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15707 lines
458 KiB
JavaScript
15707 lines
458 KiB
JavaScript
(function webpackUniversalModuleDefinition(root, factory) {
|
|
if(typeof exports === 'object' && typeof module === 'object')
|
|
module.exports = factory(require("get-pixels"), require("ndarray"), require("ndarray-linear-interpolate"));
|
|
else if(typeof define === 'function' && define.amd)
|
|
define(["get-pixels", "ndarray", "ndarray-linear-interpolate"], factory);
|
|
else if(typeof exports === 'object')
|
|
exports["Quagga"] = factory(require("get-pixels"), require("ndarray"), require("ndarray-linear-interpolate"));
|
|
else
|
|
root["Quagga"] = factory(root["get-pixels"], root["ndarray"], root["ndarray-linear-interpolate"]);
|
|
})(this, function(__WEBPACK_EXTERNAL_MODULE_219__, __WEBPACK_EXTERNAL_MODULE_220__, __WEBPACK_EXTERNAL_MODULE_221__) {
|
|
return /******/ (function(modules) { // webpackBootstrap
|
|
/******/ // The module cache
|
|
/******/ var installedModules = {};
|
|
/******/
|
|
/******/ // The require function
|
|
/******/ function __webpack_require__(moduleId) {
|
|
/******/
|
|
/******/ // Check if module is in cache
|
|
/******/ if(installedModules[moduleId])
|
|
/******/ return installedModules[moduleId].e;
|
|
/******/
|
|
/******/ // Create a new module (and put it into the cache)
|
|
/******/ var module = installedModules[moduleId] = {
|
|
/******/ e: {},
|
|
/******/ i: moduleId,
|
|
/******/ l: false
|
|
/******/ };
|
|
/******/
|
|
/******/ // Execute the module function
|
|
/******/ modules[moduleId].call(module.e, module, module.e, __webpack_require__);
|
|
/******/
|
|
/******/ // Flag the module as loaded
|
|
/******/ module.l = true;
|
|
/******/
|
|
/******/ // Return the exports of the module
|
|
/******/ return module.e;
|
|
/******/ }
|
|
/******/
|
|
/******/
|
|
/******/ // expose the modules object (__webpack_modules__)
|
|
/******/ __webpack_require__.m = modules;
|
|
/******/
|
|
/******/ // expose the module cache
|
|
/******/ __webpack_require__.c = installedModules;
|
|
/******/
|
|
/******/ // __webpack_public_path__
|
|
/******/ __webpack_require__.p = "/";
|
|
/******/
|
|
/******/ // Load entry module and return exports
|
|
/******/ return __webpack_require__(__webpack_require__.s = 222);
|
|
/******/ })
|
|
/************************************************************************/
|
|
/******/ ([
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|
/* 0 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is classified as an `Array` object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @type {Function}
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isArray([1, 2, 3]);
|
|
* // => true
|
|
*
|
|
* _.isArray(document.body.children);
|
|
* // => false
|
|
*
|
|
* _.isArray('abc');
|
|
* // => false
|
|
*
|
|
* _.isArray(_.noop);
|
|
* // => false
|
|
*/
|
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var isArray = Array.isArray;
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|
|
|
module.e = isArray;
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|
|
|
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/***/ },
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/* 1 */
|
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/***/ function(module, exports, __webpack_require__) {
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|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
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* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
var logDisabled_ = true;
|
|
|
|
// Utility methods.
|
|
var utils = {
|
|
disableLog: function(bool) {
|
|
if (typeof bool !== 'boolean') {
|
|
return new Error('Argument type: ' + typeof bool +
|
|
'. Please use a boolean.');
|
|
}
|
|
logDisabled_ = bool;
|
|
return (bool) ? 'adapter.js logging disabled' :
|
|
'adapter.js logging enabled';
|
|
},
|
|
|
|
log: function() {
|
|
if (typeof window === 'object') {
|
|
if (logDisabled_) {
|
|
return;
|
|
}
|
|
if (typeof console !== 'undefined' && typeof console.log === 'function') {
|
|
console.log.apply(console, arguments);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Extract browser version out of the provided user agent string.
|
|
*
|
|
* @param {!string} uastring userAgent string.
|
|
* @param {!string} expr Regular expression used as match criteria.
|
|
* @param {!number} pos position in the version string to be returned.
|
|
* @return {!number} browser version.
|
|
*/
|
|
extractVersion: function(uastring, expr, pos) {
|
|
var match = uastring.match(expr);
|
|
return match && match.length >= pos && parseInt(match[pos], 10);
|
|
},
|
|
|
|
/**
|
|
* Browser detector.
|
|
*
|
|
* @return {object} result containing browser, version and minVersion
|
|
* properties.
|
|
*/
|
|
detectBrowser: function() {
|
|
// Returned result object.
|
|
var result = {};
|
|
result.browser = null;
|
|
result.version = null;
|
|
result.minVersion = null;
|
|
|
|
// Fail early if it's not a browser
|
|
if (typeof window === 'undefined' || !window.navigator) {
|
|
result.browser = 'Not a browser.';
|
|
return result;
|
|
}
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|
|
|
// Firefox.
|
|
if (navigator.mozGetUserMedia) {
|
|
result.browser = 'firefox';
|
|
result.version = this.extractVersion(navigator.userAgent,
|
|
/Firefox\/([0-9]+)\./, 1);
|
|
result.minVersion = 31;
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|
|
|
// all webkit-based browsers
|
|
} else if (navigator.webkitGetUserMedia) {
|
|
// Chrome, Chromium, Webview, Opera, all use the chrome shim for now
|
|
if (window.webkitRTCPeerConnection) {
|
|
result.browser = 'chrome';
|
|
result.version = this.extractVersion(navigator.userAgent,
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/Chrom(e|ium)\/([0-9]+)\./, 2);
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|
result.minVersion = 38;
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|
|
|
// Safari or unknown webkit-based
|
|
// for the time being Safari has support for MediaStreams but not webRTC
|
|
} else {
|
|
// Safari UA substrings of interest for reference:
|
|
// - webkit version: AppleWebKit/602.1.25 (also used in Op,Cr)
|
|
// - safari UI version: Version/9.0.3 (unique to Safari)
|
|
// - safari UI webkit version: Safari/601.4.4 (also used in Op,Cr)
|
|
//
|
|
// if the webkit version and safari UI webkit versions are equals,
|
|
// ... this is a stable version.
|
|
//
|
|
// only the internal webkit version is important today to know if
|
|
// media streams are supported
|
|
//
|
|
if (navigator.userAgent.match(/Version\/(\d+).(\d+)/)) {
|
|
result.browser = 'safari';
|
|
result.version = this.extractVersion(navigator.userAgent,
|
|
/AppleWebKit\/([0-9]+)\./, 1);
|
|
result.minVersion = 602;
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|
|
|
// unknown webkit-based browser
|
|
} else {
|
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result.browser = 'Unsupported webkit-based browser ' +
|
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'with GUM support but no WebRTC support.';
|
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return result;
|
|
}
|
|
}
|
|
|
|
// Edge.
|
|
} else if (navigator.mediaDevices &&
|
|
navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
|
|
result.browser = 'edge';
|
|
result.version = this.extractVersion(navigator.userAgent,
|
|
/Edge\/(\d+).(\d+)$/, 2);
|
|
result.minVersion = 10547;
|
|
|
|
// Default fallthrough: not supported.
|
|
} else {
|
|
result.browser = 'Not a supported browser.';
|
|
return result;
|
|
}
|
|
|
|
// Warn if version is less than minVersion.
|
|
if (result.version < result.minVersion) {
|
|
utils.log('Browser: ' + result.browser + ' Version: ' + result.version +
|
|
' < minimum supported version: ' + result.minVersion +
|
|
'\n some things might not work!');
|
|
}
|
|
|
|
return result;
|
|
}
|
|
};
|
|
|
|
// Export.
|
|
module.e = {
|
|
log: utils.log,
|
|
disableLog: utils.disableLog,
|
|
browserDetails: utils.detectBrowser(),
|
|
extractVersion: utils.extractVersion
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 2 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(global) {var checkGlobal = __webpack_require__(142);
|
|
|
|
/** Detect free variable `global` from Node.js. */
|
|
var freeGlobal = checkGlobal(typeof global == 'object' && global);
|
|
|
|
/** Detect free variable `self`. */
|
|
var freeSelf = checkGlobal(typeof self == 'object' && self);
|
|
|
|
/** Detect `this` as the global object. */
|
|
var thisGlobal = checkGlobal(typeof this == 'object' && this);
|
|
|
|
/** Used as a reference to the global object. */
|
|
var root = freeGlobal || freeSelf || thisGlobal || Function('return this')();
|
|
|
|
module.e = root;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
|
|
|
|
/***/ },
|
|
/* 3 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is the
|
|
* [language type](http://www.ecma-international.org/ecma-262/6.0/#sec-ecmascript-language-types)
|
|
* of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is an object, else `false`.
|
|
* @example
|
|
*
|
|
* _.isObject({});
|
|
* // => true
|
|
*
|
|
* _.isObject([1, 2, 3]);
|
|
* // => true
|
|
*
|
|
* _.isObject(_.noop);
|
|
* // => true
|
|
*
|
|
* _.isObject(null);
|
|
* // => false
|
|
*/
|
|
function isObject(value) {
|
|
var type = typeof value;
|
|
return !!value && (type == 'object' || type == 'function');
|
|
}
|
|
|
|
module.e = isObject;
|
|
|
|
|
|
/***/ },
|
|
/* 4 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is object-like. A value is object-like if it's not `null`
|
|
* and has a `typeof` result of "object".
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is object-like, else `false`.
|
|
* @example
|
|
*
|
|
* _.isObjectLike({});
|
|
* // => true
|
|
*
|
|
* _.isObjectLike([1, 2, 3]);
|
|
* // => true
|
|
*
|
|
* _.isObjectLike(_.noop);
|
|
* // => false
|
|
*
|
|
* _.isObjectLike(null);
|
|
* // => false
|
|
*/
|
|
function isObjectLike(value) {
|
|
return !!value && typeof value == 'object';
|
|
}
|
|
|
|
module.e = isObjectLike;
|
|
|
|
|
|
/***/ },
|
|
/* 5 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge2 = __webpack_require__(9);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
|
|
|
|
var _barcode_reader = __webpack_require__(11);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function EANReader(opts, supplements) {
|
|
opts = (0, _merge3.default)(getDefaulConfig(), opts);
|
|
_barcode_reader2.default.call(this, opts, supplements);
|
|
}
|
|
|
|
function getDefaulConfig() {
|
|
var config = {};
|
|
|
|
Object.keys(EANReader.CONFIG_KEYS).forEach(function (key) {
|
|
config[key] = EANReader.CONFIG_KEYS[key].default;
|
|
});
|
|
return config;
|
|
}
|
|
|
|
var properties = {
|
|
CODE_L_START: { value: 0 },
|
|
CODE_G_START: { value: 10 },
|
|
START_PATTERN: { value: [1, 1, 1] },
|
|
STOP_PATTERN: { value: [1, 1, 1] },
|
|
MIDDLE_PATTERN: { value: [1, 1, 1, 1, 1] },
|
|
EXTENSION_START_PATTERN: { value: [1, 1, 2] },
|
|
CODE_PATTERN: { value: [[3, 2, 1, 1], [2, 2, 2, 1], [2, 1, 2, 2], [1, 4, 1, 1], [1, 1, 3, 2], [1, 2, 3, 1], [1, 1, 1, 4], [1, 3, 1, 2], [1, 2, 1, 3], [3, 1, 1, 2], [1, 1, 2, 3], [1, 2, 2, 2], [2, 2, 1, 2], [1, 1, 4, 1], [2, 3, 1, 1], [1, 3, 2, 1], [4, 1, 1, 1], [2, 1, 3, 1], [3, 1, 2, 1], [2, 1, 1, 3]] },
|
|
CODE_FREQUENCY: { value: [0, 11, 13, 14, 19, 25, 28, 21, 22, 26] },
|
|
SINGLE_CODE_ERROR: { value: 0.70 },
|
|
AVG_CODE_ERROR: { value: 0.48 },
|
|
FORMAT: { value: "ean_13", writeable: false }
|
|
};
|
|
|
|
EANReader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
EANReader.prototype.constructor = EANReader;
|
|
|
|
EANReader.prototype._decodeCode = function (start, coderange) {
|
|
var counter = [0, 0, 0, 0],
|
|
i,
|
|
self = this,
|
|
offset = start,
|
|
isWhite = !self._row[offset],
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: start,
|
|
end: start
|
|
},
|
|
code,
|
|
error;
|
|
|
|
if (!coderange) {
|
|
coderange = self.CODE_PATTERN.length;
|
|
}
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
for (code = 0; code < coderange; code++) {
|
|
error = self._matchPattern(counter, self.CODE_PATTERN[code]);
|
|
if (error < bestMatch.error) {
|
|
bestMatch.code = code;
|
|
bestMatch.error = error;
|
|
}
|
|
}
|
|
bestMatch.end = i;
|
|
if (bestMatch.error > self.AVG_CODE_ERROR) {
|
|
return null;
|
|
}
|
|
return bestMatch;
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
EANReader.prototype._findPattern = function (pattern, offset, isWhite, tryHarder, epsilon) {
|
|
var counter = [],
|
|
self = this,
|
|
i,
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: 0,
|
|
end: 0
|
|
},
|
|
error,
|
|
j,
|
|
sum;
|
|
|
|
if (!offset) {
|
|
offset = self._nextSet(self._row);
|
|
}
|
|
|
|
if (isWhite === undefined) {
|
|
isWhite = false;
|
|
}
|
|
|
|
if (tryHarder === undefined) {
|
|
tryHarder = true;
|
|
}
|
|
|
|
if (epsilon === undefined) {
|
|
epsilon = self.AVG_CODE_ERROR;
|
|
}
|
|
|
|
for (i = 0; i < pattern.length; i++) {
|
|
counter[i] = 0;
|
|
}
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
sum = 0;
|
|
for (j = 0; j < counter.length; j++) {
|
|
sum += counter[j];
|
|
}
|
|
error = self._matchPattern(counter, pattern);
|
|
|
|
if (error < epsilon) {
|
|
bestMatch.error = error;
|
|
bestMatch.start = i - sum;
|
|
bestMatch.end = i;
|
|
return bestMatch;
|
|
}
|
|
if (tryHarder) {
|
|
for (j = 0; j < counter.length - 2; j++) {
|
|
counter[j] = counter[j + 2];
|
|
}
|
|
counter[counter.length - 2] = 0;
|
|
counter[counter.length - 1] = 0;
|
|
counterPos--;
|
|
} else {
|
|
return null;
|
|
}
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
EANReader.prototype._findStart = function () {
|
|
var self = this,
|
|
leadingWhitespaceStart,
|
|
offset = self._nextSet(self._row),
|
|
startInfo;
|
|
|
|
while (!startInfo) {
|
|
startInfo = self._findPattern(self.START_PATTERN, offset);
|
|
if (!startInfo) {
|
|
return null;
|
|
}
|
|
leadingWhitespaceStart = startInfo.start - (startInfo.end - startInfo.start);
|
|
if (leadingWhitespaceStart >= 0) {
|
|
if (self._matchRange(leadingWhitespaceStart, startInfo.start, 0)) {
|
|
return startInfo;
|
|
}
|
|
}
|
|
offset = startInfo.end;
|
|
startInfo = null;
|
|
}
|
|
};
|
|
|
|
EANReader.prototype._verifyTrailingWhitespace = function (endInfo) {
|
|
var self = this,
|
|
trailingWhitespaceEnd;
|
|
|
|
trailingWhitespaceEnd = endInfo.end + (endInfo.end - endInfo.start);
|
|
if (trailingWhitespaceEnd < self._row.length) {
|
|
if (self._matchRange(endInfo.end, trailingWhitespaceEnd, 0)) {
|
|
return endInfo;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
EANReader.prototype._findEnd = function (offset, isWhite) {
|
|
var self = this,
|
|
endInfo = self._findPattern(self.STOP_PATTERN, offset, isWhite, false);
|
|
|
|
return endInfo !== null ? self._verifyTrailingWhitespace(endInfo) : null;
|
|
};
|
|
|
|
EANReader.prototype._calculateFirstDigit = function (codeFrequency) {
|
|
var i,
|
|
self = this;
|
|
|
|
for (i = 0; i < self.CODE_FREQUENCY.length; i++) {
|
|
if (codeFrequency === self.CODE_FREQUENCY[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
EANReader.prototype._decodePayload = function (code, result, decodedCodes) {
|
|
var i,
|
|
self = this,
|
|
codeFrequency = 0x0,
|
|
firstDigit;
|
|
|
|
for (i = 0; i < 6; i++) {
|
|
code = self._decodeCode(code.end);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
if (code.code >= self.CODE_G_START) {
|
|
code.code = code.code - self.CODE_G_START;
|
|
codeFrequency |= 1 << 5 - i;
|
|
} else {
|
|
codeFrequency |= 0 << 5 - i;
|
|
}
|
|
result.push(code.code);
|
|
decodedCodes.push(code);
|
|
}
|
|
|
|
firstDigit = self._calculateFirstDigit(codeFrequency);
|
|
if (firstDigit === null) {
|
|
return null;
|
|
}
|
|
result.unshift(firstDigit);
|
|
|
|
code = self._findPattern(self.MIDDLE_PATTERN, code.end, true, false);
|
|
if (code === null) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
|
|
for (i = 0; i < 6; i++) {
|
|
code = self._decodeCode(code.end, self.CODE_G_START);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
result.push(code.code);
|
|
}
|
|
|
|
return code;
|
|
};
|
|
|
|
EANReader.prototype._decode = function () {
|
|
var startInfo,
|
|
self = this,
|
|
code,
|
|
result = [],
|
|
decodedCodes = [],
|
|
resultInfo = {};
|
|
|
|
startInfo = self._findStart();
|
|
if (!startInfo) {
|
|
return null;
|
|
}
|
|
code = {
|
|
code: startInfo.code,
|
|
start: startInfo.start,
|
|
end: startInfo.end
|
|
};
|
|
decodedCodes.push(code);
|
|
code = self._decodePayload(code, result, decodedCodes);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
code = self._findEnd(code.end, false);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
|
|
decodedCodes.push(code);
|
|
|
|
// Checksum
|
|
if (!self._checksum(result)) {
|
|
return null;
|
|
}
|
|
|
|
if (this.supplements.length > 0) {
|
|
var ext = this._decodeExtensions(code.end);
|
|
if (!ext) {
|
|
return null;
|
|
}
|
|
var lastCode = ext.decodedCodes[ext.decodedCodes.length - 1],
|
|
endInfo = {
|
|
start: lastCode.start + ((lastCode.end - lastCode.start) / 2 | 0),
|
|
end: lastCode.end
|
|
};
|
|
if (!self._verifyTrailingWhitespace(endInfo)) {
|
|
return null;
|
|
}
|
|
resultInfo = {
|
|
supplement: ext,
|
|
code: result.join("") + ext.code
|
|
};
|
|
}
|
|
|
|
return _extends({
|
|
code: result.join(""),
|
|
start: startInfo.start,
|
|
end: code.end,
|
|
codeset: "",
|
|
startInfo: startInfo,
|
|
decodedCodes: decodedCodes
|
|
}, resultInfo);
|
|
};
|
|
|
|
EANReader.prototype._decodeExtensions = function (offset) {
|
|
var i,
|
|
start = this._nextSet(this._row, offset),
|
|
startInfo = this._findPattern(this.EXTENSION_START_PATTERN, start, false, false),
|
|
result;
|
|
|
|
if (startInfo === null) {
|
|
return null;
|
|
}
|
|
|
|
for (i = 0; i < this.supplements.length; i++) {
|
|
result = this.supplements[i].decode(this._row, startInfo.end);
|
|
if (result !== null) {
|
|
return {
|
|
code: result.code,
|
|
start: start,
|
|
startInfo: startInfo,
|
|
end: result.end,
|
|
codeset: "",
|
|
decodedCodes: result.decodedCodes
|
|
};
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
EANReader.prototype._checksum = function (result) {
|
|
var sum = 0,
|
|
i;
|
|
|
|
for (i = result.length - 2; i >= 0; i -= 2) {
|
|
sum += result[i];
|
|
}
|
|
sum *= 3;
|
|
for (i = result.length - 1; i >= 0; i -= 2) {
|
|
sum += result[i];
|
|
}
|
|
return sum % 10 === 0;
|
|
};
|
|
|
|
EANReader.CONFIG_KEYS = {
|
|
supplements: {
|
|
'type': 'arrayOf(string)',
|
|
'default': [],
|
|
'description': 'Allowed extensions to be decoded (2 and/or 5)'
|
|
}
|
|
};
|
|
|
|
exports.default = EANReader;
|
|
|
|
/***/ },
|
|
/* 6 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsNative = __webpack_require__(128),
|
|
getValue = __webpack_require__(159);
|
|
|
|
/**
|
|
* Gets the native function at `key` of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @param {string} key The key of the method to get.
|
|
* @returns {*} Returns the function if it's native, else `undefined`.
|
|
*/
|
|
function getNative(object, key) {
|
|
var value = getValue(object, key);
|
|
return baseIsNative(value) ? value : undefined;
|
|
}
|
|
|
|
module.e = getNative;
|
|
|
|
|
|
/***/ },
|
|
/* 7 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isSymbol = __webpack_require__(28);
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var INFINITY = 1 / 0;
|
|
|
|
/**
|
|
* Converts `value` to a string key if it's not a string or symbol.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to inspect.
|
|
* @returns {string|symbol} Returns the key.
|
|
*/
|
|
function toKey(value) {
|
|
if (typeof value == 'string' || isSymbol(value)) {
|
|
return value;
|
|
}
|
|
var result = (value + '');
|
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
|
}
|
|
|
|
module.e = toKey;
|
|
|
|
|
|
/***/ },
|
|
/* 8 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseHas = __webpack_require__(59),
|
|
baseKeys = __webpack_require__(130),
|
|
indexKeys = __webpack_require__(67),
|
|
isArrayLike = __webpack_require__(26),
|
|
isIndex = __webpack_require__(22),
|
|
isPrototype = __webpack_require__(40);
|
|
|
|
/**
|
|
* Creates an array of the own enumerable property names of `object`.
|
|
*
|
|
* **Note:** Non-object values are coerced to objects. See the
|
|
* [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
|
|
* for more details.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Object
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
* @example
|
|
*
|
|
* function Foo() {
|
|
* this.a = 1;
|
|
* this.b = 2;
|
|
* }
|
|
*
|
|
* Foo.prototype.c = 3;
|
|
*
|
|
* _.keys(new Foo);
|
|
* // => ['a', 'b'] (iteration order is not guaranteed)
|
|
*
|
|
* _.keys('hi');
|
|
* // => ['0', '1']
|
|
*/
|
|
function keys(object) {
|
|
var isProto = isPrototype(object);
|
|
if (!(isProto || isArrayLike(object))) {
|
|
return baseKeys(object);
|
|
}
|
|
var indexes = indexKeys(object),
|
|
skipIndexes = !!indexes,
|
|
result = indexes || [],
|
|
length = result.length;
|
|
|
|
for (var key in object) {
|
|
if (baseHas(object, key) &&
|
|
!(skipIndexes && (key == 'length' || isIndex(key, length))) &&
|
|
!(isProto && key == 'constructor')) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = keys;
|
|
|
|
|
|
/***/ },
|
|
/* 9 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseMerge = __webpack_require__(134),
|
|
createAssigner = __webpack_require__(152);
|
|
|
|
/**
|
|
* This method is like `_.assign` except that it recursively merges own and
|
|
* inherited enumerable string keyed properties of source objects into the
|
|
* destination object. Source properties that resolve to `undefined` are
|
|
* skipped if a destination value exists. Array and plain object properties
|
|
* are merged recursively. Other objects and value types are overridden by
|
|
* assignment. Source objects are applied from left to right. Subsequent
|
|
* sources overwrite property assignments of previous sources.
|
|
*
|
|
* **Note:** This method mutates `object`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.5.0
|
|
* @category Object
|
|
* @param {Object} object The destination object.
|
|
* @param {...Object} [sources] The source objects.
|
|
* @returns {Object} Returns `object`.
|
|
* @example
|
|
*
|
|
* var users = {
|
|
* 'data': [{ 'user': 'barney' }, { 'user': 'fred' }]
|
|
* };
|
|
*
|
|
* var ages = {
|
|
* 'data': [{ 'age': 36 }, { 'age': 40 }]
|
|
* };
|
|
*
|
|
* _.merge(users, ages);
|
|
* // => { 'data': [{ 'user': 'barney', 'age': 36 }, { 'user': 'fred', 'age': 40 }] }
|
|
*/
|
|
var merge = createAssigner(function(object, source, srcIndex) {
|
|
baseMerge(object, source, srcIndex);
|
|
});
|
|
|
|
module.e = merge;
|
|
|
|
|
|
/***/ },
|
|
/* 10 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
exports.default = {
|
|
drawRect: function drawRect(pos, size, ctx, style) {
|
|
ctx.strokeStyle = style.color;
|
|
ctx.fillStyle = style.color;
|
|
ctx.lineWidth = 1;
|
|
ctx.beginPath();
|
|
ctx.strokeRect(pos.x, pos.y, size.x, size.y);
|
|
},
|
|
drawPath: function drawPath(path, def, ctx, style) {
|
|
ctx.strokeStyle = style.color;
|
|
ctx.fillStyle = style.color;
|
|
ctx.lineWidth = style.lineWidth;
|
|
ctx.beginPath();
|
|
ctx.moveTo(path[0][def.x], path[0][def.y]);
|
|
for (var j = 1; j < path.length; j++) {
|
|
ctx.lineTo(path[j][def.x], path[j][def.y]);
|
|
}
|
|
ctx.closePath();
|
|
ctx.stroke();
|
|
},
|
|
drawImage: function drawImage(imageData, size, ctx) {
|
|
var canvasData = ctx.getImageData(0, 0, size.x, size.y),
|
|
data = canvasData.data,
|
|
imageDataPos = imageData.length,
|
|
canvasDataPos = data.length,
|
|
value;
|
|
|
|
if (canvasDataPos / imageDataPos !== 4) {
|
|
return false;
|
|
}
|
|
while (imageDataPos--) {
|
|
value = imageData[imageDataPos];
|
|
data[--canvasDataPos] = 255;
|
|
data[--canvasDataPos] = value;
|
|
data[--canvasDataPos] = value;
|
|
data[--canvasDataPos] = value;
|
|
}
|
|
ctx.putImageData(canvasData, 0, 0);
|
|
return true;
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 11 */
|
|
/***/ function(module, exports) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
function BarcodeReader(config, supplements) {
|
|
this._row = [];
|
|
this.config = config || {};
|
|
this.supplements = supplements;
|
|
return this;
|
|
}
|
|
|
|
BarcodeReader.prototype._nextUnset = function (line, start) {
|
|
var i;
|
|
|
|
if (start === undefined) {
|
|
start = 0;
|
|
}
|
|
for (i = start; i < line.length; i++) {
|
|
if (!line[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return line.length;
|
|
};
|
|
|
|
BarcodeReader.prototype._matchPattern = function (counter, code, maxSingleError) {
|
|
var i,
|
|
error = 0,
|
|
singleError = 0,
|
|
sum = 0,
|
|
modulo = 0,
|
|
barWidth,
|
|
count,
|
|
scaled;
|
|
|
|
maxSingleError = maxSingleError || this.SINGLE_CODE_ERROR || 1;
|
|
|
|
for (i = 0; i < counter.length; i++) {
|
|
sum += counter[i];
|
|
modulo += code[i];
|
|
}
|
|
if (sum < modulo) {
|
|
return Number.MAX_VALUE;
|
|
}
|
|
barWidth = sum / modulo;
|
|
maxSingleError *= barWidth;
|
|
|
|
for (i = 0; i < counter.length; i++) {
|
|
count = counter[i];
|
|
scaled = code[i] * barWidth;
|
|
singleError = Math.abs(count - scaled) / scaled;
|
|
if (singleError > maxSingleError) {
|
|
return Number.MAX_VALUE;
|
|
}
|
|
error += singleError;
|
|
}
|
|
return error / modulo;
|
|
};
|
|
|
|
BarcodeReader.prototype._nextSet = function (line, offset) {
|
|
var i;
|
|
|
|
offset = offset || 0;
|
|
for (i = offset; i < line.length; i++) {
|
|
if (line[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return line.length;
|
|
};
|
|
|
|
BarcodeReader.prototype._correctBars = function (counter, correction, indices) {
|
|
var length = indices.length,
|
|
tmp = 0;
|
|
while (length--) {
|
|
tmp = counter[indices[length]] * (1 - (1 - correction) / 2);
|
|
if (tmp > 1) {
|
|
counter[indices[length]] = tmp;
|
|
}
|
|
}
|
|
};
|
|
|
|
BarcodeReader.prototype._matchTrace = function (cmpCounter, epsilon) {
|
|
var counter = [],
|
|
i,
|
|
self = this,
|
|
offset = self._nextSet(self._row),
|
|
isWhite = !self._row[offset],
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: 0
|
|
},
|
|
error;
|
|
|
|
if (cmpCounter) {
|
|
for (i = 0; i < cmpCounter.length; i++) {
|
|
counter.push(0);
|
|
}
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
error = self._matchPattern(counter, cmpCounter);
|
|
|
|
if (error < epsilon) {
|
|
bestMatch.start = i - offset;
|
|
bestMatch.end = i;
|
|
bestMatch.counter = counter;
|
|
return bestMatch;
|
|
} else {
|
|
return null;
|
|
}
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
} else {
|
|
counter.push(0);
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
counterPos++;
|
|
counter.push(0);
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
}
|
|
|
|
// if cmpCounter was not given
|
|
bestMatch.start = offset;
|
|
bestMatch.end = self._row.length - 1;
|
|
bestMatch.counter = counter;
|
|
return bestMatch;
|
|
};
|
|
|
|
BarcodeReader.prototype.decodePattern = function (pattern) {
|
|
var self = this,
|
|
result;
|
|
|
|
self._row = pattern;
|
|
result = self._decode();
|
|
if (result === null) {
|
|
self._row.reverse();
|
|
result = self._decode();
|
|
if (result) {
|
|
result.direction = BarcodeReader.DIRECTION.REVERSE;
|
|
result.start = self._row.length - result.start;
|
|
result.end = self._row.length - result.end;
|
|
}
|
|
} else {
|
|
result.direction = BarcodeReader.DIRECTION.FORWARD;
|
|
}
|
|
if (result) {
|
|
result.format = self.FORMAT;
|
|
}
|
|
return result;
|
|
};
|
|
|
|
BarcodeReader.prototype._matchRange = function (start, end, value) {
|
|
var i;
|
|
|
|
start = start < 0 ? 0 : start;
|
|
for (i = start; i < end; i++) {
|
|
if (this._row[i] !== value) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
BarcodeReader.prototype._fillCounters = function (offset, end, isWhite) {
|
|
var self = this,
|
|
counterPos = 0,
|
|
i,
|
|
counters = [];
|
|
|
|
isWhite = typeof isWhite !== 'undefined' ? isWhite : true;
|
|
offset = typeof offset !== 'undefined' ? offset : self._nextUnset(self._row);
|
|
end = end || self._row.length;
|
|
|
|
counters[counterPos] = 0;
|
|
for (i = offset; i < end; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counters[counterPos]++;
|
|
} else {
|
|
counterPos++;
|
|
counters[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return counters;
|
|
};
|
|
|
|
Object.defineProperty(BarcodeReader.prototype, "FORMAT", {
|
|
value: 'unknown',
|
|
writeable: false
|
|
});
|
|
|
|
BarcodeReader.DIRECTION = {
|
|
FORWARD: 1,
|
|
REVERSE: -1
|
|
};
|
|
|
|
BarcodeReader.Exception = {
|
|
StartNotFoundException: "Start-Info was not found!",
|
|
CodeNotFoundException: "Code could not be found!",
|
|
PatternNotFoundException: "Pattern could not be found!"
|
|
};
|
|
|
|
BarcodeReader.CONFIG_KEYS = {};
|
|
|
|
exports.default = BarcodeReader;
|
|
|
|
/***/ },
|
|
/* 12 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = clone
|
|
|
|
/**
|
|
* Creates a new vec2 initialized with values from an existing vector
|
|
*
|
|
* @param {vec2} a vector to clone
|
|
* @returns {vec2} a new 2D vector
|
|
*/
|
|
function clone(a) {
|
|
var out = new Float32Array(2)
|
|
out[0] = a[0]
|
|
out[1] = a[1]
|
|
return out
|
|
}
|
|
|
|
/***/ },
|
|
/* 13 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArrayLikeObject = __webpack_require__(73);
|
|
|
|
/** `Object#toString` result references. */
|
|
var argsTag = '[object Arguments]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/** Built-in value references. */
|
|
var propertyIsEnumerable = objectProto.propertyIsEnumerable;
|
|
|
|
/**
|
|
* Checks if `value` is likely an `arguments` object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isArguments(function() { return arguments; }());
|
|
* // => true
|
|
*
|
|
* _.isArguments([1, 2, 3]);
|
|
* // => false
|
|
*/
|
|
function isArguments(value) {
|
|
// Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode.
|
|
return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') &&
|
|
(!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);
|
|
}
|
|
|
|
module.e = isArguments;
|
|
|
|
|
|
/***/ },
|
|
/* 14 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isObject = __webpack_require__(3);
|
|
|
|
/** `Object#toString` result references. */
|
|
var funcTag = '[object Function]',
|
|
genTag = '[object GeneratorFunction]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Checks if `value` is classified as a `Function` object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isFunction(_);
|
|
* // => true
|
|
*
|
|
* _.isFunction(/abc/);
|
|
* // => false
|
|
*/
|
|
function isFunction(value) {
|
|
// The use of `Object#toString` avoids issues with the `typeof` operator
|
|
// in Safari 8 which returns 'object' for typed array and weak map constructors,
|
|
// and PhantomJS 1.9 which returns 'function' for `NodeList` instances.
|
|
var tag = isObject(value) ? objectToString.call(value) : '';
|
|
return tag == funcTag || tag == genTag;
|
|
}
|
|
|
|
module.e = isFunction;
|
|
|
|
|
|
/***/ },
|
|
/* 15 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
exports.default = {
|
|
init: function init(arr, val) {
|
|
var l = arr.length;
|
|
while (l--) {
|
|
arr[l] = val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Shuffles the content of an array
|
|
* @return {Array} the array itself shuffled
|
|
*/
|
|
shuffle: function shuffle(arr) {
|
|
var i = arr.length - 1,
|
|
j,
|
|
x;
|
|
for (i; i >= 0; i--) {
|
|
j = Math.floor(Math.random() * i);
|
|
x = arr[i];
|
|
arr[i] = arr[j];
|
|
arr[j] = x;
|
|
}
|
|
return arr;
|
|
},
|
|
|
|
toPointList: function toPointList(arr) {
|
|
var i,
|
|
j,
|
|
row = [],
|
|
rows = [];
|
|
for (i = 0; i < arr.length; i++) {
|
|
row = [];
|
|
for (j = 0; j < arr[i].length; j++) {
|
|
row[j] = arr[i][j];
|
|
}
|
|
rows[i] = "[" + row.join(",") + "]";
|
|
}
|
|
return "[" + rows.join(",\r\n") + "]";
|
|
},
|
|
|
|
/**
|
|
* returns the elements which's score is bigger than the threshold
|
|
* @return {Array} the reduced array
|
|
*/
|
|
threshold: function threshold(arr, _threshold, scoreFunc) {
|
|
var i,
|
|
queue = [];
|
|
for (i = 0; i < arr.length; i++) {
|
|
if (scoreFunc.apply(arr, [arr[i]]) >= _threshold) {
|
|
queue.push(arr[i]);
|
|
}
|
|
}
|
|
return queue;
|
|
},
|
|
|
|
maxIndex: function maxIndex(arr) {
|
|
var i,
|
|
max = 0;
|
|
for (i = 0; i < arr.length; i++) {
|
|
if (arr[i] > arr[max]) {
|
|
max = i;
|
|
}
|
|
}
|
|
return max;
|
|
},
|
|
|
|
max: function max(arr) {
|
|
var i,
|
|
max = 0;
|
|
for (i = 0; i < arr.length; i++) {
|
|
if (arr[i] > max) {
|
|
max = arr[i];
|
|
}
|
|
}
|
|
return max;
|
|
},
|
|
|
|
sum: function sum(arr) {
|
|
var length = arr.length,
|
|
sum = 0;
|
|
|
|
while (length--) {
|
|
sum += arr[length];
|
|
}
|
|
return sum;
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 16 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var listCacheClear = __webpack_require__(175),
|
|
listCacheDelete = __webpack_require__(176),
|
|
listCacheGet = __webpack_require__(177),
|
|
listCacheHas = __webpack_require__(178),
|
|
listCacheSet = __webpack_require__(179);
|
|
|
|
/**
|
|
* Creates an list cache object.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function ListCache(entries) {
|
|
var index = -1,
|
|
length = entries ? entries.length : 0;
|
|
|
|
this.clear();
|
|
while (++index < length) {
|
|
var entry = entries[index];
|
|
this.set(entry[0], entry[1]);
|
|
}
|
|
}
|
|
|
|
// Add methods to `ListCache`.
|
|
ListCache.prototype.clear = listCacheClear;
|
|
ListCache.prototype['delete'] = listCacheDelete;
|
|
ListCache.prototype.get = listCacheGet;
|
|
ListCache.prototype.has = listCacheHas;
|
|
ListCache.prototype.set = listCacheSet;
|
|
|
|
module.e = ListCache;
|
|
|
|
|
|
/***/ },
|
|
/* 17 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(16),
|
|
stackClear = __webpack_require__(187),
|
|
stackDelete = __webpack_require__(188),
|
|
stackGet = __webpack_require__(189),
|
|
stackHas = __webpack_require__(190),
|
|
stackSet = __webpack_require__(191);
|
|
|
|
/**
|
|
* Creates a stack cache object to store key-value pairs.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function Stack(entries) {
|
|
this.__data__ = new ListCache(entries);
|
|
}
|
|
|
|
// Add methods to `Stack`.
|
|
Stack.prototype.clear = stackClear;
|
|
Stack.prototype['delete'] = stackDelete;
|
|
Stack.prototype.get = stackGet;
|
|
Stack.prototype.has = stackHas;
|
|
Stack.prototype.set = stackSet;
|
|
|
|
module.e = Stack;
|
|
|
|
|
|
/***/ },
|
|
/* 18 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(25);
|
|
|
|
/**
|
|
* Gets the index at which the `key` is found in `array` of key-value pairs.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to search.
|
|
* @param {*} key The key to search for.
|
|
* @returns {number} Returns the index of the matched value, else `-1`.
|
|
*/
|
|
function assocIndexOf(array, key) {
|
|
var length = array.length;
|
|
while (length--) {
|
|
if (eq(array[length][0], key)) {
|
|
return length;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
module.e = assocIndexOf;
|
|
|
|
|
|
/***/ },
|
|
/* 19 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isKeyable = __webpack_require__(172);
|
|
|
|
/**
|
|
* Gets the data for `map`.
|
|
*
|
|
* @private
|
|
* @param {Object} map The map to query.
|
|
* @param {string} key The reference key.
|
|
* @returns {*} Returns the map data.
|
|
*/
|
|
function getMapData(map, key) {
|
|
var data = map.__data__;
|
|
return isKeyable(key)
|
|
? data[typeof key == 'string' ? 'string' : 'hash']
|
|
: data.map;
|
|
}
|
|
|
|
module.e = getMapData;
|
|
|
|
|
|
/***/ },
|
|
/* 20 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeGetPrototype = Object.getPrototypeOf;
|
|
|
|
/**
|
|
* Gets the `[[Prototype]]` of `value`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to query.
|
|
* @returns {null|Object} Returns the `[[Prototype]]`.
|
|
*/
|
|
function getPrototype(value) {
|
|
return nativeGetPrototype(Object(value));
|
|
}
|
|
|
|
module.e = getPrototype;
|
|
|
|
|
|
/***/ },
|
|
/* 21 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is a host object in IE < 9.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a host object, else `false`.
|
|
*/
|
|
function isHostObject(value) {
|
|
// Many host objects are `Object` objects that can coerce to strings
|
|
// despite having improperly defined `toString` methods.
|
|
var result = false;
|
|
if (value != null && typeof value.toString != 'function') {
|
|
try {
|
|
result = !!(value + '');
|
|
} catch (e) {}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = isHostObject;
|
|
|
|
|
|
/***/ },
|
|
/* 22 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var MAX_SAFE_INTEGER = 9007199254740991;
|
|
|
|
/** Used to detect unsigned integer values. */
|
|
var reIsUint = /^(?:0|[1-9]\d*)$/;
|
|
|
|
/**
|
|
* Checks if `value` is a valid array-like index.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
|
|
* @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
|
|
*/
|
|
function isIndex(value, length) {
|
|
length = length == null ? MAX_SAFE_INTEGER : length;
|
|
return !!length &&
|
|
(typeof value == 'number' || reIsUint.test(value)) &&
|
|
(value > -1 && value % 1 == 0 && value < length);
|
|
}
|
|
|
|
module.e = isIndex;
|
|
|
|
|
|
/***/ },
|
|
/* 23 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArray = __webpack_require__(0),
|
|
isSymbol = __webpack_require__(28);
|
|
|
|
/** Used to match property names within property paths. */
|
|
var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
|
|
reIsPlainProp = /^\w*$/;
|
|
|
|
/**
|
|
* Checks if `value` is a property name and not a property path.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @param {Object} [object] The object to query keys on.
|
|
* @returns {boolean} Returns `true` if `value` is a property name, else `false`.
|
|
*/
|
|
function isKey(value, object) {
|
|
if (isArray(value)) {
|
|
return false;
|
|
}
|
|
var type = typeof value;
|
|
if (type == 'number' || type == 'symbol' || type == 'boolean' ||
|
|
value == null || isSymbol(value)) {
|
|
return true;
|
|
}
|
|
return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
|
|
(object != null && value in Object(object));
|
|
}
|
|
|
|
module.e = isKey;
|
|
|
|
|
|
/***/ },
|
|
/* 24 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var nativeCreate = getNative(Object, 'create');
|
|
|
|
module.e = nativeCreate;
|
|
|
|
|
|
/***/ },
|
|
/* 25 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Performs a
|
|
* [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
|
|
* comparison between two values to determine if they are equivalent.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to compare.
|
|
* @param {*} other The other value to compare.
|
|
* @returns {boolean} Returns `true` if the values are equivalent, else `false`.
|
|
* @example
|
|
*
|
|
* var object = { 'user': 'fred' };
|
|
* var other = { 'user': 'fred' };
|
|
*
|
|
* _.eq(object, object);
|
|
* // => true
|
|
*
|
|
* _.eq(object, other);
|
|
* // => false
|
|
*
|
|
* _.eq('a', 'a');
|
|
* // => true
|
|
*
|
|
* _.eq('a', Object('a'));
|
|
* // => false
|
|
*
|
|
* _.eq(NaN, NaN);
|
|
* // => true
|
|
*/
|
|
function eq(value, other) {
|
|
return value === other || (value !== value && other !== other);
|
|
}
|
|
|
|
module.e = eq;
|
|
|
|
|
|
/***/ },
|
|
/* 26 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getLength = __webpack_require__(156),
|
|
isFunction = __webpack_require__(14),
|
|
isLength = __webpack_require__(27);
|
|
|
|
/**
|
|
* Checks if `value` is array-like. A value is considered array-like if it's
|
|
* not a function and has a `value.length` that's an integer greater than or
|
|
* equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is array-like, else `false`.
|
|
* @example
|
|
*
|
|
* _.isArrayLike([1, 2, 3]);
|
|
* // => true
|
|
*
|
|
* _.isArrayLike(document.body.children);
|
|
* // => true
|
|
*
|
|
* _.isArrayLike('abc');
|
|
* // => true
|
|
*
|
|
* _.isArrayLike(_.noop);
|
|
* // => false
|
|
*/
|
|
function isArrayLike(value) {
|
|
return value != null && isLength(getLength(value)) && !isFunction(value);
|
|
}
|
|
|
|
module.e = isArrayLike;
|
|
|
|
|
|
/***/ },
|
|
/* 27 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var MAX_SAFE_INTEGER = 9007199254740991;
|
|
|
|
/**
|
|
* Checks if `value` is a valid array-like length.
|
|
*
|
|
* **Note:** This function is loosely based on
|
|
* [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a valid length,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isLength(3);
|
|
* // => true
|
|
*
|
|
* _.isLength(Number.MIN_VALUE);
|
|
* // => false
|
|
*
|
|
* _.isLength(Infinity);
|
|
* // => false
|
|
*
|
|
* _.isLength('3');
|
|
* // => false
|
|
*/
|
|
function isLength(value) {
|
|
return typeof value == 'number' &&
|
|
value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
|
|
}
|
|
|
|
module.e = isLength;
|
|
|
|
|
|
/***/ },
|
|
/* 28 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isObjectLike = __webpack_require__(4);
|
|
|
|
/** `Object#toString` result references. */
|
|
var symbolTag = '[object Symbol]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Checks if `value` is classified as a `Symbol` primitive or object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isSymbol(Symbol.iterator);
|
|
* // => true
|
|
*
|
|
* _.isSymbol('abc');
|
|
* // => false
|
|
*/
|
|
function isSymbol(value) {
|
|
return typeof value == 'symbol' ||
|
|
(isObjectLike(value) && objectToString.call(value) == symbolTag);
|
|
}
|
|
|
|
module.e = isSymbol;
|
|
|
|
|
|
/***/ },
|
|
/* 29 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
exports._dimensionsConverters = exports.ERODE = exports.DILATE = exports.Tracer = undefined;
|
|
exports.imageRef = imageRef;
|
|
exports.computeIntegralImage2 = computeIntegralImage2;
|
|
exports.computeIntegralImage = computeIntegralImage;
|
|
exports.thresholdImage = thresholdImage;
|
|
exports.computeHistogram = computeHistogram;
|
|
exports.sharpenLine = sharpenLine;
|
|
exports.determineOtsuThreshold = determineOtsuThreshold;
|
|
exports.otsuThreshold = otsuThreshold;
|
|
exports.computeBinaryImage = computeBinaryImage;
|
|
exports.cluster = cluster;
|
|
exports.dilate = dilate;
|
|
exports.erode = erode;
|
|
exports.subtract = subtract;
|
|
exports.bitwiseOr = bitwiseOr;
|
|
exports.countNonZero = countNonZero;
|
|
exports.topGeneric = topGeneric;
|
|
exports.grayArrayFromImage = grayArrayFromImage;
|
|
exports.grayArrayFromContext = grayArrayFromContext;
|
|
exports.grayAndHalfSampleFromCanvasData = grayAndHalfSampleFromCanvasData;
|
|
exports.computeGray = computeGray;
|
|
exports.loadImageArray = loadImageArray;
|
|
exports.halfSample = halfSample;
|
|
exports.hsv2rgb = hsv2rgb;
|
|
exports._computeDivisors = _computeDivisors;
|
|
exports.calculatePatchSize = calculatePatchSize;
|
|
exports._parseCSSDimensionValues = _parseCSSDimensionValues;
|
|
exports.computeImageArea = computeImageArea;
|
|
|
|
var _cluster = __webpack_require__(79);
|
|
|
|
var _cluster2 = _interopRequireDefault(_cluster);
|
|
|
|
var _array_helper = __webpack_require__(15);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(12)
|
|
};
|
|
var vec3 = {
|
|
clone: __webpack_require__(107)
|
|
};
|
|
|
|
/**
|
|
* @param x x-coordinate
|
|
* @param y y-coordinate
|
|
* @return ImageReference {x,y} Coordinate
|
|
*/
|
|
function imageRef(x, y) {
|
|
var that = {
|
|
x: x,
|
|
y: y,
|
|
toVec2: function toVec2() {
|
|
return vec2.clone([this.x, this.y]);
|
|
},
|
|
toVec3: function toVec3() {
|
|
return vec3.clone([this.x, this.y, 1]);
|
|
},
|
|
round: function round() {
|
|
this.x = this.x > 0.0 ? Math.floor(this.x + 0.5) : Math.floor(this.x - 0.5);
|
|
this.y = this.y > 0.0 ? Math.floor(this.y + 0.5) : Math.floor(this.y - 0.5);
|
|
return this;
|
|
}
|
|
};
|
|
return that;
|
|
};
|
|
|
|
/**
|
|
* Computes an integral image of a given grayscale image.
|
|
* @param imageDataContainer {ImageDataContainer} the image to be integrated
|
|
*/
|
|
function computeIntegralImage2(imageWrapper, integralWrapper) {
|
|
var imageData = imageWrapper.data;
|
|
var width = imageWrapper.size.x;
|
|
var height = imageWrapper.size.y;
|
|
var integralImageData = integralWrapper.data;
|
|
var sum = 0,
|
|
posA = 0,
|
|
posB = 0,
|
|
posC = 0,
|
|
posD = 0,
|
|
x,
|
|
y;
|
|
|
|
// sum up first column
|
|
posB = width;
|
|
sum = 0;
|
|
for (y = 1; y < height; y++) {
|
|
sum += imageData[posA];
|
|
integralImageData[posB] += sum;
|
|
posA += width;
|
|
posB += width;
|
|
}
|
|
|
|
posA = 0;
|
|
posB = 1;
|
|
sum = 0;
|
|
for (x = 1; x < width; x++) {
|
|
sum += imageData[posA];
|
|
integralImageData[posB] += sum;
|
|
posA++;
|
|
posB++;
|
|
}
|
|
|
|
for (y = 1; y < height; y++) {
|
|
posA = y * width + 1;
|
|
posB = (y - 1) * width + 1;
|
|
posC = y * width;
|
|
posD = (y - 1) * width;
|
|
for (x = 1; x < width; x++) {
|
|
integralImageData[posA] += imageData[posA] + integralImageData[posB] + integralImageData[posC] - integralImageData[posD];
|
|
posA++;
|
|
posB++;
|
|
posC++;
|
|
posD++;
|
|
}
|
|
}
|
|
};
|
|
|
|
function computeIntegralImage(imageWrapper, integralWrapper) {
|
|
var imageData = imageWrapper.data;
|
|
var width = imageWrapper.size.x;
|
|
var height = imageWrapper.size.y;
|
|
var integralImageData = integralWrapper.data;
|
|
var sum = 0;
|
|
|
|
// sum up first row
|
|
for (var i = 0; i < width; i++) {
|
|
sum += imageData[i];
|
|
integralImageData[i] = sum;
|
|
}
|
|
|
|
for (var v = 1; v < height; v++) {
|
|
sum = 0;
|
|
for (var u = 0; u < width; u++) {
|
|
sum += imageData[v * width + u];
|
|
integralImageData[v * width + u] = sum + integralImageData[(v - 1) * width + u];
|
|
}
|
|
}
|
|
};
|
|
|
|
function thresholdImage(imageWrapper, threshold, targetWrapper) {
|
|
if (!targetWrapper) {
|
|
targetWrapper = imageWrapper;
|
|
}
|
|
var imageData = imageWrapper.data,
|
|
length = imageData.length,
|
|
targetData = targetWrapper.data;
|
|
|
|
while (length--) {
|
|
targetData[length] = imageData[length] < threshold ? 1 : 0;
|
|
}
|
|
};
|
|
|
|
function computeHistogram(imageWrapper, bitsPerPixel) {
|
|
if (!bitsPerPixel) {
|
|
bitsPerPixel = 8;
|
|
}
|
|
var imageData = imageWrapper.data,
|
|
length = imageData.length,
|
|
bitShift = 8 - bitsPerPixel,
|
|
bucketCnt = 1 << bitsPerPixel,
|
|
hist = new Int32Array(bucketCnt);
|
|
|
|
while (length--) {
|
|
hist[imageData[length] >> bitShift]++;
|
|
}
|
|
return hist;
|
|
};
|
|
|
|
function sharpenLine(line) {
|
|
var i,
|
|
length = line.length,
|
|
left = line[0],
|
|
center = line[1],
|
|
right;
|
|
|
|
for (i = 1; i < length - 1; i++) {
|
|
right = line[i + 1];
|
|
// -1 4 -1 kernel
|
|
line[i - 1] = center * 2 - left - right & 255;
|
|
left = center;
|
|
center = right;
|
|
}
|
|
return line;
|
|
};
|
|
|
|
function determineOtsuThreshold(imageWrapper, bitsPerPixel) {
|
|
if (!bitsPerPixel) {
|
|
bitsPerPixel = 8;
|
|
}
|
|
var hist,
|
|
threshold,
|
|
bitShift = 8 - bitsPerPixel;
|
|
|
|
function px(init, end) {
|
|
var sum = 0,
|
|
i;
|
|
for (i = init; i <= end; i++) {
|
|
sum += hist[i];
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
function mx(init, end) {
|
|
var i,
|
|
sum = 0;
|
|
|
|
for (i = init; i <= end; i++) {
|
|
sum += i * hist[i];
|
|
}
|
|
|
|
return sum;
|
|
}
|
|
|
|
function determineThreshold() {
|
|
var vet = [0],
|
|
p1,
|
|
p2,
|
|
p12,
|
|
k,
|
|
m1,
|
|
m2,
|
|
m12,
|
|
max = (1 << bitsPerPixel) - 1;
|
|
|
|
hist = computeHistogram(imageWrapper, bitsPerPixel);
|
|
for (k = 1; k < max; k++) {
|
|
p1 = px(0, k);
|
|
p2 = px(k + 1, max);
|
|
p12 = p1 * p2;
|
|
if (p12 === 0) {
|
|
p12 = 1;
|
|
}
|
|
m1 = mx(0, k) * p2;
|
|
m2 = mx(k + 1, max) * p1;
|
|
m12 = m1 - m2;
|
|
vet[k] = m12 * m12 / p12;
|
|
}
|
|
return _array_helper2.default.maxIndex(vet);
|
|
}
|
|
|
|
threshold = determineThreshold();
|
|
return threshold << bitShift;
|
|
};
|
|
|
|
function otsuThreshold(imageWrapper, targetWrapper) {
|
|
var threshold = determineOtsuThreshold(imageWrapper);
|
|
|
|
thresholdImage(imageWrapper, threshold, targetWrapper);
|
|
return threshold;
|
|
};
|
|
|
|
// local thresholding
|
|
function computeBinaryImage(imageWrapper, integralWrapper, targetWrapper) {
|
|
computeIntegralImage(imageWrapper, integralWrapper);
|
|
|
|
if (!targetWrapper) {
|
|
targetWrapper = imageWrapper;
|
|
}
|
|
var imageData = imageWrapper.data;
|
|
var targetData = targetWrapper.data;
|
|
var width = imageWrapper.size.x;
|
|
var height = imageWrapper.size.y;
|
|
var integralImageData = integralWrapper.data;
|
|
var sum = 0,
|
|
v,
|
|
u,
|
|
kernel = 3,
|
|
A,
|
|
B,
|
|
C,
|
|
D,
|
|
avg,
|
|
size = (kernel * 2 + 1) * (kernel * 2 + 1);
|
|
|
|
// clear out top & bottom-border
|
|
for (v = 0; v <= kernel; v++) {
|
|
for (u = 0; u < width; u++) {
|
|
targetData[v * width + u] = 0;
|
|
targetData[(height - 1 - v) * width + u] = 0;
|
|
}
|
|
}
|
|
|
|
// clear out left & right border
|
|
for (v = kernel; v < height - kernel; v++) {
|
|
for (u = 0; u <= kernel; u++) {
|
|
targetData[v * width + u] = 0;
|
|
targetData[v * width + (width - 1 - u)] = 0;
|
|
}
|
|
}
|
|
|
|
for (v = kernel + 1; v < height - kernel - 1; v++) {
|
|
for (u = kernel + 1; u < width - kernel; u++) {
|
|
A = integralImageData[(v - kernel - 1) * width + (u - kernel - 1)];
|
|
B = integralImageData[(v - kernel - 1) * width + (u + kernel)];
|
|
C = integralImageData[(v + kernel) * width + (u - kernel - 1)];
|
|
D = integralImageData[(v + kernel) * width + (u + kernel)];
|
|
sum = D - C - B + A;
|
|
avg = sum / size;
|
|
targetData[v * width + u] = imageData[v * width + u] > avg + 5 ? 0 : 1;
|
|
}
|
|
}
|
|
};
|
|
|
|
function cluster(points, threshold, property) {
|
|
var i,
|
|
k,
|
|
cluster,
|
|
point,
|
|
clusters = [];
|
|
|
|
if (!property) {
|
|
property = "rad";
|
|
}
|
|
|
|
function addToCluster(newPoint) {
|
|
var found = false;
|
|
for (k = 0; k < clusters.length; k++) {
|
|
cluster = clusters[k];
|
|
if (cluster.fits(newPoint)) {
|
|
cluster.add(newPoint);
|
|
found = true;
|
|
}
|
|
}
|
|
return found;
|
|
}
|
|
|
|
// iterate over each cloud
|
|
for (i = 0; i < points.length; i++) {
|
|
point = _cluster2.default.createPoint(points[i], i, property);
|
|
if (!addToCluster(point)) {
|
|
clusters.push(_cluster2.default.create(point, threshold));
|
|
}
|
|
}
|
|
return clusters;
|
|
};
|
|
|
|
var Tracer = exports.Tracer = {
|
|
trace: function trace(points, vec) {
|
|
var iteration,
|
|
maxIterations = 10,
|
|
top = [],
|
|
result = [],
|
|
centerPos = 0,
|
|
currentPos = 0;
|
|
|
|
function trace(idx, forward) {
|
|
var from,
|
|
to,
|
|
toIdx,
|
|
predictedPos,
|
|
thresholdX = 1,
|
|
thresholdY = Math.abs(vec[1] / 10),
|
|
found = false;
|
|
|
|
function match(pos, predicted) {
|
|
if (pos.x > predicted.x - thresholdX && pos.x < predicted.x + thresholdX && pos.y > predicted.y - thresholdY && pos.y < predicted.y + thresholdY) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// check if the next index is within the vec specifications
|
|
// if not, check as long as the threshold is met
|
|
|
|
from = points[idx];
|
|
if (forward) {
|
|
predictedPos = {
|
|
x: from.x + vec[0],
|
|
y: from.y + vec[1]
|
|
};
|
|
} else {
|
|
predictedPos = {
|
|
x: from.x - vec[0],
|
|
y: from.y - vec[1]
|
|
};
|
|
}
|
|
|
|
toIdx = forward ? idx + 1 : idx - 1;
|
|
to = points[toIdx];
|
|
while (to && (found = match(to, predictedPos)) !== true && Math.abs(to.y - from.y) < vec[1]) {
|
|
toIdx = forward ? toIdx + 1 : toIdx - 1;
|
|
to = points[toIdx];
|
|
}
|
|
|
|
return found ? toIdx : null;
|
|
}
|
|
|
|
for (iteration = 0; iteration < maxIterations; iteration++) {
|
|
// randomly select point to start with
|
|
centerPos = Math.floor(Math.random() * points.length);
|
|
|
|
// trace forward
|
|
top = [];
|
|
currentPos = centerPos;
|
|
top.push(points[currentPos]);
|
|
while ((currentPos = trace(currentPos, true)) !== null) {
|
|
top.push(points[currentPos]);
|
|
}
|
|
if (centerPos > 0) {
|
|
currentPos = centerPos;
|
|
while ((currentPos = trace(currentPos, false)) !== null) {
|
|
top.push(points[currentPos]);
|
|
}
|
|
}
|
|
|
|
if (top.length > result.length) {
|
|
result = top;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
};
|
|
|
|
var DILATE = exports.DILATE = 1;
|
|
var ERODE = exports.ERODE = 2;
|
|
|
|
function dilate(inImageWrapper, outImageWrapper) {
|
|
var v,
|
|
u,
|
|
inImageData = inImageWrapper.data,
|
|
outImageData = outImageWrapper.data,
|
|
height = inImageWrapper.size.y,
|
|
width = inImageWrapper.size.x,
|
|
sum,
|
|
yStart1,
|
|
yStart2,
|
|
xStart1,
|
|
xStart2;
|
|
|
|
for (v = 1; v < height - 1; v++) {
|
|
for (u = 1; u < width - 1; u++) {
|
|
yStart1 = v - 1;
|
|
yStart2 = v + 1;
|
|
xStart1 = u - 1;
|
|
xStart2 = u + 1;
|
|
sum = inImageData[yStart1 * width + xStart1] + inImageData[yStart1 * width + xStart2] + inImageData[v * width + u] + inImageData[yStart2 * width + xStart1] + inImageData[yStart2 * width + xStart2];
|
|
outImageData[v * width + u] = sum > 0 ? 1 : 0;
|
|
}
|
|
}
|
|
};
|
|
|
|
function erode(inImageWrapper, outImageWrapper) {
|
|
var v,
|
|
u,
|
|
inImageData = inImageWrapper.data,
|
|
outImageData = outImageWrapper.data,
|
|
height = inImageWrapper.size.y,
|
|
width = inImageWrapper.size.x,
|
|
sum,
|
|
yStart1,
|
|
yStart2,
|
|
xStart1,
|
|
xStart2;
|
|
|
|
for (v = 1; v < height - 1; v++) {
|
|
for (u = 1; u < width - 1; u++) {
|
|
yStart1 = v - 1;
|
|
yStart2 = v + 1;
|
|
xStart1 = u - 1;
|
|
xStart2 = u + 1;
|
|
sum = inImageData[yStart1 * width + xStart1] + inImageData[yStart1 * width + xStart2] + inImageData[v * width + u] + inImageData[yStart2 * width + xStart1] + inImageData[yStart2 * width + xStart2];
|
|
outImageData[v * width + u] = sum === 5 ? 1 : 0;
|
|
}
|
|
}
|
|
};
|
|
|
|
function subtract(aImageWrapper, bImageWrapper, resultImageWrapper) {
|
|
if (!resultImageWrapper) {
|
|
resultImageWrapper = aImageWrapper;
|
|
}
|
|
var length = aImageWrapper.data.length,
|
|
aImageData = aImageWrapper.data,
|
|
bImageData = bImageWrapper.data,
|
|
cImageData = resultImageWrapper.data;
|
|
|
|
while (length--) {
|
|
cImageData[length] = aImageData[length] - bImageData[length];
|
|
}
|
|
};
|
|
|
|
function bitwiseOr(aImageWrapper, bImageWrapper, resultImageWrapper) {
|
|
if (!resultImageWrapper) {
|
|
resultImageWrapper = aImageWrapper;
|
|
}
|
|
var length = aImageWrapper.data.length,
|
|
aImageData = aImageWrapper.data,
|
|
bImageData = bImageWrapper.data,
|
|
cImageData = resultImageWrapper.data;
|
|
|
|
while (length--) {
|
|
cImageData[length] = aImageData[length] || bImageData[length];
|
|
}
|
|
};
|
|
|
|
function countNonZero(imageWrapper) {
|
|
var length = imageWrapper.data.length,
|
|
data = imageWrapper.data,
|
|
sum = 0;
|
|
|
|
while (length--) {
|
|
sum += data[length];
|
|
}
|
|
return sum;
|
|
};
|
|
|
|
function topGeneric(list, top, scoreFunc) {
|
|
var i,
|
|
minIdx = 0,
|
|
min = 0,
|
|
queue = [],
|
|
score,
|
|
hit,
|
|
pos;
|
|
|
|
for (i = 0; i < top; i++) {
|
|
queue[i] = {
|
|
score: 0,
|
|
item: null
|
|
};
|
|
}
|
|
|
|
for (i = 0; i < list.length; i++) {
|
|
score = scoreFunc.apply(this, [list[i]]);
|
|
if (score > min) {
|
|
hit = queue[minIdx];
|
|
hit.score = score;
|
|
hit.item = list[i];
|
|
min = Number.MAX_VALUE;
|
|
for (pos = 0; pos < top; pos++) {
|
|
if (queue[pos].score < min) {
|
|
min = queue[pos].score;
|
|
minIdx = pos;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return queue;
|
|
};
|
|
|
|
function grayArrayFromImage(htmlImage, offsetX, ctx, array) {
|
|
ctx.drawImage(htmlImage, offsetX, 0, htmlImage.width, htmlImage.height);
|
|
var ctxData = ctx.getImageData(offsetX, 0, htmlImage.width, htmlImage.height).data;
|
|
computeGray(ctxData, array);
|
|
};
|
|
|
|
function grayArrayFromContext(ctx, size, offset, array) {
|
|
var ctxData = ctx.getImageData(offset.x, offset.y, size.x, size.y).data;
|
|
computeGray(ctxData, array);
|
|
};
|
|
|
|
function grayAndHalfSampleFromCanvasData(canvasData, size, outArray) {
|
|
var topRowIdx = 0;
|
|
var bottomRowIdx = size.x;
|
|
var endIdx = Math.floor(canvasData.length / 4);
|
|
var outWidth = size.x / 2;
|
|
var outImgIdx = 0;
|
|
var inWidth = size.x;
|
|
var i;
|
|
|
|
while (bottomRowIdx < endIdx) {
|
|
for (i = 0; i < outWidth; i++) {
|
|
outArray[outImgIdx] = Math.floor((0.299 * canvasData[topRowIdx * 4 + 0] + 0.587 * canvasData[topRowIdx * 4 + 1] + 0.114 * canvasData[topRowIdx * 4 + 2] + (0.299 * canvasData[(topRowIdx + 1) * 4 + 0] + 0.587 * canvasData[(topRowIdx + 1) * 4 + 1] + 0.114 * canvasData[(topRowIdx + 1) * 4 + 2]) + (0.299 * canvasData[bottomRowIdx * 4 + 0] + 0.587 * canvasData[bottomRowIdx * 4 + 1] + 0.114 * canvasData[bottomRowIdx * 4 + 2]) + (0.299 * canvasData[(bottomRowIdx + 1) * 4 + 0] + 0.587 * canvasData[(bottomRowIdx + 1) * 4 + 1] + 0.114 * canvasData[(bottomRowIdx + 1) * 4 + 2])) / 4);
|
|
outImgIdx++;
|
|
topRowIdx = topRowIdx + 2;
|
|
bottomRowIdx = bottomRowIdx + 2;
|
|
}
|
|
topRowIdx = topRowIdx + inWidth;
|
|
bottomRowIdx = bottomRowIdx + inWidth;
|
|
}
|
|
};
|
|
|
|
function computeGray(imageData, outArray, config) {
|
|
var l = imageData.length / 4 | 0,
|
|
i,
|
|
singleChannel = config && config.singleChannel === true;
|
|
|
|
if (singleChannel) {
|
|
for (i = 0; i < l; i++) {
|
|
outArray[i] = imageData[i * 4 + 0];
|
|
}
|
|
} else {
|
|
for (i = 0; i < l; i++) {
|
|
outArray[i] = Math.floor(0.299 * imageData[i * 4 + 0] + 0.587 * imageData[i * 4 + 1] + 0.114 * imageData[i * 4 + 2]);
|
|
}
|
|
}
|
|
};
|
|
|
|
function loadImageArray(src, callback, canvas) {
|
|
if (!canvas) {
|
|
canvas = document.createElement('canvas');
|
|
}
|
|
var img = new Image();
|
|
img.callback = callback;
|
|
img.onload = function () {
|
|
canvas.width = this.width;
|
|
canvas.height = this.height;
|
|
var ctx = canvas.getContext('2d');
|
|
ctx.drawImage(this, 0, 0);
|
|
var array = new Uint8Array(this.width * this.height);
|
|
ctx.drawImage(this, 0, 0);
|
|
var data = ctx.getImageData(0, 0, this.width, this.height).data;
|
|
computeGray(data, array);
|
|
this.callback(array, {
|
|
x: this.width,
|
|
y: this.height
|
|
}, this);
|
|
};
|
|
img.src = src;
|
|
};
|
|
|
|
/**
|
|
* @param inImg {ImageWrapper} input image to be sampled
|
|
* @param outImg {ImageWrapper} to be stored in
|
|
*/
|
|
function halfSample(inImgWrapper, outImgWrapper) {
|
|
var inImg = inImgWrapper.data;
|
|
var inWidth = inImgWrapper.size.x;
|
|
var outImg = outImgWrapper.data;
|
|
var topRowIdx = 0;
|
|
var bottomRowIdx = inWidth;
|
|
var endIdx = inImg.length;
|
|
var outWidth = inWidth / 2;
|
|
var outImgIdx = 0;
|
|
while (bottomRowIdx < endIdx) {
|
|
for (var i = 0; i < outWidth; i++) {
|
|
outImg[outImgIdx] = Math.floor((inImg[topRowIdx] + inImg[topRowIdx + 1] + inImg[bottomRowIdx] + inImg[bottomRowIdx + 1]) / 4);
|
|
outImgIdx++;
|
|
topRowIdx = topRowIdx + 2;
|
|
bottomRowIdx = bottomRowIdx + 2;
|
|
}
|
|
topRowIdx = topRowIdx + inWidth;
|
|
bottomRowIdx = bottomRowIdx + inWidth;
|
|
}
|
|
};
|
|
|
|
function hsv2rgb(hsv, rgb) {
|
|
var h = hsv[0],
|
|
s = hsv[1],
|
|
v = hsv[2],
|
|
c = v * s,
|
|
x = c * (1 - Math.abs(h / 60 % 2 - 1)),
|
|
m = v - c,
|
|
r = 0,
|
|
g = 0,
|
|
b = 0;
|
|
|
|
rgb = rgb || [0, 0, 0];
|
|
|
|
if (h < 60) {
|
|
r = c;
|
|
g = x;
|
|
} else if (h < 120) {
|
|
r = x;
|
|
g = c;
|
|
} else if (h < 180) {
|
|
g = c;
|
|
b = x;
|
|
} else if (h < 240) {
|
|
g = x;
|
|
b = c;
|
|
} else if (h < 300) {
|
|
r = x;
|
|
b = c;
|
|
} else if (h < 360) {
|
|
r = c;
|
|
b = x;
|
|
}
|
|
rgb[0] = (r + m) * 255 | 0;
|
|
rgb[1] = (g + m) * 255 | 0;
|
|
rgb[2] = (b + m) * 255 | 0;
|
|
return rgb;
|
|
};
|
|
|
|
function _computeDivisors(n) {
|
|
var largeDivisors = [],
|
|
divisors = [],
|
|
i;
|
|
|
|
for (i = 1; i < Math.sqrt(n) + 1; i++) {
|
|
if (n % i === 0) {
|
|
divisors.push(i);
|
|
if (i !== n / i) {
|
|
largeDivisors.unshift(Math.floor(n / i));
|
|
}
|
|
}
|
|
}
|
|
return divisors.concat(largeDivisors);
|
|
};
|
|
|
|
function _computeIntersection(arr1, arr2) {
|
|
var i = 0,
|
|
j = 0,
|
|
result = [];
|
|
|
|
while (i < arr1.length && j < arr2.length) {
|
|
if (arr1[i] === arr2[j]) {
|
|
result.push(arr1[i]);
|
|
i++;
|
|
j++;
|
|
} else if (arr1[i] > arr2[j]) {
|
|
j++;
|
|
} else {
|
|
i++;
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
|
|
function calculatePatchSize(patchSize, imgSize) {
|
|
var divisorsX = _computeDivisors(imgSize.x),
|
|
divisorsY = _computeDivisors(imgSize.y),
|
|
wideSide = Math.max(imgSize.x, imgSize.y),
|
|
common = _computeIntersection(divisorsX, divisorsY),
|
|
nrOfPatchesList = [8, 10, 15, 20, 32, 60, 80],
|
|
nrOfPatchesMap = {
|
|
"x-small": 5,
|
|
"small": 4,
|
|
"medium": 3,
|
|
"large": 2,
|
|
"x-large": 1
|
|
},
|
|
nrOfPatchesIdx = nrOfPatchesMap[patchSize] || nrOfPatchesMap.medium,
|
|
nrOfPatches = nrOfPatchesList[nrOfPatchesIdx],
|
|
desiredPatchSize = Math.floor(wideSide / nrOfPatches),
|
|
optimalPatchSize;
|
|
|
|
function findPatchSizeForDivisors(divisors) {
|
|
var i = 0,
|
|
found = divisors[Math.floor(divisors.length / 2)];
|
|
|
|
while (i < divisors.length - 1 && divisors[i] < desiredPatchSize) {
|
|
i++;
|
|
}
|
|
if (i > 0) {
|
|
if (Math.abs(divisors[i] - desiredPatchSize) > Math.abs(divisors[i - 1] - desiredPatchSize)) {
|
|
found = divisors[i - 1];
|
|
} else {
|
|
found = divisors[i];
|
|
}
|
|
}
|
|
if (desiredPatchSize / found < nrOfPatchesList[nrOfPatchesIdx + 1] / nrOfPatchesList[nrOfPatchesIdx] && desiredPatchSize / found > nrOfPatchesList[nrOfPatchesIdx - 1] / nrOfPatchesList[nrOfPatchesIdx]) {
|
|
return { x: found, y: found };
|
|
}
|
|
return null;
|
|
}
|
|
|
|
optimalPatchSize = findPatchSizeForDivisors(common);
|
|
if (!optimalPatchSize) {
|
|
optimalPatchSize = findPatchSizeForDivisors(_computeDivisors(wideSide));
|
|
if (!optimalPatchSize) {
|
|
optimalPatchSize = findPatchSizeForDivisors(_computeDivisors(desiredPatchSize * nrOfPatches));
|
|
}
|
|
}
|
|
return optimalPatchSize;
|
|
};
|
|
|
|
function _parseCSSDimensionValues(value) {
|
|
var dimension = {
|
|
value: parseFloat(value),
|
|
unit: value.indexOf("%") === value.length - 1 ? "%" : "%"
|
|
};
|
|
|
|
return dimension;
|
|
};
|
|
|
|
var _dimensionsConverters = exports._dimensionsConverters = {
|
|
top: function top(dimension, context) {
|
|
if (dimension.unit === "%") {
|
|
return Math.floor(context.height * (dimension.value / 100));
|
|
}
|
|
},
|
|
right: function right(dimension, context) {
|
|
if (dimension.unit === "%") {
|
|
return Math.floor(context.width - context.width * (dimension.value / 100));
|
|
}
|
|
},
|
|
bottom: function bottom(dimension, context) {
|
|
if (dimension.unit === "%") {
|
|
return Math.floor(context.height - context.height * (dimension.value / 100));
|
|
}
|
|
},
|
|
left: function left(dimension, context) {
|
|
if (dimension.unit === "%") {
|
|
return Math.floor(context.width * (dimension.value / 100));
|
|
}
|
|
}
|
|
};
|
|
|
|
function computeImageArea(inputWidth, inputHeight, area) {
|
|
var context = { width: inputWidth, height: inputHeight };
|
|
|
|
var parsedArea = Object.keys(area).reduce(function (result, key) {
|
|
var value = area[key],
|
|
parsed = _parseCSSDimensionValues(value),
|
|
calculated = _dimensionsConverters[key](parsed, context);
|
|
|
|
result[key] = calculated;
|
|
return result;
|
|
}, {});
|
|
|
|
return {
|
|
sx: parsedArea.left,
|
|
sy: parsedArea.top,
|
|
sw: parsedArea.right - parsedArea.left,
|
|
sh: parsedArea.bottom - parsedArea.top
|
|
};
|
|
};
|
|
|
|
/***/ },
|
|
/* 30 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _subImage = __webpack_require__(82);
|
|
|
|
var _subImage2 = _interopRequireDefault(_subImage);
|
|
|
|
var _cv_utils = __webpack_require__(29);
|
|
|
|
var _array_helper = __webpack_require__(15);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(12)
|
|
};
|
|
|
|
/**
|
|
* Represents a basic image combining the data and size.
|
|
* In addition, some methods for manipulation are contained.
|
|
* @param size {x,y} The size of the image in pixel
|
|
* @param data {Array} If given, a flat array containing the pixel data
|
|
* @param ArrayType {Type} If given, the desired DataType of the Array (may be typed/non-typed)
|
|
* @param initialize {Boolean} Indicating if the array should be initialized on creation.
|
|
* @returns {ImageWrapper}
|
|
*/
|
|
function ImageWrapper(size, data, ArrayType, initialize) {
|
|
if (!data) {
|
|
if (ArrayType) {
|
|
this.data = new ArrayType(size.x * size.y);
|
|
if (ArrayType === Array && initialize) {
|
|
_array_helper2.default.init(this.data, 0);
|
|
}
|
|
} else {
|
|
this.data = new Uint8Array(size.x * size.y);
|
|
if (Uint8Array === Array && initialize) {
|
|
_array_helper2.default.init(this.data, 0);
|
|
}
|
|
}
|
|
} else {
|
|
this.data = data;
|
|
}
|
|
this.size = size;
|
|
}
|
|
|
|
/**
|
|
* tests if a position is within the image with a given offset
|
|
* @param imgRef {x, y} The location to test
|
|
* @param border Number the padding value in pixel
|
|
* @returns {Boolean} true if location inside the image's border, false otherwise
|
|
* @see cvd/image.h
|
|
*/
|
|
ImageWrapper.prototype.inImageWithBorder = function (imgRef, border) {
|
|
return imgRef.x >= border && imgRef.y >= border && imgRef.x < this.size.x - border && imgRef.y < this.size.y - border;
|
|
};
|
|
|
|
/**
|
|
* Performs bilinear sampling
|
|
* @param inImg Image to extract sample from
|
|
* @param x the x-coordinate
|
|
* @param y the y-coordinate
|
|
* @returns the sampled value
|
|
* @see cvd/vision.h
|
|
*/
|
|
ImageWrapper.sample = function (inImg, x, y) {
|
|
var lx = Math.floor(x);
|
|
var ly = Math.floor(y);
|
|
var w = inImg.size.x;
|
|
var base = ly * inImg.size.x + lx;
|
|
var a = inImg.data[base + 0];
|
|
var b = inImg.data[base + 1];
|
|
var c = inImg.data[base + w];
|
|
var d = inImg.data[base + w + 1];
|
|
var e = a - b;
|
|
x -= lx;
|
|
y -= ly;
|
|
|
|
var result = Math.floor(x * (y * (e - c + d) - e) + y * (c - a) + a);
|
|
return result;
|
|
};
|
|
|
|
/**
|
|
* Initializes a given array. Sets each element to zero.
|
|
* @param array {Array} The array to initialize
|
|
*/
|
|
ImageWrapper.clearArray = function (array) {
|
|
var l = array.length;
|
|
while (l--) {
|
|
array[l] = 0;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Creates a {SubImage} from the current image ({this}).
|
|
* @param from {ImageRef} The position where to start the {SubImage} from. (top-left corner)
|
|
* @param size {ImageRef} The size of the resulting image
|
|
* @returns {SubImage} A shared part of the original image
|
|
*/
|
|
ImageWrapper.prototype.subImage = function (from, size) {
|
|
return new _subImage2.default(from, size, this);
|
|
};
|
|
|
|
/**
|
|
* Creates an {ImageWrapper) and copies the needed underlying image-data area
|
|
* @param imageWrapper {ImageWrapper} The target {ImageWrapper} where the data should be copied
|
|
* @param from {ImageRef} The location where to copy from (top-left location)
|
|
*/
|
|
ImageWrapper.prototype.subImageAsCopy = function (imageWrapper, from) {
|
|
var sizeY = imageWrapper.size.y,
|
|
sizeX = imageWrapper.size.x;
|
|
var x, y;
|
|
for (x = 0; x < sizeX; x++) {
|
|
for (y = 0; y < sizeY; y++) {
|
|
imageWrapper.data[y * sizeX + x] = this.data[(from.y + y) * this.size.x + from.x + x];
|
|
}
|
|
}
|
|
};
|
|
|
|
ImageWrapper.prototype.copyTo = function (imageWrapper) {
|
|
var length = this.data.length,
|
|
srcData = this.data,
|
|
dstData = imageWrapper.data;
|
|
|
|
while (length--) {
|
|
dstData[length] = srcData[length];
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Retrieves a given pixel position from the image
|
|
* @param x {Number} The x-position
|
|
* @param y {Number} The y-position
|
|
* @returns {Number} The grayscale value at the pixel-position
|
|
*/
|
|
ImageWrapper.prototype.get = function (x, y) {
|
|
return this.data[y * this.size.x + x];
|
|
};
|
|
|
|
/**
|
|
* Retrieves a given pixel position from the image
|
|
* @param x {Number} The x-position
|
|
* @param y {Number} The y-position
|
|
* @returns {Number} The grayscale value at the pixel-position
|
|
*/
|
|
ImageWrapper.prototype.getSafe = function (x, y) {
|
|
var i;
|
|
|
|
if (!this.indexMapping) {
|
|
this.indexMapping = {
|
|
x: [],
|
|
y: []
|
|
};
|
|
for (i = 0; i < this.size.x; i++) {
|
|
this.indexMapping.x[i] = i;
|
|
this.indexMapping.x[i + this.size.x] = i;
|
|
}
|
|
for (i = 0; i < this.size.y; i++) {
|
|
this.indexMapping.y[i] = i;
|
|
this.indexMapping.y[i + this.size.y] = i;
|
|
}
|
|
}
|
|
return this.data[this.indexMapping.y[y + this.size.y] * this.size.x + this.indexMapping.x[x + this.size.x]];
|
|
};
|
|
|
|
/**
|
|
* Sets a given pixel position in the image
|
|
* @param x {Number} The x-position
|
|
* @param y {Number} The y-position
|
|
* @param value {Number} The grayscale value to set
|
|
* @returns {ImageWrapper} The Image itself (for possible chaining)
|
|
*/
|
|
ImageWrapper.prototype.set = function (x, y, value) {
|
|
this.data[y * this.size.x + x] = value;
|
|
return this;
|
|
};
|
|
|
|
/**
|
|
* Sets the border of the image (1 pixel) to zero
|
|
*/
|
|
ImageWrapper.prototype.zeroBorder = function () {
|
|
var i,
|
|
width = this.size.x,
|
|
height = this.size.y,
|
|
data = this.data;
|
|
for (i = 0; i < width; i++) {
|
|
data[i] = data[(height - 1) * width + i] = 0;
|
|
}
|
|
for (i = 1; i < height - 1; i++) {
|
|
data[i * width] = data[i * width + (width - 1)] = 0;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Inverts a binary image in place
|
|
*/
|
|
ImageWrapper.prototype.invert = function () {
|
|
var data = this.data,
|
|
length = data.length;
|
|
|
|
while (length--) {
|
|
data[length] = data[length] ? 0 : 1;
|
|
}
|
|
};
|
|
|
|
ImageWrapper.prototype.convolve = function (kernel) {
|
|
var x,
|
|
y,
|
|
kx,
|
|
ky,
|
|
kSize = kernel.length / 2 | 0,
|
|
accu = 0;
|
|
for (y = 0; y < this.size.y; y++) {
|
|
for (x = 0; x < this.size.x; x++) {
|
|
accu = 0;
|
|
for (ky = -kSize; ky <= kSize; ky++) {
|
|
for (kx = -kSize; kx <= kSize; kx++) {
|
|
accu += kernel[ky + kSize][kx + kSize] * this.getSafe(x + kx, y + ky);
|
|
}
|
|
}
|
|
this.data[y * this.size.x + x] = accu;
|
|
}
|
|
}
|
|
};
|
|
|
|
ImageWrapper.prototype.moments = function (labelcount) {
|
|
var data = this.data,
|
|
x,
|
|
y,
|
|
height = this.size.y,
|
|
width = this.size.x,
|
|
val,
|
|
ysq,
|
|
labelsum = [],
|
|
i,
|
|
label,
|
|
mu11,
|
|
mu02,
|
|
mu20,
|
|
x_,
|
|
y_,
|
|
tmp,
|
|
result = [],
|
|
PI = Math.PI,
|
|
PI_4 = PI / 4;
|
|
|
|
if (labelcount <= 0) {
|
|
return result;
|
|
}
|
|
|
|
for (i = 0; i < labelcount; i++) {
|
|
labelsum[i] = {
|
|
m00: 0,
|
|
m01: 0,
|
|
m10: 0,
|
|
m11: 0,
|
|
m02: 0,
|
|
m20: 0,
|
|
theta: 0,
|
|
rad: 0
|
|
};
|
|
}
|
|
|
|
for (y = 0; y < height; y++) {
|
|
ysq = y * y;
|
|
for (x = 0; x < width; x++) {
|
|
val = data[y * width + x];
|
|
if (val > 0) {
|
|
label = labelsum[val - 1];
|
|
label.m00 += 1;
|
|
label.m01 += y;
|
|
label.m10 += x;
|
|
label.m11 += x * y;
|
|
label.m02 += ysq;
|
|
label.m20 += x * x;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < labelcount; i++) {
|
|
label = labelsum[i];
|
|
if (!isNaN(label.m00) && label.m00 !== 0) {
|
|
x_ = label.m10 / label.m00;
|
|
y_ = label.m01 / label.m00;
|
|
mu11 = label.m11 / label.m00 - x_ * y_;
|
|
mu02 = label.m02 / label.m00 - y_ * y_;
|
|
mu20 = label.m20 / label.m00 - x_ * x_;
|
|
tmp = (mu02 - mu20) / (2 * mu11);
|
|
tmp = 0.5 * Math.atan(tmp) + (mu11 >= 0 ? PI_4 : -PI_4) + PI;
|
|
label.theta = (tmp * 180 / PI + 90) % 180 - 90;
|
|
if (label.theta < 0) {
|
|
label.theta += 180;
|
|
}
|
|
label.rad = tmp > PI ? tmp - PI : tmp;
|
|
label.vec = vec2.clone([Math.cos(tmp), Math.sin(tmp)]);
|
|
result.push(label);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
/**
|
|
* Displays the {ImageWrapper} in a given canvas
|
|
* @param canvas {Canvas} The canvas element to write to
|
|
* @param scale {Number} Scale which is applied to each pixel-value
|
|
*/
|
|
ImageWrapper.prototype.show = function (canvas, scale) {
|
|
var ctx, frame, data, current, pixel, x, y;
|
|
|
|
if (!scale) {
|
|
scale = 1.0;
|
|
}
|
|
ctx = canvas.getContext('2d');
|
|
canvas.width = this.size.x;
|
|
canvas.height = this.size.y;
|
|
frame = ctx.getImageData(0, 0, canvas.width, canvas.height);
|
|
data = frame.data;
|
|
current = 0;
|
|
for (y = 0; y < this.size.y; y++) {
|
|
for (x = 0; x < this.size.x; x++) {
|
|
pixel = y * this.size.x + x;
|
|
current = this.get(x, y) * scale;
|
|
data[pixel * 4 + 0] = current;
|
|
data[pixel * 4 + 1] = current;
|
|
data[pixel * 4 + 2] = current;
|
|
data[pixel * 4 + 3] = 255;
|
|
}
|
|
}
|
|
//frame.data = data;
|
|
ctx.putImageData(frame, 0, 0);
|
|
};
|
|
|
|
/**
|
|
* Displays the {SubImage} in a given canvas
|
|
* @param canvas {Canvas} The canvas element to write to
|
|
* @param scale {Number} Scale which is applied to each pixel-value
|
|
*/
|
|
ImageWrapper.prototype.overlay = function (canvas, scale, from) {
|
|
if (!scale || scale < 0 || scale > 360) {
|
|
scale = 360;
|
|
}
|
|
var hsv = [0, 1, 1];
|
|
var rgb = [0, 0, 0];
|
|
var whiteRgb = [255, 255, 255];
|
|
var blackRgb = [0, 0, 0];
|
|
var result = [];
|
|
var ctx = canvas.getContext('2d');
|
|
var frame = ctx.getImageData(from.x, from.y, this.size.x, this.size.y);
|
|
var data = frame.data;
|
|
var length = this.data.length;
|
|
while (length--) {
|
|
hsv[0] = this.data[length] * scale;
|
|
result = hsv[0] <= 0 ? whiteRgb : hsv[0] >= 360 ? blackRgb : (0, _cv_utils.hsv2rgb)(hsv, rgb);
|
|
data[length * 4 + 0] = result[0];
|
|
data[length * 4 + 1] = result[1];
|
|
data[length * 4 + 2] = result[2];
|
|
data[length * 4 + 3] = 255;
|
|
}
|
|
ctx.putImageData(frame, from.x, from.y);
|
|
};
|
|
|
|
exports.default = ImageWrapper;
|
|
|
|
/***/ },
|
|
/* 31 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var mapCacheClear = __webpack_require__(180),
|
|
mapCacheDelete = __webpack_require__(181),
|
|
mapCacheGet = __webpack_require__(182),
|
|
mapCacheHas = __webpack_require__(183),
|
|
mapCacheSet = __webpack_require__(184);
|
|
|
|
/**
|
|
* Creates a map cache object to store key-value pairs.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function MapCache(entries) {
|
|
var index = -1,
|
|
length = entries ? entries.length : 0;
|
|
|
|
this.clear();
|
|
while (++index < length) {
|
|
var entry = entries[index];
|
|
this.set(entry[0], entry[1]);
|
|
}
|
|
}
|
|
|
|
// Add methods to `MapCache`.
|
|
MapCache.prototype.clear = mapCacheClear;
|
|
MapCache.prototype['delete'] = mapCacheDelete;
|
|
MapCache.prototype.get = mapCacheGet;
|
|
MapCache.prototype.has = mapCacheHas;
|
|
MapCache.prototype.set = mapCacheSet;
|
|
|
|
module.e = MapCache;
|
|
|
|
|
|
/***/ },
|
|
/* 32 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(2);
|
|
|
|
/** Built-in value references. */
|
|
var Symbol = root.Symbol;
|
|
|
|
module.e = Symbol;
|
|
|
|
|
|
/***/ },
|
|
/* 33 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A specialized version of `_.map` for arrays without support for iteratee
|
|
* shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @returns {Array} Returns the new mapped array.
|
|
*/
|
|
function arrayMap(array, iteratee) {
|
|
var index = -1,
|
|
length = array ? array.length : 0,
|
|
result = Array(length);
|
|
|
|
while (++index < length) {
|
|
result[index] = iteratee(array[index], index, array);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = arrayMap;
|
|
|
|
|
|
/***/ },
|
|
/* 34 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Appends the elements of `values` to `array`.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to modify.
|
|
* @param {Array} values The values to append.
|
|
* @returns {Array} Returns `array`.
|
|
*/
|
|
function arrayPush(array, values) {
|
|
var index = -1,
|
|
length = values.length,
|
|
offset = array.length;
|
|
|
|
while (++index < length) {
|
|
array[offset + index] = values[index];
|
|
}
|
|
return array;
|
|
}
|
|
|
|
module.e = arrayPush;
|
|
|
|
|
|
/***/ },
|
|
/* 35 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A specialized version of `_.reduce` for arrays without support for
|
|
* iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @param {*} [accumulator] The initial value.
|
|
* @param {boolean} [initAccum] Specify using the first element of `array` as
|
|
* the initial value.
|
|
* @returns {*} Returns the accumulated value.
|
|
*/
|
|
function arrayReduce(array, iteratee, accumulator, initAccum) {
|
|
var index = -1,
|
|
length = array ? array.length : 0;
|
|
|
|
if (initAccum && length) {
|
|
accumulator = array[++index];
|
|
}
|
|
while (++index < length) {
|
|
accumulator = iteratee(accumulator, array[index], index, array);
|
|
}
|
|
return accumulator;
|
|
}
|
|
|
|
module.e = arrayReduce;
|
|
|
|
|
|
/***/ },
|
|
/* 36 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Uint8Array = __webpack_require__(52);
|
|
|
|
/**
|
|
* Creates a clone of `arrayBuffer`.
|
|
*
|
|
* @private
|
|
* @param {ArrayBuffer} arrayBuffer The array buffer to clone.
|
|
* @returns {ArrayBuffer} Returns the cloned array buffer.
|
|
*/
|
|
function cloneArrayBuffer(arrayBuffer) {
|
|
var result = new arrayBuffer.constructor(arrayBuffer.byteLength);
|
|
new Uint8Array(result).set(new Uint8Array(arrayBuffer));
|
|
return result;
|
|
}
|
|
|
|
module.e = cloneArrayBuffer;
|
|
|
|
|
|
/***/ },
|
|
/* 37 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assignValue = __webpack_require__(55);
|
|
|
|
/**
|
|
* Copies properties of `source` to `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} source The object to copy properties from.
|
|
* @param {Array} props The property identifiers to copy.
|
|
* @param {Object} [object={}] The object to copy properties to.
|
|
* @param {Function} [customizer] The function to customize copied values.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
function copyObject(source, props, object, customizer) {
|
|
object || (object = {});
|
|
|
|
var index = -1,
|
|
length = props.length;
|
|
|
|
while (++index < length) {
|
|
var key = props[index];
|
|
|
|
var newValue = customizer
|
|
? customizer(object[key], source[key], key, object, source)
|
|
: source[key];
|
|
|
|
assignValue(object, key, newValue);
|
|
}
|
|
return object;
|
|
}
|
|
|
|
module.e = copyObject;
|
|
|
|
|
|
/***/ },
|
|
/* 38 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var stubArray = __webpack_require__(202);
|
|
|
|
/** Built-in value references. */
|
|
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
|
|
|
|
/**
|
|
* Creates an array of the own enumerable symbol properties of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of symbols.
|
|
*/
|
|
function getSymbols(object) {
|
|
// Coerce `object` to an object to avoid non-object errors in V8.
|
|
// See https://bugs.chromium.org/p/v8/issues/detail?id=3443 for more details.
|
|
return getOwnPropertySymbols(Object(object));
|
|
}
|
|
|
|
// Fallback for IE < 11.
|
|
if (!getOwnPropertySymbols) {
|
|
getSymbols = stubArray;
|
|
}
|
|
|
|
module.e = getSymbols;
|
|
|
|
|
|
/***/ },
|
|
/* 39 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var DataView = __webpack_require__(108),
|
|
Map = __webpack_require__(50),
|
|
Promise = __webpack_require__(110),
|
|
Set = __webpack_require__(112),
|
|
WeakMap = __webpack_require__(113),
|
|
toSource = __webpack_require__(72);
|
|
|
|
/** `Object#toString` result references. */
|
|
var mapTag = '[object Map]',
|
|
objectTag = '[object Object]',
|
|
promiseTag = '[object Promise]',
|
|
setTag = '[object Set]',
|
|
weakMapTag = '[object WeakMap]';
|
|
|
|
var dataViewTag = '[object DataView]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/** Used to detect maps, sets, and weakmaps. */
|
|
var dataViewCtorString = toSource(DataView),
|
|
mapCtorString = toSource(Map),
|
|
promiseCtorString = toSource(Promise),
|
|
setCtorString = toSource(Set),
|
|
weakMapCtorString = toSource(WeakMap);
|
|
|
|
/**
|
|
* Gets the `toStringTag` of `value`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to query.
|
|
* @returns {string} Returns the `toStringTag`.
|
|
*/
|
|
function getTag(value) {
|
|
return objectToString.call(value);
|
|
}
|
|
|
|
// Fallback for data views, maps, sets, and weak maps in IE 11,
|
|
// for data views in Edge, and promises in Node.js.
|
|
if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
|
|
(Map && getTag(new Map) != mapTag) ||
|
|
(Promise && getTag(Promise.resolve()) != promiseTag) ||
|
|
(Set && getTag(new Set) != setTag) ||
|
|
(WeakMap && getTag(new WeakMap) != weakMapTag)) {
|
|
getTag = function(value) {
|
|
var result = objectToString.call(value),
|
|
Ctor = result == objectTag ? value.constructor : undefined,
|
|
ctorString = Ctor ? toSource(Ctor) : undefined;
|
|
|
|
if (ctorString) {
|
|
switch (ctorString) {
|
|
case dataViewCtorString: return dataViewTag;
|
|
case mapCtorString: return mapTag;
|
|
case promiseCtorString: return promiseTag;
|
|
case setCtorString: return setTag;
|
|
case weakMapCtorString: return weakMapTag;
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
}
|
|
|
|
module.e = getTag;
|
|
|
|
|
|
/***/ },
|
|
/* 40 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Checks if `value` is likely a prototype object.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
|
|
*/
|
|
function isPrototype(value) {
|
|
var Ctor = value && value.constructor,
|
|
proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;
|
|
|
|
return value === proto;
|
|
}
|
|
|
|
module.e = isPrototype;
|
|
|
|
|
|
/***/ },
|
|
/* 41 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArray = __webpack_require__(0),
|
|
isObjectLike = __webpack_require__(4);
|
|
|
|
/** `Object#toString` result references. */
|
|
var stringTag = '[object String]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Checks if `value` is classified as a `String` primitive or object.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isString('abc');
|
|
* // => true
|
|
*
|
|
* _.isString(1);
|
|
* // => false
|
|
*/
|
|
function isString(value) {
|
|
return typeof value == 'string' ||
|
|
(!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag);
|
|
}
|
|
|
|
module.e = isString;
|
|
|
|
|
|
/***/ },
|
|
/* 42 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isLength = __webpack_require__(27),
|
|
isObjectLike = __webpack_require__(4);
|
|
|
|
/** `Object#toString` result references. */
|
|
var argsTag = '[object Arguments]',
|
|
arrayTag = '[object Array]',
|
|
boolTag = '[object Boolean]',
|
|
dateTag = '[object Date]',
|
|
errorTag = '[object Error]',
|
|
funcTag = '[object Function]',
|
|
mapTag = '[object Map]',
|
|
numberTag = '[object Number]',
|
|
objectTag = '[object Object]',
|
|
regexpTag = '[object RegExp]',
|
|
setTag = '[object Set]',
|
|
stringTag = '[object String]',
|
|
weakMapTag = '[object WeakMap]';
|
|
|
|
var arrayBufferTag = '[object ArrayBuffer]',
|
|
dataViewTag = '[object DataView]',
|
|
float32Tag = '[object Float32Array]',
|
|
float64Tag = '[object Float64Array]',
|
|
int8Tag = '[object Int8Array]',
|
|
int16Tag = '[object Int16Array]',
|
|
int32Tag = '[object Int32Array]',
|
|
uint8Tag = '[object Uint8Array]',
|
|
uint8ClampedTag = '[object Uint8ClampedArray]',
|
|
uint16Tag = '[object Uint16Array]',
|
|
uint32Tag = '[object Uint32Array]';
|
|
|
|
/** Used to identify `toStringTag` values of typed arrays. */
|
|
var typedArrayTags = {};
|
|
typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
|
|
typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
|
|
typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
|
|
typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
|
|
typedArrayTags[uint32Tag] = true;
|
|
typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
|
|
typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
|
|
typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
|
|
typedArrayTags[errorTag] = typedArrayTags[funcTag] =
|
|
typedArrayTags[mapTag] = typedArrayTags[numberTag] =
|
|
typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
|
|
typedArrayTags[setTag] = typedArrayTags[stringTag] =
|
|
typedArrayTags[weakMapTag] = false;
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Checks if `value` is classified as a typed array.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 3.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is correctly classified,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isTypedArray(new Uint8Array);
|
|
* // => true
|
|
*
|
|
* _.isTypedArray([]);
|
|
* // => false
|
|
*/
|
|
function isTypedArray(value) {
|
|
return isObjectLike(value) &&
|
|
isLength(value.length) && !!typedArrayTags[objectToString.call(value)];
|
|
}
|
|
|
|
module.e = isTypedArray;
|
|
|
|
|
|
/***/ },
|
|
/* 43 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseKeysIn = __webpack_require__(131),
|
|
indexKeys = __webpack_require__(67),
|
|
isIndex = __webpack_require__(22),
|
|
isPrototype = __webpack_require__(40);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Creates an array of the own and inherited enumerable property names of `object`.
|
|
*
|
|
* **Note:** Non-object values are coerced to objects.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 3.0.0
|
|
* @category Object
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
* @example
|
|
*
|
|
* function Foo() {
|
|
* this.a = 1;
|
|
* this.b = 2;
|
|
* }
|
|
*
|
|
* Foo.prototype.c = 3;
|
|
*
|
|
* _.keysIn(new Foo);
|
|
* // => ['a', 'b', 'c'] (iteration order is not guaranteed)
|
|
*/
|
|
function keysIn(object) {
|
|
var index = -1,
|
|
isProto = isPrototype(object),
|
|
props = baseKeysIn(object),
|
|
propsLength = props.length,
|
|
indexes = indexKeys(object),
|
|
skipIndexes = !!indexes,
|
|
result = indexes || [],
|
|
length = result.length;
|
|
|
|
while (++index < propsLength) {
|
|
var key = props[index];
|
|
if (!(skipIndexes && (key == 'length' || isIndex(key, length))) &&
|
|
!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = keysIn;
|
|
|
|
|
|
/***/ },
|
|
/* 44 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var apply = __webpack_require__(116),
|
|
toInteger = __webpack_require__(205);
|
|
|
|
/** Used as the `TypeError` message for "Functions" methods. */
|
|
var FUNC_ERROR_TEXT = 'Expected a function';
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeMax = Math.max;
|
|
|
|
/**
|
|
* Creates a function that invokes `func` with the `this` binding of the
|
|
* created function and arguments from `start` and beyond provided as
|
|
* an array.
|
|
*
|
|
* **Note:** This method is based on the
|
|
* [rest parameter](https://mdn.io/rest_parameters).
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Function
|
|
* @param {Function} func The function to apply a rest parameter to.
|
|
* @param {number} [start=func.length-1] The start position of the rest parameter.
|
|
* @returns {Function} Returns the new function.
|
|
* @example
|
|
*
|
|
* var say = _.rest(function(what, names) {
|
|
* return what + ' ' + _.initial(names).join(', ') +
|
|
* (_.size(names) > 1 ? ', & ' : '') + _.last(names);
|
|
* });
|
|
*
|
|
* say('hello', 'fred', 'barney', 'pebbles');
|
|
* // => 'hello fred, barney, & pebbles'
|
|
*/
|
|
function rest(func, start) {
|
|
if (typeof func != 'function') {
|
|
throw new TypeError(FUNC_ERROR_TEXT);
|
|
}
|
|
start = nativeMax(start === undefined ? (func.length - 1) : toInteger(start), 0);
|
|
return function() {
|
|
var args = arguments,
|
|
index = -1,
|
|
length = nativeMax(args.length - start, 0),
|
|
array = Array(length);
|
|
|
|
while (++index < length) {
|
|
array[index] = args[start + index];
|
|
}
|
|
switch (start) {
|
|
case 0: return func.call(this, array);
|
|
case 1: return func.call(this, args[0], array);
|
|
case 2: return func.call(this, args[0], args[1], array);
|
|
}
|
|
var otherArgs = Array(start + 1);
|
|
index = -1;
|
|
while (++index < start) {
|
|
otherArgs[index] = args[index];
|
|
}
|
|
otherArgs[start] = array;
|
|
return apply(func, this, otherArgs);
|
|
};
|
|
}
|
|
|
|
module.e = rest;
|
|
|
|
|
|
/***/ },
|
|
/* 45 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _image_debug = __webpack_require__(10);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function contains(codeResult, list) {
|
|
if (list) {
|
|
return list.some(function (item) {
|
|
return Object.keys(item).every(function (key) {
|
|
return item[key] === codeResult[key];
|
|
});
|
|
});
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function passesFilter(codeResult, filter) {
|
|
if (typeof filter === 'function') {
|
|
return filter(codeResult);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
exports.default = {
|
|
create: function create(config) {
|
|
var canvas = document.createElement("canvas"),
|
|
ctx = canvas.getContext("2d"),
|
|
results = [],
|
|
capacity = config.capacity || 20,
|
|
capture = config.capture === true;
|
|
|
|
function matchesConstraints(codeResult) {
|
|
return capacity && codeResult && !contains(codeResult, config.blacklist) && passesFilter(codeResult, config.filter);
|
|
}
|
|
|
|
return {
|
|
addResult: function addResult(data, imageSize, codeResult) {
|
|
var result = {};
|
|
|
|
if (matchesConstraints(codeResult)) {
|
|
capacity--;
|
|
result.codeResult = codeResult;
|
|
if (capture) {
|
|
canvas.width = imageSize.x;
|
|
canvas.height = imageSize.y;
|
|
_image_debug2.default.drawImage(data, imageSize, ctx);
|
|
result.frame = canvas.toDataURL();
|
|
}
|
|
results.push(result);
|
|
}
|
|
},
|
|
getResults: function getResults() {
|
|
return results;
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 46 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
var config = void 0;
|
|
|
|
if (false) {
|
|
config = require('./config.dev.js');
|
|
} else if (true) {
|
|
config = __webpack_require__(84);
|
|
} else {
|
|
config = require('./config.prod.js');
|
|
}
|
|
|
|
exports.default = config;
|
|
|
|
/***/ },
|
|
/* 47 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
/**
|
|
* http://www.codeproject.com/Tips/407172/Connected-Component-Labeling-and-Vectorization
|
|
*/
|
|
var Tracer = {
|
|
searchDirections: [[0, 1], [1, 1], [1, 0], [1, -1], [0, -1], [-1, -1], [-1, 0], [-1, 1]],
|
|
create: function create(imageWrapper, labelWrapper) {
|
|
var imageData = imageWrapper.data,
|
|
labelData = labelWrapper.data,
|
|
searchDirections = this.searchDirections,
|
|
width = imageWrapper.size.x,
|
|
pos;
|
|
|
|
function _trace(current, color, label, edgelabel) {
|
|
var i, y, x;
|
|
|
|
for (i = 0; i < 7; i++) {
|
|
y = current.cy + searchDirections[current.dir][0];
|
|
x = current.cx + searchDirections[current.dir][1];
|
|
pos = y * width + x;
|
|
if (imageData[pos] === color && (labelData[pos] === 0 || labelData[pos] === label)) {
|
|
labelData[pos] = label;
|
|
current.cy = y;
|
|
current.cx = x;
|
|
return true;
|
|
} else {
|
|
if (labelData[pos] === 0) {
|
|
labelData[pos] = edgelabel;
|
|
}
|
|
current.dir = (current.dir + 1) % 8;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function vertex2D(x, y, dir) {
|
|
return {
|
|
dir: dir,
|
|
x: x,
|
|
y: y,
|
|
next: null,
|
|
prev: null
|
|
};
|
|
}
|
|
|
|
function _contourTracing(sy, sx, label, color, edgelabel) {
|
|
var Fv = null,
|
|
Cv,
|
|
P,
|
|
ldir,
|
|
current = {
|
|
cx: sx,
|
|
cy: sy,
|
|
dir: 0
|
|
};
|
|
|
|
if (_trace(current, color, label, edgelabel)) {
|
|
Fv = vertex2D(sx, sy, current.dir);
|
|
Cv = Fv;
|
|
ldir = current.dir;
|
|
P = vertex2D(current.cx, current.cy, 0);
|
|
P.prev = Cv;
|
|
Cv.next = P;
|
|
P.next = null;
|
|
Cv = P;
|
|
do {
|
|
current.dir = (current.dir + 6) % 8;
|
|
_trace(current, color, label, edgelabel);
|
|
if (ldir !== current.dir) {
|
|
Cv.dir = current.dir;
|
|
P = vertex2D(current.cx, current.cy, 0);
|
|
P.prev = Cv;
|
|
Cv.next = P;
|
|
P.next = null;
|
|
Cv = P;
|
|
} else {
|
|
Cv.dir = ldir;
|
|
Cv.x = current.cx;
|
|
Cv.y = current.cy;
|
|
}
|
|
ldir = current.dir;
|
|
} while (current.cx !== sx || current.cy !== sy);
|
|
Fv.prev = Cv.prev;
|
|
Cv.prev.next = Fv;
|
|
}
|
|
return Fv;
|
|
}
|
|
|
|
return {
|
|
trace: function trace(current, color, label, edgelabel) {
|
|
return _trace(current, color, label, edgelabel);
|
|
},
|
|
contourTracing: function contourTracing(sy, sx, label, color, edgelabel) {
|
|
return _contourTracing(sy, sx, label, color, edgelabel);
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
exports.default = Tracer;
|
|
|
|
/***/ },
|
|
/* 48 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(11);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
var _array_helper = __webpack_require__(15);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function Code39Reader() {
|
|
_barcode_reader2.default.call(this);
|
|
}
|
|
|
|
var properties = {
|
|
ALPHABETH_STRING: { value: "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%" },
|
|
ALPHABET: { value: [48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 45, 46, 32, 42, 36, 47, 43, 37] },
|
|
CHARACTER_ENCODINGS: { value: [0x034, 0x121, 0x061, 0x160, 0x031, 0x130, 0x070, 0x025, 0x124, 0x064, 0x109, 0x049, 0x148, 0x019, 0x118, 0x058, 0x00D, 0x10C, 0x04C, 0x01C, 0x103, 0x043, 0x142, 0x013, 0x112, 0x052, 0x007, 0x106, 0x046, 0x016, 0x181, 0x0C1, 0x1C0, 0x091, 0x190, 0x0D0, 0x085, 0x184, 0x0C4, 0x094, 0x0A8, 0x0A2, 0x08A, 0x02A] },
|
|
ASTERISK: { value: 0x094 },
|
|
FORMAT: { value: "code_39", writeable: false }
|
|
};
|
|
|
|
Code39Reader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
Code39Reader.prototype.constructor = Code39Reader;
|
|
|
|
Code39Reader.prototype._toCounters = function (start, counter) {
|
|
var self = this,
|
|
numCounters = counter.length,
|
|
end = self._row.length,
|
|
isWhite = !self._row[start],
|
|
i,
|
|
counterPos = 0;
|
|
|
|
_array_helper2.default.init(counter, 0);
|
|
|
|
for (i = start; i < end; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
counterPos++;
|
|
if (counterPos === numCounters) {
|
|
break;
|
|
} else {
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
}
|
|
|
|
return counter;
|
|
};
|
|
|
|
Code39Reader.prototype._decode = function () {
|
|
var self = this,
|
|
counters = [0, 0, 0, 0, 0, 0, 0, 0, 0],
|
|
result = [],
|
|
start = self._findStart(),
|
|
decodedChar,
|
|
lastStart,
|
|
pattern,
|
|
nextStart;
|
|
|
|
if (!start) {
|
|
return null;
|
|
}
|
|
nextStart = self._nextSet(self._row, start.end);
|
|
|
|
do {
|
|
counters = self._toCounters(nextStart, counters);
|
|
pattern = self._toPattern(counters);
|
|
if (pattern < 0) {
|
|
return null;
|
|
}
|
|
decodedChar = self._patternToChar(pattern);
|
|
if (decodedChar < 0) {
|
|
return null;
|
|
}
|
|
result.push(decodedChar);
|
|
lastStart = nextStart;
|
|
nextStart += _array_helper2.default.sum(counters);
|
|
nextStart = self._nextSet(self._row, nextStart);
|
|
} while (decodedChar !== '*');
|
|
result.pop();
|
|
|
|
if (!result.length) {
|
|
return null;
|
|
}
|
|
|
|
if (!self._verifyTrailingWhitespace(lastStart, nextStart, counters)) {
|
|
return null;
|
|
}
|
|
|
|
return {
|
|
code: result.join(""),
|
|
start: start.start,
|
|
end: nextStart,
|
|
startInfo: start,
|
|
decodedCodes: result
|
|
};
|
|
};
|
|
|
|
Code39Reader.prototype._verifyTrailingWhitespace = function (lastStart, nextStart, counters) {
|
|
var trailingWhitespaceEnd,
|
|
patternSize = _array_helper2.default.sum(counters);
|
|
|
|
trailingWhitespaceEnd = nextStart - lastStart - patternSize;
|
|
if (trailingWhitespaceEnd * 3 >= patternSize) {
|
|
return true;
|
|
}
|
|
return false;
|
|
};
|
|
|
|
Code39Reader.prototype._patternToChar = function (pattern) {
|
|
var i,
|
|
self = this;
|
|
|
|
for (i = 0; i < self.CHARACTER_ENCODINGS.length; i++) {
|
|
if (self.CHARACTER_ENCODINGS[i] === pattern) {
|
|
return String.fromCharCode(self.ALPHABET[i]);
|
|
}
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
Code39Reader.prototype._findNextWidth = function (counters, current) {
|
|
var i,
|
|
minWidth = Number.MAX_VALUE;
|
|
|
|
for (i = 0; i < counters.length; i++) {
|
|
if (counters[i] < minWidth && counters[i] > current) {
|
|
minWidth = counters[i];
|
|
}
|
|
}
|
|
|
|
return minWidth;
|
|
};
|
|
|
|
Code39Reader.prototype._toPattern = function (counters) {
|
|
var numCounters = counters.length,
|
|
maxNarrowWidth = 0,
|
|
numWideBars = numCounters,
|
|
wideBarWidth = 0,
|
|
self = this,
|
|
pattern,
|
|
i;
|
|
|
|
while (numWideBars > 3) {
|
|
maxNarrowWidth = self._findNextWidth(counters, maxNarrowWidth);
|
|
numWideBars = 0;
|
|
pattern = 0;
|
|
for (i = 0; i < numCounters; i++) {
|
|
if (counters[i] > maxNarrowWidth) {
|
|
pattern |= 1 << numCounters - 1 - i;
|
|
numWideBars++;
|
|
wideBarWidth += counters[i];
|
|
}
|
|
}
|
|
|
|
if (numWideBars === 3) {
|
|
for (i = 0; i < numCounters && numWideBars > 0; i++) {
|
|
if (counters[i] > maxNarrowWidth) {
|
|
numWideBars--;
|
|
if (counters[i] * 2 >= wideBarWidth) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
return pattern;
|
|
}
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
Code39Reader.prototype._findStart = function () {
|
|
var self = this,
|
|
offset = self._nextSet(self._row),
|
|
patternStart = offset,
|
|
counter = [0, 0, 0, 0, 0, 0, 0, 0, 0],
|
|
counterPos = 0,
|
|
isWhite = false,
|
|
i,
|
|
j,
|
|
whiteSpaceMustStart;
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
// find start pattern
|
|
if (self._toPattern(counter) === self.ASTERISK) {
|
|
whiteSpaceMustStart = Math.floor(Math.max(0, patternStart - (i - patternStart) / 4));
|
|
if (self._matchRange(whiteSpaceMustStart, patternStart, 0)) {
|
|
return {
|
|
start: patternStart,
|
|
end: i
|
|
};
|
|
}
|
|
}
|
|
|
|
patternStart += counter[0] + counter[1];
|
|
for (j = 0; j < 7; j++) {
|
|
counter[j] = counter[j + 2];
|
|
}
|
|
counter[7] = 0;
|
|
counter[8] = 0;
|
|
counterPos--;
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
exports.default = Code39Reader;
|
|
|
|
/***/ },
|
|
/* 49 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = dot
|
|
|
|
/**
|
|
* Calculates the dot product of two vec2's
|
|
*
|
|
* @param {vec2} a the first operand
|
|
* @param {vec2} b the second operand
|
|
* @returns {Number} dot product of a and b
|
|
*/
|
|
function dot(a, b) {
|
|
return a[0] * b[0] + a[1] * b[1]
|
|
}
|
|
|
|
/***/ },
|
|
/* 50 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6),
|
|
root = __webpack_require__(2);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Map = getNative(root, 'Map');
|
|
|
|
module.e = Map;
|
|
|
|
|
|
/***/ },
|
|
/* 51 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var MapCache = __webpack_require__(31),
|
|
setCacheAdd = __webpack_require__(185),
|
|
setCacheHas = __webpack_require__(186);
|
|
|
|
/**
|
|
*
|
|
* Creates an array cache object to store unique values.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [values] The values to cache.
|
|
*/
|
|
function SetCache(values) {
|
|
var index = -1,
|
|
length = values ? values.length : 0;
|
|
|
|
this.__data__ = new MapCache;
|
|
while (++index < length) {
|
|
this.add(values[index]);
|
|
}
|
|
}
|
|
|
|
// Add methods to `SetCache`.
|
|
SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;
|
|
SetCache.prototype.has = setCacheHas;
|
|
|
|
module.e = SetCache;
|
|
|
|
|
|
/***/ },
|
|
/* 52 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(2);
|
|
|
|
/** Built-in value references. */
|
|
var Uint8Array = root.Uint8Array;
|
|
|
|
module.e = Uint8Array;
|
|
|
|
|
|
/***/ },
|
|
/* 53 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A specialized version of `_.forEach` for arrays without support for
|
|
* iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @returns {Array} Returns `array`.
|
|
*/
|
|
function arrayEach(array, iteratee) {
|
|
var index = -1,
|
|
length = array ? array.length : 0;
|
|
|
|
while (++index < length) {
|
|
if (iteratee(array[index], index, array) === false) {
|
|
break;
|
|
}
|
|
}
|
|
return array;
|
|
}
|
|
|
|
module.e = arrayEach;
|
|
|
|
|
|
/***/ },
|
|
/* 54 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(25);
|
|
|
|
/**
|
|
* This function is like `assignValue` except that it doesn't assign
|
|
* `undefined` values.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to modify.
|
|
* @param {string} key The key of the property to assign.
|
|
* @param {*} value The value to assign.
|
|
*/
|
|
function assignMergeValue(object, key, value) {
|
|
if ((value !== undefined && !eq(object[key], value)) ||
|
|
(typeof key == 'number' && value === undefined && !(key in object))) {
|
|
object[key] = value;
|
|
}
|
|
}
|
|
|
|
module.e = assignMergeValue;
|
|
|
|
|
|
/***/ },
|
|
/* 55 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(25);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Assigns `value` to `key` of `object` if the existing value is not equivalent
|
|
* using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
|
|
* for equality comparisons.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to modify.
|
|
* @param {string} key The key of the property to assign.
|
|
* @param {*} value The value to assign.
|
|
*/
|
|
function assignValue(object, key, value) {
|
|
var objValue = object[key];
|
|
if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
|
|
(value === undefined && !(key in object))) {
|
|
object[key] = value;
|
|
}
|
|
}
|
|
|
|
module.e = assignValue;
|
|
|
|
|
|
/***/ },
|
|
/* 56 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(34),
|
|
isFlattenable = __webpack_require__(170);
|
|
|
|
/**
|
|
* The base implementation of `_.flatten` with support for restricting flattening.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to flatten.
|
|
* @param {number} depth The maximum recursion depth.
|
|
* @param {boolean} [predicate=isFlattenable] The function invoked per iteration.
|
|
* @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.
|
|
* @param {Array} [result=[]] The initial result value.
|
|
* @returns {Array} Returns the new flattened array.
|
|
*/
|
|
function baseFlatten(array, depth, predicate, isStrict, result) {
|
|
var index = -1,
|
|
length = array.length;
|
|
|
|
predicate || (predicate = isFlattenable);
|
|
result || (result = []);
|
|
|
|
while (++index < length) {
|
|
var value = array[index];
|
|
if (depth > 0 && predicate(value)) {
|
|
if (depth > 1) {
|
|
// Recursively flatten arrays (susceptible to call stack limits).
|
|
baseFlatten(value, depth - 1, predicate, isStrict, result);
|
|
} else {
|
|
arrayPush(result, value);
|
|
}
|
|
} else if (!isStrict) {
|
|
result[result.length] = value;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = baseFlatten;
|
|
|
|
|
|
/***/ },
|
|
/* 57 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var castPath = __webpack_require__(63),
|
|
isKey = __webpack_require__(23),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/**
|
|
* The base implementation of `_.get` without support for default values.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @param {Array|string} path The path of the property to get.
|
|
* @returns {*} Returns the resolved value.
|
|
*/
|
|
function baseGet(object, path) {
|
|
path = isKey(path, object) ? [path] : castPath(path);
|
|
|
|
var index = 0,
|
|
length = path.length;
|
|
|
|
while (object != null && index < length) {
|
|
object = object[toKey(path[index++])];
|
|
}
|
|
return (index && index == length) ? object : undefined;
|
|
}
|
|
|
|
module.e = baseGet;
|
|
|
|
|
|
/***/ },
|
|
/* 58 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(34),
|
|
isArray = __webpack_require__(0);
|
|
|
|
/**
|
|
* The base implementation of `getAllKeys` and `getAllKeysIn` which uses
|
|
* `keysFunc` and `symbolsFunc` to get the enumerable property names and
|
|
* symbols of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @param {Function} keysFunc The function to get the keys of `object`.
|
|
* @param {Function} symbolsFunc The function to get the symbols of `object`.
|
|
* @returns {Array} Returns the array of property names and symbols.
|
|
*/
|
|
function baseGetAllKeys(object, keysFunc, symbolsFunc) {
|
|
var result = keysFunc(object);
|
|
return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
|
|
}
|
|
|
|
module.e = baseGetAllKeys;
|
|
|
|
|
|
/***/ },
|
|
/* 59 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getPrototype = __webpack_require__(20);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* The base implementation of `_.has` without support for deep paths.
|
|
*
|
|
* @private
|
|
* @param {Object} [object] The object to query.
|
|
* @param {Array|string} key The key to check.
|
|
* @returns {boolean} Returns `true` if `key` exists, else `false`.
|
|
*/
|
|
function baseHas(object, key) {
|
|
// Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`,
|
|
// that are composed entirely of index properties, return `false` for
|
|
// `hasOwnProperty` checks of them.
|
|
return object != null &&
|
|
(hasOwnProperty.call(object, key) ||
|
|
(typeof object == 'object' && key in object && getPrototype(object) === null));
|
|
}
|
|
|
|
module.e = baseHas;
|
|
|
|
|
|
/***/ },
|
|
/* 60 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsEqualDeep = __webpack_require__(126),
|
|
isObject = __webpack_require__(3),
|
|
isObjectLike = __webpack_require__(4);
|
|
|
|
/**
|
|
* The base implementation of `_.isEqual` which supports partial comparisons
|
|
* and tracks traversed objects.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to compare.
|
|
* @param {*} other The other value to compare.
|
|
* @param {Function} [customizer] The function to customize comparisons.
|
|
* @param {boolean} [bitmask] The bitmask of comparison flags.
|
|
* The bitmask may be composed of the following flags:
|
|
* 1 - Unordered comparison
|
|
* 2 - Partial comparison
|
|
* @param {Object} [stack] Tracks traversed `value` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the values are equivalent, else `false`.
|
|
*/
|
|
function baseIsEqual(value, other, customizer, bitmask, stack) {
|
|
if (value === other) {
|
|
return true;
|
|
}
|
|
if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
|
|
return value !== value && other !== other;
|
|
}
|
|
return baseIsEqualDeep(value, other, baseIsEqual, customizer, bitmask, stack);
|
|
}
|
|
|
|
module.e = baseIsEqual;
|
|
|
|
|
|
/***/ },
|
|
/* 61 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayReduce = __webpack_require__(35);
|
|
|
|
/**
|
|
* The base implementation of `_.pick` without support for individual
|
|
* property identifiers.
|
|
*
|
|
* @private
|
|
* @param {Object} object The source object.
|
|
* @param {string[]} props The property identifiers to pick.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
function basePick(object, props) {
|
|
object = Object(object);
|
|
return arrayReduce(props, function(result, key) {
|
|
if (key in object) {
|
|
result[key] = object[key];
|
|
}
|
|
return result;
|
|
}, {});
|
|
}
|
|
|
|
module.e = basePick;
|
|
|
|
|
|
/***/ },
|
|
/* 62 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* The base implementation of `_.property` without support for deep paths.
|
|
*
|
|
* @private
|
|
* @param {string} key The key of the property to get.
|
|
* @returns {Function} Returns the new accessor function.
|
|
*/
|
|
function baseProperty(key) {
|
|
return function(object) {
|
|
return object == null ? undefined : object[key];
|
|
};
|
|
}
|
|
|
|
module.e = baseProperty;
|
|
|
|
|
|
/***/ },
|
|
/* 63 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArray = __webpack_require__(0),
|
|
stringToPath = __webpack_require__(192);
|
|
|
|
/**
|
|
* Casts `value` to a path array if it's not one.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to inspect.
|
|
* @returns {Array} Returns the cast property path array.
|
|
*/
|
|
function castPath(value) {
|
|
return isArray(value) ? value : stringToPath(value);
|
|
}
|
|
|
|
module.e = castPath;
|
|
|
|
|
|
/***/ },
|
|
/* 64 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Copies the values of `source` to `array`.
|
|
*
|
|
* @private
|
|
* @param {Array} source The array to copy values from.
|
|
* @param {Array} [array=[]] The array to copy values to.
|
|
* @returns {Array} Returns `array`.
|
|
*/
|
|
function copyArray(source, array) {
|
|
var index = -1,
|
|
length = source.length;
|
|
|
|
array || (array = Array(length));
|
|
while (++index < length) {
|
|
array[index] = source[index];
|
|
}
|
|
return array;
|
|
}
|
|
|
|
module.e = copyArray;
|
|
|
|
|
|
/***/ },
|
|
/* 65 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var SetCache = __webpack_require__(51),
|
|
arraySome = __webpack_require__(119);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var UNORDERED_COMPARE_FLAG = 1,
|
|
PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/**
|
|
* A specialized version of `baseIsEqualDeep` for arrays with support for
|
|
* partial deep comparisons.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to compare.
|
|
* @param {Array} other The other array to compare.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual`
|
|
* for more details.
|
|
* @param {Object} stack Tracks traversed `array` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
|
|
*/
|
|
function equalArrays(array, other, equalFunc, customizer, bitmask, stack) {
|
|
var isPartial = bitmask & PARTIAL_COMPARE_FLAG,
|
|
arrLength = array.length,
|
|
othLength = other.length;
|
|
|
|
if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
|
|
return false;
|
|
}
|
|
// Assume cyclic values are equal.
|
|
var stacked = stack.get(array);
|
|
if (stacked) {
|
|
return stacked == other;
|
|
}
|
|
var index = -1,
|
|
result = true,
|
|
seen = (bitmask & UNORDERED_COMPARE_FLAG) ? new SetCache : undefined;
|
|
|
|
stack.set(array, other);
|
|
|
|
// Ignore non-index properties.
|
|
while (++index < arrLength) {
|
|
var arrValue = array[index],
|
|
othValue = other[index];
|
|
|
|
if (customizer) {
|
|
var compared = isPartial
|
|
? customizer(othValue, arrValue, index, other, array, stack)
|
|
: customizer(arrValue, othValue, index, array, other, stack);
|
|
}
|
|
if (compared !== undefined) {
|
|
if (compared) {
|
|
continue;
|
|
}
|
|
result = false;
|
|
break;
|
|
}
|
|
// Recursively compare arrays (susceptible to call stack limits).
|
|
if (seen) {
|
|
if (!arraySome(other, function(othValue, othIndex) {
|
|
if (!seen.has(othIndex) &&
|
|
(arrValue === othValue || equalFunc(arrValue, othValue, customizer, bitmask, stack))) {
|
|
return seen.add(othIndex);
|
|
}
|
|
})) {
|
|
result = false;
|
|
break;
|
|
}
|
|
} else if (!(
|
|
arrValue === othValue ||
|
|
equalFunc(arrValue, othValue, customizer, bitmask, stack)
|
|
)) {
|
|
result = false;
|
|
break;
|
|
}
|
|
}
|
|
stack['delete'](array);
|
|
return result;
|
|
}
|
|
|
|
module.e = equalArrays;
|
|
|
|
|
|
/***/ },
|
|
/* 66 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetAllKeys = __webpack_require__(58),
|
|
getSymbolsIn = __webpack_require__(158),
|
|
keysIn = __webpack_require__(43);
|
|
|
|
/**
|
|
* Creates an array of own and inherited enumerable property names and
|
|
* symbols of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names and symbols.
|
|
*/
|
|
function getAllKeysIn(object) {
|
|
return baseGetAllKeys(object, keysIn, getSymbolsIn);
|
|
}
|
|
|
|
module.e = getAllKeysIn;
|
|
|
|
|
|
/***/ },
|
|
/* 67 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseTimes = __webpack_require__(138),
|
|
isArguments = __webpack_require__(13),
|
|
isArray = __webpack_require__(0),
|
|
isLength = __webpack_require__(27),
|
|
isString = __webpack_require__(41);
|
|
|
|
/**
|
|
* Creates an array of index keys for `object` values of arrays,
|
|
* `arguments` objects, and strings, otherwise `null` is returned.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array|null} Returns index keys, else `null`.
|
|
*/
|
|
function indexKeys(object) {
|
|
var length = object ? object.length : undefined;
|
|
if (isLength(length) &&
|
|
(isArray(object) || isString(object) || isArguments(object))) {
|
|
return baseTimes(length, String);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
module.e = indexKeys;
|
|
|
|
|
|
/***/ },
|
|
/* 68 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isObject = __webpack_require__(3);
|
|
|
|
/**
|
|
* Checks if `value` is suitable for strict equality comparisons, i.e. `===`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` if suitable for strict
|
|
* equality comparisons, else `false`.
|
|
*/
|
|
function isStrictComparable(value) {
|
|
return value === value && !isObject(value);
|
|
}
|
|
|
|
module.e = isStrictComparable;
|
|
|
|
|
|
/***/ },
|
|
/* 69 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Converts `map` to its key-value pairs.
|
|
*
|
|
* @private
|
|
* @param {Object} map The map to convert.
|
|
* @returns {Array} Returns the key-value pairs.
|
|
*/
|
|
function mapToArray(map) {
|
|
var index = -1,
|
|
result = Array(map.size);
|
|
|
|
map.forEach(function(value, key) {
|
|
result[++index] = [key, value];
|
|
});
|
|
return result;
|
|
}
|
|
|
|
module.e = mapToArray;
|
|
|
|
|
|
/***/ },
|
|
/* 70 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A specialized version of `matchesProperty` for source values suitable
|
|
* for strict equality comparisons, i.e. `===`.
|
|
*
|
|
* @private
|
|
* @param {string} key The key of the property to get.
|
|
* @param {*} srcValue The value to match.
|
|
* @returns {Function} Returns the new spec function.
|
|
*/
|
|
function matchesStrictComparable(key, srcValue) {
|
|
return function(object) {
|
|
if (object == null) {
|
|
return false;
|
|
}
|
|
return object[key] === srcValue &&
|
|
(srcValue !== undefined || (key in Object(object)));
|
|
};
|
|
}
|
|
|
|
module.e = matchesStrictComparable;
|
|
|
|
|
|
/***/ },
|
|
/* 71 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Converts `set` to an array of its values.
|
|
*
|
|
* @private
|
|
* @param {Object} set The set to convert.
|
|
* @returns {Array} Returns the values.
|
|
*/
|
|
function setToArray(set) {
|
|
var index = -1,
|
|
result = Array(set.size);
|
|
|
|
set.forEach(function(value) {
|
|
result[++index] = value;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
module.e = setToArray;
|
|
|
|
|
|
/***/ },
|
|
/* 72 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = Function.prototype.toString;
|
|
|
|
/**
|
|
* Converts `func` to its source code.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to process.
|
|
* @returns {string} Returns the source code.
|
|
*/
|
|
function toSource(func) {
|
|
if (func != null) {
|
|
try {
|
|
return funcToString.call(func);
|
|
} catch (e) {}
|
|
try {
|
|
return (func + '');
|
|
} catch (e) {}
|
|
}
|
|
return '';
|
|
}
|
|
|
|
module.e = toSource;
|
|
|
|
|
|
/***/ },
|
|
/* 73 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArrayLike = __webpack_require__(26),
|
|
isObjectLike = __webpack_require__(4);
|
|
|
|
/**
|
|
* This method is like `_.isArrayLike` except that it also checks if `value`
|
|
* is an object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is an array-like object,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isArrayLikeObject([1, 2, 3]);
|
|
* // => true
|
|
*
|
|
* _.isArrayLikeObject(document.body.children);
|
|
* // => true
|
|
*
|
|
* _.isArrayLikeObject('abc');
|
|
* // => false
|
|
*
|
|
* _.isArrayLikeObject(_.noop);
|
|
* // => false
|
|
*/
|
|
function isArrayLikeObject(value) {
|
|
return isObjectLike(value) && isArrayLike(value);
|
|
}
|
|
|
|
module.e = isArrayLikeObject;
|
|
|
|
|
|
/***/ },
|
|
/* 74 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(module) {var root = __webpack_require__(2),
|
|
stubFalse = __webpack_require__(203);
|
|
|
|
/** Detect free variable `exports`. */
|
|
var freeExports = typeof exports == 'object' && exports;
|
|
|
|
/** Detect free variable `module`. */
|
|
var freeModule = freeExports && typeof module == 'object' && module;
|
|
|
|
/** Detect the popular CommonJS extension `module.exports`. */
|
|
var moduleExports = freeModule && freeModule.exports === freeExports;
|
|
|
|
/** Built-in value references. */
|
|
var Buffer = moduleExports ? root.Buffer : undefined;
|
|
|
|
/**
|
|
* Checks if `value` is a buffer.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.3.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
|
|
* @example
|
|
*
|
|
* _.isBuffer(new Buffer(2));
|
|
* // => true
|
|
*
|
|
* _.isBuffer(new Uint8Array(2));
|
|
* // => false
|
|
*/
|
|
var isBuffer = !Buffer ? stubFalse : function(value) {
|
|
return value instanceof Buffer;
|
|
};
|
|
|
|
module.e = isBuffer;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(210)(module)))
|
|
|
|
/***/ },
|
|
/* 75 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayMap = __webpack_require__(33),
|
|
baseFlatten = __webpack_require__(56),
|
|
basePick = __webpack_require__(61),
|
|
rest = __webpack_require__(44),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/**
|
|
* Creates an object composed of the picked `object` properties.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Object
|
|
* @param {Object} object The source object.
|
|
* @param {...(string|string[])} [props] The property identifiers to pick.
|
|
* @returns {Object} Returns the new object.
|
|
* @example
|
|
*
|
|
* var object = { 'a': 1, 'b': '2', 'c': 3 };
|
|
*
|
|
* _.pick(object, ['a', 'c']);
|
|
* // => { 'a': 1, 'c': 3 }
|
|
*/
|
|
var pick = rest(function(object, props) {
|
|
return object == null ? {} : basePick(object, arrayMap(baseFlatten(props, 1), toKey));
|
|
});
|
|
|
|
module.e = pick;
|
|
|
|
|
|
/***/ },
|
|
/* 76 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge3 = __webpack_require__(9);
|
|
|
|
var _merge4 = _interopRequireDefault(_merge3);
|
|
|
|
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };
|
|
|
|
__webpack_require__(83);
|
|
|
|
__webpack_require__(211);
|
|
|
|
var _scanner = __webpack_require__(101);
|
|
|
|
var _scanner2 = _interopRequireDefault(_scanner);
|
|
|
|
var _image_wrapper = __webpack_require__(30);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _image_debug = __webpack_require__(10);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _result_collector = __webpack_require__(45);
|
|
|
|
var _result_collector2 = _interopRequireDefault(_result_collector);
|
|
|
|
var _config = __webpack_require__(46);
|
|
|
|
var _config2 = _interopRequireDefault(_config);
|
|
|
|
var _config_factory = __webpack_require__(88);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function _fromConfig(config) {
|
|
var scanner = (0, _scanner2.default)();
|
|
var pendingStart = null;
|
|
var initialized = false;
|
|
return {
|
|
addEventListener: function addEventListener(eventType, cb) {
|
|
scanner.subscribe(eventType, cb);
|
|
return this;
|
|
},
|
|
removeEventListener: function removeEventListener(eventType, cb) {
|
|
scanner.unsubscribe(eventType, cb);
|
|
return this;
|
|
},
|
|
start: function start() {
|
|
if (scanner.isRunning()) {
|
|
return Promise.resolve(true);
|
|
}
|
|
if (pendingStart) {
|
|
return pendingStart;
|
|
}
|
|
if (initialized) {
|
|
scanner.start();
|
|
return Promise.resolve(true);
|
|
}
|
|
pendingStart = new Promise(function (resolve, reject) {
|
|
scanner.init(config, function (error) {
|
|
if (error) {
|
|
console.log(error);
|
|
reject(error);
|
|
}
|
|
initialized = true;
|
|
scanner.start();
|
|
resolve();
|
|
pendingStart = null;
|
|
});
|
|
});
|
|
return pendingStart;
|
|
},
|
|
stop: function stop() {
|
|
scanner.stop();
|
|
initialized = false;
|
|
return this;
|
|
},
|
|
toPromise: function toPromise() {
|
|
var _this = this;
|
|
|
|
if (config.inputStream.type === 'LiveStream' || config.inputStream.type === 'VideoStream') {
|
|
var _ret = function () {
|
|
var cancelRequested = false;
|
|
return {
|
|
v: {
|
|
cancel: function cancel() {
|
|
cancelRequested = true;
|
|
},
|
|
|
|
promise: new Promise(function (resolve, reject) {
|
|
function onProcessed(result) {
|
|
if (result && result.codeResult && result.codeResult.code) {
|
|
scanner.stop();
|
|
scanner.unsubscribe("processed", onProcessed);
|
|
resolve(result);
|
|
}
|
|
if (cancelRequested) {
|
|
scanner.stop();
|
|
scanner.unsubscribe("processed", onProcessed);
|
|
reject("cancelled!");
|
|
}
|
|
}
|
|
scanner.subscribe("processed", onProcessed);
|
|
_this.start();
|
|
})
|
|
}
|
|
};
|
|
}();
|
|
|
|
if ((typeof _ret === 'undefined' ? 'undefined' : _typeof(_ret)) === "object") return _ret.v;
|
|
} else {
|
|
return new Promise(function (resolve, reject) {
|
|
scanner.decodeSingle(config, function (result) {
|
|
if (result && result.codeResult && result.codeResult.code) {
|
|
return resolve(result);
|
|
}
|
|
return reject(result);
|
|
});
|
|
});
|
|
}
|
|
},
|
|
registerResultCollector: function registerResultCollector(resultCollector) {
|
|
scanner.registerResultCollector(resultCollector);
|
|
},
|
|
getCanvas: function getCanvas() {
|
|
return scanner.canvas.dom.image;
|
|
}
|
|
};
|
|
}
|
|
|
|
function _fromSource(config, source) {
|
|
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
config = (0, _config_factory.createConfigFromSource)(config, inputConfig, source);
|
|
return _fromConfig(config);
|
|
}
|
|
|
|
function setConfig() {
|
|
var configuration = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
|
|
|
|
var _merge2;
|
|
|
|
var key = arguments[1];
|
|
var config = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
var mergedConfig = (0, _merge4.default)({}, configuration, (_merge2 = {}, _merge2[key] = config, _merge2));
|
|
return createApi(mergedConfig);
|
|
}
|
|
|
|
function createApi() {
|
|
var configuration = arguments.length <= 0 || arguments[0] === undefined ? _config2.default : arguments[0];
|
|
|
|
return {
|
|
fromSource: function fromSource(src, inputConfig) {
|
|
return _fromSource(configuration, src, inputConfig);
|
|
},
|
|
fromConfig: function fromConfig(conf) {
|
|
return _fromConfig((0, _merge4.default)({}, configuration, conf));
|
|
},
|
|
decoder: function decoder(conf) {
|
|
return setConfig(configuration, "decoder", conf);
|
|
},
|
|
locator: function locator(conf) {
|
|
return setConfig(configuration, "locator", conf);
|
|
},
|
|
throttle: function throttle(timeInMs) {
|
|
return setConfig(configuration, "frequency", 1000 / parseInt(timeInMs));
|
|
},
|
|
config: function config(conf) {
|
|
return createApi((0, _merge4.default)({}, configuration, conf));
|
|
},
|
|
|
|
ImageWrapper: _image_wrapper2.default,
|
|
ImageDebug: _image_debug2.default,
|
|
ResultCollector: _result_collector2.default,
|
|
_worker: {
|
|
createScanner: _scanner2.default
|
|
}
|
|
};
|
|
}
|
|
exports.default = createApi();
|
|
|
|
/***/ },
|
|
/* 77 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
var CVUtils = __webpack_require__(29),
|
|
Ndarray = __webpack_require__(220),
|
|
Interp2D = __webpack_require__(221).d2;
|
|
|
|
var FrameGrabber = {};
|
|
|
|
FrameGrabber.create = function (inputStream) {
|
|
var _that = {},
|
|
_streamConfig = inputStream.getConfig(),
|
|
_video_size = CVUtils.imageRef(inputStream.getRealWidth(), inputStream.getRealHeight()),
|
|
_canvasSize = inputStream.getCanvasSize(),
|
|
_size = CVUtils.imageRef(inputStream.getWidth(), inputStream.getHeight()),
|
|
_topRight = inputStream.getTopRight(),
|
|
_data = new Uint8Array(_size.x * _size.y),
|
|
_grayData = new Uint8Array(_video_size.x * _video_size.y),
|
|
_canvasData = new Uint8Array(_canvasSize.x * _canvasSize.y),
|
|
_grayImageArray = Ndarray(_grayData, [_video_size.y, _video_size.x]).transpose(1, 0),
|
|
_canvasImageArray = Ndarray(_canvasData, [_canvasSize.y, _canvasSize.x]).transpose(1, 0),
|
|
_targetImageArray = _canvasImageArray.hi(_topRight.x + _size.x, _topRight.y + _size.y).lo(_topRight.x, _topRight.y),
|
|
_stepSizeX = _video_size.x / _canvasSize.x,
|
|
_stepSizeY = _video_size.y / _canvasSize.y;
|
|
|
|
console.log("FrameGrabber", JSON.stringify({
|
|
videoSize: _grayImageArray.shape,
|
|
canvasSize: _canvasImageArray.shape,
|
|
stepSize: [_stepSizeX, _stepSizeY],
|
|
size: _targetImageArray.shape,
|
|
topRight: _topRight
|
|
}));
|
|
|
|
/**
|
|
* Uses the given array as frame-buffer
|
|
*/
|
|
_that.attachData = function (data) {
|
|
_data = data;
|
|
};
|
|
|
|
/**
|
|
* Returns the used frame-buffer
|
|
*/
|
|
_that.getData = function () {
|
|
return _data;
|
|
};
|
|
|
|
/**
|
|
* Fetches a frame from the input-stream and puts into the frame-buffer.
|
|
* The image-data is converted to gray-scale and then half-sampled if configured.
|
|
*/
|
|
_that.grab = function () {
|
|
var frame = inputStream.getFrame();
|
|
|
|
if (frame) {
|
|
this.scaleAndCrop(frame);
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
_that.scaleAndCrop = function (frame) {
|
|
var x, y;
|
|
|
|
// 1. compute full-sized gray image
|
|
CVUtils.computeGray(frame.data, _grayData);
|
|
|
|
// 2. interpolate
|
|
for (y = 0; y < _canvasSize.y; y++) {
|
|
for (x = 0; x < _canvasSize.x; x++) {
|
|
_canvasImageArray.set(x, y, Interp2D(_grayImageArray, x * _stepSizeX, y * _stepSizeY) | 0);
|
|
}
|
|
}
|
|
|
|
// targetImageArray must be equal to targetSize
|
|
if (_targetImageArray.shape[0] !== _size.x || _targetImageArray.shape[1] !== _size.y) {
|
|
throw new Error("Shapes do not match!");
|
|
}
|
|
|
|
// 3. crop
|
|
for (y = 0; y < _size.y; y++) {
|
|
for (x = 0; x < _size.x; x++) {
|
|
_data[y * _size.x + x] = _targetImageArray.get(x, y);
|
|
}
|
|
}
|
|
}, _that.getSize = function () {
|
|
return _size;
|
|
};
|
|
|
|
return _that;
|
|
};
|
|
|
|
module.e = FrameGrabber;
|
|
|
|
/***/ },
|
|
/* 78 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
var GetPixels = __webpack_require__(219);
|
|
|
|
var InputStream = {};
|
|
|
|
InputStream.createImageStream = function () {
|
|
var that = {};
|
|
var _config = null;
|
|
|
|
var width = 0,
|
|
height = 0,
|
|
frameIdx = 0,
|
|
paused = true,
|
|
loaded = false,
|
|
frame = null,
|
|
baseUrl,
|
|
ended = false,
|
|
size,
|
|
calculatedWidth,
|
|
calculatedHeight,
|
|
_eventNames = ['canrecord', 'ended'],
|
|
_eventHandlers = {},
|
|
_topRight = { x: 0, y: 0 },
|
|
_canvasSize = { x: 0, y: 0 };
|
|
|
|
function loadImages() {
|
|
loaded = false;
|
|
GetPixels(baseUrl, function (err, pixels) {
|
|
if (err) {
|
|
console.log(err);
|
|
exit(1);
|
|
}
|
|
loaded = true;
|
|
console.log(pixels.shape);
|
|
frame = pixels;
|
|
width = pixels.shape[0];
|
|
height = pixels.shape[1];
|
|
calculatedWidth = _config.size ? width / height > 1 ? _config.size : Math.floor(width / height * _config.size) : width;
|
|
calculatedHeight = _config.size ? width / height > 1 ? Math.floor(height / width * _config.size) : _config.size : height;
|
|
|
|
_canvasSize.x = calculatedWidth;
|
|
_canvasSize.y = calculatedHeight;
|
|
|
|
setTimeout(function () {
|
|
publishEvent("canrecord", []);
|
|
}, 0);
|
|
});
|
|
}
|
|
|
|
function publishEvent(eventName, args) {
|
|
var j,
|
|
handlers = _eventHandlers[eventName];
|
|
|
|
if (handlers && handlers.length > 0) {
|
|
for (j = 0; j < handlers.length; j++) {
|
|
handlers[j].apply(that, args);
|
|
}
|
|
}
|
|
}
|
|
|
|
that.trigger = publishEvent;
|
|
|
|
that.getWidth = function () {
|
|
return calculatedWidth;
|
|
};
|
|
|
|
that.getHeight = function () {
|
|
return calculatedHeight;
|
|
};
|
|
|
|
that.setWidth = function (width) {
|
|
calculatedWidth = width;
|
|
};
|
|
|
|
that.setHeight = function (height) {
|
|
calculatedHeight = height;
|
|
};
|
|
|
|
that.getRealWidth = function () {
|
|
return width;
|
|
};
|
|
|
|
that.getRealHeight = function () {
|
|
return height;
|
|
};
|
|
|
|
that.setInputStream = function (stream) {
|
|
_config = stream;
|
|
baseUrl = _config.src;
|
|
size = 1;
|
|
loadImages();
|
|
};
|
|
|
|
that.ended = function () {
|
|
return ended;
|
|
};
|
|
|
|
that.setAttribute = function () {};
|
|
|
|
that.getConfig = function () {
|
|
return _config;
|
|
};
|
|
|
|
that.pause = function () {
|
|
paused = true;
|
|
};
|
|
|
|
that.play = function () {
|
|
paused = false;
|
|
};
|
|
|
|
that.setCurrentTime = function (time) {
|
|
frameIdx = time;
|
|
};
|
|
|
|
that.addEventListener = function (event, f) {
|
|
if (_eventNames.indexOf(event) !== -1) {
|
|
if (!_eventHandlers[event]) {
|
|
_eventHandlers[event] = [];
|
|
}
|
|
_eventHandlers[event].push(f);
|
|
}
|
|
};
|
|
|
|
that.setTopRight = function (topRight) {
|
|
_topRight.x = topRight.x;
|
|
_topRight.y = topRight.y;
|
|
};
|
|
|
|
that.getTopRight = function () {
|
|
return _topRight;
|
|
};
|
|
|
|
that.setCanvasSize = function (size) {
|
|
_canvasSize.x = size.x;
|
|
_canvasSize.y = size.y;
|
|
};
|
|
|
|
that.getCanvasSize = function () {
|
|
return _canvasSize;
|
|
};
|
|
|
|
that.getFrame = function () {
|
|
if (!loaded) {
|
|
return null;
|
|
}
|
|
return frame;
|
|
};
|
|
|
|
return that;
|
|
};
|
|
|
|
module.e = InputStream;
|
|
|
|
/***/ },
|
|
/* 79 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
var vec2 = {
|
|
clone: __webpack_require__(12),
|
|
dot: __webpack_require__(49)
|
|
};
|
|
|
|
/**
|
|
* Creates a cluster for grouping similar orientations of datapoints
|
|
*/
|
|
exports.default = {
|
|
create: function create(point, threshold) {
|
|
var points = [],
|
|
center = {
|
|
rad: 0,
|
|
vec: vec2.clone([0, 0])
|
|
},
|
|
pointMap = {};
|
|
|
|
function init() {
|
|
_add(point);
|
|
updateCenter();
|
|
}
|
|
|
|
function _add(pointToAdd) {
|
|
pointMap[pointToAdd.id] = pointToAdd;
|
|
points.push(pointToAdd);
|
|
}
|
|
|
|
function updateCenter() {
|
|
var i,
|
|
sum = 0;
|
|
for (i = 0; i < points.length; i++) {
|
|
sum += points[i].rad;
|
|
}
|
|
center.rad = sum / points.length;
|
|
center.vec = vec2.clone([Math.cos(center.rad), Math.sin(center.rad)]);
|
|
}
|
|
|
|
init();
|
|
|
|
return {
|
|
add: function add(pointToAdd) {
|
|
if (!pointMap[pointToAdd.id]) {
|
|
_add(pointToAdd);
|
|
updateCenter();
|
|
}
|
|
},
|
|
fits: function fits(otherPoint) {
|
|
// check cosine similarity to center-angle
|
|
var similarity = Math.abs(vec2.dot(otherPoint.point.vec, center.vec));
|
|
if (similarity > threshold) {
|
|
return true;
|
|
}
|
|
return false;
|
|
},
|
|
getPoints: function getPoints() {
|
|
return points;
|
|
},
|
|
getCenter: function getCenter() {
|
|
return center;
|
|
}
|
|
};
|
|
},
|
|
createPoint: function createPoint(newPoint, id, property) {
|
|
return {
|
|
rad: newPoint[property],
|
|
point: newPoint,
|
|
id: id
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 80 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
|
|
|
|
var hasWindow = typeof window !== 'undefined';
|
|
var windowRef = hasWindow ? window : {};
|
|
|
|
var windowObjects = ["MediaStream", "HTMLImageElement", "HTMLVideoElement", "HTMLCanvasElement", "FileList", "File", "URL"];
|
|
|
|
var DOMHelper = windowObjects.reduce(function (result, obj) {
|
|
var _extends2;
|
|
|
|
return _extends({}, result, (_extends2 = {}, _extends2[obj] = obj in windowRef ? windowRef[obj] : function () {}, _extends2));
|
|
}, {});
|
|
|
|
DOMHelper.setObject = function (key, value) {
|
|
DOMHelper[key] = value;
|
|
};
|
|
|
|
exports.default = DOMHelper;
|
|
|
|
/***/ },
|
|
/* 81 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
exports.default = createEventedElement;
|
|
function createEventedElement() {
|
|
var events = {};
|
|
|
|
function getEvent(eventName) {
|
|
if (!events[eventName]) {
|
|
events[eventName] = {
|
|
subscribers: []
|
|
};
|
|
}
|
|
return events[eventName];
|
|
}
|
|
|
|
function clearEvents() {
|
|
events = {};
|
|
}
|
|
|
|
function publishSubscription(subscription, data) {
|
|
if (subscription.async) {
|
|
setTimeout(function () {
|
|
subscription.callback(data);
|
|
}, 4);
|
|
} else {
|
|
subscription.callback(data);
|
|
}
|
|
}
|
|
|
|
function _subscribe(event, callback, async) {
|
|
var subscription;
|
|
|
|
if (typeof callback === "function") {
|
|
subscription = {
|
|
callback: callback,
|
|
async: async
|
|
};
|
|
} else {
|
|
subscription = callback;
|
|
if (!subscription.callback) {
|
|
throw "Callback was not specified on options";
|
|
}
|
|
}
|
|
|
|
getEvent(event).subscribers.push(subscription);
|
|
}
|
|
|
|
return {
|
|
subscribe: function subscribe(event, callback, async) {
|
|
return _subscribe(event, callback, async);
|
|
},
|
|
publish: function publish(eventName, data) {
|
|
var event = getEvent(eventName),
|
|
subscribers = event.subscribers;
|
|
|
|
// Publish one-time subscriptions
|
|
subscribers.filter(function (subscriber) {
|
|
return !!subscriber.once;
|
|
}).forEach(function (subscriber) {
|
|
publishSubscription(subscriber, data);
|
|
});
|
|
|
|
// remove them from the subscriber
|
|
event.subscribers = subscribers.filter(function (subscriber) {
|
|
return !subscriber.once;
|
|
});
|
|
|
|
// publish the rest
|
|
event.subscribers.forEach(function (subscriber) {
|
|
publishSubscription(subscriber, data);
|
|
});
|
|
},
|
|
once: function once(event, callback, async) {
|
|
_subscribe(event, {
|
|
callback: callback,
|
|
async: async,
|
|
once: true
|
|
});
|
|
},
|
|
unsubscribe: function unsubscribe(eventName, callback) {
|
|
var event;
|
|
|
|
if (eventName) {
|
|
event = getEvent(eventName);
|
|
if (event && callback) {
|
|
event.subscribers = event.subscribers.filter(function (subscriber) {
|
|
return subscriber.callback !== callback;
|
|
});
|
|
} else {
|
|
event.subscribers = [];
|
|
}
|
|
} else {
|
|
clearEvents();
|
|
}
|
|
}
|
|
};
|
|
};
|
|
|
|
/***/ },
|
|
/* 82 */
|
|
/***/ function(module, exports) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
/**
|
|
* Construct representing a part of another {ImageWrapper}. Shares data
|
|
* between the parent and the child.
|
|
* @param from {ImageRef} The position where to start the {SubImage} from. (top-left corner)
|
|
* @param size {ImageRef} The size of the resulting image
|
|
* @param I {ImageWrapper} The {ImageWrapper} to share from
|
|
* @returns {SubImage} A shared part of the original image
|
|
*/
|
|
function SubImage(from, size, I) {
|
|
if (!I) {
|
|
I = {
|
|
data: null,
|
|
size: size
|
|
};
|
|
}
|
|
this.data = I.data;
|
|
this.originalSize = I.size;
|
|
this.I = I;
|
|
|
|
this.from = from;
|
|
this.size = size;
|
|
}
|
|
|
|
/**
|
|
* Displays the {SubImage} in a given canvas
|
|
* @param canvas {Canvas} The canvas element to write to
|
|
* @param scale {Number} Scale which is applied to each pixel-value
|
|
*/
|
|
SubImage.prototype.show = function (canvas, scale) {
|
|
var ctx, frame, data, current, y, x, pixel;
|
|
|
|
if (!scale) {
|
|
scale = 1.0;
|
|
}
|
|
ctx = canvas.getContext('2d');
|
|
canvas.width = this.size.x;
|
|
canvas.height = this.size.y;
|
|
frame = ctx.getImageData(0, 0, canvas.width, canvas.height);
|
|
data = frame.data;
|
|
current = 0;
|
|
for (y = 0; y < this.size.y; y++) {
|
|
for (x = 0; x < this.size.x; x++) {
|
|
pixel = y * this.size.x + x;
|
|
current = this.get(x, y) * scale;
|
|
data[pixel * 4 + 0] = current;
|
|
data[pixel * 4 + 1] = current;
|
|
data[pixel * 4 + 2] = current;
|
|
data[pixel * 4 + 3] = 255;
|
|
}
|
|
}
|
|
frame.data = data;
|
|
ctx.putImageData(frame, 0, 0);
|
|
};
|
|
|
|
/**
|
|
* Retrieves a given pixel position from the {SubImage}
|
|
* @param x {Number} The x-position
|
|
* @param y {Number} The y-position
|
|
* @returns {Number} The grayscale value at the pixel-position
|
|
*/
|
|
SubImage.prototype.get = function (x, y) {
|
|
return this.data[(this.from.y + y) * this.originalSize.x + this.from.x + x];
|
|
};
|
|
|
|
/**
|
|
* Updates the underlying data from a given {ImageWrapper}
|
|
* @param image {ImageWrapper} The updated image
|
|
*/
|
|
SubImage.prototype.updateData = function (image) {
|
|
this.originalSize = image.size;
|
|
this.data = image.data;
|
|
};
|
|
|
|
/**
|
|
* Updates the position of the shared area
|
|
* @param from {x,y} The new location
|
|
* @returns {SubImage} returns {this} for possible chaining
|
|
*/
|
|
SubImage.prototype.updateFrom = function (from) {
|
|
this.from = from;
|
|
return this;
|
|
};
|
|
|
|
exports.default = SubImage;
|
|
|
|
/***/ },
|
|
/* 83 */
|
|
/***/ function(module, exports) {
|
|
|
|
'use strict';
|
|
|
|
/*
|
|
* typedefs.js
|
|
* Normalizes browser-specific prefixes
|
|
*/
|
|
|
|
if (typeof window !== 'undefined') {
|
|
window.requestAnimFrame = function () {
|
|
return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function ( /* function FrameRequestCallback */callback) {
|
|
window.setTimeout(callback, 1000 / 60);
|
|
};
|
|
}();
|
|
}
|
|
Math.imul = Math.imul || function (a, b) {
|
|
var ah = a >>> 16 & 0xffff,
|
|
al = a & 0xffff,
|
|
bh = b >>> 16 & 0xffff,
|
|
bl = b & 0xffff;
|
|
// the shift by 0 fixes the sign on the high part
|
|
// the final |0 converts the unsigned value into a signed value
|
|
return al * bl + (ah * bl + al * bh << 16 >>> 0) | 0;
|
|
};
|
|
|
|
/***/ },
|
|
/* 84 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
module.e = {
|
|
inputStream: {
|
|
type: "ImageStream",
|
|
sequence: false,
|
|
size: 800,
|
|
area: {
|
|
top: "0%",
|
|
right: "0%",
|
|
left: "0%",
|
|
bottom: "0%"
|
|
},
|
|
singleChannel: false // true: only the red color-channel is read
|
|
},
|
|
locate: true,
|
|
numOfWorkers: 0,
|
|
decoder: {
|
|
readers: ['code_128_reader']
|
|
},
|
|
locator: {
|
|
halfSample: true,
|
|
patchSize: "medium" // x-small, small, medium, large, x-large
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 85 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };
|
|
|
|
var _bresenham = __webpack_require__(86);
|
|
|
|
var _bresenham2 = _interopRequireDefault(_bresenham);
|
|
|
|
var _image_debug = __webpack_require__(10);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _code_128_reader = __webpack_require__(93);
|
|
|
|
var _code_128_reader2 = _interopRequireDefault(_code_128_reader);
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
var _code_39_reader = __webpack_require__(48);
|
|
|
|
var _code_39_reader2 = _interopRequireDefault(_code_39_reader);
|
|
|
|
var _code_39_vin_reader = __webpack_require__(94);
|
|
|
|
var _code_39_vin_reader2 = _interopRequireDefault(_code_39_vin_reader);
|
|
|
|
var _codabar_reader = __webpack_require__(92);
|
|
|
|
var _codabar_reader2 = _interopRequireDefault(_codabar_reader);
|
|
|
|
var _upc_reader = __webpack_require__(100);
|
|
|
|
var _upc_reader2 = _interopRequireDefault(_upc_reader);
|
|
|
|
var _ean_8_reader = __webpack_require__(97);
|
|
|
|
var _ean_8_reader2 = _interopRequireDefault(_ean_8_reader);
|
|
|
|
var _ean_2_reader = __webpack_require__(95);
|
|
|
|
var _ean_2_reader2 = _interopRequireDefault(_ean_2_reader);
|
|
|
|
var _ean_5_reader = __webpack_require__(96);
|
|
|
|
var _ean_5_reader2 = _interopRequireDefault(_ean_5_reader);
|
|
|
|
var _upc_e_reader = __webpack_require__(99);
|
|
|
|
var _upc_e_reader2 = _interopRequireDefault(_upc_e_reader);
|
|
|
|
var _i2of5_reader = __webpack_require__(98);
|
|
|
|
var _i2of5_reader2 = _interopRequireDefault(_i2of5_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var READERS = {
|
|
code_128_reader: _code_128_reader2.default,
|
|
ean_reader: _ean_reader2.default,
|
|
ean_5_reader: _ean_5_reader2.default,
|
|
ean_2_reader: _ean_2_reader2.default,
|
|
ean_8_reader: _ean_8_reader2.default,
|
|
code_39_reader: _code_39_reader2.default,
|
|
code_39_vin_reader: _code_39_vin_reader2.default,
|
|
codabar_reader: _codabar_reader2.default,
|
|
upc_reader: _upc_reader2.default,
|
|
upc_e_reader: _upc_e_reader2.default,
|
|
i2of5_reader: _i2of5_reader2.default
|
|
};
|
|
exports.default = {
|
|
create: function create(config, inputImageWrapper) {
|
|
var _canvas = {
|
|
ctx: {
|
|
frequency: null,
|
|
pattern: null,
|
|
overlay: null
|
|
},
|
|
dom: {
|
|
frequency: null,
|
|
pattern: null,
|
|
overlay: null
|
|
}
|
|
},
|
|
_barcodeReaders = [];
|
|
|
|
initCanvas();
|
|
initReaders();
|
|
initConfig();
|
|
|
|
function initCanvas() {
|
|
if (false) {
|
|
var $debug = document.querySelector("#debug.detection");
|
|
_canvas.dom.frequency = document.querySelector("canvas.frequency");
|
|
if (!_canvas.dom.frequency) {
|
|
_canvas.dom.frequency = document.createElement("canvas");
|
|
_canvas.dom.frequency.className = "frequency";
|
|
if ($debug) {
|
|
$debug.appendChild(_canvas.dom.frequency);
|
|
}
|
|
}
|
|
_canvas.ctx.frequency = _canvas.dom.frequency.getContext("2d");
|
|
|
|
_canvas.dom.pattern = document.querySelector("canvas.patternBuffer");
|
|
if (!_canvas.dom.pattern) {
|
|
_canvas.dom.pattern = document.createElement("canvas");
|
|
_canvas.dom.pattern.className = "patternBuffer";
|
|
if ($debug) {
|
|
$debug.appendChild(_canvas.dom.pattern);
|
|
}
|
|
}
|
|
_canvas.ctx.pattern = _canvas.dom.pattern.getContext("2d");
|
|
|
|
if ($debug) {
|
|
_canvas.dom.overlay = document.querySelector("canvas.drawingBuffer");
|
|
if (!_canvas.dom.overlay) {
|
|
_canvas.dom.overlay = document.createElement("canvas");
|
|
_canvas.dom.overlay.className = "drawingBuffer";
|
|
$debug.appendChild(_canvas.dom.overlay);
|
|
}
|
|
_canvas.ctx.overlay = _canvas.dom.overlay.getContext("2d");
|
|
}
|
|
}
|
|
}
|
|
|
|
function initReaders() {
|
|
config.readers.forEach(function (readerConfig) {
|
|
var reader,
|
|
configuration = {},
|
|
supplements = [];
|
|
|
|
if ((typeof readerConfig === 'undefined' ? 'undefined' : _typeof(readerConfig)) === 'object') {
|
|
reader = readerConfig.format;
|
|
configuration = readerConfig.config;
|
|
} else if (typeof readerConfig === 'string') {
|
|
reader = readerConfig;
|
|
}
|
|
if (false) {
|
|
console.log("Before registering reader: ", reader);
|
|
}
|
|
if (configuration.supplements) {
|
|
supplements = configuration.supplements.map(function (supplement) {
|
|
return new READERS[supplement]();
|
|
});
|
|
}
|
|
_barcodeReaders.push(new READERS[reader](configuration, supplements));
|
|
});
|
|
if (false) {
|
|
console.log("Registered Readers: " + _barcodeReaders.map(function (reader) {
|
|
return JSON.stringify({ format: reader.FORMAT, config: reader.config });
|
|
}).join(', '));
|
|
}
|
|
}
|
|
|
|
function initConfig() {
|
|
if (false) {
|
|
var i,
|
|
vis = [{
|
|
node: _canvas.dom.frequency,
|
|
prop: config.debug.showFrequency
|
|
}, {
|
|
node: _canvas.dom.pattern,
|
|
prop: config.debug.showPattern
|
|
}];
|
|
|
|
for (i = 0; i < vis.length; i++) {
|
|
if (vis[i].prop === true) {
|
|
vis[i].node.style.display = "block";
|
|
} else {
|
|
vis[i].node.style.display = "none";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* extend the line on both ends
|
|
* @param {Array} line
|
|
* @param {Number} angle
|
|
*/
|
|
function getExtendedLine(line, angle, ext) {
|
|
function extendLine(amount) {
|
|
var extension = {
|
|
y: amount * Math.sin(angle),
|
|
x: amount * Math.cos(angle)
|
|
};
|
|
|
|
line[0].y -= extension.y;
|
|
line[0].x -= extension.x;
|
|
line[1].y += extension.y;
|
|
line[1].x += extension.x;
|
|
}
|
|
|
|
// check if inside image
|
|
extendLine(ext);
|
|
while (ext > 1 && (!inputImageWrapper.inImageWithBorder(line[0], 0) || !inputImageWrapper.inImageWithBorder(line[1], 0))) {
|
|
ext -= Math.ceil(ext / 2);
|
|
extendLine(-ext);
|
|
}
|
|
return line;
|
|
}
|
|
|
|
function getLine(box) {
|
|
return [{
|
|
x: (box[1][0] - box[0][0]) / 2 + box[0][0],
|
|
y: (box[1][1] - box[0][1]) / 2 + box[0][1]
|
|
}, {
|
|
x: (box[3][0] - box[2][0]) / 2 + box[2][0],
|
|
y: (box[3][1] - box[2][1]) / 2 + box[2][1]
|
|
}];
|
|
}
|
|
|
|
function tryDecode(line) {
|
|
var result = null,
|
|
i,
|
|
barcodeLine = _bresenham2.default.getBarcodeLine(inputImageWrapper, line[0], line[1]);
|
|
|
|
if (false) {
|
|
_image_debug2.default.drawPath(line, { x: 'x', y: 'y' }, _canvas.ctx.overlay, { color: 'red', lineWidth: 3 });
|
|
_bresenham2.default.debug.printFrequency(barcodeLine.line, _canvas.dom.frequency);
|
|
}
|
|
|
|
_bresenham2.default.toBinaryLine(barcodeLine);
|
|
|
|
if (false) {
|
|
_bresenham2.default.debug.printPattern(barcodeLine.line, _canvas.dom.pattern);
|
|
}
|
|
|
|
for (i = 0; i < _barcodeReaders.length && result === null; i++) {
|
|
result = _barcodeReaders[i].decodePattern(barcodeLine.line);
|
|
}
|
|
if (result === null) {
|
|
return null;
|
|
}
|
|
return {
|
|
codeResult: result,
|
|
barcodeLine: barcodeLine
|
|
};
|
|
}
|
|
|
|
/**
|
|
* This method slices the given area apart and tries to detect a barcode-pattern
|
|
* for each slice. It returns the decoded barcode, or null if nothing was found
|
|
* @param {Array} box
|
|
* @param {Array} line
|
|
* @param {Number} lineAngle
|
|
*/
|
|
function tryDecodeBruteForce(box, line, lineAngle) {
|
|
var sideLength = Math.sqrt(Math.pow(box[1][0] - box[0][0], 2) + Math.pow(box[1][1] - box[0][1], 2)),
|
|
i,
|
|
slices = 16,
|
|
result = null,
|
|
dir,
|
|
extension,
|
|
xdir = Math.sin(lineAngle),
|
|
ydir = Math.cos(lineAngle);
|
|
|
|
for (i = 1; i < slices && result === null; i++) {
|
|
// move line perpendicular to angle
|
|
dir = sideLength / slices * i * (i % 2 === 0 ? -1 : 1);
|
|
extension = {
|
|
y: dir * xdir,
|
|
x: dir * ydir
|
|
};
|
|
line[0].y += extension.x;
|
|
line[0].x -= extension.y;
|
|
line[1].y += extension.x;
|
|
line[1].x -= extension.y;
|
|
|
|
result = tryDecode(line);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function getLineLength(line) {
|
|
return Math.sqrt(Math.pow(Math.abs(line[1].y - line[0].y), 2) + Math.pow(Math.abs(line[1].x - line[0].x), 2));
|
|
}
|
|
|
|
/**
|
|
* With the help of the configured readers (Code128 or EAN) this function tries to detect a
|
|
* valid barcode pattern within the given area.
|
|
* @param {Object} box The area to search in
|
|
* @returns {Object} the result {codeResult, line, angle, pattern, threshold}
|
|
*/
|
|
function _decodeFromBoundingBox(box) {
|
|
var line,
|
|
lineAngle,
|
|
ctx = _canvas.ctx.overlay,
|
|
result,
|
|
lineLength;
|
|
|
|
if (false) {
|
|
if (config.debug.drawBoundingBox && ctx) {
|
|
_image_debug2.default.drawPath(box, { x: 0, y: 1 }, ctx, { color: "blue", lineWidth: 2 });
|
|
}
|
|
}
|
|
|
|
line = getLine(box);
|
|
lineLength = getLineLength(line);
|
|
lineAngle = Math.atan2(line[1].y - line[0].y, line[1].x - line[0].x);
|
|
line = getExtendedLine(line, lineAngle, Math.floor(lineLength * 0.1));
|
|
if (line === null) {
|
|
return null;
|
|
}
|
|
|
|
result = tryDecode(line);
|
|
if (result === null) {
|
|
result = tryDecodeBruteForce(box, line, lineAngle);
|
|
}
|
|
|
|
if (result === null) {
|
|
return null;
|
|
}
|
|
|
|
if (false) {
|
|
_image_debug2.default.drawPath(line, { x: 'x', y: 'y' }, ctx, { color: 'red', lineWidth: 3 });
|
|
}
|
|
|
|
return {
|
|
codeResult: result.codeResult,
|
|
line: line,
|
|
angle: lineAngle,
|
|
pattern: result.barcodeLine.line,
|
|
threshold: result.barcodeLine.threshold
|
|
};
|
|
}
|
|
|
|
return {
|
|
decodeFromBoundingBox: function decodeFromBoundingBox(box) {
|
|
return _decodeFromBoundingBox(box);
|
|
},
|
|
decodeFromBoundingBoxes: function decodeFromBoundingBoxes(boxes) {
|
|
var i,
|
|
result,
|
|
barcodes = [],
|
|
multiple = config.multiple;
|
|
|
|
for (i = 0; i < boxes.length; i++) {
|
|
var box = boxes[i];
|
|
result = _decodeFromBoundingBox(box) || {};
|
|
result.box = box;
|
|
|
|
if (multiple) {
|
|
barcodes.push(result);
|
|
} else if (result.codeResult) {
|
|
return result;
|
|
}
|
|
}
|
|
|
|
if (multiple) {
|
|
return {
|
|
barcodes: barcodes
|
|
};
|
|
}
|
|
},
|
|
setReaders: function setReaders(readers) {
|
|
config.readers = readers;
|
|
_barcodeReaders.length = 0;
|
|
initReaders();
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 86 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
var Bresenham = {};
|
|
|
|
var Slope = {
|
|
DIR: {
|
|
UP: 1,
|
|
DOWN: -1
|
|
}
|
|
};
|
|
/**
|
|
* Scans a line of the given image from point p1 to p2 and returns a result object containing
|
|
* gray-scale values (0-255) of the underlying pixels in addition to the min
|
|
* and max values.
|
|
* @param {Object} imageWrapper
|
|
* @param {Object} p1 The start point {x,y}
|
|
* @param {Object} p2 The end point {x,y}
|
|
* @returns {line, min, max}
|
|
*/
|
|
Bresenham.getBarcodeLine = function (imageWrapper, p1, p2) {
|
|
var x0 = p1.x | 0,
|
|
y0 = p1.y | 0,
|
|
x1 = p2.x | 0,
|
|
y1 = p2.y | 0,
|
|
steep = Math.abs(y1 - y0) > Math.abs(x1 - x0),
|
|
deltax,
|
|
deltay,
|
|
error,
|
|
ystep,
|
|
y,
|
|
tmp,
|
|
x,
|
|
line = [],
|
|
imageData = imageWrapper.data,
|
|
width = imageWrapper.size.x,
|
|
sum = 0,
|
|
val,
|
|
min = 255,
|
|
max = 0;
|
|
|
|
function read(a, b) {
|
|
val = imageData[b * width + a];
|
|
sum += val;
|
|
min = val < min ? val : min;
|
|
max = val > max ? val : max;
|
|
line.push(val);
|
|
}
|
|
|
|
if (steep) {
|
|
tmp = x0;
|
|
x0 = y0;
|
|
y0 = tmp;
|
|
|
|
tmp = x1;
|
|
x1 = y1;
|
|
y1 = tmp;
|
|
}
|
|
if (x0 > x1) {
|
|
tmp = x0;
|
|
x0 = x1;
|
|
x1 = tmp;
|
|
|
|
tmp = y0;
|
|
y0 = y1;
|
|
y1 = tmp;
|
|
}
|
|
deltax = x1 - x0;
|
|
deltay = Math.abs(y1 - y0);
|
|
error = deltax / 2 | 0;
|
|
y = y0;
|
|
ystep = y0 < y1 ? 1 : -1;
|
|
for (x = x0; x < x1; x++) {
|
|
if (steep) {
|
|
read(y, x);
|
|
} else {
|
|
read(x, y);
|
|
}
|
|
error = error - deltay;
|
|
if (error < 0) {
|
|
y = y + ystep;
|
|
error = error + deltax;
|
|
}
|
|
}
|
|
|
|
return {
|
|
line: line,
|
|
min: min,
|
|
max: max
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Converts the result from getBarcodeLine into a binary representation
|
|
* also considering the frequency and slope of the signal for more robust results
|
|
* @param {Object} result {line, min, max}
|
|
*/
|
|
Bresenham.toBinaryLine = function (result) {
|
|
var min = result.min,
|
|
max = result.max,
|
|
line = result.line,
|
|
slope,
|
|
slope2,
|
|
center = min + (max - min) / 2,
|
|
extrema = [],
|
|
currentDir,
|
|
dir,
|
|
threshold = (max - min) / 12,
|
|
rThreshold = -threshold,
|
|
i,
|
|
j;
|
|
|
|
// 1. find extrema
|
|
currentDir = line[0] > center ? Slope.DIR.UP : Slope.DIR.DOWN;
|
|
extrema.push({
|
|
pos: 0,
|
|
val: line[0]
|
|
});
|
|
for (i = 0; i < line.length - 2; i++) {
|
|
slope = line[i + 1] - line[i];
|
|
slope2 = line[i + 2] - line[i + 1];
|
|
if (slope + slope2 < rThreshold && line[i + 1] < center * 1.5) {
|
|
dir = Slope.DIR.DOWN;
|
|
} else if (slope + slope2 > threshold && line[i + 1] > center * 0.5) {
|
|
dir = Slope.DIR.UP;
|
|
} else {
|
|
dir = currentDir;
|
|
}
|
|
|
|
if (currentDir !== dir) {
|
|
extrema.push({
|
|
pos: i,
|
|
val: line[i]
|
|
});
|
|
currentDir = dir;
|
|
}
|
|
}
|
|
extrema.push({
|
|
pos: line.length,
|
|
val: line[line.length - 1]
|
|
});
|
|
|
|
for (j = extrema[0].pos; j < extrema[1].pos; j++) {
|
|
line[j] = line[j] > center ? 0 : 1;
|
|
}
|
|
|
|
// iterate over extrema and convert to binary based on avg between minmax
|
|
for (i = 1; i < extrema.length - 1; i++) {
|
|
if (extrema[i + 1].val > extrema[i].val) {
|
|
threshold = extrema[i].val + (extrema[i + 1].val - extrema[i].val) / 3 * 2 | 0;
|
|
} else {
|
|
threshold = extrema[i + 1].val + (extrema[i].val - extrema[i + 1].val) / 3 | 0;
|
|
}
|
|
|
|
for (j = extrema[i].pos; j < extrema[i + 1].pos; j++) {
|
|
line[j] = line[j] > threshold ? 0 : 1;
|
|
}
|
|
}
|
|
|
|
return {
|
|
line: line,
|
|
threshold: threshold
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Used for development only
|
|
*/
|
|
Bresenham.debug = {
|
|
printFrequency: function printFrequency(line, canvas) {
|
|
var i,
|
|
ctx = canvas.getContext("2d");
|
|
canvas.width = line.length;
|
|
canvas.height = 256;
|
|
|
|
ctx.beginPath();
|
|
ctx.strokeStyle = "blue";
|
|
for (i = 0; i < line.length; i++) {
|
|
ctx.moveTo(i, 255);
|
|
ctx.lineTo(i, 255 - line[i]);
|
|
}
|
|
ctx.stroke();
|
|
ctx.closePath();
|
|
},
|
|
|
|
printPattern: function printPattern(line, canvas) {
|
|
var ctx = canvas.getContext("2d"),
|
|
i;
|
|
|
|
canvas.width = line.length;
|
|
ctx.fillColor = "black";
|
|
for (i = 0; i < line.length; i++) {
|
|
if (line[i] === 1) {
|
|
ctx.fillRect(i, 0, 1, 100);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
exports.default = Bresenham;
|
|
|
|
/***/ },
|
|
/* 87 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _omit2 = __webpack_require__(199);
|
|
|
|
var _omit3 = _interopRequireDefault(_omit2);
|
|
|
|
var _pick2 = __webpack_require__(75);
|
|
|
|
var _pick3 = _interopRequireDefault(_pick2);
|
|
|
|
var _merge2 = __webpack_require__(9);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var streamRef;
|
|
|
|
function waitForVideo(video) {
|
|
return new Promise(function (resolve, reject) {
|
|
var attempts = 10;
|
|
|
|
function checkVideo() {
|
|
if (attempts > 0) {
|
|
if (video.videoWidth > 0 && video.videoHeight > 0) {
|
|
if (false) {
|
|
console.log(video.videoWidth + "px x " + video.videoHeight + "px");
|
|
}
|
|
resolve();
|
|
} else {
|
|
window.setTimeout(checkVideo, 500);
|
|
}
|
|
} else {
|
|
reject('Unable to play video stream. Is webcam working?');
|
|
}
|
|
attempts--;
|
|
}
|
|
checkVideo();
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Tries to attach the camera-stream to a given video-element
|
|
* and calls the callback function when the content is ready
|
|
* @param {Object} constraints
|
|
* @param {Object} video
|
|
*/
|
|
function initCamera(video, constraints) {
|
|
return navigator.mediaDevices.getUserMedia(constraints).then(function (stream) {
|
|
return new Promise(function (resolve) {
|
|
streamRef = stream;
|
|
video.setAttribute("autoplay", 'true');
|
|
video.srcObject = stream;
|
|
video.addEventListener('loadedmetadata', function () {
|
|
video.play();
|
|
resolve();
|
|
});
|
|
});
|
|
}).then(waitForVideo.bind(null, video));
|
|
}
|
|
|
|
function deprecatedConstraints(videoConstraints) {
|
|
var normalized = (0, _pick3.default)(videoConstraints, ["width", "height", "facingMode", "aspectRatio", "deviceId"]);
|
|
|
|
if (typeof videoConstraints.minAspectRatio !== 'undefined' && videoConstraints.minAspectRatio > 0) {
|
|
normalized.aspectRatio = videoConstraints.minAspectRatio;
|
|
console.log("WARNING: Constraint 'minAspectRatio' is deprecated; Use 'aspectRatio' instead");
|
|
}
|
|
if (typeof videoConstraints.facing !== 'undefined') {
|
|
normalized.facingMode = videoConstraints.facing;
|
|
console.log("WARNING: Constraint 'facing' is deprecated. Use 'facingMode' instead'");
|
|
}
|
|
return normalized;
|
|
}
|
|
|
|
function applyCameraFacing(facing, constraints) {
|
|
if (typeof constraints.video.deviceId === 'string' && constraints.video.deviceId.length > 0) {
|
|
return Promise.resolve(_extends({}, constraints, {
|
|
video: _extends({}, (0, _omit3.default)(constraints.video, "facingMode"))
|
|
}));
|
|
} else if (!facing) {
|
|
return Promise.resolve(constraints);
|
|
}
|
|
if (typeof MediaStreamTrack !== 'undefined' && typeof MediaStreamTrack.getSources !== 'undefined') {
|
|
return new Promise(function (resolve) {
|
|
MediaStreamTrack.getSources(function (sourceInfos) {
|
|
var videoSource = sourceInfos.filter(function (sourceInfo) {
|
|
return sourceInfo.kind === "video" && sourceInfo.facing === facing;
|
|
})[0];
|
|
if (videoSource) {
|
|
return resolve((0, _merge3.default)({}, constraints, { video: { deviceId: videoSource.id } }));
|
|
}
|
|
return resolve(constraints);
|
|
});
|
|
});
|
|
}
|
|
return Promise.resolve((0, _merge3.default)({}, constraints, { video: { facingMode: facing } }));
|
|
}
|
|
|
|
function pickConstraints(videoConstraints) {
|
|
var constraints = {
|
|
audio: false,
|
|
video: deprecatedConstraints(videoConstraints)
|
|
};
|
|
return applyCameraFacing(constraints.video.facingMode, constraints);
|
|
}
|
|
|
|
exports.default = {
|
|
request: function request(video, videoConstraints) {
|
|
return pickConstraints(videoConstraints).then(initCamera.bind(null, video));
|
|
},
|
|
release: function release() {
|
|
var tracks = streamRef && streamRef.getVideoTracks();
|
|
if (tracks && tracks.length) {
|
|
tracks[0].stop();
|
|
}
|
|
streamRef = null;
|
|
}
|
|
};
|
|
|
|
/***/ },
|
|
/* 88 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _isEmpty2 = __webpack_require__(196);
|
|
|
|
var _isEmpty3 = _interopRequireDefault(_isEmpty2);
|
|
|
|
var _omitBy2 = __webpack_require__(200);
|
|
|
|
var _omitBy3 = _interopRequireDefault(_omitBy2);
|
|
|
|
var _pick2 = __webpack_require__(75);
|
|
|
|
var _pick3 = _interopRequireDefault(_pick2);
|
|
|
|
var _merge2 = __webpack_require__(9);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj; };
|
|
|
|
exports.createConfigFromSource = createConfigFromSource;
|
|
|
|
var _dom_helper = __webpack_require__(80);
|
|
|
|
var _dom_helper2 = _interopRequireDefault(_dom_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var isDataURL = { regex: /^\s*data:([a-z]+\/[a-z0-9\-\+]+(;[a-z\-]+\=[a-z0-9\-]+)?)?(;base64)?,[a-z0-9\!\$\&\'\,\(\)\*\+\,\;\=\-\.\_\~\:\@\/\?\%\s]*\s*$/i },
|
|
// eslint-disable-line max-len
|
|
isBlobURL = { regex: /^\s*blob:(.*)$/i },
|
|
isMediaURL = { regex: /^(?:(?:http[s]?|ftp):\/)?\/?(?:(?:[^:\/\s]+)(?:(?:\/\w+)*\/))?([\w\-]+\.([^#?\s]+))(?:.*)?(?:#[\w\-]+)?$/i },
|
|
// eslint-disable-line max-len
|
|
isImageExt = { regex: /(jpe?g|png|gif|tiff)(?:\s+|$)/i },
|
|
isVideoExt = { regex: /(webm|ogg|mp4|m4v)/i };
|
|
|
|
function createConfigFromSource(config, sourceConfig, source) {
|
|
if (source instanceof _dom_helper2.default.MediaStream) {
|
|
return createConfigForStream(config, sourceConfig, { srcObject: source });
|
|
} else if (source instanceof _dom_helper2.default.HTMLImageElement) {
|
|
throw new Error('Source "HTMLImageElement": not yet supported');
|
|
// return createConfigForImage(config, inputConfig, {image: source});
|
|
} else if (source instanceof _dom_helper2.default.HTMLVideoElement) {
|
|
throw new Error('Source "HTMLVideoElement": not yet supported');
|
|
// return createConfigForVideo(config, inputConfig, {video: source});
|
|
} else if (source instanceof _dom_helper2.default.HTMLCanvasElement) {
|
|
return createConfigForCanvas(config, sourceConfig, { canvas: source });
|
|
} else if (source instanceof _dom_helper2.default.FileList) {
|
|
if (source.length > 0) {
|
|
return createConfigForFile(config, sourceConfig, source[0]);
|
|
}
|
|
} else if (source instanceof _dom_helper2.default.File) {
|
|
return createConfigForFile(config, sourceConfig, source);
|
|
} else if (typeof source === 'string') {
|
|
return createConfigForString(config, sourceConfig, source);
|
|
} else if ((typeof source === 'undefined' ? 'undefined' : _typeof(source)) === 'object' && (typeof source.constraints !== 'undefined' || typeof source.area !== 'undefined')) {
|
|
return createConfigForLiveStream(config, source);
|
|
} else {
|
|
throw new Error("No source given!");
|
|
}
|
|
}
|
|
|
|
function createConfigForImage(config, source) {
|
|
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
var staticImageConfig = {
|
|
inputStream: (0, _merge3.default)({
|
|
type: "ImageStream",
|
|
sequence: false,
|
|
size: 800
|
|
}, source),
|
|
numOfWorkers: false ? 0 : 1
|
|
};
|
|
return (0, _merge3.default)(config, staticImageConfig, { numOfWorkers: typeof config.numOfWorkers === 'number' && config.numOfWorkers > 0 ? 1 : 0 }, { inputStream: (0, _omitBy3.default)((0, _pick3.default)(config.inputStream, ['size']), _isEmpty3.default) }, { inputStream: inputConfig });
|
|
}
|
|
|
|
function createConfigForMimeType(config, inputConfig, _ref) {
|
|
var src = _ref.src;
|
|
var mime = _ref.mime;
|
|
|
|
var _ref2 = mime.match(/^(video|image)\/(.*)$/i) || [];
|
|
|
|
var type = _ref2[1];
|
|
|
|
if (type === 'video') {
|
|
return createConfigForVideo(config, { src: src }, inputConfig);
|
|
} else if (type === 'image') {
|
|
return createConfigForImage(config, { src: src }, inputConfig);
|
|
}
|
|
throw new Error('Source with mimetype: "' + type + '" not supported');
|
|
}
|
|
|
|
function createConfigForFile(config, inputConfig, file) {
|
|
var src = _dom_helper2.default.URL.createObjectURL(file);
|
|
return createConfigForMimeType(config, inputConfig, {
|
|
src: src,
|
|
mime: file.type
|
|
});
|
|
}
|
|
|
|
function createConfigForString(config) {
|
|
var inputConfig = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
|
|
var source = arguments[2];
|
|
|
|
var _ref3 = source.match(isDataURL.regex) || [];
|
|
|
|
var mime = _ref3[1];
|
|
|
|
if (mime) {
|
|
return createConfigForMimeType(config, inputConfig, { src: source, mime: mime });
|
|
}
|
|
var blobURL = source.match(isBlobURL.regex);
|
|
if (blobURL) {
|
|
throw new Error('Source "objectURL": not supported');
|
|
}
|
|
|
|
var _ref4 = source.match(isMediaURL.regex) || [];
|
|
|
|
var ext = _ref4[2];
|
|
|
|
if (ext) {
|
|
return createConfigForMediaExtension(config, inputConfig, { src: source, ext: ext });
|
|
}
|
|
throw new Error('Source "' + source + '": not recognized');
|
|
}
|
|
|
|
function createConfigForMediaExtension(config, inputConfig, _ref5) {
|
|
var src = _ref5.src;
|
|
var ext = _ref5.ext;
|
|
|
|
if (ext.match(isImageExt.regex)) {
|
|
return createConfigForImage(config, { src: src }, inputConfig);
|
|
} else if (ext.match(isVideoExt.regex)) {
|
|
return createConfigForVideo(config, { src: src }, inputConfig);
|
|
}
|
|
throw new Error('Source "MediaString": not recognized');
|
|
}
|
|
|
|
function createConfigForCanvas(config, _ref6) {
|
|
var canvas = _ref6.canvas;
|
|
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
// TODO: adjust stream & frame-grabber
|
|
// once/continous
|
|
throw new Error('Source "Canvas": not implemented!');
|
|
}
|
|
|
|
function createConfigForVideo(config, source) {
|
|
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
return (0, _merge3.default)({}, config, {
|
|
inputStream: (0, _merge3.default)({
|
|
type: "VideoStream"
|
|
}, source)
|
|
}, {
|
|
inputStream: inputConfig
|
|
});
|
|
}
|
|
|
|
function createConfigForStream(config, _ref7) {
|
|
var srcObject = _ref7.srcObject;
|
|
var inputConfig = arguments.length <= 2 || arguments[2] === undefined ? {} : arguments[2];
|
|
|
|
// TODO: attach to <video> element
|
|
// wait for the video to be ready (dimensions known)
|
|
throw new Error('Source "MediaStream": not implemented!');
|
|
}
|
|
|
|
function createConfigForLiveStream(config) {
|
|
var inputConfig = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
|
|
|
|
return (0, _merge3.default)({}, config, {
|
|
inputStream: {
|
|
type: "LiveStream",
|
|
constraints: {
|
|
width: 640,
|
|
height: 480,
|
|
facingMode: "environment"
|
|
}
|
|
}
|
|
}, {
|
|
inputStream: inputConfig
|
|
});
|
|
}
|
|
|
|
/***/ },
|
|
/* 89 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(global) {'use strict';
|
|
|
|
exports.__esModule = true;
|
|
exports.default = createLocator;
|
|
exports.checkImageConstraints = checkImageConstraints;
|
|
|
|
var _image_wrapper = __webpack_require__(30);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _cv_utils = __webpack_require__(29);
|
|
|
|
var _array_helper = __webpack_require__(15);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
var _image_debug = __webpack_require__(10);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _rasterizer = __webpack_require__(90);
|
|
|
|
var _rasterizer2 = _interopRequireDefault(_rasterizer);
|
|
|
|
var _tracer = __webpack_require__(47);
|
|
|
|
var _tracer2 = _interopRequireDefault(_tracer);
|
|
|
|
var _skeletonizer2 = __webpack_require__(91);
|
|
|
|
var _skeletonizer3 = _interopRequireDefault(_skeletonizer2);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(12),
|
|
dot: __webpack_require__(49),
|
|
scale: __webpack_require__(105),
|
|
transformMat2: __webpack_require__(106)
|
|
};
|
|
var mat2 = {
|
|
copy: __webpack_require__(102),
|
|
create: __webpack_require__(103),
|
|
invert: __webpack_require__(104)
|
|
};
|
|
|
|
function createLocator(inputImageWrapper, config) {
|
|
var _config = config,
|
|
_currentImageWrapper,
|
|
_skelImageWrapper,
|
|
_subImageWrapper,
|
|
_labelImageWrapper,
|
|
_patchGrid,
|
|
_patchLabelGrid,
|
|
_imageToPatchGrid,
|
|
_binaryImageWrapper,
|
|
_patchSize,
|
|
_canvasContainer = {
|
|
ctx: {
|
|
binary: null
|
|
},
|
|
dom: {
|
|
binary: null
|
|
}
|
|
},
|
|
_numPatches = { x: 0, y: 0 },
|
|
_inputImageWrapper = inputImageWrapper,
|
|
_skeletonizer;
|
|
|
|
initBuffers();
|
|
initCanvas();
|
|
|
|
function initBuffers() {
|
|
var skeletonImageData;
|
|
|
|
if (_config.halfSample) {
|
|
_currentImageWrapper = new _image_wrapper2.default({
|
|
x: _inputImageWrapper.size.x / 2 | 0,
|
|
y: _inputImageWrapper.size.y / 2 | 0
|
|
});
|
|
} else {
|
|
_currentImageWrapper = _inputImageWrapper;
|
|
}
|
|
|
|
_patchSize = (0, _cv_utils.calculatePatchSize)(_config.patchSize, _currentImageWrapper.size);
|
|
|
|
_numPatches.x = _currentImageWrapper.size.x / _patchSize.x | 0;
|
|
_numPatches.y = _currentImageWrapper.size.y / _patchSize.y | 0;
|
|
|
|
_binaryImageWrapper = new _image_wrapper2.default(_currentImageWrapper.size, undefined, Uint8Array, false);
|
|
|
|
_labelImageWrapper = new _image_wrapper2.default(_patchSize, undefined, Array, true);
|
|
|
|
skeletonImageData = new ArrayBuffer(64 * 1024);
|
|
_subImageWrapper = new _image_wrapper2.default(_patchSize, new Uint8Array(skeletonImageData, 0, _patchSize.x * _patchSize.y));
|
|
_skelImageWrapper = new _image_wrapper2.default(_patchSize, new Uint8Array(skeletonImageData, _patchSize.x * _patchSize.y * 3, _patchSize.x * _patchSize.y), undefined, true);
|
|
_skeletonizer = (0, _skeletonizer3.default)(typeof window !== 'undefined' ? window : typeof self !== 'undefined' ? self : global, {
|
|
size: _patchSize.x
|
|
}, skeletonImageData);
|
|
|
|
_imageToPatchGrid = new _image_wrapper2.default({
|
|
x: _currentImageWrapper.size.x / _subImageWrapper.size.x | 0,
|
|
y: _currentImageWrapper.size.y / _subImageWrapper.size.y | 0
|
|
}, undefined, Array, true);
|
|
_patchGrid = new _image_wrapper2.default(_imageToPatchGrid.size, undefined, undefined, true);
|
|
_patchLabelGrid = new _image_wrapper2.default(_imageToPatchGrid.size, undefined, Int32Array, true);
|
|
}
|
|
|
|
function initCanvas() {
|
|
if (_config.useWorker || typeof document === 'undefined') {
|
|
return;
|
|
}
|
|
_canvasContainer.dom.binary = document.createElement("canvas");
|
|
_canvasContainer.dom.binary.className = "binaryBuffer";
|
|
if (false) {
|
|
document.querySelector("#debug").appendChild(_canvasContainer.dom.binary);
|
|
}
|
|
_canvasContainer.ctx.binary = _canvasContainer.dom.binary.getContext("2d");
|
|
_canvasContainer.dom.binary.width = _binaryImageWrapper.size.x;
|
|
_canvasContainer.dom.binary.height = _binaryImageWrapper.size.y;
|
|
}
|
|
|
|
/**
|
|
* Creates a bounding box which encloses all the given patches
|
|
* @returns {Array} The minimal bounding box
|
|
*/
|
|
function boxFromPatches(patches) {
|
|
var overAvg,
|
|
i,
|
|
j,
|
|
patch,
|
|
transMat,
|
|
minx = _binaryImageWrapper.size.x,
|
|
miny = _binaryImageWrapper.size.y,
|
|
maxx = -_binaryImageWrapper.size.x,
|
|
maxy = -_binaryImageWrapper.size.y,
|
|
box,
|
|
scale;
|
|
|
|
// draw all patches which are to be taken into consideration
|
|
overAvg = 0;
|
|
for (i = 0; i < patches.length; i++) {
|
|
patch = patches[i];
|
|
overAvg += patch.rad;
|
|
if (false) {
|
|
_image_debug2.default.drawRect(patch.pos, _subImageWrapper.size, _canvasContainer.ctx.binary, { color: "red" });
|
|
}
|
|
}
|
|
|
|
overAvg /= patches.length;
|
|
overAvg = (overAvg * 180 / Math.PI + 90) % 180 - 90;
|
|
if (overAvg < 0) {
|
|
overAvg += 180;
|
|
}
|
|
|
|
overAvg = (180 - overAvg) * Math.PI / 180;
|
|
transMat = mat2.copy(mat2.create(), [Math.cos(overAvg), Math.sin(overAvg), -Math.sin(overAvg), Math.cos(overAvg)]);
|
|
|
|
// iterate over patches and rotate by angle
|
|
for (i = 0; i < patches.length; i++) {
|
|
patch = patches[i];
|
|
for (j = 0; j < 4; j++) {
|
|
vec2.transformMat2(patch.box[j], patch.box[j], transMat);
|
|
}
|
|
|
|
if (false) {
|
|
_image_debug2.default.drawPath(patch.box, { x: 0, y: 1 }, _canvasContainer.ctx.binary, { color: '#99ff00', lineWidth: 2 });
|
|
}
|
|
}
|
|
|
|
// find bounding box
|
|
for (i = 0; i < patches.length; i++) {
|
|
patch = patches[i];
|
|
for (j = 0; j < 4; j++) {
|
|
if (patch.box[j][0] < minx) {
|
|
minx = patch.box[j][0];
|
|
}
|
|
if (patch.box[j][0] > maxx) {
|
|
maxx = patch.box[j][0];
|
|
}
|
|
if (patch.box[j][1] < miny) {
|
|
miny = patch.box[j][1];
|
|
}
|
|
if (patch.box[j][1] > maxy) {
|
|
maxy = patch.box[j][1];
|
|
}
|
|
}
|
|
}
|
|
|
|
box = [[minx, miny], [maxx, miny], [maxx, maxy], [minx, maxy]];
|
|
|
|
if (false) {
|
|
_image_debug2.default.drawPath(box, { x: 0, y: 1 }, _canvasContainer.ctx.binary, { color: '#ff0000', lineWidth: 2 });
|
|
}
|
|
|
|
scale = _config.halfSample ? 2 : 1;
|
|
// reverse rotation;
|
|
transMat = mat2.invert(transMat, transMat);
|
|
for (j = 0; j < 4; j++) {
|
|
vec2.transformMat2(box[j], box[j], transMat);
|
|
}
|
|
|
|
if (false) {
|
|
_image_debug2.default.drawPath(box, { x: 0, y: 1 }, _canvasContainer.ctx.binary, { color: '#ff0000', lineWidth: 2 });
|
|
}
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
vec2.scale(box[j], box[j], scale);
|
|
}
|
|
|
|
return box;
|
|
}
|
|
|
|
/**
|
|
* Creates a binary image of the current image
|
|
*/
|
|
function binarizeImage() {
|
|
(0, _cv_utils.otsuThreshold)(_currentImageWrapper, _binaryImageWrapper);
|
|
_binaryImageWrapper.zeroBorder();
|
|
if (false) {
|
|
_binaryImageWrapper.show(_canvasContainer.dom.binary, 255);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Iterate over the entire image
|
|
* extract patches
|
|
*/
|
|
function findPatches() {
|
|
var i,
|
|
j,
|
|
x,
|
|
y,
|
|
moments,
|
|
patchesFound = [],
|
|
rasterizer,
|
|
rasterResult,
|
|
patch;
|
|
for (i = 0; i < _numPatches.x; i++) {
|
|
for (j = 0; j < _numPatches.y; j++) {
|
|
x = _subImageWrapper.size.x * i;
|
|
y = _subImageWrapper.size.y * j;
|
|
|
|
// seperate parts
|
|
skeletonize(x, y);
|
|
|
|
// Rasterize, find individual bars
|
|
_skelImageWrapper.zeroBorder();
|
|
_array_helper2.default.init(_labelImageWrapper.data, 0);
|
|
rasterizer = _rasterizer2.default.create(_skelImageWrapper, _labelImageWrapper);
|
|
rasterResult = rasterizer.rasterize(0);
|
|
|
|
if (false) {
|
|
_labelImageWrapper.overlay(_canvasContainer.dom.binary, Math.floor(360 / rasterResult.count), { x: x, y: y });
|
|
}
|
|
|
|
// calculate moments from the skeletonized patch
|
|
moments = _labelImageWrapper.moments(rasterResult.count);
|
|
|
|
// extract eligible patches
|
|
patchesFound = patchesFound.concat(describePatch(moments, [i, j], x, y));
|
|
}
|
|
}
|
|
|
|
if (false) {
|
|
for (i = 0; i < patchesFound.length; i++) {
|
|
patch = patchesFound[i];
|
|
_image_debug2.default.drawRect(patch.pos, _subImageWrapper.size, _canvasContainer.ctx.binary, { color: "#99ff00", lineWidth: 2 });
|
|
}
|
|
}
|
|
|
|
return patchesFound;
|
|
}
|
|
|
|
/**
|
|
* Finds those connected areas which contain at least 6 patches
|
|
* and returns them ordered DESC by the number of contained patches
|
|
* @param {Number} maxLabel
|
|
*/
|
|
function findBiggestConnectedAreas(maxLabel) {
|
|
var i,
|
|
sum,
|
|
labelHist = [],
|
|
topLabels = [];
|
|
|
|
for (i = 0; i < maxLabel; i++) {
|
|
labelHist.push(0);
|
|
}
|
|
sum = _patchLabelGrid.data.length;
|
|
while (sum--) {
|
|
if (_patchLabelGrid.data[sum] > 0) {
|
|
labelHist[_patchLabelGrid.data[sum] - 1]++;
|
|
}
|
|
}
|
|
|
|
labelHist = labelHist.map(function (val, idx) {
|
|
return {
|
|
val: val,
|
|
label: idx + 1
|
|
};
|
|
});
|
|
|
|
labelHist.sort(function (a, b) {
|
|
return b.val - a.val;
|
|
});
|
|
|
|
// extract top areas with at least 6 patches present
|
|
topLabels = labelHist.filter(function (el) {
|
|
return el.val >= 5;
|
|
});
|
|
|
|
return topLabels;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*/
|
|
function findBoxes(topLabels, maxLabel) {
|
|
var i,
|
|
j,
|
|
sum,
|
|
patches = [],
|
|
patch,
|
|
box,
|
|
boxes = [],
|
|
hsv = [0, 1, 1],
|
|
rgb = [0, 0, 0];
|
|
|
|
for (i = 0; i < topLabels.length; i++) {
|
|
sum = _patchLabelGrid.data.length;
|
|
patches.length = 0;
|
|
while (sum--) {
|
|
if (_patchLabelGrid.data[sum] === topLabels[i].label) {
|
|
patch = _imageToPatchGrid.data[sum];
|
|
patches.push(patch);
|
|
}
|
|
}
|
|
box = boxFromPatches(patches);
|
|
if (box) {
|
|
boxes.push(box);
|
|
|
|
// draw patch-labels if requested
|
|
if (false) {
|
|
for (j = 0; j < patches.length; j++) {
|
|
patch = patches[j];
|
|
hsv[0] = topLabels[i].label / (maxLabel + 1) * 360;
|
|
(0, _cv_utils.hsv2rgb)(hsv, rgb);
|
|
_image_debug2.default.drawRect(patch.pos, _subImageWrapper.size, _canvasContainer.ctx.binary, { color: "rgb(" + rgb.join(",") + ")", lineWidth: 2 });
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return boxes;
|
|
}
|
|
|
|
/**
|
|
* Find similar moments (via cluster)
|
|
* @param {Object} moments
|
|
*/
|
|
function similarMoments(moments) {
|
|
var clusters = (0, _cv_utils.cluster)(moments, 0.90);
|
|
var topCluster = (0, _cv_utils.topGeneric)(clusters, 1, function (e) {
|
|
return e.getPoints().length;
|
|
});
|
|
var points = [],
|
|
result = [];
|
|
if (topCluster.length === 1) {
|
|
points = topCluster[0].item.getPoints();
|
|
for (var i = 0; i < points.length; i++) {
|
|
result.push(points[i].point);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function skeletonize(x, y) {
|
|
_binaryImageWrapper.subImageAsCopy(_subImageWrapper, (0, _cv_utils.imageRef)(x, y));
|
|
_skeletonizer.skeletonize();
|
|
|
|
// Show skeleton if requested
|
|
if (false) {
|
|
_skelImageWrapper.overlay(_canvasContainer.dom.binary, 360, (0, _cv_utils.imageRef)(x, y));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Extracts and describes those patches which seem to contain a barcode pattern
|
|
* @param {Array} moments
|
|
* @param {Object} patchPos,
|
|
* @param {Number} x
|
|
* @param {Number} y
|
|
* @returns {Array} list of patches
|
|
*/
|
|
function describePatch(moments, patchPos, x, y) {
|
|
var k,
|
|
avg,
|
|
eligibleMoments = [],
|
|
matchingMoments,
|
|
patch,
|
|
patchesFound = [],
|
|
minComponentWeight = Math.ceil(_patchSize.x / 3);
|
|
|
|
if (moments.length >= 2) {
|
|
// only collect moments which's area covers at least minComponentWeight pixels.
|
|
for (k = 0; k < moments.length; k++) {
|
|
if (moments[k].m00 > minComponentWeight) {
|
|
eligibleMoments.push(moments[k]);
|
|
}
|
|
}
|
|
|
|
// if at least 2 moments are found which have at least minComponentWeights covered
|
|
if (eligibleMoments.length >= 2) {
|
|
matchingMoments = similarMoments(eligibleMoments);
|
|
avg = 0;
|
|
// determine the similarity of the moments
|
|
for (k = 0; k < matchingMoments.length; k++) {
|
|
avg += matchingMoments[k].rad;
|
|
}
|
|
|
|
// Only two of the moments are allowed not to fit into the equation
|
|
// add the patch to the set
|
|
if (matchingMoments.length > 1 && matchingMoments.length >= eligibleMoments.length / 4 * 3 && matchingMoments.length > moments.length / 4) {
|
|
avg /= matchingMoments.length;
|
|
patch = {
|
|
index: patchPos[1] * _numPatches.x + patchPos[0],
|
|
pos: {
|
|
x: x,
|
|
y: y
|
|
},
|
|
box: [vec2.clone([x, y]), vec2.clone([x + _subImageWrapper.size.x, y]), vec2.clone([x + _subImageWrapper.size.x, y + _subImageWrapper.size.y]), vec2.clone([x, y + _subImageWrapper.size.y])],
|
|
moments: matchingMoments,
|
|
rad: avg,
|
|
vec: vec2.clone([Math.cos(avg), Math.sin(avg)])
|
|
};
|
|
patchesFound.push(patch);
|
|
}
|
|
}
|
|
}
|
|
return patchesFound;
|
|
}
|
|
|
|
/**
|
|
* finds patches which are connected and share the same orientation
|
|
* @param {Object} patchesFound
|
|
*/
|
|
function rasterizeAngularSimilarity(patchesFound) {
|
|
var label = 0,
|
|
threshold = 0.95,
|
|
currIdx = 0,
|
|
j,
|
|
patch,
|
|
hsv = [0, 1, 1],
|
|
rgb = [0, 0, 0];
|
|
|
|
function notYetProcessed() {
|
|
var i;
|
|
for (i = 0; i < _patchLabelGrid.data.length; i++) {
|
|
if (_patchLabelGrid.data[i] === 0 && _patchGrid.data[i] === 1) {
|
|
return i;
|
|
}
|
|
}
|
|
return _patchLabelGrid.length;
|
|
}
|
|
|
|
function trace(currentIdx) {
|
|
var x,
|
|
y,
|
|
currentPatch,
|
|
idx,
|
|
dir,
|
|
current = {
|
|
x: currentIdx % _patchLabelGrid.size.x,
|
|
y: currentIdx / _patchLabelGrid.size.x | 0
|
|
},
|
|
similarity;
|
|
|
|
if (currentIdx < _patchLabelGrid.data.length) {
|
|
currentPatch = _imageToPatchGrid.data[currentIdx];
|
|
// assign label
|
|
_patchLabelGrid.data[currentIdx] = label;
|
|
for (dir = 0; dir < _tracer2.default.searchDirections.length; dir++) {
|
|
y = current.y + _tracer2.default.searchDirections[dir][0];
|
|
x = current.x + _tracer2.default.searchDirections[dir][1];
|
|
idx = y * _patchLabelGrid.size.x + x;
|
|
|
|
// continue if patch empty
|
|
if (_patchGrid.data[idx] === 0) {
|
|
_patchLabelGrid.data[idx] = Number.MAX_VALUE;
|
|
continue;
|
|
}
|
|
|
|
if (_patchLabelGrid.data[idx] === 0) {
|
|
similarity = Math.abs(vec2.dot(_imageToPatchGrid.data[idx].vec, currentPatch.vec));
|
|
if (similarity > threshold) {
|
|
trace(idx);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// prepare for finding the right patches
|
|
_array_helper2.default.init(_patchGrid.data, 0);
|
|
_array_helper2.default.init(_patchLabelGrid.data, 0);
|
|
_array_helper2.default.init(_imageToPatchGrid.data, null);
|
|
|
|
for (j = 0; j < patchesFound.length; j++) {
|
|
patch = patchesFound[j];
|
|
_imageToPatchGrid.data[patch.index] = patch;
|
|
_patchGrid.data[patch.index] = 1;
|
|
}
|
|
|
|
// rasterize the patches found to determine area
|
|
_patchGrid.zeroBorder();
|
|
|
|
while ((currIdx = notYetProcessed()) < _patchLabelGrid.data.length) {
|
|
label++;
|
|
trace(currIdx);
|
|
}
|
|
|
|
// draw patch-labels if requested
|
|
if (false) {
|
|
for (j = 0; j < _patchLabelGrid.data.length; j++) {
|
|
if (_patchLabelGrid.data[j] > 0 && _patchLabelGrid.data[j] <= label) {
|
|
patch = _imageToPatchGrid.data[j];
|
|
hsv[0] = _patchLabelGrid.data[j] / (label + 1) * 360;
|
|
(0, _cv_utils.hsv2rgb)(hsv, rgb);
|
|
_image_debug2.default.drawRect(patch.pos, _subImageWrapper.size, _canvasContainer.ctx.binary, { color: "rgb(" + rgb.join(",") + ")", lineWidth: 2 });
|
|
}
|
|
}
|
|
}
|
|
|
|
return label;
|
|
}
|
|
|
|
return {
|
|
locate: function locate() {
|
|
var patchesFound, topLabels, boxes;
|
|
|
|
if (_config.halfSample) {
|
|
(0, _cv_utils.halfSample)(_inputImageWrapper, _currentImageWrapper);
|
|
}
|
|
|
|
binarizeImage();
|
|
patchesFound = findPatches();
|
|
// return unless 5% or more patches are found
|
|
if (patchesFound.length < _numPatches.x * _numPatches.y * 0.05) {
|
|
return null;
|
|
}
|
|
|
|
// rasterrize area by comparing angular similarity;
|
|
var maxLabel = rasterizeAngularSimilarity(patchesFound);
|
|
if (maxLabel < 1) {
|
|
return null;
|
|
}
|
|
|
|
// search for area with the most patches (biggest connected area)
|
|
topLabels = findBiggestConnectedAreas(maxLabel);
|
|
if (topLabels.length === 0) {
|
|
return null;
|
|
}
|
|
|
|
boxes = findBoxes(topLabels, maxLabel);
|
|
return boxes;
|
|
}
|
|
};
|
|
}
|
|
function checkImageConstraints(inputStream, config) {
|
|
var patchSize,
|
|
width = inputStream.getWidth(),
|
|
height = inputStream.getHeight(),
|
|
halfSample = config.halfSample ? 0.5 : 1,
|
|
size,
|
|
area;
|
|
|
|
// calculate width and height based on area
|
|
if (inputStream.getConfig().area) {
|
|
area = (0, _cv_utils.computeImageArea)(width, height, inputStream.getConfig().area);
|
|
inputStream.setTopRight({ x: area.sx, y: area.sy });
|
|
inputStream.setCanvasSize({ x: width, y: height });
|
|
width = area.sw;
|
|
height = area.sh;
|
|
}
|
|
|
|
size = {
|
|
x: Math.floor(width * halfSample),
|
|
y: Math.floor(height * halfSample)
|
|
};
|
|
|
|
patchSize = (0, _cv_utils.calculatePatchSize)(config.patchSize, size);
|
|
if (false) {
|
|
console.log("Patch-Size: " + JSON.stringify(patchSize));
|
|
}
|
|
|
|
inputStream.setWidth(Math.floor(Math.floor(size.x / patchSize.x) * (1 / halfSample) * patchSize.x));
|
|
inputStream.setHeight(Math.floor(Math.floor(size.y / patchSize.y) * (1 / halfSample) * patchSize.y));
|
|
|
|
if (inputStream.getWidth() % patchSize.x === 0 && inputStream.getHeight() % patchSize.y === 0) {
|
|
return true;
|
|
}
|
|
|
|
throw new Error("Image dimensions do not comply with the current settings: Width (" + width + " )and height (" + height + ") must a multiple of " + patchSize.x);
|
|
}
|
|
/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
|
|
|
|
/***/ },
|
|
/* 90 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _tracer = __webpack_require__(47);
|
|
|
|
var _tracer2 = _interopRequireDefault(_tracer);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
/**
|
|
* http://www.codeproject.com/Tips/407172/Connected-Component-Labeling-and-Vectorization
|
|
*/
|
|
var Rasterizer = {
|
|
createContour2D: function createContour2D() {
|
|
return {
|
|
dir: null,
|
|
index: null,
|
|
firstVertex: null,
|
|
insideContours: null,
|
|
nextpeer: null,
|
|
prevpeer: null
|
|
};
|
|
},
|
|
CONTOUR_DIR: {
|
|
CW_DIR: 0,
|
|
CCW_DIR: 1,
|
|
UNKNOWN_DIR: 2
|
|
},
|
|
DIR: {
|
|
OUTSIDE_EDGE: -32767,
|
|
INSIDE_EDGE: -32766
|
|
},
|
|
create: function create(imageWrapper, labelWrapper) {
|
|
var imageData = imageWrapper.data,
|
|
labelData = labelWrapper.data,
|
|
width = imageWrapper.size.x,
|
|
height = imageWrapper.size.y,
|
|
tracer = _tracer2.default.create(imageWrapper, labelWrapper);
|
|
|
|
return {
|
|
rasterize: function rasterize(depthlabel) {
|
|
var color,
|
|
bc,
|
|
lc,
|
|
labelindex,
|
|
cx,
|
|
cy,
|
|
colorMap = [],
|
|
vertex,
|
|
p,
|
|
cc,
|
|
sc,
|
|
pos,
|
|
connectedCount = 0,
|
|
i;
|
|
|
|
for (i = 0; i < 400; i++) {
|
|
colorMap[i] = 0;
|
|
}
|
|
|
|
colorMap[0] = imageData[0];
|
|
cc = null;
|
|
for (cy = 1; cy < height - 1; cy++) {
|
|
labelindex = 0;
|
|
bc = colorMap[0];
|
|
for (cx = 1; cx < width - 1; cx++) {
|
|
pos = cy * width + cx;
|
|
if (labelData[pos] === 0) {
|
|
color = imageData[pos];
|
|
if (color !== bc) {
|
|
if (labelindex === 0) {
|
|
lc = connectedCount + 1;
|
|
colorMap[lc] = color;
|
|
bc = color;
|
|
vertex = tracer.contourTracing(cy, cx, lc, color, Rasterizer.DIR.OUTSIDE_EDGE);
|
|
if (vertex !== null) {
|
|
connectedCount++;
|
|
labelindex = lc;
|
|
p = Rasterizer.createContour2D();
|
|
p.dir = Rasterizer.CONTOUR_DIR.CW_DIR;
|
|
p.index = labelindex;
|
|
p.firstVertex = vertex;
|
|
p.nextpeer = cc;
|
|
p.insideContours = null;
|
|
if (cc !== null) {
|
|
cc.prevpeer = p;
|
|
}
|
|
cc = p;
|
|
}
|
|
} else {
|
|
vertex = tracer.contourTracing(cy, cx, Rasterizer.DIR.INSIDE_EDGE, color, labelindex);
|
|
if (vertex !== null) {
|
|
p = Rasterizer.createContour2D();
|
|
p.firstVertex = vertex;
|
|
p.insideContours = null;
|
|
if (depthlabel === 0) {
|
|
p.dir = Rasterizer.CONTOUR_DIR.CCW_DIR;
|
|
} else {
|
|
p.dir = Rasterizer.CONTOUR_DIR.CW_DIR;
|
|
}
|
|
p.index = depthlabel;
|
|
sc = cc;
|
|
while (sc !== null && sc.index !== labelindex) {
|
|
sc = sc.nextpeer;
|
|
}
|
|
if (sc !== null) {
|
|
p.nextpeer = sc.insideContours;
|
|
if (sc.insideContours !== null) {
|
|
sc.insideContours.prevpeer = p;
|
|
}
|
|
sc.insideContours = p;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
labelData[pos] = labelindex;
|
|
}
|
|
} else if (labelData[pos] === Rasterizer.DIR.OUTSIDE_EDGE || labelData[pos] === Rasterizer.DIR.INSIDE_EDGE) {
|
|
labelindex = 0;
|
|
if (labelData[pos] === Rasterizer.DIR.INSIDE_EDGE) {
|
|
bc = imageData[pos];
|
|
} else {
|
|
bc = colorMap[0];
|
|
}
|
|
} else {
|
|
labelindex = labelData[pos];
|
|
bc = colorMap[labelindex];
|
|
}
|
|
}
|
|
}
|
|
sc = cc;
|
|
while (sc !== null) {
|
|
sc.index = depthlabel;
|
|
sc = sc.nextpeer;
|
|
}
|
|
return {
|
|
cc: cc,
|
|
count: connectedCount
|
|
};
|
|
},
|
|
debug: {
|
|
drawContour: function drawContour(canvas, firstContour) {
|
|
var ctx = canvas.getContext("2d"),
|
|
pq = firstContour,
|
|
iq,
|
|
q,
|
|
p;
|
|
|
|
ctx.strokeStyle = "red";
|
|
ctx.fillStyle = "red";
|
|
ctx.lineWidth = 1;
|
|
|
|
if (pq !== null) {
|
|
iq = pq.insideContours;
|
|
} else {
|
|
iq = null;
|
|
}
|
|
|
|
while (pq !== null) {
|
|
if (iq !== null) {
|
|
q = iq;
|
|
iq = iq.nextpeer;
|
|
} else {
|
|
q = pq;
|
|
pq = pq.nextpeer;
|
|
if (pq !== null) {
|
|
iq = pq.insideContours;
|
|
} else {
|
|
iq = null;
|
|
}
|
|
}
|
|
|
|
switch (q.dir) {
|
|
case Rasterizer.CONTOUR_DIR.CW_DIR:
|
|
ctx.strokeStyle = "red";
|
|
break;
|
|
case Rasterizer.CONTOUR_DIR.CCW_DIR:
|
|
ctx.strokeStyle = "blue";
|
|
break;
|
|
case Rasterizer.CONTOUR_DIR.UNKNOWN_DIR:
|
|
ctx.strokeStyle = "green";
|
|
break;
|
|
}
|
|
|
|
p = q.firstVertex;
|
|
ctx.beginPath();
|
|
ctx.moveTo(p.x, p.y);
|
|
do {
|
|
p = p.next;
|
|
ctx.lineTo(p.x, p.y);
|
|
} while (p !== q.firstVertex);
|
|
ctx.stroke();
|
|
}
|
|
}
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
exports.default = Rasterizer;
|
|
|
|
/***/ },
|
|
/* 91 */
|
|
/***/ function(module, exports) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
/* @preserve ASM BEGIN */
|
|
/* eslint-disable eqeqeq*/
|
|
function Skeletonizer(stdlib, foreign, buffer) {
|
|
"use asm";
|
|
|
|
var images = new stdlib.Uint8Array(buffer),
|
|
size = foreign.size | 0,
|
|
imul = stdlib.Math.imul;
|
|
|
|
function erode(inImagePtr, outImagePtr) {
|
|
inImagePtr = inImagePtr | 0;
|
|
outImagePtr = outImagePtr | 0;
|
|
|
|
var v = 0,
|
|
u = 0,
|
|
sum = 0,
|
|
yStart1 = 0,
|
|
yStart2 = 0,
|
|
xStart1 = 0,
|
|
xStart2 = 0,
|
|
offset = 0;
|
|
|
|
for (v = 1; (v | 0) < (size - 1 | 0); v = v + 1 | 0) {
|
|
offset = offset + size | 0;
|
|
for (u = 1; (u | 0) < (size - 1 | 0); u = u + 1 | 0) {
|
|
yStart1 = offset - size | 0;
|
|
yStart2 = offset + size | 0;
|
|
xStart1 = u - 1 | 0;
|
|
xStart2 = u + 1 | 0;
|
|
sum = (images[inImagePtr + yStart1 + xStart1 | 0] | 0) + (images[inImagePtr + yStart1 + xStart2 | 0] | 0) + (images[inImagePtr + offset + u | 0] | 0) + (images[inImagePtr + yStart2 + xStart1 | 0] | 0) + (images[inImagePtr + yStart2 + xStart2 | 0] | 0) | 0;
|
|
if ((sum | 0) == (5 | 0)) {
|
|
images[outImagePtr + offset + u | 0] = 1;
|
|
} else {
|
|
images[outImagePtr + offset + u | 0] = 0;
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
function subtract(aImagePtr, bImagePtr, outImagePtr) {
|
|
aImagePtr = aImagePtr | 0;
|
|
bImagePtr = bImagePtr | 0;
|
|
outImagePtr = outImagePtr | 0;
|
|
|
|
var length = 0;
|
|
|
|
length = imul(size, size) | 0;
|
|
|
|
while ((length | 0) > 0) {
|
|
length = length - 1 | 0;
|
|
images[outImagePtr + length | 0] = (images[aImagePtr + length | 0] | 0) - (images[bImagePtr + length | 0] | 0) | 0;
|
|
}
|
|
}
|
|
|
|
function bitwiseOr(aImagePtr, bImagePtr, outImagePtr) {
|
|
aImagePtr = aImagePtr | 0;
|
|
bImagePtr = bImagePtr | 0;
|
|
outImagePtr = outImagePtr | 0;
|
|
|
|
var length = 0;
|
|
|
|
length = imul(size, size) | 0;
|
|
|
|
while ((length | 0) > 0) {
|
|
length = length - 1 | 0;
|
|
images[outImagePtr + length | 0] = images[aImagePtr + length | 0] | 0 | (images[bImagePtr + length | 0] | 0) | 0;
|
|
}
|
|
}
|
|
|
|
function countNonZero(imagePtr) {
|
|
imagePtr = imagePtr | 0;
|
|
|
|
var sum = 0,
|
|
length = 0;
|
|
|
|
length = imul(size, size) | 0;
|
|
|
|
while ((length | 0) > 0) {
|
|
length = length - 1 | 0;
|
|
sum = (sum | 0) + (images[imagePtr + length | 0] | 0) | 0;
|
|
}
|
|
|
|
return sum | 0;
|
|
}
|
|
|
|
function init(imagePtr, value) {
|
|
imagePtr = imagePtr | 0;
|
|
value = value | 0;
|
|
|
|
var length = 0;
|
|
|
|
length = imul(size, size) | 0;
|
|
|
|
while ((length | 0) > 0) {
|
|
length = length - 1 | 0;
|
|
images[imagePtr + length | 0] = value;
|
|
}
|
|
}
|
|
|
|
function dilate(inImagePtr, outImagePtr) {
|
|
inImagePtr = inImagePtr | 0;
|
|
outImagePtr = outImagePtr | 0;
|
|
|
|
var v = 0,
|
|
u = 0,
|
|
sum = 0,
|
|
yStart1 = 0,
|
|
yStart2 = 0,
|
|
xStart1 = 0,
|
|
xStart2 = 0,
|
|
offset = 0;
|
|
|
|
for (v = 1; (v | 0) < (size - 1 | 0); v = v + 1 | 0) {
|
|
offset = offset + size | 0;
|
|
for (u = 1; (u | 0) < (size - 1 | 0); u = u + 1 | 0) {
|
|
yStart1 = offset - size | 0;
|
|
yStart2 = offset + size | 0;
|
|
xStart1 = u - 1 | 0;
|
|
xStart2 = u + 1 | 0;
|
|
sum = (images[inImagePtr + yStart1 + xStart1 | 0] | 0) + (images[inImagePtr + yStart1 + xStart2 | 0] | 0) + (images[inImagePtr + offset + u | 0] | 0) + (images[inImagePtr + yStart2 + xStart1 | 0] | 0) + (images[inImagePtr + yStart2 + xStart2 | 0] | 0) | 0;
|
|
if ((sum | 0) > (0 | 0)) {
|
|
images[outImagePtr + offset + u | 0] = 1;
|
|
} else {
|
|
images[outImagePtr + offset + u | 0] = 0;
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
function memcpy(srcImagePtr, dstImagePtr) {
|
|
srcImagePtr = srcImagePtr | 0;
|
|
dstImagePtr = dstImagePtr | 0;
|
|
|
|
var length = 0;
|
|
|
|
length = imul(size, size) | 0;
|
|
|
|
while ((length | 0) > 0) {
|
|
length = length - 1 | 0;
|
|
images[dstImagePtr + length | 0] = images[srcImagePtr + length | 0] | 0;
|
|
}
|
|
}
|
|
|
|
function zeroBorder(imagePtr) {
|
|
imagePtr = imagePtr | 0;
|
|
|
|
var x = 0,
|
|
y = 0;
|
|
|
|
for (x = 0; (x | 0) < (size - 1 | 0); x = x + 1 | 0) {
|
|
images[imagePtr + x | 0] = 0;
|
|
images[imagePtr + y | 0] = 0;
|
|
y = y + size - 1 | 0;
|
|
images[imagePtr + y | 0] = 0;
|
|
y = y + 1 | 0;
|
|
}
|
|
for (x = 0; (x | 0) < (size | 0); x = x + 1 | 0) {
|
|
images[imagePtr + y | 0] = 0;
|
|
y = y + 1 | 0;
|
|
}
|
|
}
|
|
|
|
function skeletonize() {
|
|
var subImagePtr = 0,
|
|
erodedImagePtr = 0,
|
|
tempImagePtr = 0,
|
|
skelImagePtr = 0,
|
|
sum = 0,
|
|
done = 0;
|
|
|
|
erodedImagePtr = imul(size, size) | 0;
|
|
tempImagePtr = erodedImagePtr + erodedImagePtr | 0;
|
|
skelImagePtr = tempImagePtr + erodedImagePtr | 0;
|
|
|
|
// init skel-image
|
|
init(skelImagePtr, 0);
|
|
zeroBorder(subImagePtr);
|
|
|
|
do {
|
|
erode(subImagePtr, erodedImagePtr);
|
|
dilate(erodedImagePtr, tempImagePtr);
|
|
subtract(subImagePtr, tempImagePtr, tempImagePtr);
|
|
bitwiseOr(skelImagePtr, tempImagePtr, skelImagePtr);
|
|
memcpy(erodedImagePtr, subImagePtr);
|
|
sum = countNonZero(subImagePtr) | 0;
|
|
done = (sum | 0) == 0 | 0;
|
|
} while (!done);
|
|
}
|
|
return {
|
|
skeletonize: skeletonize
|
|
};
|
|
}
|
|
/* @preserve ASM END */
|
|
exports.default = Skeletonizer;
|
|
/* eslint-enable eqeqeq*/
|
|
|
|
/***/ },
|
|
/* 92 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(11);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function CodabarReader() {
|
|
_barcode_reader2.default.call(this);
|
|
this._counters = [];
|
|
}
|
|
|
|
var properties = {
|
|
ALPHABETH_STRING: { value: "0123456789-$:/.+ABCD" },
|
|
ALPHABET: { value: [48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 45, 36, 58, 47, 46, 43, 65, 66, 67, 68] },
|
|
CHARACTER_ENCODINGS: { value: [0x003, 0x006, 0x009, 0x060, 0x012, 0x042, 0x021, 0x024, 0x030, 0x048, 0x00c, 0x018, 0x045, 0x051, 0x054, 0x015, 0x01A, 0x029, 0x00B, 0x00E] },
|
|
START_END: { value: [0x01A, 0x029, 0x00B, 0x00E] },
|
|
MIN_ENCODED_CHARS: { value: 4 },
|
|
MAX_ACCEPTABLE: { value: 2.0 },
|
|
PADDING: { value: 1.5 },
|
|
FORMAT: { value: "codabar", writeable: false }
|
|
};
|
|
|
|
CodabarReader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
CodabarReader.prototype.constructor = CodabarReader;
|
|
|
|
CodabarReader.prototype._decode = function () {
|
|
var self = this,
|
|
result = [],
|
|
start,
|
|
decodedChar,
|
|
pattern,
|
|
nextStart,
|
|
end;
|
|
|
|
this._counters = self._fillCounters();
|
|
start = self._findStart();
|
|
if (!start) {
|
|
return null;
|
|
}
|
|
nextStart = start.startCounter;
|
|
|
|
do {
|
|
pattern = self._toPattern(nextStart);
|
|
if (pattern < 0) {
|
|
return null;
|
|
}
|
|
decodedChar = self._patternToChar(pattern);
|
|
if (decodedChar < 0) {
|
|
return null;
|
|
}
|
|
result.push(decodedChar);
|
|
nextStart += 8;
|
|
if (result.length > 1 && self._isStartEnd(pattern)) {
|
|
break;
|
|
}
|
|
} while (nextStart < self._counters.length);
|
|
|
|
// verify end
|
|
if (result.length - 2 < self.MIN_ENCODED_CHARS || !self._isStartEnd(pattern)) {
|
|
return null;
|
|
}
|
|
|
|
// verify end white space
|
|
if (!self._verifyWhitespace(start.startCounter, nextStart - 8)) {
|
|
return null;
|
|
}
|
|
|
|
if (!self._validateResult(result, start.startCounter)) {
|
|
return null;
|
|
}
|
|
|
|
nextStart = nextStart > self._counters.length ? self._counters.length : nextStart;
|
|
end = start.start + self._sumCounters(start.startCounter, nextStart - 8);
|
|
|
|
return {
|
|
code: result.join(""),
|
|
start: start.start,
|
|
end: end,
|
|
startInfo: start,
|
|
decodedCodes: result
|
|
};
|
|
};
|
|
|
|
CodabarReader.prototype._verifyWhitespace = function (startCounter, endCounter) {
|
|
if (startCounter - 1 <= 0 || this._counters[startCounter - 1] >= this._calculatePatternLength(startCounter) / 2.0) {
|
|
if (endCounter + 8 >= this._counters.length || this._counters[endCounter + 7] >= this._calculatePatternLength(endCounter) / 2.0) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
CodabarReader.prototype._calculatePatternLength = function (offset) {
|
|
var i,
|
|
sum = 0;
|
|
|
|
for (i = offset; i < offset + 7; i++) {
|
|
sum += this._counters[i];
|
|
}
|
|
|
|
return sum;
|
|
};
|
|
|
|
CodabarReader.prototype._thresholdResultPattern = function (result, startCounter) {
|
|
var self = this,
|
|
categorization = {
|
|
space: {
|
|
narrow: { size: 0, counts: 0, min: 0, max: Number.MAX_VALUE },
|
|
wide: { size: 0, counts: 0, min: 0, max: Number.MAX_VALUE }
|
|
},
|
|
bar: {
|
|
narrow: { size: 0, counts: 0, min: 0, max: Number.MAX_VALUE },
|
|
wide: { size: 0, counts: 0, min: 0, max: Number.MAX_VALUE }
|
|
}
|
|
},
|
|
kind,
|
|
cat,
|
|
i,
|
|
j,
|
|
pos = startCounter,
|
|
pattern;
|
|
|
|
for (i = 0; i < result.length; i++) {
|
|
pattern = self._charToPattern(result[i]);
|
|
for (j = 6; j >= 0; j--) {
|
|
kind = (j & 1) === 2 ? categorization.bar : categorization.space;
|
|
cat = (pattern & 1) === 1 ? kind.wide : kind.narrow;
|
|
cat.size += self._counters[pos + j];
|
|
cat.counts++;
|
|
pattern >>= 1;
|
|
}
|
|
pos += 8;
|
|
}
|
|
|
|
["space", "bar"].forEach(function (key) {
|
|
var newkind = categorization[key];
|
|
newkind.wide.min = Math.floor((newkind.narrow.size / newkind.narrow.counts + newkind.wide.size / newkind.wide.counts) / 2);
|
|
newkind.narrow.max = Math.ceil(newkind.wide.min);
|
|
newkind.wide.max = Math.ceil((newkind.wide.size * self.MAX_ACCEPTABLE + self.PADDING) / newkind.wide.counts);
|
|
});
|
|
|
|
return categorization;
|
|
};
|
|
|
|
CodabarReader.prototype._charToPattern = function (char) {
|
|
var self = this,
|
|
charCode = char.charCodeAt(0),
|
|
i;
|
|
|
|
for (i = 0; i < self.ALPHABET.length; i++) {
|
|
if (self.ALPHABET[i] === charCode) {
|
|
return self.CHARACTER_ENCODINGS[i];
|
|
}
|
|
}
|
|
return 0x0;
|
|
};
|
|
|
|
CodabarReader.prototype._validateResult = function (result, startCounter) {
|
|
var self = this,
|
|
thresholds = self._thresholdResultPattern(result, startCounter),
|
|
i,
|
|
j,
|
|
kind,
|
|
cat,
|
|
size,
|
|
pos = startCounter,
|
|
pattern;
|
|
|
|
for (i = 0; i < result.length; i++) {
|
|
pattern = self._charToPattern(result[i]);
|
|
for (j = 6; j >= 0; j--) {
|
|
kind = (j & 1) === 0 ? thresholds.bar : thresholds.space;
|
|
cat = (pattern & 1) === 1 ? kind.wide : kind.narrow;
|
|
size = self._counters[pos + j];
|
|
if (size < cat.min || size > cat.max) {
|
|
return false;
|
|
}
|
|
pattern >>= 1;
|
|
}
|
|
pos += 8;
|
|
}
|
|
return true;
|
|
};
|
|
|
|
CodabarReader.prototype._patternToChar = function (pattern) {
|
|
var i,
|
|
self = this;
|
|
|
|
for (i = 0; i < self.CHARACTER_ENCODINGS.length; i++) {
|
|
if (self.CHARACTER_ENCODINGS[i] === pattern) {
|
|
return String.fromCharCode(self.ALPHABET[i]);
|
|
}
|
|
}
|
|
return -1;
|
|
};
|
|
|
|
CodabarReader.prototype._computeAlternatingThreshold = function (offset, end) {
|
|
var i,
|
|
min = Number.MAX_VALUE,
|
|
max = 0,
|
|
counter;
|
|
|
|
for (i = offset; i < end; i += 2) {
|
|
counter = this._counters[i];
|
|
if (counter > max) {
|
|
max = counter;
|
|
}
|
|
if (counter < min) {
|
|
min = counter;
|
|
}
|
|
}
|
|
|
|
return (min + max) / 2.0 | 0;
|
|
};
|
|
|
|
CodabarReader.prototype._toPattern = function (offset) {
|
|
var numCounters = 7,
|
|
end = offset + numCounters,
|
|
barThreshold,
|
|
spaceThreshold,
|
|
bitmask = 1 << numCounters - 1,
|
|
pattern = 0,
|
|
i,
|
|
threshold;
|
|
|
|
if (end > this._counters.length) {
|
|
return -1;
|
|
}
|
|
|
|
barThreshold = this._computeAlternatingThreshold(offset, end);
|
|
spaceThreshold = this._computeAlternatingThreshold(offset + 1, end);
|
|
|
|
for (i = 0; i < numCounters; i++) {
|
|
threshold = (i & 1) === 0 ? barThreshold : spaceThreshold;
|
|
if (this._counters[offset + i] > threshold) {
|
|
pattern |= bitmask;
|
|
}
|
|
bitmask >>= 1;
|
|
}
|
|
|
|
return pattern;
|
|
};
|
|
|
|
CodabarReader.prototype._isStartEnd = function (pattern) {
|
|
var i;
|
|
|
|
for (i = 0; i < this.START_END.length; i++) {
|
|
if (this.START_END[i] === pattern) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
CodabarReader.prototype._sumCounters = function (start, end) {
|
|
var i,
|
|
sum = 0;
|
|
|
|
for (i = start; i < end; i++) {
|
|
sum += this._counters[i];
|
|
}
|
|
return sum;
|
|
};
|
|
|
|
CodabarReader.prototype._findStart = function () {
|
|
var self = this,
|
|
i,
|
|
pattern,
|
|
start = self._nextUnset(self._row),
|
|
end;
|
|
|
|
for (i = 1; i < this._counters.length; i++) {
|
|
pattern = self._toPattern(i);
|
|
if (pattern !== -1 && self._isStartEnd(pattern)) {
|
|
// TODO: Look for whitespace ahead
|
|
start += self._sumCounters(0, i);
|
|
end = start + self._sumCounters(i, i + 8);
|
|
return {
|
|
start: start,
|
|
end: end,
|
|
startCounter: i,
|
|
endCounter: i + 8
|
|
};
|
|
}
|
|
}
|
|
};
|
|
|
|
exports.default = CodabarReader;
|
|
|
|
/***/ },
|
|
/* 93 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(11);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function Code128Reader() {
|
|
_barcode_reader2.default.call(this);
|
|
}
|
|
|
|
var properties = {
|
|
CODE_SHIFT: { value: 98 },
|
|
CODE_C: { value: 99 },
|
|
CODE_B: { value: 100 },
|
|
CODE_A: { value: 101 },
|
|
START_CODE_A: { value: 103 },
|
|
START_CODE_B: { value: 104 },
|
|
START_CODE_C: { value: 105 },
|
|
STOP_CODE: { value: 106 },
|
|
CODE_PATTERN: { value: [[2, 1, 2, 2, 2, 2], [2, 2, 2, 1, 2, 2], [2, 2, 2, 2, 2, 1], [1, 2, 1, 2, 2, 3], [1, 2, 1, 3, 2, 2], [1, 3, 1, 2, 2, 2], [1, 2, 2, 2, 1, 3], [1, 2, 2, 3, 1, 2], [1, 3, 2, 2, 1, 2], [2, 2, 1, 2, 1, 3], [2, 2, 1, 3, 1, 2], [2, 3, 1, 2, 1, 2], [1, 1, 2, 2, 3, 2], [1, 2, 2, 1, 3, 2], [1, 2, 2, 2, 3, 1], [1, 1, 3, 2, 2, 2], [1, 2, 3, 1, 2, 2], [1, 2, 3, 2, 2, 1], [2, 2, 3, 2, 1, 1], [2, 2, 1, 1, 3, 2], [2, 2, 1, 2, 3, 1], [2, 1, 3, 2, 1, 2], [2, 2, 3, 1, 1, 2], [3, 1, 2, 1, 3, 1], [3, 1, 1, 2, 2, 2], [3, 2, 1, 1, 2, 2], [3, 2, 1, 2, 2, 1], [3, 1, 2, 2, 1, 2], [3, 2, 2, 1, 1, 2], [3, 2, 2, 2, 1, 1], [2, 1, 2, 1, 2, 3], [2, 1, 2, 3, 2, 1], [2, 3, 2, 1, 2, 1], [1, 1, 1, 3, 2, 3], [1, 3, 1, 1, 2, 3], [1, 3, 1, 3, 2, 1], [1, 1, 2, 3, 1, 3], [1, 3, 2, 1, 1, 3], [1, 3, 2, 3, 1, 1], [2, 1, 1, 3, 1, 3], [2, 3, 1, 1, 1, 3], [2, 3, 1, 3, 1, 1], [1, 1, 2, 1, 3, 3], [1, 1, 2, 3, 3, 1], [1, 3, 2, 1, 3, 1], [1, 1, 3, 1, 2, 3], [1, 1, 3, 3, 2, 1], [1, 3, 3, 1, 2, 1], [3, 1, 3, 1, 2, 1], [2, 1, 1, 3, 3, 1], [2, 3, 1, 1, 3, 1], [2, 1, 3, 1, 1, 3], [2, 1, 3, 3, 1, 1], [2, 1, 3, 1, 3, 1], [3, 1, 1, 1, 2, 3], [3, 1, 1, 3, 2, 1], [3, 3, 1, 1, 2, 1], [3, 1, 2, 1, 1, 3], [3, 1, 2, 3, 1, 1], [3, 3, 2, 1, 1, 1], [3, 1, 4, 1, 1, 1], [2, 2, 1, 4, 1, 1], [4, 3, 1, 1, 1, 1], [1, 1, 1, 2, 2, 4], [1, 1, 1, 4, 2, 2], [1, 2, 1, 1, 2, 4], [1, 2, 1, 4, 2, 1], [1, 4, 1, 1, 2, 2], [1, 4, 1, 2, 2, 1], [1, 1, 2, 2, 1, 4], [1, 1, 2, 4, 1, 2], [1, 2, 2, 1, 1, 4], [1, 2, 2, 4, 1, 1], [1, 4, 2, 1, 1, 2], [1, 4, 2, 2, 1, 1], [2, 4, 1, 2, 1, 1], [2, 2, 1, 1, 1, 4], [4, 1, 3, 1, 1, 1], [2, 4, 1, 1, 1, 2], [1, 3, 4, 1, 1, 1], [1, 1, 1, 2, 4, 2], [1, 2, 1, 1, 4, 2], [1, 2, 1, 2, 4, 1], [1, 1, 4, 2, 1, 2], [1, 2, 4, 1, 1, 2], [1, 2, 4, 2, 1, 1], [4, 1, 1, 2, 1, 2], [4, 2, 1, 1, 1, 2], [4, 2, 1, 2, 1, 1], [2, 1, 2, 1, 4, 1], [2, 1, 4, 1, 2, 1], [4, 1, 2, 1, 2, 1], [1, 1, 1, 1, 4, 3], [1, 1, 1, 3, 4, 1], [1, 3, 1, 1, 4, 1], [1, 1, 4, 1, 1, 3], [1, 1, 4, 3, 1, 1], [4, 1, 1, 1, 1, 3], [4, 1, 1, 3, 1, 1], [1, 1, 3, 1, 4, 1], [1, 1, 4, 1, 3, 1], [3, 1, 1, 1, 4, 1], [4, 1, 1, 1, 3, 1], [2, 1, 1, 4, 1, 2], [2, 1, 1, 2, 1, 4], [2, 1, 1, 2, 3, 2], [2, 3, 3, 1, 1, 1, 2]] },
|
|
SINGLE_CODE_ERROR: { value: 0.64 },
|
|
AVG_CODE_ERROR: { value: 0.30 },
|
|
FORMAT: { value: "code_128", writeable: false },
|
|
MODULE_INDICES: { value: { bar: [0, 2, 4], space: [1, 3, 5] } }
|
|
};
|
|
|
|
Code128Reader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
Code128Reader.prototype.constructor = Code128Reader;
|
|
|
|
Code128Reader.prototype._decodeCode = function (start, correction) {
|
|
var counter = [0, 0, 0, 0, 0, 0],
|
|
i,
|
|
self = this,
|
|
offset = start,
|
|
isWhite = !self._row[offset],
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: start,
|
|
end: start,
|
|
correction: {
|
|
bar: 1,
|
|
space: 1
|
|
}
|
|
},
|
|
code,
|
|
error;
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
if (correction) {
|
|
self._correct(counter, correction);
|
|
}
|
|
for (code = 0; code < self.CODE_PATTERN.length; code++) {
|
|
error = self._matchPattern(counter, self.CODE_PATTERN[code]);
|
|
if (error < bestMatch.error) {
|
|
bestMatch.code = code;
|
|
bestMatch.error = error;
|
|
}
|
|
}
|
|
bestMatch.end = i;
|
|
if (bestMatch.code === -1 || bestMatch.error > self.AVG_CODE_ERROR) {
|
|
return null;
|
|
}
|
|
if (self.CODE_PATTERN[bestMatch.code]) {
|
|
bestMatch.correction.bar = calculateCorrection(self.CODE_PATTERN[bestMatch.code], counter, this.MODULE_INDICES.bar);
|
|
bestMatch.correction.space = calculateCorrection(self.CODE_PATTERN[bestMatch.code], counter, this.MODULE_INDICES.space);
|
|
}
|
|
return bestMatch;
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
Code128Reader.prototype._correct = function (counter, correction) {
|
|
this._correctBars(counter, correction.bar, this.MODULE_INDICES.bar);
|
|
this._correctBars(counter, correction.space, this.MODULE_INDICES.space);
|
|
};
|
|
|
|
Code128Reader.prototype._findStart = function () {
|
|
var counter = [0, 0, 0, 0, 0, 0],
|
|
i,
|
|
self = this,
|
|
offset = self._nextSet(self._row),
|
|
isWhite = false,
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: 0,
|
|
end: 0,
|
|
correction: {
|
|
bar: 1,
|
|
space: 1
|
|
}
|
|
},
|
|
code,
|
|
error,
|
|
j,
|
|
sum;
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
sum = 0;
|
|
for (j = 0; j < counter.length; j++) {
|
|
sum += counter[j];
|
|
}
|
|
for (code = self.START_CODE_A; code <= self.START_CODE_C; code++) {
|
|
error = self._matchPattern(counter, self.CODE_PATTERN[code]);
|
|
if (error < bestMatch.error) {
|
|
bestMatch.code = code;
|
|
bestMatch.error = error;
|
|
}
|
|
}
|
|
if (bestMatch.error < self.AVG_CODE_ERROR) {
|
|
bestMatch.start = i - sum;
|
|
bestMatch.end = i;
|
|
bestMatch.correction.bar = calculateCorrection(self.CODE_PATTERN[bestMatch.code], counter, this.MODULE_INDICES.bar);
|
|
bestMatch.correction.space = calculateCorrection(self.CODE_PATTERN[bestMatch.code], counter, this.MODULE_INDICES.space);
|
|
return bestMatch;
|
|
}
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
counter[j] = counter[j + 2];
|
|
}
|
|
counter[4] = 0;
|
|
counter[5] = 0;
|
|
counterPos--;
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
Code128Reader.prototype._decode = function () {
|
|
var self = this,
|
|
startInfo = self._findStart(),
|
|
code = null,
|
|
done = false,
|
|
result = [],
|
|
multiplier = 0,
|
|
checksum = 0,
|
|
codeset,
|
|
rawResult = [],
|
|
decodedCodes = [],
|
|
shiftNext = false,
|
|
unshift,
|
|
removeLastCharacter = true;
|
|
|
|
if (startInfo === null) {
|
|
return null;
|
|
}
|
|
code = {
|
|
code: startInfo.code,
|
|
start: startInfo.start,
|
|
end: startInfo.end,
|
|
correction: {
|
|
bar: startInfo.correction.bar,
|
|
space: startInfo.correction.space
|
|
}
|
|
};
|
|
decodedCodes.push(code);
|
|
checksum = code.code;
|
|
switch (code.code) {
|
|
case self.START_CODE_A:
|
|
codeset = self.CODE_A;
|
|
break;
|
|
case self.START_CODE_B:
|
|
codeset = self.CODE_B;
|
|
break;
|
|
case self.START_CODE_C:
|
|
codeset = self.CODE_C;
|
|
break;
|
|
default:
|
|
return null;
|
|
}
|
|
|
|
while (!done) {
|
|
unshift = shiftNext;
|
|
shiftNext = false;
|
|
code = self._decodeCode(code.end, code.correction);
|
|
if (code !== null) {
|
|
if (code.code !== self.STOP_CODE) {
|
|
removeLastCharacter = true;
|
|
}
|
|
|
|
if (code.code !== self.STOP_CODE) {
|
|
rawResult.push(code.code);
|
|
multiplier++;
|
|
checksum += multiplier * code.code;
|
|
}
|
|
decodedCodes.push(code);
|
|
|
|
switch (codeset) {
|
|
case self.CODE_A:
|
|
if (code.code < 64) {
|
|
result.push(String.fromCharCode(32 + code.code));
|
|
} else if (code.code < 96) {
|
|
result.push(String.fromCharCode(code.code - 64));
|
|
} else {
|
|
if (code.code !== self.STOP_CODE) {
|
|
removeLastCharacter = false;
|
|
}
|
|
switch (code.code) {
|
|
case self.CODE_SHIFT:
|
|
shiftNext = true;
|
|
codeset = self.CODE_B;
|
|
break;
|
|
case self.CODE_B:
|
|
codeset = self.CODE_B;
|
|
break;
|
|
case self.CODE_C:
|
|
codeset = self.CODE_C;
|
|
break;
|
|
case self.STOP_CODE:
|
|
done = true;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case self.CODE_B:
|
|
if (code.code < 96) {
|
|
result.push(String.fromCharCode(32 + code.code));
|
|
} else {
|
|
if (code.code !== self.STOP_CODE) {
|
|
removeLastCharacter = false;
|
|
}
|
|
switch (code.code) {
|
|
case self.CODE_SHIFT:
|
|
shiftNext = true;
|
|
codeset = self.CODE_A;
|
|
break;
|
|
case self.CODE_A:
|
|
codeset = self.CODE_A;
|
|
break;
|
|
case self.CODE_C:
|
|
codeset = self.CODE_C;
|
|
break;
|
|
case self.STOP_CODE:
|
|
done = true;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case self.CODE_C:
|
|
if (code.code < 100) {
|
|
result.push(code.code < 10 ? "0" + code.code : code.code);
|
|
} else {
|
|
if (code.code !== self.STOP_CODE) {
|
|
removeLastCharacter = false;
|
|
}
|
|
switch (code.code) {
|
|
case self.CODE_A:
|
|
codeset = self.CODE_A;
|
|
break;
|
|
case self.CODE_B:
|
|
codeset = self.CODE_B;
|
|
break;
|
|
case self.STOP_CODE:
|
|
done = true;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
} else {
|
|
done = true;
|
|
}
|
|
if (unshift) {
|
|
codeset = codeset === self.CODE_A ? self.CODE_B : self.CODE_A;
|
|
}
|
|
}
|
|
|
|
if (code === null) {
|
|
return null;
|
|
}
|
|
|
|
code.end = self._nextUnset(self._row, code.end);
|
|
if (!self._verifyTrailingWhitespace(code)) {
|
|
return null;
|
|
}
|
|
|
|
checksum -= multiplier * rawResult[rawResult.length - 1];
|
|
if (checksum % 103 !== rawResult[rawResult.length - 1]) {
|
|
return null;
|
|
}
|
|
|
|
if (!result.length) {
|
|
return null;
|
|
}
|
|
|
|
// remove last code from result (checksum)
|
|
if (removeLastCharacter) {
|
|
result.splice(result.length - 1, 1);
|
|
}
|
|
|
|
return {
|
|
code: result.join(""),
|
|
start: startInfo.start,
|
|
end: code.end,
|
|
codeset: codeset,
|
|
startInfo: startInfo,
|
|
decodedCodes: decodedCodes,
|
|
endInfo: code
|
|
};
|
|
};
|
|
|
|
_barcode_reader2.default.prototype._verifyTrailingWhitespace = function (endInfo) {
|
|
var self = this,
|
|
trailingWhitespaceEnd;
|
|
|
|
trailingWhitespaceEnd = endInfo.end + (endInfo.end - endInfo.start) / 2;
|
|
if (trailingWhitespaceEnd < self._row.length) {
|
|
if (self._matchRange(endInfo.end, trailingWhitespaceEnd, 0)) {
|
|
return endInfo;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
function calculateCorrection(expected, normalized, indices) {
|
|
var length = indices.length,
|
|
sumNormalized = 0,
|
|
sumExpected = 0;
|
|
|
|
while (length--) {
|
|
sumExpected += expected[indices[length]];
|
|
sumNormalized += normalized[indices[length]];
|
|
}
|
|
return sumExpected / sumNormalized;
|
|
}
|
|
|
|
exports.default = Code128Reader;
|
|
|
|
/***/ },
|
|
/* 94 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _code_39_reader = __webpack_require__(48);
|
|
|
|
var _code_39_reader2 = _interopRequireDefault(_code_39_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function Code39VINReader() {
|
|
_code_39_reader2.default.call(this);
|
|
}
|
|
|
|
var patterns = {
|
|
IOQ: /[IOQ]/g,
|
|
AZ09: /[A-Z0-9]{17}/
|
|
};
|
|
|
|
Code39VINReader.prototype = Object.create(_code_39_reader2.default.prototype);
|
|
Code39VINReader.prototype.constructor = Code39VINReader;
|
|
|
|
// Cribbed from:
|
|
// https://github.com/zxing/zxing/blob/master/core/src/main/java/com/google/zxing/client/result/VINResultParser.java
|
|
Code39VINReader.prototype._decode = function () {
|
|
var result = _code_39_reader2.default.prototype._decode.apply(this);
|
|
if (!result) {
|
|
return null;
|
|
}
|
|
|
|
var code = result.code;
|
|
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
|
|
code = code.replace(patterns.IOQ, '');
|
|
|
|
if (!code.match(patterns.AZ09)) {
|
|
if (false) {
|
|
console.log('Failed AZ09 pattern code:', code);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
if (!this._checkChecksum(code)) {
|
|
return null;
|
|
}
|
|
|
|
result.code = code;
|
|
return result;
|
|
};
|
|
|
|
Code39VINReader.prototype._checkChecksum = function (code) {
|
|
// TODO
|
|
return !!code;
|
|
};
|
|
|
|
exports.default = Code39VINReader;
|
|
|
|
/***/ },
|
|
/* 95 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function EAN2Reader() {
|
|
_ean_reader2.default.call(this);
|
|
}
|
|
|
|
var properties = {
|
|
FORMAT: { value: "ean_2", writeable: false }
|
|
};
|
|
|
|
EAN2Reader.prototype = Object.create(_ean_reader2.default.prototype, properties);
|
|
EAN2Reader.prototype.constructor = EAN2Reader;
|
|
|
|
EAN2Reader.prototype.decode = function (row, start) {
|
|
this._row = row;
|
|
var counters = [0, 0, 0, 0],
|
|
codeFrequency = 0,
|
|
i = 0,
|
|
offset = start,
|
|
end = this._row.length,
|
|
code,
|
|
result = [],
|
|
decodedCodes = [];
|
|
|
|
for (i = 0; i < 2 && offset < end; i++) {
|
|
code = this._decodeCode(offset);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
result.push(code.code % 10);
|
|
if (code.code >= this.CODE_G_START) {
|
|
codeFrequency |= 1 << 1 - i;
|
|
}
|
|
if (i != 1) {
|
|
offset = this._nextSet(this._row, code.end);
|
|
offset = this._nextUnset(this._row, offset);
|
|
}
|
|
}
|
|
|
|
if (result.length != 2 || parseInt(result.join("")) % 4 !== codeFrequency) {
|
|
return null;
|
|
}
|
|
return {
|
|
code: result.join(""),
|
|
decodedCodes: decodedCodes,
|
|
end: code.end
|
|
};
|
|
};
|
|
|
|
exports.default = EAN2Reader;
|
|
|
|
/***/ },
|
|
/* 96 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function EAN5Reader() {
|
|
_ean_reader2.default.call(this);
|
|
}
|
|
|
|
var properties = {
|
|
FORMAT: { value: "ean_5", writeable: false }
|
|
};
|
|
|
|
var CHECK_DIGIT_ENCODINGS = [24, 20, 18, 17, 12, 6, 3, 10, 9, 5];
|
|
|
|
EAN5Reader.prototype = Object.create(_ean_reader2.default.prototype, properties);
|
|
EAN5Reader.prototype.constructor = EAN5Reader;
|
|
|
|
EAN5Reader.prototype.decode = function (row, start) {
|
|
this._row = row;
|
|
var counters = [0, 0, 0, 0],
|
|
codeFrequency = 0,
|
|
i = 0,
|
|
offset = start,
|
|
end = this._row.length,
|
|
code,
|
|
result = [],
|
|
decodedCodes = [];
|
|
|
|
for (i = 0; i < 5 && offset < end; i++) {
|
|
code = this._decodeCode(offset);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
result.push(code.code % 10);
|
|
if (code.code >= this.CODE_G_START) {
|
|
codeFrequency |= 1 << 4 - i;
|
|
}
|
|
if (i != 4) {
|
|
offset = this._nextSet(this._row, code.end);
|
|
offset = this._nextUnset(this._row, offset);
|
|
}
|
|
}
|
|
|
|
if (result.length != 5) {
|
|
return null;
|
|
}
|
|
|
|
if (extensionChecksum(result) !== determineCheckDigit(codeFrequency)) {
|
|
return null;
|
|
}
|
|
return {
|
|
code: result.join(""),
|
|
decodedCodes: decodedCodes,
|
|
end: code.end
|
|
};
|
|
};
|
|
|
|
function determineCheckDigit(codeFrequency) {
|
|
var i;
|
|
for (i = 0; i < 10; i++) {
|
|
if (codeFrequency === CHECK_DIGIT_ENCODINGS[i]) {
|
|
return i;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
function extensionChecksum(result) {
|
|
var length = result.length,
|
|
sum = 0,
|
|
i;
|
|
|
|
for (i = length - 2; i >= 0; i -= 2) {
|
|
sum += result[i];
|
|
}
|
|
sum *= 3;
|
|
for (i = length - 1; i >= 0; i -= 2) {
|
|
sum += result[i];
|
|
}
|
|
sum *= 3;
|
|
return sum % 10;
|
|
}
|
|
|
|
exports.default = EAN5Reader;
|
|
|
|
/***/ },
|
|
/* 97 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function EAN8Reader(opts, supplements) {
|
|
_ean_reader2.default.call(this, opts, supplements);
|
|
}
|
|
|
|
var properties = {
|
|
FORMAT: { value: "ean_8", writeable: false }
|
|
};
|
|
|
|
EAN8Reader.prototype = Object.create(_ean_reader2.default.prototype, properties);
|
|
EAN8Reader.prototype.constructor = EAN8Reader;
|
|
|
|
EAN8Reader.prototype._decodePayload = function (code, result, decodedCodes) {
|
|
var i,
|
|
self = this;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
code = self._decodeCode(code.end, self.CODE_G_START);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
result.push(code.code);
|
|
decodedCodes.push(code);
|
|
}
|
|
|
|
code = self._findPattern(self.MIDDLE_PATTERN, code.end, true, false);
|
|
if (code === null) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
code = self._decodeCode(code.end, self.CODE_G_START);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(code);
|
|
result.push(code.code);
|
|
}
|
|
|
|
return code;
|
|
};
|
|
|
|
exports.default = EAN8Reader;
|
|
|
|
/***/ },
|
|
/* 98 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge2 = __webpack_require__(9);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _barcode_reader = __webpack_require__(11);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function I2of5Reader(opts) {
|
|
opts = (0, _merge3.default)(getDefaulConfig(), opts);
|
|
_barcode_reader2.default.call(this, opts);
|
|
this.barSpaceRatio = [1, 1];
|
|
if (opts.normalizeBarSpaceWidth) {
|
|
this.SINGLE_CODE_ERROR = 0.38;
|
|
this.AVG_CODE_ERROR = 0.09;
|
|
}
|
|
}
|
|
|
|
function getDefaulConfig() {
|
|
var config = {};
|
|
|
|
Object.keys(I2of5Reader.CONFIG_KEYS).forEach(function (key) {
|
|
config[key] = I2of5Reader.CONFIG_KEYS[key].default;
|
|
});
|
|
return config;
|
|
}
|
|
|
|
var N = 1,
|
|
W = 3,
|
|
properties = {
|
|
START_PATTERN: { value: [N, N, N, N] },
|
|
STOP_PATTERN: { value: [N, N, W] },
|
|
CODE_PATTERN: { value: [[N, N, W, W, N], [W, N, N, N, W], [N, W, N, N, W], [W, W, N, N, N], [N, N, W, N, W], [W, N, W, N, N], [N, W, W, N, N], [N, N, N, W, W], [W, N, N, W, N], [N, W, N, W, N]] },
|
|
SINGLE_CODE_ERROR: { value: 0.78, writable: true },
|
|
AVG_CODE_ERROR: { value: 0.38, writable: true },
|
|
MAX_CORRECTION_FACTOR: { value: 5 },
|
|
FORMAT: { value: "i2of5" }
|
|
};
|
|
|
|
I2of5Reader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
I2of5Reader.prototype.constructor = I2of5Reader;
|
|
|
|
I2of5Reader.prototype._matchPattern = function (counter, code) {
|
|
if (this.config.normalizeBarSpaceWidth) {
|
|
var i,
|
|
counterSum = [0, 0],
|
|
codeSum = [0, 0],
|
|
correction = [0, 0],
|
|
correctionRatio = this.MAX_CORRECTION_FACTOR,
|
|
correctionRatioInverse = 1 / correctionRatio;
|
|
|
|
for (i = 0; i < counter.length; i++) {
|
|
counterSum[i % 2] += counter[i];
|
|
codeSum[i % 2] += code[i];
|
|
}
|
|
correction[0] = codeSum[0] / counterSum[0];
|
|
correction[1] = codeSum[1] / counterSum[1];
|
|
|
|
correction[0] = Math.max(Math.min(correction[0], correctionRatio), correctionRatioInverse);
|
|
correction[1] = Math.max(Math.min(correction[1], correctionRatio), correctionRatioInverse);
|
|
this.barSpaceRatio = correction;
|
|
for (i = 0; i < counter.length; i++) {
|
|
counter[i] *= this.barSpaceRatio[i % 2];
|
|
}
|
|
}
|
|
return _barcode_reader2.default.prototype._matchPattern.call(this, counter, code);
|
|
};
|
|
|
|
I2of5Reader.prototype._findPattern = function (pattern, offset, isWhite, tryHarder) {
|
|
var counter = [],
|
|
self = this,
|
|
i,
|
|
counterPos = 0,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: 0,
|
|
end: 0
|
|
},
|
|
error,
|
|
j,
|
|
sum,
|
|
normalized,
|
|
epsilon = self.AVG_CODE_ERROR;
|
|
|
|
isWhite = isWhite || false;
|
|
tryHarder = tryHarder || false;
|
|
|
|
if (!offset) {
|
|
offset = self._nextSet(self._row);
|
|
}
|
|
|
|
for (i = 0; i < pattern.length; i++) {
|
|
counter[i] = 0;
|
|
}
|
|
|
|
for (i = offset; i < self._row.length; i++) {
|
|
if (self._row[i] ^ isWhite) {
|
|
counter[counterPos]++;
|
|
} else {
|
|
if (counterPos === counter.length - 1) {
|
|
sum = 0;
|
|
for (j = 0; j < counter.length; j++) {
|
|
sum += counter[j];
|
|
}
|
|
error = self._matchPattern(counter, pattern);
|
|
if (error < epsilon) {
|
|
bestMatch.error = error;
|
|
bestMatch.start = i - sum;
|
|
bestMatch.end = i;
|
|
return bestMatch;
|
|
}
|
|
if (tryHarder) {
|
|
for (j = 0; j < counter.length - 2; j++) {
|
|
counter[j] = counter[j + 2];
|
|
}
|
|
counter[counter.length - 2] = 0;
|
|
counter[counter.length - 1] = 0;
|
|
counterPos--;
|
|
} else {
|
|
return null;
|
|
}
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
I2of5Reader.prototype._findStart = function () {
|
|
var self = this,
|
|
leadingWhitespaceStart,
|
|
offset = self._nextSet(self._row),
|
|
startInfo,
|
|
narrowBarWidth = 1;
|
|
|
|
while (!startInfo) {
|
|
startInfo = self._findPattern(self.START_PATTERN, offset, false, true);
|
|
if (!startInfo) {
|
|
return null;
|
|
}
|
|
narrowBarWidth = Math.floor((startInfo.end - startInfo.start) / 4);
|
|
leadingWhitespaceStart = startInfo.start - narrowBarWidth * 10;
|
|
if (leadingWhitespaceStart >= 0) {
|
|
if (self._matchRange(leadingWhitespaceStart, startInfo.start, 0)) {
|
|
return startInfo;
|
|
}
|
|
}
|
|
offset = startInfo.end;
|
|
startInfo = null;
|
|
}
|
|
};
|
|
|
|
I2of5Reader.prototype._verifyTrailingWhitespace = function (endInfo) {
|
|
var self = this,
|
|
trailingWhitespaceEnd;
|
|
|
|
trailingWhitespaceEnd = endInfo.end + (endInfo.end - endInfo.start) / 2;
|
|
if (trailingWhitespaceEnd < self._row.length) {
|
|
if (self._matchRange(endInfo.end, trailingWhitespaceEnd, 0)) {
|
|
return endInfo;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
I2of5Reader.prototype._findEnd = function () {
|
|
var self = this,
|
|
endInfo,
|
|
tmp;
|
|
|
|
self._row.reverse();
|
|
endInfo = self._findPattern(self.STOP_PATTERN);
|
|
self._row.reverse();
|
|
|
|
if (endInfo === null) {
|
|
return null;
|
|
}
|
|
|
|
// reverse numbers
|
|
tmp = endInfo.start;
|
|
endInfo.start = self._row.length - endInfo.end;
|
|
endInfo.end = self._row.length - tmp;
|
|
|
|
return endInfo !== null ? self._verifyTrailingWhitespace(endInfo) : null;
|
|
};
|
|
|
|
I2of5Reader.prototype._decodePair = function (counterPair) {
|
|
var i,
|
|
code,
|
|
codes = [],
|
|
self = this;
|
|
|
|
for (i = 0; i < counterPair.length; i++) {
|
|
code = self._decodeCode(counterPair[i]);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
codes.push(code);
|
|
}
|
|
return codes;
|
|
};
|
|
|
|
I2of5Reader.prototype._decodeCode = function (counter) {
|
|
var j,
|
|
self = this,
|
|
sum = 0,
|
|
normalized,
|
|
error,
|
|
epsilon = self.AVG_CODE_ERROR,
|
|
code,
|
|
bestMatch = {
|
|
error: Number.MAX_VALUE,
|
|
code: -1,
|
|
start: 0,
|
|
end: 0
|
|
};
|
|
|
|
for (j = 0; j < counter.length; j++) {
|
|
sum += counter[j];
|
|
}
|
|
for (code = 0; code < self.CODE_PATTERN.length; code++) {
|
|
error = self._matchPattern(counter, self.CODE_PATTERN[code]);
|
|
if (error < bestMatch.error) {
|
|
bestMatch.code = code;
|
|
bestMatch.error = error;
|
|
}
|
|
}
|
|
if (bestMatch.error < epsilon) {
|
|
return bestMatch;
|
|
}
|
|
};
|
|
|
|
I2of5Reader.prototype._decodePayload = function (counters, result, decodedCodes) {
|
|
var i,
|
|
self = this,
|
|
pos = 0,
|
|
counterLength = counters.length,
|
|
counterPair = [[0, 0, 0, 0, 0], [0, 0, 0, 0, 0]],
|
|
codes;
|
|
|
|
while (pos < counterLength) {
|
|
for (i = 0; i < 5; i++) {
|
|
counterPair[0][i] = counters[pos] * this.barSpaceRatio[0];
|
|
counterPair[1][i] = counters[pos + 1] * this.barSpaceRatio[1];
|
|
pos += 2;
|
|
}
|
|
codes = self._decodePair(counterPair);
|
|
if (!codes) {
|
|
return null;
|
|
}
|
|
for (i = 0; i < codes.length; i++) {
|
|
result.push(codes[i].code + "");
|
|
decodedCodes.push(codes[i]);
|
|
}
|
|
}
|
|
return codes;
|
|
};
|
|
|
|
I2of5Reader.prototype._verifyCounterLength = function (counters) {
|
|
return counters.length % 10 === 0;
|
|
};
|
|
|
|
I2of5Reader.prototype._decode = function () {
|
|
var startInfo,
|
|
endInfo,
|
|
self = this,
|
|
code,
|
|
result = [],
|
|
decodedCodes = [],
|
|
counters;
|
|
|
|
startInfo = self._findStart();
|
|
if (!startInfo) {
|
|
return null;
|
|
}
|
|
decodedCodes.push(startInfo);
|
|
|
|
endInfo = self._findEnd();
|
|
if (!endInfo) {
|
|
return null;
|
|
}
|
|
|
|
counters = self._fillCounters(startInfo.end, endInfo.start, false);
|
|
if (!self._verifyCounterLength(counters)) {
|
|
return null;
|
|
}
|
|
code = self._decodePayload(counters, result, decodedCodes);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
if (result.length % 2 !== 0 || result.length < 6) {
|
|
return null;
|
|
}
|
|
|
|
decodedCodes.push(endInfo);
|
|
return {
|
|
code: result.join(""),
|
|
start: startInfo.start,
|
|
end: endInfo.end,
|
|
startInfo: startInfo,
|
|
decodedCodes: decodedCodes
|
|
};
|
|
};
|
|
|
|
I2of5Reader.CONFIG_KEYS = {
|
|
normalizeBarSpaceWidth: {
|
|
'type': 'boolean',
|
|
'default': false,
|
|
'description': 'If true, the reader tries to normalize the' + 'width-difference between bars and spaces'
|
|
}
|
|
};
|
|
|
|
exports.default = I2of5Reader;
|
|
|
|
/***/ },
|
|
/* 99 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function UPCEReader(opts, supplements) {
|
|
_ean_reader2.default.call(this, opts, supplements);
|
|
}
|
|
|
|
var properties = {
|
|
CODE_FREQUENCY: { value: [[56, 52, 50, 49, 44, 38, 35, 42, 41, 37], [7, 11, 13, 14, 19, 25, 28, 21, 22, 26]] },
|
|
STOP_PATTERN: { value: [1 / 6 * 7, 1 / 6 * 7, 1 / 6 * 7, 1 / 6 * 7, 1 / 6 * 7, 1 / 6 * 7] },
|
|
FORMAT: { value: "upc_e", writeable: false }
|
|
};
|
|
|
|
UPCEReader.prototype = Object.create(_ean_reader2.default.prototype, properties);
|
|
UPCEReader.prototype.constructor = UPCEReader;
|
|
|
|
UPCEReader.prototype._decodePayload = function (code, result, decodedCodes) {
|
|
var i,
|
|
self = this,
|
|
codeFrequency = 0x0;
|
|
|
|
for (i = 0; i < 6; i++) {
|
|
code = self._decodeCode(code.end);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
if (code.code >= self.CODE_G_START) {
|
|
code.code = code.code - self.CODE_G_START;
|
|
codeFrequency |= 1 << 5 - i;
|
|
}
|
|
result.push(code.code);
|
|
decodedCodes.push(code);
|
|
}
|
|
if (!self._determineParity(codeFrequency, result)) {
|
|
return null;
|
|
}
|
|
|
|
return code;
|
|
};
|
|
|
|
UPCEReader.prototype._determineParity = function (codeFrequency, result) {
|
|
var i, nrSystem;
|
|
|
|
for (nrSystem = 0; nrSystem < this.CODE_FREQUENCY.length; nrSystem++) {
|
|
for (i = 0; i < this.CODE_FREQUENCY[nrSystem].length; i++) {
|
|
if (codeFrequency === this.CODE_FREQUENCY[nrSystem][i]) {
|
|
result.unshift(nrSystem);
|
|
result.push(i);
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
UPCEReader.prototype._convertToUPCA = function (result) {
|
|
var upca = [result[0]],
|
|
lastDigit = result[result.length - 2];
|
|
|
|
if (lastDigit <= 2) {
|
|
upca = upca.concat(result.slice(1, 3)).concat([lastDigit, 0, 0, 0, 0]).concat(result.slice(3, 6));
|
|
} else if (lastDigit === 3) {
|
|
upca = upca.concat(result.slice(1, 4)).concat([0, 0, 0, 0, 0]).concat(result.slice(4, 6));
|
|
} else if (lastDigit === 4) {
|
|
upca = upca.concat(result.slice(1, 5)).concat([0, 0, 0, 0, 0, result[5]]);
|
|
} else {
|
|
upca = upca.concat(result.slice(1, 6)).concat([0, 0, 0, 0, lastDigit]);
|
|
}
|
|
|
|
upca.push(result[result.length - 1]);
|
|
return upca;
|
|
};
|
|
|
|
UPCEReader.prototype._checksum = function (result) {
|
|
return _ean_reader2.default.prototype._checksum.call(this, this._convertToUPCA(result));
|
|
};
|
|
|
|
UPCEReader.prototype._findEnd = function (offset, isWhite) {
|
|
isWhite = true;
|
|
return _ean_reader2.default.prototype._findEnd.call(this, offset, isWhite);
|
|
};
|
|
|
|
UPCEReader.prototype._verifyTrailingWhitespace = function (endInfo) {
|
|
var self = this,
|
|
trailingWhitespaceEnd;
|
|
|
|
trailingWhitespaceEnd = endInfo.end + (endInfo.end - endInfo.start) / 2;
|
|
if (trailingWhitespaceEnd < self._row.length) {
|
|
if (self._matchRange(endInfo.end, trailingWhitespaceEnd, 0)) {
|
|
return endInfo;
|
|
}
|
|
}
|
|
};
|
|
|
|
exports.default = UPCEReader;
|
|
|
|
/***/ },
|
|
/* 100 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(5);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function UPCReader(opts, supplements) {
|
|
_ean_reader2.default.call(this, opts, supplements);
|
|
}
|
|
|
|
var properties = {
|
|
FORMAT: { value: "upc_a", writeable: false }
|
|
};
|
|
|
|
UPCReader.prototype = Object.create(_ean_reader2.default.prototype, properties);
|
|
UPCReader.prototype.constructor = UPCReader;
|
|
|
|
UPCReader.prototype._decode = function () {
|
|
var result = _ean_reader2.default.prototype._decode.call(this);
|
|
|
|
if (result && result.code && result.code.length === 13 && result.code.charAt(0) === "0") {
|
|
result.code = result.code.substring(1);
|
|
return result;
|
|
}
|
|
return null;
|
|
};
|
|
|
|
exports.default = UPCReader;
|
|
|
|
/***/ },
|
|
/* 101 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
'use strict';
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge2 = __webpack_require__(9);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
|
|
|
|
var _image_wrapper = __webpack_require__(30);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _barcode_locator = __webpack_require__(89);
|
|
|
|
var _barcode_locator2 = _interopRequireDefault(_barcode_locator);
|
|
|
|
var _barcode_decoder = __webpack_require__(85);
|
|
|
|
var _barcode_decoder2 = _interopRequireDefault(_barcode_decoder);
|
|
|
|
var _events2 = __webpack_require__(81);
|
|
|
|
var _events3 = _interopRequireDefault(_events2);
|
|
|
|
var _camera_access = __webpack_require__(87);
|
|
|
|
var _camera_access2 = _interopRequireDefault(_camera_access);
|
|
|
|
var _image_debug = __webpack_require__(10);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _result_collector = __webpack_require__(45);
|
|
|
|
var _result_collector2 = _interopRequireDefault(_result_collector);
|
|
|
|
var _config2 = __webpack_require__(46);
|
|
|
|
var _config3 = _interopRequireDefault(_config2);
|
|
|
|
var _input_stream = __webpack_require__(78);
|
|
|
|
var _input_stream2 = _interopRequireDefault(_input_stream);
|
|
|
|
var _frame_grabber = __webpack_require__(77);
|
|
|
|
var _frame_grabber2 = _interopRequireDefault(_frame_grabber);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(12)
|
|
};
|
|
|
|
function createScanner() {
|
|
var _inputStream,
|
|
_framegrabber,
|
|
_stopped = true,
|
|
_canvasContainer = {
|
|
ctx: {
|
|
image: null
|
|
},
|
|
dom: {
|
|
image: null
|
|
}
|
|
},
|
|
_inputImageWrapper,
|
|
_boxSize,
|
|
_decoder,
|
|
_workerPool = [],
|
|
_onUIThread = true,
|
|
_resultCollector,
|
|
_config = {},
|
|
_events = (0, _events3.default)(),
|
|
_locator;
|
|
|
|
function initializeData(imageWrapper) {
|
|
initBuffers(imageWrapper);
|
|
_decoder = _barcode_decoder2.default.create(_config.decoder, _inputImageWrapper);
|
|
}
|
|
|
|
function initInputStream(cb) {
|
|
var video;
|
|
if (_config.inputStream.type === "VideoStream") {
|
|
video = document.createElement("video");
|
|
_inputStream = _input_stream2.default.createVideoStream(video);
|
|
} else if (_config.inputStream.type === "ImageStream") {
|
|
_inputStream = _input_stream2.default.createImageStream();
|
|
} else if (_config.inputStream.type === "LiveStream") {
|
|
var $viewport = getViewPort();
|
|
if ($viewport) {
|
|
video = $viewport.querySelector("video");
|
|
if (!video) {
|
|
video = document.createElement("video");
|
|
$viewport.appendChild(video);
|
|
}
|
|
}
|
|
_inputStream = _input_stream2.default.createLiveStream(video);
|
|
_camera_access2.default.request(video, _config.inputStream.constraints).then(function () {
|
|
_inputStream.trigger("canrecord");
|
|
}).catch(function (err) {
|
|
return cb(err);
|
|
});
|
|
}
|
|
|
|
_inputStream.setAttribute("preload", "auto");
|
|
_inputStream.setInputStream(_config.inputStream);
|
|
_inputStream.addEventListener("canrecord", canRecord.bind(undefined, cb));
|
|
}
|
|
|
|
function getViewPort() {
|
|
var target = _config.inputStream.target;
|
|
// Check if target is already a DOM element
|
|
if (target && target.nodeName && target.nodeType === 1) {
|
|
return target;
|
|
} else {
|
|
// Use '#interactive.viewport' as a fallback selector (backwards compatibility)
|
|
var selector = typeof target === 'string' ? target : '#interactive.viewport';
|
|
return document.querySelector(selector);
|
|
}
|
|
}
|
|
|
|
function canRecord(cb) {
|
|
(0, _barcode_locator.checkImageConstraints)(_inputStream, _config.locator);
|
|
initCanvas(_config);
|
|
_framegrabber = _frame_grabber2.default.create(_inputStream, _canvasContainer.dom.image);
|
|
|
|
adjustWorkerPool(_config.numOfWorkers, function () {
|
|
if (_config.numOfWorkers === 0) {
|
|
initializeData();
|
|
}
|
|
ready(cb);
|
|
});
|
|
}
|
|
|
|
function ready(cb) {
|
|
_inputStream.play();
|
|
cb();
|
|
}
|
|
|
|
function initCanvas() {
|
|
if (typeof document !== "undefined") {
|
|
var $viewport = getViewPort();
|
|
_canvasContainer.dom.image = document.querySelector("canvas.imgBuffer");
|
|
if (!_canvasContainer.dom.image) {
|
|
_canvasContainer.dom.image = document.createElement("canvas");
|
|
_canvasContainer.dom.image.className = "imgBuffer";
|
|
if ($viewport && _config.inputStream.type === "ImageStream") {
|
|
$viewport.appendChild(_canvasContainer.dom.image);
|
|
}
|
|
}
|
|
_canvasContainer.ctx.image = _canvasContainer.dom.image.getContext("2d");
|
|
_canvasContainer.dom.image.width = _inputStream.getCanvasSize().x;
|
|
_canvasContainer.dom.image.height = _inputStream.getCanvasSize().y;
|
|
}
|
|
}
|
|
|
|
function initBuffers(imageWrapper) {
|
|
if (imageWrapper) {
|
|
_inputImageWrapper = imageWrapper;
|
|
} else {
|
|
_inputImageWrapper = new _image_wrapper2.default({
|
|
x: _inputStream.getWidth(),
|
|
y: _inputStream.getHeight()
|
|
});
|
|
}
|
|
|
|
if (false) {
|
|
console.log(_inputImageWrapper.size);
|
|
}
|
|
_boxSize = [vec2.clone([0, 0]), vec2.clone([0, _inputImageWrapper.size.y]), vec2.clone([_inputImageWrapper.size.x, _inputImageWrapper.size.y]), vec2.clone([_inputImageWrapper.size.x, 0])];
|
|
_locator = (0, _barcode_locator2.default)(_inputImageWrapper, _config.locator);
|
|
}
|
|
|
|
function getBoundingBoxes() {
|
|
if (_config.locate) {
|
|
return _locator.locate();
|
|
} else {
|
|
return [[vec2.clone(_boxSize[0]), vec2.clone(_boxSize[1]), vec2.clone(_boxSize[2]), vec2.clone(_boxSize[3])]];
|
|
}
|
|
}
|
|
|
|
function transformResult(result) {
|
|
var topRight = _inputStream.getTopRight(),
|
|
xOffset = topRight.x,
|
|
yOffset = topRight.y,
|
|
i;
|
|
|
|
if (xOffset === 0 && yOffset === 0) {
|
|
return;
|
|
}
|
|
|
|
if (result.barcodes) {
|
|
for (i = 0; i < result.barcodes.length; i++) {
|
|
transformResult(result.barcodes[i]);
|
|
}
|
|
}
|
|
|
|
if (result.line && result.line.length === 2) {
|
|
moveLine(result.line);
|
|
}
|
|
|
|
if (result.box) {
|
|
moveBox(result.box);
|
|
}
|
|
|
|
if (result.boxes && result.boxes.length > 0) {
|
|
for (i = 0; i < result.boxes.length; i++) {
|
|
moveBox(result.boxes[i]);
|
|
}
|
|
}
|
|
|
|
function moveBox(box) {
|
|
var corner = box.length;
|
|
|
|
while (corner--) {
|
|
box[corner][0] += xOffset;
|
|
box[corner][1] += yOffset;
|
|
}
|
|
}
|
|
|
|
function moveLine(line) {
|
|
line[0].x += xOffset;
|
|
line[0].y += yOffset;
|
|
line[1].x += xOffset;
|
|
line[1].y += yOffset;
|
|
}
|
|
}
|
|
|
|
function addResult(result, imageData) {
|
|
if (!imageData || !_resultCollector) {
|
|
return;
|
|
}
|
|
|
|
if (result.barcodes) {
|
|
result.barcodes.filter(function (barcode) {
|
|
return barcode.codeResult;
|
|
}).forEach(function (barcode) {
|
|
return addResult(barcode, imageData);
|
|
});
|
|
} else if (result.codeResult) {
|
|
_resultCollector.addResult(imageData, _inputStream.getCanvasSize(), result.codeResult);
|
|
}
|
|
}
|
|
|
|
function hasCodeResult(result) {
|
|
return result && (result.barcodes ? result.barcodes.some(function (barcode) {
|
|
return barcode.codeResult;
|
|
}) : result.codeResult);
|
|
}
|
|
|
|
function publishResult(result, imageData) {
|
|
var resultToPublish = result;
|
|
|
|
if (result && _onUIThread) {
|
|
transformResult(result);
|
|
addResult(result, imageData);
|
|
resultToPublish = result.barcodes || result;
|
|
}
|
|
|
|
_events.publish("processed", resultToPublish);
|
|
if (hasCodeResult(result)) {
|
|
_events.publish("detected", resultToPublish);
|
|
}
|
|
}
|
|
|
|
function locateAndDecode() {
|
|
var result, boxes;
|
|
|
|
boxes = getBoundingBoxes();
|
|
if (boxes) {
|
|
result = _decoder.decodeFromBoundingBoxes(boxes);
|
|
result = result || {};
|
|
result.boxes = boxes;
|
|
publishResult(result, _inputImageWrapper.data);
|
|
} else {
|
|
publishResult();
|
|
}
|
|
}
|
|
|
|
function update() {
|
|
var availableWorker;
|
|
|
|
if (_onUIThread) {
|
|
if (_workerPool.length > 0) {
|
|
availableWorker = _workerPool.filter(function (workerThread) {
|
|
return !workerThread.busy;
|
|
})[0];
|
|
if (availableWorker) {
|
|
_framegrabber.attachData(availableWorker.imageData);
|
|
} else {
|
|
return; // all workers are busy
|
|
}
|
|
} else {
|
|
_framegrabber.attachData(_inputImageWrapper.data);
|
|
}
|
|
if (_framegrabber.grab()) {
|
|
if (availableWorker) {
|
|
availableWorker.busy = true;
|
|
availableWorker.worker.postMessage({
|
|
cmd: 'process',
|
|
imageData: availableWorker.imageData
|
|
}, [availableWorker.imageData.buffer]);
|
|
} else {
|
|
locateAndDecode();
|
|
}
|
|
}
|
|
} else {
|
|
locateAndDecode();
|
|
}
|
|
}
|
|
|
|
function startContinuousUpdate() {
|
|
var next = null,
|
|
delay = 1000 / (_config.frequency === 0 ? 60 : _config.frequency || 60);
|
|
|
|
_stopped = false;
|
|
(function frame(timestamp) {
|
|
next = next || timestamp;
|
|
if (!_stopped) {
|
|
if (timestamp >= next) {
|
|
next += delay;
|
|
update();
|
|
}
|
|
window.requestAnimFrame(frame);
|
|
}
|
|
})(performance.now());
|
|
}
|
|
|
|
function _start() {
|
|
if (_onUIThread && _config.inputStream.type === "LiveStream") {
|
|
startContinuousUpdate();
|
|
} else {
|
|
update();
|
|
}
|
|
}
|
|
|
|
function initWorker(cb) {
|
|
var blobURL,
|
|
workerThread = {
|
|
worker: undefined,
|
|
imageData: new Uint8Array(_inputStream.getWidth() * _inputStream.getHeight()),
|
|
busy: true
|
|
};
|
|
|
|
blobURL = generateWorkerBlob();
|
|
workerThread.worker = new Worker(blobURL);
|
|
|
|
workerThread.worker.onmessage = function (e) {
|
|
if (e.data.event === 'initialized') {
|
|
URL.revokeObjectURL(blobURL);
|
|
workerThread.busy = false;
|
|
workerThread.imageData = new Uint8Array(e.data.imageData);
|
|
if (false) {
|
|
console.log("Worker initialized");
|
|
}
|
|
return cb(workerThread);
|
|
} else if (e.data.event === 'processed') {
|
|
workerThread.imageData = new Uint8Array(e.data.imageData);
|
|
workerThread.busy = false;
|
|
publishResult(e.data.result, workerThread.imageData);
|
|
} else if (e.data.event === 'error') {
|
|
if (false) {
|
|
console.log("Worker error: " + e.data.message);
|
|
}
|
|
}
|
|
};
|
|
|
|
workerThread.worker.postMessage({
|
|
cmd: 'init',
|
|
size: { x: _inputStream.getWidth(), y: _inputStream.getHeight() },
|
|
imageData: workerThread.imageData,
|
|
config: configForWorker(_config)
|
|
}, [workerThread.imageData.buffer]);
|
|
}
|
|
|
|
function configForWorker(config) {
|
|
return _extends({}, config, {
|
|
inputStream: _extends({}, config.inputStream, {
|
|
target: null
|
|
})
|
|
});
|
|
}
|
|
|
|
function workerInterface(factory) {
|
|
/* eslint-disable no-undef*/
|
|
if (factory) {
|
|
var Quagga = factory().default;
|
|
if (!Quagga) {
|
|
self.postMessage({ 'event': 'error', message: 'Quagga could not be created' });
|
|
return;
|
|
}
|
|
}
|
|
var imageWrapper,
|
|
scanner = Quagga._worker.createScanner();
|
|
|
|
self.onmessage = function (e) {
|
|
if (e.data.cmd === 'init') {
|
|
var config = e.data.config;
|
|
config.numOfWorkers = 0;
|
|
imageWrapper = new Quagga.ImageWrapper({
|
|
x: e.data.size.x,
|
|
y: e.data.size.y
|
|
}, new Uint8Array(e.data.imageData));
|
|
scanner.init(config, ready, imageWrapper);
|
|
scanner.subscribe("processed", onProcessed);
|
|
} else if (e.data.cmd === 'process') {
|
|
imageWrapper.data = new Uint8Array(e.data.imageData);
|
|
scanner.start();
|
|
}
|
|
};
|
|
|
|
function onProcessed(result) {
|
|
self.postMessage({
|
|
'event': 'processed',
|
|
imageData: imageWrapper.data,
|
|
result: result
|
|
}, [imageWrapper.data.buffer]);
|
|
}
|
|
|
|
function ready() {
|
|
// eslint-disable-line
|
|
self.postMessage({ 'event': 'initialized', imageData: imageWrapper.data }, [imageWrapper.data.buffer]);
|
|
}
|
|
|
|
/* eslint-enable */
|
|
}
|
|
|
|
function generateWorkerBlob() {
|
|
var blob, factorySource;
|
|
|
|
/* jshint ignore:start */
|
|
if (typeof __factorySource__ !== 'undefined') {
|
|
factorySource = __factorySource__; // eslint-disable-line no-undef
|
|
}
|
|
/* jshint ignore:end */
|
|
|
|
blob = new Blob(['(' + workerInterface.toString() + ')(' + factorySource + ');'], { type: 'text/javascript' });
|
|
|
|
return window.URL.createObjectURL(blob);
|
|
}
|
|
|
|
function setReaders(readers) {
|
|
if (_decoder) {
|
|
_decoder.setReaders(readers);
|
|
} else if (_onUIThread && _workerPool.length > 0) {
|
|
_workerPool.forEach(function (workerThread) {
|
|
workerThread.worker.postMessage({ cmd: 'setReaders', readers: readers });
|
|
});
|
|
}
|
|
}
|
|
|
|
function adjustWorkerPool(capacity, cb) {
|
|
var increaseBy = capacity - _workerPool.length;
|
|
if (increaseBy === 0) {
|
|
return cb && cb();
|
|
}
|
|
if (increaseBy < 0) {
|
|
var workersToTerminate = _workerPool.slice(increaseBy);
|
|
workersToTerminate.forEach(function (workerThread) {
|
|
workerThread.worker.terminate();
|
|
if (false) {
|
|
console.log("Worker terminated!");
|
|
}
|
|
});
|
|
_workerPool = _workerPool.slice(0, increaseBy);
|
|
return cb && cb();
|
|
} else {
|
|
var workerInitialized = function workerInitialized(workerThread) {
|
|
_workerPool.push(workerThread);
|
|
if (_workerPool.length >= capacity) {
|
|
cb && cb();
|
|
}
|
|
};
|
|
|
|
for (var i = 0; i < increaseBy; i++) {
|
|
initWorker(workerInitialized);
|
|
}
|
|
}
|
|
}
|
|
|
|
return {
|
|
init: function init(config, cb, imageWrapper) {
|
|
_config = (0, _merge3.default)({}, _config3.default, config);
|
|
|
|
if (imageWrapper) {
|
|
_onUIThread = false;
|
|
initializeData(imageWrapper);
|
|
return cb();
|
|
} else {
|
|
initInputStream(cb);
|
|
}
|
|
},
|
|
start: function start() {
|
|
_start();
|
|
},
|
|
isRunning: function isRunning() {
|
|
return !_stopped;
|
|
},
|
|
stop: function stop() {
|
|
_stopped = true;
|
|
adjustWorkerPool(0);
|
|
if (_config.inputStream.type === "LiveStream") {
|
|
_camera_access2.default.release();
|
|
}
|
|
_inputStream.clearEventHandlers();
|
|
},
|
|
pause: function pause() {
|
|
_stopped = true;
|
|
},
|
|
subscribe: function subscribe(eventName, callback) {
|
|
_events.subscribe(eventName, callback);
|
|
},
|
|
unsubscribe: function unsubscribe(eventName, callback) {
|
|
_events.unsubscribe(eventName, callback);
|
|
},
|
|
|
|
registerResultCollector: function registerResultCollector(resultCollector) {
|
|
if (resultCollector && typeof resultCollector.addResult === 'function') {
|
|
_resultCollector = resultCollector;
|
|
}
|
|
},
|
|
decodeSingle: function decodeSingle(config, resultCallback) {
|
|
var _this = this;
|
|
|
|
this.init(config, function () {
|
|
_events.once("processed", function (result) {
|
|
_this.stop();
|
|
resultCallback.call(null, result);
|
|
}, true);
|
|
_start();
|
|
});
|
|
},
|
|
canvas: _canvasContainer
|
|
};
|
|
}
|
|
|
|
exports.default = createScanner;
|
|
|
|
/***/ },
|
|
/* 102 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = copy
|
|
|
|
/**
|
|
* Copy the values from one mat2 to another
|
|
*
|
|
* @alias mat2.copy
|
|
* @param {mat2} out the receiving matrix
|
|
* @param {mat2} a the source matrix
|
|
* @returns {mat2} out
|
|
*/
|
|
function copy(out, a) {
|
|
out[0] = a[0]
|
|
out[1] = a[1]
|
|
out[2] = a[2]
|
|
out[3] = a[3]
|
|
return out
|
|
}
|
|
|
|
|
|
/***/ },
|
|
/* 103 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = create
|
|
|
|
/**
|
|
* Creates a new identity mat2
|
|
*
|
|
* @alias mat2.create
|
|
* @returns {mat2} a new 2x2 matrix
|
|
*/
|
|
function create() {
|
|
var out = new Float32Array(4)
|
|
out[0] = 1
|
|
out[1] = 0
|
|
out[2] = 0
|
|
out[3] = 1
|
|
return out
|
|
}
|
|
|
|
|
|
/***/ },
|
|
/* 104 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = invert
|
|
|
|
/**
|
|
* Inverts a mat2
|
|
*
|
|
* @alias mat2.invert
|
|
* @param {mat2} out the receiving matrix
|
|
* @param {mat2} a the source matrix
|
|
* @returns {mat2} out
|
|
*/
|
|
function invert(out, a) {
|
|
var a0 = a[0]
|
|
var a1 = a[1]
|
|
var a2 = a[2]
|
|
var a3 = a[3]
|
|
var det = a0 * a3 - a2 * a1
|
|
|
|
if (!det) return null
|
|
det = 1.0 / det
|
|
|
|
out[0] = a3 * det
|
|
out[1] = -a1 * det
|
|
out[2] = -a2 * det
|
|
out[3] = a0 * det
|
|
|
|
return out
|
|
}
|
|
|
|
|
|
/***/ },
|
|
/* 105 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = scale
|
|
|
|
/**
|
|
* Scales a vec2 by a scalar number
|
|
*
|
|
* @param {vec2} out the receiving vector
|
|
* @param {vec2} a the vector to scale
|
|
* @param {Number} b amount to scale the vector by
|
|
* @returns {vec2} out
|
|
*/
|
|
function scale(out, a, b) {
|
|
out[0] = a[0] * b
|
|
out[1] = a[1] * b
|
|
return out
|
|
}
|
|
|
|
/***/ },
|
|
/* 106 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = transformMat2
|
|
|
|
/**
|
|
* Transforms the vec2 with a mat2
|
|
*
|
|
* @param {vec2} out the receiving vector
|
|
* @param {vec2} a the vector to transform
|
|
* @param {mat2} m matrix to transform with
|
|
* @returns {vec2} out
|
|
*/
|
|
function transformMat2(out, a, m) {
|
|
var x = a[0],
|
|
y = a[1]
|
|
out[0] = m[0] * x + m[2] * y
|
|
out[1] = m[1] * x + m[3] * y
|
|
return out
|
|
}
|
|
|
|
/***/ },
|
|
/* 107 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = clone;
|
|
|
|
/**
|
|
* Creates a new vec3 initialized with values from an existing vector
|
|
*
|
|
* @param {vec3} a vector to clone
|
|
* @returns {vec3} a new 3D vector
|
|
*/
|
|
function clone(a) {
|
|
var out = new Float32Array(3)
|
|
out[0] = a[0]
|
|
out[1] = a[1]
|
|
out[2] = a[2]
|
|
return out
|
|
}
|
|
|
|
/***/ },
|
|
/* 108 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6),
|
|
root = __webpack_require__(2);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var DataView = getNative(root, 'DataView');
|
|
|
|
module.e = DataView;
|
|
|
|
|
|
/***/ },
|
|
/* 109 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var hashClear = __webpack_require__(161),
|
|
hashDelete = __webpack_require__(162),
|
|
hashGet = __webpack_require__(163),
|
|
hashHas = __webpack_require__(164),
|
|
hashSet = __webpack_require__(165);
|
|
|
|
/**
|
|
* Creates a hash object.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function Hash(entries) {
|
|
var index = -1,
|
|
length = entries ? entries.length : 0;
|
|
|
|
this.clear();
|
|
while (++index < length) {
|
|
var entry = entries[index];
|
|
this.set(entry[0], entry[1]);
|
|
}
|
|
}
|
|
|
|
// Add methods to `Hash`.
|
|
Hash.prototype.clear = hashClear;
|
|
Hash.prototype['delete'] = hashDelete;
|
|
Hash.prototype.get = hashGet;
|
|
Hash.prototype.has = hashHas;
|
|
Hash.prototype.set = hashSet;
|
|
|
|
module.e = Hash;
|
|
|
|
|
|
/***/ },
|
|
/* 110 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6),
|
|
root = __webpack_require__(2);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Promise = getNative(root, 'Promise');
|
|
|
|
module.e = Promise;
|
|
|
|
|
|
/***/ },
|
|
/* 111 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(2);
|
|
|
|
/** Built-in value references. */
|
|
var Reflect = root.Reflect;
|
|
|
|
module.e = Reflect;
|
|
|
|
|
|
/***/ },
|
|
/* 112 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6),
|
|
root = __webpack_require__(2);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Set = getNative(root, 'Set');
|
|
|
|
module.e = Set;
|
|
|
|
|
|
/***/ },
|
|
/* 113 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(6),
|
|
root = __webpack_require__(2);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var WeakMap = getNative(root, 'WeakMap');
|
|
|
|
module.e = WeakMap;
|
|
|
|
|
|
/***/ },
|
|
/* 114 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Adds the key-value `pair` to `map`.
|
|
*
|
|
* @private
|
|
* @param {Object} map The map to modify.
|
|
* @param {Array} pair The key-value pair to add.
|
|
* @returns {Object} Returns `map`.
|
|
*/
|
|
function addMapEntry(map, pair) {
|
|
// Don't return `Map#set` because it doesn't return the map instance in IE 11.
|
|
map.set(pair[0], pair[1]);
|
|
return map;
|
|
}
|
|
|
|
module.e = addMapEntry;
|
|
|
|
|
|
/***/ },
|
|
/* 115 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Adds `value` to `set`.
|
|
*
|
|
* @private
|
|
* @param {Object} set The set to modify.
|
|
* @param {*} value The value to add.
|
|
* @returns {Object} Returns `set`.
|
|
*/
|
|
function addSetEntry(set, value) {
|
|
set.add(value);
|
|
return set;
|
|
}
|
|
|
|
module.e = addSetEntry;
|
|
|
|
|
|
/***/ },
|
|
/* 116 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A faster alternative to `Function#apply`, this function invokes `func`
|
|
* with the `this` binding of `thisArg` and the arguments of `args`.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to invoke.
|
|
* @param {*} thisArg The `this` binding of `func`.
|
|
* @param {Array} args The arguments to invoke `func` with.
|
|
* @returns {*} Returns the result of `func`.
|
|
*/
|
|
function apply(func, thisArg, args) {
|
|
var length = args.length;
|
|
switch (length) {
|
|
case 0: return func.call(thisArg);
|
|
case 1: return func.call(thisArg, args[0]);
|
|
case 2: return func.call(thisArg, args[0], args[1]);
|
|
case 3: return func.call(thisArg, args[0], args[1], args[2]);
|
|
}
|
|
return func.apply(thisArg, args);
|
|
}
|
|
|
|
module.e = apply;
|
|
|
|
|
|
/***/ },
|
|
/* 117 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIndexOf = __webpack_require__(125);
|
|
|
|
/**
|
|
* A specialized version of `_.includes` for arrays without support for
|
|
* specifying an index to search from.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to search.
|
|
* @param {*} target The value to search for.
|
|
* @returns {boolean} Returns `true` if `target` is found, else `false`.
|
|
*/
|
|
function arrayIncludes(array, value) {
|
|
var length = array ? array.length : 0;
|
|
return !!length && baseIndexOf(array, value, 0) > -1;
|
|
}
|
|
|
|
module.e = arrayIncludes;
|
|
|
|
|
|
/***/ },
|
|
/* 118 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* This function is like `arrayIncludes` except that it accepts a comparator.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to search.
|
|
* @param {*} target The value to search for.
|
|
* @param {Function} comparator The comparator invoked per element.
|
|
* @returns {boolean} Returns `true` if `target` is found, else `false`.
|
|
*/
|
|
function arrayIncludesWith(array, value, comparator) {
|
|
var index = -1,
|
|
length = array ? array.length : 0;
|
|
|
|
while (++index < length) {
|
|
if (comparator(value, array[index])) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.e = arrayIncludesWith;
|
|
|
|
|
|
/***/ },
|
|
/* 119 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A specialized version of `_.some` for arrays without support for iteratee
|
|
* shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} [array] The array to iterate over.
|
|
* @param {Function} predicate The function invoked per iteration.
|
|
* @returns {boolean} Returns `true` if any element passes the predicate check,
|
|
* else `false`.
|
|
*/
|
|
function arraySome(array, predicate) {
|
|
var index = -1,
|
|
length = array ? array.length : 0;
|
|
|
|
while (++index < length) {
|
|
if (predicate(array[index], index, array)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.e = arraySome;
|
|
|
|
|
|
/***/ },
|
|
/* 120 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(37),
|
|
keys = __webpack_require__(8);
|
|
|
|
/**
|
|
* The base implementation of `_.assign` without support for multiple sources
|
|
* or `customizer` functions.
|
|
*
|
|
* @private
|
|
* @param {Object} object The destination object.
|
|
* @param {Object} source The source object.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
function baseAssign(object, source) {
|
|
return object && copyObject(source, keys(source), object);
|
|
}
|
|
|
|
module.e = baseAssign;
|
|
|
|
|
|
/***/ },
|
|
/* 121 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(17),
|
|
arrayEach = __webpack_require__(53),
|
|
assignValue = __webpack_require__(55),
|
|
baseAssign = __webpack_require__(120),
|
|
cloneBuffer = __webpack_require__(143),
|
|
copyArray = __webpack_require__(64),
|
|
copySymbols = __webpack_require__(150),
|
|
getAllKeys = __webpack_require__(155),
|
|
getTag = __webpack_require__(39),
|
|
initCloneArray = __webpack_require__(167),
|
|
initCloneByTag = __webpack_require__(168),
|
|
initCloneObject = __webpack_require__(169),
|
|
isArray = __webpack_require__(0),
|
|
isBuffer = __webpack_require__(74),
|
|
isHostObject = __webpack_require__(21),
|
|
isObject = __webpack_require__(3),
|
|
keys = __webpack_require__(8);
|
|
|
|
/** `Object#toString` result references. */
|
|
var argsTag = '[object Arguments]',
|
|
arrayTag = '[object Array]',
|
|
boolTag = '[object Boolean]',
|
|
dateTag = '[object Date]',
|
|
errorTag = '[object Error]',
|
|
funcTag = '[object Function]',
|
|
genTag = '[object GeneratorFunction]',
|
|
mapTag = '[object Map]',
|
|
numberTag = '[object Number]',
|
|
objectTag = '[object Object]',
|
|
regexpTag = '[object RegExp]',
|
|
setTag = '[object Set]',
|
|
stringTag = '[object String]',
|
|
symbolTag = '[object Symbol]',
|
|
weakMapTag = '[object WeakMap]';
|
|
|
|
var arrayBufferTag = '[object ArrayBuffer]',
|
|
dataViewTag = '[object DataView]',
|
|
float32Tag = '[object Float32Array]',
|
|
float64Tag = '[object Float64Array]',
|
|
int8Tag = '[object Int8Array]',
|
|
int16Tag = '[object Int16Array]',
|
|
int32Tag = '[object Int32Array]',
|
|
uint8Tag = '[object Uint8Array]',
|
|
uint8ClampedTag = '[object Uint8ClampedArray]',
|
|
uint16Tag = '[object Uint16Array]',
|
|
uint32Tag = '[object Uint32Array]';
|
|
|
|
/** Used to identify `toStringTag` values supported by `_.clone`. */
|
|
var cloneableTags = {};
|
|
cloneableTags[argsTag] = cloneableTags[arrayTag] =
|
|
cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =
|
|
cloneableTags[boolTag] = cloneableTags[dateTag] =
|
|
cloneableTags[float32Tag] = cloneableTags[float64Tag] =
|
|
cloneableTags[int8Tag] = cloneableTags[int16Tag] =
|
|
cloneableTags[int32Tag] = cloneableTags[mapTag] =
|
|
cloneableTags[numberTag] = cloneableTags[objectTag] =
|
|
cloneableTags[regexpTag] = cloneableTags[setTag] =
|
|
cloneableTags[stringTag] = cloneableTags[symbolTag] =
|
|
cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =
|
|
cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;
|
|
cloneableTags[errorTag] = cloneableTags[funcTag] =
|
|
cloneableTags[weakMapTag] = false;
|
|
|
|
/**
|
|
* The base implementation of `_.clone` and `_.cloneDeep` which tracks
|
|
* traversed objects.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to clone.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @param {boolean} [isFull] Specify a clone including symbols.
|
|
* @param {Function} [customizer] The function to customize cloning.
|
|
* @param {string} [key] The key of `value`.
|
|
* @param {Object} [object] The parent object of `value`.
|
|
* @param {Object} [stack] Tracks traversed objects and their clone counterparts.
|
|
* @returns {*} Returns the cloned value.
|
|
*/
|
|
function baseClone(value, isDeep, isFull, customizer, key, object, stack) {
|
|
var result;
|
|
if (customizer) {
|
|
result = object ? customizer(value, key, object, stack) : customizer(value);
|
|
}
|
|
if (result !== undefined) {
|
|
return result;
|
|
}
|
|
if (!isObject(value)) {
|
|
return value;
|
|
}
|
|
var isArr = isArray(value);
|
|
if (isArr) {
|
|
result = initCloneArray(value);
|
|
if (!isDeep) {
|
|
return copyArray(value, result);
|
|
}
|
|
} else {
|
|
var tag = getTag(value),
|
|
isFunc = tag == funcTag || tag == genTag;
|
|
|
|
if (isBuffer(value)) {
|
|
return cloneBuffer(value, isDeep);
|
|
}
|
|
if (tag == objectTag || tag == argsTag || (isFunc && !object)) {
|
|
if (isHostObject(value)) {
|
|
return object ? value : {};
|
|
}
|
|
result = initCloneObject(isFunc ? {} : value);
|
|
if (!isDeep) {
|
|
return copySymbols(value, baseAssign(result, value));
|
|
}
|
|
} else {
|
|
if (!cloneableTags[tag]) {
|
|
return object ? value : {};
|
|
}
|
|
result = initCloneByTag(value, tag, baseClone, isDeep);
|
|
}
|
|
}
|
|
// Check for circular references and return its corresponding clone.
|
|
stack || (stack = new Stack);
|
|
var stacked = stack.get(value);
|
|
if (stacked) {
|
|
return stacked;
|
|
}
|
|
stack.set(value, result);
|
|
|
|
if (!isArr) {
|
|
var props = isFull ? getAllKeys(value) : keys(value);
|
|
}
|
|
// Recursively populate clone (susceptible to call stack limits).
|
|
arrayEach(props || value, function(subValue, key) {
|
|
if (props) {
|
|
key = subValue;
|
|
subValue = value[key];
|
|
}
|
|
assignValue(result, key, baseClone(subValue, isDeep, isFull, customizer, key, value, stack));
|
|
});
|
|
return result;
|
|
}
|
|
|
|
module.e = baseClone;
|
|
|
|
|
|
/***/ },
|
|
/* 122 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isObject = __webpack_require__(3);
|
|
|
|
/** Built-in value references. */
|
|
var objectCreate = Object.create;
|
|
|
|
/**
|
|
* The base implementation of `_.create` without support for assigning
|
|
* properties to the created object.
|
|
*
|
|
* @private
|
|
* @param {Object} prototype The object to inherit from.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
function baseCreate(proto) {
|
|
return isObject(proto) ? objectCreate(proto) : {};
|
|
}
|
|
|
|
module.e = baseCreate;
|
|
|
|
|
|
/***/ },
|
|
/* 123 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var SetCache = __webpack_require__(51),
|
|
arrayIncludes = __webpack_require__(117),
|
|
arrayIncludesWith = __webpack_require__(118),
|
|
arrayMap = __webpack_require__(33),
|
|
baseUnary = __webpack_require__(140),
|
|
cacheHas = __webpack_require__(141);
|
|
|
|
/** Used as the size to enable large array optimizations. */
|
|
var LARGE_ARRAY_SIZE = 200;
|
|
|
|
/**
|
|
* The base implementation of methods like `_.difference` without support
|
|
* for excluding multiple arrays or iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to inspect.
|
|
* @param {Array} values The values to exclude.
|
|
* @param {Function} [iteratee] The iteratee invoked per element.
|
|
* @param {Function} [comparator] The comparator invoked per element.
|
|
* @returns {Array} Returns the new array of filtered values.
|
|
*/
|
|
function baseDifference(array, values, iteratee, comparator) {
|
|
var index = -1,
|
|
includes = arrayIncludes,
|
|
isCommon = true,
|
|
length = array.length,
|
|
result = [],
|
|
valuesLength = values.length;
|
|
|
|
if (!length) {
|
|
return result;
|
|
}
|
|
if (iteratee) {
|
|
values = arrayMap(values, baseUnary(iteratee));
|
|
}
|
|
if (comparator) {
|
|
includes = arrayIncludesWith;
|
|
isCommon = false;
|
|
}
|
|
else if (values.length >= LARGE_ARRAY_SIZE) {
|
|
includes = cacheHas;
|
|
isCommon = false;
|
|
values = new SetCache(values);
|
|
}
|
|
outer:
|
|
while (++index < length) {
|
|
var value = array[index],
|
|
computed = iteratee ? iteratee(value) : value;
|
|
|
|
value = (comparator || value !== 0) ? value : 0;
|
|
if (isCommon && computed === computed) {
|
|
var valuesIndex = valuesLength;
|
|
while (valuesIndex--) {
|
|
if (values[valuesIndex] === computed) {
|
|
continue outer;
|
|
}
|
|
}
|
|
result.push(value);
|
|
}
|
|
else if (!includes(values, computed, comparator)) {
|
|
result.push(value);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = baseDifference;
|
|
|
|
|
|
/***/ },
|
|
/* 124 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* The base implementation of `_.hasIn` without support for deep paths.
|
|
*
|
|
* @private
|
|
* @param {Object} [object] The object to query.
|
|
* @param {Array|string} key The key to check.
|
|
* @returns {boolean} Returns `true` if `key` exists, else `false`.
|
|
*/
|
|
function baseHasIn(object, key) {
|
|
return object != null && key in Object(object);
|
|
}
|
|
|
|
module.e = baseHasIn;
|
|
|
|
|
|
/***/ },
|
|
/* 125 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var indexOfNaN = __webpack_require__(166);
|
|
|
|
/**
|
|
* The base implementation of `_.indexOf` without `fromIndex` bounds checks.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to search.
|
|
* @param {*} value The value to search for.
|
|
* @param {number} fromIndex The index to search from.
|
|
* @returns {number} Returns the index of the matched value, else `-1`.
|
|
*/
|
|
function baseIndexOf(array, value, fromIndex) {
|
|
if (value !== value) {
|
|
return indexOfNaN(array, fromIndex);
|
|
}
|
|
var index = fromIndex - 1,
|
|
length = array.length;
|
|
|
|
while (++index < length) {
|
|
if (array[index] === value) {
|
|
return index;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
module.e = baseIndexOf;
|
|
|
|
|
|
/***/ },
|
|
/* 126 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(17),
|
|
equalArrays = __webpack_require__(65),
|
|
equalByTag = __webpack_require__(153),
|
|
equalObjects = __webpack_require__(154),
|
|
getTag = __webpack_require__(39),
|
|
isArray = __webpack_require__(0),
|
|
isHostObject = __webpack_require__(21),
|
|
isTypedArray = __webpack_require__(42);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/** `Object#toString` result references. */
|
|
var argsTag = '[object Arguments]',
|
|
arrayTag = '[object Array]',
|
|
objectTag = '[object Object]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* A specialized version of `baseIsEqual` for arrays and objects which performs
|
|
* deep comparisons and tracks traversed objects enabling objects with circular
|
|
* references to be compared.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to compare.
|
|
* @param {Object} other The other object to compare.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Function} [customizer] The function to customize comparisons.
|
|
* @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual`
|
|
* for more details.
|
|
* @param {Object} [stack] Tracks traversed `object` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
|
|
*/
|
|
function baseIsEqualDeep(object, other, equalFunc, customizer, bitmask, stack) {
|
|
var objIsArr = isArray(object),
|
|
othIsArr = isArray(other),
|
|
objTag = arrayTag,
|
|
othTag = arrayTag;
|
|
|
|
if (!objIsArr) {
|
|
objTag = getTag(object);
|
|
objTag = objTag == argsTag ? objectTag : objTag;
|
|
}
|
|
if (!othIsArr) {
|
|
othTag = getTag(other);
|
|
othTag = othTag == argsTag ? objectTag : othTag;
|
|
}
|
|
var objIsObj = objTag == objectTag && !isHostObject(object),
|
|
othIsObj = othTag == objectTag && !isHostObject(other),
|
|
isSameTag = objTag == othTag;
|
|
|
|
if (isSameTag && !objIsObj) {
|
|
stack || (stack = new Stack);
|
|
return (objIsArr || isTypedArray(object))
|
|
? equalArrays(object, other, equalFunc, customizer, bitmask, stack)
|
|
: equalByTag(object, other, objTag, equalFunc, customizer, bitmask, stack);
|
|
}
|
|
if (!(bitmask & PARTIAL_COMPARE_FLAG)) {
|
|
var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
|
|
othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
|
|
|
|
if (objIsWrapped || othIsWrapped) {
|
|
var objUnwrapped = objIsWrapped ? object.value() : object,
|
|
othUnwrapped = othIsWrapped ? other.value() : other;
|
|
|
|
stack || (stack = new Stack);
|
|
return equalFunc(objUnwrapped, othUnwrapped, customizer, bitmask, stack);
|
|
}
|
|
}
|
|
if (!isSameTag) {
|
|
return false;
|
|
}
|
|
stack || (stack = new Stack);
|
|
return equalObjects(object, other, equalFunc, customizer, bitmask, stack);
|
|
}
|
|
|
|
module.e = baseIsEqualDeep;
|
|
|
|
|
|
/***/ },
|
|
/* 127 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(17),
|
|
baseIsEqual = __webpack_require__(60);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var UNORDERED_COMPARE_FLAG = 1,
|
|
PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/**
|
|
* The base implementation of `_.isMatch` without support for iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to inspect.
|
|
* @param {Object} source The object of property values to match.
|
|
* @param {Array} matchData The property names, values, and compare flags to match.
|
|
* @param {Function} [customizer] The function to customize comparisons.
|
|
* @returns {boolean} Returns `true` if `object` is a match, else `false`.
|
|
*/
|
|
function baseIsMatch(object, source, matchData, customizer) {
|
|
var index = matchData.length,
|
|
length = index,
|
|
noCustomizer = !customizer;
|
|
|
|
if (object == null) {
|
|
return !length;
|
|
}
|
|
object = Object(object);
|
|
while (index--) {
|
|
var data = matchData[index];
|
|
if ((noCustomizer && data[2])
|
|
? data[1] !== object[data[0]]
|
|
: !(data[0] in object)
|
|
) {
|
|
return false;
|
|
}
|
|
}
|
|
while (++index < length) {
|
|
data = matchData[index];
|
|
var key = data[0],
|
|
objValue = object[key],
|
|
srcValue = data[1];
|
|
|
|
if (noCustomizer && data[2]) {
|
|
if (objValue === undefined && !(key in object)) {
|
|
return false;
|
|
}
|
|
} else {
|
|
var stack = new Stack;
|
|
if (customizer) {
|
|
var result = customizer(objValue, srcValue, key, object, source, stack);
|
|
}
|
|
if (!(result === undefined
|
|
? baseIsEqual(srcValue, objValue, customizer, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG, stack)
|
|
: result
|
|
)) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
module.e = baseIsMatch;
|
|
|
|
|
|
/***/ },
|
|
/* 128 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isFunction = __webpack_require__(14),
|
|
isHostObject = __webpack_require__(21),
|
|
isMasked = __webpack_require__(173),
|
|
isObject = __webpack_require__(3),
|
|
toSource = __webpack_require__(72);
|
|
|
|
/**
|
|
* Used to match `RegExp`
|
|
* [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
|
|
*/
|
|
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
|
|
|
|
/** Used to detect host constructors (Safari). */
|
|
var reIsHostCtor = /^\[object .+?Constructor\]$/;
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = Function.prototype.toString;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/** Used to detect if a method is native. */
|
|
var reIsNative = RegExp('^' +
|
|
funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
|
|
.replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
|
|
);
|
|
|
|
/**
|
|
* The base implementation of `_.isNative` without bad shim checks.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a native function,
|
|
* else `false`.
|
|
*/
|
|
function baseIsNative(value) {
|
|
if (!isObject(value) || isMasked(value)) {
|
|
return false;
|
|
}
|
|
var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
|
|
return pattern.test(toSource(value));
|
|
}
|
|
|
|
module.e = baseIsNative;
|
|
|
|
|
|
/***/ },
|
|
/* 129 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseMatches = __webpack_require__(132),
|
|
baseMatchesProperty = __webpack_require__(133),
|
|
identity = __webpack_require__(195),
|
|
isArray = __webpack_require__(0),
|
|
property = __webpack_require__(201);
|
|
|
|
/**
|
|
* The base implementation of `_.iteratee`.
|
|
*
|
|
* @private
|
|
* @param {*} [value=_.identity] The value to convert to an iteratee.
|
|
* @returns {Function} Returns the iteratee.
|
|
*/
|
|
function baseIteratee(value) {
|
|
// Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.
|
|
// See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.
|
|
if (typeof value == 'function') {
|
|
return value;
|
|
}
|
|
if (value == null) {
|
|
return identity;
|
|
}
|
|
if (typeof value == 'object') {
|
|
return isArray(value)
|
|
? baseMatchesProperty(value[0], value[1])
|
|
: baseMatches(value);
|
|
}
|
|
return property(value);
|
|
}
|
|
|
|
module.e = baseIteratee;
|
|
|
|
|
|
/***/ },
|
|
/* 130 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeKeys = Object.keys;
|
|
|
|
/**
|
|
* The base implementation of `_.keys` which doesn't skip the constructor
|
|
* property of prototypes or treat sparse arrays as dense.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function baseKeys(object) {
|
|
return nativeKeys(Object(object));
|
|
}
|
|
|
|
module.e = baseKeys;
|
|
|
|
|
|
/***/ },
|
|
/* 131 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Reflect = __webpack_require__(111),
|
|
iteratorToArray = __webpack_require__(174);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Built-in value references. */
|
|
var enumerate = Reflect ? Reflect.enumerate : undefined,
|
|
propertyIsEnumerable = objectProto.propertyIsEnumerable;
|
|
|
|
/**
|
|
* The base implementation of `_.keysIn` which doesn't skip the constructor
|
|
* property of prototypes or treat sparse arrays as dense.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function baseKeysIn(object) {
|
|
object = object == null ? object : Object(object);
|
|
|
|
var result = [];
|
|
for (var key in object) {
|
|
result.push(key);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Fallback for IE < 9 with es6-shim.
|
|
if (enumerate && !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf')) {
|
|
baseKeysIn = function(object) {
|
|
return iteratorToArray(enumerate(object));
|
|
};
|
|
}
|
|
|
|
module.e = baseKeysIn;
|
|
|
|
|
|
/***/ },
|
|
/* 132 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsMatch = __webpack_require__(127),
|
|
getMatchData = __webpack_require__(157),
|
|
matchesStrictComparable = __webpack_require__(70);
|
|
|
|
/**
|
|
* The base implementation of `_.matches` which doesn't clone `source`.
|
|
*
|
|
* @private
|
|
* @param {Object} source The object of property values to match.
|
|
* @returns {Function} Returns the new spec function.
|
|
*/
|
|
function baseMatches(source) {
|
|
var matchData = getMatchData(source);
|
|
if (matchData.length == 1 && matchData[0][2]) {
|
|
return matchesStrictComparable(matchData[0][0], matchData[0][1]);
|
|
}
|
|
return function(object) {
|
|
return object === source || baseIsMatch(object, source, matchData);
|
|
};
|
|
}
|
|
|
|
module.e = baseMatches;
|
|
|
|
|
|
/***/ },
|
|
/* 133 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsEqual = __webpack_require__(60),
|
|
get = __webpack_require__(193),
|
|
hasIn = __webpack_require__(194),
|
|
isKey = __webpack_require__(23),
|
|
isStrictComparable = __webpack_require__(68),
|
|
matchesStrictComparable = __webpack_require__(70),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var UNORDERED_COMPARE_FLAG = 1,
|
|
PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/**
|
|
* The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.
|
|
*
|
|
* @private
|
|
* @param {string} path The path of the property to get.
|
|
* @param {*} srcValue The value to match.
|
|
* @returns {Function} Returns the new spec function.
|
|
*/
|
|
function baseMatchesProperty(path, srcValue) {
|
|
if (isKey(path) && isStrictComparable(srcValue)) {
|
|
return matchesStrictComparable(toKey(path), srcValue);
|
|
}
|
|
return function(object) {
|
|
var objValue = get(object, path);
|
|
return (objValue === undefined && objValue === srcValue)
|
|
? hasIn(object, path)
|
|
: baseIsEqual(srcValue, objValue, undefined, UNORDERED_COMPARE_FLAG | PARTIAL_COMPARE_FLAG);
|
|
};
|
|
}
|
|
|
|
module.e = baseMatchesProperty;
|
|
|
|
|
|
/***/ },
|
|
/* 134 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(17),
|
|
arrayEach = __webpack_require__(53),
|
|
assignMergeValue = __webpack_require__(54),
|
|
baseMergeDeep = __webpack_require__(135),
|
|
isArray = __webpack_require__(0),
|
|
isObject = __webpack_require__(3),
|
|
isTypedArray = __webpack_require__(42),
|
|
keysIn = __webpack_require__(43);
|
|
|
|
/**
|
|
* The base implementation of `_.merge` without support for multiple sources.
|
|
*
|
|
* @private
|
|
* @param {Object} object The destination object.
|
|
* @param {Object} source The source object.
|
|
* @param {number} srcIndex The index of `source`.
|
|
* @param {Function} [customizer] The function to customize merged values.
|
|
* @param {Object} [stack] Tracks traversed source values and their merged
|
|
* counterparts.
|
|
*/
|
|
function baseMerge(object, source, srcIndex, customizer, stack) {
|
|
if (object === source) {
|
|
return;
|
|
}
|
|
if (!(isArray(source) || isTypedArray(source))) {
|
|
var props = keysIn(source);
|
|
}
|
|
arrayEach(props || source, function(srcValue, key) {
|
|
if (props) {
|
|
key = srcValue;
|
|
srcValue = source[key];
|
|
}
|
|
if (isObject(srcValue)) {
|
|
stack || (stack = new Stack);
|
|
baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);
|
|
}
|
|
else {
|
|
var newValue = customizer
|
|
? customizer(object[key], srcValue, (key + ''), object, source, stack)
|
|
: undefined;
|
|
|
|
if (newValue === undefined) {
|
|
newValue = srcValue;
|
|
}
|
|
assignMergeValue(object, key, newValue);
|
|
}
|
|
});
|
|
}
|
|
|
|
module.e = baseMerge;
|
|
|
|
|
|
/***/ },
|
|
/* 135 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assignMergeValue = __webpack_require__(54),
|
|
baseClone = __webpack_require__(121),
|
|
copyArray = __webpack_require__(64),
|
|
isArguments = __webpack_require__(13),
|
|
isArray = __webpack_require__(0),
|
|
isArrayLikeObject = __webpack_require__(73),
|
|
isFunction = __webpack_require__(14),
|
|
isObject = __webpack_require__(3),
|
|
isPlainObject = __webpack_require__(197),
|
|
isTypedArray = __webpack_require__(42),
|
|
toPlainObject = __webpack_require__(207);
|
|
|
|
/**
|
|
* A specialized version of `baseMerge` for arrays and objects which performs
|
|
* deep merges and tracks traversed objects enabling objects with circular
|
|
* references to be merged.
|
|
*
|
|
* @private
|
|
* @param {Object} object The destination object.
|
|
* @param {Object} source The source object.
|
|
* @param {string} key The key of the value to merge.
|
|
* @param {number} srcIndex The index of `source`.
|
|
* @param {Function} mergeFunc The function to merge values.
|
|
* @param {Function} [customizer] The function to customize assigned values.
|
|
* @param {Object} [stack] Tracks traversed source values and their merged
|
|
* counterparts.
|
|
*/
|
|
function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {
|
|
var objValue = object[key],
|
|
srcValue = source[key],
|
|
stacked = stack.get(srcValue);
|
|
|
|
if (stacked) {
|
|
assignMergeValue(object, key, stacked);
|
|
return;
|
|
}
|
|
var newValue = customizer
|
|
? customizer(objValue, srcValue, (key + ''), object, source, stack)
|
|
: undefined;
|
|
|
|
var isCommon = newValue === undefined;
|
|
|
|
if (isCommon) {
|
|
newValue = srcValue;
|
|
if (isArray(srcValue) || isTypedArray(srcValue)) {
|
|
if (isArray(objValue)) {
|
|
newValue = objValue;
|
|
}
|
|
else if (isArrayLikeObject(objValue)) {
|
|
newValue = copyArray(objValue);
|
|
}
|
|
else {
|
|
isCommon = false;
|
|
newValue = baseClone(srcValue, true);
|
|
}
|
|
}
|
|
else if (isPlainObject(srcValue) || isArguments(srcValue)) {
|
|
if (isArguments(objValue)) {
|
|
newValue = toPlainObject(objValue);
|
|
}
|
|
else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) {
|
|
isCommon = false;
|
|
newValue = baseClone(srcValue, true);
|
|
}
|
|
else {
|
|
newValue = objValue;
|
|
}
|
|
}
|
|
else {
|
|
isCommon = false;
|
|
}
|
|
}
|
|
stack.set(srcValue, newValue);
|
|
|
|
if (isCommon) {
|
|
// Recursively merge objects and arrays (susceptible to call stack limits).
|
|
mergeFunc(newValue, srcValue, srcIndex, customizer, stack);
|
|
}
|
|
stack['delete'](srcValue);
|
|
assignMergeValue(object, key, newValue);
|
|
}
|
|
|
|
module.e = baseMergeDeep;
|
|
|
|
|
|
/***/ },
|
|
/* 136 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getAllKeysIn = __webpack_require__(66);
|
|
|
|
/**
|
|
* The base implementation of `_.pickBy` without support for iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Object} object The source object.
|
|
* @param {Function} predicate The function invoked per property.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
function basePickBy(object, predicate) {
|
|
var index = -1,
|
|
props = getAllKeysIn(object),
|
|
length = props.length,
|
|
result = {};
|
|
|
|
while (++index < length) {
|
|
var key = props[index],
|
|
value = object[key];
|
|
|
|
if (predicate(value, key)) {
|
|
result[key] = value;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = basePickBy;
|
|
|
|
|
|
/***/ },
|
|
/* 137 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseGet = __webpack_require__(57);
|
|
|
|
/**
|
|
* A specialized version of `baseProperty` which supports deep paths.
|
|
*
|
|
* @private
|
|
* @param {Array|string} path The path of the property to get.
|
|
* @returns {Function} Returns the new accessor function.
|
|
*/
|
|
function basePropertyDeep(path) {
|
|
return function(object) {
|
|
return baseGet(object, path);
|
|
};
|
|
}
|
|
|
|
module.e = basePropertyDeep;
|
|
|
|
|
|
/***/ },
|
|
/* 138 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* The base implementation of `_.times` without support for iteratee shorthands
|
|
* or max array length checks.
|
|
*
|
|
* @private
|
|
* @param {number} n The number of times to invoke `iteratee`.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @returns {Array} Returns the array of results.
|
|
*/
|
|
function baseTimes(n, iteratee) {
|
|
var index = -1,
|
|
result = Array(n);
|
|
|
|
while (++index < n) {
|
|
result[index] = iteratee(index);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = baseTimes;
|
|
|
|
|
|
/***/ },
|
|
/* 139 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(32),
|
|
isSymbol = __webpack_require__(28);
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var INFINITY = 1 / 0;
|
|
|
|
/** Used to convert symbols to primitives and strings. */
|
|
var symbolProto = Symbol ? Symbol.prototype : undefined,
|
|
symbolToString = symbolProto ? symbolProto.toString : undefined;
|
|
|
|
/**
|
|
* The base implementation of `_.toString` which doesn't convert nullish
|
|
* values to empty strings.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to process.
|
|
* @returns {string} Returns the string.
|
|
*/
|
|
function baseToString(value) {
|
|
// Exit early for strings to avoid a performance hit in some environments.
|
|
if (typeof value == 'string') {
|
|
return value;
|
|
}
|
|
if (isSymbol(value)) {
|
|
return symbolToString ? symbolToString.call(value) : '';
|
|
}
|
|
var result = (value + '');
|
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
|
}
|
|
|
|
module.e = baseToString;
|
|
|
|
|
|
/***/ },
|
|
/* 140 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* The base implementation of `_.unary` without support for storing wrapper metadata.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to cap arguments for.
|
|
* @returns {Function} Returns the new capped function.
|
|
*/
|
|
function baseUnary(func) {
|
|
return function(value) {
|
|
return func(value);
|
|
};
|
|
}
|
|
|
|
module.e = baseUnary;
|
|
|
|
|
|
/***/ },
|
|
/* 141 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if a cache value for `key` exists.
|
|
*
|
|
* @private
|
|
* @param {Object} cache The cache to query.
|
|
* @param {string} key The key of the entry to check.
|
|
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
*/
|
|
function cacheHas(cache, key) {
|
|
return cache.has(key);
|
|
}
|
|
|
|
module.e = cacheHas;
|
|
|
|
|
|
/***/ },
|
|
/* 142 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is a global object.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {null|Object} Returns `value` if it's a global object, else `null`.
|
|
*/
|
|
function checkGlobal(value) {
|
|
return (value && value.Object === Object) ? value : null;
|
|
}
|
|
|
|
module.e = checkGlobal;
|
|
|
|
|
|
/***/ },
|
|
/* 143 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Creates a clone of `buffer`.
|
|
*
|
|
* @private
|
|
* @param {Buffer} buffer The buffer to clone.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Buffer} Returns the cloned buffer.
|
|
*/
|
|
function cloneBuffer(buffer, isDeep) {
|
|
if (isDeep) {
|
|
return buffer.slice();
|
|
}
|
|
var result = new buffer.constructor(buffer.length);
|
|
buffer.copy(result);
|
|
return result;
|
|
}
|
|
|
|
module.e = cloneBuffer;
|
|
|
|
|
|
/***/ },
|
|
/* 144 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(36);
|
|
|
|
/**
|
|
* Creates a clone of `dataView`.
|
|
*
|
|
* @private
|
|
* @param {Object} dataView The data view to clone.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Object} Returns the cloned data view.
|
|
*/
|
|
function cloneDataView(dataView, isDeep) {
|
|
var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;
|
|
return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);
|
|
}
|
|
|
|
module.e = cloneDataView;
|
|
|
|
|
|
/***/ },
|
|
/* 145 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var addMapEntry = __webpack_require__(114),
|
|
arrayReduce = __webpack_require__(35),
|
|
mapToArray = __webpack_require__(69);
|
|
|
|
/**
|
|
* Creates a clone of `map`.
|
|
*
|
|
* @private
|
|
* @param {Object} map The map to clone.
|
|
* @param {Function} cloneFunc The function to clone values.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Object} Returns the cloned map.
|
|
*/
|
|
function cloneMap(map, isDeep, cloneFunc) {
|
|
var array = isDeep ? cloneFunc(mapToArray(map), true) : mapToArray(map);
|
|
return arrayReduce(array, addMapEntry, new map.constructor);
|
|
}
|
|
|
|
module.e = cloneMap;
|
|
|
|
|
|
/***/ },
|
|
/* 146 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used to match `RegExp` flags from their coerced string values. */
|
|
var reFlags = /\w*$/;
|
|
|
|
/**
|
|
* Creates a clone of `regexp`.
|
|
*
|
|
* @private
|
|
* @param {Object} regexp The regexp to clone.
|
|
* @returns {Object} Returns the cloned regexp.
|
|
*/
|
|
function cloneRegExp(regexp) {
|
|
var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));
|
|
result.lastIndex = regexp.lastIndex;
|
|
return result;
|
|
}
|
|
|
|
module.e = cloneRegExp;
|
|
|
|
|
|
/***/ },
|
|
/* 147 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var addSetEntry = __webpack_require__(115),
|
|
arrayReduce = __webpack_require__(35),
|
|
setToArray = __webpack_require__(71);
|
|
|
|
/**
|
|
* Creates a clone of `set`.
|
|
*
|
|
* @private
|
|
* @param {Object} set The set to clone.
|
|
* @param {Function} cloneFunc The function to clone values.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Object} Returns the cloned set.
|
|
*/
|
|
function cloneSet(set, isDeep, cloneFunc) {
|
|
var array = isDeep ? cloneFunc(setToArray(set), true) : setToArray(set);
|
|
return arrayReduce(array, addSetEntry, new set.constructor);
|
|
}
|
|
|
|
module.e = cloneSet;
|
|
|
|
|
|
/***/ },
|
|
/* 148 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(32);
|
|
|
|
/** Used to convert symbols to primitives and strings. */
|
|
var symbolProto = Symbol ? Symbol.prototype : undefined,
|
|
symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;
|
|
|
|
/**
|
|
* Creates a clone of the `symbol` object.
|
|
*
|
|
* @private
|
|
* @param {Object} symbol The symbol object to clone.
|
|
* @returns {Object} Returns the cloned symbol object.
|
|
*/
|
|
function cloneSymbol(symbol) {
|
|
return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};
|
|
}
|
|
|
|
module.e = cloneSymbol;
|
|
|
|
|
|
/***/ },
|
|
/* 149 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(36);
|
|
|
|
/**
|
|
* Creates a clone of `typedArray`.
|
|
*
|
|
* @private
|
|
* @param {Object} typedArray The typed array to clone.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Object} Returns the cloned typed array.
|
|
*/
|
|
function cloneTypedArray(typedArray, isDeep) {
|
|
var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;
|
|
return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);
|
|
}
|
|
|
|
module.e = cloneTypedArray;
|
|
|
|
|
|
/***/ },
|
|
/* 150 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(37),
|
|
getSymbols = __webpack_require__(38);
|
|
|
|
/**
|
|
* Copies own symbol properties of `source` to `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} source The object to copy symbols from.
|
|
* @param {Object} [object={}] The object to copy symbols to.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
function copySymbols(source, object) {
|
|
return copyObject(source, getSymbols(source), object);
|
|
}
|
|
|
|
module.e = copySymbols;
|
|
|
|
|
|
/***/ },
|
|
/* 151 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(2);
|
|
|
|
/** Used to detect overreaching core-js shims. */
|
|
var coreJsData = root['__core-js_shared__'];
|
|
|
|
module.e = coreJsData;
|
|
|
|
|
|
/***/ },
|
|
/* 152 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isIterateeCall = __webpack_require__(171),
|
|
rest = __webpack_require__(44);
|
|
|
|
/**
|
|
* Creates a function like `_.assign`.
|
|
*
|
|
* @private
|
|
* @param {Function} assigner The function to assign values.
|
|
* @returns {Function} Returns the new assigner function.
|
|
*/
|
|
function createAssigner(assigner) {
|
|
return rest(function(object, sources) {
|
|
var index = -1,
|
|
length = sources.length,
|
|
customizer = length > 1 ? sources[length - 1] : undefined,
|
|
guard = length > 2 ? sources[2] : undefined;
|
|
|
|
customizer = (assigner.length > 3 && typeof customizer == 'function')
|
|
? (length--, customizer)
|
|
: undefined;
|
|
|
|
if (guard && isIterateeCall(sources[0], sources[1], guard)) {
|
|
customizer = length < 3 ? undefined : customizer;
|
|
length = 1;
|
|
}
|
|
object = Object(object);
|
|
while (++index < length) {
|
|
var source = sources[index];
|
|
if (source) {
|
|
assigner(object, source, index, customizer);
|
|
}
|
|
}
|
|
return object;
|
|
});
|
|
}
|
|
|
|
module.e = createAssigner;
|
|
|
|
|
|
/***/ },
|
|
/* 153 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(32),
|
|
Uint8Array = __webpack_require__(52),
|
|
equalArrays = __webpack_require__(65),
|
|
mapToArray = __webpack_require__(69),
|
|
setToArray = __webpack_require__(71);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var UNORDERED_COMPARE_FLAG = 1,
|
|
PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/** `Object#toString` result references. */
|
|
var boolTag = '[object Boolean]',
|
|
dateTag = '[object Date]',
|
|
errorTag = '[object Error]',
|
|
mapTag = '[object Map]',
|
|
numberTag = '[object Number]',
|
|
regexpTag = '[object RegExp]',
|
|
setTag = '[object Set]',
|
|
stringTag = '[object String]',
|
|
symbolTag = '[object Symbol]';
|
|
|
|
var arrayBufferTag = '[object ArrayBuffer]',
|
|
dataViewTag = '[object DataView]';
|
|
|
|
/** Used to convert symbols to primitives and strings. */
|
|
var symbolProto = Symbol ? Symbol.prototype : undefined,
|
|
symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;
|
|
|
|
/**
|
|
* A specialized version of `baseIsEqualDeep` for comparing objects of
|
|
* the same `toStringTag`.
|
|
*
|
|
* **Note:** This function only supports comparing values with tags of
|
|
* `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to compare.
|
|
* @param {Object} other The other object to compare.
|
|
* @param {string} tag The `toStringTag` of the objects to compare.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual`
|
|
* for more details.
|
|
* @param {Object} stack Tracks traversed `object` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
|
|
*/
|
|
function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) {
|
|
switch (tag) {
|
|
case dataViewTag:
|
|
if ((object.byteLength != other.byteLength) ||
|
|
(object.byteOffset != other.byteOffset)) {
|
|
return false;
|
|
}
|
|
object = object.buffer;
|
|
other = other.buffer;
|
|
|
|
case arrayBufferTag:
|
|
if ((object.byteLength != other.byteLength) ||
|
|
!equalFunc(new Uint8Array(object), new Uint8Array(other))) {
|
|
return false;
|
|
}
|
|
return true;
|
|
|
|
case boolTag:
|
|
case dateTag:
|
|
// Coerce dates and booleans to numbers, dates to milliseconds and
|
|
// booleans to `1` or `0` treating invalid dates coerced to `NaN` as
|
|
// not equal.
|
|
return +object == +other;
|
|
|
|
case errorTag:
|
|
return object.name == other.name && object.message == other.message;
|
|
|
|
case numberTag:
|
|
// Treat `NaN` vs. `NaN` as equal.
|
|
return (object != +object) ? other != +other : object == +other;
|
|
|
|
case regexpTag:
|
|
case stringTag:
|
|
// Coerce regexes to strings and treat strings, primitives and objects,
|
|
// as equal. See http://www.ecma-international.org/ecma-262/6.0/#sec-regexp.prototype.tostring
|
|
// for more details.
|
|
return object == (other + '');
|
|
|
|
case mapTag:
|
|
var convert = mapToArray;
|
|
|
|
case setTag:
|
|
var isPartial = bitmask & PARTIAL_COMPARE_FLAG;
|
|
convert || (convert = setToArray);
|
|
|
|
if (object.size != other.size && !isPartial) {
|
|
return false;
|
|
}
|
|
// Assume cyclic values are equal.
|
|
var stacked = stack.get(object);
|
|
if (stacked) {
|
|
return stacked == other;
|
|
}
|
|
bitmask |= UNORDERED_COMPARE_FLAG;
|
|
stack.set(object, other);
|
|
|
|
// Recursively compare objects (susceptible to call stack limits).
|
|
return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack);
|
|
|
|
case symbolTag:
|
|
if (symbolValueOf) {
|
|
return symbolValueOf.call(object) == symbolValueOf.call(other);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.e = equalByTag;
|
|
|
|
|
|
/***/ },
|
|
/* 154 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseHas = __webpack_require__(59),
|
|
keys = __webpack_require__(8);
|
|
|
|
/** Used to compose bitmasks for comparison styles. */
|
|
var PARTIAL_COMPARE_FLAG = 2;
|
|
|
|
/**
|
|
* A specialized version of `baseIsEqualDeep` for objects with support for
|
|
* partial deep comparisons.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to compare.
|
|
* @param {Object} other The other object to compare.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual`
|
|
* for more details.
|
|
* @param {Object} stack Tracks traversed `object` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
|
|
*/
|
|
function equalObjects(object, other, equalFunc, customizer, bitmask, stack) {
|
|
var isPartial = bitmask & PARTIAL_COMPARE_FLAG,
|
|
objProps = keys(object),
|
|
objLength = objProps.length,
|
|
othProps = keys(other),
|
|
othLength = othProps.length;
|
|
|
|
if (objLength != othLength && !isPartial) {
|
|
return false;
|
|
}
|
|
var index = objLength;
|
|
while (index--) {
|
|
var key = objProps[index];
|
|
if (!(isPartial ? key in other : baseHas(other, key))) {
|
|
return false;
|
|
}
|
|
}
|
|
// Assume cyclic values are equal.
|
|
var stacked = stack.get(object);
|
|
if (stacked) {
|
|
return stacked == other;
|
|
}
|
|
var result = true;
|
|
stack.set(object, other);
|
|
|
|
var skipCtor = isPartial;
|
|
while (++index < objLength) {
|
|
key = objProps[index];
|
|
var objValue = object[key],
|
|
othValue = other[key];
|
|
|
|
if (customizer) {
|
|
var compared = isPartial
|
|
? customizer(othValue, objValue, key, other, object, stack)
|
|
: customizer(objValue, othValue, key, object, other, stack);
|
|
}
|
|
// Recursively compare objects (susceptible to call stack limits).
|
|
if (!(compared === undefined
|
|
? (objValue === othValue || equalFunc(objValue, othValue, customizer, bitmask, stack))
|
|
: compared
|
|
)) {
|
|
result = false;
|
|
break;
|
|
}
|
|
skipCtor || (skipCtor = key == 'constructor');
|
|
}
|
|
if (result && !skipCtor) {
|
|
var objCtor = object.constructor,
|
|
othCtor = other.constructor;
|
|
|
|
// Non `Object` object instances with different constructors are not equal.
|
|
if (objCtor != othCtor &&
|
|
('constructor' in object && 'constructor' in other) &&
|
|
!(typeof objCtor == 'function' && objCtor instanceof objCtor &&
|
|
typeof othCtor == 'function' && othCtor instanceof othCtor)) {
|
|
result = false;
|
|
}
|
|
}
|
|
stack['delete'](object);
|
|
return result;
|
|
}
|
|
|
|
module.e = equalObjects;
|
|
|
|
|
|
/***/ },
|
|
/* 155 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetAllKeys = __webpack_require__(58),
|
|
getSymbols = __webpack_require__(38),
|
|
keys = __webpack_require__(8);
|
|
|
|
/**
|
|
* Creates an array of own enumerable property names and symbols of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names and symbols.
|
|
*/
|
|
function getAllKeys(object) {
|
|
return baseGetAllKeys(object, keys, getSymbols);
|
|
}
|
|
|
|
module.e = getAllKeys;
|
|
|
|
|
|
/***/ },
|
|
/* 156 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseProperty = __webpack_require__(62);
|
|
|
|
/**
|
|
* Gets the "length" property value of `object`.
|
|
*
|
|
* **Note:** This function is used to avoid a
|
|
* [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects
|
|
* Safari on at least iOS 8.1-8.3 ARM64.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {*} Returns the "length" value.
|
|
*/
|
|
var getLength = baseProperty('length');
|
|
|
|
module.e = getLength;
|
|
|
|
|
|
/***/ },
|
|
/* 157 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isStrictComparable = __webpack_require__(68),
|
|
keys = __webpack_require__(8);
|
|
|
|
/**
|
|
* Gets the property names, values, and compare flags of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the match data of `object`.
|
|
*/
|
|
function getMatchData(object) {
|
|
var result = keys(object),
|
|
length = result.length;
|
|
|
|
while (length--) {
|
|
var key = result[length],
|
|
value = object[key];
|
|
|
|
result[length] = [key, value, isStrictComparable(value)];
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = getMatchData;
|
|
|
|
|
|
/***/ },
|
|
/* 158 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(34),
|
|
getPrototype = __webpack_require__(20),
|
|
getSymbols = __webpack_require__(38);
|
|
|
|
/** Built-in value references. */
|
|
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
|
|
|
|
/**
|
|
* Creates an array of the own and inherited enumerable symbol properties
|
|
* of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of symbols.
|
|
*/
|
|
var getSymbolsIn = !getOwnPropertySymbols ? getSymbols : function(object) {
|
|
var result = [];
|
|
while (object) {
|
|
arrayPush(result, getSymbols(object));
|
|
object = getPrototype(object);
|
|
}
|
|
return result;
|
|
};
|
|
|
|
module.e = getSymbolsIn;
|
|
|
|
|
|
/***/ },
|
|
/* 159 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Gets the value at `key` of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} [object] The object to query.
|
|
* @param {string} key The key of the property to get.
|
|
* @returns {*} Returns the property value.
|
|
*/
|
|
function getValue(object, key) {
|
|
return object == null ? undefined : object[key];
|
|
}
|
|
|
|
module.e = getValue;
|
|
|
|
|
|
/***/ },
|
|
/* 160 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var castPath = __webpack_require__(63),
|
|
isArguments = __webpack_require__(13),
|
|
isArray = __webpack_require__(0),
|
|
isIndex = __webpack_require__(22),
|
|
isKey = __webpack_require__(23),
|
|
isLength = __webpack_require__(27),
|
|
isString = __webpack_require__(41),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/**
|
|
* Checks if `path` exists on `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @param {Array|string} path The path to check.
|
|
* @param {Function} hasFunc The function to check properties.
|
|
* @returns {boolean} Returns `true` if `path` exists, else `false`.
|
|
*/
|
|
function hasPath(object, path, hasFunc) {
|
|
path = isKey(path, object) ? [path] : castPath(path);
|
|
|
|
var result,
|
|
index = -1,
|
|
length = path.length;
|
|
|
|
while (++index < length) {
|
|
var key = toKey(path[index]);
|
|
if (!(result = object != null && hasFunc(object, key))) {
|
|
break;
|
|
}
|
|
object = object[key];
|
|
}
|
|
if (result) {
|
|
return result;
|
|
}
|
|
var length = object ? object.length : 0;
|
|
return !!length && isLength(length) && isIndex(key, length) &&
|
|
(isArray(object) || isString(object) || isArguments(object));
|
|
}
|
|
|
|
module.e = hasPath;
|
|
|
|
|
|
/***/ },
|
|
/* 161 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(24);
|
|
|
|
/**
|
|
* Removes all key-value entries from the hash.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf Hash
|
|
*/
|
|
function hashClear() {
|
|
this.__data__ = nativeCreate ? nativeCreate(null) : {};
|
|
}
|
|
|
|
module.e = hashClear;
|
|
|
|
|
|
/***/ },
|
|
/* 162 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Removes `key` and its value from the hash.
|
|
*
|
|
* @private
|
|
* @name delete
|
|
* @memberOf Hash
|
|
* @param {Object} hash The hash to modify.
|
|
* @param {string} key The key of the value to remove.
|
|
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
*/
|
|
function hashDelete(key) {
|
|
return this.has(key) && delete this.__data__[key];
|
|
}
|
|
|
|
module.e = hashDelete;
|
|
|
|
|
|
/***/ },
|
|
/* 163 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(24);
|
|
|
|
/** Used to stand-in for `undefined` hash values. */
|
|
var HASH_UNDEFINED = '__lodash_hash_undefined__';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Gets the hash value for `key`.
|
|
*
|
|
* @private
|
|
* @name get
|
|
* @memberOf Hash
|
|
* @param {string} key The key of the value to get.
|
|
* @returns {*} Returns the entry value.
|
|
*/
|
|
function hashGet(key) {
|
|
var data = this.__data__;
|
|
if (nativeCreate) {
|
|
var result = data[key];
|
|
return result === HASH_UNDEFINED ? undefined : result;
|
|
}
|
|
return hasOwnProperty.call(data, key) ? data[key] : undefined;
|
|
}
|
|
|
|
module.e = hashGet;
|
|
|
|
|
|
/***/ },
|
|
/* 164 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(24);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Checks if a hash value for `key` exists.
|
|
*
|
|
* @private
|
|
* @name has
|
|
* @memberOf Hash
|
|
* @param {string} key The key of the entry to check.
|
|
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
*/
|
|
function hashHas(key) {
|
|
var data = this.__data__;
|
|
return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
|
|
}
|
|
|
|
module.e = hashHas;
|
|
|
|
|
|
/***/ },
|
|
/* 165 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(24);
|
|
|
|
/** Used to stand-in for `undefined` hash values. */
|
|
var HASH_UNDEFINED = '__lodash_hash_undefined__';
|
|
|
|
/**
|
|
* Sets the hash `key` to `value`.
|
|
*
|
|
* @private
|
|
* @name set
|
|
* @memberOf Hash
|
|
* @param {string} key The key of the value to set.
|
|
* @param {*} value The value to set.
|
|
* @returns {Object} Returns the hash instance.
|
|
*/
|
|
function hashSet(key, value) {
|
|
var data = this.__data__;
|
|
data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
|
|
return this;
|
|
}
|
|
|
|
module.e = hashSet;
|
|
|
|
|
|
/***/ },
|
|
/* 166 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Gets the index at which the first occurrence of `NaN` is found in `array`.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to search.
|
|
* @param {number} fromIndex The index to search from.
|
|
* @param {boolean} [fromRight] Specify iterating from right to left.
|
|
* @returns {number} Returns the index of the matched `NaN`, else `-1`.
|
|
*/
|
|
function indexOfNaN(array, fromIndex, fromRight) {
|
|
var length = array.length,
|
|
index = fromIndex + (fromRight ? 1 : -1);
|
|
|
|
while ((fromRight ? index-- : ++index < length)) {
|
|
var other = array[index];
|
|
if (other !== other) {
|
|
return index;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
module.e = indexOfNaN;
|
|
|
|
|
|
/***/ },
|
|
/* 167 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/**
|
|
* Initializes an array clone.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to clone.
|
|
* @returns {Array} Returns the initialized clone.
|
|
*/
|
|
function initCloneArray(array) {
|
|
var length = array.length,
|
|
result = array.constructor(length);
|
|
|
|
// Add properties assigned by `RegExp#exec`.
|
|
if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {
|
|
result.index = array.index;
|
|
result.input = array.input;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = initCloneArray;
|
|
|
|
|
|
/***/ },
|
|
/* 168 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(36),
|
|
cloneDataView = __webpack_require__(144),
|
|
cloneMap = __webpack_require__(145),
|
|
cloneRegExp = __webpack_require__(146),
|
|
cloneSet = __webpack_require__(147),
|
|
cloneSymbol = __webpack_require__(148),
|
|
cloneTypedArray = __webpack_require__(149);
|
|
|
|
/** `Object#toString` result references. */
|
|
var boolTag = '[object Boolean]',
|
|
dateTag = '[object Date]',
|
|
mapTag = '[object Map]',
|
|
numberTag = '[object Number]',
|
|
regexpTag = '[object RegExp]',
|
|
setTag = '[object Set]',
|
|
stringTag = '[object String]',
|
|
symbolTag = '[object Symbol]';
|
|
|
|
var arrayBufferTag = '[object ArrayBuffer]',
|
|
dataViewTag = '[object DataView]',
|
|
float32Tag = '[object Float32Array]',
|
|
float64Tag = '[object Float64Array]',
|
|
int8Tag = '[object Int8Array]',
|
|
int16Tag = '[object Int16Array]',
|
|
int32Tag = '[object Int32Array]',
|
|
uint8Tag = '[object Uint8Array]',
|
|
uint8ClampedTag = '[object Uint8ClampedArray]',
|
|
uint16Tag = '[object Uint16Array]',
|
|
uint32Tag = '[object Uint32Array]';
|
|
|
|
/**
|
|
* Initializes an object clone based on its `toStringTag`.
|
|
*
|
|
* **Note:** This function only supports cloning values with tags of
|
|
* `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to clone.
|
|
* @param {string} tag The `toStringTag` of the object to clone.
|
|
* @param {Function} cloneFunc The function to clone values.
|
|
* @param {boolean} [isDeep] Specify a deep clone.
|
|
* @returns {Object} Returns the initialized clone.
|
|
*/
|
|
function initCloneByTag(object, tag, cloneFunc, isDeep) {
|
|
var Ctor = object.constructor;
|
|
switch (tag) {
|
|
case arrayBufferTag:
|
|
return cloneArrayBuffer(object);
|
|
|
|
case boolTag:
|
|
case dateTag:
|
|
return new Ctor(+object);
|
|
|
|
case dataViewTag:
|
|
return cloneDataView(object, isDeep);
|
|
|
|
case float32Tag: case float64Tag:
|
|
case int8Tag: case int16Tag: case int32Tag:
|
|
case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:
|
|
return cloneTypedArray(object, isDeep);
|
|
|
|
case mapTag:
|
|
return cloneMap(object, isDeep, cloneFunc);
|
|
|
|
case numberTag:
|
|
case stringTag:
|
|
return new Ctor(object);
|
|
|
|
case regexpTag:
|
|
return cloneRegExp(object);
|
|
|
|
case setTag:
|
|
return cloneSet(object, isDeep, cloneFunc);
|
|
|
|
case symbolTag:
|
|
return cloneSymbol(object);
|
|
}
|
|
}
|
|
|
|
module.e = initCloneByTag;
|
|
|
|
|
|
/***/ },
|
|
/* 169 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseCreate = __webpack_require__(122),
|
|
getPrototype = __webpack_require__(20),
|
|
isPrototype = __webpack_require__(40);
|
|
|
|
/**
|
|
* Initializes an object clone.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to clone.
|
|
* @returns {Object} Returns the initialized clone.
|
|
*/
|
|
function initCloneObject(object) {
|
|
return (typeof object.constructor == 'function' && !isPrototype(object))
|
|
? baseCreate(getPrototype(object))
|
|
: {};
|
|
}
|
|
|
|
module.e = initCloneObject;
|
|
|
|
|
|
/***/ },
|
|
/* 170 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isArguments = __webpack_require__(13),
|
|
isArray = __webpack_require__(0);
|
|
|
|
/**
|
|
* Checks if `value` is a flattenable `arguments` object or array.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
|
|
*/
|
|
function isFlattenable(value) {
|
|
return isArray(value) || isArguments(value);
|
|
}
|
|
|
|
module.e = isFlattenable;
|
|
|
|
|
|
/***/ },
|
|
/* 171 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(25),
|
|
isArrayLike = __webpack_require__(26),
|
|
isIndex = __webpack_require__(22),
|
|
isObject = __webpack_require__(3);
|
|
|
|
/**
|
|
* Checks if the given arguments are from an iteratee call.
|
|
*
|
|
* @private
|
|
* @param {*} value The potential iteratee value argument.
|
|
* @param {*} index The potential iteratee index or key argument.
|
|
* @param {*} object The potential iteratee object argument.
|
|
* @returns {boolean} Returns `true` if the arguments are from an iteratee call,
|
|
* else `false`.
|
|
*/
|
|
function isIterateeCall(value, index, object) {
|
|
if (!isObject(object)) {
|
|
return false;
|
|
}
|
|
var type = typeof index;
|
|
if (type == 'number'
|
|
? (isArrayLike(object) && isIndex(index, object.length))
|
|
: (type == 'string' && index in object)
|
|
) {
|
|
return eq(object[index], value);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.e = isIterateeCall;
|
|
|
|
|
|
/***/ },
|
|
/* 172 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is suitable for use as unique object key.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is suitable, else `false`.
|
|
*/
|
|
function isKeyable(value) {
|
|
var type = typeof value;
|
|
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
|
|
? (value !== '__proto__')
|
|
: (value === null);
|
|
}
|
|
|
|
module.e = isKeyable;
|
|
|
|
|
|
/***/ },
|
|
/* 173 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var coreJsData = __webpack_require__(151);
|
|
|
|
/** Used to detect methods masquerading as native. */
|
|
var maskSrcKey = (function() {
|
|
var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
|
|
return uid ? ('Symbol(src)_1.' + uid) : '';
|
|
}());
|
|
|
|
/**
|
|
* Checks if `func` has its source masked.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to check.
|
|
* @returns {boolean} Returns `true` if `func` is masked, else `false`.
|
|
*/
|
|
function isMasked(func) {
|
|
return !!maskSrcKey && (maskSrcKey in func);
|
|
}
|
|
|
|
module.e = isMasked;
|
|
|
|
|
|
/***/ },
|
|
/* 174 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Converts `iterator` to an array.
|
|
*
|
|
* @private
|
|
* @param {Object} iterator The iterator to convert.
|
|
* @returns {Array} Returns the converted array.
|
|
*/
|
|
function iteratorToArray(iterator) {
|
|
var data,
|
|
result = [];
|
|
|
|
while (!(data = iterator.next()).done) {
|
|
result.push(data.value);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.e = iteratorToArray;
|
|
|
|
|
|
/***/ },
|
|
/* 175 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Removes all key-value entries from the list cache.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf ListCache
|
|
*/
|
|
function listCacheClear() {
|
|
this.__data__ = [];
|
|
}
|
|
|
|
module.e = listCacheClear;
|
|
|
|
|
|
/***/ },
|
|
/* 176 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(18);
|
|
|
|
/** Used for built-in method references. */
|
|
var arrayProto = Array.prototype;
|
|
|
|
/** Built-in value references. */
|
|
var splice = arrayProto.splice;
|
|
|
|
/**
|
|
* Removes `key` and its value from the list cache.
|
|
*
|
|
* @private
|
|
* @name delete
|
|
* @memberOf ListCache
|
|
* @param {string} key The key of the value to remove.
|
|
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
*/
|
|
function listCacheDelete(key) {
|
|
var data = this.__data__,
|
|
index = assocIndexOf(data, key);
|
|
|
|
if (index < 0) {
|
|
return false;
|
|
}
|
|
var lastIndex = data.length - 1;
|
|
if (index == lastIndex) {
|
|
data.pop();
|
|
} else {
|
|
splice.call(data, index, 1);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
module.e = listCacheDelete;
|
|
|
|
|
|
/***/ },
|
|
/* 177 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(18);
|
|
|
|
/**
|
|
* Gets the list cache value for `key`.
|
|
*
|
|
* @private
|
|
* @name get
|
|
* @memberOf ListCache
|
|
* @param {string} key The key of the value to get.
|
|
* @returns {*} Returns the entry value.
|
|
*/
|
|
function listCacheGet(key) {
|
|
var data = this.__data__,
|
|
index = assocIndexOf(data, key);
|
|
|
|
return index < 0 ? undefined : data[index][1];
|
|
}
|
|
|
|
module.e = listCacheGet;
|
|
|
|
|
|
/***/ },
|
|
/* 178 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(18);
|
|
|
|
/**
|
|
* Checks if a list cache value for `key` exists.
|
|
*
|
|
* @private
|
|
* @name has
|
|
* @memberOf ListCache
|
|
* @param {string} key The key of the entry to check.
|
|
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
*/
|
|
function listCacheHas(key) {
|
|
return assocIndexOf(this.__data__, key) > -1;
|
|
}
|
|
|
|
module.e = listCacheHas;
|
|
|
|
|
|
/***/ },
|
|
/* 179 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(18);
|
|
|
|
/**
|
|
* Sets the list cache `key` to `value`.
|
|
*
|
|
* @private
|
|
* @name set
|
|
* @memberOf ListCache
|
|
* @param {string} key The key of the value to set.
|
|
* @param {*} value The value to set.
|
|
* @returns {Object} Returns the list cache instance.
|
|
*/
|
|
function listCacheSet(key, value) {
|
|
var data = this.__data__,
|
|
index = assocIndexOf(data, key);
|
|
|
|
if (index < 0) {
|
|
data.push([key, value]);
|
|
} else {
|
|
data[index][1] = value;
|
|
}
|
|
return this;
|
|
}
|
|
|
|
module.e = listCacheSet;
|
|
|
|
|
|
/***/ },
|
|
/* 180 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var Hash = __webpack_require__(109),
|
|
ListCache = __webpack_require__(16),
|
|
Map = __webpack_require__(50);
|
|
|
|
/**
|
|
* Removes all key-value entries from the map.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf MapCache
|
|
*/
|
|
function mapCacheClear() {
|
|
this.__data__ = {
|
|
'hash': new Hash,
|
|
'map': new (Map || ListCache),
|
|
'string': new Hash
|
|
};
|
|
}
|
|
|
|
module.e = mapCacheClear;
|
|
|
|
|
|
/***/ },
|
|
/* 181 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(19);
|
|
|
|
/**
|
|
* Removes `key` and its value from the map.
|
|
*
|
|
* @private
|
|
* @name delete
|
|
* @memberOf MapCache
|
|
* @param {string} key The key of the value to remove.
|
|
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
*/
|
|
function mapCacheDelete(key) {
|
|
return getMapData(this, key)['delete'](key);
|
|
}
|
|
|
|
module.e = mapCacheDelete;
|
|
|
|
|
|
/***/ },
|
|
/* 182 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(19);
|
|
|
|
/**
|
|
* Gets the map value for `key`.
|
|
*
|
|
* @private
|
|
* @name get
|
|
* @memberOf MapCache
|
|
* @param {string} key The key of the value to get.
|
|
* @returns {*} Returns the entry value.
|
|
*/
|
|
function mapCacheGet(key) {
|
|
return getMapData(this, key).get(key);
|
|
}
|
|
|
|
module.e = mapCacheGet;
|
|
|
|
|
|
/***/ },
|
|
/* 183 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(19);
|
|
|
|
/**
|
|
* Checks if a map value for `key` exists.
|
|
*
|
|
* @private
|
|
* @name has
|
|
* @memberOf MapCache
|
|
* @param {string} key The key of the entry to check.
|
|
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
*/
|
|
function mapCacheHas(key) {
|
|
return getMapData(this, key).has(key);
|
|
}
|
|
|
|
module.e = mapCacheHas;
|
|
|
|
|
|
/***/ },
|
|
/* 184 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(19);
|
|
|
|
/**
|
|
* Sets the map `key` to `value`.
|
|
*
|
|
* @private
|
|
* @name set
|
|
* @memberOf MapCache
|
|
* @param {string} key The key of the value to set.
|
|
* @param {*} value The value to set.
|
|
* @returns {Object} Returns the map cache instance.
|
|
*/
|
|
function mapCacheSet(key, value) {
|
|
getMapData(this, key).set(key, value);
|
|
return this;
|
|
}
|
|
|
|
module.e = mapCacheSet;
|
|
|
|
|
|
/***/ },
|
|
/* 185 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/** Used to stand-in for `undefined` hash values. */
|
|
var HASH_UNDEFINED = '__lodash_hash_undefined__';
|
|
|
|
/**
|
|
* Adds `value` to the array cache.
|
|
*
|
|
* @private
|
|
* @name add
|
|
* @memberOf SetCache
|
|
* @alias push
|
|
* @param {*} value The value to cache.
|
|
* @returns {Object} Returns the cache instance.
|
|
*/
|
|
function setCacheAdd(value) {
|
|
this.__data__.set(value, HASH_UNDEFINED);
|
|
return this;
|
|
}
|
|
|
|
module.e = setCacheAdd;
|
|
|
|
|
|
/***/ },
|
|
/* 186 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if `value` is in the array cache.
|
|
*
|
|
* @private
|
|
* @name has
|
|
* @memberOf SetCache
|
|
* @param {*} value The value to search for.
|
|
* @returns {number} Returns `true` if `value` is found, else `false`.
|
|
*/
|
|
function setCacheHas(value) {
|
|
return this.__data__.has(value);
|
|
}
|
|
|
|
module.e = setCacheHas;
|
|
|
|
|
|
/***/ },
|
|
/* 187 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(16);
|
|
|
|
/**
|
|
* Removes all key-value entries from the stack.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf Stack
|
|
*/
|
|
function stackClear() {
|
|
this.__data__ = new ListCache;
|
|
}
|
|
|
|
module.e = stackClear;
|
|
|
|
|
|
/***/ },
|
|
/* 188 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Removes `key` and its value from the stack.
|
|
*
|
|
* @private
|
|
* @name delete
|
|
* @memberOf Stack
|
|
* @param {string} key The key of the value to remove.
|
|
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
*/
|
|
function stackDelete(key) {
|
|
return this.__data__['delete'](key);
|
|
}
|
|
|
|
module.e = stackDelete;
|
|
|
|
|
|
/***/ },
|
|
/* 189 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Gets the stack value for `key`.
|
|
*
|
|
* @private
|
|
* @name get
|
|
* @memberOf Stack
|
|
* @param {string} key The key of the value to get.
|
|
* @returns {*} Returns the entry value.
|
|
*/
|
|
function stackGet(key) {
|
|
return this.__data__.get(key);
|
|
}
|
|
|
|
module.e = stackGet;
|
|
|
|
|
|
/***/ },
|
|
/* 190 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* Checks if a stack value for `key` exists.
|
|
*
|
|
* @private
|
|
* @name has
|
|
* @memberOf Stack
|
|
* @param {string} key The key of the entry to check.
|
|
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
*/
|
|
function stackHas(key) {
|
|
return this.__data__.has(key);
|
|
}
|
|
|
|
module.e = stackHas;
|
|
|
|
|
|
/***/ },
|
|
/* 191 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(16),
|
|
MapCache = __webpack_require__(31);
|
|
|
|
/** Used as the size to enable large array optimizations. */
|
|
var LARGE_ARRAY_SIZE = 200;
|
|
|
|
/**
|
|
* Sets the stack `key` to `value`.
|
|
*
|
|
* @private
|
|
* @name set
|
|
* @memberOf Stack
|
|
* @param {string} key The key of the value to set.
|
|
* @param {*} value The value to set.
|
|
* @returns {Object} Returns the stack cache instance.
|
|
*/
|
|
function stackSet(key, value) {
|
|
var cache = this.__data__;
|
|
if (cache instanceof ListCache && cache.__data__.length == LARGE_ARRAY_SIZE) {
|
|
cache = this.__data__ = new MapCache(cache.__data__);
|
|
}
|
|
cache.set(key, value);
|
|
return this;
|
|
}
|
|
|
|
module.e = stackSet;
|
|
|
|
|
|
/***/ },
|
|
/* 192 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var memoize = __webpack_require__(198),
|
|
toString = __webpack_require__(208);
|
|
|
|
/** Used to match property names within property paths. */
|
|
var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(\.|\[\])(?:\4|$))/g;
|
|
|
|
/** Used to match backslashes in property paths. */
|
|
var reEscapeChar = /\\(\\)?/g;
|
|
|
|
/**
|
|
* Converts `string` to a property path array.
|
|
*
|
|
* @private
|
|
* @param {string} string The string to convert.
|
|
* @returns {Array} Returns the property path array.
|
|
*/
|
|
var stringToPath = memoize(function(string) {
|
|
var result = [];
|
|
toString(string).replace(rePropName, function(match, number, quote, string) {
|
|
result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
|
|
});
|
|
return result;
|
|
});
|
|
|
|
module.e = stringToPath;
|
|
|
|
|
|
/***/ },
|
|
/* 193 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseGet = __webpack_require__(57);
|
|
|
|
/**
|
|
* Gets the value at `path` of `object`. If the resolved value is
|
|
* `undefined`, the `defaultValue` is used in its place.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 3.7.0
|
|
* @category Object
|
|
* @param {Object} object The object to query.
|
|
* @param {Array|string} path The path of the property to get.
|
|
* @param {*} [defaultValue] The value returned for `undefined` resolved values.
|
|
* @returns {*} Returns the resolved value.
|
|
* @example
|
|
*
|
|
* var object = { 'a': [{ 'b': { 'c': 3 } }] };
|
|
*
|
|
* _.get(object, 'a[0].b.c');
|
|
* // => 3
|
|
*
|
|
* _.get(object, ['a', '0', 'b', 'c']);
|
|
* // => 3
|
|
*
|
|
* _.get(object, 'a.b.c', 'default');
|
|
* // => 'default'
|
|
*/
|
|
function get(object, path, defaultValue) {
|
|
var result = object == null ? undefined : baseGet(object, path);
|
|
return result === undefined ? defaultValue : result;
|
|
}
|
|
|
|
module.e = get;
|
|
|
|
|
|
/***/ },
|
|
/* 194 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseHasIn = __webpack_require__(124),
|
|
hasPath = __webpack_require__(160);
|
|
|
|
/**
|
|
* Checks if `path` is a direct or inherited property of `object`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Object
|
|
* @param {Object} object The object to query.
|
|
* @param {Array|string} path The path to check.
|
|
* @returns {boolean} Returns `true` if `path` exists, else `false`.
|
|
* @example
|
|
*
|
|
* var object = _.create({ 'a': _.create({ 'b': 2 }) });
|
|
*
|
|
* _.hasIn(object, 'a');
|
|
* // => true
|
|
*
|
|
* _.hasIn(object, 'a.b');
|
|
* // => true
|
|
*
|
|
* _.hasIn(object, ['a', 'b']);
|
|
* // => true
|
|
*
|
|
* _.hasIn(object, 'b');
|
|
* // => false
|
|
*/
|
|
function hasIn(object, path) {
|
|
return object != null && hasPath(object, path, baseHasIn);
|
|
}
|
|
|
|
module.e = hasIn;
|
|
|
|
|
|
/***/ },
|
|
/* 195 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* This method returns the first argument given to it.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Util
|
|
* @param {*} value Any value.
|
|
* @returns {*} Returns `value`.
|
|
* @example
|
|
*
|
|
* var object = { 'user': 'fred' };
|
|
*
|
|
* console.log(_.identity(object) === object);
|
|
* // => true
|
|
*/
|
|
function identity(value) {
|
|
return value;
|
|
}
|
|
|
|
module.e = identity;
|
|
|
|
|
|
/***/ },
|
|
/* 196 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getTag = __webpack_require__(39),
|
|
isArguments = __webpack_require__(13),
|
|
isArray = __webpack_require__(0),
|
|
isArrayLike = __webpack_require__(26),
|
|
isBuffer = __webpack_require__(74),
|
|
isFunction = __webpack_require__(14),
|
|
isObjectLike = __webpack_require__(4),
|
|
isString = __webpack_require__(41),
|
|
keys = __webpack_require__(8);
|
|
|
|
/** `Object#toString` result references. */
|
|
var mapTag = '[object Map]',
|
|
setTag = '[object Set]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/** Built-in value references. */
|
|
var propertyIsEnumerable = objectProto.propertyIsEnumerable;
|
|
|
|
/** Detect if properties shadowing those on `Object.prototype` are non-enumerable. */
|
|
var nonEnumShadows = !propertyIsEnumerable.call({ 'valueOf': 1 }, 'valueOf');
|
|
|
|
/**
|
|
* Checks if `value` is an empty object, collection, map, or set.
|
|
*
|
|
* Objects are considered empty if they have no own enumerable string keyed
|
|
* properties.
|
|
*
|
|
* Array-like values such as `arguments` objects, arrays, buffers, strings, or
|
|
* jQuery-like collections are considered empty if they have a `length` of `0`.
|
|
* Similarly, maps and sets are considered empty if they have a `size` of `0`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is empty, else `false`.
|
|
* @example
|
|
*
|
|
* _.isEmpty(null);
|
|
* // => true
|
|
*
|
|
* _.isEmpty(true);
|
|
* // => true
|
|
*
|
|
* _.isEmpty(1);
|
|
* // => true
|
|
*
|
|
* _.isEmpty([1, 2, 3]);
|
|
* // => false
|
|
*
|
|
* _.isEmpty({ 'a': 1 });
|
|
* // => false
|
|
*/
|
|
function isEmpty(value) {
|
|
if (isArrayLike(value) &&
|
|
(isArray(value) || isString(value) || isFunction(value.splice) ||
|
|
isArguments(value) || isBuffer(value))) {
|
|
return !value.length;
|
|
}
|
|
if (isObjectLike(value)) {
|
|
var tag = getTag(value);
|
|
if (tag == mapTag || tag == setTag) {
|
|
return !value.size;
|
|
}
|
|
}
|
|
for (var key in value) {
|
|
if (hasOwnProperty.call(value, key)) {
|
|
return false;
|
|
}
|
|
}
|
|
return !(nonEnumShadows && keys(value).length);
|
|
}
|
|
|
|
module.e = isEmpty;
|
|
|
|
|
|
/***/ },
|
|
/* 197 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var getPrototype = __webpack_require__(20),
|
|
isHostObject = __webpack_require__(21),
|
|
isObjectLike = __webpack_require__(4);
|
|
|
|
/** `Object#toString` result references. */
|
|
var objectTag = '[object Object]';
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = Function.prototype.toString;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/** Used to infer the `Object` constructor. */
|
|
var objectCtorString = funcToString.call(Object);
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var objectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Checks if `value` is a plain object, that is, an object created by the
|
|
* `Object` constructor or one with a `[[Prototype]]` of `null`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.8.0
|
|
* @category Lang
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a plain object,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* function Foo() {
|
|
* this.a = 1;
|
|
* }
|
|
*
|
|
* _.isPlainObject(new Foo);
|
|
* // => false
|
|
*
|
|
* _.isPlainObject([1, 2, 3]);
|
|
* // => false
|
|
*
|
|
* _.isPlainObject({ 'x': 0, 'y': 0 });
|
|
* // => true
|
|
*
|
|
* _.isPlainObject(Object.create(null));
|
|
* // => true
|
|
*/
|
|
function isPlainObject(value) {
|
|
if (!isObjectLike(value) ||
|
|
objectToString.call(value) != objectTag || isHostObject(value)) {
|
|
return false;
|
|
}
|
|
var proto = getPrototype(value);
|
|
if (proto === null) {
|
|
return true;
|
|
}
|
|
var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;
|
|
return (typeof Ctor == 'function' &&
|
|
Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString);
|
|
}
|
|
|
|
module.e = isPlainObject;
|
|
|
|
|
|
/***/ },
|
|
/* 198 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var MapCache = __webpack_require__(31);
|
|
|
|
/** Used as the `TypeError` message for "Functions" methods. */
|
|
var FUNC_ERROR_TEXT = 'Expected a function';
|
|
|
|
/**
|
|
* Creates a function that memoizes the result of `func`. If `resolver` is
|
|
* provided, it determines the cache key for storing the result based on the
|
|
* arguments provided to the memoized function. By default, the first argument
|
|
* provided to the memoized function is used as the map cache key. The `func`
|
|
* is invoked with the `this` binding of the memoized function.
|
|
*
|
|
* **Note:** The cache is exposed as the `cache` property on the memoized
|
|
* function. Its creation may be customized by replacing the `_.memoize.Cache`
|
|
* constructor with one whose instances implement the
|
|
* [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object)
|
|
* method interface of `delete`, `get`, `has`, and `set`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Function
|
|
* @param {Function} func The function to have its output memoized.
|
|
* @param {Function} [resolver] The function to resolve the cache key.
|
|
* @returns {Function} Returns the new memoized function.
|
|
* @example
|
|
*
|
|
* var object = { 'a': 1, 'b': 2 };
|
|
* var other = { 'c': 3, 'd': 4 };
|
|
*
|
|
* var values = _.memoize(_.values);
|
|
* values(object);
|
|
* // => [1, 2]
|
|
*
|
|
* values(other);
|
|
* // => [3, 4]
|
|
*
|
|
* object.a = 2;
|
|
* values(object);
|
|
* // => [1, 2]
|
|
*
|
|
* // Modify the result cache.
|
|
* values.cache.set(object, ['a', 'b']);
|
|
* values(object);
|
|
* // => ['a', 'b']
|
|
*
|
|
* // Replace `_.memoize.Cache`.
|
|
* _.memoize.Cache = WeakMap;
|
|
*/
|
|
function memoize(func, resolver) {
|
|
if (typeof func != 'function' || (resolver && typeof resolver != 'function')) {
|
|
throw new TypeError(FUNC_ERROR_TEXT);
|
|
}
|
|
var memoized = function() {
|
|
var args = arguments,
|
|
key = resolver ? resolver.apply(this, args) : args[0],
|
|
cache = memoized.cache;
|
|
|
|
if (cache.has(key)) {
|
|
return cache.get(key);
|
|
}
|
|
var result = func.apply(this, args);
|
|
memoized.cache = cache.set(key, result);
|
|
return result;
|
|
};
|
|
memoized.cache = new (memoize.Cache || MapCache);
|
|
return memoized;
|
|
}
|
|
|
|
// Assign cache to `_.memoize`.
|
|
memoize.Cache = MapCache;
|
|
|
|
module.e = memoize;
|
|
|
|
|
|
/***/ },
|
|
/* 199 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var arrayMap = __webpack_require__(33),
|
|
baseDifference = __webpack_require__(123),
|
|
baseFlatten = __webpack_require__(56),
|
|
basePick = __webpack_require__(61),
|
|
getAllKeysIn = __webpack_require__(66),
|
|
rest = __webpack_require__(44),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/**
|
|
* The opposite of `_.pick`; this method creates an object composed of the
|
|
* own and inherited enumerable string keyed properties of `object` that are
|
|
* not omitted.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Object
|
|
* @param {Object} object The source object.
|
|
* @param {...(string|string[])} [props] The property identifiers to omit.
|
|
* @returns {Object} Returns the new object.
|
|
* @example
|
|
*
|
|
* var object = { 'a': 1, 'b': '2', 'c': 3 };
|
|
*
|
|
* _.omit(object, ['a', 'c']);
|
|
* // => { 'b': '2' }
|
|
*/
|
|
var omit = rest(function(object, props) {
|
|
if (object == null) {
|
|
return {};
|
|
}
|
|
props = arrayMap(baseFlatten(props, 1), toKey);
|
|
return basePick(object, baseDifference(getAllKeysIn(object), props));
|
|
});
|
|
|
|
module.e = omit;
|
|
|
|
|
|
/***/ },
|
|
/* 200 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseIteratee = __webpack_require__(129),
|
|
basePickBy = __webpack_require__(136);
|
|
|
|
/**
|
|
* The opposite of `_.pickBy`; this method creates an object composed of
|
|
* the own and inherited enumerable string keyed properties of `object` that
|
|
* `predicate` doesn't return truthy for. The predicate is invoked with two
|
|
* arguments: (value, key).
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Object
|
|
* @param {Object} object The source object.
|
|
* @param {Array|Function|Object|string} [predicate=_.identity]
|
|
* The function invoked per property.
|
|
* @returns {Object} Returns the new object.
|
|
* @example
|
|
*
|
|
* var object = { 'a': 1, 'b': '2', 'c': 3 };
|
|
*
|
|
* _.omitBy(object, _.isNumber);
|
|
* // => { 'b': '2' }
|
|
*/
|
|
function omitBy(object, predicate) {
|
|
predicate = baseIteratee(predicate);
|
|
return basePickBy(object, function(value, key) {
|
|
return !predicate(value, key);
|
|
});
|
|
}
|
|
|
|
module.e = omitBy;
|
|
|
|
|
|
/***/ },
|
|
/* 201 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseProperty = __webpack_require__(62),
|
|
basePropertyDeep = __webpack_require__(137),
|
|
isKey = __webpack_require__(23),
|
|
toKey = __webpack_require__(7);
|
|
|
|
/**
|
|
* Creates a function that returns the value at `path` of a given object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 2.4.0
|
|
* @category Util
|
|
* @param {Array|string} path The path of the property to get.
|
|
* @returns {Function} Returns the new accessor function.
|
|
* @example
|
|
*
|
|
* var objects = [
|
|
* { 'a': { 'b': 2 } },
|
|
* { 'a': { 'b': 1 } }
|
|
* ];
|
|
*
|
|
* _.map(objects, _.property('a.b'));
|
|
* // => [2, 1]
|
|
*
|
|
* _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b');
|
|
* // => [1, 2]
|
|
*/
|
|
function property(path) {
|
|
return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path);
|
|
}
|
|
|
|
module.e = property;
|
|
|
|
|
|
/***/ },
|
|
/* 202 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A method that returns a new empty array.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.13.0
|
|
* @category Util
|
|
* @returns {Array} Returns the new empty array.
|
|
* @example
|
|
*
|
|
* var arrays = _.times(2, _.stubArray);
|
|
*
|
|
* console.log(arrays);
|
|
* // => [[], []]
|
|
*
|
|
* console.log(arrays[0] === arrays[1]);
|
|
* // => false
|
|
*/
|
|
function stubArray() {
|
|
return [];
|
|
}
|
|
|
|
module.e = stubArray;
|
|
|
|
|
|
/***/ },
|
|
/* 203 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/**
|
|
* A method that returns `false`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.13.0
|
|
* @category Util
|
|
* @returns {boolean} Returns `false`.
|
|
* @example
|
|
*
|
|
* _.times(2, _.stubFalse);
|
|
* // => [false, false]
|
|
*/
|
|
function stubFalse() {
|
|
return false;
|
|
}
|
|
|
|
module.e = stubFalse;
|
|
|
|
|
|
/***/ },
|
|
/* 204 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var toNumber = __webpack_require__(206);
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var INFINITY = 1 / 0,
|
|
MAX_INTEGER = 1.7976931348623157e+308;
|
|
|
|
/**
|
|
* Converts `value` to a finite number.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.12.0
|
|
* @category Lang
|
|
* @param {*} value The value to convert.
|
|
* @returns {number} Returns the converted number.
|
|
* @example
|
|
*
|
|
* _.toFinite(3.2);
|
|
* // => 3.2
|
|
*
|
|
* _.toFinite(Number.MIN_VALUE);
|
|
* // => 5e-324
|
|
*
|
|
* _.toFinite(Infinity);
|
|
* // => 1.7976931348623157e+308
|
|
*
|
|
* _.toFinite('3.2');
|
|
* // => 3.2
|
|
*/
|
|
function toFinite(value) {
|
|
if (!value) {
|
|
return value === 0 ? value : 0;
|
|
}
|
|
value = toNumber(value);
|
|
if (value === INFINITY || value === -INFINITY) {
|
|
var sign = (value < 0 ? -1 : 1);
|
|
return sign * MAX_INTEGER;
|
|
}
|
|
return value === value ? value : 0;
|
|
}
|
|
|
|
module.e = toFinite;
|
|
|
|
|
|
/***/ },
|
|
/* 205 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var toFinite = __webpack_require__(204);
|
|
|
|
/**
|
|
* Converts `value` to an integer.
|
|
*
|
|
* **Note:** This method is loosely based on
|
|
* [`ToInteger`](http://www.ecma-international.org/ecma-262/6.0/#sec-tointeger).
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to convert.
|
|
* @returns {number} Returns the converted integer.
|
|
* @example
|
|
*
|
|
* _.toInteger(3.2);
|
|
* // => 3
|
|
*
|
|
* _.toInteger(Number.MIN_VALUE);
|
|
* // => 0
|
|
*
|
|
* _.toInteger(Infinity);
|
|
* // => 1.7976931348623157e+308
|
|
*
|
|
* _.toInteger('3.2');
|
|
* // => 3
|
|
*/
|
|
function toInteger(value) {
|
|
var result = toFinite(value),
|
|
remainder = result % 1;
|
|
|
|
return result === result ? (remainder ? result - remainder : result) : 0;
|
|
}
|
|
|
|
module.e = toInteger;
|
|
|
|
|
|
/***/ },
|
|
/* 206 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var isFunction = __webpack_require__(14),
|
|
isObject = __webpack_require__(3),
|
|
isSymbol = __webpack_require__(28);
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var NAN = 0 / 0;
|
|
|
|
/** Used to match leading and trailing whitespace. */
|
|
var reTrim = /^\s+|\s+$/g;
|
|
|
|
/** Used to detect bad signed hexadecimal string values. */
|
|
var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
|
|
|
|
/** Used to detect binary string values. */
|
|
var reIsBinary = /^0b[01]+$/i;
|
|
|
|
/** Used to detect octal string values. */
|
|
var reIsOctal = /^0o[0-7]+$/i;
|
|
|
|
/** Built-in method references without a dependency on `root`. */
|
|
var freeParseInt = parseInt;
|
|
|
|
/**
|
|
* Converts `value` to a number.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to process.
|
|
* @returns {number} Returns the number.
|
|
* @example
|
|
*
|
|
* _.toNumber(3.2);
|
|
* // => 3.2
|
|
*
|
|
* _.toNumber(Number.MIN_VALUE);
|
|
* // => 5e-324
|
|
*
|
|
* _.toNumber(Infinity);
|
|
* // => Infinity
|
|
*
|
|
* _.toNumber('3.2');
|
|
* // => 3.2
|
|
*/
|
|
function toNumber(value) {
|
|
if (typeof value == 'number') {
|
|
return value;
|
|
}
|
|
if (isSymbol(value)) {
|
|
return NAN;
|
|
}
|
|
if (isObject(value)) {
|
|
var other = isFunction(value.valueOf) ? value.valueOf() : value;
|
|
value = isObject(other) ? (other + '') : other;
|
|
}
|
|
if (typeof value != 'string') {
|
|
return value === 0 ? value : +value;
|
|
}
|
|
value = value.replace(reTrim, '');
|
|
var isBinary = reIsBinary.test(value);
|
|
return (isBinary || reIsOctal.test(value))
|
|
? freeParseInt(value.slice(2), isBinary ? 2 : 8)
|
|
: (reIsBadHex.test(value) ? NAN : +value);
|
|
}
|
|
|
|
module.e = toNumber;
|
|
|
|
|
|
/***/ },
|
|
/* 207 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(37),
|
|
keysIn = __webpack_require__(43);
|
|
|
|
/**
|
|
* Converts `value` to a plain object flattening inherited enumerable string
|
|
* keyed properties of `value` to own properties of the plain object.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 3.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to convert.
|
|
* @returns {Object} Returns the converted plain object.
|
|
* @example
|
|
*
|
|
* function Foo() {
|
|
* this.b = 2;
|
|
* }
|
|
*
|
|
* Foo.prototype.c = 3;
|
|
*
|
|
* _.assign({ 'a': 1 }, new Foo);
|
|
* // => { 'a': 1, 'b': 2 }
|
|
*
|
|
* _.assign({ 'a': 1 }, _.toPlainObject(new Foo));
|
|
* // => { 'a': 1, 'b': 2, 'c': 3 }
|
|
*/
|
|
function toPlainObject(value) {
|
|
return copyObject(value, keysIn(value));
|
|
}
|
|
|
|
module.e = toPlainObject;
|
|
|
|
|
|
/***/ },
|
|
/* 208 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
var baseToString = __webpack_require__(139);
|
|
|
|
/**
|
|
* Converts `value` to a string. An empty string is returned for `null`
|
|
* and `undefined` values. The sign of `-0` is preserved.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.0.0
|
|
* @category Lang
|
|
* @param {*} value The value to process.
|
|
* @returns {string} Returns the string.
|
|
* @example
|
|
*
|
|
* _.toString(null);
|
|
* // => ''
|
|
*
|
|
* _.toString(-0);
|
|
* // => '-0'
|
|
*
|
|
* _.toString([1, 2, 3]);
|
|
* // => '1,2,3'
|
|
*/
|
|
function toString(value) {
|
|
return value == null ? '' : baseToString(value);
|
|
}
|
|
|
|
module.e = toString;
|
|
|
|
|
|
/***/ },
|
|
/* 209 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
// SDP helpers.
|
|
var SDPUtils = {};
|
|
|
|
// Generate an alphanumeric identifier for cname or mids.
|
|
// TODO: use UUIDs instead? https://gist.github.com/jed/982883
|
|
SDPUtils.generateIdentifier = function() {
|
|
return Math.random().toString(36).substr(2, 10);
|
|
};
|
|
|
|
// The RTCP CNAME used by all peerconnections from the same JS.
|
|
SDPUtils.localCName = SDPUtils.generateIdentifier();
|
|
|
|
// Splits SDP into lines, dealing with both CRLF and LF.
|
|
SDPUtils.splitLines = function(blob) {
|
|
return blob.trim().split('\n').map(function(line) {
|
|
return line.trim();
|
|
});
|
|
};
|
|
// Splits SDP into sessionpart and mediasections. Ensures CRLF.
|
|
SDPUtils.splitSections = function(blob) {
|
|
var parts = blob.split('\nm=');
|
|
return parts.map(function(part, index) {
|
|
return (index > 0 ? 'm=' + part : part).trim() + '\r\n';
|
|
});
|
|
};
|
|
|
|
// Returns lines that start with a certain prefix.
|
|
SDPUtils.matchPrefix = function(blob, prefix) {
|
|
return SDPUtils.splitLines(blob).filter(function(line) {
|
|
return line.indexOf(prefix) === 0;
|
|
});
|
|
};
|
|
|
|
// Parses an ICE candidate line. Sample input:
|
|
// candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8
|
|
// rport 55996"
|
|
SDPUtils.parseCandidate = function(line) {
|
|
var parts;
|
|
// Parse both variants.
|
|
if (line.indexOf('a=candidate:') === 0) {
|
|
parts = line.substring(12).split(' ');
|
|
} else {
|
|
parts = line.substring(10).split(' ');
|
|
}
|
|
|
|
var candidate = {
|
|
foundation: parts[0],
|
|
component: parts[1],
|
|
protocol: parts[2].toLowerCase(),
|
|
priority: parseInt(parts[3], 10),
|
|
ip: parts[4],
|
|
port: parseInt(parts[5], 10),
|
|
// skip parts[6] == 'typ'
|
|
type: parts[7]
|
|
};
|
|
|
|
for (var i = 8; i < parts.length; i += 2) {
|
|
switch (parts[i]) {
|
|
case 'raddr':
|
|
candidate.relatedAddress = parts[i + 1];
|
|
break;
|
|
case 'rport':
|
|
candidate.relatedPort = parseInt(parts[i + 1], 10);
|
|
break;
|
|
case 'tcptype':
|
|
candidate.tcpType = parts[i + 1];
|
|
break;
|
|
default: // Unknown extensions are silently ignored.
|
|
break;
|
|
}
|
|
}
|
|
return candidate;
|
|
};
|
|
|
|
// Translates a candidate object into SDP candidate attribute.
|
|
SDPUtils.writeCandidate = function(candidate) {
|
|
var sdp = [];
|
|
sdp.push(candidate.foundation);
|
|
sdp.push(candidate.component);
|
|
sdp.push(candidate.protocol.toUpperCase());
|
|
sdp.push(candidate.priority);
|
|
sdp.push(candidate.ip);
|
|
sdp.push(candidate.port);
|
|
|
|
var type = candidate.type;
|
|
sdp.push('typ');
|
|
sdp.push(type);
|
|
if (type !== 'host' && candidate.relatedAddress &&
|
|
candidate.relatedPort) {
|
|
sdp.push('raddr');
|
|
sdp.push(candidate.relatedAddress); // was: relAddr
|
|
sdp.push('rport');
|
|
sdp.push(candidate.relatedPort); // was: relPort
|
|
}
|
|
if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') {
|
|
sdp.push('tcptype');
|
|
sdp.push(candidate.tcpType);
|
|
}
|
|
return 'candidate:' + sdp.join(' ');
|
|
};
|
|
|
|
// Parses an rtpmap line, returns RTCRtpCoddecParameters. Sample input:
|
|
// a=rtpmap:111 opus/48000/2
|
|
SDPUtils.parseRtpMap = function(line) {
|
|
var parts = line.substr(9).split(' ');
|
|
var parsed = {
|
|
payloadType: parseInt(parts.shift(), 10) // was: id
|
|
};
|
|
|
|
parts = parts[0].split('/');
|
|
|
|
parsed.name = parts[0];
|
|
parsed.clockRate = parseInt(parts[1], 10); // was: clockrate
|
|
// was: channels
|
|
parsed.numChannels = parts.length === 3 ? parseInt(parts[2], 10) : 1;
|
|
return parsed;
|
|
};
|
|
|
|
// Generate an a=rtpmap line from RTCRtpCodecCapability or
|
|
// RTCRtpCodecParameters.
|
|
SDPUtils.writeRtpMap = function(codec) {
|
|
var pt = codec.payloadType;
|
|
if (codec.preferredPayloadType !== undefined) {
|
|
pt = codec.preferredPayloadType;
|
|
}
|
|
return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate +
|
|
(codec.numChannels !== 1 ? '/' + codec.numChannels : '') + '\r\n';
|
|
};
|
|
|
|
// Parses an a=extmap line (headerextension from RFC 5285). Sample input:
|
|
// a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
|
|
SDPUtils.parseExtmap = function(line) {
|
|
var parts = line.substr(9).split(' ');
|
|
return {
|
|
id: parseInt(parts[0], 10),
|
|
uri: parts[1]
|
|
};
|
|
};
|
|
|
|
// Generates a=extmap line from RTCRtpHeaderExtensionParameters or
|
|
// RTCRtpHeaderExtension.
|
|
SDPUtils.writeExtmap = function(headerExtension) {
|
|
return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) +
|
|
' ' + headerExtension.uri + '\r\n';
|
|
};
|
|
|
|
// Parses an ftmp line, returns dictionary. Sample input:
|
|
// a=fmtp:96 vbr=on;cng=on
|
|
// Also deals with vbr=on; cng=on
|
|
SDPUtils.parseFmtp = function(line) {
|
|
var parsed = {};
|
|
var kv;
|
|
var parts = line.substr(line.indexOf(' ') + 1).split(';');
|
|
for (var j = 0; j < parts.length; j++) {
|
|
kv = parts[j].trim().split('=');
|
|
parsed[kv[0].trim()] = kv[1];
|
|
}
|
|
return parsed;
|
|
};
|
|
|
|
// Generates an a=ftmp line from RTCRtpCodecCapability or RTCRtpCodecParameters.
|
|
SDPUtils.writeFmtp = function(codec) {
|
|
var line = '';
|
|
var pt = codec.payloadType;
|
|
if (codec.preferredPayloadType !== undefined) {
|
|
pt = codec.preferredPayloadType;
|
|
}
|
|
if (codec.parameters && Object.keys(codec.parameters).length) {
|
|
var params = [];
|
|
Object.keys(codec.parameters).forEach(function(param) {
|
|
params.push(param + '=' + codec.parameters[param]);
|
|
});
|
|
line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n';
|
|
}
|
|
return line;
|
|
};
|
|
|
|
// Parses an rtcp-fb line, returns RTCPRtcpFeedback object. Sample input:
|
|
// a=rtcp-fb:98 nack rpsi
|
|
SDPUtils.parseRtcpFb = function(line) {
|
|
var parts = line.substr(line.indexOf(' ') + 1).split(' ');
|
|
return {
|
|
type: parts.shift(),
|
|
parameter: parts.join(' ')
|
|
};
|
|
};
|
|
// Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters.
|
|
SDPUtils.writeRtcpFb = function(codec) {
|
|
var lines = '';
|
|
var pt = codec.payloadType;
|
|
if (codec.preferredPayloadType !== undefined) {
|
|
pt = codec.preferredPayloadType;
|
|
}
|
|
if (codec.rtcpFeedback && codec.rtcpFeedback.length) {
|
|
// FIXME: special handling for trr-int?
|
|
codec.rtcpFeedback.forEach(function(fb) {
|
|
lines += 'a=rtcp-fb:' + pt + ' ' + fb.type +
|
|
(fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') +
|
|
'\r\n';
|
|
});
|
|
}
|
|
return lines;
|
|
};
|
|
|
|
// Parses an RFC 5576 ssrc media attribute. Sample input:
|
|
// a=ssrc:3735928559 cname:something
|
|
SDPUtils.parseSsrcMedia = function(line) {
|
|
var sp = line.indexOf(' ');
|
|
var parts = {
|
|
ssrc: parseInt(line.substr(7, sp - 7), 10)
|
|
};
|
|
var colon = line.indexOf(':', sp);
|
|
if (colon > -1) {
|
|
parts.attribute = line.substr(sp + 1, colon - sp - 1);
|
|
parts.value = line.substr(colon + 1);
|
|
} else {
|
|
parts.attribute = line.substr(sp + 1);
|
|
}
|
|
return parts;
|
|
};
|
|
|
|
// Extracts DTLS parameters from SDP media section or sessionpart.
|
|
// FIXME: for consistency with other functions this should only
|
|
// get the fingerprint line as input. See also getIceParameters.
|
|
SDPUtils.getDtlsParameters = function(mediaSection, sessionpart) {
|
|
var lines = SDPUtils.splitLines(mediaSection);
|
|
// Search in session part, too.
|
|
lines = lines.concat(SDPUtils.splitLines(sessionpart));
|
|
var fpLine = lines.filter(function(line) {
|
|
return line.indexOf('a=fingerprint:') === 0;
|
|
})[0].substr(14);
|
|
// Note: a=setup line is ignored since we use the 'auto' role.
|
|
var dtlsParameters = {
|
|
role: 'auto',
|
|
fingerprints: [{
|
|
algorithm: fpLine.split(' ')[0],
|
|
value: fpLine.split(' ')[1]
|
|
}]
|
|
};
|
|
return dtlsParameters;
|
|
};
|
|
|
|
// Serializes DTLS parameters to SDP.
|
|
SDPUtils.writeDtlsParameters = function(params, setupType) {
|
|
var sdp = 'a=setup:' + setupType + '\r\n';
|
|
params.fingerprints.forEach(function(fp) {
|
|
sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n';
|
|
});
|
|
return sdp;
|
|
};
|
|
// Parses ICE information from SDP media section or sessionpart.
|
|
// FIXME: for consistency with other functions this should only
|
|
// get the ice-ufrag and ice-pwd lines as input.
|
|
SDPUtils.getIceParameters = function(mediaSection, sessionpart) {
|
|
var lines = SDPUtils.splitLines(mediaSection);
|
|
// Search in session part, too.
|
|
lines = lines.concat(SDPUtils.splitLines(sessionpart));
|
|
var iceParameters = {
|
|
usernameFragment: lines.filter(function(line) {
|
|
return line.indexOf('a=ice-ufrag:') === 0;
|
|
})[0].substr(12),
|
|
password: lines.filter(function(line) {
|
|
return line.indexOf('a=ice-pwd:') === 0;
|
|
})[0].substr(10)
|
|
};
|
|
return iceParameters;
|
|
};
|
|
|
|
// Serializes ICE parameters to SDP.
|
|
SDPUtils.writeIceParameters = function(params) {
|
|
return 'a=ice-ufrag:' + params.usernameFragment + '\r\n' +
|
|
'a=ice-pwd:' + params.password + '\r\n';
|
|
};
|
|
|
|
// Parses the SDP media section and returns RTCRtpParameters.
|
|
SDPUtils.parseRtpParameters = function(mediaSection) {
|
|
var description = {
|
|
codecs: [],
|
|
headerExtensions: [],
|
|
fecMechanisms: [],
|
|
rtcp: []
|
|
};
|
|
var lines = SDPUtils.splitLines(mediaSection);
|
|
var mline = lines[0].split(' ');
|
|
for (var i = 3; i < mline.length; i++) { // find all codecs from mline[3..]
|
|
var pt = mline[i];
|
|
var rtpmapline = SDPUtils.matchPrefix(
|
|
mediaSection, 'a=rtpmap:' + pt + ' ')[0];
|
|
if (rtpmapline) {
|
|
var codec = SDPUtils.parseRtpMap(rtpmapline);
|
|
var fmtps = SDPUtils.matchPrefix(
|
|
mediaSection, 'a=fmtp:' + pt + ' ');
|
|
// Only the first a=fmtp:<pt> is considered.
|
|
codec.parameters = fmtps.length ? SDPUtils.parseFmtp(fmtps[0]) : {};
|
|
codec.rtcpFeedback = SDPUtils.matchPrefix(
|
|
mediaSection, 'a=rtcp-fb:' + pt + ' ')
|
|
.map(SDPUtils.parseRtcpFb);
|
|
description.codecs.push(codec);
|
|
// parse FEC mechanisms from rtpmap lines.
|
|
switch (codec.name.toUpperCase()) {
|
|
case 'RED':
|
|
case 'ULPFEC':
|
|
description.fecMechanisms.push(codec.name.toUpperCase());
|
|
break;
|
|
default: // only RED and ULPFEC are recognized as FEC mechanisms.
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach(function(line) {
|
|
description.headerExtensions.push(SDPUtils.parseExtmap(line));
|
|
});
|
|
// FIXME: parse rtcp.
|
|
return description;
|
|
};
|
|
|
|
// Generates parts of the SDP media section describing the capabilities /
|
|
// parameters.
|
|
SDPUtils.writeRtpDescription = function(kind, caps) {
|
|
var sdp = '';
|
|
|
|
// Build the mline.
|
|
sdp += 'm=' + kind + ' ';
|
|
sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs.
|
|
sdp += ' UDP/TLS/RTP/SAVPF ';
|
|
sdp += caps.codecs.map(function(codec) {
|
|
if (codec.preferredPayloadType !== undefined) {
|
|
return codec.preferredPayloadType;
|
|
}
|
|
return codec.payloadType;
|
|
}).join(' ') + '\r\n';
|
|
|
|
sdp += 'c=IN IP4 0.0.0.0\r\n';
|
|
sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n';
|
|
|
|
// Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb.
|
|
caps.codecs.forEach(function(codec) {
|
|
sdp += SDPUtils.writeRtpMap(codec);
|
|
sdp += SDPUtils.writeFmtp(codec);
|
|
sdp += SDPUtils.writeRtcpFb(codec);
|
|
});
|
|
// FIXME: add headerExtensions, fecMechanismş and rtcp.
|
|
sdp += 'a=rtcp-mux\r\n';
|
|
return sdp;
|
|
};
|
|
|
|
// Parses the SDP media section and returns an array of
|
|
// RTCRtpEncodingParameters.
|
|
SDPUtils.parseRtpEncodingParameters = function(mediaSection) {
|
|
var encodingParameters = [];
|
|
var description = SDPUtils.parseRtpParameters(mediaSection);
|
|
var hasRed = description.fecMechanisms.indexOf('RED') !== -1;
|
|
var hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1;
|
|
|
|
// filter a=ssrc:... cname:, ignore PlanB-msid
|
|
var ssrcs = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
|
|
.map(function(line) {
|
|
return SDPUtils.parseSsrcMedia(line);
|
|
})
|
|
.filter(function(parts) {
|
|
return parts.attribute === 'cname';
|
|
});
|
|
var primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc;
|
|
var secondarySsrc;
|
|
|
|
var flows = SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID')
|
|
.map(function(line) {
|
|
var parts = line.split(' ');
|
|
parts.shift();
|
|
return parts.map(function(part) {
|
|
return parseInt(part, 10);
|
|
});
|
|
});
|
|
if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) {
|
|
secondarySsrc = flows[0][1];
|
|
}
|
|
|
|
description.codecs.forEach(function(codec) {
|
|
if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) {
|
|
var encParam = {
|
|
ssrc: primarySsrc,
|
|
codecPayloadType: parseInt(codec.parameters.apt, 10),
|
|
rtx: {
|
|
payloadType: codec.payloadType,
|
|
ssrc: secondarySsrc
|
|
}
|
|
};
|
|
encodingParameters.push(encParam);
|
|
if (hasRed) {
|
|
encParam = JSON.parse(JSON.stringify(encParam));
|
|
encParam.fec = {
|
|
ssrc: secondarySsrc,
|
|
mechanism: hasUlpfec ? 'red+ulpfec' : 'red'
|
|
};
|
|
encodingParameters.push(encParam);
|
|
}
|
|
}
|
|
});
|
|
if (encodingParameters.length === 0 && primarySsrc) {
|
|
encodingParameters.push({
|
|
ssrc: primarySsrc
|
|
});
|
|
}
|
|
|
|
// we support both b=AS and b=TIAS but interpret AS as TIAS.
|
|
var bandwidth = SDPUtils.matchPrefix(mediaSection, 'b=');
|
|
if (bandwidth.length) {
|
|
if (bandwidth[0].indexOf('b=TIAS:') === 0) {
|
|
bandwidth = parseInt(bandwidth[0].substr(7), 10);
|
|
} else if (bandwidth[0].indexOf('b=AS:') === 0) {
|
|
bandwidth = parseInt(bandwidth[0].substr(5), 10);
|
|
}
|
|
encodingParameters.forEach(function(params) {
|
|
params.maxBitrate = bandwidth;
|
|
});
|
|
}
|
|
return encodingParameters;
|
|
};
|
|
|
|
SDPUtils.writeSessionBoilerplate = function() {
|
|
// FIXME: sess-id should be an NTP timestamp.
|
|
return 'v=0\r\n' +
|
|
'o=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\n' +
|
|
's=-\r\n' +
|
|
't=0 0\r\n';
|
|
};
|
|
|
|
SDPUtils.writeMediaSection = function(transceiver, caps, type, stream) {
|
|
var sdp = SDPUtils.writeRtpDescription(transceiver.kind, caps);
|
|
|
|
// Map ICE parameters (ufrag, pwd) to SDP.
|
|
sdp += SDPUtils.writeIceParameters(
|
|
transceiver.iceGatherer.getLocalParameters());
|
|
|
|
// Map DTLS parameters to SDP.
|
|
sdp += SDPUtils.writeDtlsParameters(
|
|
transceiver.dtlsTransport.getLocalParameters(),
|
|
type === 'offer' ? 'actpass' : 'active');
|
|
|
|
sdp += 'a=mid:' + transceiver.mid + '\r\n';
|
|
|
|
if (transceiver.rtpSender && transceiver.rtpReceiver) {
|
|
sdp += 'a=sendrecv\r\n';
|
|
} else if (transceiver.rtpSender) {
|
|
sdp += 'a=sendonly\r\n';
|
|
} else if (transceiver.rtpReceiver) {
|
|
sdp += 'a=recvonly\r\n';
|
|
} else {
|
|
sdp += 'a=inactive\r\n';
|
|
}
|
|
|
|
// FIXME: for RTX there might be multiple SSRCs. Not implemented in Edge yet.
|
|
if (transceiver.rtpSender) {
|
|
var msid = 'msid:' + stream.id + ' ' +
|
|
transceiver.rtpSender.track.id + '\r\n';
|
|
sdp += 'a=' + msid;
|
|
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
|
|
' ' + msid;
|
|
}
|
|
// FIXME: this should be written by writeRtpDescription.
|
|
sdp += 'a=ssrc:' + transceiver.sendEncodingParameters[0].ssrc +
|
|
' cname:' + SDPUtils.localCName + '\r\n';
|
|
return sdp;
|
|
};
|
|
|
|
// Gets the direction from the mediaSection or the sessionpart.
|
|
SDPUtils.getDirection = function(mediaSection, sessionpart) {
|
|
// Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv.
|
|
var lines = SDPUtils.splitLines(mediaSection);
|
|
for (var i = 0; i < lines.length; i++) {
|
|
switch (lines[i]) {
|
|
case 'a=sendrecv':
|
|
case 'a=sendonly':
|
|
case 'a=recvonly':
|
|
case 'a=inactive':
|
|
return lines[i].substr(2);
|
|
default:
|
|
// FIXME: What should happen here?
|
|
}
|
|
}
|
|
if (sessionpart) {
|
|
return SDPUtils.getDirection(sessionpart);
|
|
}
|
|
return 'sendrecv';
|
|
};
|
|
|
|
// Expose public methods.
|
|
module.e = SDPUtils;
|
|
|
|
|
|
/***/ },
|
|
/* 210 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = function(module) {
|
|
if(!module.webpackPolyfill) {
|
|
module.deprecate = function() {};
|
|
module.paths = [];
|
|
// module.parent = undefined by default
|
|
module.children = [];
|
|
Object.defineProperty(module, "exports", {
|
|
enumerable: true,
|
|
configurable: false,
|
|
get: function() { return module.e; },
|
|
set: function(v) { return module.e = v; }
|
|
});
|
|
Object.defineProperty(module, "loaded", {
|
|
enumerable: true,
|
|
configurable: false,
|
|
get: function() { return module.l; }
|
|
});
|
|
Object.defineProperty(module, "id", {
|
|
enumerable: true,
|
|
configurable: false,
|
|
get: function() { return module.i; }
|
|
});
|
|
module.webpackPolyfill = 1;
|
|
}
|
|
return module;
|
|
}
|
|
|
|
|
|
/***/ },
|
|
/* 211 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
|
|
'use strict';
|
|
|
|
// Shimming starts here.
|
|
(function() {
|
|
// Utils.
|
|
var logging = __webpack_require__(1).log;
|
|
var browserDetails = __webpack_require__(1).browserDetails;
|
|
// Export to the adapter global object visible in the browser.
|
|
module.e.browserDetails = browserDetails;
|
|
module.e.extractVersion = __webpack_require__(1).extractVersion;
|
|
module.e.disableLog = __webpack_require__(1).disableLog;
|
|
|
|
// Uncomment the line below if you want logging to occur, including logging
|
|
// for the switch statement below. Can also be turned on in the browser via
|
|
// adapter.disableLog(false), but then logging from the switch statement below
|
|
// will not appear.
|
|
// require('./utils').disableLog(false);
|
|
|
|
// Browser shims.
|
|
var chromeShim = __webpack_require__(212) || null;
|
|
var edgeShim = __webpack_require__(214) || null;
|
|
var firefoxShim = __webpack_require__(216) || null;
|
|
var safariShim = __webpack_require__(218) || null;
|
|
|
|
// Shim browser if found.
|
|
switch (browserDetails.browser) {
|
|
case 'opera': // fallthrough as it uses chrome shims
|
|
case 'chrome':
|
|
if (!chromeShim || !chromeShim.shimPeerConnection) {
|
|
logging('Chrome shim is not included in this adapter release.');
|
|
return;
|
|
}
|
|
logging('adapter.js shimming chrome.');
|
|
// Export to the adapter global object visible in the browser.
|
|
module.e.browserShim = chromeShim;
|
|
|
|
chromeShim.shimGetUserMedia();
|
|
chromeShim.shimMediaStream();
|
|
chromeShim.shimSourceObject();
|
|
chromeShim.shimPeerConnection();
|
|
chromeShim.shimOnTrack();
|
|
break;
|
|
case 'firefox':
|
|
if (!firefoxShim || !firefoxShim.shimPeerConnection) {
|
|
logging('Firefox shim is not included in this adapter release.');
|
|
return;
|
|
}
|
|
logging('adapter.js shimming firefox.');
|
|
// Export to the adapter global object visible in the browser.
|
|
module.e.browserShim = firefoxShim;
|
|
|
|
firefoxShim.shimGetUserMedia();
|
|
firefoxShim.shimSourceObject();
|
|
firefoxShim.shimPeerConnection();
|
|
firefoxShim.shimOnTrack();
|
|
break;
|
|
case 'edge':
|
|
if (!edgeShim || !edgeShim.shimPeerConnection) {
|
|
logging('MS edge shim is not included in this adapter release.');
|
|
return;
|
|
}
|
|
logging('adapter.js shimming edge.');
|
|
// Export to the adapter global object visible in the browser.
|
|
module.e.browserShim = edgeShim;
|
|
|
|
edgeShim.shimGetUserMedia();
|
|
edgeShim.shimPeerConnection();
|
|
break;
|
|
case 'safari':
|
|
if (!safariShim) {
|
|
logging('Safari shim is not included in this adapter release.');
|
|
return;
|
|
}
|
|
logging('adapter.js shimming safari.');
|
|
// Export to the adapter global object visible in the browser.
|
|
module.e.browserShim = safariShim;
|
|
|
|
safariShim.shimGetUserMedia();
|
|
break;
|
|
default:
|
|
logging('Unsupported browser!');
|
|
}
|
|
})();
|
|
|
|
|
|
/***/ },
|
|
/* 212 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
var logging = __webpack_require__(1).log;
|
|
var browserDetails = __webpack_require__(1).browserDetails;
|
|
|
|
var chromeShim = {
|
|
shimMediaStream: function() {
|
|
window.MediaStream = window.MediaStream || window.webkitMediaStream;
|
|
},
|
|
|
|
shimOnTrack: function() {
|
|
if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
|
|
window.RTCPeerConnection.prototype)) {
|
|
Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
|
|
get: function() {
|
|
return this._ontrack;
|
|
},
|
|
set: function(f) {
|
|
var self = this;
|
|
if (this._ontrack) {
|
|
this.removeEventListener('track', this._ontrack);
|
|
this.removeEventListener('addstream', this._ontrackpoly);
|
|
}
|
|
this.addEventListener('track', this._ontrack = f);
|
|
this.addEventListener('addstream', this._ontrackpoly = function(e) {
|
|
// onaddstream does not fire when a track is added to an existing
|
|
// stream. But stream.onaddtrack is implemented so we use that.
|
|
e.stream.addEventListener('addtrack', function(te) {
|
|
var event = new Event('track');
|
|
event.track = te.track;
|
|
event.receiver = {track: te.track};
|
|
event.streams = [e.stream];
|
|
self.dispatchEvent(event);
|
|
});
|
|
e.stream.getTracks().forEach(function(track) {
|
|
var event = new Event('track');
|
|
event.track = track;
|
|
event.receiver = {track: track};
|
|
event.streams = [e.stream];
|
|
this.dispatchEvent(event);
|
|
}.bind(this));
|
|
}.bind(this));
|
|
}
|
|
});
|
|
}
|
|
},
|
|
|
|
shimSourceObject: function() {
|
|
if (typeof window === 'object') {
|
|
if (window.HTMLMediaElement &&
|
|
!('srcObject' in window.HTMLMediaElement.prototype)) {
|
|
// Shim the srcObject property, once, when HTMLMediaElement is found.
|
|
Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
|
|
get: function() {
|
|
return this._srcObject;
|
|
},
|
|
set: function(stream) {
|
|
var self = this;
|
|
// Use _srcObject as a private property for this shim
|
|
this._srcObject = stream;
|
|
if (this.src) {
|
|
URL.revokeObjectURL(this.src);
|
|
}
|
|
|
|
if (!stream) {
|
|
this.src = '';
|
|
return;
|
|
}
|
|
this.src = URL.createObjectURL(stream);
|
|
// We need to recreate the blob url when a track is added or
|
|
// removed. Doing it manually since we want to avoid a recursion.
|
|
stream.addEventListener('addtrack', function() {
|
|
if (self.src) {
|
|
URL.revokeObjectURL(self.src);
|
|
}
|
|
self.src = URL.createObjectURL(stream);
|
|
});
|
|
stream.addEventListener('removetrack', function() {
|
|
if (self.src) {
|
|
URL.revokeObjectURL(self.src);
|
|
}
|
|
self.src = URL.createObjectURL(stream);
|
|
});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
},
|
|
|
|
shimPeerConnection: function() {
|
|
// The RTCPeerConnection object.
|
|
window.RTCPeerConnection = function(pcConfig, pcConstraints) {
|
|
// Translate iceTransportPolicy to iceTransports,
|
|
// see https://code.google.com/p/webrtc/issues/detail?id=4869
|
|
logging('PeerConnection');
|
|
if (pcConfig && pcConfig.iceTransportPolicy) {
|
|
pcConfig.iceTransports = pcConfig.iceTransportPolicy;
|
|
}
|
|
|
|
var pc = new webkitRTCPeerConnection(pcConfig, pcConstraints);
|
|
var origGetStats = pc.getStats.bind(pc);
|
|
pc.getStats = function(selector, successCallback, errorCallback) {
|
|
var self = this;
|
|
var args = arguments;
|
|
|
|
// If selector is a function then we are in the old style stats so just
|
|
// pass back the original getStats format to avoid breaking old users.
|
|
if (arguments.length > 0 && typeof selector === 'function') {
|
|
return origGetStats(selector, successCallback);
|
|
}
|
|
|
|
var fixChromeStats_ = function(response) {
|
|
var standardReport = {};
|
|
var reports = response.result();
|
|
reports.forEach(function(report) {
|
|
var standardStats = {
|
|
id: report.id,
|
|
timestamp: report.timestamp,
|
|
type: report.type
|
|
};
|
|
report.names().forEach(function(name) {
|
|
standardStats[name] = report.stat(name);
|
|
});
|
|
standardReport[standardStats.id] = standardStats;
|
|
});
|
|
|
|
return standardReport;
|
|
};
|
|
|
|
// shim getStats with maplike support
|
|
var makeMapStats = function(stats, legacyStats) {
|
|
var map = new Map(Object.keys(stats).map(function(key) {
|
|
return[key, stats[key]];
|
|
}));
|
|
legacyStats = legacyStats || stats;
|
|
Object.keys(legacyStats).forEach(function(key) {
|
|
map[key] = legacyStats[key];
|
|
});
|
|
return map;
|
|
};
|
|
|
|
if (arguments.length >= 2) {
|
|
var successCallbackWrapper_ = function(response) {
|
|
args[1](makeMapStats(fixChromeStats_(response)));
|
|
};
|
|
|
|
return origGetStats.apply(this, [successCallbackWrapper_,
|
|
arguments[0]]);
|
|
}
|
|
|
|
// promise-support
|
|
return new Promise(function(resolve, reject) {
|
|
if (args.length === 1 && typeof selector === 'object') {
|
|
origGetStats.apply(self, [
|
|
function(response) {
|
|
resolve(makeMapStats(fixChromeStats_(response)));
|
|
}, reject]);
|
|
} else {
|
|
// Preserve legacy chrome stats only on legacy access of stats obj
|
|
origGetStats.apply(self, [
|
|
function(response) {
|
|
resolve(makeMapStats(fixChromeStats_(response),
|
|
response.result()));
|
|
}, reject]);
|
|
}
|
|
}).then(successCallback, errorCallback);
|
|
};
|
|
|
|
return pc;
|
|
};
|
|
window.RTCPeerConnection.prototype = webkitRTCPeerConnection.prototype;
|
|
|
|
// wrap static methods. Currently just generateCertificate.
|
|
if (webkitRTCPeerConnection.generateCertificate) {
|
|
Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
|
|
get: function() {
|
|
return webkitRTCPeerConnection.generateCertificate;
|
|
}
|
|
});
|
|
}
|
|
|
|
['createOffer', 'createAnswer'].forEach(function(method) {
|
|
var nativeMethod = webkitRTCPeerConnection.prototype[method];
|
|
webkitRTCPeerConnection.prototype[method] = function() {
|
|
var self = this;
|
|
if (arguments.length < 1 || (arguments.length === 1 &&
|
|
typeof arguments[0] === 'object')) {
|
|
var opts = arguments.length === 1 ? arguments[0] : undefined;
|
|
return new Promise(function(resolve, reject) {
|
|
nativeMethod.apply(self, [resolve, reject, opts]);
|
|
});
|
|
}
|
|
return nativeMethod.apply(this, arguments);
|
|
};
|
|
});
|
|
|
|
// add promise support -- natively available in Chrome 51
|
|
if (browserDetails.version < 51) {
|
|
['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
|
|
.forEach(function(method) {
|
|
var nativeMethod = webkitRTCPeerConnection.prototype[method];
|
|
webkitRTCPeerConnection.prototype[method] = function() {
|
|
var args = arguments;
|
|
var self = this;
|
|
var promise = new Promise(function(resolve, reject) {
|
|
nativeMethod.apply(self, [args[0], resolve, reject]);
|
|
});
|
|
if (args.length < 2) {
|
|
return promise;
|
|
}
|
|
return promise.then(function() {
|
|
args[1].apply(null, []);
|
|
},
|
|
function(err) {
|
|
if (args.length >= 3) {
|
|
args[2].apply(null, [err]);
|
|
}
|
|
});
|
|
};
|
|
});
|
|
}
|
|
|
|
// support for addIceCandidate(null)
|
|
var nativeAddIceCandidate =
|
|
RTCPeerConnection.prototype.addIceCandidate;
|
|
RTCPeerConnection.prototype.addIceCandidate = function() {
|
|
return arguments[0] === null ? Promise.resolve()
|
|
: nativeAddIceCandidate.apply(this, arguments);
|
|
};
|
|
|
|
// shim implicit creation of RTCSessionDescription/RTCIceCandidate
|
|
['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
|
|
.forEach(function(method) {
|
|
var nativeMethod = webkitRTCPeerConnection.prototype[method];
|
|
webkitRTCPeerConnection.prototype[method] = function() {
|
|
arguments[0] = new ((method === 'addIceCandidate') ?
|
|
RTCIceCandidate : RTCSessionDescription)(arguments[0]);
|
|
return nativeMethod.apply(this, arguments);
|
|
};
|
|
});
|
|
},
|
|
|
|
// Attach a media stream to an element.
|
|
attachMediaStream: function(element, stream) {
|
|
logging('DEPRECATED, attachMediaStream will soon be removed.');
|
|
if (browserDetails.version >= 43) {
|
|
element.srcObject = stream;
|
|
} else if (typeof element.src !== 'undefined') {
|
|
element.src = URL.createObjectURL(stream);
|
|
} else {
|
|
logging('Error attaching stream to element.');
|
|
}
|
|
},
|
|
|
|
reattachMediaStream: function(to, from) {
|
|
logging('DEPRECATED, reattachMediaStream will soon be removed.');
|
|
if (browserDetails.version >= 43) {
|
|
to.srcObject = from.srcObject;
|
|
} else {
|
|
to.src = from.src;
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
// Expose public methods.
|
|
module.e = {
|
|
shimMediaStream: chromeShim.shimMediaStream,
|
|
shimOnTrack: chromeShim.shimOnTrack,
|
|
shimSourceObject: chromeShim.shimSourceObject,
|
|
shimPeerConnection: chromeShim.shimPeerConnection,
|
|
shimGetUserMedia: __webpack_require__(213),
|
|
attachMediaStream: chromeShim.attachMediaStream,
|
|
reattachMediaStream: chromeShim.reattachMediaStream
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 213 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
var logging = __webpack_require__(1).log;
|
|
|
|
// Expose public methods.
|
|
module.e = function() {
|
|
var constraintsToChrome_ = function(c) {
|
|
if (typeof c !== 'object' || c.mandatory || c.optional) {
|
|
return c;
|
|
}
|
|
var cc = {};
|
|
Object.keys(c).forEach(function(key) {
|
|
if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
|
|
return;
|
|
}
|
|
var r = (typeof c[key] === 'object') ? c[key] : {ideal: c[key]};
|
|
if (r.exact !== undefined && typeof r.exact === 'number') {
|
|
r.min = r.max = r.exact;
|
|
}
|
|
var oldname_ = function(prefix, name) {
|
|
if (prefix) {
|
|
return prefix + name.charAt(0).toUpperCase() + name.slice(1);
|
|
}
|
|
return (name === 'deviceId') ? 'sourceId' : name;
|
|
};
|
|
if (r.ideal !== undefined) {
|
|
cc.optional = cc.optional || [];
|
|
var oc = {};
|
|
if (typeof r.ideal === 'number') {
|
|
oc[oldname_('min', key)] = r.ideal;
|
|
cc.optional.push(oc);
|
|
oc = {};
|
|
oc[oldname_('max', key)] = r.ideal;
|
|
cc.optional.push(oc);
|
|
} else {
|
|
oc[oldname_('', key)] = r.ideal;
|
|
cc.optional.push(oc);
|
|
}
|
|
}
|
|
if (r.exact !== undefined && typeof r.exact !== 'number') {
|
|
cc.mandatory = cc.mandatory || {};
|
|
cc.mandatory[oldname_('', key)] = r.exact;
|
|
} else {
|
|
['min', 'max'].forEach(function(mix) {
|
|
if (r[mix] !== undefined) {
|
|
cc.mandatory = cc.mandatory || {};
|
|
cc.mandatory[oldname_(mix, key)] = r[mix];
|
|
}
|
|
});
|
|
}
|
|
});
|
|
if (c.advanced) {
|
|
cc.optional = (cc.optional || []).concat(c.advanced);
|
|
}
|
|
return cc;
|
|
};
|
|
|
|
var shimConstraints_ = function(constraints, func) {
|
|
constraints = JSON.parse(JSON.stringify(constraints));
|
|
if (constraints && constraints.audio) {
|
|
constraints.audio = constraintsToChrome_(constraints.audio);
|
|
}
|
|
if (constraints && typeof constraints.video === 'object') {
|
|
// Shim facingMode for mobile, where it defaults to "user".
|
|
var face = constraints.video.facingMode;
|
|
face = face && ((typeof face === 'object') ? face : {ideal: face});
|
|
|
|
if ((face && (face.exact === 'user' || face.exact === 'environment' ||
|
|
face.ideal === 'user' || face.ideal === 'environment')) &&
|
|
!(navigator.mediaDevices.getSupportedConstraints &&
|
|
navigator.mediaDevices.getSupportedConstraints().facingMode)) {
|
|
delete constraints.video.facingMode;
|
|
if (face.exact === 'environment' || face.ideal === 'environment') {
|
|
// Look for "back" in label, or use last cam (typically back cam).
|
|
return navigator.mediaDevices.enumerateDevices()
|
|
.then(function(devices) {
|
|
devices = devices.filter(function(d) {
|
|
return d.kind === 'videoinput';
|
|
});
|
|
var back = devices.find(function(d) {
|
|
return d.label.toLowerCase().indexOf('back') !== -1;
|
|
}) || (devices.length && devices[devices.length - 1]);
|
|
if (back) {
|
|
constraints.video.deviceId = face.exact ? {exact: back.deviceId} :
|
|
{ideal: back.deviceId};
|
|
}
|
|
constraints.video = constraintsToChrome_(constraints.video);
|
|
logging('chrome: ' + JSON.stringify(constraints));
|
|
return func(constraints);
|
|
});
|
|
}
|
|
}
|
|
constraints.video = constraintsToChrome_(constraints.video);
|
|
}
|
|
logging('chrome: ' + JSON.stringify(constraints));
|
|
return func(constraints);
|
|
};
|
|
|
|
var shimError_ = function(e) {
|
|
return {
|
|
name: {
|
|
PermissionDeniedError: 'NotAllowedError',
|
|
ConstraintNotSatisfiedError: 'OverconstrainedError'
|
|
}[e.name] || e.name,
|
|
message: e.message,
|
|
constraint: e.constraintName,
|
|
toString: function() {
|
|
return this.name + (this.message && ': ') + this.message;
|
|
}
|
|
};
|
|
};
|
|
|
|
var getUserMedia_ = function(constraints, onSuccess, onError) {
|
|
shimConstraints_(constraints, function(c) {
|
|
navigator.webkitGetUserMedia(c, onSuccess, function(e) {
|
|
onError(shimError_(e));
|
|
});
|
|
});
|
|
};
|
|
|
|
navigator.getUserMedia = getUserMedia_;
|
|
|
|
// Returns the result of getUserMedia as a Promise.
|
|
var getUserMediaPromise_ = function(constraints) {
|
|
return new Promise(function(resolve, reject) {
|
|
navigator.getUserMedia(constraints, resolve, reject);
|
|
});
|
|
};
|
|
|
|
if (!navigator.mediaDevices) {
|
|
navigator.mediaDevices = {
|
|
getUserMedia: getUserMediaPromise_,
|
|
enumerateDevices: function() {
|
|
return new Promise(function(resolve) {
|
|
var kinds = {audio: 'audioinput', video: 'videoinput'};
|
|
return MediaStreamTrack.getSources(function(devices) {
|
|
resolve(devices.map(function(device) {
|
|
return {label: device.label,
|
|
kind: kinds[device.kind],
|
|
deviceId: device.id,
|
|
groupId: ''};
|
|
}));
|
|
});
|
|
});
|
|
}
|
|
};
|
|
}
|
|
|
|
// A shim for getUserMedia method on the mediaDevices object.
|
|
// TODO(KaptenJansson) remove once implemented in Chrome stable.
|
|
if (!navigator.mediaDevices.getUserMedia) {
|
|
navigator.mediaDevices.getUserMedia = function(constraints) {
|
|
return getUserMediaPromise_(constraints);
|
|
};
|
|
} else {
|
|
// Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
|
|
// function which returns a Promise, it does not accept spec-style
|
|
// constraints.
|
|
var origGetUserMedia = navigator.mediaDevices.getUserMedia.
|
|
bind(navigator.mediaDevices);
|
|
navigator.mediaDevices.getUserMedia = function(cs) {
|
|
return shimConstraints_(cs, function(c) {
|
|
return origGetUserMedia(c).catch(function(e) {
|
|
return Promise.reject(shimError_(e));
|
|
});
|
|
});
|
|
};
|
|
}
|
|
|
|
// Dummy devicechange event methods.
|
|
// TODO(KaptenJansson) remove once implemented in Chrome stable.
|
|
if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
|
|
navigator.mediaDevices.addEventListener = function() {
|
|
logging('Dummy mediaDevices.addEventListener called.');
|
|
};
|
|
}
|
|
if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
|
|
navigator.mediaDevices.removeEventListener = function() {
|
|
logging('Dummy mediaDevices.removeEventListener called.');
|
|
};
|
|
}
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 214 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
var SDPUtils = __webpack_require__(209);
|
|
var logging = __webpack_require__(1).log;
|
|
|
|
var edgeShim = {
|
|
shimPeerConnection: function() {
|
|
if (window.RTCIceGatherer) {
|
|
// ORTC defines an RTCIceCandidate object but no constructor.
|
|
// Not implemented in Edge.
|
|
if (!window.RTCIceCandidate) {
|
|
window.RTCIceCandidate = function(args) {
|
|
return args;
|
|
};
|
|
}
|
|
// ORTC does not have a session description object but
|
|
// other browsers (i.e. Chrome) that will support both PC and ORTC
|
|
// in the future might have this defined already.
|
|
if (!window.RTCSessionDescription) {
|
|
window.RTCSessionDescription = function(args) {
|
|
return args;
|
|
};
|
|
}
|
|
}
|
|
|
|
window.RTCPeerConnection = function(config) {
|
|
var self = this;
|
|
|
|
var _eventTarget = document.createDocumentFragment();
|
|
['addEventListener', 'removeEventListener', 'dispatchEvent']
|
|
.forEach(function(method) {
|
|
self[method] = _eventTarget[method].bind(_eventTarget);
|
|
});
|
|
|
|
this.onicecandidate = null;
|
|
this.onaddstream = null;
|
|
this.ontrack = null;
|
|
this.onremovestream = null;
|
|
this.onsignalingstatechange = null;
|
|
this.oniceconnectionstatechange = null;
|
|
this.onnegotiationneeded = null;
|
|
this.ondatachannel = null;
|
|
|
|
this.localStreams = [];
|
|
this.remoteStreams = [];
|
|
this.getLocalStreams = function() {
|
|
return self.localStreams;
|
|
};
|
|
this.getRemoteStreams = function() {
|
|
return self.remoteStreams;
|
|
};
|
|
|
|
this.localDescription = new RTCSessionDescription({
|
|
type: '',
|
|
sdp: ''
|
|
});
|
|
this.remoteDescription = new RTCSessionDescription({
|
|
type: '',
|
|
sdp: ''
|
|
});
|
|
this.signalingState = 'stable';
|
|
this.iceConnectionState = 'new';
|
|
this.iceGatheringState = 'new';
|
|
|
|
this.iceOptions = {
|
|
gatherPolicy: 'all',
|
|
iceServers: []
|
|
};
|
|
if (config && config.iceTransportPolicy) {
|
|
switch (config.iceTransportPolicy) {
|
|
case 'all':
|
|
case 'relay':
|
|
this.iceOptions.gatherPolicy = config.iceTransportPolicy;
|
|
break;
|
|
case 'none':
|
|
// FIXME: remove once implementation and spec have added this.
|
|
throw new TypeError('iceTransportPolicy "none" not supported');
|
|
default:
|
|
// don't set iceTransportPolicy.
|
|
break;
|
|
}
|
|
}
|
|
this.usingBundle = config && config.bundlePolicy === 'max-bundle';
|
|
|
|
if (config && config.iceServers) {
|
|
// Edge does not like
|
|
// 1) stun:
|
|
// 2) turn: that does not have all of turn:host:port?transport=udp
|
|
var iceServers = JSON.parse(JSON.stringify(config.iceServers));
|
|
this.iceOptions.iceServers = iceServers.filter(function(server) {
|
|
if (server && server.urls) {
|
|
var urls = server.urls;
|
|
if (typeof urls === 'string') {
|
|
urls = [urls];
|
|
}
|
|
urls = urls.filter(function(url) {
|
|
return url.indexOf('turn:') === 0 &&
|
|
url.indexOf('transport=udp') !== -1;
|
|
})[0];
|
|
return !!urls;
|
|
}
|
|
return false;
|
|
});
|
|
}
|
|
|
|
// per-track iceGathers, iceTransports, dtlsTransports, rtpSenders, ...
|
|
// everything that is needed to describe a SDP m-line.
|
|
this.transceivers = [];
|
|
|
|
// since the iceGatherer is currently created in createOffer but we
|
|
// must not emit candidates until after setLocalDescription we buffer
|
|
// them in this array.
|
|
this._localIceCandidatesBuffer = [];
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype._emitBufferedCandidates = function() {
|
|
var self = this;
|
|
var sections = SDPUtils.splitSections(self.localDescription.sdp);
|
|
// FIXME: need to apply ice candidates in a way which is async but
|
|
// in-order
|
|
this._localIceCandidatesBuffer.forEach(function(event) {
|
|
var end = !event.candidate || Object.keys(event.candidate).length === 0;
|
|
if (end) {
|
|
for (var j = 1; j < sections.length; j++) {
|
|
if (sections[j].indexOf('\r\na=end-of-candidates\r\n') === -1) {
|
|
sections[j] += 'a=end-of-candidates\r\n';
|
|
}
|
|
}
|
|
} else if (event.candidate.candidate.indexOf('typ endOfCandidates')
|
|
=== -1) {
|
|
sections[event.candidate.sdpMLineIndex + 1] +=
|
|
'a=' + event.candidate.candidate + '\r\n';
|
|
}
|
|
self.localDescription.sdp = sections.join('');
|
|
self.dispatchEvent(event);
|
|
if (self.onicecandidate !== null) {
|
|
self.onicecandidate(event);
|
|
}
|
|
if (!event.candidate && self.iceGatheringState !== 'complete') {
|
|
var complete = self.transceivers.every(function(transceiver) {
|
|
return transceiver.iceGatherer &&
|
|
transceiver.iceGatherer.state === 'completed';
|
|
});
|
|
if (complete) {
|
|
self.iceGatheringState = 'complete';
|
|
}
|
|
}
|
|
});
|
|
this._localIceCandidatesBuffer = [];
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.addStream = function(stream) {
|
|
// Clone is necessary for local demos mostly, attaching directly
|
|
// to two different senders does not work (build 10547).
|
|
this.localStreams.push(stream.clone());
|
|
this._maybeFireNegotiationNeeded();
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.removeStream = function(stream) {
|
|
var idx = this.localStreams.indexOf(stream);
|
|
if (idx > -1) {
|
|
this.localStreams.splice(idx, 1);
|
|
this._maybeFireNegotiationNeeded();
|
|
}
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.getSenders = function() {
|
|
return this.transceivers.filter(function(transceiver) {
|
|
return !!transceiver.rtpSender;
|
|
})
|
|
.map(function(transceiver) {
|
|
return transceiver.rtpSender;
|
|
});
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.getReceivers = function() {
|
|
return this.transceivers.filter(function(transceiver) {
|
|
return !!transceiver.rtpReceiver;
|
|
})
|
|
.map(function(transceiver) {
|
|
return transceiver.rtpReceiver;
|
|
});
|
|
};
|
|
|
|
// Determines the intersection of local and remote capabilities.
|
|
window.RTCPeerConnection.prototype._getCommonCapabilities =
|
|
function(localCapabilities, remoteCapabilities) {
|
|
var commonCapabilities = {
|
|
codecs: [],
|
|
headerExtensions: [],
|
|
fecMechanisms: []
|
|
};
|
|
localCapabilities.codecs.forEach(function(lCodec) {
|
|
for (var i = 0; i < remoteCapabilities.codecs.length; i++) {
|
|
var rCodec = remoteCapabilities.codecs[i];
|
|
if (lCodec.name.toLowerCase() === rCodec.name.toLowerCase() &&
|
|
lCodec.clockRate === rCodec.clockRate &&
|
|
lCodec.numChannels === rCodec.numChannels) {
|
|
// push rCodec so we reply with offerer payload type
|
|
commonCapabilities.codecs.push(rCodec);
|
|
|
|
// FIXME: also need to determine intersection between
|
|
// .rtcpFeedback and .parameters
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
|
|
localCapabilities.headerExtensions
|
|
.forEach(function(lHeaderExtension) {
|
|
for (var i = 0; i < remoteCapabilities.headerExtensions.length;
|
|
i++) {
|
|
var rHeaderExtension = remoteCapabilities.headerExtensions[i];
|
|
if (lHeaderExtension.uri === rHeaderExtension.uri) {
|
|
commonCapabilities.headerExtensions.push(rHeaderExtension);
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
|
|
// FIXME: fecMechanisms
|
|
return commonCapabilities;
|
|
};
|
|
|
|
// Create ICE gatherer, ICE transport and DTLS transport.
|
|
window.RTCPeerConnection.prototype._createIceAndDtlsTransports =
|
|
function(mid, sdpMLineIndex) {
|
|
var self = this;
|
|
var iceGatherer = new RTCIceGatherer(self.iceOptions);
|
|
var iceTransport = new RTCIceTransport(iceGatherer);
|
|
iceGatherer.onlocalcandidate = function(evt) {
|
|
var event = new Event('icecandidate');
|
|
event.candidate = {sdpMid: mid, sdpMLineIndex: sdpMLineIndex};
|
|
|
|
var cand = evt.candidate;
|
|
var end = !cand || Object.keys(cand).length === 0;
|
|
// Edge emits an empty object for RTCIceCandidateComplete‥
|
|
if (end) {
|
|
// polyfill since RTCIceGatherer.state is not implemented in
|
|
// Edge 10547 yet.
|
|
if (iceGatherer.state === undefined) {
|
|
iceGatherer.state = 'completed';
|
|
}
|
|
|
|
// Emit a candidate with type endOfCandidates to make the samples
|
|
// work. Edge requires addIceCandidate with this empty candidate
|
|
// to start checking. The real solution is to signal
|
|
// end-of-candidates to the other side when getting the null
|
|
// candidate but some apps (like the samples) don't do that.
|
|
event.candidate.candidate =
|
|
'candidate:1 1 udp 1 0.0.0.0 9 typ endOfCandidates';
|
|
} else {
|
|
// RTCIceCandidate doesn't have a component, needs to be added
|
|
cand.component = iceTransport.component === 'RTCP' ? 2 : 1;
|
|
event.candidate.candidate = SDPUtils.writeCandidate(cand);
|
|
}
|
|
|
|
// update local description.
|
|
var sections = SDPUtils.splitSections(self.localDescription.sdp);
|
|
if (event.candidate.candidate.indexOf('typ endOfCandidates')
|
|
=== -1) {
|
|
sections[event.candidate.sdpMLineIndex + 1] +=
|
|
'a=' + event.candidate.candidate + '\r\n';
|
|
} else {
|
|
sections[event.candidate.sdpMLineIndex + 1] +=
|
|
'a=end-of-candidates\r\n';
|
|
}
|
|
self.localDescription.sdp = sections.join('');
|
|
|
|
var complete = self.transceivers.every(function(transceiver) {
|
|
return transceiver.iceGatherer &&
|
|
transceiver.iceGatherer.state === 'completed';
|
|
});
|
|
|
|
// Emit candidate if localDescription is set.
|
|
// Also emits null candidate when all gatherers are complete.
|
|
switch (self.iceGatheringState) {
|
|
case 'new':
|
|
self._localIceCandidatesBuffer.push(event);
|
|
if (end && complete) {
|
|
self._localIceCandidatesBuffer.push(
|
|
new Event('icecandidate'));
|
|
}
|
|
break;
|
|
case 'gathering':
|
|
self._emitBufferedCandidates();
|
|
self.dispatchEvent(event);
|
|
if (self.onicecandidate !== null) {
|
|
self.onicecandidate(event);
|
|
}
|
|
if (complete) {
|
|
self.dispatchEvent(new Event('icecandidate'));
|
|
if (self.onicecandidate !== null) {
|
|
self.onicecandidate(new Event('icecandidate'));
|
|
}
|
|
self.iceGatheringState = 'complete';
|
|
}
|
|
break;
|
|
case 'complete':
|
|
// should not happen... currently!
|
|
break;
|
|
default: // no-op.
|
|
break;
|
|
}
|
|
};
|
|
iceTransport.onicestatechange = function() {
|
|
self._updateConnectionState();
|
|
};
|
|
|
|
var dtlsTransport = new RTCDtlsTransport(iceTransport);
|
|
dtlsTransport.ondtlsstatechange = function() {
|
|
self._updateConnectionState();
|
|
};
|
|
dtlsTransport.onerror = function() {
|
|
// onerror does not set state to failed by itself.
|
|
dtlsTransport.state = 'failed';
|
|
self._updateConnectionState();
|
|
};
|
|
|
|
return {
|
|
iceGatherer: iceGatherer,
|
|
iceTransport: iceTransport,
|
|
dtlsTransport: dtlsTransport
|
|
};
|
|
};
|
|
|
|
// Start the RTP Sender and Receiver for a transceiver.
|
|
window.RTCPeerConnection.prototype._transceive = function(transceiver,
|
|
send, recv) {
|
|
var params = this._getCommonCapabilities(transceiver.localCapabilities,
|
|
transceiver.remoteCapabilities);
|
|
if (send && transceiver.rtpSender) {
|
|
params.encodings = transceiver.sendEncodingParameters;
|
|
params.rtcp = {
|
|
cname: SDPUtils.localCName
|
|
};
|
|
if (transceiver.recvEncodingParameters.length) {
|
|
params.rtcp.ssrc = transceiver.recvEncodingParameters[0].ssrc;
|
|
}
|
|
transceiver.rtpSender.send(params);
|
|
}
|
|
if (recv && transceiver.rtpReceiver) {
|
|
params.encodings = transceiver.recvEncodingParameters;
|
|
params.rtcp = {
|
|
cname: transceiver.cname
|
|
};
|
|
if (transceiver.sendEncodingParameters.length) {
|
|
params.rtcp.ssrc = transceiver.sendEncodingParameters[0].ssrc;
|
|
}
|
|
transceiver.rtpReceiver.receive(params);
|
|
}
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.setLocalDescription =
|
|
function(description) {
|
|
var self = this;
|
|
var sections;
|
|
var sessionpart;
|
|
if (description.type === 'offer') {
|
|
// FIXME: What was the purpose of this empty if statement?
|
|
// if (!this._pendingOffer) {
|
|
// } else {
|
|
if (this._pendingOffer) {
|
|
// VERY limited support for SDP munging. Limited to:
|
|
// * changing the order of codecs
|
|
sections = SDPUtils.splitSections(description.sdp);
|
|
sessionpart = sections.shift();
|
|
sections.forEach(function(mediaSection, sdpMLineIndex) {
|
|
var caps = SDPUtils.parseRtpParameters(mediaSection);
|
|
self._pendingOffer[sdpMLineIndex].localCapabilities = caps;
|
|
});
|
|
this.transceivers = this._pendingOffer;
|
|
delete this._pendingOffer;
|
|
}
|
|
} else if (description.type === 'answer') {
|
|
sections = SDPUtils.splitSections(self.remoteDescription.sdp);
|
|
sessionpart = sections.shift();
|
|
var isIceLite = SDPUtils.matchPrefix(sessionpart,
|
|
'a=ice-lite').length > 0;
|
|
sections.forEach(function(mediaSection, sdpMLineIndex) {
|
|
var transceiver = self.transceivers[sdpMLineIndex];
|
|
var iceGatherer = transceiver.iceGatherer;
|
|
var iceTransport = transceiver.iceTransport;
|
|
var dtlsTransport = transceiver.dtlsTransport;
|
|
var localCapabilities = transceiver.localCapabilities;
|
|
var remoteCapabilities = transceiver.remoteCapabilities;
|
|
var rejected = mediaSection.split('\n', 1)[0]
|
|
.split(' ', 2)[1] === '0';
|
|
|
|
if (!rejected) {
|
|
var remoteIceParameters = SDPUtils.getIceParameters(
|
|
mediaSection, sessionpart);
|
|
if (isIceLite) {
|
|
var cands = SDPUtils.matchPrefix(mediaSection, 'a=candidate:')
|
|
.map(function(cand) {
|
|
return SDPUtils.parseCandidate(cand);
|
|
})
|
|
.filter(function(cand) {
|
|
return cand.component === '1';
|
|
});
|
|
// ice-lite only includes host candidates in the SDP so we can
|
|
// use setRemoteCandidates (which implies an
|
|
// RTCIceCandidateComplete)
|
|
if (cands.length) {
|
|
iceTransport.setRemoteCandidates(cands);
|
|
}
|
|
}
|
|
var remoteDtlsParameters = SDPUtils.getDtlsParameters(
|
|
mediaSection, sessionpart);
|
|
if (isIceLite) {
|
|
remoteDtlsParameters.role = 'server';
|
|
}
|
|
|
|
if (!self.usingBundle || sdpMLineIndex === 0) {
|
|
iceTransport.start(iceGatherer, remoteIceParameters,
|
|
isIceLite ? 'controlling' : 'controlled');
|
|
dtlsTransport.start(remoteDtlsParameters);
|
|
}
|
|
|
|
// Calculate intersection of capabilities.
|
|
var params = self._getCommonCapabilities(localCapabilities,
|
|
remoteCapabilities);
|
|
|
|
// Start the RTCRtpSender. The RTCRtpReceiver for this
|
|
// transceiver has already been started in setRemoteDescription.
|
|
self._transceive(transceiver,
|
|
params.codecs.length > 0,
|
|
false);
|
|
}
|
|
});
|
|
}
|
|
|
|
this.localDescription = {
|
|
type: description.type,
|
|
sdp: description.sdp
|
|
};
|
|
switch (description.type) {
|
|
case 'offer':
|
|
this._updateSignalingState('have-local-offer');
|
|
break;
|
|
case 'answer':
|
|
this._updateSignalingState('stable');
|
|
break;
|
|
default:
|
|
throw new TypeError('unsupported type "' + description.type +
|
|
'"');
|
|
}
|
|
|
|
// If a success callback was provided, emit ICE candidates after it
|
|
// has been executed. Otherwise, emit callback after the Promise is
|
|
// resolved.
|
|
var hasCallback = arguments.length > 1 &&
|
|
typeof arguments[1] === 'function';
|
|
if (hasCallback) {
|
|
var cb = arguments[1];
|
|
window.setTimeout(function() {
|
|
cb();
|
|
if (self.iceGatheringState === 'new') {
|
|
self.iceGatheringState = 'gathering';
|
|
}
|
|
self._emitBufferedCandidates();
|
|
}, 0);
|
|
}
|
|
var p = Promise.resolve();
|
|
p.then(function() {
|
|
if (!hasCallback) {
|
|
if (self.iceGatheringState === 'new') {
|
|
self.iceGatheringState = 'gathering';
|
|
}
|
|
// Usually candidates will be emitted earlier.
|
|
window.setTimeout(self._emitBufferedCandidates.bind(self), 500);
|
|
}
|
|
});
|
|
return p;
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.setRemoteDescription =
|
|
function(description) {
|
|
var self = this;
|
|
var stream = new MediaStream();
|
|
var receiverList = [];
|
|
var sections = SDPUtils.splitSections(description.sdp);
|
|
var sessionpart = sections.shift();
|
|
var isIceLite = SDPUtils.matchPrefix(sessionpart,
|
|
'a=ice-lite').length > 0;
|
|
this.usingBundle = SDPUtils.matchPrefix(sessionpart,
|
|
'a=group:BUNDLE ').length > 0;
|
|
sections.forEach(function(mediaSection, sdpMLineIndex) {
|
|
var lines = SDPUtils.splitLines(mediaSection);
|
|
var mline = lines[0].substr(2).split(' ');
|
|
var kind = mline[0];
|
|
var rejected = mline[1] === '0';
|
|
var direction = SDPUtils.getDirection(mediaSection, sessionpart);
|
|
|
|
var transceiver;
|
|
var iceGatherer;
|
|
var iceTransport;
|
|
var dtlsTransport;
|
|
var rtpSender;
|
|
var rtpReceiver;
|
|
var sendEncodingParameters;
|
|
var recvEncodingParameters;
|
|
var localCapabilities;
|
|
|
|
var track;
|
|
// FIXME: ensure the mediaSection has rtcp-mux set.
|
|
var remoteCapabilities = SDPUtils.parseRtpParameters(mediaSection);
|
|
var remoteIceParameters;
|
|
var remoteDtlsParameters;
|
|
if (!rejected) {
|
|
remoteIceParameters = SDPUtils.getIceParameters(mediaSection,
|
|
sessionpart);
|
|
remoteDtlsParameters = SDPUtils.getDtlsParameters(mediaSection,
|
|
sessionpart);
|
|
remoteDtlsParameters.role = 'client';
|
|
}
|
|
recvEncodingParameters =
|
|
SDPUtils.parseRtpEncodingParameters(mediaSection);
|
|
|
|
var mid = SDPUtils.matchPrefix(mediaSection, 'a=mid:');
|
|
if (mid.length) {
|
|
mid = mid[0].substr(6);
|
|
} else {
|
|
mid = SDPUtils.generateIdentifier();
|
|
}
|
|
|
|
var cname;
|
|
// Gets the first SSRC. Note that with RTX there might be multiple
|
|
// SSRCs.
|
|
var remoteSsrc = SDPUtils.matchPrefix(mediaSection, 'a=ssrc:')
|
|
.map(function(line) {
|
|
return SDPUtils.parseSsrcMedia(line);
|
|
})
|
|
.filter(function(obj) {
|
|
return obj.attribute === 'cname';
|
|
})[0];
|
|
if (remoteSsrc) {
|
|
cname = remoteSsrc.value;
|
|
}
|
|
|
|
var isComplete = SDPUtils.matchPrefix(mediaSection,
|
|
'a=end-of-candidates').length > 0;
|
|
var cands = SDPUtils.matchPrefix(mediaSection, 'a=candidate:')
|
|
.map(function(cand) {
|
|
return SDPUtils.parseCandidate(cand);
|
|
})
|
|
.filter(function(cand) {
|
|
return cand.component === '1';
|
|
});
|
|
if (description.type === 'offer' && !rejected) {
|
|
var transports = self.usingBundle && sdpMLineIndex > 0 ? {
|
|
iceGatherer: self.transceivers[0].iceGatherer,
|
|
iceTransport: self.transceivers[0].iceTransport,
|
|
dtlsTransport: self.transceivers[0].dtlsTransport
|
|
} : self._createIceAndDtlsTransports(mid, sdpMLineIndex);
|
|
|
|
if (isComplete) {
|
|
transports.iceTransport.setRemoteCandidates(cands);
|
|
}
|
|
|
|
localCapabilities = RTCRtpReceiver.getCapabilities(kind);
|
|
sendEncodingParameters = [{
|
|
ssrc: (2 * sdpMLineIndex + 2) * 1001
|
|
}];
|
|
|
|
rtpReceiver = new RTCRtpReceiver(transports.dtlsTransport, kind);
|
|
|
|
track = rtpReceiver.track;
|
|
receiverList.push([track, rtpReceiver]);
|
|
// FIXME: not correct when there are multiple streams but that is
|
|
// not currently supported in this shim.
|
|
stream.addTrack(track);
|
|
|
|
// FIXME: look at direction.
|
|
if (self.localStreams.length > 0 &&
|
|
self.localStreams[0].getTracks().length >= sdpMLineIndex) {
|
|
// FIXME: actually more complicated, needs to match types etc
|
|
var localtrack = self.localStreams[0]
|
|
.getTracks()[sdpMLineIndex];
|
|
rtpSender = new RTCRtpSender(localtrack,
|
|
transports.dtlsTransport);
|
|
}
|
|
|
|
self.transceivers[sdpMLineIndex] = {
|
|
iceGatherer: transports.iceGatherer,
|
|
iceTransport: transports.iceTransport,
|
|
dtlsTransport: transports.dtlsTransport,
|
|
localCapabilities: localCapabilities,
|
|
remoteCapabilities: remoteCapabilities,
|
|
rtpSender: rtpSender,
|
|
rtpReceiver: rtpReceiver,
|
|
kind: kind,
|
|
mid: mid,
|
|
cname: cname,
|
|
sendEncodingParameters: sendEncodingParameters,
|
|
recvEncodingParameters: recvEncodingParameters
|
|
};
|
|
// Start the RTCRtpReceiver now. The RTPSender is started in
|
|
// setLocalDescription.
|
|
self._transceive(self.transceivers[sdpMLineIndex],
|
|
false,
|
|
direction === 'sendrecv' || direction === 'sendonly');
|
|
} else if (description.type === 'answer' && !rejected) {
|
|
transceiver = self.transceivers[sdpMLineIndex];
|
|
iceGatherer = transceiver.iceGatherer;
|
|
iceTransport = transceiver.iceTransport;
|
|
dtlsTransport = transceiver.dtlsTransport;
|
|
rtpSender = transceiver.rtpSender;
|
|
rtpReceiver = transceiver.rtpReceiver;
|
|
sendEncodingParameters = transceiver.sendEncodingParameters;
|
|
localCapabilities = transceiver.localCapabilities;
|
|
|
|
self.transceivers[sdpMLineIndex].recvEncodingParameters =
|
|
recvEncodingParameters;
|
|
self.transceivers[sdpMLineIndex].remoteCapabilities =
|
|
remoteCapabilities;
|
|
self.transceivers[sdpMLineIndex].cname = cname;
|
|
|
|
if ((isIceLite || isComplete) && cands.length) {
|
|
iceTransport.setRemoteCandidates(cands);
|
|
}
|
|
if (!self.usingBundle || sdpMLineIndex === 0) {
|
|
iceTransport.start(iceGatherer, remoteIceParameters,
|
|
'controlling');
|
|
dtlsTransport.start(remoteDtlsParameters);
|
|
}
|
|
|
|
self._transceive(transceiver,
|
|
direction === 'sendrecv' || direction === 'recvonly',
|
|
direction === 'sendrecv' || direction === 'sendonly');
|
|
|
|
if (rtpReceiver &&
|
|
(direction === 'sendrecv' || direction === 'sendonly')) {
|
|
track = rtpReceiver.track;
|
|
receiverList.push([track, rtpReceiver]);
|
|
stream.addTrack(track);
|
|
} else {
|
|
// FIXME: actually the receiver should be created later.
|
|
delete transceiver.rtpReceiver;
|
|
}
|
|
}
|
|
});
|
|
|
|
this.remoteDescription = {
|
|
type: description.type,
|
|
sdp: description.sdp
|
|
};
|
|
switch (description.type) {
|
|
case 'offer':
|
|
this._updateSignalingState('have-remote-offer');
|
|
break;
|
|
case 'answer':
|
|
this._updateSignalingState('stable');
|
|
break;
|
|
default:
|
|
throw new TypeError('unsupported type "' + description.type +
|
|
'"');
|
|
}
|
|
if (stream.getTracks().length) {
|
|
self.remoteStreams.push(stream);
|
|
window.setTimeout(function() {
|
|
var event = new Event('addstream');
|
|
event.stream = stream;
|
|
self.dispatchEvent(event);
|
|
if (self.onaddstream !== null) {
|
|
window.setTimeout(function() {
|
|
self.onaddstream(event);
|
|
}, 0);
|
|
}
|
|
|
|
receiverList.forEach(function(item) {
|
|
var track = item[0];
|
|
var receiver = item[1];
|
|
var trackEvent = new Event('track');
|
|
trackEvent.track = track;
|
|
trackEvent.receiver = receiver;
|
|
trackEvent.streams = [stream];
|
|
self.dispatchEvent(event);
|
|
if (self.ontrack !== null) {
|
|
window.setTimeout(function() {
|
|
self.ontrack(trackEvent);
|
|
}, 0);
|
|
}
|
|
});
|
|
}, 0);
|
|
}
|
|
if (arguments.length > 1 && typeof arguments[1] === 'function') {
|
|
window.setTimeout(arguments[1], 0);
|
|
}
|
|
return Promise.resolve();
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.close = function() {
|
|
this.transceivers.forEach(function(transceiver) {
|
|
/* not yet
|
|
if (transceiver.iceGatherer) {
|
|
transceiver.iceGatherer.close();
|
|
}
|
|
*/
|
|
if (transceiver.iceTransport) {
|
|
transceiver.iceTransport.stop();
|
|
}
|
|
if (transceiver.dtlsTransport) {
|
|
transceiver.dtlsTransport.stop();
|
|
}
|
|
if (transceiver.rtpSender) {
|
|
transceiver.rtpSender.stop();
|
|
}
|
|
if (transceiver.rtpReceiver) {
|
|
transceiver.rtpReceiver.stop();
|
|
}
|
|
});
|
|
// FIXME: clean up tracks, local streams, remote streams, etc
|
|
this._updateSignalingState('closed');
|
|
};
|
|
|
|
// Update the signaling state.
|
|
window.RTCPeerConnection.prototype._updateSignalingState =
|
|
function(newState) {
|
|
this.signalingState = newState;
|
|
var event = new Event('signalingstatechange');
|
|
this.dispatchEvent(event);
|
|
if (this.onsignalingstatechange !== null) {
|
|
this.onsignalingstatechange(event);
|
|
}
|
|
};
|
|
|
|
// Determine whether to fire the negotiationneeded event.
|
|
window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded =
|
|
function() {
|
|
// Fire away (for now).
|
|
var event = new Event('negotiationneeded');
|
|
this.dispatchEvent(event);
|
|
if (this.onnegotiationneeded !== null) {
|
|
this.onnegotiationneeded(event);
|
|
}
|
|
};
|
|
|
|
// Update the connection state.
|
|
window.RTCPeerConnection.prototype._updateConnectionState = function() {
|
|
var self = this;
|
|
var newState;
|
|
var states = {
|
|
'new': 0,
|
|
closed: 0,
|
|
connecting: 0,
|
|
checking: 0,
|
|
connected: 0,
|
|
completed: 0,
|
|
failed: 0
|
|
};
|
|
this.transceivers.forEach(function(transceiver) {
|
|
states[transceiver.iceTransport.state]++;
|
|
states[transceiver.dtlsTransport.state]++;
|
|
});
|
|
// ICETransport.completed and connected are the same for this purpose.
|
|
states.connected += states.completed;
|
|
|
|
newState = 'new';
|
|
if (states.failed > 0) {
|
|
newState = 'failed';
|
|
} else if (states.connecting > 0 || states.checking > 0) {
|
|
newState = 'connecting';
|
|
} else if (states.disconnected > 0) {
|
|
newState = 'disconnected';
|
|
} else if (states.new > 0) {
|
|
newState = 'new';
|
|
} else if (states.connected > 0 || states.completed > 0) {
|
|
newState = 'connected';
|
|
}
|
|
|
|
if (newState !== self.iceConnectionState) {
|
|
self.iceConnectionState = newState;
|
|
var event = new Event('iceconnectionstatechange');
|
|
this.dispatchEvent(event);
|
|
if (this.oniceconnectionstatechange !== null) {
|
|
this.oniceconnectionstatechange(event);
|
|
}
|
|
}
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.createOffer = function() {
|
|
var self = this;
|
|
if (this._pendingOffer) {
|
|
throw new Error('createOffer called while there is a pending offer.');
|
|
}
|
|
var offerOptions;
|
|
if (arguments.length === 1 && typeof arguments[0] !== 'function') {
|
|
offerOptions = arguments[0];
|
|
} else if (arguments.length === 3) {
|
|
offerOptions = arguments[2];
|
|
}
|
|
|
|
var tracks = [];
|
|
var numAudioTracks = 0;
|
|
var numVideoTracks = 0;
|
|
// Default to sendrecv.
|
|
if (this.localStreams.length) {
|
|
numAudioTracks = this.localStreams[0].getAudioTracks().length;
|
|
numVideoTracks = this.localStreams[0].getVideoTracks().length;
|
|
}
|
|
// Determine number of audio and video tracks we need to send/recv.
|
|
if (offerOptions) {
|
|
// Reject Chrome legacy constraints.
|
|
if (offerOptions.mandatory || offerOptions.optional) {
|
|
throw new TypeError(
|
|
'Legacy mandatory/optional constraints not supported.');
|
|
}
|
|
if (offerOptions.offerToReceiveAudio !== undefined) {
|
|
numAudioTracks = offerOptions.offerToReceiveAudio;
|
|
}
|
|
if (offerOptions.offerToReceiveVideo !== undefined) {
|
|
numVideoTracks = offerOptions.offerToReceiveVideo;
|
|
}
|
|
}
|
|
if (this.localStreams.length) {
|
|
// Push local streams.
|
|
this.localStreams[0].getTracks().forEach(function(track) {
|
|
tracks.push({
|
|
kind: track.kind,
|
|
track: track,
|
|
wantReceive: track.kind === 'audio' ?
|
|
numAudioTracks > 0 : numVideoTracks > 0
|
|
});
|
|
if (track.kind === 'audio') {
|
|
numAudioTracks--;
|
|
} else if (track.kind === 'video') {
|
|
numVideoTracks--;
|
|
}
|
|
});
|
|
}
|
|
// Create M-lines for recvonly streams.
|
|
while (numAudioTracks > 0 || numVideoTracks > 0) {
|
|
if (numAudioTracks > 0) {
|
|
tracks.push({
|
|
kind: 'audio',
|
|
wantReceive: true
|
|
});
|
|
numAudioTracks--;
|
|
}
|
|
if (numVideoTracks > 0) {
|
|
tracks.push({
|
|
kind: 'video',
|
|
wantReceive: true
|
|
});
|
|
numVideoTracks--;
|
|
}
|
|
}
|
|
|
|
var sdp = SDPUtils.writeSessionBoilerplate();
|
|
var transceivers = [];
|
|
tracks.forEach(function(mline, sdpMLineIndex) {
|
|
// For each track, create an ice gatherer, ice transport,
|
|
// dtls transport, potentially rtpsender and rtpreceiver.
|
|
var track = mline.track;
|
|
var kind = mline.kind;
|
|
var mid = SDPUtils.generateIdentifier();
|
|
|
|
var transports = self.usingBundle && sdpMLineIndex > 0 ? {
|
|
iceGatherer: transceivers[0].iceGatherer,
|
|
iceTransport: transceivers[0].iceTransport,
|
|
dtlsTransport: transceivers[0].dtlsTransport
|
|
} : self._createIceAndDtlsTransports(mid, sdpMLineIndex);
|
|
|
|
var localCapabilities = RTCRtpSender.getCapabilities(kind);
|
|
var rtpSender;
|
|
var rtpReceiver;
|
|
|
|
// generate an ssrc now, to be used later in rtpSender.send
|
|
var sendEncodingParameters = [{
|
|
ssrc: (2 * sdpMLineIndex + 1) * 1001
|
|
}];
|
|
if (track) {
|
|
rtpSender = new RTCRtpSender(track, transports.dtlsTransport);
|
|
}
|
|
|
|
if (mline.wantReceive) {
|
|
rtpReceiver = new RTCRtpReceiver(transports.dtlsTransport, kind);
|
|
}
|
|
|
|
transceivers[sdpMLineIndex] = {
|
|
iceGatherer: transports.iceGatherer,
|
|
iceTransport: transports.iceTransport,
|
|
dtlsTransport: transports.dtlsTransport,
|
|
localCapabilities: localCapabilities,
|
|
remoteCapabilities: null,
|
|
rtpSender: rtpSender,
|
|
rtpReceiver: rtpReceiver,
|
|
kind: kind,
|
|
mid: mid,
|
|
sendEncodingParameters: sendEncodingParameters,
|
|
recvEncodingParameters: null
|
|
};
|
|
});
|
|
if (this.usingBundle) {
|
|
sdp += 'a=group:BUNDLE ' + transceivers.map(function(t) {
|
|
return t.mid;
|
|
}).join(' ') + '\r\n';
|
|
}
|
|
tracks.forEach(function(mline, sdpMLineIndex) {
|
|
var transceiver = transceivers[sdpMLineIndex];
|
|
sdp += SDPUtils.writeMediaSection(transceiver,
|
|
transceiver.localCapabilities, 'offer', self.localStreams[0]);
|
|
});
|
|
|
|
this._pendingOffer = transceivers;
|
|
var desc = new RTCSessionDescription({
|
|
type: 'offer',
|
|
sdp: sdp
|
|
});
|
|
if (arguments.length && typeof arguments[0] === 'function') {
|
|
window.setTimeout(arguments[0], 0, desc);
|
|
}
|
|
return Promise.resolve(desc);
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.createAnswer = function() {
|
|
var self = this;
|
|
|
|
var sdp = SDPUtils.writeSessionBoilerplate();
|
|
if (this.usingBundle) {
|
|
sdp += 'a=group:BUNDLE ' + this.transceivers.map(function(t) {
|
|
return t.mid;
|
|
}).join(' ') + '\r\n';
|
|
}
|
|
this.transceivers.forEach(function(transceiver) {
|
|
// Calculate intersection of capabilities.
|
|
var commonCapabilities = self._getCommonCapabilities(
|
|
transceiver.localCapabilities,
|
|
transceiver.remoteCapabilities);
|
|
|
|
sdp += SDPUtils.writeMediaSection(transceiver, commonCapabilities,
|
|
'answer', self.localStreams[0]);
|
|
});
|
|
|
|
var desc = new RTCSessionDescription({
|
|
type: 'answer',
|
|
sdp: sdp
|
|
});
|
|
if (arguments.length && typeof arguments[0] === 'function') {
|
|
window.setTimeout(arguments[0], 0, desc);
|
|
}
|
|
return Promise.resolve(desc);
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.addIceCandidate = function(candidate) {
|
|
if (candidate === null) {
|
|
this.transceivers.forEach(function(transceiver) {
|
|
transceiver.iceTransport.addRemoteCandidate({});
|
|
});
|
|
} else {
|
|
var mLineIndex = candidate.sdpMLineIndex;
|
|
if (candidate.sdpMid) {
|
|
for (var i = 0; i < this.transceivers.length; i++) {
|
|
if (this.transceivers[i].mid === candidate.sdpMid) {
|
|
mLineIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
var transceiver = this.transceivers[mLineIndex];
|
|
if (transceiver) {
|
|
var cand = Object.keys(candidate.candidate).length > 0 ?
|
|
SDPUtils.parseCandidate(candidate.candidate) : {};
|
|
// Ignore Chrome's invalid candidates since Edge does not like them.
|
|
if (cand.protocol === 'tcp' && cand.port === 0) {
|
|
return;
|
|
}
|
|
// Ignore RTCP candidates, we assume RTCP-MUX.
|
|
if (cand.component !== '1') {
|
|
return;
|
|
}
|
|
// A dirty hack to make samples work.
|
|
if (cand.type === 'endOfCandidates') {
|
|
cand = {};
|
|
}
|
|
transceiver.iceTransport.addRemoteCandidate(cand);
|
|
|
|
// update the remoteDescription.
|
|
var sections = SDPUtils.splitSections(this.remoteDescription.sdp);
|
|
sections[mLineIndex + 1] += (cand.type ? candidate.candidate.trim()
|
|
: 'a=end-of-candidates') + '\r\n';
|
|
this.remoteDescription.sdp = sections.join('');
|
|
}
|
|
}
|
|
if (arguments.length > 1 && typeof arguments[1] === 'function') {
|
|
window.setTimeout(arguments[1], 0);
|
|
}
|
|
return Promise.resolve();
|
|
};
|
|
|
|
window.RTCPeerConnection.prototype.getStats = function() {
|
|
var promises = [];
|
|
this.transceivers.forEach(function(transceiver) {
|
|
['rtpSender', 'rtpReceiver', 'iceGatherer', 'iceTransport',
|
|
'dtlsTransport'].forEach(function(method) {
|
|
if (transceiver[method]) {
|
|
promises.push(transceiver[method].getStats());
|
|
}
|
|
});
|
|
});
|
|
var cb = arguments.length > 1 && typeof arguments[1] === 'function' &&
|
|
arguments[1];
|
|
return new Promise(function(resolve) {
|
|
// shim getStats with maplike support
|
|
var results = new Map();
|
|
Promise.all(promises).then(function(res) {
|
|
res.forEach(function(result) {
|
|
Object.keys(result).forEach(function(id) {
|
|
results.set(id, result[id]);
|
|
results[id] = result[id];
|
|
});
|
|
});
|
|
if (cb) {
|
|
window.setTimeout(cb, 0, results);
|
|
}
|
|
resolve(results);
|
|
});
|
|
});
|
|
};
|
|
},
|
|
|
|
// Attach a media stream to an element.
|
|
attachMediaStream: function(element, stream) {
|
|
logging('DEPRECATED, attachMediaStream will soon be removed.');
|
|
element.srcObject = stream;
|
|
},
|
|
|
|
reattachMediaStream: function(to, from) {
|
|
logging('DEPRECATED, reattachMediaStream will soon be removed.');
|
|
to.srcObject = from.srcObject;
|
|
}
|
|
};
|
|
|
|
// Expose public methods.
|
|
module.e = {
|
|
shimPeerConnection: edgeShim.shimPeerConnection,
|
|
shimGetUserMedia: __webpack_require__(215),
|
|
attachMediaStream: edgeShim.attachMediaStream,
|
|
reattachMediaStream: edgeShim.reattachMediaStream
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 215 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
// Expose public methods.
|
|
module.e = function() {
|
|
var shimError_ = function(e) {
|
|
return {
|
|
name: {PermissionDeniedError: 'NotAllowedError'}[e.name] || e.name,
|
|
message: e.message,
|
|
constraint: e.constraint,
|
|
toString: function() {
|
|
return this.name;
|
|
}
|
|
};
|
|
};
|
|
|
|
// getUserMedia error shim.
|
|
var origGetUserMedia = navigator.mediaDevices.getUserMedia.
|
|
bind(navigator.mediaDevices);
|
|
navigator.mediaDevices.getUserMedia = function(c) {
|
|
return origGetUserMedia(c).catch(function(e) {
|
|
return Promise.reject(shimError_(e));
|
|
});
|
|
};
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 216 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
var logging = __webpack_require__(1).log;
|
|
var browserDetails = __webpack_require__(1).browserDetails;
|
|
|
|
var firefoxShim = {
|
|
shimOnTrack: function() {
|
|
if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in
|
|
window.RTCPeerConnection.prototype)) {
|
|
Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
|
|
get: function() {
|
|
return this._ontrack;
|
|
},
|
|
set: function(f) {
|
|
if (this._ontrack) {
|
|
this.removeEventListener('track', this._ontrack);
|
|
this.removeEventListener('addstream', this._ontrackpoly);
|
|
}
|
|
this.addEventListener('track', this._ontrack = f);
|
|
this.addEventListener('addstream', this._ontrackpoly = function(e) {
|
|
e.stream.getTracks().forEach(function(track) {
|
|
var event = new Event('track');
|
|
event.track = track;
|
|
event.receiver = {track: track};
|
|
event.streams = [e.stream];
|
|
this.dispatchEvent(event);
|
|
}.bind(this));
|
|
}.bind(this));
|
|
}
|
|
});
|
|
}
|
|
},
|
|
|
|
shimSourceObject: function() {
|
|
// Firefox has supported mozSrcObject since FF22, unprefixed in 42.
|
|
if (typeof window === 'object') {
|
|
if (window.HTMLMediaElement &&
|
|
!('srcObject' in window.HTMLMediaElement.prototype)) {
|
|
// Shim the srcObject property, once, when HTMLMediaElement is found.
|
|
Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
|
|
get: function() {
|
|
return this.mozSrcObject;
|
|
},
|
|
set: function(stream) {
|
|
this.mozSrcObject = stream;
|
|
}
|
|
});
|
|
}
|
|
}
|
|
},
|
|
|
|
shimPeerConnection: function() {
|
|
if (typeof window !== 'object' || !(window.RTCPeerConnection ||
|
|
window.mozRTCPeerConnection)) {
|
|
return; // probably media.peerconnection.enabled=false in about:config
|
|
}
|
|
// The RTCPeerConnection object.
|
|
if (!window.RTCPeerConnection) {
|
|
window.RTCPeerConnection = function(pcConfig, pcConstraints) {
|
|
if (browserDetails.version < 38) {
|
|
// .urls is not supported in FF < 38.
|
|
// create RTCIceServers with a single url.
|
|
if (pcConfig && pcConfig.iceServers) {
|
|
var newIceServers = [];
|
|
for (var i = 0; i < pcConfig.iceServers.length; i++) {
|
|
var server = pcConfig.iceServers[i];
|
|
if (server.hasOwnProperty('urls')) {
|
|
for (var j = 0; j < server.urls.length; j++) {
|
|
var newServer = {
|
|
url: server.urls[j]
|
|
};
|
|
if (server.urls[j].indexOf('turn') === 0) {
|
|
newServer.username = server.username;
|
|
newServer.credential = server.credential;
|
|
}
|
|
newIceServers.push(newServer);
|
|
}
|
|
} else {
|
|
newIceServers.push(pcConfig.iceServers[i]);
|
|
}
|
|
}
|
|
pcConfig.iceServers = newIceServers;
|
|
}
|
|
}
|
|
return new mozRTCPeerConnection(pcConfig, pcConstraints);
|
|
};
|
|
window.RTCPeerConnection.prototype = mozRTCPeerConnection.prototype;
|
|
|
|
// wrap static methods. Currently just generateCertificate.
|
|
if (mozRTCPeerConnection.generateCertificate) {
|
|
Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
|
|
get: function() {
|
|
return mozRTCPeerConnection.generateCertificate;
|
|
}
|
|
});
|
|
}
|
|
|
|
window.RTCSessionDescription = mozRTCSessionDescription;
|
|
window.RTCIceCandidate = mozRTCIceCandidate;
|
|
}
|
|
|
|
// shim away need for obsolete RTCIceCandidate/RTCSessionDescription.
|
|
['setLocalDescription', 'setRemoteDescription', 'addIceCandidate']
|
|
.forEach(function(method) {
|
|
var nativeMethod = RTCPeerConnection.prototype[method];
|
|
RTCPeerConnection.prototype[method] = function() {
|
|
arguments[0] = new ((method === 'addIceCandidate') ?
|
|
RTCIceCandidate : RTCSessionDescription)(arguments[0]);
|
|
return nativeMethod.apply(this, arguments);
|
|
};
|
|
});
|
|
|
|
// support for addIceCandidate(null)
|
|
var nativeAddIceCandidate =
|
|
RTCPeerConnection.prototype.addIceCandidate;
|
|
RTCPeerConnection.prototype.addIceCandidate = function() {
|
|
return arguments[0] === null ? Promise.resolve()
|
|
: nativeAddIceCandidate.apply(this, arguments);
|
|
};
|
|
|
|
// shim getStats with maplike support
|
|
var makeMapStats = function(stats) {
|
|
var map = new Map();
|
|
Object.keys(stats).forEach(function(key) {
|
|
map.set(key, stats[key]);
|
|
map[key] = stats[key];
|
|
});
|
|
return map;
|
|
};
|
|
|
|
var nativeGetStats = RTCPeerConnection.prototype.getStats;
|
|
RTCPeerConnection.prototype.getStats = function(selector, onSucc, onErr) {
|
|
return nativeGetStats.apply(this, [selector || null])
|
|
.then(function(stats) {
|
|
return makeMapStats(stats);
|
|
})
|
|
.then(onSucc, onErr);
|
|
};
|
|
},
|
|
|
|
// Attach a media stream to an element.
|
|
attachMediaStream: function(element, stream) {
|
|
logging('DEPRECATED, attachMediaStream will soon be removed.');
|
|
element.srcObject = stream;
|
|
},
|
|
|
|
reattachMediaStream: function(to, from) {
|
|
logging('DEPRECATED, reattachMediaStream will soon be removed.');
|
|
to.srcObject = from.srcObject;
|
|
}
|
|
};
|
|
|
|
// Expose public methods.
|
|
module.e = {
|
|
shimOnTrack: firefoxShim.shimOnTrack,
|
|
shimSourceObject: firefoxShim.shimSourceObject,
|
|
shimPeerConnection: firefoxShim.shimPeerConnection,
|
|
shimGetUserMedia: __webpack_require__(217),
|
|
attachMediaStream: firefoxShim.attachMediaStream,
|
|
reattachMediaStream: firefoxShim.reattachMediaStream
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 217 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
/* eslint-env node */
|
|
'use strict';
|
|
|
|
var logging = __webpack_require__(1).log;
|
|
var browserDetails = __webpack_require__(1).browserDetails;
|
|
|
|
// Expose public methods.
|
|
module.e = function() {
|
|
var shimError_ = function(e) {
|
|
return {
|
|
name: {
|
|
SecurityError: 'NotAllowedError',
|
|
PermissionDeniedError: 'NotAllowedError'
|
|
}[e.name] || e.name,
|
|
message: {
|
|
'The operation is insecure.': 'The request is not allowed by the ' +
|
|
'user agent or the platform in the current context.'
|
|
}[e.message] || e.message,
|
|
constraint: e.constraint,
|
|
toString: function() {
|
|
return this.name + (this.message && ': ') + this.message;
|
|
}
|
|
};
|
|
};
|
|
|
|
// getUserMedia constraints shim.
|
|
var getUserMedia_ = function(constraints, onSuccess, onError) {
|
|
var constraintsToFF37_ = function(c) {
|
|
if (typeof c !== 'object' || c.require) {
|
|
return c;
|
|
}
|
|
var require = [];
|
|
Object.keys(c).forEach(function(key) {
|
|
if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
|
|
return;
|
|
}
|
|
var r = c[key] = (typeof c[key] === 'object') ?
|
|
c[key] : {ideal: c[key]};
|
|
if (r.min !== undefined ||
|
|
r.max !== undefined || r.exact !== undefined) {
|
|
require.push(key);
|
|
}
|
|
if (r.exact !== undefined) {
|
|
if (typeof r.exact === 'number') {
|
|
r. min = r.max = r.exact;
|
|
} else {
|
|
c[key] = r.exact;
|
|
}
|
|
delete r.exact;
|
|
}
|
|
if (r.ideal !== undefined) {
|
|
c.advanced = c.advanced || [];
|
|
var oc = {};
|
|
if (typeof r.ideal === 'number') {
|
|
oc[key] = {min: r.ideal, max: r.ideal};
|
|
} else {
|
|
oc[key] = r.ideal;
|
|
}
|
|
c.advanced.push(oc);
|
|
delete r.ideal;
|
|
if (!Object.keys(r).length) {
|
|
delete c[key];
|
|
}
|
|
}
|
|
});
|
|
if (require.length) {
|
|
c.require = require;
|
|
}
|
|
return c;
|
|
};
|
|
constraints = JSON.parse(JSON.stringify(constraints));
|
|
if (browserDetails.version < 38) {
|
|
logging('spec: ' + JSON.stringify(constraints));
|
|
if (constraints.audio) {
|
|
constraints.audio = constraintsToFF37_(constraints.audio);
|
|
}
|
|
if (constraints.video) {
|
|
constraints.video = constraintsToFF37_(constraints.video);
|
|
}
|
|
logging('ff37: ' + JSON.stringify(constraints));
|
|
}
|
|
return navigator.mozGetUserMedia(constraints, onSuccess, function(e) {
|
|
onError(shimError_(e));
|
|
});
|
|
};
|
|
|
|
// Returns the result of getUserMedia as a Promise.
|
|
var getUserMediaPromise_ = function(constraints) {
|
|
return new Promise(function(resolve, reject) {
|
|
getUserMedia_(constraints, resolve, reject);
|
|
});
|
|
};
|
|
|
|
// Shim for mediaDevices on older versions.
|
|
if (!navigator.mediaDevices) {
|
|
navigator.mediaDevices = {getUserMedia: getUserMediaPromise_,
|
|
addEventListener: function() { },
|
|
removeEventListener: function() { }
|
|
};
|
|
}
|
|
navigator.mediaDevices.enumerateDevices =
|
|
navigator.mediaDevices.enumerateDevices || function() {
|
|
return new Promise(function(resolve) {
|
|
var infos = [
|
|
{kind: 'audioinput', deviceId: 'default', label: '', groupId: ''},
|
|
{kind: 'videoinput', deviceId: 'default', label: '', groupId: ''}
|
|
];
|
|
resolve(infos);
|
|
});
|
|
};
|
|
|
|
if (browserDetails.version < 41) {
|
|
// Work around http://bugzil.la/1169665
|
|
var orgEnumerateDevices =
|
|
navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
|
|
navigator.mediaDevices.enumerateDevices = function() {
|
|
return orgEnumerateDevices().then(undefined, function(e) {
|
|
if (e.name === 'NotFoundError') {
|
|
return [];
|
|
}
|
|
throw e;
|
|
});
|
|
};
|
|
}
|
|
if (browserDetails.version < 49) {
|
|
var origGetUserMedia = navigator.mediaDevices.getUserMedia.
|
|
bind(navigator.mediaDevices);
|
|
navigator.mediaDevices.getUserMedia = function(c) {
|
|
return origGetUserMedia(c).catch(function(e) {
|
|
return Promise.reject(shimError_(e));
|
|
});
|
|
};
|
|
}
|
|
navigator.getUserMedia = function(constraints, onSuccess, onError) {
|
|
if (browserDetails.version < 44) {
|
|
return getUserMedia_(constraints, onSuccess, onError);
|
|
}
|
|
// Replace Firefox 44+'s deprecation warning with unprefixed version.
|
|
console.warn('navigator.getUserMedia has been replaced by ' +
|
|
'navigator.mediaDevices.getUserMedia');
|
|
navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError);
|
|
};
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 218 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree.
|
|
*/
|
|
'use strict';
|
|
var safariShim = {
|
|
// TODO: DrAlex, should be here, double check against LayoutTests
|
|
// shimOnTrack: function() { },
|
|
|
|
// TODO: DrAlex
|
|
// attachMediaStream: function(element, stream) { },
|
|
// reattachMediaStream: function(to, from) { },
|
|
|
|
// TODO: once the back-end for the mac port is done, add.
|
|
// TODO: check for webkitGTK+
|
|
// shimPeerConnection: function() { },
|
|
|
|
shimGetUserMedia: function() {
|
|
navigator.getUserMedia = navigator.webkitGetUserMedia;
|
|
}
|
|
};
|
|
|
|
// Expose public methods.
|
|
module.e = {
|
|
shimGetUserMedia: safariShim.shimGetUserMedia
|
|
// TODO
|
|
// shimOnTrack: safariShim.shimOnTrack,
|
|
// shimPeerConnection: safariShim.shimPeerConnection,
|
|
// attachMediaStream: safariShim.attachMediaStream,
|
|
// reattachMediaStream: safariShim.reattachMediaStream
|
|
};
|
|
|
|
|
|
/***/ },
|
|
/* 219 */
|
|
/***/ function(module, exports) {
|
|
|
|
module.e = __WEBPACK_EXTERNAL_MODULE_219__;
|
|
|
|
/***/ },
|
|
/* 220 */
|
|
/***/ function(module, exports) {
|
|
|
|
module.e = __WEBPACK_EXTERNAL_MODULE_220__;
|
|
|
|
/***/ },
|
|
/* 221 */
|
|
/***/ function(module, exports) {
|
|
|
|
module.e = __WEBPACK_EXTERNAL_MODULE_221__;
|
|
|
|
/***/ },
|
|
/* 222 */
|
|
/***/ function(module, exports, __webpack_require__) {
|
|
|
|
module.e = __webpack_require__(76);
|
|
|
|
|
|
/***/ }
|
|
/******/ ])
|
|
});
|
|
;
|
|
//# sourceMappingURL=quagga.js.map
|