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14006 lines
382 KiB
JavaScript
14006 lines
382 KiB
JavaScript
(function webpackUniversalModuleDefinition(root, factory) {
|
|
if(typeof exports === 'object' && typeof module === 'object')
|
|
module.exports = factory();
|
|
else if(typeof define === 'function' && define.amd)
|
|
define([], factory);
|
|
else if(typeof exports === 'object')
|
|
exports["Quagga"] = factory();
|
|
else
|
|
root["Quagga"] = factory();
|
|
})(this, function() {
|
|
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].exports;
|
|
/******/
|
|
/******/ // Create a new module (and put it into the cache)
|
|
/******/ var module = installedModules[moduleId] = {
|
|
/******/ i: moduleId,
|
|
/******/ l: false,
|
|
/******/ exports: {}
|
|
/******/ };
|
|
/******/
|
|
/******/ // Execute the module function
|
|
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
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|
/******/
|
|
/******/ // Flag the module as loaded
|
|
/******/ module.l = true;
|
|
/******/
|
|
/******/ // Return the exports of the module
|
|
/******/ return module.exports;
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|
/******/ }
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|
/******/
|
|
/******/
|
|
/******/ // expose the modules object (__webpack_modules__)
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/******/ __webpack_require__.m = modules;
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|
/******/
|
|
/******/ // expose the module cache
|
|
/******/ __webpack_require__.c = installedModules;
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|
/******/
|
|
/******/ // identity function for calling harmony imports with the correct context
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|
/******/ __webpack_require__.i = function(value) { return value; };
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/******/
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|
/******/ // define getter function for harmony exports
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|
/******/ __webpack_require__.d = function(exports, name, getter) {
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|
/******/ if(!__webpack_require__.o(exports, name)) {
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|
/******/ Object.defineProperty(exports, name, {
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|
/******/ configurable: false,
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|
/******/ enumerable: true,
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|
/******/ get: getter
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|
/******/ });
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|
/******/ }
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|
/******/ };
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|
/******/
|
|
/******/ // getDefaultExport function for compatibility with non-harmony modules
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|
/******/ __webpack_require__.n = function(module) {
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|
/******/ var getter = module && module.__esModule ?
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|
/******/ function getDefault() { return module['default']; } :
|
|
/******/ function getModuleExports() { return module; };
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|
/******/ __webpack_require__.d(getter, 'a', getter);
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/******/ return getter;
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|
/******/ };
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/******/
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|
/******/ // Object.prototype.hasOwnProperty.call
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/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
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/******/
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/******/ // __webpack_public_path__
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/******/ __webpack_require__.p = "/";
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/******/
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|
/******/ // Load entry module and return exports
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/******/ return __webpack_require__(__webpack_require__.s = 219);
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/******/ })
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/************************************************************************/
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/******/ ([
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/* 0 */
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/***/ (function(module, exports, __webpack_require__) {
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var freeGlobal = __webpack_require__(65);
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/** Detect free variable `self`. */
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var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
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/** Used as a reference to the global object. */
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var root = freeGlobal || freeSelf || Function('return this')();
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module.exports = root;
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/***/ }),
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/* 1 */
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/***/ (function(module, exports) {
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|
|
/**
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* Checks if `value` is classified as an `Array` object.
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*
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* @static
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* @memberOf _
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|
* @since 0.1.0
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* @category Lang
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is an array, else `false`.
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* @example
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|
*
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* _.isArray([1, 2, 3]);
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* // => true
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*
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* _.isArray(document.body.children);
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* // => false
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*
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* _.isArray('abc');
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* // => false
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*
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* _.isArray(_.noop);
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* // => false
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*/
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var isArray = Array.isArray;
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module.exports = isArray;
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/***/ }),
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/* 2 */
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/***/ (function(module, exports) {
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/**
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* Checks if `value` is the
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* [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
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* of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
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*
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* @static
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* @memberOf _
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* @since 0.1.0
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* @category Lang
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* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is an object, else `false`.
|
|
* @example
|
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*
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* _.isObject({});
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* // => true
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*
|
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* _.isObject([1, 2, 3]);
|
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* // => true
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*
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* _.isObject(_.noop);
|
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* // => true
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*
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* _.isObject(null);
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* // => false
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*/
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function isObject(value) {
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var type = typeof value;
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return value != null && (type == 'object' || type == 'function');
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}
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module.exports = isObject;
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/***/ }),
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/* 3 */
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/***/ (function(module, exports, __webpack_require__) {
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"use strict";
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exports.__esModule = true;
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var _array_helper = __webpack_require__(6);
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var _array_helper2 = _interopRequireDefault(_array_helper);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function BarcodeReader(config, supplements) {
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this._row = [];
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this.config = config || {};
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this.supplements = supplements;
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return this;
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}
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BarcodeReader.prototype._nextUnset = function (line, start) {
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var i;
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|
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if (start === undefined) {
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start = 0;
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}
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for (i = start; i < line.length; i++) {
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if (!line[i]) {
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return i;
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}
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}
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return line.length;
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};
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|
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BarcodeReader.prototype._matchPattern = function (counter, code, maxSingleError) {
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var i,
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error = 0,
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singleError = 0,
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sum = 0,
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modulo = 0,
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barWidth,
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count,
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scaled;
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maxSingleError = maxSingleError || this.SINGLE_CODE_ERROR || 1;
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for (i = 0; i < counter.length; i++) {
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sum += counter[i];
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modulo += code[i];
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}
|
|
if (sum < modulo) {
|
|
return Number.MAX_VALUE;
|
|
}
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barWidth = sum / modulo;
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|
maxSingleError *= barWidth;
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|
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for (i = 0; i < counter.length; i++) {
|
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count = counter[i];
|
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scaled = code[i] * barWidth;
|
|
singleError = Math.abs(count - scaled) / scaled;
|
|
if (singleError > maxSingleError) {
|
|
return Number.MAX_VALUE;
|
|
}
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|
error += singleError;
|
|
}
|
|
return error / modulo;
|
|
};
|
|
|
|
BarcodeReader.prototype._nextSet = function (line, offset) {
|
|
var i;
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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 = [],
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|
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;
|
|
};
|
|
|
|
BarcodeReader.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;
|
|
};
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 4 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsNative = __webpack_require__(140),
|
|
getValue = __webpack_require__(170);
|
|
|
|
/**
|
|
* 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.exports = getNative;
|
|
|
|
|
|
/***/ }),
|
|
/* 5 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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 != null && typeof value == 'object';
|
|
}
|
|
|
|
module.exports = isObjectLike;
|
|
|
|
|
|
/***/ }),
|
|
/* 6 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 7 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge2 = __webpack_require__(24);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
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 Object.assign({
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 8 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(0);
|
|
|
|
/** Built-in value references. */
|
|
var Symbol = root.Symbol;
|
|
|
|
module.exports = Symbol;
|
|
|
|
|
|
/***/ }),
|
|
/* 9 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8),
|
|
getRawTag = __webpack_require__(169),
|
|
objectToString = __webpack_require__(198);
|
|
|
|
/** `Object#toString` result references. */
|
|
var nullTag = '[object Null]',
|
|
undefinedTag = '[object Undefined]';
|
|
|
|
/** Built-in value references. */
|
|
var symToStringTag = Symbol ? Symbol.toStringTag : undefined;
|
|
|
|
/**
|
|
* The base implementation of `getTag` without fallbacks for buggy environments.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to query.
|
|
* @returns {string} Returns the `toStringTag`.
|
|
*/
|
|
function baseGetTag(value) {
|
|
if (value == null) {
|
|
return value === undefined ? undefinedTag : nullTag;
|
|
}
|
|
return (symToStringTag && symToStringTag in Object(value))
|
|
? getRawTag(value)
|
|
: objectToString(value);
|
|
}
|
|
|
|
module.exports = baseGetTag;
|
|
|
|
|
|
/***/ }),
|
|
/* 10 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
/***/ }),
|
|
/* 11 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assignValue = __webpack_require__(33),
|
|
baseAssignValue = __webpack_require__(34);
|
|
|
|
/**
|
|
* 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) {
|
|
var isNew = !object;
|
|
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)
|
|
: undefined;
|
|
|
|
if (newValue === undefined) {
|
|
newValue = source[key];
|
|
}
|
|
if (isNew) {
|
|
baseAssignValue(object, key, newValue);
|
|
} else {
|
|
assignValue(object, key, newValue);
|
|
}
|
|
}
|
|
return object;
|
|
}
|
|
|
|
module.exports = copyObject;
|
|
|
|
|
|
/***/ }),
|
|
/* 12 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Performs a
|
|
* [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#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 = { 'a': 1 };
|
|
* var other = { 'a': 1 };
|
|
*
|
|
* _.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.exports = eq;
|
|
|
|
|
|
/***/ }),
|
|
/* 13 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 14 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var listCacheClear = __webpack_require__(184),
|
|
listCacheDelete = __webpack_require__(185),
|
|
listCacheGet = __webpack_require__(186),
|
|
listCacheHas = __webpack_require__(187),
|
|
listCacheSet = __webpack_require__(188);
|
|
|
|
/**
|
|
* Creates an list cache object.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function ListCache(entries) {
|
|
var index = -1,
|
|
length = entries == null ? 0 : entries.length;
|
|
|
|
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.exports = ListCache;
|
|
|
|
|
|
/***/ }),
|
|
/* 15 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(12);
|
|
|
|
/**
|
|
* Gets the index at which the `key` is found in `array` of key-value pairs.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to inspect.
|
|
* @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.exports = assocIndexOf;
|
|
|
|
|
|
/***/ }),
|
|
/* 16 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isArray = __webpack_require__(1),
|
|
isKey = __webpack_require__(181),
|
|
stringToPath = __webpack_require__(207),
|
|
toString = __webpack_require__(218);
|
|
|
|
/**
|
|
* Casts `value` to a path array if it's not one.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to inspect.
|
|
* @param {Object} [object] The object to query keys on.
|
|
* @returns {Array} Returns the cast property path array.
|
|
*/
|
|
function castPath(value, object) {
|
|
if (isArray(value)) {
|
|
return value;
|
|
}
|
|
return isKey(value, object) ? [value] : stringToPath(toString(value));
|
|
}
|
|
|
|
module.exports = castPath;
|
|
|
|
|
|
/***/ }),
|
|
/* 17 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isKeyable = __webpack_require__(182);
|
|
|
|
/**
|
|
* 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.exports = getMapData;
|
|
|
|
|
|
/***/ }),
|
|
/* 18 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** 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.exports = isIndex;
|
|
|
|
|
|
/***/ }),
|
|
/* 19 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var nativeCreate = getNative(Object, 'create');
|
|
|
|
module.exports = nativeCreate;
|
|
|
|
|
|
/***/ }),
|
|
/* 20 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsArguments = __webpack_require__(137),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/** 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;
|
|
|
|
/**
|
|
* 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 an `arguments` object,
|
|
* else `false`.
|
|
* @example
|
|
*
|
|
* _.isArguments(function() { return arguments; }());
|
|
* // => true
|
|
*
|
|
* _.isArguments([1, 2, 3]);
|
|
* // => false
|
|
*/
|
|
var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
|
|
return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
|
|
!propertyIsEnumerable.call(value, 'callee');
|
|
};
|
|
|
|
module.exports = isArguments;
|
|
|
|
|
|
/***/ }),
|
|
/* 21 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isFunction = __webpack_require__(40),
|
|
isLength = __webpack_require__(41);
|
|
|
|
/**
|
|
* 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(value.length) && !isFunction(value);
|
|
}
|
|
|
|
module.exports = isArrayLike;
|
|
|
|
|
|
/***/ }),
|
|
/* 22 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(module) {var root = __webpack_require__(0),
|
|
stubFalse = __webpack_require__(216);
|
|
|
|
/** Detect free variable `exports`. */
|
|
var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
|
|
|
|
/** Detect free variable `module`. */
|
|
var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
|
|
|
|
/** Detect the popular CommonJS extension `module.exports`. */
|
|
var moduleExports = freeModule && freeModule.exports === freeExports;
|
|
|
|
/** Built-in value references. */
|
|
var Buffer = moduleExports ? root.Buffer : undefined;
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeIsBuffer = Buffer ? Buffer.isBuffer : 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 = nativeIsBuffer || stubFalse;
|
|
|
|
module.exports = isBuffer;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(45)(module)))
|
|
|
|
/***/ }),
|
|
/* 23 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayLikeKeys = __webpack_require__(56),
|
|
baseKeysIn = __webpack_require__(143),
|
|
isArrayLike = __webpack_require__(21);
|
|
|
|
/**
|
|
* 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) {
|
|
return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
|
|
}
|
|
|
|
module.exports = keysIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 24 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseMerge = __webpack_require__(144),
|
|
createAssigner = __webpack_require__(163);
|
|
|
|
/**
|
|
* 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 object = {
|
|
* 'a': [{ 'b': 2 }, { 'd': 4 }]
|
|
* };
|
|
*
|
|
* var other = {
|
|
* 'a': [{ 'c': 3 }, { 'e': 5 }]
|
|
* };
|
|
*
|
|
* _.merge(object, other);
|
|
* // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }
|
|
*/
|
|
var merge = createAssigner(function(object, source, srcIndex) {
|
|
baseMerge(object, source, srcIndex);
|
|
});
|
|
|
|
module.exports = merge;
|
|
|
|
|
|
/***/ }),
|
|
/* 25 */
|
|
/***/ (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__(82);
|
|
|
|
var _cluster2 = _interopRequireDefault(_cluster);
|
|
|
|
var _array_helper = __webpack_require__(6);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(10)
|
|
};
|
|
var vec3 = {
|
|
clone: __webpack_require__(115)
|
|
};
|
|
|
|
/**
|
|
* @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] = (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] = 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
|
|
};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 26 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _subImage = __webpack_require__(85);
|
|
|
|
var _subImage2 = _interopRequireDefault(_subImage);
|
|
|
|
var _cv_utils = __webpack_require__(25);
|
|
|
|
var _array_helper = __webpack_require__(6);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(10)
|
|
};
|
|
|
|
/**
|
|
* 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;
|
|
|
|
/***/ }),
|
|
/* 27 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.sleep = sleep;
|
|
exports.getViewport = getViewport;
|
|
function sleep(millis) {
|
|
return new Promise(function (resolve) {
|
|
window.setTimeout(resolve, millis);
|
|
});
|
|
}
|
|
|
|
function getViewport(target) {
|
|
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);
|
|
}
|
|
}
|
|
|
|
/***/ }),
|
|
/* 28 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
var Scope = exports.Scope = {
|
|
INTERNAL: "INTERNAL",
|
|
EXTERNAL: 'EXTERNAL'
|
|
};
|
|
|
|
/***/ }),
|
|
/* 29 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4),
|
|
root = __webpack_require__(0);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Map = getNative(root, 'Map');
|
|
|
|
module.exports = Map;
|
|
|
|
|
|
/***/ }),
|
|
/* 30 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var mapCacheClear = __webpack_require__(189),
|
|
mapCacheDelete = __webpack_require__(190),
|
|
mapCacheGet = __webpack_require__(191),
|
|
mapCacheHas = __webpack_require__(192),
|
|
mapCacheSet = __webpack_require__(193);
|
|
|
|
/**
|
|
* 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 == null ? 0 : entries.length;
|
|
|
|
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.exports = MapCache;
|
|
|
|
|
|
/***/ }),
|
|
/* 31 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(14),
|
|
stackClear = __webpack_require__(202),
|
|
stackDelete = __webpack_require__(203),
|
|
stackGet = __webpack_require__(204),
|
|
stackHas = __webpack_require__(205),
|
|
stackSet = __webpack_require__(206);
|
|
|
|
/**
|
|
* Creates a stack cache object to store key-value pairs.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function Stack(entries) {
|
|
var data = this.__data__ = new ListCache(entries);
|
|
this.size = data.size;
|
|
}
|
|
|
|
// 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.exports = Stack;
|
|
|
|
|
|
/***/ }),
|
|
/* 32 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = arrayPush;
|
|
|
|
|
|
/***/ }),
|
|
/* 33 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseAssignValue = __webpack_require__(34),
|
|
eq = __webpack_require__(12);
|
|
|
|
/** 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-262/7.0/#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))) {
|
|
baseAssignValue(object, key, value);
|
|
}
|
|
}
|
|
|
|
module.exports = assignValue;
|
|
|
|
|
|
/***/ }),
|
|
/* 34 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var defineProperty = __webpack_require__(63);
|
|
|
|
/**
|
|
* The base implementation of `assignValue` and `assignMergeValue` without
|
|
* value checks.
|
|
*
|
|
* @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 baseAssignValue(object, key, value) {
|
|
if (key == '__proto__' && defineProperty) {
|
|
defineProperty(object, key, {
|
|
'configurable': true,
|
|
'enumerable': true,
|
|
'value': value,
|
|
'writable': true
|
|
});
|
|
} else {
|
|
object[key] = value;
|
|
}
|
|
}
|
|
|
|
module.exports = baseAssignValue;
|
|
|
|
|
|
/***/ }),
|
|
/* 35 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Uint8Array = __webpack_require__(55);
|
|
|
|
/**
|
|
* 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.exports = cloneArrayBuffer;
|
|
|
|
|
|
/***/ }),
|
|
/* 36 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var overArg = __webpack_require__(71);
|
|
|
|
/** Built-in value references. */
|
|
var getPrototype = overArg(Object.getPrototypeOf, Object);
|
|
|
|
module.exports = getPrototype;
|
|
|
|
|
|
/***/ }),
|
|
/* 37 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayFilter = __webpack_require__(126),
|
|
stubArray = __webpack_require__(78);
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/** Built-in value references. */
|
|
var propertyIsEnumerable = objectProto.propertyIsEnumerable;
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeGetSymbols = Object.getOwnPropertySymbols;
|
|
|
|
/**
|
|
* Creates an array of the own enumerable symbols of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of symbols.
|
|
*/
|
|
var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
|
|
if (object == null) {
|
|
return [];
|
|
}
|
|
object = Object(object);
|
|
return arrayFilter(nativeGetSymbols(object), function(symbol) {
|
|
return propertyIsEnumerable.call(object, symbol);
|
|
});
|
|
};
|
|
|
|
module.exports = getSymbols;
|
|
|
|
|
|
/***/ }),
|
|
/* 38 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** 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.exports = isPrototype;
|
|
|
|
|
|
/***/ }),
|
|
/* 39 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isSymbol = __webpack_require__(42);
|
|
|
|
/** 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.exports = toKey;
|
|
|
|
|
|
/***/ }),
|
|
/* 40 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetTag = __webpack_require__(9),
|
|
isObject = __webpack_require__(2);
|
|
|
|
/** `Object#toString` result references. */
|
|
var asyncTag = '[object AsyncFunction]',
|
|
funcTag = '[object Function]',
|
|
genTag = '[object GeneratorFunction]',
|
|
proxyTag = '[object Proxy]';
|
|
|
|
/**
|
|
* 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 a function, else `false`.
|
|
* @example
|
|
*
|
|
* _.isFunction(_);
|
|
* // => true
|
|
*
|
|
* _.isFunction(/abc/);
|
|
* // => false
|
|
*/
|
|
function isFunction(value) {
|
|
if (!isObject(value)) {
|
|
return false;
|
|
}
|
|
// The use of `Object#toString` avoids issues with the `typeof` operator
|
|
// in Safari 9 which returns 'object' for typed arrays and other constructors.
|
|
var tag = baseGetTag(value);
|
|
return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
|
|
}
|
|
|
|
module.exports = isFunction;
|
|
|
|
|
|
/***/ }),
|
|
/* 41 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var MAX_SAFE_INTEGER = 9007199254740991;
|
|
|
|
/**
|
|
* Checks if `value` is a valid array-like length.
|
|
*
|
|
* **Note:** This method is loosely based on
|
|
* [`ToLength`](http://ecma-international.org/ecma-262/7.0/#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.exports = isLength;
|
|
|
|
|
|
/***/ }),
|
|
/* 42 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetTag = __webpack_require__(9),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/** `Object#toString` result references. */
|
|
var symbolTag = '[object Symbol]';
|
|
|
|
/**
|
|
* 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 a symbol, else `false`.
|
|
* @example
|
|
*
|
|
* _.isSymbol(Symbol.iterator);
|
|
* // => true
|
|
*
|
|
* _.isSymbol('abc');
|
|
* // => false
|
|
*/
|
|
function isSymbol(value) {
|
|
return typeof value == 'symbol' ||
|
|
(isObjectLike(value) && baseGetTag(value) == symbolTag);
|
|
}
|
|
|
|
module.exports = isSymbol;
|
|
|
|
|
|
/***/ }),
|
|
/* 43 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsTypedArray = __webpack_require__(141),
|
|
baseUnary = __webpack_require__(153),
|
|
nodeUtil = __webpack_require__(197);
|
|
|
|
/* Node.js helper references. */
|
|
var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;
|
|
|
|
/**
|
|
* 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 a typed array, else `false`.
|
|
* @example
|
|
*
|
|
* _.isTypedArray(new Uint8Array);
|
|
* // => true
|
|
*
|
|
* _.isTypedArray([]);
|
|
* // => false
|
|
*/
|
|
var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;
|
|
|
|
module.exports = isTypedArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 44 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayLikeKeys = __webpack_require__(56),
|
|
baseKeys = __webpack_require__(142),
|
|
isArrayLike = __webpack_require__(21);
|
|
|
|
/**
|
|
* 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-262/7.0/#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) {
|
|
return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
|
|
}
|
|
|
|
module.exports = keys;
|
|
|
|
|
|
/***/ }),
|
|
/* 45 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = function(module) {
|
|
if(!module.webpackPolyfill) {
|
|
module.deprecate = function() {};
|
|
module.paths = [];
|
|
// module.parent = undefined by default
|
|
if(!module.children) module.children = [];
|
|
Object.defineProperty(module, "loaded", {
|
|
enumerable: true,
|
|
get: function() {
|
|
return module.l;
|
|
}
|
|
});
|
|
Object.defineProperty(module, "id", {
|
|
enumerable: true,
|
|
get: function() {
|
|
return module.i;
|
|
}
|
|
});
|
|
module.webpackPolyfill = 1;
|
|
}
|
|
return module;
|
|
};
|
|
|
|
|
|
/***/ }),
|
|
/* 46 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.aquire = aquire;
|
|
exports.release = release;
|
|
exports.releaseAll = releaseAll;
|
|
|
|
var _log = __webpack_require__(48);
|
|
|
|
var debug = _log.log.bind(null, _log.DEBUG, "buffers.js");
|
|
var buffers = [];
|
|
|
|
function aquire(bytes) {
|
|
var allocation = findBySize(bytes);
|
|
if (allocation) {
|
|
debug("reusing " + bytes, debugSize);
|
|
return allocation;
|
|
}
|
|
debug("allocating " + bytes, debugSize);
|
|
var buffer = new ArrayBuffer(bytes);
|
|
return buffer;
|
|
}
|
|
|
|
function release(buffer) {
|
|
if (!buffer) {
|
|
throw new Error("Buffer not defined");
|
|
}
|
|
buffers.push(buffer);
|
|
debug('release', debugSize);
|
|
}
|
|
|
|
function releaseAll() {
|
|
buffers = [];
|
|
}
|
|
|
|
function debugSize() {
|
|
return "size: " + Object.keys(buffers).filter(function (key) {
|
|
return buffers[key] !== null;
|
|
}).length;
|
|
}
|
|
|
|
function findBySize(bytes) {
|
|
for (var i = 0; i < buffers.length; i++) {
|
|
if (buffers[i].byteLength === bytes) {
|
|
var allocation = buffers[i];
|
|
buffers.splice(i, 1);
|
|
return allocation;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/***/ }),
|
|
/* 47 */
|
|
/***/ (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 && obj !== Symbol.prototype ? "symbol" : typeof obj; };
|
|
|
|
var _matchingScreens;
|
|
|
|
exports.determineOrientation = determineOrientation;
|
|
var PORTRAIT = exports.PORTRAIT = "portrait";
|
|
var LANDSCAPE = exports.LANDSCAPE = "landscape";
|
|
var SQUARE = exports.SQUARE = "square";
|
|
|
|
var matchingScreens = (_matchingScreens = {}, _matchingScreens[PORTRAIT] = /portrait/i, _matchingScreens[LANDSCAPE] = /landscape/i, _matchingScreens);
|
|
|
|
function determineOrientation() {
|
|
var orientationType = screen.msOrientation || screen.mozOrientation;
|
|
if (typeof orientationType !== 'string') {
|
|
orientationType = screen.orientation;
|
|
if ((typeof orientationType === "undefined" ? "undefined" : _typeof(orientationType)) === 'object' && orientationType.type) {
|
|
orientationType = orientationType.type;
|
|
}
|
|
}
|
|
if (orientationType) {
|
|
return Object.keys(matchingScreens).filter(function (orientation) {
|
|
return matchingScreens[orientation].test(orientationType);
|
|
})[0];
|
|
}
|
|
console.log("Failed to determine orientation, defaults to " + PORTRAIT);
|
|
return PORTRAIT;
|
|
}
|
|
|
|
/***/ }),
|
|
/* 48 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.log = log;
|
|
var DEBUG = exports.DEBUG = "debug";
|
|
|
|
function log(level, scope) {
|
|
if (level !== DEBUG) {
|
|
for (var _len = arguments.length, rest = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
|
|
rest[_key - 2] = arguments[_key];
|
|
}
|
|
|
|
console.log(level + ': ' + scope + ' - ' + msg(rest));
|
|
}
|
|
}
|
|
|
|
function msg(args) {
|
|
return args.map(function (arg) {
|
|
if (typeof arg === 'function') {
|
|
return arg();
|
|
}
|
|
return arg;
|
|
}).join(', ');
|
|
}
|
|
|
|
/***/ }),
|
|
/* 49 */
|
|
/***/ (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__(87);
|
|
} else {
|
|
config = require('./config.prod.js');
|
|
}
|
|
|
|
exports.default = config;
|
|
|
|
/***/ }),
|
|
/* 50 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.generateSourceInterface = generateSourceInterface;
|
|
|
|
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
|
|
|
|
var Source = function () {
|
|
function Source(type) {
|
|
_classCallCheck(this, Source);
|
|
|
|
this.type = type;
|
|
}
|
|
|
|
Source.prototype.getDimensions = function getDimensions() {};
|
|
|
|
Source.prototype.getConstraints = function getConstraints() {};
|
|
|
|
Source.prototype.getDrawable = function getDrawable() {};
|
|
|
|
Source.prototype.applyConstraints = function applyConstraints() {};
|
|
|
|
Source.prototype.getLabel = function getLabel() {};
|
|
|
|
Source.prototype.stop = function stop() {};
|
|
|
|
Source.prototype.getScope = function getScope() {};
|
|
|
|
Source.prototype.waitUntilReady = function waitUntilReady() {
|
|
return Promise.resolve();
|
|
};
|
|
|
|
return Source;
|
|
}();
|
|
|
|
exports.Source = Source;
|
|
function generateSourceInterface() {
|
|
return {
|
|
type: "INTERFACE",
|
|
getDimensions: function getDimensions() {},
|
|
getConstraints: function getConstraints() {},
|
|
getDrawable: function getDrawable() {},
|
|
applyConstraints: function applyConstraints() {},
|
|
getLabel: function getLabel() {},
|
|
stop: function stop() {},
|
|
getScope: function getScope() {},
|
|
waitUntilReady: function waitUntilReady() {
|
|
return Promise.resolve();
|
|
}
|
|
};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 51 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _pick2 = __webpack_require__(215);
|
|
|
|
var _pick3 = _interopRequireDefault(_pick2);
|
|
|
|
exports.pickConstraints = pickConstraints;
|
|
|
|
var _mediaDevices = __webpack_require__(84);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var facingMatching = {
|
|
"user": /front/i,
|
|
"environment": /back/i
|
|
};
|
|
|
|
var streamRef;
|
|
|
|
function waitForVideo(video, stream) {
|
|
return new Promise(function (resolve, reject) {
|
|
var attempts = 20;
|
|
|
|
function checkVideo() {
|
|
if (attempts > 0) {
|
|
if (video.videoWidth > 10 && video.videoHeight > 10) {
|
|
if (false) {
|
|
console.log(video.videoWidth + "px x " + video.videoHeight + "px");
|
|
}
|
|
resolve(stream);
|
|
} else {
|
|
window.setTimeout(checkVideo, 200);
|
|
}
|
|
} 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 (0, _mediaDevices.getUserMedia)(constraints).then(function (stream) {
|
|
return new Promise(function (resolve) {
|
|
streamRef = stream;
|
|
video.setAttribute("autoplay", true);
|
|
video.setAttribute('muted', true);
|
|
video.setAttribute('playsinline', true);
|
|
video.srcObject = stream;
|
|
video.addEventListener('loadedmetadata', function () {
|
|
video.play();
|
|
resolve(stream);
|
|
});
|
|
});
|
|
}).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 pickConstraints(videoConstraints) {
|
|
var normalizedConstraints = {
|
|
audio: false,
|
|
video: deprecatedConstraints(videoConstraints)
|
|
};
|
|
|
|
if (normalizedConstraints.video.deviceId && normalizedConstraints.video.facingMode) {
|
|
delete normalizedConstraints.video.facingMode;
|
|
}
|
|
return Promise.resolve(normalizedConstraints);
|
|
}
|
|
|
|
function enumerateVideoDevices() {
|
|
return (0, _mediaDevices.enumerateDevices)().then(function (devices) {
|
|
return devices.filter(function (device) {
|
|
return device.kind === 'videoinput';
|
|
});
|
|
});
|
|
}
|
|
|
|
function getActiveTrack() {
|
|
if (streamRef) {
|
|
var tracks = streamRef.getVideoTracks();
|
|
if (tracks && tracks.length) {
|
|
return tracks[0];
|
|
}
|
|
}
|
|
}
|
|
|
|
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;
|
|
},
|
|
enumerateVideoDevices: enumerateVideoDevices,
|
|
getActiveStreamLabel: function getActiveStreamLabel() {
|
|
var track = getActiveTrack();
|
|
return track ? track.label : '';
|
|
},
|
|
getActiveTrack: getActiveTrack
|
|
};
|
|
|
|
/***/ }),
|
|
/* 52 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
|
|
/***/ }),
|
|
/* 53 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
var _array_helper = __webpack_require__(6);
|
|
|
|
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._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;
|
|
|
|
/***/ }),
|
|
/* 54 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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]
|
|
}
|
|
|
|
/***/ }),
|
|
/* 55 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(0);
|
|
|
|
/** Built-in value references. */
|
|
var Uint8Array = root.Uint8Array;
|
|
|
|
module.exports = Uint8Array;
|
|
|
|
|
|
/***/ }),
|
|
/* 56 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseTimes = __webpack_require__(151),
|
|
isArguments = __webpack_require__(20),
|
|
isArray = __webpack_require__(1),
|
|
isBuffer = __webpack_require__(22),
|
|
isIndex = __webpack_require__(18),
|
|
isTypedArray = __webpack_require__(43);
|
|
|
|
/** 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 enumerable property names of the array-like `value`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to query.
|
|
* @param {boolean} inherited Specify returning inherited property names.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function arrayLikeKeys(value, inherited) {
|
|
var isArr = isArray(value),
|
|
isArg = !isArr && isArguments(value),
|
|
isBuff = !isArr && !isArg && isBuffer(value),
|
|
isType = !isArr && !isArg && !isBuff && isTypedArray(value),
|
|
skipIndexes = isArr || isArg || isBuff || isType,
|
|
result = skipIndexes ? baseTimes(value.length, String) : [],
|
|
length = result.length;
|
|
|
|
for (var key in value) {
|
|
if ((inherited || hasOwnProperty.call(value, key)) &&
|
|
!(skipIndexes && (
|
|
// Safari 9 has enumerable `arguments.length` in strict mode.
|
|
key == 'length' ||
|
|
// Node.js 0.10 has enumerable non-index properties on buffers.
|
|
(isBuff && (key == 'offset' || key == 'parent')) ||
|
|
// PhantomJS 2 has enumerable non-index properties on typed arrays.
|
|
(isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||
|
|
// Skip index properties.
|
|
isIndex(key, length)
|
|
))) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = arrayLikeKeys;
|
|
|
|
|
|
/***/ }),
|
|
/* 57 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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 == null ? 0 : array.length;
|
|
|
|
if (initAccum && length) {
|
|
accumulator = array[++index];
|
|
}
|
|
while (++index < length) {
|
|
accumulator = iteratee(accumulator, array[index], index, array);
|
|
}
|
|
return accumulator;
|
|
}
|
|
|
|
module.exports = arrayReduce;
|
|
|
|
|
|
/***/ }),
|
|
/* 58 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseAssignValue = __webpack_require__(34),
|
|
eq = __webpack_require__(12);
|
|
|
|
/**
|
|
* 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)) ||
|
|
(value === undefined && !(key in object))) {
|
|
baseAssignValue(object, key, value);
|
|
}
|
|
}
|
|
|
|
module.exports = assignMergeValue;
|
|
|
|
|
|
/***/ }),
|
|
/* 59 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(32),
|
|
isArray = __webpack_require__(1);
|
|
|
|
/**
|
|
* 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.exports = baseGetAllKeys;
|
|
|
|
|
|
/***/ }),
|
|
/* 60 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(module) {var root = __webpack_require__(0);
|
|
|
|
/** Detect free variable `exports`. */
|
|
var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
|
|
|
|
/** Detect free variable `module`. */
|
|
var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
|
|
|
|
/** Detect the popular CommonJS extension `module.exports`. */
|
|
var moduleExports = freeModule && freeModule.exports === freeExports;
|
|
|
|
/** Built-in value references. */
|
|
var Buffer = moduleExports ? root.Buffer : undefined,
|
|
allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined;
|
|
|
|
/**
|
|
* 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 length = buffer.length,
|
|
result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);
|
|
|
|
buffer.copy(result);
|
|
return result;
|
|
}
|
|
|
|
module.exports = cloneBuffer;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(45)(module)))
|
|
|
|
/***/ }),
|
|
/* 61 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(35);
|
|
|
|
/**
|
|
* 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.exports = cloneTypedArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 62 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = copyArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 63 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4);
|
|
|
|
var defineProperty = (function() {
|
|
try {
|
|
var func = getNative(Object, 'defineProperty');
|
|
func({}, '', {});
|
|
return func;
|
|
} catch (e) {}
|
|
}());
|
|
|
|
module.exports = defineProperty;
|
|
|
|
|
|
/***/ }),
|
|
/* 64 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var SetCache = __webpack_require__(120),
|
|
arraySome = __webpack_require__(128),
|
|
cacheHas = __webpack_require__(154);
|
|
|
|
/** Used to compose bitmasks for value comparisons. */
|
|
var COMPARE_PARTIAL_FLAG = 1,
|
|
COMPARE_UNORDERED_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 {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Object} stack Tracks traversed `array` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
|
|
*/
|
|
function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {
|
|
var isPartial = bitmask & COMPARE_PARTIAL_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 && stack.get(other)) {
|
|
return stacked == other;
|
|
}
|
|
var index = -1,
|
|
result = true,
|
|
seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;
|
|
|
|
stack.set(array, other);
|
|
stack.set(other, array);
|
|
|
|
// 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 (!cacheHas(seen, othIndex) &&
|
|
(arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {
|
|
return seen.push(othIndex);
|
|
}
|
|
})) {
|
|
result = false;
|
|
break;
|
|
}
|
|
} else if (!(
|
|
arrValue === othValue ||
|
|
equalFunc(arrValue, othValue, bitmask, customizer, stack)
|
|
)) {
|
|
result = false;
|
|
break;
|
|
}
|
|
}
|
|
stack['delete'](array);
|
|
stack['delete'](other);
|
|
return result;
|
|
}
|
|
|
|
module.exports = equalArrays;
|
|
|
|
|
|
/***/ }),
|
|
/* 65 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(global) {/** Detect free variable `global` from Node.js. */
|
|
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
|
|
|
|
module.exports = freeGlobal;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(79)))
|
|
|
|
/***/ }),
|
|
/* 66 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetAllKeys = __webpack_require__(59),
|
|
getSymbols = __webpack_require__(37),
|
|
keys = __webpack_require__(44);
|
|
|
|
/**
|
|
* 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.exports = getAllKeys;
|
|
|
|
|
|
/***/ }),
|
|
/* 67 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(32),
|
|
getPrototype = __webpack_require__(36),
|
|
getSymbols = __webpack_require__(37),
|
|
stubArray = __webpack_require__(78);
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeGetSymbols = Object.getOwnPropertySymbols;
|
|
|
|
/**
|
|
* Creates an array of the own and inherited enumerable symbols of `object`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of symbols.
|
|
*/
|
|
var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {
|
|
var result = [];
|
|
while (object) {
|
|
arrayPush(result, getSymbols(object));
|
|
object = getPrototype(object);
|
|
}
|
|
return result;
|
|
};
|
|
|
|
module.exports = getSymbolsIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 68 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var DataView = __webpack_require__(116),
|
|
Map = __webpack_require__(29),
|
|
Promise = __webpack_require__(118),
|
|
Set = __webpack_require__(119),
|
|
WeakMap = __webpack_require__(121),
|
|
baseGetTag = __webpack_require__(9),
|
|
toSource = __webpack_require__(75);
|
|
|
|
/** `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 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`.
|
|
*/
|
|
var getTag = baseGetTag;
|
|
|
|
// Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.
|
|
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 = baseGetTag(value),
|
|
Ctor = result == objectTag ? value.constructor : undefined,
|
|
ctorString = Ctor ? toSource(Ctor) : '';
|
|
|
|
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.exports = getTag;
|
|
|
|
|
|
/***/ }),
|
|
/* 69 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseCreate = __webpack_require__(132),
|
|
getPrototype = __webpack_require__(36),
|
|
isPrototype = __webpack_require__(38);
|
|
|
|
/**
|
|
* 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.exports = initCloneObject;
|
|
|
|
|
|
/***/ }),
|
|
/* 70 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = mapToArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 71 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Creates a unary function that invokes `func` with its argument transformed.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to wrap.
|
|
* @param {Function} transform The argument transform.
|
|
* @returns {Function} Returns the new function.
|
|
*/
|
|
function overArg(func, transform) {
|
|
return function(arg) {
|
|
return func(transform(arg));
|
|
};
|
|
}
|
|
|
|
module.exports = overArg;
|
|
|
|
|
|
/***/ }),
|
|
/* 72 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var apply = __webpack_require__(124);
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeMax = Math.max;
|
|
|
|
/**
|
|
* A specialized version of `baseRest` which transforms the rest array.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to apply a rest parameter to.
|
|
* @param {number} [start=func.length-1] The start position of the rest parameter.
|
|
* @param {Function} transform The rest array transform.
|
|
* @returns {Function} Returns the new function.
|
|
*/
|
|
function overRest(func, start, transform) {
|
|
start = nativeMax(start === undefined ? (func.length - 1) : 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];
|
|
}
|
|
index = -1;
|
|
var otherArgs = Array(start + 1);
|
|
while (++index < start) {
|
|
otherArgs[index] = args[index];
|
|
}
|
|
otherArgs[start] = transform(array);
|
|
return apply(func, this, otherArgs);
|
|
};
|
|
}
|
|
|
|
module.exports = overRest;
|
|
|
|
|
|
/***/ }),
|
|
/* 73 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = setToArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 74 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseSetToString = __webpack_require__(150),
|
|
shortOut = __webpack_require__(201);
|
|
|
|
/**
|
|
* Sets the `toString` method of `func` to return `string`.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to modify.
|
|
* @param {Function} string The `toString` result.
|
|
* @returns {Function} Returns `func`.
|
|
*/
|
|
var setToString = shortOut(baseSetToString);
|
|
|
|
module.exports = setToString;
|
|
|
|
|
|
/***/ }),
|
|
/* 75 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** Used for built-in method references. */
|
|
var funcProto = Function.prototype;
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = funcProto.toString;
|
|
|
|
/**
|
|
* Converts `func` to its source code.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to convert.
|
|
* @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.exports = toSource;
|
|
|
|
|
|
/***/ }),
|
|
/* 76 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* This method returns the first argument it receives.
|
|
*
|
|
* @static
|
|
* @since 0.1.0
|
|
* @memberOf _
|
|
* @category Util
|
|
* @param {*} value Any value.
|
|
* @returns {*} Returns `value`.
|
|
* @example
|
|
*
|
|
* var object = { 'a': 1 };
|
|
*
|
|
* console.log(_.identity(object) === object);
|
|
* // => true
|
|
*/
|
|
function identity(value) {
|
|
return value;
|
|
}
|
|
|
|
module.exports = identity;
|
|
|
|
|
|
/***/ }),
|
|
/* 77 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var MapCache = __webpack_require__(30);
|
|
|
|
/** Error message constants. */
|
|
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-262/7.0/#sec-properties-of-the-map-prototype-object)
|
|
* method interface of `clear`, `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 != null && 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) || cache;
|
|
return result;
|
|
};
|
|
memoized.cache = new (memoize.Cache || MapCache);
|
|
return memoized;
|
|
}
|
|
|
|
// Expose `MapCache`.
|
|
memoize.Cache = MapCache;
|
|
|
|
module.exports = memoize;
|
|
|
|
|
|
/***/ }),
|
|
/* 78 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* This method 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.exports = stubArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 79 */
|
|
/***/ (function(module, exports) {
|
|
|
|
var g;
|
|
|
|
// This works in non-strict mode
|
|
g = (function() {
|
|
return this;
|
|
})();
|
|
|
|
try {
|
|
// This works if eval is allowed (see CSP)
|
|
g = g || Function("return this")() || (1,eval)("this");
|
|
} catch(e) {
|
|
// This works if the window reference is available
|
|
if(typeof window === "object")
|
|
g = window;
|
|
}
|
|
|
|
// g can still be undefined, but nothing to do about it...
|
|
// We return undefined, instead of nothing here, so it's
|
|
// easier to handle this case. if(!global) { ...}
|
|
|
|
module.exports = g;
|
|
|
|
|
|
/***/ }),
|
|
/* 80 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _isEqual2 = __webpack_require__(213);
|
|
|
|
var _isEqual3 = _interopRequireDefault(_isEqual2);
|
|
|
|
var _merge2 = __webpack_require__(24);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
__webpack_require__(86);
|
|
|
|
var _scanner = __webpack_require__(109);
|
|
|
|
var _scanner2 = _interopRequireDefault(_scanner);
|
|
|
|
var _image_wrapper = __webpack_require__(26);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _image_debug = __webpack_require__(13);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _result_collector = __webpack_require__(81);
|
|
|
|
var _result_collector2 = _interopRequireDefault(_result_collector);
|
|
|
|
var _config = __webpack_require__(49);
|
|
|
|
var _config2 = _interopRequireDefault(_config);
|
|
|
|
var _camera_access = __webpack_require__(51);
|
|
|
|
var _camera_access2 = _interopRequireDefault(_camera_access);
|
|
|
|
var _PixelCapture = __webpack_require__(92);
|
|
|
|
var PixelCapture = _interopRequireWildcard(_PixelCapture);
|
|
|
|
var _Source = __webpack_require__(93);
|
|
|
|
var Source = _interopRequireWildcard(_Source);
|
|
|
|
var _device = __webpack_require__(47);
|
|
|
|
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function hasConfigChanged(currentConfig, newConfig, prop) {
|
|
if (!prop) {
|
|
return !(0, _isEqual3.default)(currentConfig, newConfig);
|
|
}
|
|
return newConfig[prop] && !(0, _isEqual3.default)(currentConfig[prop], newConfig[prop]);
|
|
}
|
|
|
|
function fromConfig(pixelCapturer, config) {
|
|
var scanner = (0, _scanner2.default)(pixelCapturer);
|
|
var source = pixelCapturer.getSource();
|
|
var currentConfig = config;
|
|
var pendingStart = null;
|
|
var initialized = false;
|
|
var cancelRequested = 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 = scanner.init(currentConfig).then(function () {
|
|
initialized = true;
|
|
scanner.start();
|
|
pendingStart = null;
|
|
});
|
|
return pendingStart;
|
|
},
|
|
stop: function stop() {
|
|
cancelRequested = true;
|
|
scanner.stop();
|
|
initialized = false;
|
|
return this;
|
|
},
|
|
detect: function detect() {
|
|
if (source.type === 'CAMERA' || source.type === 'VIDEO') {
|
|
cancelRequested = false;
|
|
return this.start().then(function () {
|
|
return new Promise(function (resolve, reject) {
|
|
function onProcessed(result) {
|
|
if (result && result.codeResult && result.codeResult.code) {
|
|
scanner.stop();
|
|
scanner.unsubscribe("processed", onProcessed);
|
|
scanner.unsubscribe("stopped", onProcessed);
|
|
resolve(result);
|
|
}
|
|
if (cancelRequested) {
|
|
scanner.unsubscribe("processed", onProcessed);
|
|
scanner.unsubscribe("stopped", onProcessed);
|
|
reject("cancelled!");
|
|
}
|
|
}
|
|
scanner.subscribe("processed", onProcessed);
|
|
scanner.subscribe("stopped", onProcessed, true);
|
|
});
|
|
});
|
|
} else {
|
|
var pendingDecodeSingle = Promise.resolve();
|
|
if (!initialized) {
|
|
pendingDecodeSingle = pendingDecodeSingle.then(scanner.init.bind(scanner, currentConfig)).then(function () {
|
|
initialized = true;
|
|
});
|
|
}
|
|
return pendingDecodeSingle.then(scanner.decodeSingle.bind(scanner));
|
|
}
|
|
},
|
|
registerResultCollector: function registerResultCollector(resultCollector) {
|
|
scanner.registerResultCollector(resultCollector);
|
|
},
|
|
getCanvas: function getCanvas() {
|
|
return pixelCapturer.getCanvas();
|
|
},
|
|
applyConfig: function applyConfig(newConfig) {
|
|
var normalizedConfig = (0, _merge3.default)({}, _config2.default, currentConfig, newConfig);
|
|
var wasRunning = scanner.isRunning();
|
|
var promise = Promise.resolve();
|
|
if (hasConfigChanged(currentConfig, normalizedConfig, "constraints")) {
|
|
console.log("constraints changed!", currentConfig.constraints, normalizedConfig.constraints);
|
|
promise = promise.then(function () {
|
|
scanner.pause();
|
|
return source.applyConstraints(normalizedConfig.constraints);
|
|
});
|
|
}
|
|
if (hasConfigChanged(currentConfig, normalizedConfig)) {
|
|
console.log("config changed!");
|
|
promise = promise.then(function () {
|
|
return scanner.applyConfig(normalizedConfig);
|
|
});
|
|
if (wasRunning) {
|
|
promise = promise.then(scanner.start.bind(scanner));
|
|
}
|
|
}
|
|
currentConfig = normalizedConfig;
|
|
return promise;
|
|
},
|
|
getSource: function getSource() {
|
|
return pixelCapturer.getSource();
|
|
}
|
|
};
|
|
}
|
|
|
|
function _fromSource(config, source) {
|
|
var pixelCapturer = PixelCapture.fromSource(source, { target: config.target });
|
|
return fromConfig(pixelCapturer, config);
|
|
}
|
|
|
|
function createApi() {
|
|
return {
|
|
fromImage: function fromImage(options) {
|
|
var config = (0, _merge3.default)({}, _config2.default, options);
|
|
return Source.fromImage(config.constraints, {
|
|
target: config.target,
|
|
scope: Source.Scope.INTERNAL
|
|
}).then(_fromSource.bind(null, config));
|
|
},
|
|
fromCamera: function fromCamera(options) {
|
|
var config = (0, _merge3.default)({}, _config2.default, options);
|
|
return Source.fromCamera(config.constraints, {
|
|
target: config.target,
|
|
scope: Source.Scope.INTERNAL
|
|
}).then(_fromSource.bind(null, config));
|
|
},
|
|
fromSource: function fromSource(src, inputConfig) {
|
|
return _fromSource(configuration, src, inputConfig);
|
|
},
|
|
|
|
CameraAccess: _camera_access2.default,
|
|
ImageWrapper: _image_wrapper2.default,
|
|
ImageDebug: _image_debug2.default,
|
|
ResultCollector: _result_collector2.default,
|
|
_worker: {
|
|
createScanner: _scanner2.default
|
|
},
|
|
Orientation: {
|
|
PORTRAIT: _device.PORTRAIT,
|
|
LANDSCAPE: _device.LANDSCAPE,
|
|
SQUARE: _device.SQUARE
|
|
}
|
|
};
|
|
}
|
|
|
|
exports.default = createApi();
|
|
|
|
/***/ }),
|
|
/* 81 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _image_debug = __webpack_require__(13);
|
|
|
|
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;
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 82 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
var vec2 = {
|
|
clone: __webpack_require__(10),
|
|
dot: __webpack_require__(54)
|
|
};
|
|
|
|
/**
|
|
* 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
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 83 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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();
|
|
}
|
|
}
|
|
};
|
|
};
|
|
|
|
/***/ }),
|
|
/* 84 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.enumerateDevices = enumerateDevices;
|
|
exports.getUserMedia = getUserMedia;
|
|
function enumerateDevices() {
|
|
if (navigator.mediaDevices && typeof navigator.mediaDevices.enumerateDevices === 'function') {
|
|
return navigator.mediaDevices.enumerateDevices();
|
|
}
|
|
return Promise.reject(new Error('enumerateDevices is not defined'));
|
|
};
|
|
|
|
function getUserMedia(constraints) {
|
|
if (navigator.mediaDevices && typeof navigator.mediaDevices.getUserMedia === 'function') {
|
|
return navigator.mediaDevices.getUserMedia(constraints);
|
|
}
|
|
return Promise.reject(new Error('getUserMedia is not defined'));
|
|
}
|
|
|
|
/***/ }),
|
|
/* 85 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
|
|
/***/ }),
|
|
/* 86 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
};
|
|
|
|
if (typeof Object.assign !== 'function') {
|
|
Object.assign = function (target) {
|
|
// .length of function is 2
|
|
'use strict';
|
|
|
|
if (target === null) {
|
|
// TypeError if undefined or null
|
|
throw new TypeError('Cannot convert undefined or null to object');
|
|
}
|
|
|
|
var to = Object(target);
|
|
|
|
for (var index = 1; index < arguments.length; index++) {
|
|
var nextSource = arguments[index];
|
|
|
|
if (nextSource !== null) {
|
|
// Skip over if undefined or null
|
|
for (var nextKey in nextSource) {
|
|
// Avoid bugs when hasOwnProperty is shadowed
|
|
if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
|
|
to[nextKey] = nextSource[nextKey];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return to;
|
|
};
|
|
}
|
|
|
|
/***/ }),
|
|
/* 87 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
module.exports = {
|
|
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
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 88 */
|
|
/***/ (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 && obj !== Symbol.prototype ? "symbol" : typeof obj; };
|
|
|
|
var _bresenham = __webpack_require__(89);
|
|
|
|
var _bresenham2 = _interopRequireDefault(_bresenham);
|
|
|
|
var _image_debug = __webpack_require__(13);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _code_128_reader = __webpack_require__(100);
|
|
|
|
var _code_128_reader2 = _interopRequireDefault(_code_128_reader);
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
var _ean_reader2 = _interopRequireDefault(_ean_reader);
|
|
|
|
var _code_39_reader = __webpack_require__(53);
|
|
|
|
var _code_39_reader2 = _interopRequireDefault(_code_39_reader);
|
|
|
|
var _code_39_vin_reader = __webpack_require__(101);
|
|
|
|
var _code_39_vin_reader2 = _interopRequireDefault(_code_39_vin_reader);
|
|
|
|
var _codabar_reader = __webpack_require__(99);
|
|
|
|
var _codabar_reader2 = _interopRequireDefault(_codabar_reader);
|
|
|
|
var _upc_reader = __webpack_require__(108);
|
|
|
|
var _upc_reader2 = _interopRequireDefault(_upc_reader);
|
|
|
|
var _ean_8_reader = __webpack_require__(105);
|
|
|
|
var _ean_8_reader2 = _interopRequireDefault(_ean_8_reader);
|
|
|
|
var _ean_2_reader = __webpack_require__(103);
|
|
|
|
var _ean_2_reader2 = _interopRequireDefault(_ean_2_reader);
|
|
|
|
var _ean_5_reader = __webpack_require__(104);
|
|
|
|
var _ean_5_reader2 = _interopRequireDefault(_ean_5_reader);
|
|
|
|
var _upc_e_reader = __webpack_require__(107);
|
|
|
|
var _upc_e_reader2 = _interopRequireDefault(_upc_e_reader);
|
|
|
|
var _i2of5_reader = __webpack_require__(106);
|
|
|
|
var _i2of5_reader2 = _interopRequireDefault(_i2of5_reader);
|
|
|
|
var _of5_reader = __webpack_require__(98);
|
|
|
|
var _of5_reader2 = _interopRequireDefault(_of5_reader);
|
|
|
|
var _code_93_reader = __webpack_require__(102);
|
|
|
|
var _code_93_reader2 = _interopRequireDefault(_code_93_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,
|
|
'2of5_reader': _of5_reader2.default,
|
|
code_93_reader: _code_93_reader2.default
|
|
};
|
|
exports.default = {
|
|
create: function create(config) {
|
|
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(inputImageWrapper, 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(inputImageWrapper, 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(inputImageWrapper, 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(inputImageWrapper, 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(inputImageWrapper, 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(inputImageWrapper, line, lineAngle, Math.floor(lineLength * 0.1));
|
|
if (line === null) {
|
|
return null;
|
|
}
|
|
|
|
result = tryDecode(inputImageWrapper, line);
|
|
if (result === null) {
|
|
result = tryDecodeBruteForce(inputImageWrapper, 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 {
|
|
decodeFromBoundingBoxes: function decodeFromBoundingBoxes(inputImageWrapper, boxes) {
|
|
var i,
|
|
result,
|
|
barcodes = [],
|
|
multiple = config.multiple;
|
|
|
|
for (i = 0; i < boxes.length; i++) {
|
|
var box = boxes[i];
|
|
result = decodeFromBoundingBox(inputImageWrapper, 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();
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
/***/ }),
|
|
/* 89 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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;
|
|
|
|
/***/ }),
|
|
/* 90 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _clone2 = __webpack_require__(208);
|
|
|
|
var _clone3 = _interopRequireDefault(_clone2);
|
|
|
|
exports.fromCamera = fromCamera;
|
|
|
|
var _device = __webpack_require__(47);
|
|
|
|
var _camera_access = __webpack_require__(51);
|
|
|
|
var _camera_access2 = _interopRequireDefault(_camera_access);
|
|
|
|
var _utils = __webpack_require__(27);
|
|
|
|
var _SourceInterface = __webpack_require__(50);
|
|
|
|
var _SourceScope = __webpack_require__(28);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var ConstraintPresets = [{
|
|
width: 720,
|
|
height: 1280
|
|
}, {
|
|
width: 540,
|
|
height: 960
|
|
}, {
|
|
width: 600,
|
|
height: 800
|
|
}, {
|
|
width: 480,
|
|
height: 640
|
|
}, {
|
|
width: 1280,
|
|
height: 720
|
|
}, {
|
|
width: 960,
|
|
height: 540
|
|
}, {
|
|
width: 800,
|
|
height: 600
|
|
}, {
|
|
width: 640,
|
|
height: 480
|
|
}, {
|
|
width: 1280,
|
|
height: 1280
|
|
}, {
|
|
width: 1080,
|
|
height: 1080
|
|
}, {
|
|
width: 960,
|
|
height: 960
|
|
}, {
|
|
width: 800,
|
|
height: 800
|
|
}, {
|
|
width: 640,
|
|
height: 640
|
|
}].map(function (preset) {
|
|
return Object.assign({}, preset, { aspectRatio: preset.width / preset.height });
|
|
});
|
|
|
|
function getFilter(aspectRatio) {
|
|
if (aspectRatio === 1) {
|
|
return function (pre) {
|
|
return pre.aspectRatio === aspectRatio;
|
|
};
|
|
} else if (aspectRatio > 1) {
|
|
return function (pre) {
|
|
return pre.aspectRatio > 1;
|
|
};
|
|
}
|
|
return function (pre) {
|
|
return pre.aspectRatio < 1;
|
|
};
|
|
}
|
|
|
|
function resolveMinWidthToAdvanced(_ref) {
|
|
var aspectRatio = _ref.aspectRatio,
|
|
minPixels = _ref.minPixels;
|
|
|
|
return [].concat(ConstraintPresets).filter(getFilter(aspectRatio)).map(function (pre) {
|
|
return {
|
|
error: Math.abs(pre.width * pre.height - minPixels),
|
|
pre: pre
|
|
};
|
|
}).sort(function (_ref2, _ref3) {
|
|
var errorA = _ref2.error;
|
|
var errorB = _ref3.error;
|
|
|
|
if (errorB > errorA) {
|
|
return -1;
|
|
}
|
|
if (errorB < errorA) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}).map(function (_ref4) {
|
|
var pre = _ref4.pre;
|
|
return pre;
|
|
});
|
|
}
|
|
|
|
function getOrCreateVideo(target) {
|
|
var $viewport = (0, _utils.getViewport)(target);
|
|
if ($viewport) {
|
|
var $video = $viewport.querySelector("video");
|
|
if (!$video) {
|
|
$video = document.createElement("video");
|
|
$viewport.appendChild($video);
|
|
}
|
|
return $video;
|
|
}
|
|
return document.createElement("video");
|
|
}
|
|
|
|
function constraintToNumber(constraint) {
|
|
if (!constraint) {
|
|
return null;
|
|
}
|
|
if (typeof constraint === 'number') {
|
|
return constraint;
|
|
}
|
|
var ideal = constraint.ideal,
|
|
exact = constraint.exact,
|
|
min = constraint.min,
|
|
max = constraint.max;
|
|
|
|
if (typeof exact !== 'undefined') {
|
|
return exact;
|
|
}
|
|
if (typeof ideal !== 'undefined') {
|
|
return ideal;
|
|
}
|
|
if (typeof min !== 'undefined') {
|
|
return min;
|
|
}
|
|
if (typeof max !== 'undefined') {
|
|
return max;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
function adjustWithZoom(videoConstraints) {
|
|
var constraints = (0, _clone3.default)(videoConstraints);
|
|
var orientation = (0, _device.determineOrientation)();
|
|
|
|
var zoom = constraintToNumber(constraints.zoom) || 1,
|
|
width = constraintToNumber(constraints.width),
|
|
height = constraintToNumber(constraints.height),
|
|
aspectRatio = constraintToNumber(constraints.aspectRatio) || width / height;
|
|
|
|
if (constraints[orientation]) {
|
|
zoom = constraintToNumber(constraints[orientation].zoom) || zoom;
|
|
width = constraintToNumber(constraints[orientation].width) || width;
|
|
height = constraintToNumber(constraints[orientation].height) || height;
|
|
aspectRatio = constraintToNumber(constraints[orientation].aspectRatio) || width / height;
|
|
}
|
|
|
|
if (zoom > 1) {
|
|
width = Math.floor(width * zoom);
|
|
height = Math.floor(height * zoom);
|
|
}
|
|
|
|
delete constraints.zoom;
|
|
delete constraints.orientation;
|
|
delete constraints.landscape;
|
|
delete constraints.portrait;
|
|
|
|
var advanced = resolveMinWidthToAdvanced({ minPixels: width * height, aspectRatio: aspectRatio });
|
|
return {
|
|
zoom: zoom,
|
|
video: Object.assign({}, constraints, {
|
|
width: { ideal: advanced[0].width },
|
|
height: { ideal: advanced[0].height },
|
|
aspectRatio: { exact: advanced[0].aspectRatio || aspectRatio },
|
|
advanced: advanced
|
|
})
|
|
};
|
|
}
|
|
|
|
function fromCamera(constraints) {
|
|
var _ref5 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
|
|
target = _ref5.target,
|
|
_ref5$scope = _ref5.scope,
|
|
scope = _ref5$scope === undefined ? _SourceScope.Scope.EXTERNAL : _ref5$scope;
|
|
|
|
var _adjustWithZoom = adjustWithZoom(constraints),
|
|
videoConstraints = _adjustWithZoom.video,
|
|
zoom = _adjustWithZoom.zoom;
|
|
|
|
var video = getOrCreateVideo(target);
|
|
return _camera_access2.default.request(video, videoConstraints).then(function (mediastream) {
|
|
var track = mediastream.getVideoTracks()[0];
|
|
return Object.assign((0, _SourceInterface.generateSourceInterface)(), {
|
|
type: "CAMERA",
|
|
getDimensions: function getDimensions() {
|
|
var viewport = {
|
|
x: 0,
|
|
y: 0,
|
|
width: video.videoWidth,
|
|
height: video.videoHeight
|
|
};
|
|
if (zoom > 1) {
|
|
viewport.width = Math.floor(video.videoWidth / zoom);
|
|
viewport.height = Math.floor(video.videoHeight / zoom);
|
|
viewport.x = Math.floor((video.videoWidth - viewport.width) / 2);
|
|
viewport.y = Math.floor((video.videoHeight - viewport.height) / 2);
|
|
}
|
|
|
|
return {
|
|
viewport: viewport,
|
|
canvas: {
|
|
width: viewport.width, // AR
|
|
height: viewport.height }
|
|
};
|
|
},
|
|
getConstraints: function getConstraints() {
|
|
return videoConstraints;
|
|
},
|
|
getDrawable: function getDrawable() {
|
|
return video;
|
|
},
|
|
applyConstraints: function applyConstraints(newConstraints) {
|
|
track.stop();
|
|
constraints = newConstraints;
|
|
var adjustment = adjustWithZoom(constraints);
|
|
videoConstraints = adjustment.video;
|
|
zoom = adjustment.zoom;
|
|
return _camera_access2.default.request(video, videoConstraints).then(function (stream) {
|
|
mediastream = stream;
|
|
track = mediastream.getVideoTracks()[0];
|
|
});
|
|
},
|
|
getLabel: function getLabel() {
|
|
return track.label;
|
|
},
|
|
stop: function stop() {
|
|
track.stop();
|
|
},
|
|
waitUntilReady: function waitUntilReady() {
|
|
if (track.readyState === "live") {
|
|
return Promise.resolve();
|
|
}
|
|
return this.applyConstraints(constraints);
|
|
},
|
|
getScope: function getScope() {
|
|
return scope;
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|
|
/***/ }),
|
|
/* 91 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.fromImage = fromImage;
|
|
|
|
var _exif_helper = __webpack_require__(94);
|
|
|
|
var _SourceInterface = __webpack_require__(50);
|
|
|
|
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
|
|
|
|
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
|
|
|
|
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
|
|
|
|
var ImageSource = function (_Source) {
|
|
_inherits(ImageSource, _Source);
|
|
|
|
function ImageSource() {
|
|
_classCallCheck(this, ImageSource);
|
|
|
|
var _this = _possibleConstructorReturn(this, _Source.call(this, "IMAGE"));
|
|
|
|
_this._$image = null;
|
|
_this._src = null;
|
|
_this.tags = null;
|
|
_this.colorChannels = 3;
|
|
return _this;
|
|
}
|
|
|
|
ImageSource.prototype.applyConstraints = function applyConstraints(newConstraints) {
|
|
var _this2 = this;
|
|
|
|
this.constraints = newConstraints;
|
|
this.colorChannels = this.constraints.channels || this.colorChannels;
|
|
return this._applyInput(this.constraints.src)._loadResource().then(function () {
|
|
return (0, _exif_helper.findTagsInObjectURL)(_this2._src, ['orientation']);
|
|
}).then(function (tags) {
|
|
_this2.tags = tags;
|
|
}).then(this._determineDimensions.bind(this)).then(function () {
|
|
return _this2;
|
|
});
|
|
};
|
|
|
|
ImageSource.prototype._loadResource = function _loadResource() {
|
|
var _this3 = this;
|
|
|
|
return new Promise(function (resolve, reject) {
|
|
if (_this3._src || !_this3._$image.complete) {
|
|
_this3._$image.addEventListener('load', resolve, false);
|
|
_this3._$image.addEventListener('error', reject, false);
|
|
if (_this3._src) {
|
|
console.log('Setting src = ' + _this3._src);
|
|
_this3._$image.src = _this3._src;
|
|
}
|
|
} else {
|
|
return resolve();
|
|
}
|
|
});
|
|
};
|
|
|
|
ImageSource.prototype._applyInput = function _applyInput(input) {
|
|
if (typeof input === 'string') {
|
|
// data or url, or queryString
|
|
this._$image = new Image();
|
|
this._src = input;
|
|
} else if (input instanceof HTMLImageElement) {
|
|
this._$image = input;
|
|
} else if (input instanceof File) {
|
|
this._$image = new Image();
|
|
this._src = URL.createObjectURL(input);
|
|
} else {
|
|
throw new Error("fromImage needs a src, HTMLImageElement or File");
|
|
}
|
|
return this;
|
|
};
|
|
|
|
ImageSource.prototype._determineDimensions = function _determineDimensions() {
|
|
var width = this._$image.naturalWidth;
|
|
var height = this._$image.naturalHeight;
|
|
var desiredWidth = this.constraints.width;
|
|
if (this.tags && this.tags.orientation) {
|
|
switch (this.tags.orientation) {
|
|
case 6:
|
|
case 8:
|
|
width = this._$image.naturalHeight;
|
|
height = this._$image.naturalWidth;
|
|
}
|
|
}
|
|
|
|
var imageAR = width / height;
|
|
var calculatedWidth = imageAR > 1 ? desiredWidth : Math.floor(imageAR * desiredWidth);
|
|
var calculatedHeight = imageAR > 1 ? Math.floor(1 / imageAR * desiredWidth) : desiredWidth;
|
|
|
|
this._dimensions = {
|
|
viewport: {
|
|
width: width, // AR
|
|
height: height, // AR
|
|
x: 0, // AR
|
|
y: 0 },
|
|
canvas: {
|
|
width: calculatedWidth, // AR
|
|
height: calculatedHeight }
|
|
};
|
|
};
|
|
|
|
ImageSource.prototype.getDimensions = function getDimensions() {
|
|
return this._dimensions;
|
|
};
|
|
|
|
ImageSource.prototype.getDrawable = function getDrawable() {
|
|
return this._$image;
|
|
};
|
|
|
|
ImageSource.prototype.getLabel = function getLabel() {
|
|
return this._$image.src;
|
|
};
|
|
|
|
return ImageSource;
|
|
}(_SourceInterface.Source);
|
|
|
|
function fromImage() {
|
|
var constraints = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : { width: 800, height: 800, channels: 3 };
|
|
|
|
var imageSource = new ImageSource();
|
|
return imageSource.applyConstraints(constraints);
|
|
}
|
|
|
|
/***/ }),
|
|
/* 92 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.fromSource = fromSource;
|
|
|
|
var _cv_utils = __webpack_require__(25);
|
|
|
|
var _utils = __webpack_require__(27);
|
|
|
|
var _buffers = __webpack_require__(46);
|
|
|
|
var TO_RADIANS = Math.PI / 180;
|
|
|
|
function adjustCanvasSize(input, canvas) {
|
|
if (input instanceof HTMLVideoElement) {
|
|
if (canvas.height !== input.videoHeight || canvas.width !== input.videoWidth) {
|
|
console.log('adjusting canvas size', input.videoHeight, input.videoWidth);
|
|
canvas.height = input.videoHeight;
|
|
canvas.width = input.videoWidth;
|
|
return true;
|
|
}
|
|
return false;
|
|
} else if (typeof input.width !== 'undefined') {
|
|
if (canvas.height !== input.height || canvas.width !== input.width) {
|
|
console.log('adjusting canvas size', input.height, input.width);
|
|
canvas.height = input.height;
|
|
canvas.width = input.width;
|
|
return true;
|
|
}
|
|
return false;
|
|
} else {
|
|
throw new Error('Not a video element!');
|
|
}
|
|
}
|
|
|
|
function getOrCreateCanvas(source, target) {
|
|
var $viewport = (0, _utils.getViewport)(target);
|
|
var $canvas = null;
|
|
if ($viewport) {
|
|
$canvas = $viewport.querySelector("canvas.imgBuffer");
|
|
}
|
|
|
|
if (!$canvas) {
|
|
$canvas = document.createElement("canvas");
|
|
$canvas.className = "imgBuffer";
|
|
if ($viewport && source.type === "IMAGE") {
|
|
$viewport.appendChild($canvas);
|
|
}
|
|
}
|
|
return $canvas;
|
|
}
|
|
|
|
function drawImage(canvasSize, ctx, source, drawable) {
|
|
var drawAngle = 0;
|
|
if (source.type === 'IMAGE') {
|
|
if (source.tags && source.tags.orientation) {
|
|
switch (source.tags.orientation) {
|
|
case 6:
|
|
drawAngle = 90 * TO_RADIANS;
|
|
break;
|
|
case 8:
|
|
drawAngle = -90 * TO_RADIANS;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (var _len = arguments.length, drawImageArgs = Array(_len > 4 ? _len - 4 : 0), _key = 4; _key < _len; _key++) {
|
|
drawImageArgs[_key - 4] = arguments[_key];
|
|
}
|
|
|
|
var dWidth = drawImageArgs[6],
|
|
dHeight = drawImageArgs[7];
|
|
|
|
if (drawAngle !== 0) {
|
|
ctx.translate(canvasSize.width / 2, canvasSize.height / 2);
|
|
ctx.rotate(drawAngle);
|
|
ctx.drawImage(drawable, -dHeight / 2, -dWidth / 2, dHeight, dWidth);
|
|
ctx.rotate(-drawAngle);
|
|
ctx.translate(-canvasSize.width / 2, -canvasSize.height / 2);
|
|
} else {
|
|
ctx.drawImage.apply(ctx, [drawable].concat(drawImageArgs));
|
|
}
|
|
}
|
|
|
|
function fromSource(source) {
|
|
var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
|
|
_ref$target = _ref.target,
|
|
target = _ref$target === undefined ? "#interactive.viewport" : _ref$target;
|
|
|
|
var drawable = source.getDrawable();
|
|
var $canvas = null;
|
|
var ctx = null;
|
|
|
|
if (drawable instanceof HTMLVideoElement || drawable instanceof HTMLImageElement) {
|
|
$canvas = getOrCreateCanvas(source, target);
|
|
ctx = $canvas.getContext('2d');
|
|
}
|
|
|
|
if (drawable instanceof HTMLCanvasElement) {
|
|
$canvas = drawable;
|
|
ctx = drawable.getContext('2d');
|
|
}
|
|
|
|
function nextAvailableBuffer(bytesRequired) {
|
|
return new Uint8Array((0, _buffers.aquire)(bytesRequired));
|
|
}
|
|
|
|
return {
|
|
grabFrameData: function grabFrameData() {
|
|
var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
|
|
clipping = _ref2.clipping;
|
|
|
|
var frame = source.getDrawable();
|
|
|
|
var _source$getDimensions = source.getDimensions(),
|
|
viewport = _source$getDimensions.viewport,
|
|
canvasSize = _source$getDimensions.canvas;
|
|
|
|
var sx = viewport.x;
|
|
var sy = viewport.y;
|
|
var sWidth = viewport.width;
|
|
var sHeight = viewport.height;
|
|
var dx = 0;
|
|
var dy = 0;
|
|
var dWidth = canvasSize.width;
|
|
var dHeight = canvasSize.height;
|
|
var _source$colorChannels = source.colorChannels,
|
|
colorChannels = _source$colorChannels === undefined ? 3 : _source$colorChannels;
|
|
|
|
|
|
clipping = clipping ? clipping(canvasSize) : {
|
|
x: 0,
|
|
y: 0,
|
|
width: canvasSize.width,
|
|
height: canvasSize.height
|
|
};
|
|
|
|
adjustCanvasSize(canvasSize, $canvas);
|
|
if ($canvas.height < 10 || $canvas.width < 10) {
|
|
return (0, _utils.sleep)(100).then(grabFrameData);
|
|
}
|
|
|
|
if (!(frame instanceof HTMLCanvasElement)) {
|
|
drawImage(canvasSize, ctx, source, frame, sx, sy, sWidth, sHeight, dx, dy, dWidth, dHeight);
|
|
}
|
|
var imageData = ctx.getImageData(clipping.x, clipping.y, clipping.width, clipping.height).data;
|
|
var imageBuffer = nextAvailableBuffer(clipping.width * clipping.height);
|
|
(0, _cv_utils.computeGray)(imageData, imageBuffer, { singleChannel: colorChannels === 1 });
|
|
return Promise.resolve({
|
|
width: clipping.width,
|
|
height: clipping.height,
|
|
dimensions: {
|
|
viewport: viewport,
|
|
canvas: canvasSize,
|
|
clipping: clipping
|
|
},
|
|
data: imageBuffer
|
|
});
|
|
},
|
|
getSource: function getSource() {
|
|
return source;
|
|
},
|
|
getCanvas: function getCanvas() {
|
|
return $canvas;
|
|
},
|
|
getCaptureSize: function getCaptureSize() {
|
|
return source.getDimensions().canvas;
|
|
}
|
|
};
|
|
}
|
|
|
|
/***/ }),
|
|
/* 93 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ImageSource = __webpack_require__(91);
|
|
|
|
Object.keys(_ImageSource).forEach(function (key) {
|
|
if (key === "default" || key === "__esModule") return;
|
|
Object.defineProperty(exports, key, {
|
|
enumerable: true,
|
|
get: function get() {
|
|
return _ImageSource[key];
|
|
}
|
|
});
|
|
});
|
|
|
|
var _CameraSource = __webpack_require__(90);
|
|
|
|
Object.keys(_CameraSource).forEach(function (key) {
|
|
if (key === "default" || key === "__esModule") return;
|
|
Object.defineProperty(exports, key, {
|
|
enumerable: true,
|
|
get: function get() {
|
|
return _CameraSource[key];
|
|
}
|
|
});
|
|
});
|
|
|
|
var _SourceScope = __webpack_require__(28);
|
|
|
|
Object.keys(_SourceScope).forEach(function (key) {
|
|
if (key === "default" || key === "__esModule") return;
|
|
Object.defineProperty(exports, key, {
|
|
enumerable: true,
|
|
get: function get() {
|
|
return _SourceScope[key];
|
|
}
|
|
});
|
|
});
|
|
exports.fromCanvas = fromCanvas;
|
|
function fromCanvas(input) {
|
|
var $canvas = null;
|
|
if (typeof input === 'string') {
|
|
$canvas = document.querySelector(input);
|
|
} else if (input instanceof HTMLCanvasElement) {
|
|
$canvas = input;
|
|
} else {
|
|
return Promise.reject("fromCanvas needs a selector or HTMLCanvasElement");
|
|
}
|
|
|
|
return Promise.resolve({
|
|
type: "CANVAS",
|
|
getWidth: function getWidth() {
|
|
return $canvas.width;
|
|
},
|
|
getHeight: function getHeight() {
|
|
return $canvas.height;
|
|
},
|
|
getDrawable: function getDrawable() {
|
|
return $canvas;
|
|
},
|
|
getLabel: function getLabel() {
|
|
return $canvas.getAttribute('id');
|
|
},
|
|
getConstraints: function getConstraints() {
|
|
return {};
|
|
},
|
|
applyConstraints: function applyConstraints() {
|
|
console.log('CanvasSource.applyConstraints not implemented');
|
|
}
|
|
});
|
|
}
|
|
|
|
/***/ }),
|
|
/* 94 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
exports.findTagsInObjectURL = findTagsInObjectURL;
|
|
exports.base64ToArrayBuffer = base64ToArrayBuffer;
|
|
exports.findTagsInBuffer = findTagsInBuffer;
|
|
// Scraped from https://github.com/exif-js/exif-js
|
|
|
|
var ExifTags = { 0x0112: "orientation" };
|
|
var AvailableTags = exports.AvailableTags = Object.keys(ExifTags).map(function (key) {
|
|
return ExifTags[key];
|
|
});
|
|
|
|
function findTagsInObjectURL(src) {
|
|
var tags = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : AvailableTags;
|
|
|
|
if (/^blob\:/i.test(src)) {
|
|
return objectURLToBlob(src).then(readToBuffer).then(function (buffer) {
|
|
return findTagsInBuffer(buffer, tags);
|
|
});
|
|
}
|
|
return Promise.resolve(null);
|
|
}
|
|
|
|
function base64ToArrayBuffer(dataUrl) {
|
|
var base64 = dataUrl.replace(/^data\:([^\;]+)\;base64,/gmi, ''),
|
|
binary = atob(base64),
|
|
len = binary.length,
|
|
buffer = new ArrayBuffer(len),
|
|
view = new Uint8Array(buffer);
|
|
|
|
for (var i = 0; i < len; i++) {
|
|
view[i] = binary.charCodeAt(i);
|
|
}
|
|
return buffer;
|
|
}
|
|
|
|
function readToBuffer(blob) {
|
|
return new Promise(function (resolve) {
|
|
var fileReader = new FileReader();
|
|
fileReader.onload = function (e) {
|
|
return resolve(e.target.result);
|
|
};
|
|
fileReader.readAsArrayBuffer(blob);
|
|
});
|
|
}
|
|
|
|
function objectURLToBlob(url) {
|
|
return new Promise(function (resolve, reject) {
|
|
var http = new XMLHttpRequest();
|
|
http.open("GET", url, true);
|
|
http.responseType = "blob";
|
|
http.onreadystatechange = function () {
|
|
if (http.readyState === XMLHttpRequest.DONE && (http.status === 200 || http.status === 0)) {
|
|
resolve(this.response);
|
|
}
|
|
};
|
|
http.onerror = reject;
|
|
http.send();
|
|
});
|
|
}
|
|
|
|
function findTagsInBuffer(file) {
|
|
var selectedTags = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : AvailableTags;
|
|
|
|
var dataView = new DataView(file),
|
|
length = file.byteLength,
|
|
exifTags = selectedTags.reduce(function (result, selectedTag) {
|
|
var exifTag = Object.keys(ExifTags).filter(function (tag) {
|
|
return ExifTags[tag] === selectedTag;
|
|
})[0];
|
|
if (exifTag) {
|
|
result[exifTag] = selectedTag;
|
|
}
|
|
return result;
|
|
}, {});
|
|
var offset = 2,
|
|
marker = void 0;
|
|
|
|
if (dataView.getUint8(0) !== 0xFF || dataView.getUint8(1) !== 0xD8) {
|
|
return false;
|
|
}
|
|
|
|
while (offset < length) {
|
|
if (dataView.getUint8(offset) !== 0xFF) {
|
|
return false;
|
|
}
|
|
|
|
marker = dataView.getUint8(offset + 1);
|
|
if (marker === 0xE1) {
|
|
return readEXIFData(dataView, offset + 4, exifTags);
|
|
} else {
|
|
offset += 2 + dataView.getUint16(offset + 2);
|
|
}
|
|
}
|
|
}
|
|
|
|
function readEXIFData(file, start, exifTags) {
|
|
if (getStringFromBuffer(file, start, 4) !== "Exif") {
|
|
return false;
|
|
}
|
|
|
|
var tiffOffset = start + 6;
|
|
var bigEnd = void 0,
|
|
tags = void 0;
|
|
|
|
if (file.getUint16(tiffOffset) === 0x4949) {
|
|
bigEnd = false;
|
|
} else if (file.getUint16(tiffOffset) === 0x4D4D) {
|
|
bigEnd = true;
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
if (file.getUint16(tiffOffset + 2, !bigEnd) !== 0x002A) {
|
|
return false;
|
|
}
|
|
|
|
var firstIFDOffset = file.getUint32(tiffOffset + 4, !bigEnd);
|
|
if (firstIFDOffset < 0x00000008) {
|
|
return false;
|
|
}
|
|
|
|
tags = readTags(file, tiffOffset, tiffOffset + firstIFDOffset, exifTags, bigEnd);
|
|
return tags;
|
|
}
|
|
|
|
function readTags(file, tiffStart, dirStart, strings, bigEnd) {
|
|
var entries = file.getUint16(dirStart, !bigEnd),
|
|
tags = {};
|
|
|
|
for (var i = 0; i < entries; i++) {
|
|
var entryOffset = dirStart + i * 12 + 2,
|
|
tag = strings[file.getUint16(entryOffset, !bigEnd)];
|
|
if (tag) {
|
|
tags[tag] = readTagValue(file, entryOffset, tiffStart, dirStart, bigEnd);
|
|
}
|
|
}
|
|
return tags;
|
|
}
|
|
|
|
function readTagValue(file, entryOffset, tiffStart, dirStart, bigEnd) {
|
|
var type = file.getUint16(entryOffset + 2, !bigEnd),
|
|
numValues = file.getUint32(entryOffset + 4, !bigEnd);
|
|
|
|
switch (type) {
|
|
case 3:
|
|
if (numValues === 1) {
|
|
return file.getUint16(entryOffset + 8, !bigEnd);
|
|
}
|
|
}
|
|
}
|
|
|
|
function getStringFromBuffer(buffer, start, length) {
|
|
var outstr = "";
|
|
for (var n = start; n < start + length; n++) {
|
|
outstr += String.fromCharCode(buffer.getUint8(n));
|
|
}
|
|
return outstr;
|
|
}
|
|
|
|
/***/ }),
|
|
/* 95 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
/* WEBPACK VAR INJECTION */(function(global) {
|
|
|
|
exports.__esModule = true;
|
|
exports.default = createLocator;
|
|
exports.checkImageConstraints = checkImageConstraints;
|
|
|
|
var _image_wrapper = __webpack_require__(26);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _cv_utils = __webpack_require__(25);
|
|
|
|
var _array_helper = __webpack_require__(6);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
var _image_debug = __webpack_require__(13);
|
|
|
|
var _image_debug2 = _interopRequireDefault(_image_debug);
|
|
|
|
var _rasterizer = __webpack_require__(96);
|
|
|
|
var _rasterizer2 = _interopRequireDefault(_rasterizer);
|
|
|
|
var _tracer = __webpack_require__(52);
|
|
|
|
var _tracer2 = _interopRequireDefault(_tracer);
|
|
|
|
var _skeletonizer2 = __webpack_require__(97);
|
|
|
|
var _skeletonizer3 = _interopRequireDefault(_skeletonizer2);
|
|
|
|
var _log = __webpack_require__(48);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var debug = _log.log.bind(null, _log.DEBUG, "barcode_locator.js");
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(10),
|
|
dot: __webpack_require__(54),
|
|
scale: __webpack_require__(113),
|
|
transformMat2: __webpack_require__(114)
|
|
};
|
|
var mat2 = {
|
|
copy: __webpack_require__(110),
|
|
create: __webpack_require__(111),
|
|
invert: __webpack_require__(112)
|
|
};
|
|
|
|
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(_ref) {
|
|
var canvasSize = _ref.canvasSize,
|
|
area = _ref.area,
|
|
patchSize = _ref.patchSize,
|
|
half = _ref.halfSample;
|
|
|
|
var patchSize,
|
|
width = canvasSize.width,
|
|
height = canvasSize.height,
|
|
half = half ? 0.5 : 1,
|
|
size,
|
|
clipping = {
|
|
x: 0,
|
|
y: 0,
|
|
width: width,
|
|
height: height
|
|
};
|
|
|
|
if (area) {
|
|
var imageArea = (0, _cv_utils.computeImageArea)(width, height, area);
|
|
clipping.x = imageArea.sx;
|
|
clipping.y = imageArea.sy;
|
|
clipping.width = width = imageArea.sw;
|
|
clipping.height = height = imageArea.sh;
|
|
}
|
|
|
|
size = {
|
|
x: Math.floor(width * half),
|
|
y: Math.floor(height * half)
|
|
};
|
|
|
|
patchSize = (0, _cv_utils.calculatePatchSize)(patchSize, size);
|
|
if (false) {
|
|
debug("Patch-Size: " + JSON.stringify(patchSize));
|
|
}
|
|
|
|
clipping.width = Math.floor(Math.floor(size.x / patchSize.x) * (1 / half) * patchSize.x);
|
|
clipping.height = Math.floor(Math.floor(size.y / patchSize.y) * (1 / half) * patchSize.y);
|
|
clipping.x = Math.floor((canvasSize.width - clipping.width) / 2);
|
|
clipping.y = Math.floor((canvasSize.height - clipping.height) / 2);
|
|
|
|
if (clipping.width % patchSize.x === 0 && clipping.height % patchSize.y === 0) {
|
|
return clipping;
|
|
}
|
|
|
|
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, __webpack_require__(79)))
|
|
|
|
/***/ }),
|
|
/* 96 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _tracer = __webpack_require__(52);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 97 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"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*/
|
|
|
|
/***/ }),
|
|
/* 98 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function TwoOfFiveReader(opts) {
|
|
_barcode_reader2.default.call(this, opts);
|
|
this.barSpaceRatio = [1, 1];
|
|
}
|
|
|
|
var N = 1,
|
|
W = 3,
|
|
properties = {
|
|
START_PATTERN: { value: [W, N, W, N, N, N] },
|
|
STOP_PATTERN: { value: [W, N, 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: 0.30, writable: true },
|
|
FORMAT: { value: "2of5" }
|
|
};
|
|
|
|
var startPatternLength = properties.START_PATTERN.value.reduce(function (sum, val) {
|
|
return sum + val;
|
|
}, 0);
|
|
|
|
TwoOfFiveReader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
TwoOfFiveReader.prototype.constructor = TwoOfFiveReader;
|
|
|
|
TwoOfFiveReader.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,
|
|
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;
|
|
};
|
|
|
|
TwoOfFiveReader.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) / startPatternLength);
|
|
leadingWhitespaceStart = startInfo.start - narrowBarWidth * 5;
|
|
if (leadingWhitespaceStart >= 0) {
|
|
if (self._matchRange(leadingWhitespaceStart, startInfo.start, 0)) {
|
|
return startInfo;
|
|
}
|
|
}
|
|
offset = startInfo.end;
|
|
startInfo = null;
|
|
}
|
|
};
|
|
|
|
TwoOfFiveReader.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;
|
|
};
|
|
|
|
TwoOfFiveReader.prototype._findEnd = function () {
|
|
var self = this,
|
|
endInfo,
|
|
tmp,
|
|
offset;
|
|
|
|
self._row.reverse();
|
|
offset = self._nextSet(self._row);
|
|
endInfo = self._findPattern(self.STOP_PATTERN, offset, false, true);
|
|
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;
|
|
};
|
|
|
|
TwoOfFiveReader.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;
|
|
}
|
|
};
|
|
|
|
TwoOfFiveReader.prototype._decodePayload = function (counters, result, decodedCodes) {
|
|
var i,
|
|
self = this,
|
|
pos = 0,
|
|
counterLength = counters.length,
|
|
counter = [0, 0, 0, 0, 0],
|
|
code;
|
|
|
|
while (pos < counterLength) {
|
|
for (i = 0; i < 5; i++) {
|
|
counter[i] = counters[pos] * this.barSpaceRatio[0];
|
|
pos += 2;
|
|
}
|
|
code = self._decodeCode(counter);
|
|
if (!code) {
|
|
return null;
|
|
}
|
|
result.push(code.code + "");
|
|
decodedCodes.push(code);
|
|
}
|
|
return code;
|
|
};
|
|
|
|
TwoOfFiveReader.prototype._verifyCounterLength = function (counters) {
|
|
return counters.length % 10 === 0;
|
|
};
|
|
|
|
TwoOfFiveReader.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 < 5) {
|
|
return null;
|
|
}
|
|
|
|
decodedCodes.push(endInfo);
|
|
return {
|
|
code: result.join(""),
|
|
start: startInfo.start,
|
|
end: endInfo.end,
|
|
startInfo: startInfo,
|
|
decodedCodes: decodedCodes
|
|
};
|
|
};
|
|
|
|
exports.default = TwoOfFiveReader;
|
|
|
|
/***/ }),
|
|
/* 99 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 100 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 101 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _code_39_reader = __webpack_require__(53);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 102 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
var _barcode_reader2 = _interopRequireDefault(_barcode_reader);
|
|
|
|
var _array_helper = __webpack_require__(6);
|
|
|
|
var _array_helper2 = _interopRequireDefault(_array_helper);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
function Code93Reader() {
|
|
_barcode_reader2.default.call(this);
|
|
}
|
|
|
|
var ALPHABETH_STRING = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%abcd*";
|
|
|
|
var properties = {
|
|
ALPHABETH_STRING: { value: ALPHABETH_STRING },
|
|
ALPHABET: { value: ALPHABETH_STRING.split('').map(function (char) {
|
|
return char.charCodeAt(0);
|
|
}) },
|
|
CHARACTER_ENCODINGS: { value: [0x114, 0x148, 0x144, 0x142, 0x128, 0x124, 0x122, 0x150, 0x112, 0x10A, 0x1A8, 0x1A4, 0x1A2, 0x194, 0x192, 0x18A, 0x168, 0x164, 0x162, 0x134, 0x11A, 0x158, 0x14C, 0x146, 0x12C, 0x116, 0x1B4, 0x1B2, 0x1AC, 0x1A6, 0x196, 0x19A, 0x16C, 0x166, 0x136, 0x13A, 0x12E, 0x1D4, 0x1D2, 0x1CA, 0x16E, 0x176, 0x1AE, 0x126, 0x1DA, 0x1D6, 0x132, 0x15E] },
|
|
ASTERISK: { value: 0x15E },
|
|
FORMAT: { value: "code_93", writeable: false }
|
|
};
|
|
|
|
Code93Reader.prototype = Object.create(_barcode_reader2.default.prototype, properties);
|
|
Code93Reader.prototype.constructor = Code93Reader;
|
|
|
|
Code93Reader.prototype._decode = function () {
|
|
var self = this,
|
|
counters = [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._verifyEnd(lastStart, nextStart, counters)) {
|
|
return null;
|
|
}
|
|
|
|
if (!self._verifyChecksums(result)) {
|
|
return null;
|
|
}
|
|
|
|
result = result.slice(0, result.length - 2);
|
|
if ((result = self._decodeExtended(result)) === null) {
|
|
return null;
|
|
};
|
|
|
|
return {
|
|
code: result.join(""),
|
|
start: start.start,
|
|
end: nextStart,
|
|
startInfo: start,
|
|
decodedCodes: result
|
|
};
|
|
};
|
|
|
|
Code93Reader.prototype._verifyEnd = function (lastStart, nextStart) {
|
|
if (lastStart === nextStart || !this._row[nextStart]) {
|
|
return false;
|
|
}
|
|
return true;
|
|
};
|
|
|
|
Code93Reader.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;
|
|
};
|
|
|
|
Code93Reader.prototype._toPattern = function (counters) {
|
|
var numCounters = counters.length;
|
|
var pattern = 0;
|
|
var sum = 0;
|
|
for (var i = 0; i < numCounters; i++) {
|
|
sum += counters[i];
|
|
}
|
|
|
|
for (var _i = 0; _i < numCounters; _i++) {
|
|
var normalized = Math.round(counters[_i] * 9 / sum);
|
|
if (normalized < 1 || normalized > 4) {
|
|
return -1;
|
|
}
|
|
if ((_i & 1) === 0) {
|
|
for (var j = 0; j < normalized; j++) {
|
|
pattern = pattern << 1 | 1;
|
|
}
|
|
} else {
|
|
pattern <<= normalized;
|
|
}
|
|
}
|
|
|
|
return pattern;
|
|
};
|
|
|
|
Code93Reader.prototype._findStart = function () {
|
|
var self = this,
|
|
offset = self._nextSet(self._row),
|
|
patternStart = offset,
|
|
counter = [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 < 4; j++) {
|
|
counter[j] = counter[j + 2];
|
|
}
|
|
counter[4] = 0;
|
|
counter[5] = 0;
|
|
counterPos--;
|
|
} else {
|
|
counterPos++;
|
|
}
|
|
counter[counterPos] = 1;
|
|
isWhite = !isWhite;
|
|
}
|
|
}
|
|
return null;
|
|
};
|
|
|
|
Code93Reader.prototype._decodeExtended = function (charArray) {
|
|
var length = charArray.length;
|
|
var result = [];
|
|
for (var i = 0; i < length; i++) {
|
|
var char = charArray[i];
|
|
if (char >= 'a' && char <= 'd') {
|
|
if (i > length - 2) {
|
|
return null;
|
|
}
|
|
var nextChar = charArray[++i];
|
|
var nextCharCode = nextChar.charCodeAt(0);
|
|
var decodedChar = void 0;
|
|
switch (char) {
|
|
case 'a':
|
|
if (nextChar >= 'A' && nextChar <= 'Z') {
|
|
decodedChar = String.fromCharCode(nextCharCode - 64);
|
|
} else {
|
|
return null;
|
|
}
|
|
break;
|
|
case 'b':
|
|
if (nextChar >= 'A' && nextChar <= 'E') {
|
|
decodedChar = String.fromCharCode(nextCharCode - 38);
|
|
} else if (nextChar >= 'F' && nextChar <= 'J') {
|
|
decodedChar = String.fromCharCode(nextCharCode - 11);
|
|
} else if (nextChar >= 'K' && nextChar <= 'O') {
|
|
decodedChar = String.fromCharCode(nextCharCode + 16);
|
|
} else if (nextChar >= 'P' && nextChar <= 'S') {
|
|
decodedChar = String.fromCharCode(nextCharCode + 43);
|
|
} else if (nextChar >= 'T' && nextChar <= 'Z') {
|
|
decodedChar = String.fromCharCode(127);
|
|
} else {
|
|
return null;
|
|
}
|
|
break;
|
|
case 'c':
|
|
if (nextChar >= 'A' && nextChar <= 'O') {
|
|
decodedChar = String.fromCharCode(nextCharCode - 32);
|
|
} else if (nextChar === 'Z') {
|
|
decodedChar = ':';
|
|
} else {
|
|
return null;
|
|
}
|
|
break;
|
|
case 'd':
|
|
if (nextChar >= 'A' && nextChar <= 'Z') {
|
|
decodedChar = String.fromCharCode(nextCharCode + 32);
|
|
} else {
|
|
return null;
|
|
}
|
|
break;
|
|
}
|
|
result.push(decodedChar);
|
|
} else {
|
|
result.push(char);
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
|
|
Code93Reader.prototype._verifyChecksums = function (charArray) {
|
|
return this._matchCheckChar(charArray, charArray.length - 2, 20) && this._matchCheckChar(charArray, charArray.length - 1, 15);
|
|
};
|
|
|
|
Code93Reader.prototype._matchCheckChar = function (charArray, index, maxWeight) {
|
|
var _this = this;
|
|
|
|
var arrayToCheck = charArray.slice(0, index);
|
|
var length = arrayToCheck.length;
|
|
var weightedSums = arrayToCheck.reduce(function (sum, char, i) {
|
|
var weight = (i * -1 + (length - 1)) % maxWeight + 1;
|
|
var value = _this.ALPHABET.indexOf(char.charCodeAt(0));
|
|
return sum + weight * value;
|
|
}, 0);
|
|
|
|
var checkChar = this.ALPHABET[weightedSums % 47];
|
|
return checkChar === charArray[index].charCodeAt(0);
|
|
};
|
|
|
|
exports.default = Code93Reader;
|
|
|
|
/***/ }),
|
|
/* 103 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 104 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 105 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 106 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _merge2 = __webpack_require__(24);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _barcode_reader = __webpack_require__(3);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 107 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 108 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _ean_reader = __webpack_require__(7);
|
|
|
|
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;
|
|
|
|
/***/ }),
|
|
/* 109 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
"use strict";
|
|
|
|
|
|
exports.__esModule = true;
|
|
|
|
var _memoize2 = __webpack_require__(77);
|
|
|
|
var _memoize3 = _interopRequireDefault(_memoize2);
|
|
|
|
var _merge2 = __webpack_require__(24);
|
|
|
|
var _merge3 = _interopRequireDefault(_merge2);
|
|
|
|
var _image_wrapper = __webpack_require__(26);
|
|
|
|
var _image_wrapper2 = _interopRequireDefault(_image_wrapper);
|
|
|
|
var _barcode_locator = __webpack_require__(95);
|
|
|
|
var _barcode_locator2 = _interopRequireDefault(_barcode_locator);
|
|
|
|
var _barcode_decoder = __webpack_require__(88);
|
|
|
|
var _barcode_decoder2 = _interopRequireDefault(_barcode_decoder);
|
|
|
|
var _events2 = __webpack_require__(83);
|
|
|
|
var _events3 = _interopRequireDefault(_events2);
|
|
|
|
var _buffers = __webpack_require__(46);
|
|
|
|
var _config2 = __webpack_require__(49);
|
|
|
|
var _config3 = _interopRequireDefault(_config2);
|
|
|
|
var _utils = __webpack_require__(27);
|
|
|
|
var _SourceScope = __webpack_require__(28);
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
var vec2 = {
|
|
clone: __webpack_require__(10)
|
|
};
|
|
|
|
var getDecoder = (0, _memoize3.default)(function (decoderConfig) {
|
|
return _barcode_decoder2.default.create(decoderConfig);
|
|
}, function (decoderConfig) {
|
|
return JSON.stringify(decoderConfig);
|
|
});
|
|
|
|
var _checkImageConstraints = (0, _memoize3.default)(function (opts) {
|
|
return (0, _barcode_locator.checkImageConstraints)(opts);
|
|
}, function (opts) {
|
|
return JSON.stringify(opts);
|
|
});
|
|
|
|
function createScanner(pixelCapturer) {
|
|
var _stopped = true,
|
|
_canvasContainer = {
|
|
ctx: {
|
|
image: null
|
|
},
|
|
dom: {
|
|
image: null
|
|
}
|
|
},
|
|
_inputImageWrapper,
|
|
_boxSize,
|
|
_workerPool = [],
|
|
_onUIThread = true,
|
|
_resultCollector,
|
|
_config = {},
|
|
_events = (0, _events3.default)(),
|
|
_locator;
|
|
|
|
var source = pixelCapturer ? pixelCapturer.getSource() : {};
|
|
|
|
function updateViewportStyle(target) {
|
|
var $drawable = source.getDrawable();
|
|
var $viewport = (0, _utils.getViewport)(target);
|
|
|
|
if (!$viewport) {
|
|
return;
|
|
}
|
|
|
|
var _source$getDimensions = source.getDimensions(),
|
|
viewport = _source$getDimensions.viewport;
|
|
|
|
var zoom = Math.floor((2 * viewport.x + viewport.width) / viewport.width * 100) / 100;
|
|
var videoWidth = zoom * viewport.width;
|
|
var translate = (viewport.x / videoWidth * -100).toFixed(5);
|
|
|
|
$drawable.style.width = zoom * 100 + '%';
|
|
$drawable.style.transform = 'translate(' + translate + '%, ' + translate + '%)';
|
|
$drawable.style.position = 'absolute';
|
|
$viewport.style.paddingBottom = (viewport.height * 100 / viewport.width).toFixed(5) + '%';
|
|
$viewport.style.overflow = "hidden";
|
|
$viewport.style.height = 0;
|
|
}
|
|
|
|
function setup(_ref) {
|
|
var numOfWorkers = _ref.numOfWorkers,
|
|
target = _ref.target;
|
|
|
|
if (source.type === 'IMAGE') {
|
|
numOfWorkers = numOfWorkers >= 1 ? 1 : 0;
|
|
}
|
|
return adjustWorkerPool(numOfWorkers).then(function () {
|
|
if (numOfWorkers === 0) {
|
|
initBuffers();
|
|
}
|
|
}).then(updateViewportStyle.bind(null, target));
|
|
}
|
|
|
|
function initBuffers(imageWrapper) {
|
|
if (imageWrapper) {
|
|
_inputImageWrapper = imageWrapper;
|
|
} else {
|
|
var captureSize = pixelCapturer.getCaptureSize();
|
|
_inputImageWrapper = new _image_wrapper2.default({
|
|
x: captureSize.width,
|
|
y: captureSize.height
|
|
});
|
|
}
|
|
if (false) {
|
|
console.log(_inputImageWrapper.size);
|
|
}
|
|
_boxSize = [vec2.clone([0, 0]), vec2.clone([0, _inputImageWrapper.size.y]), vec2.clone([_inputImageWrapper.size.x, _inputImageWrapper.size.y]), vec2.clone([_inputImageWrapper.size.x, 0])];
|
|
_locator = (0, _barcode_locator2.default)(_inputImageWrapper, _config.locator);
|
|
}
|
|
|
|
function getBoundingBoxes() {
|
|
if (_config.locate) {
|
|
return _locator.locate();
|
|
} else {
|
|
return [[vec2.clone(_boxSize[0]), vec2.clone(_boxSize[1]), vec2.clone(_boxSize[2]), vec2.clone(_boxSize[3])]];
|
|
}
|
|
}
|
|
|
|
function transformResult(result) {
|
|
var dimensions = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
|
|
var _dimensions$clipping = dimensions.clipping,
|
|
clipping = _dimensions$clipping === undefined ? { x: 0, y: 0 } : _dimensions$clipping;
|
|
|
|
var xOffset = clipping.x,
|
|
yOffset = clipping.y,
|
|
i = void 0;
|
|
|
|
if (xOffset === 0 && yOffset === 0) {
|
|
return;
|
|
}
|
|
|
|
if (result.barcodes) {
|
|
for (i = 0; i < result.barcodes.length; i++) {
|
|
transformResult(result.barcodes[i], dimensions);
|
|
}
|
|
}
|
|
|
|
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, source.getDimensions().canvas, result.codeResult);
|
|
}
|
|
}
|
|
|
|
function hasCodeResult(result) {
|
|
return result && (result.barcodes ? result.barcodes.some(function (barcode) {
|
|
return barcode.codeResult;
|
|
}) : result.codeResult);
|
|
}
|
|
|
|
function publishResult(result, imageData, bitmap) {
|
|
var resultToPublish = result;
|
|
|
|
if (result && _onUIThread) {
|
|
transformResult(result, bitmap.dimensions);
|
|
addResult(result, imageData);
|
|
resultToPublish = result.barcodes || result;
|
|
}
|
|
|
|
_events.publish("processed", resultToPublish);
|
|
if (hasCodeResult(result)) {
|
|
_events.publish("detected", resultToPublish);
|
|
}
|
|
}
|
|
|
|
function locateAndDecode(bitmap) {
|
|
var result, boxes;
|
|
|
|
boxes = getBoundingBoxes();
|
|
if (boxes) {
|
|
result = getDecoder(_config.decoder).decodeFromBoundingBoxes(_inputImageWrapper, boxes);
|
|
result = result || {};
|
|
result.boxes = boxes;
|
|
publishResult(result, _inputImageWrapper.data, bitmap);
|
|
} else {
|
|
publishResult(undefined, undefined, bitmap);
|
|
}
|
|
}
|
|
|
|
function calculateClipping(canvasSize) {
|
|
if (_config.detector && _config.detector.area) {
|
|
var area = _config.detector.area;
|
|
var patchSize = _config.locator.patchSize || "medium";
|
|
var halfSample = _config.locator.halfSample || true;
|
|
|
|
return _checkImageConstraints({ area: area, patchSize: patchSize, canvasSize: canvasSize, halfSample: halfSample });
|
|
}
|
|
return {
|
|
x: 0,
|
|
y: 0,
|
|
width: canvasSize.width,
|
|
height: canvasSize.height
|
|
};
|
|
}
|
|
|
|
function update() {
|
|
var availableWorker;
|
|
|
|
if (_onUIThread) {
|
|
if (_workerPool.length > 0) {
|
|
availableWorker = _workerPool.filter(function (workerThread) {
|
|
return !workerThread.busy;
|
|
})[0];
|
|
if (!availableWorker) {
|
|
return Promise.resolve();
|
|
}
|
|
}
|
|
return pixelCapturer.grabFrameData({ clipping: calculateClipping }).then(function (bitmap) {
|
|
if (bitmap) {
|
|
if (availableWorker) {
|
|
availableWorker.imageData = bitmap.data;
|
|
availableWorker.dimensions = bitmap.dimensions;
|
|
availableWorker.busy = true;
|
|
availableWorker.worker.postMessage({
|
|
cmd: 'process',
|
|
imageData: availableWorker.imageData
|
|
}, [availableWorker.imageData.buffer]);
|
|
} else {
|
|
_inputImageWrapper.data = bitmap.data;
|
|
locateAndDecode(bitmap);
|
|
}
|
|
}
|
|
}).catch(function (err) {
|
|
console.error(err);
|
|
});
|
|
}
|
|
|
|
return Promise.resolve(locateAndDecode());
|
|
}
|
|
|
|
function startContinuousUpdate() {
|
|
var next = null,
|
|
delay = 1000 / (_config.frequency === 0 ? 10 : _config.frequency || 10);
|
|
|
|
_stopped = false;
|
|
(function frame(timestamp) {
|
|
next = next || timestamp;
|
|
if (!_stopped) {
|
|
if (timestamp >= next) {
|
|
next += delay;
|
|
update().then(function () {
|
|
window.requestAnimFrame(frame);
|
|
});
|
|
} else {
|
|
window.requestAnimFrame(frame);
|
|
}
|
|
}
|
|
})(performance.now());
|
|
}
|
|
|
|
function _start() {
|
|
if (_onUIThread && source.type === "CAMERA") {
|
|
startContinuousUpdate();
|
|
} else {
|
|
update();
|
|
}
|
|
}
|
|
|
|
function initWorker(cb) {
|
|
var captureSize = pixelCapturer.getCaptureSize();
|
|
var workerThread = {
|
|
worker: undefined,
|
|
imageData: new Uint8Array((0, _buffers.aquire)(captureSize.width * captureSize.height)),
|
|
busy: true
|
|
};
|
|
|
|
var blobURL = generateWorkerBlob();
|
|
workerThread.worker = new Worker(blobURL);
|
|
|
|
workerThread.worker.onmessage = function (e) {
|
|
if (e.data.event === 'initialized') {
|
|
URL.revokeObjectURL(blobURL);
|
|
workerThread.busy = false;
|
|
(0, _buffers.release)(e.data.imageData);
|
|
if (false) {
|
|
console.log("Worker initialized");
|
|
}
|
|
return cb(workerThread);
|
|
} else if (e.data.event === 'processed') {
|
|
(0, _buffers.release)(e.data.imageData);
|
|
workerThread.busy = false;
|
|
publishResult(e.data.result, workerThread.imageData, workerThread.dimensions);
|
|
} else if (e.data.event === 'error') {
|
|
if (false) {
|
|
console.log("Worker error: " + e.data.message);
|
|
}
|
|
}
|
|
};
|
|
|
|
workerThread.worker.postMessage({
|
|
cmd: 'init',
|
|
size: { x: captureSize.width, y: captureSize.height },
|
|
imageData: workerThread.imageData,
|
|
config: configForWorker(_config)
|
|
}, [workerThread.imageData.buffer]);
|
|
}
|
|
|
|
function configForWorker(config) {
|
|
return Object.assign({}, config, {
|
|
inputStream: Object.assign({}, 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, imageWrapper).then(ready);
|
|
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 adjustWorkerPool(capacity) {
|
|
return new Promise(function (resolve) {
|
|
var increaseBy = capacity - _workerPool.length;
|
|
if (increaseBy === 0) {
|
|
return resolve();
|
|
}
|
|
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 resolve();
|
|
} else {
|
|
var workerInitialized = function workerInitialized(workerThread) {
|
|
_workerPool.push(workerThread);
|
|
if (_workerPool.length >= capacity) {
|
|
resolve();
|
|
}
|
|
};
|
|
|
|
for (var i = 0; i < increaseBy; i++) {
|
|
initWorker(workerInitialized);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
return {
|
|
init: function init(config, imageWrapper) {
|
|
_stopped = true;
|
|
_config = (0, _merge3.default)({}, _config3.default, config);
|
|
|
|
if (imageWrapper) {
|
|
_onUIThread = false;
|
|
initBuffers(imageWrapper);
|
|
}
|
|
return Promise.resolve();
|
|
},
|
|
start: function start() {
|
|
if (_onUIThread) {
|
|
adjustWorkerPool(0);
|
|
return source.waitUntilReady().then(setup.bind(null, _config)).then(_start);
|
|
}
|
|
_start();
|
|
},
|
|
isRunning: function isRunning() {
|
|
return !_stopped;
|
|
},
|
|
stop: function stop() {
|
|
_stopped = true;
|
|
adjustWorkerPool(0);
|
|
(0, _buffers.releaseAll)();
|
|
if (source.getScope() === _SourceScope.Scope.INTERNAL) {
|
|
source.stop();
|
|
}
|
|
_events.publish("stopped");
|
|
},
|
|
applyConfig: function applyConfig(newConfig) {
|
|
return this.init(newConfig);
|
|
},
|
|
|
|
pause: function pause() {
|
|
_stopped = true;
|
|
},
|
|
subscribe: function subscribe(eventName, callback) {
|
|
var once = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
|
|
|
|
if (!once) {
|
|
return _events.subscribe(eventName, callback);
|
|
}
|
|
_events.once(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() {
|
|
var _this = this;
|
|
|
|
return new Promise(function (resolve, reject) {
|
|
_events.once("processed", function (result) {
|
|
_this.stop();
|
|
if (result && result.codeResult && result.codeResult.code) {
|
|
return resolve(result);
|
|
}
|
|
return reject(result);
|
|
}, true);
|
|
_this.start();
|
|
});
|
|
},
|
|
|
|
canvas: _canvasContainer
|
|
};
|
|
}
|
|
|
|
exports.default = createScanner;
|
|
|
|
/***/ }),
|
|
/* 110 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
|
|
/***/ }),
|
|
/* 111 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
|
|
/***/ }),
|
|
/* 112 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
|
|
/***/ }),
|
|
/* 113 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
/***/ }),
|
|
/* 114 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
/***/ }),
|
|
/* 115 */
|
|
/***/ (function(module, exports) {
|
|
|
|
module.exports = 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
|
|
}
|
|
|
|
/***/ }),
|
|
/* 116 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4),
|
|
root = __webpack_require__(0);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var DataView = getNative(root, 'DataView');
|
|
|
|
module.exports = DataView;
|
|
|
|
|
|
/***/ }),
|
|
/* 117 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var hashClear = __webpack_require__(172),
|
|
hashDelete = __webpack_require__(173),
|
|
hashGet = __webpack_require__(174),
|
|
hashHas = __webpack_require__(175),
|
|
hashSet = __webpack_require__(176);
|
|
|
|
/**
|
|
* Creates a hash object.
|
|
*
|
|
* @private
|
|
* @constructor
|
|
* @param {Array} [entries] The key-value pairs to cache.
|
|
*/
|
|
function Hash(entries) {
|
|
var index = -1,
|
|
length = entries == null ? 0 : entries.length;
|
|
|
|
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.exports = Hash;
|
|
|
|
|
|
/***/ }),
|
|
/* 118 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4),
|
|
root = __webpack_require__(0);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Promise = getNative(root, 'Promise');
|
|
|
|
module.exports = Promise;
|
|
|
|
|
|
/***/ }),
|
|
/* 119 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4),
|
|
root = __webpack_require__(0);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var Set = getNative(root, 'Set');
|
|
|
|
module.exports = Set;
|
|
|
|
|
|
/***/ }),
|
|
/* 120 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var MapCache = __webpack_require__(30),
|
|
setCacheAdd = __webpack_require__(199),
|
|
setCacheHas = __webpack_require__(200);
|
|
|
|
/**
|
|
*
|
|
* 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 == null ? 0 : values.length;
|
|
|
|
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.exports = SetCache;
|
|
|
|
|
|
/***/ }),
|
|
/* 121 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getNative = __webpack_require__(4),
|
|
root = __webpack_require__(0);
|
|
|
|
/* Built-in method references that are verified to be native. */
|
|
var WeakMap = getNative(root, 'WeakMap');
|
|
|
|
module.exports = WeakMap;
|
|
|
|
|
|
/***/ }),
|
|
/* 122 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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's not chainable in IE 11.
|
|
map.set(pair[0], pair[1]);
|
|
return map;
|
|
}
|
|
|
|
module.exports = addMapEntry;
|
|
|
|
|
|
/***/ }),
|
|
/* 123 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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) {
|
|
// Don't return `set.add` because it's not chainable in IE 11.
|
|
set.add(value);
|
|
return set;
|
|
}
|
|
|
|
module.exports = addSetEntry;
|
|
|
|
|
|
/***/ }),
|
|
/* 124 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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) {
|
|
switch (args.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.exports = apply;
|
|
|
|
|
|
/***/ }),
|
|
/* 125 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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 == null ? 0 : array.length;
|
|
|
|
while (++index < length) {
|
|
if (iteratee(array[index], index, array) === false) {
|
|
break;
|
|
}
|
|
}
|
|
return array;
|
|
}
|
|
|
|
module.exports = arrayEach;
|
|
|
|
|
|
/***/ }),
|
|
/* 126 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* A specialized version of `_.filter` 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 {Array} Returns the new filtered array.
|
|
*/
|
|
function arrayFilter(array, predicate) {
|
|
var index = -1,
|
|
length = array == null ? 0 : array.length,
|
|
resIndex = 0,
|
|
result = [];
|
|
|
|
while (++index < length) {
|
|
var value = array[index];
|
|
if (predicate(value, index, array)) {
|
|
result[resIndex++] = value;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = arrayFilter;
|
|
|
|
|
|
/***/ }),
|
|
/* 127 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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 == null ? 0 : array.length,
|
|
result = Array(length);
|
|
|
|
while (++index < length) {
|
|
result[index] = iteratee(array[index], index, array);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = arrayMap;
|
|
|
|
|
|
/***/ }),
|
|
/* 128 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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 == null ? 0 : array.length;
|
|
|
|
while (++index < length) {
|
|
if (predicate(array[index], index, array)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.exports = arraySome;
|
|
|
|
|
|
/***/ }),
|
|
/* 129 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(11),
|
|
keys = __webpack_require__(44);
|
|
|
|
/**
|
|
* 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.exports = baseAssign;
|
|
|
|
|
|
/***/ }),
|
|
/* 130 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(11),
|
|
keysIn = __webpack_require__(23);
|
|
|
|
/**
|
|
* The base implementation of `_.assignIn` 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 baseAssignIn(object, source) {
|
|
return object && copyObject(source, keysIn(source), object);
|
|
}
|
|
|
|
module.exports = baseAssignIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 131 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(31),
|
|
arrayEach = __webpack_require__(125),
|
|
assignValue = __webpack_require__(33),
|
|
baseAssign = __webpack_require__(129),
|
|
baseAssignIn = __webpack_require__(130),
|
|
cloneBuffer = __webpack_require__(60),
|
|
copyArray = __webpack_require__(62),
|
|
copySymbols = __webpack_require__(160),
|
|
copySymbolsIn = __webpack_require__(161),
|
|
getAllKeys = __webpack_require__(66),
|
|
getAllKeysIn = __webpack_require__(168),
|
|
getTag = __webpack_require__(68),
|
|
initCloneArray = __webpack_require__(177),
|
|
initCloneByTag = __webpack_require__(178),
|
|
initCloneObject = __webpack_require__(69),
|
|
isArray = __webpack_require__(1),
|
|
isBuffer = __webpack_require__(22),
|
|
isObject = __webpack_require__(2),
|
|
keys = __webpack_require__(44);
|
|
|
|
/** Used to compose bitmasks for cloning. */
|
|
var CLONE_DEEP_FLAG = 1,
|
|
CLONE_FLAT_FLAG = 2,
|
|
CLONE_SYMBOLS_FLAG = 4;
|
|
|
|
/** `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} bitmask The bitmask flags.
|
|
* 1 - Deep clone
|
|
* 2 - Flatten inherited properties
|
|
* 4 - Clone 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, bitmask, customizer, key, object, stack) {
|
|
var result,
|
|
isDeep = bitmask & CLONE_DEEP_FLAG,
|
|
isFlat = bitmask & CLONE_FLAT_FLAG,
|
|
isFull = bitmask & CLONE_SYMBOLS_FLAG;
|
|
|
|
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)) {
|
|
result = (isFlat || isFunc) ? {} : initCloneObject(value);
|
|
if (!isDeep) {
|
|
return isFlat
|
|
? copySymbolsIn(value, baseAssignIn(result, value))
|
|
: 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);
|
|
|
|
var keysFunc = isFull
|
|
? (isFlat ? getAllKeysIn : getAllKeys)
|
|
: (isFlat ? keysIn : keys);
|
|
|
|
var props = isArr ? undefined : keysFunc(value);
|
|
arrayEach(props || value, function(subValue, key) {
|
|
if (props) {
|
|
key = subValue;
|
|
subValue = value[key];
|
|
}
|
|
// Recursively populate clone (susceptible to call stack limits).
|
|
assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));
|
|
});
|
|
return result;
|
|
}
|
|
|
|
module.exports = baseClone;
|
|
|
|
|
|
/***/ }),
|
|
/* 132 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isObject = __webpack_require__(2);
|
|
|
|
/** 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} proto The object to inherit from.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
var baseCreate = (function() {
|
|
function object() {}
|
|
return function(proto) {
|
|
if (!isObject(proto)) {
|
|
return {};
|
|
}
|
|
if (objectCreate) {
|
|
return objectCreate(proto);
|
|
}
|
|
object.prototype = proto;
|
|
var result = new object;
|
|
object.prototype = undefined;
|
|
return result;
|
|
};
|
|
}());
|
|
|
|
module.exports = baseCreate;
|
|
|
|
|
|
/***/ }),
|
|
/* 133 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var arrayPush = __webpack_require__(32),
|
|
isFlattenable = __webpack_require__(179);
|
|
|
|
/**
|
|
* 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.exports = baseFlatten;
|
|
|
|
|
|
/***/ }),
|
|
/* 134 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var createBaseFor = __webpack_require__(164);
|
|
|
|
/**
|
|
* The base implementation of `baseForOwn` which iterates over `object`
|
|
* properties returned by `keysFunc` and invokes `iteratee` for each property.
|
|
* Iteratee functions may exit iteration early by explicitly returning `false`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @param {Function} keysFunc The function to get the keys of `object`.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
var baseFor = createBaseFor();
|
|
|
|
module.exports = baseFor;
|
|
|
|
|
|
/***/ }),
|
|
/* 135 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var castPath = __webpack_require__(16),
|
|
toKey = __webpack_require__(39);
|
|
|
|
/**
|
|
* 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 = castPath(path, object);
|
|
|
|
var index = 0,
|
|
length = path.length;
|
|
|
|
while (object != null && index < length) {
|
|
object = object[toKey(path[index++])];
|
|
}
|
|
return (index && index == length) ? object : undefined;
|
|
}
|
|
|
|
module.exports = baseGet;
|
|
|
|
|
|
/***/ }),
|
|
/* 136 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = baseHasIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 137 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetTag = __webpack_require__(9),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/** `Object#toString` result references. */
|
|
var argsTag = '[object Arguments]';
|
|
|
|
/**
|
|
* The base implementation of `_.isArguments`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is an `arguments` object,
|
|
*/
|
|
function baseIsArguments(value) {
|
|
return isObjectLike(value) && baseGetTag(value) == argsTag;
|
|
}
|
|
|
|
module.exports = baseIsArguments;
|
|
|
|
|
|
/***/ }),
|
|
/* 138 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsEqualDeep = __webpack_require__(139),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/**
|
|
* 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 {boolean} bitmask The bitmask flags.
|
|
* 1 - Unordered comparison
|
|
* 2 - Partial comparison
|
|
* @param {Function} [customizer] The function to customize comparisons.
|
|
* @param {Object} [stack] Tracks traversed `value` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the values are equivalent, else `false`.
|
|
*/
|
|
function baseIsEqual(value, other, bitmask, customizer, stack) {
|
|
if (value === other) {
|
|
return true;
|
|
}
|
|
if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {
|
|
return value !== value && other !== other;
|
|
}
|
|
return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);
|
|
}
|
|
|
|
module.exports = baseIsEqual;
|
|
|
|
|
|
/***/ }),
|
|
/* 139 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(31),
|
|
equalArrays = __webpack_require__(64),
|
|
equalByTag = __webpack_require__(165),
|
|
equalObjects = __webpack_require__(166),
|
|
getTag = __webpack_require__(68),
|
|
isArray = __webpack_require__(1),
|
|
isBuffer = __webpack_require__(22),
|
|
isTypedArray = __webpack_require__(43);
|
|
|
|
/** Used to compose bitmasks for value comparisons. */
|
|
var COMPARE_PARTIAL_FLAG = 1;
|
|
|
|
/** `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 {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Object} [stack] Tracks traversed `object` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
|
|
*/
|
|
function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
|
|
var objIsArr = isArray(object),
|
|
othIsArr = isArray(other),
|
|
objTag = objIsArr ? arrayTag : getTag(object),
|
|
othTag = othIsArr ? arrayTag : getTag(other);
|
|
|
|
objTag = objTag == argsTag ? objectTag : objTag;
|
|
othTag = othTag == argsTag ? objectTag : othTag;
|
|
|
|
var objIsObj = objTag == objectTag,
|
|
othIsObj = othTag == objectTag,
|
|
isSameTag = objTag == othTag;
|
|
|
|
if (isSameTag && isBuffer(object)) {
|
|
if (!isBuffer(other)) {
|
|
return false;
|
|
}
|
|
objIsArr = true;
|
|
objIsObj = false;
|
|
}
|
|
if (isSameTag && !objIsObj) {
|
|
stack || (stack = new Stack);
|
|
return (objIsArr || isTypedArray(object))
|
|
? equalArrays(object, other, bitmask, customizer, equalFunc, stack)
|
|
: equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);
|
|
}
|
|
if (!(bitmask & COMPARE_PARTIAL_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, bitmask, customizer, stack);
|
|
}
|
|
}
|
|
if (!isSameTag) {
|
|
return false;
|
|
}
|
|
stack || (stack = new Stack);
|
|
return equalObjects(object, other, bitmask, customizer, equalFunc, stack);
|
|
}
|
|
|
|
module.exports = baseIsEqualDeep;
|
|
|
|
|
|
/***/ }),
|
|
/* 140 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isFunction = __webpack_require__(40),
|
|
isMasked = __webpack_require__(183),
|
|
isObject = __webpack_require__(2),
|
|
toSource = __webpack_require__(75);
|
|
|
|
/**
|
|
* Used to match `RegExp`
|
|
* [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
|
|
*/
|
|
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
|
|
|
|
/** Used to detect host constructors (Safari). */
|
|
var reIsHostCtor = /^\[object .+?Constructor\]$/;
|
|
|
|
/** Used for built-in method references. */
|
|
var funcProto = Function.prototype,
|
|
objectProto = Object.prototype;
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = funcProto.toString;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/** Used to detect if a method is native. */
|
|
var reIsNative = RegExp('^' +
|
|
funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
|
|
.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) ? reIsNative : reIsHostCtor;
|
|
return pattern.test(toSource(value));
|
|
}
|
|
|
|
module.exports = baseIsNative;
|
|
|
|
|
|
/***/ }),
|
|
/* 141 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetTag = __webpack_require__(9),
|
|
isLength = __webpack_require__(41),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/** `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;
|
|
|
|
/**
|
|
* The base implementation of `_.isTypedArray` without Node.js optimizations.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
|
|
*/
|
|
function baseIsTypedArray(value) {
|
|
return isObjectLike(value) &&
|
|
isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
|
|
}
|
|
|
|
module.exports = baseIsTypedArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 142 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isPrototype = __webpack_require__(38),
|
|
nativeKeys = __webpack_require__(195);
|
|
|
|
/** 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 `_.keys` which doesn't treat sparse arrays as dense.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function baseKeys(object) {
|
|
if (!isPrototype(object)) {
|
|
return nativeKeys(object);
|
|
}
|
|
var result = [];
|
|
for (var key in Object(object)) {
|
|
if (hasOwnProperty.call(object, key) && key != 'constructor') {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = baseKeys;
|
|
|
|
|
|
/***/ }),
|
|
/* 143 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isObject = __webpack_require__(2),
|
|
isPrototype = __webpack_require__(38),
|
|
nativeKeysIn = __webpack_require__(196);
|
|
|
|
/** 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 `_.keysIn` which doesn't treat sparse arrays as dense.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function baseKeysIn(object) {
|
|
if (!isObject(object)) {
|
|
return nativeKeysIn(object);
|
|
}
|
|
var isProto = isPrototype(object),
|
|
result = [];
|
|
|
|
for (var key in object) {
|
|
if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = baseKeysIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 144 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Stack = __webpack_require__(31),
|
|
assignMergeValue = __webpack_require__(58),
|
|
baseFor = __webpack_require__(134),
|
|
baseMergeDeep = __webpack_require__(145),
|
|
isObject = __webpack_require__(2),
|
|
keysIn = __webpack_require__(23);
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
baseFor(source, function(srcValue, 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);
|
|
}
|
|
}, keysIn);
|
|
}
|
|
|
|
module.exports = baseMerge;
|
|
|
|
|
|
/***/ }),
|
|
/* 145 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assignMergeValue = __webpack_require__(58),
|
|
cloneBuffer = __webpack_require__(60),
|
|
cloneTypedArray = __webpack_require__(61),
|
|
copyArray = __webpack_require__(62),
|
|
initCloneObject = __webpack_require__(69),
|
|
isArguments = __webpack_require__(20),
|
|
isArray = __webpack_require__(1),
|
|
isArrayLikeObject = __webpack_require__(212),
|
|
isBuffer = __webpack_require__(22),
|
|
isFunction = __webpack_require__(40),
|
|
isObject = __webpack_require__(2),
|
|
isPlainObject = __webpack_require__(214),
|
|
isTypedArray = __webpack_require__(43),
|
|
toPlainObject = __webpack_require__(217);
|
|
|
|
/**
|
|
* 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) {
|
|
var isArr = isArray(srcValue),
|
|
isBuff = !isArr && isBuffer(srcValue),
|
|
isTyped = !isArr && !isBuff && isTypedArray(srcValue);
|
|
|
|
newValue = srcValue;
|
|
if (isArr || isBuff || isTyped) {
|
|
if (isArray(objValue)) {
|
|
newValue = objValue;
|
|
}
|
|
else if (isArrayLikeObject(objValue)) {
|
|
newValue = copyArray(objValue);
|
|
}
|
|
else if (isBuff) {
|
|
isCommon = false;
|
|
newValue = cloneBuffer(srcValue, true);
|
|
}
|
|
else if (isTyped) {
|
|
isCommon = false;
|
|
newValue = cloneTypedArray(srcValue, true);
|
|
}
|
|
else {
|
|
newValue = [];
|
|
}
|
|
}
|
|
else if (isPlainObject(srcValue) || isArguments(srcValue)) {
|
|
newValue = objValue;
|
|
if (isArguments(objValue)) {
|
|
newValue = toPlainObject(objValue);
|
|
}
|
|
else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) {
|
|
newValue = initCloneObject(srcValue);
|
|
}
|
|
}
|
|
else {
|
|
isCommon = false;
|
|
}
|
|
}
|
|
if (isCommon) {
|
|
// Recursively merge objects and arrays (susceptible to call stack limits).
|
|
stack.set(srcValue, newValue);
|
|
mergeFunc(newValue, srcValue, srcIndex, customizer, stack);
|
|
stack['delete'](srcValue);
|
|
}
|
|
assignMergeValue(object, key, newValue);
|
|
}
|
|
|
|
module.exports = baseMergeDeep;
|
|
|
|
|
|
/***/ }),
|
|
/* 146 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var basePickBy = __webpack_require__(147),
|
|
hasIn = __webpack_require__(211);
|
|
|
|
/**
|
|
* The base implementation of `_.pick` without support for individual
|
|
* property identifiers.
|
|
*
|
|
* @private
|
|
* @param {Object} object The source object.
|
|
* @param {string[]} paths The property paths to pick.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
function basePick(object, paths) {
|
|
return basePickBy(object, paths, function(value, path) {
|
|
return hasIn(object, path);
|
|
});
|
|
}
|
|
|
|
module.exports = basePick;
|
|
|
|
|
|
/***/ }),
|
|
/* 147 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGet = __webpack_require__(135),
|
|
baseSet = __webpack_require__(149),
|
|
castPath = __webpack_require__(16);
|
|
|
|
/**
|
|
* The base implementation of `_.pickBy` without support for iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Object} object The source object.
|
|
* @param {string[]} paths The property paths to pick.
|
|
* @param {Function} predicate The function invoked per property.
|
|
* @returns {Object} Returns the new object.
|
|
*/
|
|
function basePickBy(object, paths, predicate) {
|
|
var index = -1,
|
|
length = paths.length,
|
|
result = {};
|
|
|
|
while (++index < length) {
|
|
var path = paths[index],
|
|
value = baseGet(object, path);
|
|
|
|
if (predicate(value, path)) {
|
|
baseSet(result, castPath(path, object), value);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = basePickBy;
|
|
|
|
|
|
/***/ }),
|
|
/* 148 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var identity = __webpack_require__(76),
|
|
overRest = __webpack_require__(72),
|
|
setToString = __webpack_require__(74);
|
|
|
|
/**
|
|
* The base implementation of `_.rest` which doesn't validate or coerce arguments.
|
|
*
|
|
* @private
|
|
* @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.
|
|
*/
|
|
function baseRest(func, start) {
|
|
return setToString(overRest(func, start, identity), func + '');
|
|
}
|
|
|
|
module.exports = baseRest;
|
|
|
|
|
|
/***/ }),
|
|
/* 149 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assignValue = __webpack_require__(33),
|
|
castPath = __webpack_require__(16),
|
|
isIndex = __webpack_require__(18),
|
|
isObject = __webpack_require__(2),
|
|
toKey = __webpack_require__(39);
|
|
|
|
/**
|
|
* The base implementation of `_.set`.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to modify.
|
|
* @param {Array|string} path The path of the property to set.
|
|
* @param {*} value The value to set.
|
|
* @param {Function} [customizer] The function to customize path creation.
|
|
* @returns {Object} Returns `object`.
|
|
*/
|
|
function baseSet(object, path, value, customizer) {
|
|
if (!isObject(object)) {
|
|
return object;
|
|
}
|
|
path = castPath(path, object);
|
|
|
|
var index = -1,
|
|
length = path.length,
|
|
lastIndex = length - 1,
|
|
nested = object;
|
|
|
|
while (nested != null && ++index < length) {
|
|
var key = toKey(path[index]),
|
|
newValue = value;
|
|
|
|
if (index != lastIndex) {
|
|
var objValue = nested[key];
|
|
newValue = customizer ? customizer(objValue, key, nested) : undefined;
|
|
if (newValue === undefined) {
|
|
newValue = isObject(objValue)
|
|
? objValue
|
|
: (isIndex(path[index + 1]) ? [] : {});
|
|
}
|
|
}
|
|
assignValue(nested, key, newValue);
|
|
nested = nested[key];
|
|
}
|
|
return object;
|
|
}
|
|
|
|
module.exports = baseSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 150 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var constant = __webpack_require__(209),
|
|
defineProperty = __webpack_require__(63),
|
|
identity = __webpack_require__(76);
|
|
|
|
/**
|
|
* The base implementation of `setToString` without support for hot loop shorting.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to modify.
|
|
* @param {Function} string The `toString` result.
|
|
* @returns {Function} Returns `func`.
|
|
*/
|
|
var baseSetToString = !defineProperty ? identity : function(func, string) {
|
|
return defineProperty(func, 'toString', {
|
|
'configurable': true,
|
|
'enumerable': false,
|
|
'value': constant(string),
|
|
'writable': true
|
|
});
|
|
};
|
|
|
|
module.exports = baseSetToString;
|
|
|
|
|
|
/***/ }),
|
|
/* 151 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = baseTimes;
|
|
|
|
|
|
/***/ }),
|
|
/* 152 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8),
|
|
arrayMap = __webpack_require__(127),
|
|
isArray = __webpack_require__(1),
|
|
isSymbol = __webpack_require__(42);
|
|
|
|
/** 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 (isArray(value)) {
|
|
// Recursively convert values (susceptible to call stack limits).
|
|
return arrayMap(value, baseToString) + '';
|
|
}
|
|
if (isSymbol(value)) {
|
|
return symbolToString ? symbolToString.call(value) : '';
|
|
}
|
|
var result = (value + '');
|
|
return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
|
|
}
|
|
|
|
module.exports = baseToString;
|
|
|
|
|
|
/***/ }),
|
|
/* 153 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* The base implementation of `_.unary` without support for storing 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.exports = baseUnary;
|
|
|
|
|
|
/***/ }),
|
|
/* 154 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = cacheHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 155 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(35);
|
|
|
|
/**
|
|
* 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.exports = cloneDataView;
|
|
|
|
|
|
/***/ }),
|
|
/* 156 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var addMapEntry = __webpack_require__(122),
|
|
arrayReduce = __webpack_require__(57),
|
|
mapToArray = __webpack_require__(70);
|
|
|
|
/** Used to compose bitmasks for cloning. */
|
|
var CLONE_DEEP_FLAG = 1;
|
|
|
|
/**
|
|
* 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), CLONE_DEEP_FLAG) : mapToArray(map);
|
|
return arrayReduce(array, addMapEntry, new map.constructor);
|
|
}
|
|
|
|
module.exports = cloneMap;
|
|
|
|
|
|
/***/ }),
|
|
/* 157 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** 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.exports = cloneRegExp;
|
|
|
|
|
|
/***/ }),
|
|
/* 158 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var addSetEntry = __webpack_require__(123),
|
|
arrayReduce = __webpack_require__(57),
|
|
setToArray = __webpack_require__(73);
|
|
|
|
/** Used to compose bitmasks for cloning. */
|
|
var CLONE_DEEP_FLAG = 1;
|
|
|
|
/**
|
|
* 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), CLONE_DEEP_FLAG) : setToArray(set);
|
|
return arrayReduce(array, addSetEntry, new set.constructor);
|
|
}
|
|
|
|
module.exports = cloneSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 159 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8);
|
|
|
|
/** 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.exports = cloneSymbol;
|
|
|
|
|
|
/***/ }),
|
|
/* 160 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(11),
|
|
getSymbols = __webpack_require__(37);
|
|
|
|
/**
|
|
* Copies own symbols 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.exports = copySymbols;
|
|
|
|
|
|
/***/ }),
|
|
/* 161 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(11),
|
|
getSymbolsIn = __webpack_require__(67);
|
|
|
|
/**
|
|
* Copies own and inherited symbols 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 copySymbolsIn(source, object) {
|
|
return copyObject(source, getSymbolsIn(source), object);
|
|
}
|
|
|
|
module.exports = copySymbolsIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 162 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var root = __webpack_require__(0);
|
|
|
|
/** Used to detect overreaching core-js shims. */
|
|
var coreJsData = root['__core-js_shared__'];
|
|
|
|
module.exports = coreJsData;
|
|
|
|
|
|
/***/ }),
|
|
/* 163 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseRest = __webpack_require__(148),
|
|
isIterateeCall = __webpack_require__(180);
|
|
|
|
/**
|
|
* 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 baseRest(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.exports = createAssigner;
|
|
|
|
|
|
/***/ }),
|
|
/* 164 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Creates a base function for methods like `_.forIn` and `_.forOwn`.
|
|
*
|
|
* @private
|
|
* @param {boolean} [fromRight] Specify iterating from right to left.
|
|
* @returns {Function} Returns the new base function.
|
|
*/
|
|
function createBaseFor(fromRight) {
|
|
return function(object, iteratee, keysFunc) {
|
|
var index = -1,
|
|
iterable = Object(object),
|
|
props = keysFunc(object),
|
|
length = props.length;
|
|
|
|
while (length--) {
|
|
var key = props[fromRight ? length : ++index];
|
|
if (iteratee(iterable[key], key, iterable) === false) {
|
|
break;
|
|
}
|
|
}
|
|
return object;
|
|
};
|
|
}
|
|
|
|
module.exports = createBaseFor;
|
|
|
|
|
|
/***/ }),
|
|
/* 165 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8),
|
|
Uint8Array = __webpack_require__(55),
|
|
eq = __webpack_require__(12),
|
|
equalArrays = __webpack_require__(64),
|
|
mapToArray = __webpack_require__(70),
|
|
setToArray = __webpack_require__(73);
|
|
|
|
/** Used to compose bitmasks for value comparisons. */
|
|
var COMPARE_PARTIAL_FLAG = 1,
|
|
COMPARE_UNORDERED_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 {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @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, bitmask, customizer, equalFunc, 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:
|
|
case numberTag:
|
|
// Coerce booleans to `1` or `0` and dates to milliseconds.
|
|
// Invalid dates are coerced to `NaN`.
|
|
return eq(+object, +other);
|
|
|
|
case errorTag:
|
|
return object.name == other.name && object.message == other.message;
|
|
|
|
case regexpTag:
|
|
case stringTag:
|
|
// Coerce regexes to strings and treat strings, primitives and objects,
|
|
// as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
|
|
// for more details.
|
|
return object == (other + '');
|
|
|
|
case mapTag:
|
|
var convert = mapToArray;
|
|
|
|
case setTag:
|
|
var isPartial = bitmask & COMPARE_PARTIAL_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 |= COMPARE_UNORDERED_FLAG;
|
|
|
|
// Recursively compare objects (susceptible to call stack limits).
|
|
stack.set(object, other);
|
|
var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);
|
|
stack['delete'](object);
|
|
return result;
|
|
|
|
case symbolTag:
|
|
if (symbolValueOf) {
|
|
return symbolValueOf.call(object) == symbolValueOf.call(other);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
module.exports = equalByTag;
|
|
|
|
|
|
/***/ }),
|
|
/* 166 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getAllKeys = __webpack_require__(66);
|
|
|
|
/** Used to compose bitmasks for value comparisons. */
|
|
var COMPARE_PARTIAL_FLAG = 1;
|
|
|
|
/** 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 `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 {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
|
|
* @param {Function} customizer The function to customize comparisons.
|
|
* @param {Function} equalFunc The function to determine equivalents of values.
|
|
* @param {Object} stack Tracks traversed `object` and `other` objects.
|
|
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
|
|
*/
|
|
function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {
|
|
var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
|
|
objProps = getAllKeys(object),
|
|
objLength = objProps.length,
|
|
othProps = getAllKeys(other),
|
|
othLength = othProps.length;
|
|
|
|
if (objLength != othLength && !isPartial) {
|
|
return false;
|
|
}
|
|
var index = objLength;
|
|
while (index--) {
|
|
var key = objProps[index];
|
|
if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
|
|
return false;
|
|
}
|
|
}
|
|
// Assume cyclic values are equal.
|
|
var stacked = stack.get(object);
|
|
if (stacked && stack.get(other)) {
|
|
return stacked == other;
|
|
}
|
|
var result = true;
|
|
stack.set(object, other);
|
|
stack.set(other, object);
|
|
|
|
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, bitmask, customizer, 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);
|
|
stack['delete'](other);
|
|
return result;
|
|
}
|
|
|
|
module.exports = equalObjects;
|
|
|
|
|
|
/***/ }),
|
|
/* 167 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var flatten = __webpack_require__(210),
|
|
overRest = __webpack_require__(72),
|
|
setToString = __webpack_require__(74);
|
|
|
|
/**
|
|
* A specialized version of `baseRest` which flattens the rest array.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to apply a rest parameter to.
|
|
* @returns {Function} Returns the new function.
|
|
*/
|
|
function flatRest(func) {
|
|
return setToString(overRest(func, undefined, flatten), func + '');
|
|
}
|
|
|
|
module.exports = flatRest;
|
|
|
|
|
|
/***/ }),
|
|
/* 168 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetAllKeys = __webpack_require__(59),
|
|
getSymbolsIn = __webpack_require__(67),
|
|
keysIn = __webpack_require__(23);
|
|
|
|
/**
|
|
* 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.exports = getAllKeysIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 169 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8);
|
|
|
|
/** 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-262/7.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var nativeObjectToString = objectProto.toString;
|
|
|
|
/** Built-in value references. */
|
|
var symToStringTag = Symbol ? Symbol.toStringTag : undefined;
|
|
|
|
/**
|
|
* A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to query.
|
|
* @returns {string} Returns the raw `toStringTag`.
|
|
*/
|
|
function getRawTag(value) {
|
|
var isOwn = hasOwnProperty.call(value, symToStringTag),
|
|
tag = value[symToStringTag];
|
|
|
|
try {
|
|
value[symToStringTag] = undefined;
|
|
var unmasked = true;
|
|
} catch (e) {}
|
|
|
|
var result = nativeObjectToString.call(value);
|
|
if (unmasked) {
|
|
if (isOwn) {
|
|
value[symToStringTag] = tag;
|
|
} else {
|
|
delete value[symToStringTag];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = getRawTag;
|
|
|
|
|
|
/***/ }),
|
|
/* 170 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = getValue;
|
|
|
|
|
|
/***/ }),
|
|
/* 171 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var castPath = __webpack_require__(16),
|
|
isArguments = __webpack_require__(20),
|
|
isArray = __webpack_require__(1),
|
|
isIndex = __webpack_require__(18),
|
|
isLength = __webpack_require__(41),
|
|
toKey = __webpack_require__(39);
|
|
|
|
/**
|
|
* 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 = castPath(path, object);
|
|
|
|
var index = -1,
|
|
length = path.length,
|
|
result = false;
|
|
|
|
while (++index < length) {
|
|
var key = toKey(path[index]);
|
|
if (!(result = object != null && hasFunc(object, key))) {
|
|
break;
|
|
}
|
|
object = object[key];
|
|
}
|
|
if (result || ++index != length) {
|
|
return result;
|
|
}
|
|
length = object == null ? 0 : object.length;
|
|
return !!length && isLength(length) && isIndex(key, length) &&
|
|
(isArray(object) || isArguments(object));
|
|
}
|
|
|
|
module.exports = hasPath;
|
|
|
|
|
|
/***/ }),
|
|
/* 172 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(19);
|
|
|
|
/**
|
|
* Removes all key-value entries from the hash.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf Hash
|
|
*/
|
|
function hashClear() {
|
|
this.__data__ = nativeCreate ? nativeCreate(null) : {};
|
|
this.size = 0;
|
|
}
|
|
|
|
module.exports = hashClear;
|
|
|
|
|
|
/***/ }),
|
|
/* 173 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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) {
|
|
var result = this.has(key) && delete this.__data__[key];
|
|
this.size -= result ? 1 : 0;
|
|
return result;
|
|
}
|
|
|
|
module.exports = hashDelete;
|
|
|
|
|
|
/***/ }),
|
|
/* 174 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(19);
|
|
|
|
/** 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.exports = hashGet;
|
|
|
|
|
|
/***/ }),
|
|
/* 175 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(19);
|
|
|
|
/** 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.exports = hashHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 176 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var nativeCreate = __webpack_require__(19);
|
|
|
|
/** 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__;
|
|
this.size += this.has(key) ? 0 : 1;
|
|
data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
|
|
return this;
|
|
}
|
|
|
|
module.exports = hashSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 177 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** 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.exports = initCloneArray;
|
|
|
|
|
|
/***/ }),
|
|
/* 178 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var cloneArrayBuffer = __webpack_require__(35),
|
|
cloneDataView = __webpack_require__(155),
|
|
cloneMap = __webpack_require__(156),
|
|
cloneRegExp = __webpack_require__(157),
|
|
cloneSet = __webpack_require__(158),
|
|
cloneSymbol = __webpack_require__(159),
|
|
cloneTypedArray = __webpack_require__(61);
|
|
|
|
/** `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.exports = initCloneByTag;
|
|
|
|
|
|
/***/ }),
|
|
/* 179 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Symbol = __webpack_require__(8),
|
|
isArguments = __webpack_require__(20),
|
|
isArray = __webpack_require__(1);
|
|
|
|
/** Built-in value references. */
|
|
var spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined;
|
|
|
|
/**
|
|
* 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) ||
|
|
!!(spreadableSymbol && value && value[spreadableSymbol]);
|
|
}
|
|
|
|
module.exports = isFlattenable;
|
|
|
|
|
|
/***/ }),
|
|
/* 180 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var eq = __webpack_require__(12),
|
|
isArrayLike = __webpack_require__(21),
|
|
isIndex = __webpack_require__(18),
|
|
isObject = __webpack_require__(2);
|
|
|
|
/**
|
|
* 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.exports = isIterateeCall;
|
|
|
|
|
|
/***/ }),
|
|
/* 181 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isArray = __webpack_require__(1),
|
|
isSymbol = __webpack_require__(42);
|
|
|
|
/** Used to match property names within property paths. */
|
|
var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
|
|
reIsPlainProp = /^\w*$/;
|
|
|
|
/**
|
|
* Checks if `value` is a property name and not a property path.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @param {Object} [object] The object to query keys on.
|
|
* @returns {boolean} Returns `true` if `value` is a property name, else `false`.
|
|
*/
|
|
function isKey(value, object) {
|
|
if (isArray(value)) {
|
|
return false;
|
|
}
|
|
var type = typeof value;
|
|
if (type == 'number' || type == 'symbol' || type == 'boolean' ||
|
|
value == null || isSymbol(value)) {
|
|
return true;
|
|
}
|
|
return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
|
|
(object != null && value in Object(object));
|
|
}
|
|
|
|
module.exports = isKey;
|
|
|
|
|
|
/***/ }),
|
|
/* 182 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Checks if `value` is suitable for use as unique object key.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to check.
|
|
* @returns {boolean} Returns `true` if `value` is suitable, else `false`.
|
|
*/
|
|
function isKeyable(value) {
|
|
var type = typeof value;
|
|
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
|
|
? (value !== '__proto__')
|
|
: (value === null);
|
|
}
|
|
|
|
module.exports = isKeyable;
|
|
|
|
|
|
/***/ }),
|
|
/* 183 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var coreJsData = __webpack_require__(162);
|
|
|
|
/** Used to detect methods masquerading as native. */
|
|
var maskSrcKey = (function() {
|
|
var uid = /[^.]+$/.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.exports = isMasked;
|
|
|
|
|
|
/***/ }),
|
|
/* 184 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Removes all key-value entries from the list cache.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf ListCache
|
|
*/
|
|
function listCacheClear() {
|
|
this.__data__ = [];
|
|
this.size = 0;
|
|
}
|
|
|
|
module.exports = listCacheClear;
|
|
|
|
|
|
/***/ }),
|
|
/* 185 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(15);
|
|
|
|
/** 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);
|
|
}
|
|
--this.size;
|
|
return true;
|
|
}
|
|
|
|
module.exports = listCacheDelete;
|
|
|
|
|
|
/***/ }),
|
|
/* 186 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(15);
|
|
|
|
/**
|
|
* 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.exports = listCacheGet;
|
|
|
|
|
|
/***/ }),
|
|
/* 187 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(15);
|
|
|
|
/**
|
|
* 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.exports = listCacheHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 188 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var assocIndexOf = __webpack_require__(15);
|
|
|
|
/**
|
|
* 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) {
|
|
++this.size;
|
|
data.push([key, value]);
|
|
} else {
|
|
data[index][1] = value;
|
|
}
|
|
return this;
|
|
}
|
|
|
|
module.exports = listCacheSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 189 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var Hash = __webpack_require__(117),
|
|
ListCache = __webpack_require__(14),
|
|
Map = __webpack_require__(29);
|
|
|
|
/**
|
|
* Removes all key-value entries from the map.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf MapCache
|
|
*/
|
|
function mapCacheClear() {
|
|
this.size = 0;
|
|
this.__data__ = {
|
|
'hash': new Hash,
|
|
'map': new (Map || ListCache),
|
|
'string': new Hash
|
|
};
|
|
}
|
|
|
|
module.exports = mapCacheClear;
|
|
|
|
|
|
/***/ }),
|
|
/* 190 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(17);
|
|
|
|
/**
|
|
* 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) {
|
|
var result = getMapData(this, key)['delete'](key);
|
|
this.size -= result ? 1 : 0;
|
|
return result;
|
|
}
|
|
|
|
module.exports = mapCacheDelete;
|
|
|
|
|
|
/***/ }),
|
|
/* 191 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(17);
|
|
|
|
/**
|
|
* 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.exports = mapCacheGet;
|
|
|
|
|
|
/***/ }),
|
|
/* 192 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(17);
|
|
|
|
/**
|
|
* 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.exports = mapCacheHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 193 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var getMapData = __webpack_require__(17);
|
|
|
|
/**
|
|
* 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) {
|
|
var data = getMapData(this, key),
|
|
size = data.size;
|
|
|
|
data.set(key, value);
|
|
this.size += data.size == size ? 0 : 1;
|
|
return this;
|
|
}
|
|
|
|
module.exports = mapCacheSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 194 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var memoize = __webpack_require__(77);
|
|
|
|
/** Used as the maximum memoize cache size. */
|
|
var MAX_MEMOIZE_SIZE = 500;
|
|
|
|
/**
|
|
* A specialized version of `_.memoize` which clears the memoized function's
|
|
* cache when it exceeds `MAX_MEMOIZE_SIZE`.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to have its output memoized.
|
|
* @returns {Function} Returns the new memoized function.
|
|
*/
|
|
function memoizeCapped(func) {
|
|
var result = memoize(func, function(key) {
|
|
if (cache.size === MAX_MEMOIZE_SIZE) {
|
|
cache.clear();
|
|
}
|
|
return key;
|
|
});
|
|
|
|
var cache = result.cache;
|
|
return result;
|
|
}
|
|
|
|
module.exports = memoizeCapped;
|
|
|
|
|
|
/***/ }),
|
|
/* 195 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var overArg = __webpack_require__(71);
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeKeys = overArg(Object.keys, Object);
|
|
|
|
module.exports = nativeKeys;
|
|
|
|
|
|
/***/ }),
|
|
/* 196 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* This function is like
|
|
* [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
|
|
* except that it includes inherited enumerable properties.
|
|
*
|
|
* @private
|
|
* @param {Object} object The object to query.
|
|
* @returns {Array} Returns the array of property names.
|
|
*/
|
|
function nativeKeysIn(object) {
|
|
var result = [];
|
|
if (object != null) {
|
|
for (var key in Object(object)) {
|
|
result.push(key);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
module.exports = nativeKeysIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 197 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
/* WEBPACK VAR INJECTION */(function(module) {var freeGlobal = __webpack_require__(65);
|
|
|
|
/** Detect free variable `exports`. */
|
|
var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
|
|
|
|
/** Detect free variable `module`. */
|
|
var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
|
|
|
|
/** Detect the popular CommonJS extension `module.exports`. */
|
|
var moduleExports = freeModule && freeModule.exports === freeExports;
|
|
|
|
/** Detect free variable `process` from Node.js. */
|
|
var freeProcess = moduleExports && freeGlobal.process;
|
|
|
|
/** Used to access faster Node.js helpers. */
|
|
var nodeUtil = (function() {
|
|
try {
|
|
return freeProcess && freeProcess.binding && freeProcess.binding('util');
|
|
} catch (e) {}
|
|
}());
|
|
|
|
module.exports = nodeUtil;
|
|
|
|
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(45)(module)))
|
|
|
|
/***/ }),
|
|
/* 198 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** Used for built-in method references. */
|
|
var objectProto = Object.prototype;
|
|
|
|
/**
|
|
* Used to resolve the
|
|
* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
|
|
* of values.
|
|
*/
|
|
var nativeObjectToString = objectProto.toString;
|
|
|
|
/**
|
|
* Converts `value` to a string using `Object.prototype.toString`.
|
|
*
|
|
* @private
|
|
* @param {*} value The value to convert.
|
|
* @returns {string} Returns the converted string.
|
|
*/
|
|
function objectToString(value) {
|
|
return nativeObjectToString.call(value);
|
|
}
|
|
|
|
module.exports = objectToString;
|
|
|
|
|
|
/***/ }),
|
|
/* 199 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** 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.exports = setCacheAdd;
|
|
|
|
|
|
/***/ }),
|
|
/* 200 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = setCacheHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 201 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/** Used to detect hot functions by number of calls within a span of milliseconds. */
|
|
var HOT_COUNT = 800,
|
|
HOT_SPAN = 16;
|
|
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
|
var nativeNow = Date.now;
|
|
|
|
/**
|
|
* Creates a function that'll short out and invoke `identity` instead
|
|
* of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`
|
|
* milliseconds.
|
|
*
|
|
* @private
|
|
* @param {Function} func The function to restrict.
|
|
* @returns {Function} Returns the new shortable function.
|
|
*/
|
|
function shortOut(func) {
|
|
var count = 0,
|
|
lastCalled = 0;
|
|
|
|
return function() {
|
|
var stamp = nativeNow(),
|
|
remaining = HOT_SPAN - (stamp - lastCalled);
|
|
|
|
lastCalled = stamp;
|
|
if (remaining > 0) {
|
|
if (++count >= HOT_COUNT) {
|
|
return arguments[0];
|
|
}
|
|
} else {
|
|
count = 0;
|
|
}
|
|
return func.apply(undefined, arguments);
|
|
};
|
|
}
|
|
|
|
module.exports = shortOut;
|
|
|
|
|
|
/***/ }),
|
|
/* 202 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(14);
|
|
|
|
/**
|
|
* Removes all key-value entries from the stack.
|
|
*
|
|
* @private
|
|
* @name clear
|
|
* @memberOf Stack
|
|
*/
|
|
function stackClear() {
|
|
this.__data__ = new ListCache;
|
|
this.size = 0;
|
|
}
|
|
|
|
module.exports = stackClear;
|
|
|
|
|
|
/***/ }),
|
|
/* 203 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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) {
|
|
var data = this.__data__,
|
|
result = data['delete'](key);
|
|
|
|
this.size = data.size;
|
|
return result;
|
|
}
|
|
|
|
module.exports = stackDelete;
|
|
|
|
|
|
/***/ }),
|
|
/* 204 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = stackGet;
|
|
|
|
|
|
/***/ }),
|
|
/* 205 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* 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.exports = stackHas;
|
|
|
|
|
|
/***/ }),
|
|
/* 206 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var ListCache = __webpack_require__(14),
|
|
Map = __webpack_require__(29),
|
|
MapCache = __webpack_require__(30);
|
|
|
|
/** 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 data = this.__data__;
|
|
if (data instanceof ListCache) {
|
|
var pairs = data.__data__;
|
|
if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {
|
|
pairs.push([key, value]);
|
|
this.size = ++data.size;
|
|
return this;
|
|
}
|
|
data = this.__data__ = new MapCache(pairs);
|
|
}
|
|
data.set(key, value);
|
|
this.size = data.size;
|
|
return this;
|
|
}
|
|
|
|
module.exports = stackSet;
|
|
|
|
|
|
/***/ }),
|
|
/* 207 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var memoizeCapped = __webpack_require__(194);
|
|
|
|
/** Used to match property names within property paths. */
|
|
var reLeadingDot = /^\./,
|
|
rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/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 = memoizeCapped(function(string) {
|
|
var result = [];
|
|
if (reLeadingDot.test(string)) {
|
|
result.push('');
|
|
}
|
|
string.replace(rePropName, function(match, number, quote, string) {
|
|
result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
|
|
});
|
|
return result;
|
|
});
|
|
|
|
module.exports = stringToPath;
|
|
|
|
|
|
/***/ }),
|
|
/* 208 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseClone = __webpack_require__(131);
|
|
|
|
/** Used to compose bitmasks for cloning. */
|
|
var CLONE_SYMBOLS_FLAG = 4;
|
|
|
|
/**
|
|
* Creates a shallow clone of `value`.
|
|
*
|
|
* **Note:** This method is loosely based on the
|
|
* [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)
|
|
* and supports cloning arrays, array buffers, booleans, date objects, maps,
|
|
* numbers, `Object` objects, regexes, sets, strings, symbols, and typed
|
|
* arrays. The own enumerable properties of `arguments` objects are cloned
|
|
* as plain objects. An empty object is returned for uncloneable values such
|
|
* as error objects, functions, DOM nodes, and WeakMaps.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Lang
|
|
* @param {*} value The value to clone.
|
|
* @returns {*} Returns the cloned value.
|
|
* @see _.cloneDeep
|
|
* @example
|
|
*
|
|
* var objects = [{ 'a': 1 }, { 'b': 2 }];
|
|
*
|
|
* var shallow = _.clone(objects);
|
|
* console.log(shallow[0] === objects[0]);
|
|
* // => true
|
|
*/
|
|
function clone(value) {
|
|
return baseClone(value, CLONE_SYMBOLS_FLAG);
|
|
}
|
|
|
|
module.exports = clone;
|
|
|
|
|
|
/***/ }),
|
|
/* 209 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* Creates a function that returns `value`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 2.4.0
|
|
* @category Util
|
|
* @param {*} value The value to return from the new function.
|
|
* @returns {Function} Returns the new constant function.
|
|
* @example
|
|
*
|
|
* var objects = _.times(2, _.constant({ 'a': 1 }));
|
|
*
|
|
* console.log(objects);
|
|
* // => [{ 'a': 1 }, { 'a': 1 }]
|
|
*
|
|
* console.log(objects[0] === objects[1]);
|
|
* // => true
|
|
*/
|
|
function constant(value) {
|
|
return function() {
|
|
return value;
|
|
};
|
|
}
|
|
|
|
module.exports = constant;
|
|
|
|
|
|
/***/ }),
|
|
/* 210 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseFlatten = __webpack_require__(133);
|
|
|
|
/**
|
|
* Flattens `array` a single level deep.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @category Array
|
|
* @param {Array} array The array to flatten.
|
|
* @returns {Array} Returns the new flattened array.
|
|
* @example
|
|
*
|
|
* _.flatten([1, [2, [3, [4]], 5]]);
|
|
* // => [1, 2, [3, [4]], 5]
|
|
*/
|
|
function flatten(array) {
|
|
var length = array == null ? 0 : array.length;
|
|
return length ? baseFlatten(array, 1) : [];
|
|
}
|
|
|
|
module.exports = flatten;
|
|
|
|
|
|
/***/ }),
|
|
/* 211 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseHasIn = __webpack_require__(136),
|
|
hasPath = __webpack_require__(171);
|
|
|
|
/**
|
|
* 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.exports = hasIn;
|
|
|
|
|
|
/***/ }),
|
|
/* 212 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var isArrayLike = __webpack_require__(21),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/**
|
|
* 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.exports = isArrayLikeObject;
|
|
|
|
|
|
/***/ }),
|
|
/* 213 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseIsEqual = __webpack_require__(138);
|
|
|
|
/**
|
|
* Performs a deep comparison between two values to determine if they are
|
|
* equivalent.
|
|
*
|
|
* **Note:** This method supports comparing arrays, array buffers, booleans,
|
|
* date objects, error objects, maps, numbers, `Object` objects, regexes,
|
|
* sets, strings, symbols, and typed arrays. `Object` objects are compared
|
|
* by their own, not inherited, enumerable properties. Functions and DOM
|
|
* nodes are compared by strict equality, i.e. `===`.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 0.1.0
|
|
* @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 = { 'a': 1 };
|
|
* var other = { 'a': 1 };
|
|
*
|
|
* _.isEqual(object, other);
|
|
* // => true
|
|
*
|
|
* object === other;
|
|
* // => false
|
|
*/
|
|
function isEqual(value, other) {
|
|
return baseIsEqual(value, other);
|
|
}
|
|
|
|
module.exports = isEqual;
|
|
|
|
|
|
/***/ }),
|
|
/* 214 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var baseGetTag = __webpack_require__(9),
|
|
getPrototype = __webpack_require__(36),
|
|
isObjectLike = __webpack_require__(5);
|
|
|
|
/** `Object#toString` result references. */
|
|
var objectTag = '[object Object]';
|
|
|
|
/** Used for built-in method references. */
|
|
var funcProto = Function.prototype,
|
|
objectProto = Object.prototype;
|
|
|
|
/** Used to resolve the decompiled source of functions. */
|
|
var funcToString = funcProto.toString;
|
|
|
|
/** Used to check objects for own properties. */
|
|
var hasOwnProperty = objectProto.hasOwnProperty;
|
|
|
|
/** Used to infer the `Object` constructor. */
|
|
var objectCtorString = funcToString.call(Object);
|
|
|
|
/**
|
|
* 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) || baseGetTag(value) != objectTag) {
|
|
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.exports = isPlainObject;
|
|
|
|
|
|
/***/ }),
|
|
/* 215 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var basePick = __webpack_require__(146),
|
|
flatRest = __webpack_require__(167);
|
|
|
|
/**
|
|
* 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[])} [paths] The property paths 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 = flatRest(function(object, paths) {
|
|
return object == null ? {} : basePick(object, paths);
|
|
});
|
|
|
|
module.exports = pick;
|
|
|
|
|
|
/***/ }),
|
|
/* 216 */
|
|
/***/ (function(module, exports) {
|
|
|
|
/**
|
|
* This method 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.exports = stubFalse;
|
|
|
|
|
|
/***/ }),
|
|
/* 217 */
|
|
/***/ (function(module, exports, __webpack_require__) {
|
|
|
|
var copyObject = __webpack_require__(11),
|
|
keysIn = __webpack_require__(23);
|
|
|
|
/**
|
|
* 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.exports = toPlainObject;
|
|
|
|
|
|
/***/ }),
|
|
/* 218 */
|
|
/***/ (function(module, exports, __webpack_require__) {
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var baseToString = __webpack_require__(152);
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/**
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* Converts `value` to a string. An empty string is returned for `null`
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* and `undefined` values. The sign of `-0` is preserved.
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*
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* @static
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* @memberOf _
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* @since 4.0.0
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* @category Lang
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* @param {*} value The value to convert.
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* @returns {string} Returns the converted string.
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* @example
|
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*
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* _.toString(null);
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* // => ''
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*
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* _.toString(-0);
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* // => '-0'
|
|
*
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* _.toString([1, 2, 3]);
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|
* // => '1,2,3'
|
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*/
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|
function toString(value) {
|
|
return value == null ? '' : baseToString(value);
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}
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|
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module.exports = toString;
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|
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/***/ }),
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/* 219 */
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/***/ (function(module, exports, __webpack_require__) {
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module.exports = __webpack_require__(80);
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|
|
|
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/***/ })
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|
/******/ ]);
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});
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//# sourceMappingURL=quagga.js.map
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