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This commit is contained in:
Christoph Oberhofer
2015-07-10 18:54:44 +02:00
parent eda08cd9a7 9c966aa3ad
commit f98e078707
34 changed files with 935 additions and 437 deletions
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dist/quagga.js
Vendored
+270 -171
View File
@@ -437,7 +437,7 @@ define("almond", function(){});
define(
'barcode_reader',[],function() {
"use strict";
function BarcodeReader() {
this._row = [];
@@ -600,6 +600,9 @@ define(
} else {
result.direction = BarcodeReader.DIRECTION.FORWARD;
}
if (result) {
result.format = self.FORMAT;
}
return result;
};
@@ -614,6 +617,11 @@ define(
}
return true;
};
Object.defineProperty(BarcodeReader.prototype, "FORMAT", {
value: 'unknown',
writeable: false
});
BarcodeReader.DIRECTION = {
FORWARD : 1,
@@ -638,7 +646,7 @@ define(
"./barcode_reader"
],
function(BarcodeReader) {
"use strict";
function Code128Reader() {
BarcodeReader.call(this);
@@ -764,7 +772,8 @@ define(
[2, 3, 3, 1, 1, 1, 2]
]},
SINGLE_CODE_ERROR: {value: 1},
AVG_CODE_ERROR: {value: 0.5}
AVG_CODE_ERROR: {value: 0.5},
FORMAT: {value: "code_128", writeable: false}
};
Code128Reader.prototype = Object.create(BarcodeReader.prototype, properties);
@@ -793,67 +802,17 @@ define(
} else {
if (counterPos === counter.length - 1) {
normalized = self._normalize(counter);
for ( code = 0; code < self.CODE_PATTERN.length; code++) {
error = self._matchPattern(normalized, self.CODE_PATTERN[code]);
if (error < bestMatch.error) {
bestMatch.code = code;
bestMatch.error = error;
if (normalized) {
for (code = 0; code < self.CODE_PATTERN.length; code++) {
error = self._matchPattern(normalized, self.CODE_PATTERN[code]);
if (error < bestMatch.error) {
bestMatch.code = code;
bestMatch.error = error;
}
}
}
bestMatch.end = i;
return bestMatch;
} else {
counterPos++;
}
counter[counterPos] = 1;
isWhite = !isWhite;
}
}
return null;
};
Code128Reader.prototype._findEnd = function() {
var counter = [0, 0, 0, 0, 0, 0, 0],
i,
self = this,
offset = self._nextSet(self._row),
isWhite = !self._row[offset],
counterPos = 0,
bestMatch = {
error : Number.MAX_VALUE,
code : -1,
start : 0,
end : 0
},
error,
j,
sum,
normalized;
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];
}
normalized = self._normalize(counter, 13);
error = self._matchPattern(normalized, self.CODE_PATTERN[self.STOP_CODE]);
if (error < self.AVG_CODE_ERROR) {
bestMatch.error = error;
bestMatch.start = i - sum;
bestMatch.end = i;
return bestMatch;
}
for ( j = 0; j < 5; j++) {
counter[j] = counter[j + 2];
}
counter[5] = 0;
counter[6] = 0;
counterPos--;
} else {
counterPos++;
}
@@ -893,17 +852,19 @@ define(
sum += counter[j];
}
normalized = self._normalize(counter);
for ( code = self.START_CODE_A; code <= self.START_CODE_C; code++) {
error = self._matchPattern(normalized, self.CODE_PATTERN[code]);
if (error < bestMatch.error) {
bestMatch.code = code;
bestMatch.error = error;
if (normalized) {
for (code = self.START_CODE_A; code <= self.START_CODE_C; code++) {
error = self._matchPattern(normalized, 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;
return bestMatch;
}
}
if (bestMatch.error < self.AVG_CODE_ERROR) {
bestMatch.start = i - sum;
bestMatch.end = i;
return bestMatch;
}
for ( j = 0; j < 4; j++) {
@@ -1052,7 +1013,7 @@ define(
// find end bar
code.end = self._nextUnset(self._row, code.end);
if (code.end === self._row.length) {
if(!self._verifyTrailingWhitespace(code)){
return null;
}
@@ -1063,9 +1024,15 @@ define(
return null;
}
if (!result.length) {
return null;
}
// remove last code from result (checksum)
result.splice(result.length - 1, 1);
return {
code : result.join(""),
start : startInfo.start,
@@ -1076,6 +1043,20 @@ define(
endInfo : code
};
};
BarcodeReader.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;
};
return (Code128Reader);
}
@@ -1088,7 +1069,7 @@ define(
"./barcode_reader"
],
function(BarcodeReader) {
"use strict";
function EANReader(opts) {
BarcodeReader.call(this, opts);
@@ -1124,8 +1105,9 @@ define(
[2, 1, 1, 3]
]},
CODE_FREQUENCY : {value: [0, 11, 13, 14, 19, 25, 28, 21, 22, 26]},
SINGLE_CODE_ERROR: {value: 0.7},
AVG_CODE_ERROR: {value: 0.3}
SINGLE_CODE_ERROR: {value: 0.67},
AVG_CODE_ERROR: {value: 0.27},
FORMAT: {value: "ean_13", writeable: false}
};
EANReader.prototype = Object.create(BarcodeReader.prototype, properties);
@@ -1158,18 +1140,20 @@ define(
} else {
if (counterPos === counter.length - 1) {
normalized = self._normalize(counter);
for ( code = 0; code < coderange; code++) {
error = self._matchPattern(normalized, self.CODE_PATTERN[code]);
if (error < bestMatch.error) {
bestMatch.code = code;
bestMatch.error = error;
if (normalized) {
for (code = 0; code < coderange; code++) {
error = self._matchPattern(normalized, 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;
}
bestMatch.end = i;
if (bestMatch.error > self.AVG_CODE_ERROR) {
return null;
}
return bestMatch;
} else {
counterPos++;
}
@@ -1226,13 +1210,15 @@ define(
sum += counter[j];
}
normalized = self._normalize(counter);
error = self._matchPattern(normalized, pattern);
if (normalized) {
error = self._matchPattern(normalized, pattern);
if (error < epsilon) {
bestMatch.error = error;
bestMatch.start = i - sum;
bestMatch.end = i;
return bestMatch;
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++) {
@@ -1416,7 +1402,7 @@ define(
/* global define */
define('image_loader',[],function() {
"use strict";
var ImageLoader = {};
ImageLoader.load = function(directory, callback, offset, size, sequence) {
@@ -1480,7 +1466,7 @@ define('image_loader',[],function() {
/* global define */
define('input_stream',["image_loader"], function(ImageLoader) {
"use strict";
var InputStream = {};
InputStream.createVideoStream = function(video) {
@@ -1827,7 +1813,7 @@ define("typedefs", (function (global) {
/* global define */
define('subImage',["typedefs"], function() {
"use strict";
/**
* Construct representing a part of another {ImageWrapper}. Shares data
@@ -1951,7 +1937,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
(function() {
"use strict";
var shim = {};
if (typeof(exports) === 'undefined') {
@@ -5796,7 +5782,7 @@ if(typeof(exports) !== 'undefined') {
/* global define */
define('cluster',["gl-matrix"], function(glMatrix) {
"use strict";
var vec2 = glMatrix.vec2;
/**
@@ -5869,7 +5855,7 @@ define('cluster',["gl-matrix"], function(glMatrix) {
/* global define */
define('array_helper',[],function() {
"use strict";
return {
init : function(arr, val) {
@@ -5956,7 +5942,7 @@ define('array_helper',[],function() {
define('cv_utils',['cluster', "array_helper", "gl-matrix"], function(Cluster2, ArrayHelper, glMatrix) {
"use strict";
/*
* cv_utils.js
* Collection of CV functions and libraries
@@ -6439,13 +6425,19 @@ define('cv_utils',['cluster', "array_helper", "gl-matrix"], function(Cluster2, A
};
CVUtils.computeGray = function(imageData, outArray) {
var l = imageData.length / 4;
var i = 0;
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]);
CVUtils.computeGray = function(imageData, outArray, config) {
var l = (imageData.length / 4) | 0,
i,
singleChannel = config && config.singleChannel === true;
outArray[i] = Math.floor(0.299 * imageData[i * 4 + 0] + 0.587 * imageData[i * 4 + 1] + 0.114 * imageData[i * 4 + 2]);
if (singleChannel) {
for (i = 0; i < l; i++) {
outArray[i] = imageData[i * 4 + 0];
}
} else {
for (i = 0; i < l; i++) {
outArray[i] = Math.floor(0.299 * imageData[i * 4 + 0] + 0.587 * imageData[i * 4 + 1] + 0.114 * imageData[i * 4 + 2]);
}
}
};
@@ -6676,7 +6668,7 @@ define('image_wrapper',[
],
function(SubImage, CVUtils, ArrayHelper, glMatrix) {
'use strict';
var vec2 = glMatrix.vec2,
mat2 = glMatrix.mat2;
@@ -7099,7 +7091,7 @@ define('image_wrapper',[
* http://www.codeproject.com/Tips/407172/Connected-Component-Labeling-and-Vectorization
*/
define('tracer',[],function() {
"use strict";
var Tracer = {
searchDirections : [[0, 1], [1, 1], [1, 0], [1, -1], [0, -1], [-1, -1], [-1, 0], [-1, 1]],
@@ -7208,7 +7200,7 @@ define('tracer',[],function() {
* http://www.codeproject.com/Tips/407172/Connected-Component-Labeling-and-Vectorization
*/
define('rasterizer',["tracer"], function(Tracer) {
"use strict";
var Rasterizer = {
createContour2D : function() {
@@ -7404,7 +7396,7 @@ define('rasterizer',["tracer"], function(Tracer) {
/* global define */
define('skeletonizer',[],function() {
"use strict";
Math.imul = Math.imul || function(a, b) {
var ah = (a >>> 16) & 0xffff;
@@ -7619,7 +7611,7 @@ define('skeletonizer',[],function() {
/* global define */
define('image_debug',[],function() {
"use strict";
return {
drawRect: function(pos, size, ctx, style){
@@ -7640,6 +7632,26 @@ define('image_debug',[],function() {
}
ctx.closePath();
ctx.stroke();
},
drawImage: function(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;
}
};
@@ -8211,7 +8223,7 @@ function(ImageWrapper, CVUtils, Rasterizer, Tracer, skeletonizer, ArrayHelper, I
/* global define */
define('bresenham',["cv_utils", "image_wrapper"], function(CVUtils, ImageWrapper) {
"use strict";
var Bresenham = {};
var Slope = {
@@ -8326,6 +8338,7 @@ define('bresenham',["cv_utils", "image_wrapper"], function(CVUtils, ImageWrapper
max = result.max,
line = result.line,
slope,
slope2,
center = min + (max - min) / 2,
extrema = [],
currentDir,
@@ -8341,11 +8354,12 @@ define('bresenham',["cv_utils", "image_wrapper"], function(CVUtils, ImageWrapper
pos : 0,
val : line[0]
});
for ( i = 0; i < line.length - 1; i++) {
for ( i = 0; i < line.length - 2; i++) {
slope = (line[i + 1] - line[i]);
if (slope < rThreshold && line[i + 1] < (center*1.5)) {
slope2 = (line[i + 2] - line[i + 1]);
if ((slope + slope2) < rThreshold && line[i + 1] < (center*1.5)) {
dir = Slope.DIR.DOWN;
} else if (slope > threshold && line[i + 1] > (center*0.5)) {
} else if ((slope + slope2) > threshold && line[i + 1] > (center*0.5)) {
dir = Slope.DIR.UP;
} else {
dir = currentDir;
@@ -8431,7 +8445,7 @@ define(
"./array_helper"
],
function(BarcodeReader, ArrayHelper) {
"use strict";
function Code39Reader() {
BarcodeReader.call(this);
@@ -8441,7 +8455,8 @@ define(
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}
ASTERISK: {value: 0x094},
FORMAT: {value: "code_39", writeable: false}
};
Code39Reader.prototype = Object.create(BarcodeReader.prototype, properties);
@@ -8650,7 +8665,7 @@ define(
"./code_39_reader"
],
function(Code39Reader) {
"use strict";
function Code39VINReader() {
Code39Reader.call(this);
@@ -8710,7 +8725,7 @@ define(
"./barcode_reader"
],
function(BarcodeReader) {
"use strict";
function CodabarReader() {
BarcodeReader.call(this);
@@ -8724,7 +8739,8 @@ define(
START_END: {value: [0x01A, 0x029, 0x00B, 0x00E]},
MIN_ENCODED_CHARS: {value: 4},
MAX_ACCEPTABLE: {value: 2.0},
PADDING: {value: 1.5}
PADDING: {value: 1.5},
FORMAT: {value: "codabar", writeable: false}
};
CodabarReader.prototype = Object.create(BarcodeReader.prototype, properties);
@@ -9023,13 +9039,17 @@ define(
"./ean_reader"
],
function(EANReader) {
"use strict";
function UPCReader() {
EANReader.call(this);
}
UPCReader.prototype = Object.create(EANReader.prototype);
var properties = {
FORMAT: {value: "upc_a", writeable: false}
};
UPCReader.prototype = Object.create(EANReader.prototype, properties);
UPCReader.prototype.constructor = UPCReader;
UPCReader.prototype._decode = function() {
@@ -9054,13 +9074,17 @@ define(
"./ean_reader"
],
function(EANReader) {
"use strict";
function EAN8Reader() {
EANReader.call(this);
}
EAN8Reader.prototype = Object.create(EANReader.prototype);
var properties = {
FORMAT: {value: "ean_8", writeable: false}
};
EAN8Reader.prototype = Object.create(EANReader.prototype, properties);
EAN8Reader.prototype.constructor = EAN8Reader;
EAN8Reader.prototype._decodePayload = function(code, result, decodedCodes) {
@@ -9076,7 +9100,7 @@ define(
decodedCodes.push(code);
}
code = self._findPattern(self.MIDDLE_PATTERN, code.end, true);
code = self._findPattern(self.MIDDLE_PATTERN, code.end, true, false);
if (code === null) {
return null;
}
@@ -9105,7 +9129,7 @@ define(
"./ean_reader"
],
function(EANReader) {
"use strict";
function UPCEReader() {
EANReader.call(this);
@@ -9115,7 +9139,8 @@ define(
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]}
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(EANReader.prototype, properties);
@@ -9134,13 +9159,13 @@ define(
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);
}
self._determineParity(codeFrequency, result);
if (!self._determineParity(codeFrequency, result)) {
return null;
}
return code;
};
@@ -9155,10 +9180,11 @@ define(
if (codeFrequency === self.CODE_FREQUENCY[nrSystem][i]) {
result.unshift(nrSystem);
result.push(i);
return;
return true;
}
}
}
return false;
};
UPCEReader.prototype._convertToUPCA = function(result) {
@@ -9234,7 +9260,7 @@ define('barcode_decoder',[
UPCReader,
EAN8Reader,
UPCEReader) {
"use strict";
var readers = {
code_128_reader: Code128Reader,
@@ -9260,8 +9286,7 @@ define('barcode_decoder',[
overlay : null
}
},
_barcodeReaders = [],
_barcodeReader = null;
_barcodeReaders = [];
initCanvas();
initReaders();
@@ -9346,13 +9371,10 @@ define('barcode_decoder',[
// check if inside image
extendLine(ext);
while (ext > 1 && !inputImageWrapper.inImageWithBorder(line[0], 0) || !inputImageWrapper.inImageWithBorder(line[1], 0)) {
ext -= Math.floor(ext/2);
while (ext > 1 && (!inputImageWrapper.inImageWithBorder(line[0], 0) || !inputImageWrapper.inImageWithBorder(line[1], 0))) {
ext -= Math.ceil(ext/2);
extendLine(-ext);
}
if (ext <= 1) {
return null;
}
return line;
}
@@ -9382,9 +9404,6 @@ define('barcode_decoder',[
for ( i = 0; i < _barcodeReaders.length && result === null; i++) {
result = _barcodeReaders[i].decodePattern(barcodeLine.line);
if (result !== null) {
_barcodeReader = _barcodeReaders[i];
}
}
if(result === null){
return null;
@@ -9513,7 +9532,7 @@ define('barcode_decoder',[
/* global define */
define('frame_grabber',["cv_utils"], function(CVUtils) {
"use strict";
var FrameGrabber = {};
@@ -9570,7 +9589,7 @@ define('frame_grabber',["cv_utils"], function(CVUtils) {
if(doHalfSample){
CVUtils.grayAndHalfSampleFromCanvasData(ctxData, _size, _data);
} else {
CVUtils.computeGray(ctxData, _data);
CVUtils.computeGray(ctxData, _data, _streamConfig);
}
return true;
} else {
@@ -9592,7 +9611,7 @@ define('frame_grabber',["cv_utils"], function(CVUtils) {
/* global define */
define('html_utils',[], function() {
"use strict";
function createNode(htmlStr) {
var temp = document.createElement('div');
@@ -9648,7 +9667,8 @@ define('config',[],function(){
right: "0%",
left: "0%",
bottom: "0%"
}
},
singleChannel: false // true: only the red color-channel is read
},
tracking: false,
debug: false,
@@ -9692,7 +9712,7 @@ define('config',[],function(){
/* global define */
define('events',[],function() {
"use strict";
var _events = function() {
var events = {};
@@ -9783,7 +9803,7 @@ define('events',[],function() {
/* global define, MediaStreamTrack */
define('camera_access',["html_utils"], function(HtmlUtils) {
"use strict";
var streamRef,
loadedDataHandler;
@@ -9794,11 +9814,15 @@ define('camera_access',["html_utils"], function(HtmlUtils) {
* @param {Object} failure Callback
*/
function getUserMedia(constraints, success, failure) {
navigator.getUserMedia(constraints, function(stream) {
streamRef = stream;
var videoSrc = (window.URL && window.URL.createObjectURL(stream)) || stream;
success.apply(null, [videoSrc]);
}, failure);
if (typeof navigator.getUserMedia !== 'undefined') {
navigator.getUserMedia(constraints, function (stream) {
streamRef = stream;
var videoSrc = (window.URL && window.URL.createObjectURL(stream)) || stream;
success.apply(null, [videoSrc]);
}, failure);
} else {
failure(new TypeError("getUserMedia not available"));
}
}
function loadedData(video, callback) {
@@ -9837,7 +9861,7 @@ define('camera_access',["html_utils"], function(HtmlUtils) {
video.addEventListener('loadeddata', loadedDataHandler, false);
video.play();
}, function(e) {
console.log(e);
callback(e);
});
}
@@ -9860,7 +9884,7 @@ define('camera_access',["html_utils"], function(HtmlUtils) {
facing: "environment"
}, config);
if ( typeof MediaStreamTrack.getSources !== 'undefined') {
if ( typeof MediaStreamTrack !== 'undefined' && typeof MediaStreamTrack.getSources !== 'undefined') {
MediaStreamTrack.getSources(function(sourceInfos) {
var videoSourceId;
for (var i = 0; i != sourceInfos.length; ++i) {
@@ -9919,10 +9943,68 @@ define('camera_access',["html_utils"], function(HtmlUtils) {
};
});
/* jshint undef: true, unused: true, browser:true, devel: true, evil: true */
/* jshint undef: true, unused: true, browser:true, devel: true */
/* global define */
define('result_collector',["image_debug"], function(ImageDebug) {
"use strict";
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;
}
return {
create: function(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(data, imageSize, codeResult) {
var result = {};
if (matchesConstraints(codeResult)) {
capacity--;
result.codeResult = codeResult;
if (capture) {
canvas.width = imageSize.x;
canvas.height = imageSize.y;
ImageDebug.drawImage(data, imageSize, ctx);
result.frame = canvas.toDataURL();
}
results.push(result);
}
},
getResults: function() {
return results;
}
};
}
};
});
/* jshint undef: true, unused: true, browser:true, devel: true, evil: true */
/* global define */
define('quagga',[
"code_128_reader",
"ean_reader",
@@ -9936,7 +10018,8 @@ define('quagga',[
"events",
"camera_access",
"image_debug",
"gl-matrix"],
"gl-matrix",
"result_collector"],
function(Code128Reader,
EANReader,
InputStream,
@@ -9949,8 +10032,9 @@ function(Code128Reader,
Events,
CameraAccess,
ImageDebug,
glMatrix) {
glMatrix,
ResultCollector) {
"use strict";
var _inputStream,
_framegrabber,
@@ -9970,7 +10054,8 @@ function(Code128Reader,
_decoder,
_workerPool = [],
_onUIThread = true,
vec2 = glMatrix.vec2;
vec2 = glMatrix.vec2,
_resultCollector;
function initializeData(imageWrapper) {
initBuffers(imageWrapper);
@@ -10020,7 +10105,7 @@ function(Code128Reader,
if (!err) {
_inputStream.trigger("canrecord");
} else {
console.log(err);
return cb(err);
}
});
}
@@ -10032,9 +10117,7 @@ function(Code128Reader,
}
function canRecord(cb) {
if (_config.locate) {
BarcodeLocator.checkImageConstraints(_inputStream, _config.locator);
}
BarcodeLocator.checkImageConstraints(_inputStream, _config.locator);
initCanvas();
_framegrabber = FrameGrabber.create(_inputStream, _canvasContainer.dom.image);
initConfig();
@@ -10101,10 +10184,10 @@ function(Code128Reader,
console.log(_inputImageWrapper.size);
_boxSize = [
vec2.clone([20, _inputImageWrapper.size.y / 2 - 100]),
vec2.clone([20, _inputImageWrapper.size.y / 2 + 100]),
vec2.clone([_inputImageWrapper.size.x - 20, _inputImageWrapper.size.y / 2 + 100]),
vec2.clone([_inputImageWrapper.size.x - 20, _inputImageWrapper.size.y / 2 - 100])
vec2.clone([0, 0]),
vec2.clone([0, _inputImageWrapper.size.y]),
vec2.clone([_inputImageWrapper.size.x, _inputImageWrapper.size.y]),
vec2.clone([_inputImageWrapper.size.x, 0])
];
BarcodeLocator.init(_inputImageWrapper, _config.locator);
}
@@ -10113,7 +10196,11 @@ function(Code128Reader,
if (_config.locate) {
return BarcodeLocator.locate();
} else {
return [_boxSize];
return [[
vec2.clone(_boxSize[0]),
vec2.clone(_boxSize[1]),
vec2.clone(_boxSize[2]),
vec2.clone(_boxSize[3])]];
}
}
@@ -10154,10 +10241,16 @@ function(Code128Reader,
}
}
function publishResult(result) {
function publishResult(result, imageData) {
if (_onUIThread) {
transformResult(result);
if (imageData && result && result.codeResult) {
if (_resultCollector) {
_resultCollector.addResult(imageData, _inputStream.getCanvasSize(), result.codeResult);
}
}
}
Events.publish("processed", result);
if (result && result.codeResult) {
Events.publish("detected", result);
@@ -10173,7 +10266,7 @@ function(Code128Reader,
result = _decoder.decodeFromBoundingBoxes(boxes);
result = result || {};
result.boxes = boxes;
publishResult(result);
publishResult(result, _inputImageWrapper.data);
} else {
publishResult();
}
@@ -10242,7 +10335,7 @@ function(Code128Reader,
function initWorker(cb) {
var blobURL,
workerThread = {
worker: null,
worker: undefined,
imageData: new Uint8Array(_inputStream.getWidth() * _inputStream.getHeight()),
busy: true
};
@@ -10260,7 +10353,7 @@ function(Code128Reader,
} else if (e.data.event === 'processed') {
workerThread.imageData = new Uint8Array(e.data.imageData);
workerThread.busy = false;
publishResult(e.data.result);
publishResult(e.data.result, workerThread.imageData);
}
};
@@ -10375,6 +10468,11 @@ function(Code128Reader,
setReaders: function(readers) {
setReaders(readers);
},
registerResultCollector: function(resultCollector) {
if (resultCollector && typeof resultCollector.addResult === 'function') {
_resultCollector = resultCollector;
}
},
canvas : _canvasContainer,
decodeSingle : function(config, resultCallback) {
config = HtmlUtils.mergeObjects({
@@ -10402,7 +10500,8 @@ function(Code128Reader,
Code128Reader : Code128Reader
},
ImageWrapper: ImageWrapper,
ImageDebug: ImageDebug
ImageDebug: ImageDebug,
ResultCollector: ResultCollector
};
});
dist/quagga.min.js
Vendored
+4 -4
View File
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