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quaggaJS
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Fixed minified code

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pull/72/head
Christoph Oberhofer 10 years ago
parent 03e9bee015
commit 9295e41655
8 changed files with 110 additions and 168 deletions
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209
dist/quagga.js vendored
Unescape Escape View File

@ -71,6 +71,8 @@ return /******/ (function(modules) { // webpackBootstrap
var _typedefs2 = _interopRequireDefault(_typedefs); var _typedefs2 = _interopRequireDefault(_typedefs);
// eslint-disable-line no-unused-vars
var _input_stream = __webpack_require__(3); var _input_stream = __webpack_require__(3);
var _input_stream2 = _interopRequireDefault(_input_stream); var _input_stream2 = _interopRequireDefault(_input_stream);
@ -165,12 +167,12 @@ return /******/ (function(modules) { // webpackBootstrap
function initInputStream(cb) { function initInputStream(cb) {
var video; var video;
if (_config.inputStream.type == "VideoStream") { if (_config.inputStream.type === "VideoStream") {
video = document.createElement("video"); video = document.createElement("video");
_inputStream = _input_stream2['default'].createVideoStream(video); _inputStream = _input_stream2['default'].createVideoStream(video);
} else if (_config.inputStream.type == "ImageStream") { } else if (_config.inputStream.type === "ImageStream") {
_inputStream = _input_stream2['default'].createImageStream(); _inputStream = _input_stream2['default'].createImageStream();
} else if (_config.inputStream.type == "LiveStream") { } else if (_config.inputStream.type === "LiveStream") {
var $viewport = document.querySelector("#interactive.viewport"); var $viewport = document.querySelector("#interactive.viewport");
if ($viewport) { if ($viewport) {
video = $viewport.querySelector("video"); video = $viewport.querySelector("video");
@ -224,7 +226,7 @@ return /******/ (function(modules) { // webpackBootstrap
if (!_canvasContainer.dom.image) { if (!_canvasContainer.dom.image) {
_canvasContainer.dom.image = document.createElement("canvas"); _canvasContainer.dom.image = document.createElement("canvas");
_canvasContainer.dom.image.className = "imgBuffer"; _canvasContainer.dom.image.className = "imgBuffer";
if ($viewport && _config.inputStream.type == "ImageStream") { if ($viewport && _config.inputStream.type === "ImageStream") {
$viewport.appendChild(_canvasContainer.dom.image); $viewport.appendChild(_canvasContainer.dom.image);
} }
} }
@ -377,7 +379,7 @@ return /******/ (function(modules) { // webpackBootstrap
(function frame() { (function frame() {
if (!_stopped) { if (!_stopped) {
update(); update();
if (_onUIThread && _config.inputStream.type == "LiveStream") { if (_onUIThread && _config.inputStream.type === "LiveStream") {
window.requestAnimFrame(frame); window.requestAnimFrame(frame);
} }
} }
@ -436,17 +438,14 @@ return /******/ (function(modules) { // webpackBootstrap
} }
function workerInterface(factory) { function workerInterface(factory) {
window = self; /* eslint-disable no-undef*/
if (factory) { if (factory) {
/* jshint ignore:start */
var Quagga = factory(); var Quagga = factory();
if (!Quagga) { if (!Quagga) {
self.postMessage({ 'event': 'error', message: 'Quagga could not be created' }); self.postMessage({ 'event': 'error', message: 'Quagga could not be created' });
return; return;
} }
/* jshint ignore:end */
} }
/* jshint ignore:start */
var imageWrapper; var imageWrapper;
self.onmessage = function (e) { self.onmessage = function (e) {
@ -468,13 +467,19 @@ return /******/ (function(modules) { // webpackBootstrap
}; };
function onProcessed(result) { function onProcessed(result) {
self.postMessage({ 'event': 'processed', imageData: imageWrapper.data, result: result }, [imageWrapper.data.buffer]); self.postMessage({
'event': 'processed',
imageData: imageWrapper.data,
result: result
}, [imageWrapper.data.buffer]);
} }
function ready() { function ready() {
// eslint-disable-line
self.postMessage({ 'event': 'initialized', imageData: imageWrapper.data }, [imageWrapper.data.buffer]); self.postMessage({ 'event': 'initialized', imageData: imageWrapper.data }, [imageWrapper.data.buffer]);
} }
/* jshint ignore:end */
/* eslint-enable */
} }
function generateWorkerBlob() { function generateWorkerBlob() {
@ -482,7 +487,7 @@ return /******/ (function(modules) { // webpackBootstrap
/* jshint ignore:start */ /* jshint ignore:start */
if (typeof __factorySource__ !== 'undefined') { if (typeof __factorySource__ !== 'undefined') {
factorySource = __factorySource__; factorySource = __factorySource__; // eslint-disable-line no-undef
} }
/* jshint ignore:end */ /* jshint ignore:end */
@ -697,7 +702,9 @@ return /******/ (function(modules) { // webpackBootstrap
}; };
that.setCurrentTime = function (time) { that.setCurrentTime = function (time) {
if (_config.type !== "LiveStream") video.currentTime = time; if (_config.type !== "LiveStream") {
video.currentTime = time;
}
}; };
that.addEventListener = function (event, f, bool) { that.addEventListener = function (event, f, bool) {
@ -832,12 +839,12 @@ return /******/ (function(modules) { // webpackBootstrap
return calculatedHeight; return calculatedHeight;
}; };
that.setWidth = function (width) { that.setWidth = function (newWidth) {
calculatedWidth = width; calculatedWidth = newWidth;
}; };
that.setHeight = function (height) { that.setHeight = function (newHeight) {
calculatedHeight = height; calculatedHeight = newHeight;
}; };
that.getRealWidth = function () { that.getRealWidth = function () {
@ -900,9 +907,9 @@ return /******/ (function(modules) { // webpackBootstrap
return _topRight; return _topRight;
}; };
that.setCanvasSize = function (size) { that.setCanvasSize = function (canvasSize) {
_canvasSize.x = size.x; _canvasSize.x = canvasSize.x;
_canvasSize.y = size.y; _canvasSize.y = canvasSize.y;
}; };
that.getCanvasSize = function () { that.getCanvasSize = function () {
@ -961,17 +968,17 @@ return /******/ (function(modules) { // webpackBootstrap
} }
} }
htmlImagesArray.notLoaded = []; htmlImagesArray.notLoaded = [];
htmlImagesArray.addImage = function (img) { htmlImagesArray.addImage = function (image) {
htmlImagesArray.notLoaded.push(img); htmlImagesArray.notLoaded.push(image);
}; };
htmlImagesArray.loaded = function (loadedImg) { htmlImagesArray.loaded = function (loadedImg) {
var notloadedImgs = htmlImagesArray.notLoaded; var notloadedImgs = htmlImagesArray.notLoaded;
for (var x = 0; x < notloadedImgs.length; x++) { for (var x = 0; x < notloadedImgs.length; x++) {
if (notloadedImgs[x] == loadedImg) { if (notloadedImgs[x] === loadedImg) {
notloadedImgs.splice(x, 1); notloadedImgs.splice(x, 1);
for (var y = 0; y < htmlImagesSrcArray.length; y++) { for (var y = 0; y < htmlImagesSrcArray.length; y++) {
var imgName = htmlImagesSrcArray[y].substr(htmlImagesSrcArray[y].lastIndexOf("/")); var imgName = htmlImagesSrcArray[y].substr(htmlImagesSrcArray[y].lastIndexOf("/"));
if (loadedImg.src.lastIndexOf(imgName) != -1) { if (loadedImg.src.lastIndexOf(imgName) !== -1) {
htmlImagesArray[y] = loadedImg; htmlImagesArray[y] = loadedImg;
break; break;
} }
@ -1067,67 +1074,6 @@ return /******/ (function(modules) { // webpackBootstrap
return imgRef.x >= border && imgRef.y >= border && imgRef.x < this.size.x - border && imgRef.y < this.size.y - border; return imgRef.x >= border && imgRef.y >= border && imgRef.x < this.size.x - border && imgRef.y < this.size.y - border;
}; };
/**
* Transforms an image according to the given affine-transformation matrix.
* @param inImg ImageWrapper a image containing the information to be extracted.
* @param outImg ImageWrapper the image to be filled. The whole image out image is filled by the in image.
* @param M mat2 the matrix used to map point in the out matrix to those in the in matrix
* @param inOrig vec2 origin in the in image
* @param outOrig vec2 origin in the out image
* @returns Number the number of pixels not in the in image
* @see cvd/vision.h
*/
ImageWrapper.transform = function (inImg, outImg, M, inOrig, outOrig) {
var w = outImg.size.x,
h = outImg.size.y,
iw = inImg.size.x,
ih = inImg.size.y;
var across = _glMatrix.vec2.clone([M[0], M[2]]);
var down = _glMatrix.vec2.clone([M[1], M[3]]);
var defaultValue = 0;
var p0 = _glMatrix.vec2.subtract(inOrig, _glMatrix.mat2.xVec2(M, outOrig, _glMatrix.vec2.clone()), _glMatrix.vec2.clone());
var min_x = p0[0],
min_y = p0[1];
var max_x = min_x,
max_y = min_y;
var p, i, j;
var sampleFunc = ImageWrapper.sample;
if (across[0] < 0) min_x += w * across[0];else max_x += w * across[0];
if (down[0] < 0) min_x += h * down[0];else max_x += h * down[0];
if (across[1] < 0) min_y += w * across[1];else max_y += w * across[1];
if (down[1] < 0) min_y += h * down[1];else max_y += h * down[1];
var carrigeReturn = _glMatrix.vec2.subtract(down, _glMatrix.vec2.scale(across, w, _glMatrix.vec2.clone()), _glMatrix.vec2.clone());
if (min_x >= 0 && min_y >= 0 && max_x < iw - 1 && max_y < ih - 1) {
p = p0;
for (i = 0; i < h; ++i, _glMatrix.vec2.add(p, carrigeReturn)) for (j = 0; j < w; ++j, _glMatrix.vec2.add(p, across)) outImg.set(j, i, sampleFunc(inImg, p[0], p[1]));
return 0;
} else {
var x_bound = iw - 1;
var y_bound = ih - 1;
var count = 0;
p = p0;
for (i = 0; i < h; ++i, _glMatrix.vec2.add(p, carrigeReturn)) {
for (j = 0; j < w; ++j, _glMatrix.vec2.add(p, across)) {
if (0 <= p[0] && 0 <= p[1] && p[0] < x_bound && p[1] < y_bound) {
outImg.set(j, i, sampleFunc(inImg, p[0], p[1]));
} else {
outImg.set(j, i, defaultValue);++count;
}
}
}
return count;
}
};
/** /**
* Performs bilinear sampling * Performs bilinear sampling
* @param inImg Image to extract sample from * @param inImg Image to extract sample from
@ -1828,12 +1774,12 @@ return /******/ (function(modules) { // webpackBootstrap
property = "rad"; property = "rad";
} }
function addToCluster(point) { function addToCluster(newPoint) {
var found = false; var found = false;
for (k = 0; k < clusters.length; k++) { for (k = 0; k < clusters.length; k++) {
cluster = clusters[k]; cluster = clusters[k];
if (cluster.fits(point)) { if (cluster.fits(newPoint)) {
cluster.add(point); cluster.add(newPoint);
found = true; found = true;
} }
} }
@ -1847,7 +1793,6 @@ return /******/ (function(modules) { // webpackBootstrap
clusters.push(_cluster2['default'].create(point, threshold)); clusters.push(_cluster2['default'].create(point, threshold));
} }
} }
return clusters; return clusters;
}; };
@ -1925,7 +1870,6 @@ return /******/ (function(modules) { // webpackBootstrap
result = top; result = top;
} }
} }
return result; return result;
} }
}; };
@ -1952,10 +1896,7 @@ return /******/ (function(modules) { // webpackBootstrap
yStart2 = v + 1; yStart2 = v + 1;
xStart1 = u - 1; xStart1 = u - 1;
xStart2 = u + 1; xStart2 = u + 1;
sum = inImageData[yStart1 * width + xStart1] /* + inImageData[yStart1*width+u] */ + inImageData[yStart1 * width + xStart2] + sum = inImageData[yStart1 * width + xStart1] + inImageData[yStart1 * width + xStart2] + inImageData[v * width + u] + inImageData[yStart2 * width + xStart1] + inImageData[yStart2 * width + xStart2];
/* inImageData[v*width+xStart1] + */
inImageData[v * width + u] + /* inImageData[v*width+xStart2] +*/
inImageData[yStart2 * width + xStart1] /* + inImageData[yStart2*width+u]*/ + inImageData[yStart2 * width + xStart2];
outImageData[v * width + u] = sum > 0 ? 1 : 0; outImageData[v * width + u] = sum > 0 ? 1 : 0;
} }
} }
@ -1980,10 +1921,7 @@ return /******/ (function(modules) { // webpackBootstrap
yStart2 = v + 1; yStart2 = v + 1;
xStart1 = u - 1; xStart1 = u - 1;
xStart2 = u + 1; xStart2 = u + 1;
sum = inImageData[yStart1 * width + xStart1] /* + inImageData[yStart1*width+u] */ + inImageData[yStart1 * width + xStart2] + sum = inImageData[yStart1 * width + xStart1] + inImageData[yStart1 * width + xStart2] + inImageData[v * width + u] + inImageData[yStart2 * width + xStart1] + inImageData[yStart2 * width + xStart2];
/* inImageData[v*width+xStart1] + */
inImageData[v * width + u] + /* inImageData[v*width+xStart2] +*/
inImageData[yStart2 * width + xStart1] /* + inImageData[yStart2*width+u]*/ + inImageData[yStart2 * width + xStart2];
outImageData[v * width + u] = sum === 5 ? 1 : 0; outImageData[v * width + u] = sum === 5 ? 1 : 0;
} }
} }
@ -2112,7 +2050,9 @@ return /******/ (function(modules) { // webpackBootstrap
}; };
CVUtils.loadImageArray = function (src, callback, canvas) { CVUtils.loadImageArray = function (src, callback, canvas) {
if (!canvas) canvas = document.createElement('canvas'); if (!canvas) {
canvas = document.createElement('canvas');
}
var img = new Image(); var img = new Image();
img.callback = callback; img.callback = callback;
img.onload = function () { img.onload = function () {
@ -2167,6 +2107,7 @@ return /******/ (function(modules) { // webpackBootstrap
r = 0, r = 0,
g = 0, g = 0,
b = 0; b = 0;
rgb = rgb || [0, 0, 0]; rgb = rgb || [0, 0, 0];
if (h < 60) { if (h < 60) {
@ -2361,9 +2302,9 @@ return /******/ (function(modules) { // webpackBootstrap
updateCenter(); updateCenter();
} }
function _add(point) { function _add(pointToAdd) {
pointMap[point.id] = point; pointMap[pointToAdd.id] = pointToAdd;
points.push(point); points.push(pointToAdd);
} }
function updateCenter() { function updateCenter() {
@ -2379,15 +2320,15 @@ return /******/ (function(modules) { // webpackBootstrap
init(); init();
return { return {
add: function add(point) { add: function add(pointToAdd) {
if (!pointMap[point.id]) { if (!pointMap[pointToAdd.id]) {
_add(point); _add(pointToAdd);
updateCenter(); updateCenter();
} }
}, },
fits: function fits(point) { fits: function fits(otherPoint) {
// check cosine similarity to center-angle // check cosine similarity to center-angle
var similarity = Math.abs(_glMatrix.vec2.dot(point.point.vec, center.vec)); var similarity = Math.abs(_glMatrix.vec2.dot(otherPoint.point.vec, center.vec));
if (similarity > threshold) { if (similarity > threshold) {
return true; return true;
} }
@ -2401,10 +2342,10 @@ return /******/ (function(modules) { // webpackBootstrap
} }
}; };
}, },
createPoint: function createPoint(point, id, property) { createPoint: function createPoint(newPoint, id, property) {
return { return {
rad: point[property], rad: newPoint[property],
point: point, point: newPoint,
id: id id: id
}; };
} }
@ -7512,8 +7453,7 @@ return /******/ (function(modules) { // webpackBootstrap
_inputImageWrapper, _inputImageWrapper,
_skeletonizer, _skeletonizer,
vec2 = _glMatrix2['default'].vec2, vec2 = _glMatrix2['default'].vec2,
mat2 = _glMatrix2['default'].mat2, mat2 = _glMatrix2['default'].mat2;
self = typeof window !== 'undefined' ? window : self;
function initBuffers() { function initBuffers() {
var skeletonImageData; var skeletonImageData;
@ -7539,7 +7479,7 @@ return /******/ (function(modules) { // webpackBootstrap
skeletonImageData = new ArrayBuffer(64 * 1024); skeletonImageData = new ArrayBuffer(64 * 1024);
_subImageWrapper = new _image_wrapper2['default'](_patchSize, new Uint8Array(skeletonImageData, 0, _patchSize.x * _patchSize.y)); _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); _skelImageWrapper = new _image_wrapper2['default'](_patchSize, new Uint8Array(skeletonImageData, _patchSize.x * _patchSize.y * 3, _patchSize.x * _patchSize.y), undefined, true);
_skeletonizer = (0, _skeletonizer3['default'])(self, { _skeletonizer = (0, _skeletonizer3['default'])(typeof window !== 'undefined' ? window : self, {
size: _patchSize.x size: _patchSize.x
}, skeletonImageData); }, skeletonImageData);
@ -7911,7 +7851,6 @@ return /******/ (function(modules) { // webpackBootstrap
var x, var x,
y, y,
currentPatch, currentPatch,
patch,
idx, idx,
dir, dir,
current = { current = {
@ -7935,9 +7874,8 @@ return /******/ (function(modules) { // webpackBootstrap
continue; continue;
} }
patch = _imageToPatchGrid.data[idx];
if (_patchLabelGrid.data[idx] === 0) { if (_patchLabelGrid.data[idx] === 0) {
similarity = Math.abs(vec2.dot(patch.vec, currentPatch.vec)); similarity = Math.abs(vec2.dot(_imageToPatchGrid.data[idx].vec, currentPatch.vec));
if (similarity > threshold) { if (similarity > threshold) {
trace(idx); trace(idx);
} }
@ -8341,7 +8279,7 @@ return /******/ (function(modules) { // webpackBootstrap
do { do {
current.dir = (current.dir + 6) % 8; current.dir = (current.dir + 6) % 8;
_trace(current, color, label, edgelabel); _trace(current, color, label, edgelabel);
if (ldir != current.dir) { if (ldir !== current.dir) {
Cv.dir = current.dir; Cv.dir = current.dir;
P = vertex2D(current.cx, current.cy, 0); P = vertex2D(current.cx, current.cy, 0);
P.prev = Cv; P.prev = Cv;
@ -8354,7 +8292,7 @@ return /******/ (function(modules) { // webpackBootstrap
Cv.y = current.cy; Cv.y = current.cy;
} }
ldir = current.dir; ldir = current.dir;
} while (current.cx != sx || current.cy != sy); } while (current.cx !== sx || current.cy !== sy);
Fv.prev = Cv.prev; Fv.prev = Cv.prev;
Cv.prev.next = Fv; Cv.prev.next = Fv;
} }
@ -8380,6 +8318,7 @@ return /******/ (function(modules) { // webpackBootstrap
/***/ function(module, exports) { /***/ function(module, exports) {
/* @preserve ASM BEGIN */ /* @preserve ASM BEGIN */
/* eslint-disable eqeqeq*/
"use strict"; "use strict";
Object.defineProperty(exports, "__esModule", { Object.defineProperty(exports, "__esModule", {
@ -8578,9 +8517,11 @@ return /******/ (function(modules) { // webpackBootstrap
skeletonize: skeletonize skeletonize: skeletonize
}; };
} }
/* @preserve ASM END */
exports["default"] = Skeletonizer; exports["default"] = Skeletonizer;
/* eslint-enable eqeqeq*/
/* @preserve ASM END */
module.exports = exports["default"]; module.exports = exports["default"];
/***/ }, /***/ },
@ -8691,7 +8632,7 @@ return /******/ (function(modules) { // webpackBootstrap
var _i2of5_reader2 = _interopRequireDefault(_i2of5_reader); var _i2of5_reader2 = _interopRequireDefault(_i2of5_reader);
var readers = { var READERS = {
code_128_reader: _code_128_reader2['default'], code_128_reader: _code_128_reader2['default'],
ean_reader: _ean_reader2['default'], ean_reader: _ean_reader2['default'],
ean_8_reader: _ean_8_reader2['default'], ean_8_reader: _ean_8_reader2['default'],
@ -8755,16 +8696,16 @@ return /******/ (function(modules) { // webpackBootstrap
function initReaders() { function initReaders() {
config.readers.forEach(function (readerConfig) { config.readers.forEach(function (readerConfig) {
var reader, var reader,
config = {}; configuration = {};
if (typeof readerConfig === 'object') { if (typeof readerConfig === 'object') {
reader = readerConfig.format; reader = readerConfig.format;
config = readerConfig.config; configuration = readerConfig.config;
} else if (typeof readerConfig === 'string') { } else if (typeof readerConfig === 'string') {
reader = readerConfig; reader = readerConfig;
} }
console.log("Before registering reader: ", reader); console.log("Before registering reader: ", reader);
_barcodeReaders.push(new readers[reader](config)); _barcodeReaders.push(new READERS[reader](configuration));
}); });
console.log("Registered Readers: " + _barcodeReaders.map(function (reader) { console.log("Registered Readers: " + _barcodeReaders.map(function (reader) {
return JSON.stringify({ format: reader.FORMAT, config: reader.config }); return JSON.stringify({ format: reader.FORMAT, config: reader.config });
@ -10335,7 +10276,7 @@ return /******/ (function(modules) { // webpackBootstrap
var code = result.code; var code = result.code;
if (!code) { if (!code) {
return; return null;
} }
code = code.replace(patterns.IOQ, ''); code = code.replace(patterns.IOQ, '');
@ -10506,10 +10447,10 @@ return /******/ (function(modules) { // webpackBootstrap
} }
["space", "bar"].forEach(function (key) { ["space", "bar"].forEach(function (key) {
var kind = categorization[key]; var newkind = categorization[key];
kind.wide.min = Math.floor((kind.narrow.size / kind.narrow.counts + kind.wide.size / kind.wide.counts) / 2); newkind.wide.min = Math.floor((newkind.narrow.size / newkind.narrow.counts + newkind.wide.size / newkind.wide.counts) / 2);
kind.narrow.max = Math.ceil(kind.wide.min); newkind.narrow.max = Math.ceil(newkind.wide.min);
kind.wide.max = Math.ceil((kind.wide.size * self.MAX_ACCEPTABLE + self.PADDING) / kind.wide.counts); newkind.wide.max = Math.ceil((newkind.wide.size * self.MAX_ACCEPTABLE + self.PADDING) / newkind.wide.counts);
}); });
return categorization; return categorization;
@ -10691,7 +10632,6 @@ return /******/ (function(modules) { // webpackBootstrap
UPCReader.prototype._decode = function () { UPCReader.prototype._decode = function () {
var result = _ean_reader2["default"].prototype._decode.call(this); var result = _ean_reader2["default"].prototype._decode.call(this);
console.log("result", result);
if (result && result.code && result.code.length === 13 && result.code.charAt(0) === "0") { if (result && result.code && result.code.length === 13 && result.code.charAt(0) === "0") {
result.code = result.code.substring(1); result.code = result.code.substring(1);
return result; return result;
@ -10817,13 +10757,11 @@ return /******/ (function(modules) { // webpackBootstrap
}; };
UPCEReader.prototype._determineParity = function (codeFrequency, result) { UPCEReader.prototype._determineParity = function (codeFrequency, result) {
var self = this, var i, nrSystem;
i,
nrSystem;
for (nrSystem = 0; nrSystem < self.CODE_FREQUENCY.length; nrSystem++) { for (nrSystem = 0; nrSystem < this.CODE_FREQUENCY.length; nrSystem++) {
for (i = 0; i < self.CODE_FREQUENCY[nrSystem].length; i++) { for (i = 0; i < this.CODE_FREQUENCY[nrSystem].length; i++) {
if (codeFrequency === self.CODE_FREQUENCY[nrSystem][i]) { if (codeFrequency === this.CODE_FREQUENCY[nrSystem][i]) {
result.unshift(nrSystem); result.unshift(nrSystem);
result.push(i); result.push(i);
return true; return true;
@ -12788,7 +12726,6 @@ return /******/ (function(modules) { // webpackBootstrap
}; };
})(); })();
;
module.exports = exports["default"]; module.exports = exports["default"];
/***/ }, /***/ },

1
dist/quagga.map vendored
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10
dist/quagga.min.js vendored
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3
package.json
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@ -38,7 +38,8 @@
"doc": "doc" "doc": "doc"
}, },
"scripts": { "scripts": {
"test": "karma start" "test": "karma start",
"build": "webpack && webpack --config webpack.config.min.js && grunt uglyasm"
}, },
"repository": { "repository": {
"type": "git", "type": "git",

5
src/barcode_locator.js
Unescape Escape View File

@ -29,8 +29,7 @@ var _config,
_inputImageWrapper, _inputImageWrapper,
_skeletonizer, _skeletonizer,
vec2 = glMatrix.vec2, vec2 = glMatrix.vec2,
mat2 = glMatrix.mat2, mat2 = glMatrix.mat2;
self = (typeof window !== 'undefined') ? window : self; // eslint-disable-line consistent-this
function initBuffers() { function initBuffers() {
var skeletonImageData; var skeletonImageData;
@ -59,7 +58,7 @@ function initBuffers() {
_skelImageWrapper = new ImageWrapper(_patchSize, _skelImageWrapper = new ImageWrapper(_patchSize,
new Uint8Array(skeletonImageData, _patchSize.x * _patchSize.y * 3, _patchSize.x * _patchSize.y), new Uint8Array(skeletonImageData, _patchSize.x * _patchSize.y * 3, _patchSize.x * _patchSize.y),
undefined, true); undefined, true);
_skeletonizer = skeletonizer(self, { _skeletonizer = skeletonizer((typeof window !== 'undefined') ? window : self, {
size: _patchSize.x size: _patchSize.x
}, skeletonImageData); }, skeletonImageData);

1
src/quagga.js
Unescape Escape View File

@ -347,7 +347,6 @@ function initWorker(cb) {
function workerInterface(factory) { function workerInterface(factory) {
/* eslint-disable no-undef*/ /* eslint-disable no-undef*/
window = self;
if (factory) { if (factory) {
var Quagga = factory(); var Quagga = factory();
if (!Quagga) { if (!Quagga) {

8
src/skeletonizer.js
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@ -1,4 +1,5 @@
/* @preserve ASM BEGIN */ /* @preserve ASM BEGIN */
/* eslint-disable eqeqeq*/
function Skeletonizer(stdlib, foreign, buffer) { function Skeletonizer(stdlib, foreign, buffer) {
"use asm"; "use asm";
@ -31,7 +32,7 @@ function Skeletonizer(stdlib, foreign, buffer) {
+ (images[(inImagePtr + offset + u) | 0] | 0) + (images[(inImagePtr + offset + u) | 0] | 0)
+ (images[(inImagePtr + yStart2 + xStart1) | 0] | 0) + (images[(inImagePtr + yStart2 + xStart1) | 0] | 0)
+ (images[(inImagePtr + yStart2 + xStart2) | 0] | 0)) | 0; + (images[(inImagePtr + yStart2 + xStart2) | 0] | 0)) | 0;
if ((sum | 0) === (5 | 0)) { if ((sum | 0) == (5 | 0)) {
images[(outImagePtr + offset + u) | 0] = 1; images[(outImagePtr + offset + u) | 0] = 1;
} else { } else {
images[(outImagePtr + offset + u) | 0] = 0; images[(outImagePtr + offset + u) | 0] = 0;
@ -194,7 +195,7 @@ function Skeletonizer(stdlib, foreign, buffer) {
bitwiseOr(skelImagePtr, tempImagePtr, skelImagePtr); bitwiseOr(skelImagePtr, tempImagePtr, skelImagePtr);
memcpy(erodedImagePtr, subImagePtr); memcpy(erodedImagePtr, subImagePtr);
sum = countNonZero(subImagePtr) | 0; sum = countNonZero(subImagePtr) | 0;
done = ((sum | 0) === 0 | 0); done = ((sum | 0) == 0 | 0);
} while (!done); } while (!done);
} }
@ -202,6 +203,7 @@ function Skeletonizer(stdlib, foreign, buffer) {
skeletonize: skeletonize skeletonize: skeletonize
}; };
} }
/* @preserve ASM END */
export default Skeletonizer; export default Skeletonizer;
/* eslint-enable eqeqeq*/
/* @preserve ASM END */

39
tasks/uglyasm.js
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@ -11,14 +11,17 @@ module.exports = function(grunt) {
var code = fs.readFileSync('dist/quagga.js', 'utf-8'), var code = fs.readFileSync('dist/quagga.js', 'utf-8'),
minifiedCode = fs.readFileSync('dist/quagga.min.js', 'utf-8'), minifiedCode = fs.readFileSync('dist/quagga.min.js', 'utf-8'),
commentEnd = '/* @preserve ASM END */', commentEnd = '/* @preserve ASM END */',
asmStartIdx = code.indexOf('/* @preserve ASM BEGIN */'), moduleFunctionRegex = /function\s*\((\w+,\s*\w+)\)\s*\{\s*\/\* \@preserve ASM BEGIN \*\//,
asmEndIdx = code.indexOf(commentEnd), commentStartIdx = code.indexOf("/* @preserve ASM BEGIN */"),
asmCode = code.substring(asmStartIdx, asmEndIdx + commentEnd.length), asmEndIdxTmp = code.indexOf(commentEnd),
asmFunctionRegex = /function (\w+)\(\w+,\s*\w+,\s*\w+\)\s*\{\s*"use asm";/, asmEndIdx = code.indexOf("}", asmEndIdxTmp),
asmCodeTmp = code.substring(commentStartIdx - Math.min(500, commentStartIdx),
asmEndIdx + 1),
asmStartIdx = asmCodeTmp.search(moduleFunctionRegex),
asmCode = asmCodeTmp.substring(asmStartIdx),
asmModule, asmModule,
asmModuleName, moduleArg1,
asmCodeMinified, asmCodeMinified;
asmMinifiedModuleName;
asmCodeMinified = asmCode asmCodeMinified = asmCode
.replace(/\s*\/\/.*/g, '') // remove single-line comments .replace(/\s*\/\/.*/g, '') // remove single-line comments
@ -29,27 +32,31 @@ module.exports = function(grunt) {
grunt.log.debug(asmCodeMinified); grunt.log.debug(asmCodeMinified);
asmModule = asmCode.match(asmFunctionRegex); asmModule = moduleFunctionRegex.exec(asmCode);
if (!asmModule) { if (!asmModule) {
grunt.log.error("No ASM module found"); grunt.log.error("No ASM module found");
return; return;
} }
asmModuleName = asmModule[1]; moduleArg1 = asmModule[1];
grunt.log.debug(asmModuleName); grunt.log.debug(moduleArg1);
asmModule = minifiedCode.match(asmFunctionRegex); var insertionPoint = minifiedCode.search(moduleFunctionRegex);
if (!asmModule) { if (insertionPoint === -1) {
grunt.log.error("No ASM module found in minified file"); grunt.log.error("No ASM module found in minified file");
return; return;
} }
grunt.log.debug(insertionPoint);
var insertionPointEnd = minifiedCode.indexOf(commentEnd, insertionPoint);
insertionPointEnd = minifiedCode.indexOf("}", insertionPointEnd) + 1;
asmMinifiedModuleName = asmModule[1]; grunt.log.debug(insertionPointEnd);
grunt.log.debug(asmMinifiedModuleName);
asmCodeMinified = asmCodeMinified.replace(asmModuleName, asmMinifiedModuleName); minifiedCode = minifiedCode.substring(0, insertionPoint)
+ asmCodeMinified
+ minifiedCode.substring(insertionPointEnd);
minifiedCode = minifiedCode.replace(/\/\* @preserve ASM BEGIN \*\/[^]*?\/\* @preserve ASM END \*\//, asmCodeMinified);
fs.writeFileSync('dist/quagga.min.js', minifiedCode); fs.writeFileSync('dist/quagga.min.js', minifiedCode);
grunt.log.ok('dist/quagga.min.js written'); grunt.log.ok('dist/quagga.min.js written');
}); });

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