Updated npm-dependencies

Gruntfile.js

@@ -50,7 +50,7 @@ module.exports = function(grunt) {
 
                     "paths" : {
                         "typedefs" : "typedefs",
-                        "gl-matrix": "../node_modules/gl-matrix/dist/gl-matrix"
+                        "gl-matrix": "../node_modules/gl-matrix/dist/gl-matrix-min"
                     }
                 }
             }

README.md

@@ -1,7 +1,7 @@
 quaggaJS
 ========
 
-- [Changelog](#changelog) (2015-08-13)
+- [Changelog](#changelog) (2015-08-29)
 
 ## What is QuaggaJS?
 
@@ -34,10 +34,10 @@ be aligned with the viewport.
 
 In order to take full advantage of quaggaJS, the browser needs to support the
 `getUserMedia` API which is already implemented in recent versions of Firefox,
-Chrome and Opera. The API is also available on their mobile counterparts
-installed on Android. Safari and IE do not allow the access to the camera yet,
-neither on desktop, nor on mobile. You can check [caniuse][caniuse_getusermedia]
-for updates.
+Chrome, IE (Edge) and Opera. The API is also available on their mobile 
+counterparts installed on Android (except IE). Safari does not allow the access
+to the camera yet, neither on desktop, nor on mobile. You can check 
+[caniuse][caniuse_getusermedia] for updates.
 
 In cases where real-time decoding is not needed, or the platform does not
 support `getUserMedia` QuaggaJS is also capable of decoding image-files using
@@ -377,6 +377,10 @@ on the ``singleChannel`` flag in the configuration when using ``decodeSingle``.
 
 ## <a name="changelog">Changelog</a>
 
+### 2015-08-29
+- Improvements
+  - Added support for Internet Explorer (only Edge+ supports `getUserMedia`)
+
 ### 2015-08-13
 - Improvements
   - Added `offProcessed` and `offDetected` methods for detaching event-

karma-integration.conf.js

@@ -6,7 +6,7 @@ module.exports = function(config) {
       'test-main.js',
       'src/typedefs.js',
       {pattern: 'node_modules/async/lib/async.js', included: false},
-      {pattern: 'node_modules/gl-matrix/dist/gl-matrix.js', included: false},
+      {pattern: 'node_modules/gl-matrix/dist/gl-matrix-min.js', included: false},
       {pattern: 'src/*.js', included: false},
       {pattern: 'spec/**/*integration.spec.js', included: false},
       {pattern: 'test/**/*.*', included: false}

karma.conf.js

@@ -6,7 +6,7 @@ module.exports = function(config) {
       'test-main.js',
       'src/typedefs.js',
       {pattern: 'node_modules/async/lib/async.js', included: false},
-      {pattern: 'node_modules/gl-matrix/dist/gl-matrix.js', included: false},
+      {pattern: 'node_modules/gl-matrix/dist/gl-matrix-min.js', included: false},
       {pattern: 'src/*.js', included: false},
       {pattern: 'spec/**/*.js', included: false},
       {pattern: 'test/**/*.*', included: false}

package.json

@@ -1,27 +1,30 @@
 {
   "name": "quagga",
-  "version": "0.6.15",
+  "version": "0.6.16",
   "description": "An advanced barcode-scanner written in JavaScript",
   "main": "lib/quagga.js",
   "browser": "dist/quagga.js",
   "devDependencies": {
-    "async": "^0.9.0",
-    "grunt": "~0.4.5",
-    "grunt-contrib-jshint": "~0.10.0",
-    "grunt-contrib-nodeunit": "~0.4.1",
-    "grunt-contrib-uglify": "~0.5.0",
-    "grunt-karma": "^0.9.0",
+    "async": "^1.4.2",
+    "chai": "^3.2.0",
+    "grunt": "^0.4.5",
+    "grunt-contrib-jshint": "^0.11.3",
+    "grunt-contrib-nodeunit": "^0.4.1",
+    "grunt-contrib-uglify": "^0.9.2",
+    "grunt-karma": "^0.12.1",
     "grunt-requirejs": "^0.4.2",
-    "karma": "latest",
-    "karma-chai": "latest",
-    "karma-chrome-launcher": "^0.1.12",
-    "karma-coverage": "^0.3.1",
-    "karma-mocha": "latest",
-    "karma-phantomjs-launcher": "^0.1.4",
-    "karma-requirejs": "^0.2.2",
+    "karma": "^0.13.9",
+    "karma-chai": "0.1.0",
+    "karma-chrome-launcher": "^0.2.0",
+    "karma-coverage": "^0.5.2",
+    "karma-mocha": "~0.2.0",
+    "karma-phantomjs-launcher": "^0.2.1",
+    "karma-requirejs": "~0.2.2",
     "karma-sinon": "^1.0.4",
-    "karma-sinon-chai": "^0.2.0",
-    "sinon": "^1.12.1"
+    "karma-sinon-chai": "~0.2.0",
+    "mocha": "^2.3.2",
+    "requirejs": "^2.1.20",
+    "sinon": "^1.16.1"
   },
   "directories": {
     "doc": "doc"
@@ -52,7 +55,7 @@
   "author": "Christoph Oberhofer <ch.oberhofer@gmail.com>",
   "license": "MIT",
   "dependencies": {
-    "get-pixels": "^3.2.2",
-    "gl-matrix": "^2.1.0"
+    "get-pixels": "^3.2.3",
+    "gl-matrix": "^2.3.1"
   }
 }

src/quagga.js

@@ -333,10 +333,10 @@ function(InputStream,
 
         blobURL = generateWorkerBlob();
         workerThread.worker = new Worker(blobURL);
-        URL.revokeObjectURL(blobURL);
 
         workerThread.worker.onmessage = function(e) {
             if (e.data.event === 'initialized') {
+                URL.revokeObjectURL(blobURL);
                 workerThread.busy = false;
                 workerThread.imageData = new Uint8Array(e.data.imageData);
                 console.log("Worker initialized");
@@ -345,6 +345,8 @@ function(InputStream,
                 workerThread.imageData = new Uint8Array(e.data.imageData);
                 workerThread.busy = false;
                 publishResult(e.data.result, workerThread.imageData);
+            } else if (e.data.event === 'error') {
+                console.log("Worker error: " + e.data.message);
             }
         };
 
@@ -359,10 +361,13 @@ function(InputStream,
 
     function workerInterface(factory) {
         if (factory) {
+            /* jshint ignore:start */
             var Quagga = factory();
             if (!Quagga) {
+                self.postMessage({'event': 'error', message: 'Quagga could not be created'});
                 return;
             }
+            /* jshint ignore:end */
         }
         /* jshint ignore:start */
         var imageWrapper;

src/typedefs.js

@@ -19,3 +19,12 @@ if (typeof window !== 'undefined') {
     navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;
     window.URL = window.URL || window.webkitURL || window.mozURL || window.msURL;
 }
+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);
+};

test-main.js

@@ -46,7 +46,7 @@ require.config({
     'upc_e_reader': 'src/upc_e_reader',
     'upc_reader': 'src/upc_reader',
     'async': 'node_modules/async/lib/async',
-    'gl-matrix': 'node_modules/gl-matrix/dist/gl-matrix',
+    'gl-matrix': 'node_modules/gl-matrix/dist/gl-matrix-min',
     'result_collector': 'src/result_collector',
     'i2of5_reader': 'src/i2of5_reader'
   },