videocontext - npm Package Compare versions

Comparing version 0.8.0 to 0.9.0

doc/coverage.json

@@ -33,3 +33,3 @@ {
       "undocumentLines": [
-        713,
+        719,
         39
@@ -36,0 +36,0 @@ ]

doc/package.json

 {
   "name": "videocontext",
-  "version": "0.7.0",
+  "version": "0.8.0",
   "description": "A WebGL & HTML5 graph based video composition library",
@@ -5,0 +5,0 @@ "contributors": [

package.json

 {
   "name": "videocontext",
-  "version": "0.8.0",
+  "version": "0.9.0",
   "description": "A WebGL & HTML5 graph based video composition library",
@@ -5,0 +5,0 @@ "contributors": [

src/SourceNodes/imagenode.js

@@ -13,3 +13,2 @@ //Matthew Shotton, R&D User Experience,© BBC 2015
         if (this._element !== undefined){
-            this._triggerCallbacks("loaded");
             return;
@@ -16,0 +15,0 @@ }

src/SourceNodes/videonode.js

@@ -25,3 +25,3 @@ //Matthew Shotton, R&D User Experience,© BBC 2015
     _load(){
-        super._load();
+        //super._load();
         if (this._element !== undefined){
@@ -36,5 +36,5 @@ this._element.loop = this._loopElement;
                 }
+                if(this._ready !== true) this._triggerCallbacks("loaded");
                 this._ready = true;
                 this._playbackRateUpdated = true;
-                this._triggerCallbacks("loaded");
 
@@ -52,3 +52,3 @@ } else{
             this._playbackRateUpdated = true;
-
+            this._triggerCallbacks("load");
         }
@@ -55,0 +55,0 @@ this._element.currentTime = this._sourceOffset;

src/videocontext.js

@@ -41,7 +41,7 @@ //Matthew Shotton, R&D User Experience,© BBC 2015
     /**
-    * Initialise the VideoContext and render to the specific canvas.
+    * Initialise the VideoContext and render to the specific canvas. A 2nd parameter can be passed to the constructor which is a function that get's called if the VideoContext fails to initialise.
     * 
     * @example
     * var canvasElement = document.getElemenyById("canvas");
-    * var ctx = new VideoContext(canvasElement);
+    * var ctx = new VideoContext(canvasElement, function(){console.error("Sorry, your browser dosen\'t support WebGL");});
     * var videoNode = ctx.createVideoSourceNode("video.mp4");
@@ -54,5 +54,11 @@ * videoNode.connect(ctx.destination);
     */
-    constructor(canvas){
+    constructor(canvas, initErrorCallback){
         this._canvas = canvas;
         this._gl = canvas.getContext("experimental-webgl", { preserveDrawingBuffer: true, alpha: false });
+        if(this._gl === null){
+            console.error("Failed to intialise WebGL.");
+            if(initErrorCallback)initErrorCallback();
+            return;
+        }
+
         this._renderGraph = new RenderGraph();
@@ -59,0 +65,0 @@ this._sourceNodes = [];

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Improved metrics

Total package byte prevSize

8701036

increased by0.24%

Lines of code

192782

increased by0.23%

No dependency changes