| OLD | NEW |
|---|
| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="../../resources/js-test.js"></script> |
| 5 </head> |
| 6 <body> |
| 7 <p id="description"></p> |
| 8 <div id="console"></div> |
| 9 <canvas id="canvas_source"></canvas> |
| 10 <script> |
| 11 description("Exercises the potential events on CanvasCaptureMediaStream."); |
| 12 |
| 13 var canvas = document.getElementById('canvas_source'); |
| 14 var stream; |
| 15 var track; |
| 16 |
| 17 function onVideoPlay() { |
| 18 testPassed('Video play callback succeeded.'); |
| 19 drawToCanvas(canvas); |
| 20 }; |
| 21 |
| 22 function onVideoCanPlayThrough() { |
| 23 testPassed('Video canplaythrough callback succeeded.'); |
| 24 finishJSTest(); |
| 25 }; |
| 26 |
| 27 function drawToCanvas(canvas) { |
| 28 testPassed('Drawing to canvas.'); |
| 29 var ctx = canvas.getContext("2d"); |
| 30 ctx.strokeStyle="#FF0204"; |
| 31 ctx.beginPath(); |
| 32 ctx.moveTo(0,0); |
| 33 ctx.lineTo(100, 100); |
| 34 ctx.stroke(); |
| 35 } |
| 36 |
| 37 function gotStream() { |
| 38 shouldBe('stream.getVideoTracks().length', '1'); |
| 39 track = stream.getVideoTracks()[0]; |
| 40 shouldBeEqualToString('track.readyState', 'live'); |
| 41 |
| 42 var video = document.createElement('video'); |
| 43 try { |
| 44 video.src = window.URL.createObjectURL(stream); |
| 45 testPassed('Plugged stream to video tag.'); |
| 46 } catch(e) { |
| 47 testFailed('Exception plugging stream to <video>: ' + e); |
| 48 finishJSTest(); |
| 49 } |
| 50 video.addEventListener("play", onVideoPlay); |
| 51 video.addEventListener("canplaythrough", onVideoCanPlayThrough); |
| 52 video.play(); |
| 53 }; |
| 54 |
| 55 try { |
| 56 stream = canvas.captureStream(); |
| 57 testPassed('Got a stream from canvas.'); |
| 58 } catch (e) { |
| 59 testFailed('Exception calling captureStream(): ' + e); |
| 60 finishJSTest(); |
| 61 } |
| 62 gotStream(); |
| 63 |
| 64 window.jsTestIsAsync = true; |
| 65 window.successfullyParsed = true; |
| 66 </script> |
| 67 </body> |
| 68 </html> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1467103003:
Basic use implementation for MediaStream from Canvas: captureStream() (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master