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| (Empty) |
| 1 <html> | |
| 2 <head> | |
| 3 <title>drawing <video> to <canvas></title> | |
| 4 <!-- TODO(foolip): Convert test to testharness.js. crbug.com/588956 | |
| 5 (Please avoid writing new tests using video-test.js) --> | |
| 6 <script src=../http/tests/media/video-test.js></script> | |
| 7 | |
| 8 <script> | |
| 9 var ctx; | |
| 10 var results = { | |
| 11 current: 0, | |
| 12 values: [ | |
| 13 { time:0, r:255, g:255, b:0 }, | |
| 14 { time:2, r:8, g:0, b:226 }, | |
| 15 { time:4, r:0, g:24, b:197 }, | |
| 16 { time:6, r:0, g:46, b:166 }, | |
| 17 { time:8, r:0, g:66, b:136 }, | |
| 18 { time:10, r:0, g:85, b:112 }, | |
| 19 ] | |
| 20 }; | |
| 21 | |
| 22 var width; | |
| 23 var height; | |
| 24 | |
| 25 function testPixel() | |
| 26 { | |
| 27 var expected = results.values[results.current]; | |
| 28 if (expected.time) | |
| 29 ctx.drawImage(video, 0, 0, width, height); | |
| 30 | |
| 31 var frame = ctx.getImageData(0, 0, width, height); | |
| 32 r = frame.data[4 * 2 * width + 16 + 0]; | |
| 33 g = frame.data[4 * 2 * width + 16 + 1]; | |
| 34 b = frame.data[4 * 2 * width + 16 + 2]; | |
| 35 | |
| 36 testExpected("r", expected.r); | |
| 37 testExpected("g", expected.g); | |
| 38 testExpected("b", expected.b); | |
| 39 | |
| 40 if (++results.current >= results.values.length) | |
| 41 endTest(); | |
| 42 else | |
| 43 setTimeout(testFrame, 0); | |
| 44 } | |
| 45 | |
| 46 function testFrame() | |
| 47 { | |
| 48 video.pause(); | |
| 49 consoleWrite(""); | |
| 50 var expected = results.values[results.current]; | |
| 51 if (expected.time) | |
| 52 run("video.currentTime = " + expected.time); | |
| 53 setTimeout(testPixel, 100); | |
| 54 } | |
| 55 | |
| 56 function loadedmetadata() | |
| 57 { | |
| 58 width = video.videoWidth / 2; | |
| 59 height = video.videoHeight / 2; | |
| 60 | |
| 61 ctx = canvas.getContext("2d"); | |
| 62 ctx.fillStyle = 'yellow'; | |
| 63 ctx.fillRect(0, 0, width, height); | |
| 64 testFrame(); | |
| 65 } | |
| 66 | |
| 67 function start() | |
| 68 { | |
| 69 findMediaElement(); | |
| 70 canvas = document.getElementsByTagName('canvas')[0]; | |
| 71 waitForEvent('loadedmetadata', loadedmetadata); | |
| 72 run("video.src = 'content/counting.mp4'"); | |
| 73 } | |
| 74 </script> | |
| 75 </head> | |
| 76 | |
| 77 <body onload="start()" > | |
| 78 | |
| 79 <div> | |
| 80 <video controls></video> | |
| 81 <canvas width="160" height="120" ></canvas> | |
| 82 </div> | |
| 83 | |
| 84 <p>Test <video> as a source for <canvas>.</p> | |
| 85 | |
| 86 </body> | |
| 87 </html> | |
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Chromium Code Reviews
Issue 2114243002:
Convert audio*, media* and video* tests to testharness.js (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master