LayoutTests/imported/web-platform-tests/mediacapture-streams/stream-api/introduction/disabled-video-black.html - Issue 560893005: First checked-in import of the W3C's test suites.

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Issue 560893005: First checked-in import of the W3C's test suites. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: add new expectations for newly failing w3c tests Created 6 years, 3 months ago

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	1 <!doctype html>

	2 <html>

	3 <head>

	4 <title>A disabled video track is rendered as blackness</title>

	5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/>

	6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#in troduction">

	7 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#me diastreams-as-media-elements">

	8 <link rel='stylesheet' href='../../../../../resources/testharness.css' media='al l'/>

	9 </head>

	10 <body>

	11 <p class="instructions" style="display:none">When prompted, accept to share your video stream.</p>

	12 <h1 class="instructions" style="display:none">Description</h1>

	13 <p class="instructions" style="display:none">This test checks that a disabled vi deo track in a

	14 MediaStream is rendered as blackness.</p>

	15 <video id="vid"></video>

	16

	17 <div id='log'></div>

	18 <script src=../../../../../resources/testharness.js></script>

	19 <script src=../../../../../resources/testharnessreport.js></script>

	20 <script src="../../../../../resources/vendor-prefix.js" data-prefixed-objects='[ {"ancestors":["navigator"], "name":"getUserMedia"}]' data-prefixed-prototypes='[ {"ancestors":["HTMLMediaElement"],"name":"srcObject"}]'></script>

	21 <script>

	22 var vid = document.getElementById("vid");

	23 var cv = document.createElement("canvas");

	24 var t = async_test("Tests that a disabled video track in a MediaStream is render ed as blackness", {timeout: 10000});

	25 t.step(function() {

	26 navigator.getUserMedia(

	27 {video: true},

	28 t.step_func(function (stream) {

	29 var testOncePlaying = function() {

	30 if (stream.getVideoTracks()[0].enabled) {

	31 stream.getVideoTracks()[0].enabled = false;

	32 return;

	33 }

	34

	35 vid.removeEventListener("timeupdate", testOncePlaying, false);

	36 cv.width = vid.offsetWidth;

	37 cv.height = vid.offsetHeight;

	38 var ctx = cv.getContext("2d");

	39 ctx.drawImage(vid,0,0);

	40 var imageData = ctx.getImageData(0, 0, cv.width, cv.height);

	41 for (var i = 0; i < imageData.data.length; i+=4) {

	42 assert_equals(imageData.data[i], 0, "No red component in pixel #" + i);

	43 assert_equals(imageData.data[i + 1], 0, "No green component in pixel #" + i);

	44 assert_equals(imageData.data[i + 2], 0, "No blue component in pixel #" + i);

	45 assert_equals(imageData.data[i + 3], 255, "No transparency in pixel #" + i);

	46 }

	47 t.done();

	48 }

	49 vid.srcObject = stream;

	50 vid.play();

	51 vid.addEventListener("timeupdate", t.step_func(testOncePlaying), false);

	52 }),

	53 function(error) {});

	54 });

	55 </script>

	56 </body>

	57 </html>

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