73 lines
2.2 KiB
HTML
73 lines
2.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test that a MediaStream captured from one element plays back in another</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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var manager = new MediaTestManager;
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function checkDrawImage(vout) {
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var canvas = document.createElement("canvas");
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var ctx = canvas.getContext("2d");
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ctx.drawImage(vout, 0, 0);
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var imgData = ctx.getImageData(0, 0, 1, 1);
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is(imgData.data[3], 255, "Check video frame pixel has been drawn");
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}
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function isGreaterThanOrEqualEps(a, b, msg) {
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ok(a >= b - 0.01,
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"Got " + a + ", expected at least " + b + "; " + msg);
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}
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function startTest(test, token) {
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manager.started(token);
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var v = document.createElement('video');
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var vout = document.createElement('video');
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vout.token = token;
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v.src = test.name;
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v.preload = "metadata"
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var stream;
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var checkEnded = function() {
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// We know the video time won't match up to the stream time
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// is(stream.currentTime, vout.currentTime, test.name + " stream final currentTime");
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if (test.duration) {
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isGreaterThanOrEqualEps(vout.currentTime, test.duration,
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test.name + " current time at end");
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}
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is(vout.readyState, vout.HAVE_CURRENT_DATA, test.name + " checking readyState");
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ok(vout.ended, test.name + " checking playback has ended");
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if (test.type.match(/^video/)) {
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checkDrawImage(vout);
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}
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vout.parentNode.removeChild(vout);
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URL.revokeObjectURL(vout.src);
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manager.finished(vout.token);
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};
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vout.addEventListener("ended", checkEnded, false);
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document.body.appendChild(vout);
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v.onloadedmetadata = function () {
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stream = v.mozCaptureStreamUntilEnded();
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is(stream.currentTime, 0, test.name + " stream initial currentTime");
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vout.src = URL.createObjectURL(stream);
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v.play();
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vout.play();
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};
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}
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manager.runTests([getPlayableVideo(gSmallTests)], startTest);
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</script>
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</pre>
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</body>
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</html>
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