64 lines
2 KiB
HTML
64 lines
2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>MSE: verify correct frames selected for given position</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="mediasource.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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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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runWithMSE(async (ms, v) => {
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await once(ms, "sourceopen");
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const sb = ms.addSourceBuffer("video/webm");
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let arrayBuffer = await fetchWithXHR("seek.webm");
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let p = once(v, "loadedmetadata");
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// Append entire file covering range [0, 4].
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sb.appendBuffer(new Uint8Array(arrayBuffer));
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await p;
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is(v.currentTime, 0, "currentTime has correct initial value");
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is(v.videoWidth, 320, "videoWidth has correct initial value");
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is(v.videoHeight, 240, "videoHeight has correct initial value");
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arrayBuffer = await fetchWithXHR("seek_lowres.webm");
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// Append initialization segment.
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info("Appending low-res init segment");
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p = once(sb, "updateend");
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sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 438));
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await p;
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info("Appending low-res range [2,4]");
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// Append media segment covering range [2, 4].
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p = once(sb, "updateend");
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sb.appendBuffer(new Uint8Array(arrayBuffer, 51003));
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await p;
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ms.endOfStream();
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info("Seeking to t=3");
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p = Promise.all([once(v, "seeked"), once(v, "resize")]);
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v.currentTime = 3;
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await p;
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is(v.currentTime, 3, "Video currentTime at target");
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is(v.videoWidth, 160, "videoWidth has correct low-res value");
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is(v.videoHeight, 120, "videoHeight has correct low-res value");
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info("Seeking to t=1");
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p = Promise.all([once(v, "seeked"), once(v, "resize")]);
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v.currentTime = 1;
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await p;
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is(v.currentTime, 1, "Video currentTime at target");
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is(v.videoWidth, 320, "videoWidth has correct high-res value");
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is(v.videoHeight, 240, "videoHeight has correct high-res value");
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SimpleTest.finish();
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});
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</script>
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</pre>
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</body>
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</html>
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