gecko-dev/dom/media/mediasource/test/test_DurationUpdated_mp4.html

57 строки
1.8 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>MSE: append data and check that mediasource duration got updated</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="mediasource.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<pre id="test">
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
var durationChangeCount = 0;
runWithMSE(function (ms, v) {
ms.addEventListener("sourceopen", function () {
var sb = ms.addSourceBuffer("video/mp4");
v.addEventListener("durationchange", function () {
durationChangeCount++;
});
fetchWithXHR("bipbop/bipbop2s.mp4", function (arrayBuffer) {
sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 1395));
// Adding the first init segment will fire a durationchange.
once(v, "loadedmetadata")
.then(function() {
ok(true, "got loadedmetadata");
// Set mediasource duration to 0, so future appendBuffer
// will update the mediasource duration.
// Changing the duration will fire a durationchange.
ms.duration = 0;
sb.appendBuffer(new Uint8Array(arrayBuffer, 1395));
// Adding more data will fire durationchange.
once(sb, "updateend")
.then(function() {
ok(true, "got updateend");
// this will not fire durationchange as new duration == old duration
ms.endOfStream();
});
});
});
});
ms.addEventListener("sourceended", function () {
is(durationChangeCount, 3, "durationchange not fired as many times as expected");
is(v.duration, 1.696666, "Video has correct duration");
SimpleTest.finish();
});
});
</script>
</pre>
</body>
</html>