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<!DOCTYPE HTML>
<html>
<head>
<title>MSE: verify correct frames selected for given position</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 updateCount = 0;
var targets = [{ currentTime: 3, videoWidth: 160, videoHeight: 120 },
{ currentTime: 2, videoWidth: 160, videoHeight: 120 },
{ currentTime: 0, videoWidth: 320, videoHeight: 240 }];
var target;
var lowResBuffer;
runWithMSE(function (ms, v) {
ms.addEventListener("sourceopen", function () {
var sb = ms.addSourceBuffer("video/webm");
fetchWithXHR("seek.webm")
.then(function (arrayBuffer) {
var p = once(v, 'loadedmetadata');
// Append entire file covering range [0, 4].
sb.appendBuffer(new Uint8Array(arrayBuffer));
return p;
}).then(function() {
is(v.currentTime, 0, "currentTime has correct initial value");
is(v.videoWidth, 320, "videoWidth has correct initial value");
is(v.videoHeight, 240, "videoHeight has correct initial value");
return fetchWithXHR("seek_lowres.webm");
}).then(function (arrayBuffer) {
// Append initialization segment.
var p = once(sb, 'updateend');
info("Appending low-res init segment");
sb.appendBuffer(new Uint8Array(arrayBuffer, 0, 438));
lowResBuffer = arrayBuffer;
return p;
}).then(function() {
var p = once(sb, 'updateend');
info("Appending low-res range [2,4]");
// Append media segment covering range [2, 4].
sb.appendBuffer(new Uint8Array(lowResBuffer, 51003));
return p;
}).then(function() {
ms.endOfStream();
var p = Promise.all([once(v, 'seeked'), once(v, 'resize')]);
info("Seeking to t=3");
v.currentTime = 3;
return p;
}).then(function() {
is(v.currentTime, 3, "Video currentTime at target");
is(v.videoWidth, 160, "videoWidth has correct low-res value");
is(v.videoHeight, 120, "videoHeight has correct low-res value");
var p = Promise.all([once(v, 'seeked'), once(v, 'resize')]);
info("Seeking to t=1");
v.currentTime = 1;
return p;
}).then(function() {
is(v.currentTime, 1, "Video currentTime at target");
is(v.videoWidth, 320, "videoWidth has correct high-res value");
is(v.videoHeight, 240, "videoHeight has correct high-res value");
SimpleTest.finish();
});
});
});
</script>
</pre>
</body>
</html>
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