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<!DOCTYPE html>
<html><head>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
<title>MSE: Don't get stuck buffering for too long when we have frames to show</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();
// This test loads partial video, plays and waits until playback stalls.
// It then loads only 3 frames of a video at higher resolution.
var receivedSourceOpen = false;
runWithMSE(function(ms, v) {
ms.addEventListener("sourceopen", function() {
ok(true, "Receive a sourceopen event");
ok(!receivedSourceOpen, "Should only receive one sourceopen for this test");
receivedSourceOpen = true;
var sb = ms.addSourceBuffer("video/mp4");
ok(sb, "Create a SourceBuffer");
// Log events for debugging.
var events = ["suspend", "play", "canplay", "canplaythrough", "loadstart", "loadedmetadata",
"loadeddata", "playing", "ended", "error", "stalled", "emptied", "abort",
"waiting", "pause", "durationchange", "seeking", "seeked"];
function logEvent(e) {
var v = e.target;
info("got " + e.type + " event");
}
events.forEach(function(e) {
v.addEventListener(e, logEvent, false);
});
sb.addEventListener('error', (e) => { ok(false, "Got Error: " + e); SimpleTest.finish(); });
fetchAndLoad(sb, 'bipbop/bipbop', ['init'], '.mp4')
.then(function() {
var promises = [];
promises.push(fetchAndLoad(sb, 'bipbop/bipbop', range(1,3), '.m4s'));
promises.push(once(v, "loadeddata"));
return Promise.all(promises);
}).then(function() {
is(sb.buffered.length, 1, "continuous range");
v.play();
// We have nothing to play, waiting will be fired.
return waitUntilTime(v, 1.5);
}).then(function() {
return fetchAndLoad(sb, 'bipbop/bipbop_480_624kbps-video', ['init'], '.mp4');
}).then(function() {
sb.timestampOffset = 1.601666; // End of the video track buffered - time of first video sample (0.095).
sb.appendWindowEnd = 1.796677; // Only allow room for three extra video frames (we need 3 as this video has b-frames).
return fetchAndLoad(sb, 'bipbop/bipbop_480_624kbps-video', ['1'], '.m4s');
}).then(function() {
ms.endOfStream();
var promises = [];
promises.push(once(ms, "sourceended"));
promises.push(once(v, "playing"));
promises.push(once(v, "ended"));
return Promise.all(promises);
}).then(function() {
if(v.width, 640, "has proper width");
if(v.height, 480, "has proper height");
SimpleTest.finish();
});
});
});
</script>
</pre>
</body>
</html>
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