1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
<!DOCTYPE HTML>
<html>
<head>
<title>MSE: Check that playback only starts once we have data at time = 0</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();
runWithMSE(function(ms, el) {
el.controls = true;
el.addEventListener("loadeddata", function() {
ok(el.buffered.length > 0, "data is buffered");
is(el.buffered.start(0), 0, "must fire loadeddata when data has been loaded");
is(el.currentTime, 0, "must fire loadeddata at start");
});
el.addEventListener("playing", function() {
ok(el.buffered.length > 0, "data is buffered");
is(el.buffered.start(0), 0, "must fire playing when data has been loaded");
ok(el.currentTime >= 0, "must have started playback");
});
once(ms, 'sourceopen').then(function() {
ok(true, "Receive a sourceopen event");
var videosb = ms.addSourceBuffer("video/mp4");
is(el.readyState, el.HAVE_NOTHING, "readyState is HAVE_NOTHING");
fetchAndLoad(videosb, 'bipbop/bipbop_video', ['init'], '.mp4')
.then(once.bind(null, el, "loadedmetadata"))
.then(function() {
videosb.appendWindowStart = 2;
videosb.appendWindowEnd = 4;
is(el.readyState, el.HAVE_METADATA, "readyState is HAVE_METADATA");
// Load [2.4, 3.968344). 2.4 as it's the first keyframe after 2s and
// 3.968344 as the last frame ends after 4s.
return fetchAndLoad(videosb, 'bipbop/bipbop_video', range(1, 8), '.m4s');
})
.then(function() {
is(el.readyState, el.HAVE_METADATA, "readyState is HAVE_METADATA");
// test that appendWindowEnd did its job.
ok(el.buffered.start(0) >= 2, "no data can be found prior appendWindowStart");
ok(el.buffered.end(el.buffered.length-1) <= 4, "no data can be found beyond appendWindowEnd");
el.play();
return once(el, "play");
})
.then(function() {
videosb.appendWindowStart = 0;
var promises = [];
// Load [0, 3.971666).
promises.push(fetchAndLoad(videosb, 'bipbop/bipbop_video', range(1, 8), '.m4s'));
// playback can only start now.
promises.push(once(el, "playing"));
return Promise.all(promises);
})
.then(function() {
ok(true, "playing");
SimpleTest.finish();
});
});
});
</script>
</pre>
</body>
</html>
|
