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
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
<!doctype html>
<html>
<head>
<title>MediaRecorder events and exceptions</title>
<meta name=timeout content=long>
<meta name=variant content="?mimeType=''">
<meta name=variant content="?mimeType=video/webm;codecs=vp8,opus">
<meta name=variant content="?mimeType=video/webm;codecs=vp9,opus">
<meta name=variant content="?mimeType=video/webm;codecs=av1,opus">
<meta name=variant content="?mimeType=video/mp4;codecs=avc1.64003E,mp4a.40.2">
<meta name=variant content="?mimeType=video/mp4;codecs=avc3.64003E,mp4a.40.2">
<meta name=variant content="?mimeType=video/mp4;codecs=vp9,opus">
<meta name=variant content="?mimeType=video/mp4;codecs=av01,opus">
<meta name=variant content="?mimeType=video/mp4;codecs=av01,mp4a.40.2">
<meta name=variant content="?mimeType=video/mp4;codecs=hvc1.1.6.L186.B0,opus">
<meta name=variant content="?mimeType=video/mp4;codecs=hev1.1.6.L186.B0,opus">
<meta name=variant content="?mimeType=video/mp4;codecs=hvc1.1.6.L186.B0,mp4a.40.2">
<meta name=variant content="?mimeType=video/mp4;codecs=hev1.1.6.L186.B0,mp4a.40.2">
<meta name=variant content="?mimeType=video/x-matroska;codecs=hvc1.1.6.L186.B0,opus">
<meta name=variant content="?mimeType=video/x-matroska;codecs=hev1.1.6.L186.B0,opus">
<meta name=variant content="?mimeType=video/mp4">
<link rel="help" href="https://w3c.github.io/mediacapture-record/MediaRecorder.html#mediarecorder">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="utils/sources.js"></script>
</head>
<body>
<script>
// This test exercises the MediaRecorder API event sequence:
// onStart -> onPause -> onResume -> onDataAvailable -> onStop
// verifying the |state| and a few exceptions that are supposed to be thrown
// when doing the wrong thing.
async_test(test => {
recorderOnUnexpectedEvent = test.step_func(() => {
assert_unreached('Unexpected event.');
});
recorderOnDataAvailable = test.step_func(event => {
assert_equals(recorder.state, "inactive");
assert_not_equals(event.data.size, 0, 'We should get a Blob with data');
});
recorderOnStop = test.step_func(function() {
assert_equals(recorder.state, "inactive");
recorder.onstop = recorderOnUnexpectedEvent;
recorder.stop();
assert_equals(recorder.state, "inactive", "stop() is idempotent");
assert_throws_dom("InvalidStateError", function() { recorder.pause() },
"recorder cannot be pause()ed in |inactive| state");
assert_throws_dom("InvalidStateError", function() { recorder.resume() },
"recorder cannot be resume()d in |inactive| state");
assert_throws_dom("InvalidStateError", function() { recorder.requestData() },
"cannot requestData() if recorder is in |inactive| state");
test.done();
});
recorderOnResume = test.step_func(function() {
assert_equals(recorder.state, "recording");
recorder.onresume = recorderOnUnexpectedEvent;
recorder.onstop = recorderOnStop;
recorder.stop();
});
recorderOnPause = test.step_func(function() {
assert_equals(recorder.state, "paused");
recorder.onpause = recorderOnUnexpectedEvent;
recorder.onresume = recorderOnResume;
recorder.resume();
});
recorderOnStart = test.step_func(function() {
assert_equals(recorder.state, "recording");
recorder.onstart = recorderOnUnexpectedEvent;
recorder.onpause = recorderOnPause;
recorder.pause();
});
const { stream } = createFlowingVideoStream(test);
assert_equals(stream.getAudioTracks().length, 0);
assert_equals(stream.getVideoTracks().length, 1);
assert_equals(stream.getVideoTracks()[0].readyState, 'live');
assert_throws_dom("NotSupportedError",
function() {
new MediaRecorder(
new MediaStream(), {mimeType : "video/invalid"});
},
"recorder should throw() with unsupported mimeType");
const params = new URLSearchParams(window.location.search);
const mimeType = params.get('mimeType');
if (mimeType && !MediaRecorder.isTypeSupported(mimeType)) {
test.done();
return;
}
const recorder = new MediaRecorder(new MediaStream(), { mimeType });
assert_equals(recorder.state, "inactive");
recorder.stop();
assert_equals(recorder.state, "inactive", "stop() is idempotent");
assert_throws_dom("InvalidStateError", function(){recorder.pause()},
"recorder cannot be pause()ed in |inactive| state");
assert_throws_dom("InvalidStateError", function(){recorder.resume()},
"recorder cannot be resume()d in |inactive| state");
assert_throws_dom("InvalidStateError", function(){recorder.requestData()},
"cannot requestData() if recorder is in |inactive| state");
assert_throws_dom("NotSupportedError",
function() {
recorder.start();
},
"recorder should throw() when starting with inactive stream");
recorder.stream.addTrack(stream.getTracks()[0]);
recorder.onstop = recorderOnUnexpectedEvent;
recorder.onpause = recorderOnUnexpectedEvent;
recorder.onresume = recorderOnUnexpectedEvent;
recorder.onerror = recorderOnUnexpectedEvent;
recorder.ondataavailable = recorderOnDataAvailable;
recorder.onstart = recorderOnStart;
recorder.start();
assert_equals(recorder.state, "recording");
});
</script>
|
