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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
|
<!doctype html>
<html>
<head>
<meta charset='utf-8'>
<meta name='timeout' content='long'>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
<script src=/resources/testdriver.js></script>
<script src=/resources/testdriver-vendor.js></script>
<script src='../mediacapture-streams/permission-helper.js'></script>
</head>
<body>
<video id='video1' autoplay></video>
<script src ='routines.js'></script>
<script>
async function waitForMessage(worker, data)
{
while (true) {
const received = await new Promise(resolve => worker.onmessage = (event) => resolve(event.data));
if (data === received)
return;
}
}
async function gatherMetadata(test, kind)
{
worker = new Worker('script-metadata-transform-worker.js');
const data = await new Promise(resolve => worker.onmessage = (event) => resolve(event.data));
assert_equals(data, 'registered');
// Both audio and vido are needed at one time or another
// so asking for both permissions
await setMediaPermission();
const localStream = await navigator.mediaDevices.getUserMedia({[kind]: true});
let sender, receiver;
const senderTransform = new RTCRtpScriptTransform(worker, {name:'sender'});
const receiverTransform = new RTCRtpScriptTransform(worker, {name:'receiver'});
await new Promise((resolve, reject) => {
createConnections(test, (firstConnection) => {
pc1 = firstConnection;
sender = firstConnection.addTrack(localStream.getTracks()[0], localStream);
sender.transform = senderTransform;
}, (secondConnection) => {
pc2 = secondConnection;
secondConnection.ontrack = (trackEvent) => {
receiver = trackEvent.receiver;
receiver.transform = receiverTransform;
resolve(trackEvent.streams[0]);
};
});
test.step_timeout(() => reject('Test timed out'), 5000);
});
let senderBeforeWrite, senderAfterWrite, receiverBeforeWrite, receiverAfterWrite;
while (true) {
const {data} = await new Promise(r => worker.onmessage = r);
if (data.name == 'sender') {
senderBeforeWrite = data;
} else if (data.name == 'receiver') {
receiverBeforeWrite = data;
} else if (data.name == 'sender after write') {
senderAfterWrite = data;
} else if (data.name == 'receiver after write') {
receiverAfterWrite = data;
}
if (senderBeforeWrite &&
senderAfterWrite &&
receiverBeforeWrite &&
receiverAfterWrite) {
return {
senderBeforeWrite,
senderAfterWrite,
receiverBeforeWrite,
receiverAfterWrite
};
}
}
}
promise_test(async (test) => {
const data = await gatherMetadata(test, 'audio');
assert_equals(typeof data.senderBeforeWrite.timestamp, 'number');
assert_not_equals(data.senderBeforeWrite.timestamp, 0);
assert_equals(data.senderBeforeWrite.timestamp,
data.senderAfterWrite.timestamp,
'timestamp matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.timestamp,
data.receiverBeforeWrite.timestamp,
'timestamp matches (for sender and receiver)');
assert_equals(data.receiverBeforeWrite.timestamp,
data.receiverAfterWrite.timestamp,
'timestamp matches (for receiver before and after write)');
}, 'audio metadata: timestamp');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'audio');
assert_equals(typeof data.senderBeforeWrite.metadata.synchronizationSource, 'number');
assert_not_equals(data.senderBeforeWrite.metadata.synchronizationSource, 0);
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.senderAfterWrite.metadata.synchronizationSource,
'ssrc matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.receiverBeforeWrite.metadata.synchronizationSource,
'ssrc matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.receiverAfterWrite.metadata.synchronizationSource,
'ssrc matches (for receiver before and after write)');
}, 'audio metadata: synchronizationSource');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'audio');
assert_equals(typeof data.senderBeforeWrite.metadata.payloadType, 'number');
assert_equals(data.senderBeforeWrite.metadata.payloadType,
data.senderAfterWrite.metadata.payloadType,
'payload type matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.payloadType,
data.receiverBeforeWrite.metadata.payloadType,
'payload type matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.payloadType,
data.receiverAfterWrite.metadata.payloadType,
'payload type matches (for receiver before and after write)');
}, 'audio metadata: payloadType');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'audio');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.senderAfterWrite.metadata.contributingSources,
'csrcs are arrays, and match (for sender before and after write)');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.receiverBeforeWrite.metadata.contributingSources,
'csrcs are arrays, and match');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.receiverAfterWrite.metadata.contributingSources,
'csrcs are arrays, and match (for receiver before and after write)');
}, 'audio metadata: contributingSources');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'audio');
assert_equals(typeof data.receiverBeforeWrite.metadata.sequenceNumber,
'number');
assert_equals(data.receiverBeforeWrite.metadata.sequenceNumber,
data.receiverAfterWrite.metadata.sequenceNumber,
'sequenceNumber matches (for receiver before and after write)');
// spec says sequenceNumber exists only for incoming audio frames
assert_equals(data.senderBeforeWrite.metadata.sequenceNumber, undefined);
assert_equals(data.senderAfterWrite.metadata.sequenceNumber, undefined);
}, 'audio metadata: sequenceNumber');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.timestamp, 'number');
assert_equals(data.senderBeforeWrite.timestamp,
data.senderAfterWrite.timestamp,
'timestamp matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.timestamp,
data.receiverBeforeWrite.timestamp,
'timestamp matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.timestamp,
data.receiverAfterWrite.timestamp,
'timestamp matches (for receiver before and after write)');
}, 'video metadata: timestamp');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.metadata.synchronizationSource,
'number');
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.senderAfterWrite.metadata.synchronizationSource,
'ssrc matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.receiverBeforeWrite.metadata.synchronizationSource,
'ssrc matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.synchronizationSource,
data.receiverAfterWrite.metadata.synchronizationSource,
'ssrc matches (for receiver before and after write)');
}, 'video metadata: ssrc');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.senderAfterWrite.metadata.contributingSources,
'csrcs are arrays, and match (for sender before and after write)');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.receiverBeforeWrite.metadata.contributingSources,
'csrcs are arrays, and match');
assert_array_equals(data.senderBeforeWrite.metadata.contributingSources,
data.receiverAfterWrite.metadata.contributingSources,
'csrcs are arrays, and match (for receiver before and after write)');
}, 'video metadata: csrcs');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.metadata.height, 'number');
assert_equals(data.senderBeforeWrite.metadata.height,
data.senderAfterWrite.metadata.height,
'height matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.height,
data.receiverBeforeWrite.metadata.height,
'height matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.height,
data.receiverAfterWrite.metadata.height,
'height matches (for receiver before and after write)');
assert_equals(typeof data.senderBeforeWrite.metadata.width, 'number');
assert_equals(data.senderBeforeWrite.metadata.width,
data.senderAfterWrite.metadata.width,
'width matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.width,
data.receiverBeforeWrite.metadata.width,
'width matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.width,
data.receiverAfterWrite.metadata.width,
'width matches (for receiver before and after write)');
}, 'video metadata: width and height');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.metadata.spatialIndex,
'number');
assert_equals(data.senderBeforeWrite.metadata.spatialIndex,
data.senderAfterWrite.metadata.spatialIndex,
'spatialIndex matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.spatialIndex,
data.receiverBeforeWrite.metadata.spatialIndex,
'spatialIndex matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.spatialIndex,
data.receiverAfterWrite.metadata.spatialIndex,
'spatialIndex matches (for receiver before and after write)');
assert_equals(typeof data.senderBeforeWrite.metadata.temporalIndex,
'number');
assert_equals(data.senderBeforeWrite.metadata.temporalIndex,
data.senderAfterWrite.metadata.temporalIndex,
'temporalIndex matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.metadata.temporalIndex,
data.receiverBeforeWrite.metadata.temporalIndex,
'temporalIndex matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.metadata.temporalIndex,
data.receiverAfterWrite.metadata.temporalIndex,
'temporalIndex matches (for receiver before and after write)');
}, 'video metadata: spatial and temporal index');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_array_equals(data.senderBeforeWrite.metadata.dependencies,
data.senderAfterWrite.metadata.dependencies,
'dependencies are arrays, and match (for sender before and after write)');
assert_array_equals(data.senderBeforeWrite.metadata.dependencies,
data.receiverBeforeWrite.metadata.dependencies,
'dependencies are arrays, and match (for sender and receiver)');
assert_array_equals(data.senderBeforeWrite.metadata.dependencies,
data.receiverAfterWrite.metadata.dependencies,
'dependencies are arrays, and match (for receiver before and after write)');
}, 'video metadata: dependencies');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.metadata.frameId, 'number');
assert_equals(data.senderBeforeWrite.metadata.frameId,
data.senderAfterWrite.metadata.frameId,
'frameId matches (for sender before and after write)');
assert_true(data.senderBeforeWrite.metadata.frameId == data.receiverBeforeWrite.metadata.frameId ||
data.receiverBeforeWrite.metadata.frameId == undefined,
'frameId matches (for sender and receiver)');
assert_equals(data.receiverBeforeWrite.metadata.frameId,
data.receiverAfterWrite.metadata.frameId,
'frameId matches (for receiver before and after write)');
}, 'video metadata: frameId');
promise_test(async (test) => {
const data = await gatherMetadata(test, 'video');
assert_equals(typeof data.senderBeforeWrite.type, 'string');
assert_true(data.senderBeforeWrite.type == 'key' || data.senderBeforeWrite.type == 'delta');
assert_equals(data.senderBeforeWrite.type,
data.senderAfterWrite.type,
'type matches (for sender before and after write)');
assert_equals(data.senderBeforeWrite.type,
data.receiverBeforeWrite.type,
'type matches (for sender and receiver)');
assert_equals(data.senderBeforeWrite.type,
data.receiverAfterWrite.type,
'type matches (for receiver before and after write)');
}, 'video metadata: type');
</script>
</body>
</html>
|
