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<!DOCTYPE HTML>
<html>
<head>
<script type="application/javascript" src="mediaStreamPlayback.js"></script>
</head>
<body>
<pre id="test">
<script type="application/javascript">
createHTML({
title: "getUserMedia Basic Tabshare Test",
bug: "1193075"
});
/**
* Run a test to verify that we can complete a start and stop media playback
* cycle for a tabshare MediaStream on a video HTMLMediaElement.
*
* Additionally, exercise applyConstraints code for tabshare viewport offset.
*/
runTest(function () {
var testVideo = createMediaElement('video', 'testVideo');
return Promise.resolve()
.then(() => pushPrefs(["media.getusermedia.browser.enabled", true]))
.then(() => {
SpecialPowers.wrap(document).notifyUserGestureActivation();
return getUserMedia({
video: { mediaSource: "browser",
scrollWithPage: true },
});
})
.then(stream => {
var playback = new MediaStreamPlayback(testVideo, stream);
return playback.playMedia(false);
})
.then(() => getUserMedia({
video: {
mediaSource: "browser",
viewportOffsetX: 0,
viewportOffsetY: 0,
viewportWidth: 100,
viewportHeight: 100
},
}))
.then(stream => {
var playback = new MediaStreamPlayback(testVideo, stream);
playback.startMedia(false);
return playback.verifyPlaying()
.then(() => Promise.all([
() => testVideo.srcObject.getVideoTracks()[0].applyConstraints({
mediaSource: "browser",
viewportOffsetX: 10,
viewportOffsetY: 50,
viewportWidth: 90,
viewportHeight: 50
}),
() => listenUntil(testVideo, "resize", () => true)
]))
.then(() => playback.verifyPlaying()) // still playing
.then(() => playback.stopTracksForStreamInMediaPlayback())
.then(() => playback.detachFromMediaElement());
});
});
</script>
</pre>
</body>
</html>
|
