зеркало из https://github.com/mozilla/gecko-dev.git
125 строки
7.3 KiB
HTML
125 строки
7.3 KiB
HTML
<!DOCTYPE html>
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<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
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<meta charset="utf-8">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="mediasource-util.js"></script>
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<script>
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
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sourceBuffer.appendBuffer(initSegment);
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test.expectEvent(sourceBuffer.audioTracks, "addtrack", "sourceBuffer.audioTracks addtrack event");
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test.expectEvent(sourceBuffer.videoTracks, "addtrack", "sourceBuffer.videoTracks addtrack event");
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test.expectEvent(mediaElement.audioTracks, "addtrack", "mediaElement.audioTracks addtrack event");
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test.expectEvent(mediaElement.videoTracks, "addtrack", "mediaElement.videoTracks addtrack event");
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test.expectEvent(mediaElement, "loadedmetadata", "loadedmetadata done.");
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test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
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test.waitForExpectedEvents(function()
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{
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assert_equals(sourceBuffer.videoTracks.length, 1, "videoTracks.length");
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assert_equals(sourceBuffer.videoTracks[0].kind, "main", "videoTrack.kind");
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assert_equals(sourceBuffer.videoTracks[0].label, "", "videoTrack.label");
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assert_equals(sourceBuffer.videoTracks[0].language, "eng", "videoTrack.language");
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assert_equals(sourceBuffer.videoTracks[0].sourceBuffer, sourceBuffer, "videoTrack.sourceBuffer");
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// The first video track is selected by default.
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assert_true(sourceBuffer.videoTracks[0].selected, "sourceBuffer.videoTracks[0].selected");
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assert_equals(sourceBuffer.audioTracks.length, 1, "audioTracks.length");
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assert_equals(sourceBuffer.audioTracks[0].kind, "main", "audioTrack.kind");
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assert_equals(sourceBuffer.audioTracks[0].label, "", "audioTrack.label");
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assert_equals(sourceBuffer.audioTracks[0].language, "eng", "audioTrack.language");
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assert_equals(sourceBuffer.audioTracks[0].sourceBuffer, sourceBuffer, "audioTrack.sourceBuffer");
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// The first audio track is enabled by default.
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assert_true(sourceBuffer.audioTracks[0].enabled, "sourceBuffer.audioTracks[0].enabled");
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assert_not_equals(sourceBuffer.audioTracks[0].id, sourceBuffer.videoTracks[0].id, "track ids must be unique");
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assert_equals(mediaElement.videoTracks.length, 1, "videoTracks.length");
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assert_equals(mediaElement.videoTracks[0], sourceBuffer.videoTracks[0], "mediaElement.videoTrack == sourceBuffer.videoTrack");
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assert_equals(mediaElement.audioTracks.length, 1, "audioTracks.length");
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assert_equals(mediaElement.audioTracks[0], sourceBuffer.audioTracks[0], "mediaElement.audioTrack == sourceBuffer.audioTrack");
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test.done();
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});
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}, "Check that media tracks and their properties are populated properly");
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function verifyTrackRemoval(test, mediaElement, mediaSource, sourceBuffer, trackRemovalAction, successCallback) {
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assert_equals(sourceBuffer.audioTracks.length, 1, "audioTracks.length");
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assert_true(sourceBuffer.audioTracks[0].enabled, "sourceBuffer.audioTracks[0].enabled");
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assert_equals(sourceBuffer.videoTracks.length, 1, "videoTracks.length");
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assert_true(sourceBuffer.videoTracks[0].selected, "sourceBuffer.videoTracks[0].selected");
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var audioTrack = sourceBuffer.audioTracks[0];
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var videoTrack = sourceBuffer.videoTracks[0];
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// Verify removetrack events.
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test.expectEvent(sourceBuffer.audioTracks, "removetrack", "sourceBuffer.audioTracks removetrack event");
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test.expectEvent(sourceBuffer.videoTracks, "removetrack", "sourceBuffer.videoTracks removetrack event");
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test.expectEvent(mediaElement.audioTracks, "removetrack", "mediaElement.audioTracks removetrack event");
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test.expectEvent(mediaElement.videoTracks, "removetrack", "mediaElement.videoTracks removetrack event");
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// Removing enabled audio track and selected video track should fire "change" events on mediaElement track lists.
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test.expectEvent(mediaElement.audioTracks, "change", "mediaElement.audioTracks changed.");
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test.expectEvent(mediaElement.videoTracks, "change", "mediaElement.videoTracks changed.");
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trackRemovalAction();
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test.waitForExpectedEvents(function()
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{
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assert_equals(mediaSource.sourceBuffers.length, 0, "mediaSource.sourceBuffers.length");
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assert_equals(mediaElement.videoTracks.length, 0, "videoTracks.length");
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assert_equals(mediaElement.audioTracks.length, 0, "audioTracks.length");
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assert_equals(sourceBuffer.videoTracks.length, 0, "videoTracks.length");
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assert_equals(sourceBuffer.audioTracks.length, 0, "audioTracks.length");
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// Since audio and video tracks have been removed, their .sourceBuffer property should be null now.
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assert_equals(audioTrack.sourceBuffer, null, "audioTrack.sourceBuffer");
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assert_equals(videoTrack.sourceBuffer, null, "videoTrack.sourceBuffer");
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test.done();
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});
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}
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
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sourceBuffer.appendBuffer(initSegment);
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test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
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test.waitForExpectedEvents(function()
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{
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verifyTrackRemoval(test, mediaElement, mediaSource, sourceBuffer, test.step_func(function ()
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{
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mediaSource.removeSourceBuffer(sourceBuffer);
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}));
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});
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}, "Media tracks must be removed when the SourceBuffer is removed from the MediaSource");
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
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sourceBuffer.appendBuffer(initSegment);
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test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
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test.waitForExpectedEvents(function()
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{
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verifyTrackRemoval(test, mediaElement, mediaSource, sourceBuffer, test.step_func(function ()
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{
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mediaElement.src = "";
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}));
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});
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}, "Media tracks must be removed when the HTMLMediaElement.src is changed");
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init);
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sourceBuffer.appendBuffer(initSegment);
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test.expectEvent(sourceBuffer, "updateend", "initSegment append ended.");
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test.waitForExpectedEvents(function()
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{
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verifyTrackRemoval(test, mediaElement, mediaSource, sourceBuffer, test.step_func(function ()
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{
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mediaElement.load();
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}));
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});
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}, "Media tracks must be removed when HTMLMediaElement.load() is called");
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</script>
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