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118 lines
6.1 KiB
HTML
118 lines
6.1 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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<html>
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<head>
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<title>HTMLVideoElement.getVideoPlaybackQuality() test cases.</title>
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<meta name="timeout" content="long">
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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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</head>
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<body>
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<div id="log"></div>
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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 previousQuality = mediaElement.getVideoPlaybackQuality();
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var timeUpdateCount = 0;
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mediaElement.addEventListener("timeupdate", test.step_func(function (e)
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{
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var videoElement = e.target;
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var newQuality = videoElement.getVideoPlaybackQuality();
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var now = window.performance.now();
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assert_not_equals(previousQuality, newQuality,
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"New quality object is different from the previous one");
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assert_greater_than(newQuality.creationTime, previousQuality.creationTime,
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"creationTime increases monotonically");
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assert_approx_equals(newQuality.creationTime, now, 100,
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"creationTime roughly equals current time");
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assert_greater_than_equal(newQuality.totalVideoFrames, 0, "totalVideoFrames >= 0");
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assert_greater_than_equal(newQuality.totalVideoFrames, previousQuality.totalVideoFrames,
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"totalVideoFrames increases monotonically");
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assert_less_than(newQuality.totalVideoFrames, 300,
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"totalVideoFrames should remain low as duration is less than 10s and framerate less than 30fps");
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assert_greater_than_equal(newQuality.droppedVideoFrames, 0, "droppedVideoFrames >= 0");
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assert_greater_than_equal(newQuality.droppedVideoFrames, previousQuality.droppedVideoFrames,
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"droppedVideoFrames increases monotonically");
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assert_less_than_equal(newQuality.droppedVideoFrames, newQuality.totalVideoFrames,
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"droppedVideoFrames is only a portion of totalVideoFrames");
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assert_greater_than_equal(newQuality.corruptedVideoFrames, 0, "corruptedVideoFrames >= 0");
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assert_greater_than_equal(newQuality.corruptedVideoFrames, previousQuality.corruptedVideoFrames,
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"corruptedVideoFrames increases monotonically");
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assert_less_than_equal(newQuality.corruptedVideoFrames, newQuality.totalVideoFrames,
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"corruptedVideoFrames is only a portion of totalVideoFrames");
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previousQuality = newQuality;
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timeUpdateCount++;
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}));
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mediaElement.addEventListener('error', test.unreached_func("Unexpected event 'error'"));
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sourceBuffer.appendBuffer(mediaData);
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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test.waitForExpectedEvents(function()
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{
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assert_false(sourceBuffer.updating, "updating");
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mediaSource.endOfStream();
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assert_less_than(mediaSource.duration, 10, "duration");
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mediaElement.play().catch(test.unreached_func("Unexpected promise rejection"));;
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test.expectEvent(mediaElement, 'ended', 'mediaElement');
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});
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test.waitForExpectedEvents(function()
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{
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assert_greater_than(timeUpdateCount, 2, "timeUpdateCount");
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test.done();
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});
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}, "Test HTMLVideoElement.getVideoPlaybackQuality() with MediaSource API");
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mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
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{
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var previousQuality = mediaElement.getVideoPlaybackQuality();
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var timeUpdateCount = 0;
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var startTime = 0;
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mediaElement.addEventListener("timeupdate", test.step_func(function (e)
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{
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var videoElement = e.target;
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var newQuality = videoElement.getVideoPlaybackQuality();
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var now = window.performance.now();
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assert_greater_than_equal(newQuality.totalFrameDelay, 0, "totalFrameDelay >= 0");
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assert_greater_than_equal(newQuality.totalFrameDelay, previousQuality.totalFrameDelay,
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"totalFrameDelay increases monotonically");
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assert_less_than(newQuality.totalFrameDelay, (now - startTime) / 1000,
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"totalFrameDelay does not exceed the time elapsed since playback started");
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previousQuality = newQuality;
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timeUpdateCount++;
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}));
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mediaElement.addEventListener('error', test.unreached_func("Unexpected event 'error'"));
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sourceBuffer.appendBuffer(mediaData);
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test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
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test.waitForExpectedEvents(function()
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{
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assert_false(sourceBuffer.updating, "updating");
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mediaSource.endOfStream();
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assert_less_than(mediaSource.duration, 10, "duration");
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startTime = window.performance.now();
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mediaElement.play().catch(test.unreached_func("Unexpected promise rejection"));
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test.expectEvent(mediaElement, 'ended', 'mediaElement');
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});
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test.waitForExpectedEvents(function()
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{
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assert_greater_than(timeUpdateCount, 2, "timeUpdateCount");
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test.done();
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});
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}, "Test the totalFrameDelay attribute of HTMLVideoElement.getVideoPlaybackQuality() with MediaSource API");
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</script>
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</body>
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</html>
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