| <!DOCTYPE html> |
| <!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). --> |
| <html> |
| <head> |
| <title>Test MediaSource behavior when seeking beyond the duration of the clip.</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="mediasource-util.js"></script> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| |
| function seekToSpecifiedTimeSetEOSAndVerifyDone(test, mediaElement, mediaSource, seekToTime) |
| { |
| assert_less_than(mediaElement.currentTime, mediaElement.duration, 'Not at the end yet.'); |
| test.expectEvent(mediaElement, 'seeking', 'mediaElement seeking'); |
| // Seek to specified time. |
| mediaElement.currentTime = seekToTime; |
| if (seekToTime >= mediaSource.duration) { |
| assert_equals(mediaElement.currentTime, mediaSource.duration, 'Current time equals duration.'); |
| } else { |
| assert_equals(mediaElement.currentTime, seekToTime, 'Current time equals specified seek time.'); |
| } |
| |
| test.waitForExpectedEvents(function() |
| { |
| test.expectEvent(mediaElement, 'timeupdate', 'mediaElement time updated.'); |
| test.expectEvent(mediaElement, 'seeked', 'mediaElement seeked'); |
| test.expectEvent(mediaElement, 'ended', 'mediaElement ended.'); |
| test.expectEvent(mediaSource, 'sourceended', 'mediaSource ended.'); |
| mediaSource.endOfStream(); |
| assert_true(mediaElement.seeking, 'mediaElement seeking.'); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_equals(mediaElement.currentTime, mediaSource.duration, 'Current time equals duration.'); |
| test.done(); |
| }); |
| }; |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| mediaElement.play(); |
| var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init); |
| |
| // Append the initialization segment to trigger a transition to HAVE_METADATA. |
| test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer end update.'); |
| test.expectEvent(mediaElement, 'loadedmetadata', 'Reached HAVE_METADATA'); |
| sourceBuffer.appendBuffer(initSegment); |
| |
| test.waitForExpectedEvents(function() |
| { |
| // Add sufficient segments to have at least 2s of play-time. |
| var playbackData = MediaSourceUtil.getMediaDataForPlaybackTime(mediaData, segmentInfo, 2.0); |
| test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer'); |
| test.expectEvent(mediaElement, 'playing', 'Playing media.'); |
| sourceBuffer.appendBuffer(playbackData); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_equals(mediaElement.duration, segmentInfo.duration); |
| assert_greater_than_equal(mediaElement.duration, 2.0, 'Duration is >2.0s.'); |
| |
| test.expectEvent(sourceBuffer, "updateend"); |
| sourceBuffer.remove(1.5, Infinity); |
| assert_true(sourceBuffer.updating, "updating"); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_false(sourceBuffer.updating, "updating"); |
| test.waitForCurrentTimeChange(mediaElement, function() |
| { |
| // Update duration. |
| mediaSource.duration = 1.5; |
| seekToSpecifiedTimeSetEOSAndVerifyDone(test, mediaElement, mediaSource, 1.8); |
| }); |
| }); |
| }, 'Test seeking beyond updated media duration.'); |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| mediaElement.play(); |
| |
| // Append all media data for complete playback. |
| test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer end update.'); |
| test.expectEvent(mediaElement, 'loadedmetadata', 'Reached HAVE_METADATA'); |
| test.expectEvent(mediaElement, 'playing', 'Playing media.'); |
| sourceBuffer.appendBuffer(mediaData); |
| |
| test.waitForExpectedEvents(function() |
| { |
| test.waitForCurrentTimeChange(mediaElement, function() |
| { |
| seekToSpecifiedTimeSetEOSAndVerifyDone(test, mediaElement, mediaSource, mediaSource.duration, mediaSource.duration + 0.1); |
| }); |
| }); |
| |
| }, 'Test seeking beyond media duration.'); |
| </script> |
| </body> |
| </html> |
