| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="/w3c/resources/testharness.js"></script> |
| <script src="/w3c/resources/testharnessreport.js"></script> |
| <script src="mediasource-util.js"></script> |
| <link rel='stylesheet' href='/w3c/resources/testharness.css'> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| var previousQuality = mediaElement.getVideoPlaybackQuality(); |
| var timeUpdateCount = 0; |
| mediaElement.addEventListener("timeupdate", test.step_func(function (e) |
| { |
| var videoElement = e.target; |
| var newQuality = videoElement.getVideoPlaybackQuality(); |
| |
| assert_not_equals(previousQuality, newQuality, "Verify new object"); |
| assert_greater_than(newQuality.creationTime, previousQuality.creationTime, "creationTime"); |
| |
| assert_greater_than_equal(newQuality.totalVideoFrames, 0, "totalVideoFrames >= 0"); |
| assert_greater_than_equal(newQuality.totalVideoFrames, previousQuality.totalVideoFrames, "totalVideoFrames"); |
| |
| assert_greater_than_equal(newQuality.droppedVideoFrames, 0, "droppedVideoFrames >= 0"); |
| assert_greater_than_equal(newQuality.droppedVideoFrames, previousQuality.droppedVideoFrames, "droppedVideoFrames"); |
| |
| assert_greater_than_equal(newQuality.corruptedVideoFrames, 0, "corruptedVideoFrames >= 0"); |
| assert_greater_than_equal(newQuality.corruptedVideoFrames, previousQuality.corruptedVideoFrames, "corruptedVideoFrames"); |
| previousQuality = newQuality; |
| timeUpdateCount++; |
| })); |
| |
| test.failOnEvent(mediaElement, 'error'); |
| |
| test.expectEvent(sourceBuffer, "updatestart"); |
| test.expectEvent(sourceBuffer, "update"); |
| test.expectEvent(sourceBuffer, "updateend"); |
| sourceBuffer.appendBuffer(mediaData); |
| assert_true(sourceBuffer.updating, "sourceBuffer.updating"); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_false(sourceBuffer.updating, "sourceBuffer.updating"); |
| |
| test.expectEvent(sourceBuffer, "updatestart"); |
| test.expectEvent(sourceBuffer, "update"); |
| test.expectEvent(sourceBuffer, "updateend"); |
| |
| // Truncate the buffered media to about 1 second duration. |
| sourceBuffer.remove(1, +Infinity); |
| assert_true(sourceBuffer.updating, "sourceBuffer.updating"); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_false(sourceBuffer.updating, "sourceBuffer.updating"); |
| |
| mediaSource.endOfStream(); |
| mediaElement.play(); |
| |
| test.expectEvent(mediaElement, "ended"); |
| }); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_greater_than(timeUpdateCount, 2, "timeUpdateCount"); |
| test.done(); |
| }); |
| }, "Test HTMLVideoElement.getVideoPlaybackQuality() with MediaSource API", {timeout: 5000}); |
| </script> |
| </body> |
| </html> |
