| <!DOCTYPE html> |
| <!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). --> |
| <html> |
| <head> |
| <title>SourceBuffer.buffered test cases.</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> |
| var subType = MediaSourceUtil.getSubType(MediaSourceUtil.AUDIO_ONLY_TYPE); |
| |
| var manifestFilenameA = subType + "/test-a-128k-44100Hz-1ch-manifest.json"; |
| var manifestFilenameB = subType + "/test-v-128k-320x240-30fps-10kfr-manifest.json"; |
| |
| // Audio track expectations |
| var expectationsA = { |
| webm: "{ [0.000, 2.023) }", |
| mp4: "{ [0.000, 2.043) }", |
| }; |
| |
| // Video track expectations |
| var expectationsB = { |
| webm: "{ [0.000, 2.001) }", |
| mp4: "{ [0.067, 2.067) }", |
| }; |
| |
| // Audio and Video intersection expectations. |
| // https://w3c.github.io/media-source/index.html#dom-sourcebuffer-buffered |
| // When mediaSource.readyState is "ended", then set the end time on the last range in track ranges to highest end time. |
| var expectationsC = { |
| webm: ["{ [0.000, 2.001) }", "{ [0.000, 2.023) }"], |
| mp4: ["{ [0.067, 2.043) }", "{ [0.067, 2.067) }"] |
| }; |
| |
| function mediaSourceDemuxedTest(callback, description) |
| { |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| mediaElement.pause(); |
| mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'")); |
| mediaElement.addEventListener("ended", test.step_func_done()); |
| |
| MediaSourceUtil.fetchManifestAndData(test, manifestFilenameA, function(typeA, dataA) |
| { |
| MediaSourceUtil.fetchManifestAndData(test, manifestFilenameB, function(typeB, dataB) |
| { |
| mediaSource.addSourceBuffer(typeA); |
| mediaSource.addSourceBuffer(typeB); |
| assert_equals(mediaSource.sourceBuffers.length, 2); |
| |
| callback(test, mediaElement, mediaSource, dataA, dataB); |
| }); |
| }); |
| }, description); |
| }; |
| |
| function appendData(test, mediaSource, dataA, dataB, callback) |
| { |
| var sourceBufferA = mediaSource.sourceBuffers[0]; |
| var sourceBufferB = mediaSource.sourceBuffers[1]; |
| |
| test.expectEvent(sourceBufferA, "update"); |
| test.expectEvent(sourceBufferA, "updateend"); |
| sourceBufferA.appendBuffer(dataA); |
| |
| test.expectEvent(sourceBufferB, "update"); |
| test.expectEvent(sourceBufferB, "updateend"); |
| sourceBufferB.appendBuffer(dataB); |
| |
| test.waitForExpectedEvents(function() |
| { |
| callback(); |
| }); |
| } |
| |
| mediaSourceDemuxedTest(function(test, mediaElement, mediaSource, dataA, dataB) { |
| test.expectEvent(mediaElement, "loadedmetadata"); |
| appendData(test, mediaSource, dataA, dataB, function() |
| { |
| var expectedBeforeEndOfStreamIntersection = expectationsC[subType][0]; |
| var expectedAfterEndOfStreamIntersection = expectationsC[subType][1]; |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectationsA[subType], "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaSource.activeSourceBuffers[1], expectationsB[subType], "mediaSource.activeSourceBuffers[1]"); |
| assertBufferedEquals(mediaElement, expectedBeforeEndOfStreamIntersection, "mediaElement.buffered"); |
| |
| mediaSource.endOfStream(); |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectationsA[subType], "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaSource.activeSourceBuffers[1], expectationsB[subType], "mediaSource.activeSourceBuffers[1]"); |
| assertBufferedEquals(mediaElement, expectedAfterEndOfStreamIntersection, "mediaElement.buffered"); |
| |
| test.done(); |
| }); |
| }, "Demuxed content with different lengths"); |
| |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| mediaElement.pause(); |
| mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'")); |
| mediaElement.addEventListener("ended", test.step_func_done()); |
| |
| MediaSourceUtil.fetchManifestAndData(test, subType + "/test-av-384k-44100Hz-1ch-320x240-30fps-10kfr-manifest.json", function(type, data) |
| { |
| var sourceBuffer = mediaSource.addSourceBuffer(type); |
| test.expectEvent(sourceBuffer, "update"); |
| test.expectEvent(sourceBuffer, "updateend"); |
| sourceBuffer.appendBuffer(data); |
| |
| test.waitForExpectedEvents(function() |
| { |
| var expectationsAV = { |
| webm: ["{ [0.003, 2.004) }", "{ [0.003, 2.023) }"], |
| mp4: ["{ [0.067, 2.043) }", "{ [0.067, 2.067) }"], |
| }; |
| |
| var expectedBeforeEndOfStream = expectationsAV[subType][0]; |
| var expectedAfterEndOfStream = expectationsAV[subType][1]; |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectedBeforeEndOfStream, "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, expectedBeforeEndOfStream, "mediaElement.buffered"); |
| |
| mediaSource.endOfStream(); |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectedAfterEndOfStream, "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, expectedAfterEndOfStream, "mediaElement.buffered"); |
| |
| test.done(); |
| }); |
| }); |
| }, "Muxed content with different lengths"); |
| |
| mediaSourceDemuxedTest(function(test, mediaElement, mediaSource, dataA, dataB) { |
| var dataBSize = { |
| webm: 318, |
| mp4: 835, |
| }; |
| test.expectEvent(mediaElement, "loadedmetadata"); |
| appendData(test, mediaSource, dataA, dataB.subarray(0, dataBSize[subType]), function() |
| { |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectationsA[subType], "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaSource.activeSourceBuffers[1], "{ }", "mediaSource.activeSourceBuffers[1]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| |
| mediaSource.endOfStream(); |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], expectationsA[subType], "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaSource.activeSourceBuffers[1], "{ }", "mediaSource.activeSourceBuffers[1]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| |
| test.done(); |
| }); |
| }, "Demuxed content with an empty buffered range on one SourceBuffer"); |
| |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| mediaElement.pause(); |
| mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'")); |
| mediaElement.addEventListener("ended", test.step_func_done()); |
| |
| MediaSourceUtil.fetchManifestAndData(test, subType + "/test-av-384k-44100Hz-1ch-320x240-30fps-10kfr-manifest.json", function(type, data) |
| { |
| var sourceBuffer = mediaSource.addSourceBuffer(type); |
| test.expectEvent(mediaElement, "loadedmetadata"); |
| test.expectEvent(sourceBuffer, "update"); |
| test.expectEvent(sourceBuffer, "updateend"); |
| sourceBuffer.appendBuffer(data.subarray(0, 4052)); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], "{ }", "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| |
| mediaSource.endOfStream(); |
| |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], "{ }", "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| |
| test.done(); |
| }); |
| }); |
| }, "Muxed content empty buffered ranges."); |
| |
| mediasource_test(function(test, mediaElement, mediaSource) |
| { |
| mediaElement.pause(); |
| mediaElement.addEventListener("error", test.unreached_func("Unexpected event 'error'")); |
| mediaElement.addEventListener("ended", test.step_func_done()); |
| |
| var sourceBuffer = mediaSource.addSourceBuffer(MediaSourceUtil.AUDIO_ONLY_TYPE); |
| |
| assertBufferedEquals(mediaSource.sourceBuffers[0], "{ }", "mediaSource.sourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| test.done(); |
| |
| }, "Get buffered range when sourcebuffer is empty."); |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| var initSegment = MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init); |
| |
| test.expectEvent(mediaElement, "loadedmetadata"); |
| test.expectEvent(sourceBuffer, "updateend", "initSegment append ended."); |
| sourceBuffer.appendBuffer(initSegment); |
| test.waitForExpectedEvents(function() |
| { |
| assertBufferedEquals(mediaSource.sourceBuffers[0], "{ }", "mediaSource.sourceBuffers[0]"); |
| assertBufferedEquals(mediaSource.activeSourceBuffers[0], "{ }", "mediaSource.activeSourceBuffers[0]"); |
| assertBufferedEquals(mediaElement, "{ }", "mediaElement.buffered"); |
| test.done(); |
| }); |
| |
| }, "Get buffered range when only init segment is appended."); |
| |
| mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData) |
| { |
| test.expectEvent(mediaSource.sourceBuffers, "removesourcebuffer", "SourceBuffer removed."); |
| mediaSource.removeSourceBuffer(sourceBuffer); |
| |
| test.waitForExpectedEvents(function() |
| { |
| assert_throws_dom("InvalidStateError", |
| function() { sourceBuffer.buffered; }, |
| "get sourceBuffer.buffered throws an exception for InvalidStateError."); |
| test.done(); |
| }); |
| }, "Get buffered range after removing sourcebuffer."); |
| </script> |
| </body> |
| </html> |
