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Unified Diff: tracing/tracing/metrics/media_metric_test.html

Issue 3020433002: Finish migrating media metrics to TBMv2 (Closed)
Patch Set: Created 3 years, 3 months ago
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Index: tracing/tracing/metrics/media_metric_test.html
diff --git a/tracing/tracing/metrics/media_metric_test.html b/tracing/tracing/metrics/media_metric_test.html
index 64ea02b4b2ea74c171096660d8a55d7b914f8704..1d2c879e5e60a691951b12064cd254e2086599b4 100644
--- a/tracing/tracing/metrics/media_metric_test.html
+++ b/tracing/tracing/metrics/media_metric_test.html
@@ -18,6 +18,7 @@ tr.b.unittest.testSuite(function() {
return tr.c.TestUtils.newModelWithEvents([events]);
}
+ // No media data
test('mediaMetric_noData', function() {
const histograms = new tr.v.HistogramSet();
const events = [
@@ -28,6 +29,7 @@ tr.b.unittest.testSuite(function() {
assert.lengthOf(histograms, 0);
});
+ // Video time-to-play
test('mediaMetric_videoTimeToPlay', function() {
const histograms = new tr.v.HistogramSet();
const events = [
@@ -52,6 +54,7 @@ tr.b.unittest.testSuite(function() {
assert.closeTo(ttpStatistics.max, 0.036, 1e-5);
});
+ // Audio time-to-play
test('mediaMetric_audioTimeToPlay', function() {
const histograms = new tr.v.HistogramSet();
const events = [
@@ -73,5 +76,304 @@ tr.b.unittest.testSuite(function() {
assert.closeTo(ttpStatistics.mean, 3.087, 1e-5);
assert.closeTo(ttpStatistics.max, 3.087, 1e-5);
});
+
+ // Buffering time with video
+ test('mediaMetric_bufferingTimeVideo', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1100, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 1500, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 1600, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 10},
+ pid: 52, ts: 10066666, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('buffering_time'));
+ const btValue = histograms.getHistogramNamed('buffering_time');
+ const btStatistics = btValue.running;
+ assert.strictEqual(btStatistics.count, 1);
+ assert.closeTo(btStatistics.mean, 65.166, 1e-5);
+ assert.closeTo(btStatistics.max, 65.166, 1e-5);
+ });
+
+ // Buffering time with audio
+ test('mediaMetric_bufferingTimeAudio', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'AudioOutputDevice'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1234, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'AudioRendererImpl::Render', args: {},
+ pid: 52, ts: 4321, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 5},
+ pid: 52, ts: 5066666, cat: 'media', tid: 1, ph: 'X'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('buffering_time'));
+ const btValue = histograms.getHistogramNamed('buffering_time');
+ const btStatistics = btValue.running;
+ assert.strictEqual(btStatistics.count, 1);
+ assert.closeTo(btStatistics.mean, 62.345, 1e-5);
+ assert.closeTo(btStatistics.max, 62.345, 1e-5);
+ });
+
+ // With seek, no buffering time should be reported
+ test('mediaMetric_bufferingTimeNegative', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1100, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 1500, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 1600, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 10},
+ pid: 52, ts: 10066666, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::DoSeek', args: {target: 1.2},
+ pid: 52, ts: 525, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnPipelineSeeked', args: {target: 1.2},
+ pid: 52, ts: 719, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isUndefined(histograms.getHistogramNamed('buffering_time'));
+ });
+
+ // Dropped frame count with video
+ test('mediaMetric_droppedFrameCount', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1100, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 1500, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 3},
+ pid: 52, ts: 123456, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 6},
+ pid: 52, ts: 234567, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 1},
+ pid: 52, ts: 345678, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('dropped_frame_count'));
+ const dfcValue = histograms.getHistogramNamed('dropped_frame_count');
+ const dfcStatistics = dfcValue.running;
+ assert.strictEqual(dfcStatistics.count, 1);
+ assert.strictEqual(dfcStatistics.mean, 10);
+ assert.strictEqual(dfcStatistics.max, 10);
+ });
+
+ // Seek time
+ test('mediaMetric_seekTime', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 100, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 200, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::DoSeek', args: {target: 1.2},
+ pid: 52, ts: 524, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnPipelineSeeked', args: {target: 1.2},
+ pid: 52, ts: 719, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::DoSeek', args: {target: 3.7},
+ pid: 52, ts: 14159, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnPipelineSeeked', args: {target: 3.7},
+ pid: 52, ts: 71828, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('seek_time_1.2'));
+ const st1Value = histograms.getHistogramNamed('seek_time_1.2');
+ const st1Statistics = st1Value.running;
+ assert.strictEqual(st1Statistics.count, 1);
+ assert.closeTo(st1Statistics.mean, 0.195, 1e-5);
+ assert.closeTo(st1Statistics.max, 0.195, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('seek_time_3.7'));
+ const st2Value = histograms.getHistogramNamed('seek_time_3.7');
+ const st2Statistics = st2Value.running;
+ assert.strictEqual(st2Statistics.count, 1);
+ assert.closeTo(st2Statistics.mean, 57.669, 1e-5);
+ assert.closeTo(st2Statistics.max, 57.669, 1e-5);
+ });
+
+ // Scenario: Play mixed audio/video from start to finish
+ test('mediaMetric_playVideoScenario', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1516, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 3257, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'AudioRendererImpl::Render', args: {},
+ pid: 52, ts: 3266, cat: 'media', tid: 57, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 3287, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 4},
+ pid: 52, ts: 123456, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 2},
+ pid: 52, ts: 234567, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 10},
+ pid: 52, ts: 10012345, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ {name: 'thread_name', args: {name: 'AudioOutputDevice'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 57, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('time_to_video_play'));
+ const ttpvValue = histograms.getHistogramNamed('time_to_video_play');
+ const ttpvStatistics = ttpvValue.running;
+ assert.strictEqual(ttpvStatistics.count, 1);
+ assert.closeTo(ttpvStatistics.mean, 1.741, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('time_to_audio_play'));
+ const ttpaValue = histograms.getHistogramNamed('time_to_audio_play');
+ const ttpaStatistics = ttpaValue.running;
+ assert.strictEqual(ttpaStatistics.count, 1);
+ assert.closeTo(ttpaStatistics.mean, 1.75, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('buffering_time'));
+ const btValue = histograms.getHistogramNamed('buffering_time');
+ const btStatistics = btValue.running;
+ assert.strictEqual(btStatistics.count, 1);
+ assert.closeTo(btStatistics.mean, 9.088, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('dropped_frame_count'));
+ const dfcValue = histograms.getHistogramNamed('dropped_frame_count');
+ const dfcStatistics = dfcValue.running;
+ assert.strictEqual(dfcStatistics.count, 1);
+ assert.strictEqual(dfcStatistics.mean, 6);
+ });
+
+ // Scenario: Play audio from start to finish
+ test('mediaMetric_playAudioScenario', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1516, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'AudioRendererImpl::Render', args: {},
+ pid: 52, ts: 3266, cat: 'media', tid: 57, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 10},
+ pid: 52, ts: 10012345, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'AudioOutputDevice'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 57, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isUndefined(histograms.getHistogramNamed('time_to_video_play'));
+
+ assert.isDefined(histograms.getHistogramNamed('time_to_audio_play'));
+ const ttpaValue = histograms.getHistogramNamed('time_to_audio_play');
+ const ttpaStatistics = ttpaValue.running;
+ assert.strictEqual(ttpaStatistics.count, 1);
+ assert.closeTo(ttpaStatistics.mean, 1.75, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('buffering_time'));
+ const btValue = histograms.getHistogramNamed('buffering_time');
+ const btStatistics = btValue.running;
+ assert.strictEqual(btStatistics.count, 1);
+ assert.closeTo(btStatistics.mean, 9.079, 1e-5);
+
+ assert.isUndefined(histograms.getHistogramNamed('dropped_frame_count'));
+ });
+
+ // Scenario: Play audio/video with two seeks
+ test('mediaMetric_seekScenario', function() {
+ const histograms = new tr.v.HistogramSet();
+ const events = [
+ {name: 'WebMediaPlayerImpl::DoLoad', args: {},
+ pid: 52, ts: 1516, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 3257, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'AudioRendererImpl::Render', args: {},
+ pid: 52, ts: 3266, cat: 'media', tid: 57, ph: 'X'},
+ {name: 'VideoRendererImpl::Render', args: {},
+ pid: 52, ts: 3287, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::DoSeek', args: {target: 0.5},
+ pid: 52, ts: 5123, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnPipelineSeeked', args: {target: 0.5},
+ pid: 52, ts: 5234, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 4},
+ pid: 52, ts: 123456, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::DoSeek', args: {target: 9},
+ pid: 52, ts: 222222, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnPipelineSeeked', args: {target: 9},
+ pid: 52, ts: 222444, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'FramesDropped', args: {count: 2},
+ pid: 52, ts: 234567, cat: 'media', tid: 53, ph: 'X'},
+ {name: 'WebMediaPlayerImpl::OnEnded', args: {duration: 10},
+ pid: 52, ts: 1234567, cat: 'media', tid: 1, ph: 'X'},
+ {name: 'thread_name', args: {name: 'CrRendererMain'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 1, ph: 'M'},
+ {name: 'thread_name', args: {name: 'Compositor'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 53, ph: 'M'},
+ {name: 'thread_name', args: {name: 'AudioOutputDevice'},
+ pid: 52, ts: 0, cat: '__metadata', tid: 57, ph: 'M'},
+ ];
+ tr.metrics.mediaMetric(histograms, makeModel(events));
+
+ assert.isDefined(histograms.getHistogramNamed('time_to_video_play'));
+ const ttpvValue = histograms.getHistogramNamed('time_to_video_play');
+ const ttpvStatistics = ttpvValue.running;
+ assert.strictEqual(ttpvStatistics.count, 1);
+ assert.closeTo(ttpvStatistics.mean, 1.741, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('time_to_audio_play'));
+ const ttpaValue = histograms.getHistogramNamed('time_to_audio_play');
+ const ttpaStatistics = ttpaValue.running;
+ assert.strictEqual(ttpaStatistics.count, 1);
+ assert.closeTo(ttpaStatistics.mean, 1.75, 1e-5);
+
+ assert.isUndefined(histograms.getHistogramNamed('buffering_time'));
+
+ assert.isDefined(histograms.getHistogramNamed('dropped_frame_count'));
+ const dfcValue = histograms.getHistogramNamed('dropped_frame_count');
+ const dfcStatistics = dfcValue.running;
+ assert.strictEqual(dfcStatistics.count, 1);
+ assert.strictEqual(dfcStatistics.mean, 6);
+
+ assert.isDefined(histograms.getHistogramNamed('seek_time_0.5'));
+ const st1Value = histograms.getHistogramNamed('seek_time_0.5');
+ const st1Statistics = st1Value.running;
+ assert.strictEqual(st1Statistics.count, 1);
+ assert.closeTo(st1Statistics.mean, 0.111, 1e-5);
+
+ assert.isDefined(histograms.getHistogramNamed('seek_time_9'));
+ const st2Value = histograms.getHistogramNamed('seek_time_9');
+ const st2Statistics = st2Value.running;
+ assert.strictEqual(st2Statistics.count, 1);
+ assert.closeTo(st2Statistics.mean, 0.222, 1e-5);
+ });
});
</script>
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