tools/metrics/histograms/histograms.xml - Issue 2552493002: [Media] Record time it takes to start rendering audio and video

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Unified Diff: tools/metrics/histograms/histograms.xml

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Issue 2552493002: [Media] Record time it takes to start rendering audio and video (Closed)

Patch Set: Audio and video first render times Created 4 years ago

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Index: tools/metrics/histograms/histograms.xml

diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml

index 086d3626acb94c7189a4b62efb6200aae733906d..40637a459d93a61e2682daf72531dcdcb2d0d6ad 100644

--- a/tools/metrics/histograms/histograms.xml

+++ b/tools/metrics/histograms/histograms.xml

@@ -23635,6 +23635,18 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.

</summary>

</histogram>

+<histogram name="Media.Audio.FirstRenderTime" units="ms">

+ <owner>avayvod@chromium.org</owner>

+ <owner>dalecurtis@chromium.org</owner>

+ <summary>

+ Records the time between moment when the audio is requested to start from a

+ new position and when the first valid audio frame is actually output to the

+ audio sink. Recorded every time the first valid audio frame is rendered

+ after playback start is initiated (on initial play or after seekeing).

mlamouri (slow - plz ping) 2016/12/09 18:58:01 nit: seeking

+ Recorded for both audio only streams and video streams with audio.

+ </summary>

+</histogram>

<histogram name="Media.Audio.InputBufferSizeWasChangedAudioWorkedMac"

enum="BooleanChanged">

<owner>henrika@chromium.org</owner>

@@ -25444,6 +25456,17 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.

</summary>

</histogram>

+<histogram name="Media.Video.FirstRenderTime" units="ms">

+ <owner>avayvod@chromium.org</owner>

+ <owner>dalecurtis@chromium.org</owner>

+ <summary>

+ Records the time between moment when the video is requested to start from a

+ new position and when the first valid video frame is actually painted.

+ Recorded every time the first valid video frame is painted after playback

+ start is initiated (on initial play or after seekeing).

mlamouri (slow - plz ping) 2016/12/09 18:58:01 nit: ditto

+ </summary>

+</histogram>

<owner>avayvod@chromium.org</owner>

<owner>dalecurtis@chromium.org</owner>

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