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| author | henrika <henrika@chromium.org> | 2014-12-08 14:47:45 -0800 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2014-12-08 22:48:17 +0000 |
| commit | f40606db534e35aa8d1a54a45f39abd38ba57734 (patch) | |
| tree | e8f13bf7f8fdddcf145636be7da967c03def1ab3 | |
| parent | dd9333182b7e6d3eaff0bf6937f6b3ef14a53d49 (diff) | |
| download | chromium_src-f40606db534e35aa8d1a54a45f39abd38ba57734.zip chromium_src-f40606db534e35aa8d1a54a45f39abd38ba57734.tar.gz chromium_src-f40606db534e35aa8d1a54a45f39abd38ba57734.tar.bz2 | |
Add Media.FallbackToHighLatencyAudioInputPath.
Adds UMA stat to count the number of times we fail to create a low-latency audio input stream on Windows.
BUG=411380
Review URL: https://codereview.chromium.org/769473002
Cr-Commit-Position: refs/heads/master@{#307363}
| -rw-r--r-- | media/audio/win/audio_manager_win.cc | 2 | ||||
| -rw-r--r-- | tools/metrics/histograms/histograms.xml | 8 |
2 files changed, 10 insertions, 0 deletions
diff --git a/media/audio/win/audio_manager_win.cc b/media/audio/win/audio_manager_win.cc index 4a1bc747..5d9d623 100644 --- a/media/audio/win/audio_manager_win.cc +++ b/media/audio/win/audio_manager_win.cc @@ -16,6 +16,7 @@ #include "base/files/file_path.h" #include "base/memory/scoped_ptr.h" #include "base/message_loop/message_loop.h" +#include "base/metrics/histogram.h" #include "base/path_service.h" #include "base/process/launch.h" #include "base/strings/string_number_conversions.h" @@ -393,6 +394,7 @@ AudioInputStream* AudioManagerWin::MakeLowLatencyInputStream( DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format()); DVLOG(1) << "MakeLowLatencyInputStream: " << device_id; AudioInputStream* stream = NULL; + UMA_HISTOGRAM_BOOLEAN("Media.WindowsCoreAudioInput", core_audio_supported()); if (!core_audio_supported()) { // Fall back to Windows Wave implementation on Windows XP or lower. DVLOG(1) << "Using WaveIn since WASAPI requires at least Vista."; diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml index f656ffb..91eaf62 100644 --- a/tools/metrics/histograms/histograms.xml +++ b/tools/metrics/histograms/histograms.xml @@ -12852,6 +12852,14 @@ Therefore, the affected-histogram name has to have at least one dot in it. </summary> </histogram> +<histogram name="Media.WindowsCoreAudioInput" enum="BooleanSuccess"> + <owner>henrika@chromium.org</owner> + <summary> + Whether Chrome is using Windows Core Audio for audio input or not. Updated + on Windows only when a low-latency audio input stream is created. + </summary> +</histogram> + <histogram name="Media.YouTube.DelayedAndDroppedFramesPer5Sec" units="frames/5s"> <owner>Please list the metric's owners. Add more owner tags as needed.</owner> |