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Improves WebRTC.Audio.AveragePlayoutCallbacksBetweenGlitches UMA stat

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BUG=b/38018041

Review-Url: https://codereview.webrtc.org/2972743003
Cr-Commit-Position: refs/heads/master@{#18897}
This commit is contained in:
henrika 2017-07-05 02:34:31 -07:00 committed by Commit Bot
parent abee2d89cd
commit 070efc088e
1 changed files with 2 additions and 0 deletions
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2
webrtc/modules/audio_device/ios/audio_device_ios.mm
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@ -245,6 +245,7 @@ int32_t AudioDeviceIOS::StartPlayout() {
}
rtc::AtomicOps::ReleaseStore(&playing_, 1);
num_playout_callbacks_ = 0;
num_detected_playout_glitches_ = 0;
return 0;
}
@ -263,6 +264,7 @@ int32_t AudioDeviceIOS::StopPlayout() {
// Derive average number of calls to OnGetPlayoutData() between detected
// audio glitches and add the result to a histogram.
int average_number_of_playout_callbacks_between_glitches = 100000;
RTC_DCHECK_GE(num_playout_callbacks_, num_detected_playout_glitches_);
if (num_detected_playout_glitches_ > 0) {
average_number_of_playout_callbacks_between_glitches =
num_playout_callbacks_ / num_detected_playout_glitches_;