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Commit 08633e60 authored by Andy Hung's avatar Andy Hung Committed by Automerger Merge Worker
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AudioFlinger: Do not send down 0's on direct PCM track underrun am: 6b605f29 am: ac8eabca 

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1690348

Change-Id: I6b59a304530fa9ea5dd1df3fed83b287b1c6b8d2
parents 6a4076ca ac8eabca

services/audioflinger/Threads.cpp

+6 −9
Original line number Diff line number Diff line
@@ -6043,16 +6043,13 @@ void AudioFlinger::DirectOutputThread::threadLoop_sleepTime() 
        mSleepTimeUs = mIdleSleepTimeUs;

        return;

    }

    if (mSleepTimeUs == 0) {

    if (mMixerStatus == MIXER_TRACKS_ENABLED) {

        mSleepTimeUs = mActiveSleepTimeUs;

    } else {

        mSleepTimeUs = mIdleSleepTimeUs;

    }

    } else if (mBytesWritten != 0 && audio_has_proportional_frames(mFormat)) {

        memset(mSinkBuffer, 0, mFrameCount * mFrameSize);

        mSleepTimeUs = 0;

    }

    // Note: In S or later, we do not write zeroes for

    // linear or proportional PCM direct tracks in underrun.

}



void AudioFlinger::DirectOutputThread::threadLoop_exit()