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Commit 6556e5bb authored by Eric Laurent's avatar Eric Laurent Committed by Android (Google) Code Review
Browse files

Merge "MediaPlayerService: fix AudioSink latency"

parents 22f9dd98 db354e58

media/libmediaplayerservice/MediaPlayerService.cpp

+3 −4
Original line number Diff line number Diff line
@@ -325,7 +325,7 @@ status_t MediaPlayerService::AudioOutput::dump(int fd, const Vector<String16>& a 
            mStreamType, mLeftVolume, mRightVolume);

    result.append(buffer);

    snprintf(buffer, 255, "  msec per frame(%f), latency (%d)\n",

            mMsecsPerFrame, mLatency);

            mMsecsPerFrame, (mTrack != 0) ? mTrack->latency() : -1);

    result.append(buffer);

    snprintf(buffer, 255, "  aux effect id(%d), send level (%f)\n",

            mAuxEffectId, mSendLevel);
@@ -1384,7 +1384,6 @@ MediaPlayerService::AudioOutput::AudioOutput(int sessionId) 
    mRightVolume = 1.0;

    mPlaybackRatePermille = 1000;

    mSampleRateHz = 0;

    mLatency = 0;

    mMsecsPerFrame = 0;

    mAuxEffectId = 0;

    mSendLevel = 0.0;
@@ -1443,7 +1442,8 @@ ssize_t MediaPlayerService::AudioOutput::frameSize() const 


uint32_t MediaPlayerService::AudioOutput::latency () const

{

    return mLatency;

    if (mTrack == 0) return 0;

    return mTrack->latency();

}



float MediaPlayerService::AudioOutput::msecsPerFrame() const
@@ -1533,7 +1533,6 @@ status_t MediaPlayerService::AudioOutput::open( 


    mSampleRateHz = sampleRate;

    mMsecsPerFrame = mPlaybackRatePermille / (float) sampleRate;

    mLatency = t->latency();

    mTrack = t;



    status_t res = t->setSampleRate(mPlaybackRatePermille * mSampleRateHz / 1000);

media/libmediaplayerservice/MediaPlayerService.h

+0 −1
Original line number Diff line number Diff line
@@ -118,7 +118,6 @@ class MediaPlayerService : public BnMediaPlayerService 
        int32_t                 mPlaybackRatePermille;

        uint32_t                mSampleRateHz; // sample rate of the content, as set in open()

        float                   mMsecsPerFrame;

        uint32_t                mLatency;

        int                     mSessionId;

        float                   mSendLevel;

        int                     mAuxEffectId;

media/libstagefright/AudioPlayer.cpp

+6 −0
Original line number Diff line number Diff line
@@ -427,6 +427,12 @@ size_t AudioPlayer::fillBuffer(void *data, size_t size) { 
                break;

            }



            if (mAudioSink != NULL) {

                mLatencyUs = (int64_t)mAudioSink->latency() * 1000;

            } else {

                mLatencyUs = (int64_t)mAudioTrack->latency() * 1000;

            }



            CHECK(mInputBuffer->meta_data()->findInt64(

                        kKeyTime, &mPositionTimeMediaUs));