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Commit 047b6307 authored by Eric Laurent's avatar Eric Laurent Committed by Android Git Automerger
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am 7b6aff23: Merge "audioflinger: fix audio skipping over A2DP" into ics-mr1 

* commit '7b6aff23735a9ef8759c5ecb4427784413e9b85b':
  audioflinger: fix audio skipping over A2DP
parents 369c3a57 9e603e05

services/audioflinger/AudioFlinger.cpp

+13 −6
Original line number Diff line number Diff line
@@ -1893,6 +1893,18 @@ audio_stream_t* AudioFlinger::PlaybackThread::stream() 
    return &mOutput->stream->common;

}



uint32_t AudioFlinger::PlaybackThread::activeSleepTimeUs()

{

    // A2DP output latency is not due only to buffering capacity. It also reflects encoding,

    // decoding and transfer time. So sleeping for half of the latency would likely cause

    // underruns

    if (audio_is_a2dp_device((audio_devices_t)mDevice)) {

        return (uint32_t)((uint32_t)((mFrameCount * 1000) / mSampleRate) * 1000);

    } else {

        return (uint32_t)(mOutput->stream->get_latency(mOutput->stream) * 1000) / 2;

    }

}



// ----------------------------------------------------------------------------



AudioFlinger::MixerThread::MixerThread(const sp<AudioFlinger>& audioFlinger, AudioStreamOut* output, int id, uint32_t device)
@@ -2516,11 +2528,6 @@ status_t AudioFlinger::MixerThread::dumpInternals(int fd, const Vector<String16> 
    return NO_ERROR;

}



uint32_t AudioFlinger::MixerThread::activeSleepTimeUs()

{

    return (uint32_t)(mOutput->stream->get_latency(mOutput->stream) * 1000) / 2;

}



uint32_t AudioFlinger::MixerThread::idleSleepTimeUs()

{

    return (uint32_t)(((mFrameCount * 1000) / mSampleRate) * 1000) / 2;
@@ -2988,7 +2995,7 @@ uint32_t AudioFlinger::DirectOutputThread::activeSleepTimeUs() 
{

    uint32_t time;

    if (audio_is_linear_pcm(mFormat)) {

        time = (uint32_t)(mOutput->stream->get_latency(mOutput->stream) * 1000) / 2;

        time = PlaybackThread::activeSleepTimeUs();

    } else {

        time = 10000;

    }

services/audioflinger/AudioFlinger.h

+1 −2
Original line number Diff line number Diff line
@@ -865,7 +865,7 @@ private: 


        virtual int             getTrackName_l() = 0;

        virtual void            deleteTrackName_l(int name) = 0;

        virtual uint32_t        activeSleepTimeUs() = 0;

        virtual uint32_t        activeSleepTimeUs();

        virtual uint32_t        idleSleepTimeUs() = 0;

        virtual uint32_t        suspendSleepTimeUs() = 0;
@@ -922,7 +922,6 @@ private: 
                                                Vector< sp<Track> > *tracksToRemove);

        virtual     int         getTrackName_l();

        virtual     void        deleteTrackName_l(int name);

        virtual     uint32_t    activeSleepTimeUs();

        virtual     uint32_t    idleSleepTimeUs();

        virtual     uint32_t    suspendSleepTimeUs();