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Commit 258062ea authored by Andy Hung's avatar Andy Hung Committed by Gerrit Code Review
Browse files

Merge "audio: add implementation for TV related API"

parents a6ccc188 3bea3a47

media/libaudioclient/AudioTrack.cpp

+54 −2
Original line number Diff line number Diff line
@@ -1075,6 +1075,40 @@ uint32_t AudioTrack::getOriginalSampleRate() const 
    return mOriginalSampleRate;

}



status_t AudioTrack::setDualMonoMode(audio_dual_mono_mode_t mode)

{

    AutoMutex lock(mLock);

    return setDualMonoMode_l(mode);

}



status_t AudioTrack::setDualMonoMode_l(audio_dual_mono_mode_t mode)

{

    return mAudioTrack->setDualMonoMode(mode);

}



status_t AudioTrack::getDualMonoMode(audio_dual_mono_mode_t* mode) const

{

    AutoMutex lock(mLock);

    return mAudioTrack->getDualMonoMode(mode);

}



status_t AudioTrack::setAudioDescriptionMixLevel(float leveldB)

{

    AutoMutex lock(mLock);

    return setAudioDescriptionMixLevel_l(leveldB);

}



status_t AudioTrack::setAudioDescriptionMixLevel_l(float leveldB)

{

    return mAudioTrack->setAudioDescriptionMixLevel(leveldB);

}



status_t AudioTrack::getAudioDescriptionMixLevel(float* leveldB) const

{

    AutoMutex lock(mLock);

    return mAudioTrack->getAudioDescriptionMixLevel(leveldB);

}



status_t AudioTrack::setPlaybackRate(const AudioPlaybackRate &playbackRate)

{

    AutoMutex lock(mLock);
@@ -1082,7 +1116,11 @@ status_t AudioTrack::setPlaybackRate(const AudioPlaybackRate &playbackRate) 
        return NO_ERROR;

    }

    if (isOffloadedOrDirect_l()) {

        return INVALID_OPERATION;

        status_t status = mAudioTrack->setPlaybackRateParameters(playbackRate);

        if (status == NO_ERROR) {

            mPlaybackRate = playbackRate;

        }

        return status;

    }

    if (mFlags & AUDIO_OUTPUT_FLAG_FAST) {

        return INVALID_OPERATION;
@@ -1147,9 +1185,16 @@ status_t AudioTrack::setPlaybackRate(const AudioPlaybackRate &playbackRate) 
    return NO_ERROR;

}



const AudioPlaybackRate& AudioTrack::getPlaybackRate() const

const AudioPlaybackRate& AudioTrack::getPlaybackRate()

{

    AutoMutex lock(mLock);

    if (isOffloadedOrDirect_l()) {

        audio_playback_rate_t playbackRateTemp;

        const status_t status = mAudioTrack->getPlaybackRateParameters(&playbackRateTemp);

        if (status == NO_ERROR) { // update local version if changed.

            mPlaybackRate = playbackRateTemp;

        }

    }

    return mPlaybackRate;

}
@@ -1745,6 +1790,13 @@ status_t AudioTrack::createTrack_l() 
    mProxy->setPlaybackRate(playbackRateTemp);

    mProxy->setMinimum(mNotificationFramesAct);



    if (mDualMonoMode != AUDIO_DUAL_MONO_MODE_OFF) {

        setDualMonoMode_l(mDualMonoMode);

    }

    if (mAudioDescriptionMixLeveldB != -std::numeric_limits<float>::infinity()) {

        setAudioDescriptionMixLevel_l(mAudioDescriptionMixLeveldB);

    }



    mDeathNotifier = new DeathNotifier(this);

    IInterface::asBinder(mAudioTrack)->linkToDeath(mDeathNotifier, this);

media/libaudioclient/IAudioTrack.cpp

+145 −0
Original line number Diff line number Diff line
@@ -44,6 +44,12 @@ enum { 
    SIGNAL,

    APPLY_VOLUME_SHAPER,

    GET_VOLUME_SHAPER_STATE,

    SET_DUAL_MONO_MODE,

    GET_DUAL_MONO_MODE,

    SET_AUDIO_DESCRIPTION_MIX_LEVEL,

    GET_AUDIO_DESCRIPTION_MIX_LEVEL,

    SET_PLAYBACK_RATE_PARAMETERS,

    GET_PLAYBACK_RATE_PARAMETERS,

};



class BpAudioTrack : public BpInterface<IAudioTrack>
@@ -207,6 +213,92 @@ public: 
        }

        return state;

    }



    status_t getDualMonoMode(audio_dual_mono_mode_t* mode) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        status_t status = remote()->transact(GET_DUAL_MONO_MODE, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        status = (status_t)reply.readInt32();

        if (status != NO_ERROR) {

            return status;

        }

        *mode = (audio_dual_mono_mode_t)reply.readInt32();

        return NO_ERROR;

    }



    status_t setDualMonoMode(audio_dual_mono_mode_t mode) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        data.writeInt32((int32_t)mode);

        status_t status = remote()->transact(SET_DUAL_MONO_MODE, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        return reply.readInt32();

    }



    status_t getAudioDescriptionMixLevel(float* leveldB) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        status_t status = remote()->transact(GET_AUDIO_DESCRIPTION_MIX_LEVEL, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        status = (status_t)reply.readInt32();

        if (status != NO_ERROR) {

            return status;

        }

        *leveldB = reply.readFloat();

        return NO_ERROR;

    }



    status_t setAudioDescriptionMixLevel(float leveldB) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        data.writeFloat(leveldB);

        status_t status = remote()->transact(SET_AUDIO_DESCRIPTION_MIX_LEVEL, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        return reply.readInt32();

    }



    status_t getPlaybackRateParameters(audio_playback_rate_t* playbackRate) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        status_t status = remote()->transact(GET_PLAYBACK_RATE_PARAMETERS, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        status = (status_t)reply.readInt32();

        if (status != NO_ERROR) {

            return status;

        }

        playbackRate->mSpeed = reply.readFloat();

        playbackRate->mPitch = reply.readFloat();

        playbackRate->mStretchMode =

            static_cast<audio_timestretch_stretch_mode_t>(reply.readInt32());

        playbackRate->mFallbackMode =

            static_cast<audio_timestretch_fallback_mode_t>(reply.readInt32());

        return NO_ERROR;

    }



    status_t setPlaybackRateParameters(const audio_playback_rate_t& playbackRate) override {

        Parcel data, reply;

        data.writeInterfaceToken(IAudioTrack::getInterfaceDescriptor());

        data.writeFloat(playbackRate.mSpeed);

        data.writeFloat(playbackRate.mPitch);

        data.writeInt32(playbackRate.mStretchMode);

        data.writeInt32(playbackRate.mFallbackMode);

        status_t status = remote()->transact(SET_PLAYBACK_RATE_PARAMETERS, data, &reply);

        if (status != NO_ERROR) {

            return status;

        }

        return reply.readInt32();

    }

};



IMPLEMENT_META_INTERFACE(AudioTrack, "android.media.IAudioTrack");
@@ -309,6 +401,59 @@ status_t BnAudioTrack::onTransact( 
            }

            return NO_ERROR;

        } break;

        case SET_DUAL_MONO_MODE: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            reply->writeInt32( setDualMonoMode((audio_dual_mono_mode_t)data.readInt32()) );

            return NO_ERROR;

        } break;

        case GET_DUAL_MONO_MODE: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            audio_dual_mono_mode_t mode;

            const status_t status = getDualMonoMode(&mode);

            reply->writeInt32((int32_t)status);

            if (status == NO_ERROR) {

                reply->writeInt32(mode);

            }

            return NO_ERROR;

        } break;

        case SET_AUDIO_DESCRIPTION_MIX_LEVEL: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            reply->writeInt32( setAudioDescriptionMixLevel(data.readFloat()) );

            return NO_ERROR;

        } break;

        case GET_AUDIO_DESCRIPTION_MIX_LEVEL: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            float f;

            const status_t status = getAudioDescriptionMixLevel(&f);

            reply->writeInt32((int32_t)status);

            if (status == NO_ERROR) {

                reply->writeFloat(f);

            }

            return NO_ERROR;

        } break;

        case SET_PLAYBACK_RATE_PARAMETERS: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            audio_playback_rate_t playbackRate = {

                data.readFloat(),

                data.readFloat(),

                static_cast<audio_timestretch_stretch_mode_t>(data.readInt32()),

                static_cast<audio_timestretch_fallback_mode_t>(data.readInt32())};

            reply->writeInt32( setPlaybackRateParameters(playbackRate) );

            return NO_ERROR;

        } break;

        case GET_PLAYBACK_RATE_PARAMETERS: {

            CHECK_INTERFACE(IAudioTrack, data, reply);

            audio_playback_rate_t playbackRate;

            const status_t status = getPlaybackRateParameters(&playbackRate);

            reply->writeInt32((int32_t)status);

            if (status == NO_ERROR) {

                reply->writeFloat(playbackRate.mSpeed);

                reply->writeFloat(playbackRate.mPitch);

                reply->writeInt32(playbackRate.mStretchMode);

                reply->writeInt32(playbackRate.mFallbackMode);

            }

            return NO_ERROR;

        } break;

        default:

            return BBinder::onTransact(code, data, reply, flags);

    }

media/libaudioclient/include/media/AudioTrack.h

+23 −1
Original line number Diff line number Diff line
@@ -513,6 +513,18 @@ public: 
     */

            uint32_t    getOriginalSampleRate() const;



    /* Sets the Dual Mono mode presentation on the output device. */

            status_t    setDualMonoMode(audio_dual_mono_mode_t mode);



    /* Returns the Dual Mono mode presentation setting. */

            status_t    getDualMonoMode(audio_dual_mono_mode_t* mode) const;



    /* Sets the Audio Description Mix level in dB. */

            status_t    setAudioDescriptionMixLevel(float leveldB);



    /* Returns the Audio Description Mix level in dB. */

            status_t    getAudioDescriptionMixLevel(float* leveldB) const;



    /* Set source playback rate for timestretch

     * 1.0 is normal speed: < 1.0 is slower, > 1.0 is faster

     * 1.0 is normal pitch: < 1.0 is lower pitch, > 1.0 is higher pitch
@@ -526,7 +538,7 @@ public: 
            status_t    setPlaybackRate(const AudioPlaybackRate &playbackRate);



    /* Return current playback rate */

            const AudioPlaybackRate& getPlaybackRate() const;

            const AudioPlaybackRate& getPlaybackRate();



    /* Enables looping and sets the start and end points of looping.

     * Only supported for static buffer mode.
@@ -1070,6 +1082,12 @@ public: 


            void     updateRoutedDeviceId_l();



            /* Sets the Dual Mono mode presentation on the output device. */

            status_t setDualMonoMode_l(audio_dual_mono_mode_t mode);



            /* Sets the Audio Description Mix level in dB. */

            status_t setAudioDescriptionMixLevel_l(float leveldB);



    // Next 4 fields may be changed if IAudioTrack is re-created, but always != 0

    sp<IAudioTrack>         mAudioTrack;

    sp<IMemory>             mCblkMemory;
@@ -1282,6 +1300,10 @@ private: 


    wp<AudioSystem::AudioDeviceCallback> mDeviceCallback;



    // Cached values to restore along with the AudioTrack.

    audio_dual_mono_mode_t mDualMonoMode = AUDIO_DUAL_MONO_MODE_OFF;

    float mAudioDescriptionMixLeveldB = -std::numeric_limits<float>::infinity();



private:

    class MediaMetrics {

      public:

media/libaudioclient/include/media/IAudioTrack.h

+19 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include <utils/String8.h>

#include <media/AudioTimestamp.h>

#include <media/VolumeShaper.h>

#include <system/audio.h>



namespace android {
@@ -86,6 +87,24 @@ public: 


    /* gets the volume shaper state */

    virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0;



    /* Returns the Dual Mono mode presentation setting. */

    virtual status_t    getDualMonoMode(audio_dual_mono_mode_t* mode) = 0;



    /* Sets the Dual Mono mode presentation on the output device. */

    virtual status_t    setDualMonoMode(audio_dual_mono_mode_t mode) = 0;



    /* Returns the Audio Description Mix level in dB. */

    virtual status_t    getAudioDescriptionMixLevel(float* leveldB) = 0;



    /* Sets the Audio Description Mix level in dB. */

    virtual status_t    setAudioDescriptionMixLevel(float leveldB) = 0;



    /* Retrieves current playback rate parameters. */

    virtual status_t    getPlaybackRateParameters(audio_playback_rate_t* playbackRate) = 0;



    /* Sets the playback rate parameters that control playback behavior. */

    virtual status_t    setPlaybackRateParameters(const audio_playback_rate_t& playbackRate) = 0;

};



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

media/libaudiohal/impl/ConversionHelperHidl.cpp

+9 −1
Original line number Diff line number Diff line
@@ -50,12 +50,20 @@ status_t ConversionHelperHidl::keysFromHal(const String8& keys, hidl_vec<hidl_st 
            halKeys.get(String8(AUDIO_PARAMETER_DEVICE_SUP_ENCAPSULATION_METADATA_TYPES),

                        value) == NO_ERROR;



    const bool keepDelayValue =

            halKeys.get(String8(AUDIO_PARAMETER_DEVICE_ADDITIONAL_OUTPUT_DELAY),

                        value) == NO_ERROR ||

            halKeys.get(String8(AUDIO_PARAMETER_DEVICE_MAX_ADDITIONAL_OUTPUT_DELAY),

                        value) == NO_ERROR;



    for (size_t i = 0; i < halKeys.size(); ++i) {

        String8 key;

        status_t status = halKeys.getAt(i, key);

        if (status != OK) return status;

        if ((keepFormatValue && key == AudioParameter::keyFormat) ||

            (keepRoutingValue && key == AudioParameter::keyRouting)) {

            (keepRoutingValue && key == AudioParameter::keyRouting) ||

            (keepDelayValue && key == AUDIO_PARAMETER_DEVICE_ADDITIONAL_OUTPUT_DELAY) ||

            (keepDelayValue && key == AUDIO_PARAMETER_DEVICE_MAX_ADDITIONAL_OUTPUT_DELAY)) {

            AudioParameter keepValueParam;

            halKeys.getAt(i, key, value);

            keepValueParam.add(key, value);