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Commit 5224677e authored by Eric Laurent's avatar Eric Laurent Committed by Automerger Merge Worker
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Spatializer: add output changed method on native callback am: 4a872860 am: 84440724 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/16032597

Change-Id: I34fecc217ed14559aa9d89b6bdca273e382870f7
parents ce167b5a 84440724

media/libaudioclient/aidl/android/media/INativeSpatializerCallback.aidl

+5 −0
Original line number Diff line number Diff line
@@ -31,4 +31,9 @@ oneway interface INativeSpatializerCallback { 
     * (e.g. when the spatializer is enabled or disabled)

     */

    void onLevelChanged(SpatializationLevel level);



    /** Called when the output stream the Spatializer is attached to changes.

     * Indicates the IO Handle of the new output.

     */

    void onOutputChanged(int output);

}

services/audiopolicy/service/Spatializer.cpp

+31 −11
Original line number Diff line number Diff line
@@ -627,6 +627,9 @@ void Spatializer::onActualModeChangeMsg(HeadTrackingMode mode) { 


status_t Spatializer::attachOutput(audio_io_handle_t output) {

    std::shared_ptr<SpatializerPoseController> poseController;

    bool outputChanged = false;

    sp<media::INativeSpatializerCallback> callback;



    {

        std::lock_guard lock(mLock);

        ALOGV("%s output %d mOutput %d", __func__, (int)output, (int)mOutput);
@@ -654,6 +657,7 @@ status_t Spatializer::attachOutput(audio_io_handle_t output) { 
                             std::vector<SpatializerHeadTrackingMode>{mActualHeadTrackingMode});



        mEngine->setEnabled(true);

        outputChanged = mOutput != output;

        mOutput = output;



        if (mSupportsHeadTracking) {
@@ -668,17 +672,26 @@ status_t Spatializer::attachOutput(audio_io_handle_t output) { 
            mPoseController->setDisplayOrientation(mDisplayOrientation);

            poseController = mPoseController;

        }

        callback = mSpatializerCallback;

    }

    if (poseController != nullptr) {

        poseController->waitUntilCalculated();

    }



    if (outputChanged && callback != nullptr) {

        callback->onOutputChanged(output);

    }



    return NO_ERROR;

}



audio_io_handle_t Spatializer::detachOutput() {

    audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;

    sp<media::INativeSpatializerCallback> callback;



    {

        std::lock_guard lock(mLock);

        ALOGV("%s mOutput %d", __func__, (int)mOutput);

    audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;

        if (mOutput == AUDIO_IO_HANDLE_NONE) {

            return output;

        }
@@ -688,6 +701,13 @@ audio_io_handle_t Spatializer::detachOutput() { 
        output = mOutput;

        mOutput = AUDIO_IO_HANDLE_NONE;

        mPoseController.reset();



        callback = mSpatializerCallback;

    }



    if (callback != nullptr) {

        callback->onOutputChanged(AUDIO_IO_HANDLE_NONE);

    }

    return output;

}