Merge "APM: apply volumes when abs volume stream changes" into main

    ALOGI("%s: deviceType 0x%X, enabled %d, streamToDriveAbs %d", __func__, deviceType, enabled,

          streamToDriveAbs);

    if (!enabled) {

        mAbsoluteVolumeDrivingStreams.erase(deviceType);

        return NO_ERROR;

    }

    bool changed = false;

    audio_attributes_t attributesToDriveAbs = mEngine->getAttributesForStreamType(streamToDriveAbs);

    if (enabled) {

        if (attributesToDriveAbs == AUDIO_ATTRIBUTES_INITIALIZER) {

            ALOGW("%s: no attributes for stream %s, bailing out", __func__,

                  toString(streamToDriveAbs).c_str());

            return BAD_VALUE;

        }

        if (mAbsoluteVolumeDrivingStreams[deviceType] != attributesToDriveAbs) {

            mAbsoluteVolumeDrivingStreams[deviceType] = attributesToDriveAbs;

            changed = true;

        }

    } else {

        if (mAbsoluteVolumeDrivingStreams.find(deviceType) != mAbsoluteVolumeDrivingStreams.end()) {

            mAbsoluteVolumeDrivingStreams.erase(deviceType);

            changed = true;

        }

    }

    // if something changed, apply the stream volumes regarding the new absolute mode to all the

    // outputs without any delay

    if (changed) {

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

            sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);

            ALOGV("%s: apply stream volumes for portId %d", __func__, desc->getId());

            applyStreamVolumes(desc, {deviceType});

        }

    }

    return NO_ERROR;

}