Merge "AudioService: manage hearing aid volume for calls" into qt-dev (1e0b25bc) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/audio/AudioDeviceBroker.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -771,7 +771,7 @@ import com.android.internal.annotations.GuardedBy;
		case MSG_L_SCOCLIENT_DIED:
		synchronized (mSetModeLock) {
		synchronized (mDeviceStateLock) {
		mBtHelper.scoClientDied(msg.arg1);
		mBtHelper.scoClientDied(msg.obj);
		}
		}
		break;

services/core/java/com/android/server/audio/AudioService.java

+52 −1

Original line number	Diff line number	Diff line
		@@ -519,6 +519,10 @@ public class AudioService extends IAudioService.Stub
		AudioSystem.DEVICE_OUT_AUX_LINE;
		// Devices for which the volume is always max, no volume panel
		int mFullVolumeDevices = 0;
		// Devices for the which use the "absolute volume" concept (framework sends audio signal
		// full scale, and volume control separately) and can be used for multiple use cases reflected
		// by the audio mode (e.g. media playback in MODE_NORMAL, and phone calls in MODE_IN_CALL).
		int mAbsVolumeMultiModeCaseDevices = AudioSystem.DEVICE_OUT_HEARING_AID;

		private final boolean mMonitorRotation;

		@@ -2050,6 +2054,49 @@ public class AudioService extends IAudioService.Stub
		}
		}

		/**
		* Manage an audio mode change for audio devices that use an "absolute volume" model,
		* i.e. the framework sends the full scale signal, and the actual volume for the use case
		* is communicated separately.
		*/
		void updateAbsVolumeMultiModeDevices(int oldMode, int newMode) {
		if (oldMode == newMode) {
		return;
		}
		int streamType = AudioSystem.STREAM_MUSIC;
		switch (newMode) {
		case AudioSystem.MODE_IN_COMMUNICATION:
		case AudioSystem.MODE_IN_CALL:
		streamType = AudioSystem.STREAM_VOICE_CALL;
		break;
		case AudioSystem.MODE_NORMAL:
		streamType = AudioSystem.STREAM_MUSIC;
		break;
		case AudioSystem.MODE_RINGTONE:
		// not changing anything for ringtone
		return;
		case AudioSystem.MODE_CURRENT:
		case AudioSystem.MODE_INVALID:
		default:
		// don't know what to do in this case, better bail
		return;
		}
		final int device = AudioSystem.getDevicesForStream(streamType);
		if ((device & mAbsVolumeMultiModeCaseDevices) == 0) {
		return;
		}

		// handling of specific interfaces goes here:
		if ((device & mAbsVolumeMultiModeCaseDevices) == AudioSystem.DEVICE_OUT_HEARING_AID) {
		final int index = getStreamVolume(streamType);
		mModeLogger.log(new AudioEventLogger.StringEvent("setMode to "
		+ AudioSystem.modeToString(newMode)
		+ " causes setting HEARING_AID volume to idx:" + index
		+ " stream:" + AudioSystem.streamToString(streamType)));
		mDeviceBroker.postSetHearingAidVolumeIndex(index * 10, streamType);
		}
		}

		private void setStreamVolume(int streamType, int index, int flags, String callingPackage,
		String caller, int uid) {
		if (DEBUG_VOL) {
		@@ -3039,9 +3086,9 @@ public class AudioService extends IAudioService.Stub
		}
		}

		// must be called synchronized on mSetModeLock
		// setModeInt() returns a valid PID if the audio mode was successfully set to
		// any mode other than NORMAL.
		@GuardedBy("mDeviceBroker.mSetModeLock")
		private int setModeInt(int mode, IBinder cb, int pid, String caller) {
		if (DEBUG_MODE) { Log.v(TAG, "setModeInt(mode=" + mode + ", pid=" + pid + ", caller="
		+ caller + ")"); }
		@@ -3063,6 +3110,7 @@ public class AudioService extends IAudioService.Stub
		break;
		}
		}
		final int oldMode = mMode;
		int status = AudioSystem.AUDIO_STATUS_OK;
		int actualMode;
		do {
		@@ -3134,6 +3182,9 @@ public class AudioService extends IAudioService.Stub
		setStreamVolumeInt(mStreamVolumeAlias[streamType], index, device, true, caller);

		updateStreamVolumeAlias(true /updateVolumes/, caller);

		// change of mode may require volume to be re-applied on some devices
		updateAbsVolumeMultiModeDevices(oldMode, actualMode);
		}
		return newModeOwnerPid;
		}