am b4355ec3: Merge "audioservice: system audio control in master volume mode" into lmp-mr1-dev (bfe763d1) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioService.java

+59 −47

Original line number	Diff line number	Diff line
		@@ -1124,20 +1124,11 @@ public class AudioService extends IAudioService.Stub {

		// Check if volume update should be send to Hdmi system audio.
		int newIndex = mStreamStates[streamType].getIndex(device);
		if (streamTypeAlias == AudioSystem.STREAM_MUSIC) {
		setSystemAudioVolume(oldIndex, newIndex, getStreamMaxVolume(streamType), flags);
		}
		if (mHdmiManager != null) {
		synchronized (mHdmiManager) {
		if (mHdmiTvClient != null &&
		streamTypeAlias == AudioSystem.STREAM_MUSIC &&
		(flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) == 0 &&
		oldIndex != newIndex) {
		int maxIndex = getStreamMaxVolume(streamType);
		synchronized (mHdmiTvClient) {
		if (mHdmiSystemAudioSupported) {
		mHdmiTvClient.setSystemAudioVolume(
		(oldIndex + 5) / 10, (newIndex + 5) / 10, maxIndex);
		}
		}
		}
		// mHdmiCecSink true => mHdmiPlaybackClient != null
		if (mHdmiCecSink &&
		streamTypeAlias == AudioSystem.STREAM_MUSIC &&
		@@ -1156,6 +1147,23 @@ public class AudioService extends IAudioService.Stub {
		sendVolumeUpdate(streamType, oldIndex, index, flags);
		}

		private void setSystemAudioVolume(int oldVolume, int newVolume, int maxVolume, int flags) {
		if (mHdmiManager == null
		\|\| mHdmiTvClient == null
		\|\| oldVolume == newVolume
		\|\| (flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) != 0) return;

		// Sets the audio volume of AVR when we are in system audio mode. The new volume info
		// is tranformed to HDMI-CEC commands and passed through CEC bus.
		synchronized (mHdmiManager) {
		if (!mHdmiSystemAudioSupported) return;
		synchronized (mHdmiTvClient) {
		mHdmiTvClient.setSystemAudioVolume(
		(oldVolume + 5) / 10, (newVolume + 5) / 10, maxVolume);
		}
		}
		}

		/** @see AudioManager#adjustMasterVolume(int, int) */
		public void adjustMasterVolume(int steps, int flags, String callingPackage) {
		adjustMasterVolume(steps, flags, callingPackage, Binder.getCallingUid());
		@@ -1267,21 +1275,8 @@ public class AudioService extends IAudioService.Stub {
		}
		}

		if (mHdmiManager != null) {
		synchronized (mHdmiManager) {
		if (mHdmiTvClient != null &&
		streamTypeAlias == AudioSystem.STREAM_MUSIC &&
		(flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) == 0 &&
		oldIndex != index) {
		int maxIndex = getStreamMaxVolume(streamType);
		synchronized (mHdmiTvClient) {
		if (mHdmiSystemAudioSupported) {
		mHdmiTvClient.setSystemAudioVolume(
		(oldIndex + 5) / 10, (index + 5) / 10, maxIndex);
		}
		}
		}
		}
		if (streamTypeAlias == AudioSystem.STREAM_MUSIC) {
		setSystemAudioVolume(oldIndex, index, getStreamMaxVolume(streamType), flags);
		}

		flags &= ~AudioManager.FLAG_FIXED_VOLUME;
		@@ -1422,15 +1417,8 @@ public class AudioService extends IAudioService.Stub {
		streamType = AudioSystem.STREAM_NOTIFICATION;
		}

		// If Hdmi-CEC system audio mode is on, show volume bar
		// only when TV receives volume notification from Audio Receiver.
		if (mHdmiTvClient != null && streamType == AudioSystem.STREAM_MUSIC) {
		synchronized (mHdmiTvClient) {
		if (mHdmiSystemAudioSupported &&
		((flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) == 0)) {
		flags &= ~AudioManager.FLAG_SHOW_UI;
		}
		}
		if (streamType == AudioSystem.STREAM_MUSIC) {
		flags = updateFlagsForSystemAudio(flags);
		}
		mVolumeController.postVolumeChanged(streamType, flags);

		@@ -1445,9 +1433,23 @@ public class AudioService extends IAudioService.Stub {
		}
		}

		// If Hdmi-CEC system audio mode is on, we show volume bar only when TV
		// receives volume notification from Audio Receiver.
		private int updateFlagsForSystemAudio(int flags) {
		if (mHdmiTvClient != null) {
		synchronized (mHdmiTvClient) {
		if (mHdmiSystemAudioSupported &&
		((flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) == 0)) {
		flags &= ~AudioManager.FLAG_SHOW_UI;
		}
		}
		}
		return flags;
		}

		// UI update and Broadcast Intent
		private void sendMasterVolumeUpdate(int flags, int oldVolume, int newVolume) {
		mVolumeController.postMasterVolumeChanged(flags);
		mVolumeController.postMasterVolumeChanged(updateFlagsForSystemAudio(flags));

		Intent intent = new Intent(AudioManager.MASTER_VOLUME_CHANGED_ACTION);
		intent.putExtra(AudioManager.EXTRA_PREV_MASTER_VOLUME_VALUE, oldVolume);
		@@ -1457,7 +1459,7 @@ public class AudioService extends IAudioService.Stub {

		// UI update and Broadcast Intent
		private void sendMasterMuteUpdate(boolean muted, int flags) {
		mVolumeController.postMasterMuteChanged(flags);
		mVolumeController.postMasterMuteChanged(updateFlagsForSystemAudio(flags));
		broadcastMasterMuteStatus(muted);
		}

		@@ -1517,20 +1519,28 @@ public class AudioService extends IAudioService.Stub {
		}

		if (isStreamAffectedByMute(streamType)) {
		if (mHdmiManager != null) {
		if (streamType == AudioSystem.STREAM_MUSIC) {
		setSystemAudioMute(state);
		}
		mStreamStates[streamType].mute(cb, state);
		}
		}

		private void setSystemAudioMute(boolean state) {
		if (mHdmiManager == null \|\| mHdmiTvClient == null) return;
		synchronized (mHdmiManager) {
		if (streamType == AudioSystem.STREAM_MUSIC && mHdmiTvClient != null) {
		final long token = Binder.clearCallingIdentity();
		try {
		synchronized (mHdmiTvClient) {
		if (mHdmiSystemAudioSupported) {
		mHdmiTvClient.setSystemAudioMute(state);
		}
		}
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}
		}
		mStreamStates[streamType].mute(cb, state);
		}
		}

		/** get stream mute state. */
		public boolean isStreamMute(int streamType) {
		@@ -1649,6 +1659,7 @@ public class AudioService extends IAudioService.Stub {
		return;
		}
		if (state != AudioSystem.getMasterMute()) {
		setSystemAudioMute(state);
		AudioSystem.setMasterMute(state);
		// Post a persist master volume msg
		sendMsg(mAudioHandler, MSG_PERSIST_MASTER_VOLUME_MUTE, SENDMSG_REPLACE, state ? 1
		@@ -1729,6 +1740,7 @@ public class AudioService extends IAudioService.Stub {
		// Post a persist master volume msg
		sendMsg(mAudioHandler, MSG_PERSIST_MASTER_VOLUME, SENDMSG_REPLACE,
		Math.round(volume * (float)1000.0), 0, null, PERSIST_DELAY);
		setSystemAudioVolume(oldVolume, newVolume, getMasterMaxVolume(), flags);
		}
		// Send the volume update regardless whether there was a change.
		sendMasterVolumeUpdate(flags, oldVolume, newVolume);