Merge "Fix mute issue when changing audio routes" (a8a2aa77) · Commits · e / os / android_frameworks_base

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

+57 −19

Original line number	Diff line number	Diff line
		@@ -1282,7 +1282,6 @@ public class AudioService extends IAudioService.Stub
		}

		if (isPlatformTelevision()) {
		checkAddAllFixedVolumeDevices(AudioSystem.DEVICE_OUT_HDMI, caller);
		synchronized (mHdmiClientLock) {
		if (mHdmiManager != null && mHdmiPlaybackClient != null) {
		updateHdmiCecSinkLocked(mHdmiCecSink \| false);
		@@ -1302,9 +1301,33 @@ public class AudioService extends IAudioService.Stub
		}
		}

		private void checkAddAllFixedVolumeDevices(int device, String caller) {
		/**
		* Update volume states for the given device.
		*
		* This will initialize the volume index if no volume index is available.
		* If the device is the currently routed device, fixed/full volume policies will be applied.
		*
		* @param device a single audio device, ensure that this is not a devices bitmask
		* @param caller caller of this method
		*/
		private void updateVolumeStatesForAudioDevice(int device, String caller) {
		final int numStreamTypes = AudioSystem.getNumStreamTypes();
		for (int streamType = 0; streamType < numStreamTypes; streamType++) {
		updateVolumeStates(device, streamType, caller);
		}
		}

		/**
		* Update volume states for the given device and given stream.
		*
		* This will initialize the volume index if no volume index is available.
		* If the device is the currently routed device, fixed/full volume policies will be applied.
		*
		* @param device a single audio device, ensure that this is not a devices bitmask
		* @param streamType streamType to be updated
		* @param caller caller of this method
		*/
		private void updateVolumeStates(int device, int streamType, String caller) {
		if (!mStreamStates[streamType].hasIndexForDevice(device)) {
		// set the default value, if device is affected by a full/fix/abs volume rule, it
		// will taken into account in checkFixedVolumeDevices()
		@@ -1313,14 +1336,22 @@ public class AudioService extends IAudioService.Stub
		.getIndex(AudioSystem.DEVICE_OUT_DEFAULT),
		device, caller, true /hasModifyAudioSettings/);
		}

		// Check if device to be updated is routed for the given audio stream
		List<AudioDeviceAttributes> devicesForAttributes = getDevicesForAttributes(
		new AudioAttributes.Builder().setInternalLegacyStreamType(streamType).build());
		for (AudioDeviceAttributes deviceAttributes : devicesForAttributes) {
		if (deviceAttributes.getType() == AudioDeviceInfo.convertInternalDeviceToDeviceType(
		device)) {
		mStreamStates[streamType].checkFixedVolumeDevices();

		// Unmute streams if device is full volume
		if (mFullVolumeDevices.contains(device)) {
		// Unmute streams if required if device is full volume
		if (isStreamMute(streamType) && mFullVolumeDevices.contains(device)) {
		mStreamStates[streamType].mute(false);
		}
		}
		}
		}

		private void checkAllFixedVolumeDevices()
		{
		@@ -4901,7 +4932,15 @@ public class AudioService extends IAudioService.Stub
		synchronized (VolumeStreamState.class) {
		for (int stream = 0; stream < mStreamStates.length; stream++) {
		if (stream != skipStream) {
		mStreamStates[stream].observeDevicesForStream_syncVSS(false /checkOthers/);
		int devices = mStreamStates[stream].observeDevicesForStream_syncVSS(
		false /checkOthers/);

		Set<Integer> devicesSet = AudioSystem.generateAudioDeviceTypesSet(devices);
		for (Integer device : devicesSet) {
		// Update volume states for devices routed for the stream
		updateVolumeStates(device, stream,
		"AudioService#observeDevicesForStreams");
		}
		}
		}
		}
		@@ -4970,7 +5009,7 @@ public class AudioService extends IAudioService.Stub
		+ Integer.toHexString(audioSystemDeviceOut) + " from:" + caller));
		// make sure we have a volume entry for this device, and that volume is updated according
		// to volume behavior
		checkAddAllFixedVolumeDevices(audioSystemDeviceOut, "setDeviceVolumeBehavior:" + caller);
		updateVolumeStatesForAudioDevice(audioSystemDeviceOut, "setDeviceVolumeBehavior:" + caller);
		}

		/**
		@@ -7192,11 +7231,10 @@ public class AudioService extends IAudioService.Stub
		// HDMI output
		removeAudioSystemDeviceOutFromFullVolumeDevices(AudioSystem.DEVICE_OUT_HDMI);
		}
		}

		checkAddAllFixedVolumeDevices(AudioSystem.DEVICE_OUT_HDMI,
		updateVolumeStatesForAudioDevice(AudioSystem.DEVICE_OUT_HDMI,
		"HdmiPlaybackClient.DisplayStatusCallback");
		}
		}

		private class MyHdmiControlStatusChangeListenerCallback
		implements HdmiControlManager.HdmiControlStatusChangeListener {