Maintain an internal state selectable and deselectable routes for AudioManagerRouteController. (db34563e) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/media/AudioManagerRouteController.java

+50 −31

Original line number	Diff line number	Diff line
		@@ -123,6 +123,12 @@ import java.util.concurrent.CopyOnWriteArrayList;
		@GuardedBy("this")
		private List<MediaRoute2Info> mSelectedRoutes = Collections.emptyList();

		@GuardedBy("this")
		private List<MediaRoute2Info> mDeselectableRoutes = Collections.emptyList();

		@GuardedBy("this")
		private List<MediaRoute2Info> mSelectableRoutes = Collections.emptyList();

		// A singleton AudioManagerRouteController.
		private static AudioManagerRouteController mInstance;

		@@ -289,37 +295,14 @@ import java.util.concurrent.CopyOnWriteArrayList;

		@Override
		@NonNull
		public List<MediaRoute2Info> getSelectableRoutes() {
		List<MediaRoute2Info> selectedRoutes;
		List<MediaRoute2Info> availableRoutes;
		synchronized (this) {
		selectedRoutes = getSelectedRoutes();
		availableRoutes = getAvailableRoutes();
		}
		if (!mBluetoothRouteController.isLEAudioBroadcastSupported()
		\|\| currentOutputIsBLEBroadcast()
		\|\| selectedRoutes.getFirst().getType() != MediaRoute2Info.TYPE_BLE_HEADSET
		\|\| selectedRoutes.size() >= mBroadcastingMaxSinks) {
		return Collections.emptyList();
		} else {
		return availableRoutes.stream()
		.filter(
		route ->
		!selectedRoutes.contains(route)
		&& route.getType() == MediaRoute2Info.TYPE_BLE_HEADSET)
		.toList();
		}
		public synchronized List<MediaRoute2Info> getSelectableRoutes() {
		return mSelectableRoutes;
		}

		@Override
		@NonNull
		public List<MediaRoute2Info> getDeselectableRoutes() {
		if (currentOutputIsBLEBroadcast()) {
		// When broadcasting, all selected routes are deselectable.
		return getSelectedRoutes();
		} else {
		return Collections.emptyList();
		}
		public synchronized List<MediaRoute2Info> getDeselectableRoutes() {
		return mDeselectableRoutes;
		}

		@Override
		@@ -538,6 +521,10 @@ import java.util.concurrent.CopyOnWriteArrayList;
		selectedDeviceAttributesAddr = selectedDeviceAttributes.getAddress();
		}

		boolean isLEAudioBroadcastSupported =
		com.android.media.flags.Flags.enableOutputSwitcherPersonalAudioSharing()
		&& mBluetoothRouteController.isLEAudioBroadcastSupported();

		updateAvailableRoutes(
		selectedDeviceAttributesType,
		selectedDeviceAttributesAddr,
		@@ -546,7 +533,8 @@ import java.util.concurrent.CopyOnWriteArrayList;
		.getAvailableBluetoothRoutes(),
		/* musicVolume= */ mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC),
		/* musicMaxVolume= */ mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC),
		/* isVolumeFixed= */ mAudioManager.isVolumeFixed());
		/* isVolumeFixed= */ mAudioManager.isVolumeFixed(),
		/* isLEAudioBroadcastSupported= */ isLEAudioBroadcastSupported);
		}

		/**
		@@ -578,14 +566,17 @@ import java.util.concurrent.CopyOnWriteArrayList;
		List<MediaRoute2Info> availableBluetoothRoutes,
		int musicVolume,
		int musicMaxVolume,
		boolean isVolumeFixed) {
		boolean isVolumeFixed,
		boolean isLEAudioBroadcastSupported) {
		mRouteIdToAvailableDeviceRoutes.clear();
		MediaRoute2InfoHolder newSelectedRouteHolder = null;
		List<MediaRoute2InfoHolder> newSelectedRouteInfoHoldersInBroadcast = new ArrayList<>();

		boolean currentOutputIsBLEBroadcast =
		selectedDeviceAttributesType == AudioDeviceInfo.TYPE_BLE_BROADCAST;
		if (com.android.media.flags.Flags.enableOutputSwitcherPersonalAudioSharing()) {
		// When broadcasting, certain audioDeviceInfos from AudioManager are not reliable.
		if (selectedDeviceAttributesType == AudioDeviceInfo.TYPE_BLE_BROADCAST) {
		if (currentOutputIsBLEBroadcast) {
		for (MediaRoute2Info mediaRoute2Info :
		mBluetoothRouteController.getBroadcastingDeviceRoutes()) {
		// Need to reconstruct MediaRoute2Info from BluetoothDeviceRoutesController
		@@ -600,7 +591,7 @@ import java.util.concurrent.CopyOnWriteArrayList;

		for (AudioDeviceInfo audioDeviceInfo : audioDeviceInfos) {
		if (com.android.media.flags.Flags.enableOutputSwitcherPersonalAudioSharing()) {
		if (audioDeviceInfo.getType() == AudioDeviceInfo.TYPE_BLE_BROADCAST) {
		if (currentOutputIsBLEBroadcast) {
		// Handled previously
		continue;
		}
		@@ -698,6 +689,34 @@ import java.util.concurrent.CopyOnWriteArrayList;
		.map(MediaRoute2InfoHolder::createForInactiveBluetoothRoute)
		.forEach(
		it -> mRouteIdToAvailableDeviceRoutes.put(it.mMediaRoute2Info.getId(), it));

		if (com.android.media.flags.Flags.enableOutputSwitcherPersonalAudioSharing()) {
		if (!isLEAudioBroadcastSupported) {
		mDeselectableRoutes = Collections.emptyList();
		mSelectableRoutes = Collections.emptyList();
		} else {
		mDeselectableRoutes =
		currentOutputIsBLEBroadcast ? mSelectedRoutes : Collections.emptyList();

		if (currentOutputIsBLEBroadcast
		\|\| mSelectedRoutes.getFirst().getType()
		!= MediaRoute2Info.TYPE_BLE_HEADSET) {
		mSelectableRoutes = Collections.emptyList();
		} else {
		mSelectableRoutes =
		mRouteIdToAvailableDeviceRoutes.values().stream()
		.filter(
		holder ->
		!mSelectedRoutes.contains(
		holder.mMediaRoute2Info)
		&& holder.mMediaRoute2Info.getType()
		== MediaRoute2Info
		.TYPE_BLE_HEADSET)
		.map(holder -> holder.mMediaRoute2Info)
		.toList();
		}
		}
		}
		}

		private MediaRoute2InfoHolder createPlaceholderBuiltinSpeakerRoute() {