Add Audio Manager support for Bluetooth A2DP Sink profile (0a40ec21) · Commits · e / os / android_frameworks_base

core/java/android/bluetooth/BluetoothProfile.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -103,6 +103,12 @@ public interface BluetoothProfile {
		*/
		public static final int MAP = 9;

		/**
		* A2DP Sink Profile
		* @hide
		*/
		public static final int A2DP_SINK = 10;

		/**
		* Default priority for devices that we try to auto-connect to and
		* and allow incoming connections for the profile

media/java/android/media/AudioManager.java

+7 −3

Original line number	Diff line number	Diff line
		@@ -2818,18 +2818,22 @@ public class AudioManager {
		}

		/**
		* Indicate A2DP sink connection state change.
		* Indicate A2DP source or sink connection state change.
		* @param device Bluetooth device connected/disconnected
		* @param state new connection state (BluetoothProfile.STATE_xxx)
		* @param profile profile for the A2DP device
		* (either {@link android.bluetooth.BluetoothProfile.A2DP} or
		* {@link android.bluetooth.BluetoothProfile.A2DP_SINK})
		* @return a delay in ms that the caller should wait before broadcasting
		* BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED intent.
		* {@hide}
		*/
		public int setBluetoothA2dpDeviceConnectionState(BluetoothDevice device, int state) {
		public int setBluetoothA2dpDeviceConnectionState(BluetoothDevice device, int state,
		int profile) {
		IAudioService service = getService();
		int delay = 0;
		try {
		delay = service.setBluetoothA2dpDeviceConnectionState(device, state);
		delay = service.setBluetoothA2dpDeviceConnectionState(device, state, profile);
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in setBluetoothA2dpDeviceConnectionState "+e);
		} finally {

media/java/android/media/AudioService.java

+98 −13

Original line number	Diff line number	Diff line
		@@ -169,7 +169,8 @@ public class AudioService extends IAudioService.Stub {
		// these messages can only be queued, i.e. sent with queueMsgUnderWakeLock(),
		// and not with sendMsg(..., ..., SENDMSG_QUEUE, ...)
		private static final int MSG_SET_WIRED_DEVICE_CONNECTION_STATE = 100;
		private static final int MSG_SET_A2DP_CONNECTION_STATE = 101;
		private static final int MSG_SET_A2DP_SRC_CONNECTION_STATE = 101;
		private static final int MSG_SET_A2DP_SINK_CONNECTION_STATE = 102;
		// end of messages handled under wakelock

		private static final int BTA2DP_DOCK_TIMEOUT_MILLIS = 8000;
		@@ -2374,7 +2375,7 @@ public class AudioService extends IAudioService.Stub {
		AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP,
		(state == BluetoothA2dp.STATE_CONNECTED) ? 1 : 0);
		queueMsgUnderWakeLock(mAudioHandler,
		MSG_SET_A2DP_CONNECTION_STATE,
		MSG_SET_A2DP_SINK_CONNECTION_STATE,
		state,
		0,
		btDevice,
		@@ -2384,6 +2385,22 @@ public class AudioService extends IAudioService.Stub {
		}
		break;

		case BluetoothProfile.A2DP_SINK:
		deviceList = proxy.getConnectedDevices();
		if (deviceList.size() > 0) {
		btDevice = deviceList.get(0);
		synchronized (mConnectedDevices) {
		int state = proxy.getConnectionState(btDevice);
		queueMsgUnderWakeLock(mAudioHandler,
		MSG_SET_A2DP_SRC_CONNECTION_STATE,
		state,
		0,
		btDevice,
		0 /* delay */);
		}
		}
		break;

		case BluetoothProfile.HEADSET:
		synchronized (mScoClients) {
		// Discard timeout message
		@@ -2452,6 +2469,15 @@ public class AudioService extends IAudioService.Stub {
		}
		break;

		case BluetoothProfile.A2DP_SINK:
		synchronized (mConnectedDevices) {
		if (mConnectedDevices.containsKey(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP)) {
		makeA2dpSrcUnavailable(
		mConnectedDevices.get(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP));
		}
		}
		break;

		case BluetoothProfile.HEADSET:
		synchronized (mScoClients) {
		mBluetoothHeadset = null;
		@@ -2863,14 +2889,22 @@ public class AudioService extends IAudioService.Stub {
		}
		}

		public int setBluetoothA2dpDeviceConnectionState(BluetoothDevice device, int state)
		public int setBluetoothA2dpDeviceConnectionState(BluetoothDevice device, int state, int profile)
		{
		int delay;
		if (profile != BluetoothProfile.A2DP && profile != BluetoothProfile.A2DP_SINK) {
		throw new IllegalArgumentException("invalid profile " + profile);
		}
		synchronized (mConnectedDevices) {
		if (profile == BluetoothProfile.A2DP) {
		delay = checkSendBecomingNoisyIntent(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP,
		(state == BluetoothA2dp.STATE_CONNECTED) ? 1 : 0);
		} else {
		delay = 0;
		}
		queueMsgUnderWakeLock(mAudioHandler,
		MSG_SET_A2DP_CONNECTION_STATE,
		(profile == BluetoothProfile.A2DP ?
		MSG_SET_A2DP_SINK_CONNECTION_STATE : MSG_SET_A2DP_SRC_CONNECTION_STATE),
		state,
		0,
		device,
		@@ -3726,8 +3760,13 @@ public class AudioService extends IAudioService.Stub {
		mAudioEventWakeLock.release();
		break;

		case MSG_SET_A2DP_CONNECTION_STATE:
		onSetA2dpConnectionState((BluetoothDevice)msg.obj, msg.arg1);
		case MSG_SET_A2DP_SRC_CONNECTION_STATE:
		onSetA2dpSourceConnectionState((BluetoothDevice)msg.obj, msg.arg1);
		mAudioEventWakeLock.release();
		break;

		case MSG_SET_A2DP_SINK_CONNECTION_STATE:
		onSetA2dpSinkConnectionState((BluetoothDevice)msg.obj, msg.arg1);
		mAudioEventWakeLock.release();
		break;

		@@ -3853,6 +3892,23 @@ public class AudioService extends IAudioService.Stub {

		}

		// must be called synchronized on mConnectedDevices
		private void makeA2dpSrcAvailable(String address) {
		AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP,
		AudioSystem.DEVICE_STATE_AVAILABLE,
		address);
		mConnectedDevices.put( new Integer(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP),
		address);
		}

		// must be called synchronized on mConnectedDevices
		private void makeA2dpSrcUnavailable(String address) {
		AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP,
		AudioSystem.DEVICE_STATE_UNAVAILABLE,
		address);
		mConnectedDevices.remove(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP);
		}

		// must be called synchronized on mConnectedDevices
		private void cancelA2dpDeviceTimeout() {
		mAudioHandler.removeMessages(MSG_BTA2DP_DOCK_TIMEOUT);
		@@ -3863,9 +3919,11 @@ public class AudioService extends IAudioService.Stub {
		return mAudioHandler.hasMessages(MSG_BTA2DP_DOCK_TIMEOUT);
		}

		private void onSetA2dpConnectionState(BluetoothDevice btDevice, int state)
		private void onSetA2dpSinkConnectionState(BluetoothDevice btDevice, int state)
		{
		if (DEBUG_VOL) Log.d(TAG, "onSetA2dpConnectionState btDevice="+btDevice+" state="+state);
		if (DEBUG_VOL) {
		Log.d(TAG, "onSetA2dpSinkConnectionState btDevice="+btDevice+"state="+state);
		}
		if (btDevice == null) {
		return;
		}
		@@ -3924,6 +3982,32 @@ public class AudioService extends IAudioService.Stub {
		}
		}

		private void onSetA2dpSourceConnectionState(BluetoothDevice btDevice, int state)
		{
		if (DEBUG_VOL) {
		Log.d(TAG, "onSetA2dpSourceConnectionState btDevice="+btDevice+" state="+state);
		}
		if (btDevice == null) {
		return;
		}
		String address = btDevice.getAddress();
		if (!BluetoothAdapter.checkBluetoothAddress(address)) {
		address = "";
		}

		synchronized (mConnectedDevices) {
		boolean isConnected =
		(mConnectedDevices.containsKey(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP) &&
		mConnectedDevices.get(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP).equals(address));

		if (isConnected && state != BluetoothProfile.STATE_CONNECTED) {
		makeA2dpSrcUnavailable(address);
		} else if (!isConnected && state == BluetoothProfile.STATE_CONNECTED) {
		makeA2dpSrcAvailable(address);
		}
		}
		}

		public void avrcpSupportsAbsoluteVolume(String address, boolean support) {
		// address is not used for now, but may be used when multiple a2dp devices are supported
		synchronized (mA2dpAvrcpLock) {
		@@ -3989,7 +4073,8 @@ public class AudioService extends IAudioService.Stub {
		}
		}

		if (mAudioHandler.hasMessages(MSG_SET_A2DP_CONNECTION_STATE) \|\|
		if (mAudioHandler.hasMessages(MSG_SET_A2DP_SRC_CONNECTION_STATE) \|\|
		mAudioHandler.hasMessages(MSG_SET_A2DP_SINK_CONNECTION_STATE) \|\|
		mAudioHandler.hasMessages(MSG_SET_WIRED_DEVICE_CONNECTION_STATE)) {
		delay = 1000;
		}

media/java/android/media/AudioSystem.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -299,7 +299,7 @@ public class AudioSystem
		public static final int DEVICE_IN_TV_TUNER = DEVICE_BIT_IN \| 0x4000;
		public static final int DEVICE_IN_LINE = DEVICE_BIT_IN \| 0x8000;
		public static final int DEVICE_IN_SPDIF = DEVICE_BIT_IN \| 0x10000;

		public static final int DEVICE_IN_BLUETOOTH_A2DP = DEVICE_BIT_IN \| 0x20000;
		public static final int DEVICE_IN_DEFAULT = DEVICE_BIT_IN \| DEVICE_BIT_DEFAULT;

		public static final int DEVICE_IN_ALL = (DEVICE_IN_COMMUNICATION \|
		@@ -319,6 +319,7 @@ public class AudioSystem
		DEVICE_IN_TV_TUNER \|
		DEVICE_IN_LINE \|
		DEVICE_IN_SPDIF \|
		DEVICE_IN_BLUETOOTH_A2DP \|
		DEVICE_IN_DEFAULT);
		public static final int DEVICE_IN_ALL_SCO = DEVICE_IN_BLUETOOTH_SCO_HEADSET;
		public static final int DEVICE_IN_ALL_USB = (DEVICE_IN_USB_ACCESSORY \|

media/java/android/media/IAudioService.aidl

+1 −1

Original line number	Diff line number	Diff line
		@@ -232,7 +232,7 @@ interface IAudioService {
		int getMasterStreamType();

		void setWiredDeviceConnectionState(int device, int state, String name);
		int setBluetoothA2dpDeviceConnectionState(in BluetoothDevice device, int state);
		int setBluetoothA2dpDeviceConnectionState(in BluetoothDevice device, int state, int profile);

		AudioRoutesInfo startWatchingRoutes(in IAudioRoutesObserver observer);

Original line number	Diff line number	Diff line
		@@ -299,7 +299,7 @@ public class AudioSystem
		public static final int DEVICE_IN_TV_TUNER = DEVICE_BIT_IN \| 0x4000;
		public static final int DEVICE_IN_LINE = DEVICE_BIT_IN \| 0x8000;
		public static final int DEVICE_IN_SPDIF = DEVICE_BIT_IN \| 0x10000;

		public static final int DEVICE_IN_BLUETOOTH_A2DP = DEVICE_BIT_IN \| 0x20000;
		public static final int DEVICE_IN_DEFAULT = DEVICE_BIT_IN \| DEVICE_BIT_DEFAULT;

		public static final int DEVICE_IN_ALL = (DEVICE_IN_COMMUNICATION \|
		@@ -319,6 +319,7 @@ public class AudioSystem
		DEVICE_IN_TV_TUNER \|
		DEVICE_IN_LINE \|
		DEVICE_IN_SPDIF \|
		DEVICE_IN_BLUETOOTH_A2DP \|
		DEVICE_IN_DEFAULT);
		public static final int DEVICE_IN_ALL_SCO = DEVICE_IN_BLUETOOTH_SCO_HEADSET;
		public static final int DEVICE_IN_ALL_USB = (DEVICE_IN_USB_ACCESSORY \|