AudioManager: restore setBluetoothA2dpOn() method (7847211f) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioManager.java

+26 −9

Original line number	Diff line number	Diff line
		@@ -1270,25 +1270,42 @@ public class AudioManager {
		}

		/**
		* @param on set <var>true</var> to route A2DP audio to/from Bluetooth
		* headset; <var>false</var> disable A2DP audio
		* Allow or disallow use of Bluetooth A2DP for media.
		* <p>The default behavior of the system is to use A2DP for media playback whenever an A2DP sink
		* is connected. Applications can use this method to override this behavior.
		* Note that the request will not persist after a wired headset or an A2DP sink is connected or
		* disconnected:
		* - Connection of an A2DP sink automatically enables use of A2DP.
		* - Connection of a wired headset automatically disables use of A2DP.
		* - Disconnection of a wired headset automatically enables use of A2DP if an A2DP sink is
		* connected.
		* <p>Requires Permission:
		* {@link android.Manifest.permission#MODIFY_AUDIO_SETTINGS}.
		* @param on set <var>true</var> to allow use of A2DP for media (default).
		* <var>false</var> to disallow use of A2DP for media.
		* @deprecated Do not use.
		*/
		@Deprecated public void setBluetoothA2dpOn(boolean on){
		IAudioService service = getService();
		try {
		service.setBluetoothA2dpOn(on);
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in setBluetoothA2dpOn", e);
		}
		}

		/**
		* Checks whether A2DP audio routing to the Bluetooth headset is on or off.
		* Checks whether use of A2DP sinks is enabled for media.
		*
		* @return true if A2DP audio is being routed to/from Bluetooth headset;
		* false if otherwise
		* @return true if use of A2DP is enabled for media, false otherwise.
		*/
		public boolean isBluetoothA2dpOn() {
		if (AudioSystem.getDeviceConnectionState(DEVICE_OUT_BLUETOOTH_A2DP,"")
		== AudioSystem.DEVICE_STATE_UNAVAILABLE) {
		IAudioService service = getService();
		try {
		return service.isBluetoothA2dpOn();
		} catch (RemoteException e) {
		Log.e(TAG, "Dead object in isBluetoothA2dpOn", e);
		return false;
		} else {
		return true;
		}
		}

media/java/android/media/AudioService.java

+48 −0

Original line number	Diff line number	Diff line
		@@ -392,6 +392,10 @@ public class AudioService extends IAudioService.Stub implements OnFinished {

		private int mDeviceOrientation = Configuration.ORIENTATION_UNDEFINED;

		// Request to override default use of A2DP for media.
		private boolean mBluetoothA2dpEnabled;
		private final Object mBluetoothA2dpEnabledLock = new Object();

		///////////////////////////////////////////////////////////////////////////
		// Construction
		///////////////////////////////////////////////////////////////////////////
		@@ -481,6 +485,7 @@ public class AudioService extends IAudioService.Stub implements OnFinished {

		mMasterVolumeRamp = context.getResources().getIntArray(
		com.android.internal.R.array.config_masterVolumeRamp);

		}

		private void createAudioSystemThread() {
		@@ -1651,6 +1656,21 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		return (mForcedUseForComm == AudioSystem.FORCE_BT_SCO);
		}

		/** @see AudioManager#setBluetoothA2dpOn() */
		public void setBluetoothA2dpOn(boolean on) {
		if (!checkAudioSettingsPermission("setBluetoothA2dpOn()")) {
		return;
		}
		setBluetoothA2dpOnInt(on);
		}

		/** @see AudioManager#isBluetoothA2dpOn() */
		public boolean isBluetoothA2dpOn() {
		synchronized (mBluetoothA2dpEnabledLock) {
		return mBluetoothA2dpEnabled;
		}
		}

		/** @see AudioManager#startBluetoothSco() */
		public void startBluetoothSco(IBinder cb){
		if (!checkAudioSettingsPermission("startBluetoothSco()") \|\|
		@@ -1673,6 +1693,7 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		}
		}


		private class ScoClient implements IBinder.DeathRecipient {
		private IBinder mCb; // To be notified of client's death
		private int mCreatorPid;
		@@ -2894,6 +2915,11 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		setOrientationForAudioSystem();
		}

		synchronized (mBluetoothA2dpEnabledLock) {
		AudioSystem.setForceUse(AudioSystem.FOR_MEDIA,
		mBluetoothA2dpEnabled ?
		AudioSystem.FORCE_NONE : AudioSystem.FORCE_NO_BT_A2DP);
		}
		// indicate the end of reconfiguration phase to audio HAL
		AudioSystem.setParameters("restarting=false");
		break;
		@@ -2976,6 +3002,9 @@ public class AudioService extends IAudioService.Stub implements OnFinished {

		// must be called synchronized on mConnectedDevices
		private void makeA2dpDeviceAvailable(String address) {
		// enable A2DP before notifying A2DP connection to avoid unecessary processing in
		// audio policy manager
		setBluetoothA2dpOnInt(true);
		AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP,
		AudioSystem.DEVICE_STATE_AVAILABLE,
		address);
		@@ -3177,7 +3206,15 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		} else {
		device = AudioSystem.DEVICE_OUT_WIRED_HEADPHONE;
		}
		// enable A2DP before notifying headset disconnection to avoid glitches
		if (state == 0) {
		setBluetoothA2dpOnInt(true);
		}
		handleDeviceConnection((state == 1), device, "");
		// disable A2DP after notifying headset connection to avoid glitches
		if (state != 0) {
		setBluetoothA2dpOnInt(false);
		}
		} else if (action.equals(Intent.ACTION_ANALOG_AUDIO_DOCK_PLUG)) {
		state = intent.getIntExtra("state", 0);
		Log.v(TAG, "Broadcast Receiver: Got ACTION_ANALOG_AUDIO_DOCK_PLUG, state = "+state);
		@@ -4655,6 +4692,17 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		}


		// Handles request to override default use of A2DP for media.
		public void setBluetoothA2dpOnInt(boolean on) {
		synchronized (mBluetoothA2dpEnabledLock) {
		mBluetoothA2dpEnabled = on;
		sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE,
		AudioSystem.FOR_MEDIA,
		mBluetoothA2dpEnabled ? AudioSystem.FORCE_NONE : AudioSystem.FORCE_NO_BT_A2DP,
		null, 0);
		}
		}

		@Override
		public void setRingtonePlayer(IRingtonePlayer player) {
		mContext.enforceCallingOrSelfPermission(REMOTE_AUDIO_PLAYBACK, null);

media/java/android/media/AudioSystem.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -318,7 +318,8 @@ public class AudioSystem
		public static final int FORCE_BT_DESK_DOCK = 7;
		public static final int FORCE_ANALOG_DOCK = 8;
		public static final int FORCE_DIGITAL_DOCK = 9;
		private static final int NUM_FORCE_CONFIG = 10;
		public static final int FORCE_NO_BT_A2DP = 10;
		private static final int NUM_FORCE_CONFIG = 11;
		public static final int FORCE_DEFAULT = FORCE_NONE;

		// usage for setForceUse, must match AudioSystem::force_use

media/java/android/media/IAudioService.aidl

+4 −0

Original line number	Diff line number	Diff line
		@@ -96,6 +96,10 @@ interface IAudioService {

		boolean isBluetoothScoOn();

		oneway void setBluetoothA2dpOn(boolean on);

		boolean isBluetoothA2dpOn();

		int requestAudioFocus(int mainStreamType, int durationHint, IBinder cb, IAudioFocusDispatcher l,
		String clientId, String callingPackageName);