Monitor device rotation (bb6f8711) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioService.java

+50 −6

Original line number	Diff line number	Diff line
		@@ -70,7 +70,9 @@ import android.telephony.TelephonyManager;
		import android.text.TextUtils;
		import android.util.Log;
		import android.view.KeyEvent;
		import android.view.Surface;
		import android.view.VolumePanel;
		import android.view.WindowManager;

		import com.android.internal.telephony.ITelephony;
		import com.android.internal.util.XmlUtils;
		@@ -412,6 +414,7 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		private volatile IRingtonePlayer mRingtonePlayer;

		private int mDeviceOrientation = Configuration.ORIENTATION_UNDEFINED;
		private int mDeviceRotation = Surface.ROTATION_0;

		// Request to override default use of A2DP for media.
		private boolean mBluetoothA2dpEnabled;
		@@ -433,7 +436,9 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET \|
		AudioSystem.DEVICE_OUT_ALL_USB;

		// TODO merge orientation and rotation
		private final boolean mMonitorOrientation;
		private final boolean mMonitorRotation;

		private boolean mDockAudioMediaEnabled = true;

		@@ -525,14 +530,21 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		intentFilter.addAction(Intent.ACTION_USER_SWITCHED);

		intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
		// Register a configuration change listener only if requested by system properties
		// to monitor orientation changes (off by default)
		// TODO merge orientation and rotation
		mMonitorOrientation = SystemProperties.getBoolean("ro.audio.monitorOrientation", false);
		if (mMonitorOrientation) {
		Log.v(TAG, "monitoring device orientation");
		// initialize orientation in AudioSystem
		setOrientationForAudioSystem();
		}
		mMonitorRotation = SystemProperties.getBoolean("ro.audio.monitorRotation", false);
		if (mMonitorRotation) {
		mDeviceRotation = ((WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE))
		.getDefaultDisplay().getRotation();
		Log.v(TAG, "monitoring device rotation, initial=" + mDeviceRotation);
		// initialize rotation in AudioSystem
		setRotationForAudioSystem();
		}

		context.registerReceiver(mReceiver, intentFilter);

		@@ -3457,6 +3469,9 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		if (mMonitorOrientation) {
		setOrientationForAudioSystem();
		}
		if (mMonitorRotation) {
		setRotationForAudioSystem();
		}

		synchronized (mBluetoothA2dpEnabledLock) {
		AudioSystem.setForceUse(AudioSystem.FOR_MEDIA,
		@@ -6326,15 +6341,17 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		// Device orientation
		//==========================================================================================
		/**
		* Handles device configuration changes that may map to a change in the orientation.
		* This feature is optional, and is defined by the definition and value of the
		* "ro.audio.monitorOrientation" system property.
		* Handles device configuration changes that may map to a change in the orientation
		* or orientation.
		* Monitoring orientation and rotation is optional, and is defined by the definition and value
		* of the "ro.audio.monitorOrientation" and "ro.audio.monitorRotation" system properties.
		*/
		private void handleConfigurationChanged(Context context) {
		try {
		// reading new orientation "safely" (i.e. under try catch) in case anything
		// goes wrong when obtaining resources and configuration
		Configuration config = context.getResources().getConfiguration();
		// TODO merge rotation and orientation
		if (mMonitorOrientation) {
		int newOrientation = config.orientation;
		if (newOrientation != mDeviceOrientation) {
		@@ -6342,6 +6359,14 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		setOrientationForAudioSystem();
		}
		}
		if (mMonitorRotation) {
		int newRotation = ((WindowManager) context.getSystemService(
		Context.WINDOW_SERVICE)).getDefaultDisplay().getRotation();
		if (newRotation != mDeviceRotation) {
		mDeviceRotation = newRotation;
		setRotationForAudioSystem();
		}
		}
		sendMsg(mAudioHandler,
		MSG_CONFIGURE_SAFE_MEDIA_VOLUME,
		SENDMSG_REPLACE,
		@@ -6390,7 +6415,7 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		}
		mVolumePanel.setLayoutDirection(config.getLayoutDirection());
		} catch (Exception e) {
		Log.e(TAG, "Error retrieving device orientation: " + e);
		Log.e(TAG, "Error handling configuration change: ", e);
		}
		}

		@@ -6417,6 +6442,25 @@ public class AudioService extends IAudioService.Stub implements OnFinished {
		}
		}

		private void setRotationForAudioSystem() {
		switch (mDeviceRotation) {
		case Surface.ROTATION_0:
		AudioSystem.setParameters("rotation=0");
		break;
		case Surface.ROTATION_90:
		AudioSystem.setParameters("rotation=90");
		break;
		case Surface.ROTATION_180:
		AudioSystem.setParameters("rotation=180");
		break;
		case Surface.ROTATION_270:
		AudioSystem.setParameters("rotation=270");
		break;
		default:
		Log.e(TAG, "Unknown device rotation");
		}
		}


		// Handles request to override default use of A2DP for media.
		public void setBluetoothA2dpOnInt(boolean on) {