Merge "Cache stream volumes to prevent ANR" (46bdad0b) · Commits · e / os / android_frameworks_base

media/java/android/media/MediaRouter.java

+18 −8

Original line number	Diff line number	Diff line
		@@ -43,6 +43,7 @@ import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.UserHandle;
		import android.text.TextUtils;
		import android.util.ArrayMap;
		import android.util.Log;
		import android.view.Display;
		import android.view.DisplayAddress;
		@@ -54,6 +55,7 @@ import java.lang.annotation.RetentionPolicy;
		import java.util.ArrayList;
		import java.util.HashMap;
		import java.util.List;
		import java.util.Map;
		import java.util.Objects;
		import java.util.concurrent.CopyOnWriteArrayList;

		@@ -111,6 +113,8 @@ public class MediaRouter {
		IMediaRouterClient mClient;
		MediaRouterClientState mClientState;

		Map<Integer, Integer> mStreamVolume = new ArrayMap<>();

		final IAudioRoutesObserver.Stub mAudioRoutesObserver = new IAudioRoutesObserver.Stub() {
		@Override
		public void dispatchAudioRoutesChanged(final AudioRoutesInfo newRoutes) {
		@@ -262,6 +266,17 @@ public class MediaRouter {
		mCurAudioRoutesInfo.bluetoothName = newRoutes.bluetoothName;
		}

		int getStreamVolume(int streamType) {
		if (!mStreamVolume.containsKey(streamType)) {
		try {
		mStreamVolume.put(streamType, mAudioService.getStreamVolume(streamType));
		} catch (RemoteException e) {
		Log.e(TAG, "Error getting local stream volume", e);
		}
		}
		return mStreamVolume.get(streamType);
		}

		boolean isBluetoothA2dpOn() {
		try {
		return mBluetoothA2dpRoute != null && mAudioService.isBluetoothA2dpOn();
		@@ -1976,13 +1991,7 @@ public class MediaRouter {
		*/
		public int getVolume() {
		if (mPlaybackType == PLAYBACK_TYPE_LOCAL) {
		int vol = 0;
		try {
		vol = sStatic.mAudioService.getStreamVolume(mPlaybackStream);
		} catch (RemoteException e) {
		Log.e(TAG, "Error getting local stream volume", e);
		}
		return vol;
		return sStatic.getStreamVolume(mPlaybackStream);
		} else {
		return mVolume;
		}
		@@ -3139,11 +3148,12 @@ public class MediaRouter {
		if (intent.getAction().equals(AudioManager.VOLUME_CHANGED_ACTION)) {
		final int streamType = intent.getIntExtra(AudioManager.EXTRA_VOLUME_STREAM_TYPE,
		-1);
		final int newVolume = intent.getIntExtra(AudioManager.EXTRA_VOLUME_STREAM_VALUE, 0);
		sStatic.mStreamVolume.put(streamType, newVolume);
		if (streamType != AudioManager.STREAM_MUSIC) {
		return;
		}

		final int newVolume = intent.getIntExtra(AudioManager.EXTRA_VOLUME_STREAM_VALUE, 0);
		final int oldVolume = intent.getIntExtra(
		AudioManager.EXTRA_PREV_VOLUME_STREAM_VALUE, 0);
		if (newVolume != oldVolume) {