Merge "AudioDeviceVolumeManager and VolumeInfo API changes" into tm-qpr-dev (dcb27105) · Commits · e / os / android_frameworks_base

core/java/android/app/SystemServiceRegistry.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -115,6 +115,7 @@ import android.location.CountryDetector;
		import android.location.ICountryDetector;
		import android.location.ILocationManager;
		import android.location.LocationManager;
		import android.media.AudioDeviceVolumeManager;
		import android.media.AudioManager;
		import android.media.MediaFrameworkInitializer;
		import android.media.MediaFrameworkPlatformInitializer;
		@@ -339,6 +340,13 @@ public final class SystemServiceRegistry {
		return new AudioManager(ctx);
		}});

		registerService(Context.AUDIO_DEVICE_VOLUME_SERVICE, AudioDeviceVolumeManager.class,
		new CachedServiceFetcher<AudioDeviceVolumeManager>() {
		@Override
		public AudioDeviceVolumeManager createService(ContextImpl ctx) {
		return new AudioDeviceVolumeManager(ctx);
		}});

		registerService(Context.MEDIA_ROUTER_SERVICE, MediaRouter.class,
		new CachedServiceFetcher<MediaRouter>() {
		@Override

core/java/android/content/Context.java

+12 −0

Original line number	Diff line number	Diff line
		@@ -3846,6 +3846,7 @@ public abstract class Context {
		WIFI_RTT_RANGING_SERVICE,
		NSD_SERVICE,
		AUDIO_SERVICE,
		AUDIO_DEVICE_VOLUME_SERVICE,
		AUTH_SERVICE,
		FINGERPRINT_SERVICE,
		//@hide: FACE_SERVICE,
		@@ -4686,6 +4687,17 @@ public abstract class Context {
		*/
		public static final String AUDIO_SERVICE = "audio";

		/**
		* @hide
		* Use with {@link #getSystemService(String)} to retrieve a
		* {@link android.media.AudioDeviceVolumeManager} for handling management of audio device
		* (e.g. speaker, USB headset) volume.
		*
		* @see #getSystemService(String)
		* @see android.media.AudioDeviceVolumeManager
		*/
		public static final String AUDIO_DEVICE_VOLUME_SERVICE = "audio_device_volume";

		/**
		* Use with {@link #getSystemService(String)} to retrieve a {@link
		* android.media.MediaTranscodingManager} for transcoding media.

media/java/android/media/AudioDeviceVolumeManager.java

+32 −6

Original line number	Diff line number	Diff line
		@@ -41,8 +41,7 @@ import java.util.concurrent.Executor;
		*/
		public class AudioDeviceVolumeManager {

		// define when using Log.*
		//private static final String TAG = "AudioDeviceVolumeManager";
		private static final String TAG = "AudioDeviceVolumeManager";

		/** Indicates no special treatment in the handling of the volume adjustment */
		public static final int ADJUST_MODE_NORMAL = 0;
		@@ -62,11 +61,15 @@ public class AudioDeviceVolumeManager {
		private static IAudioService sService;

		private final @NonNull String mPackageName;
		private final @Nullable String mAttributionTag;

		public AudioDeviceVolumeManager(Context context) {
		/**
		* @hide
		* Constructor
		* @param context the Context for the device volume operations
		*/
		public AudioDeviceVolumeManager(@NonNull Context context) {
		Objects.requireNonNull(context);
		mPackageName = context.getApplicationContext().getOpPackageName();
		mAttributionTag = context.getApplicationContext().getAttributionTag();
		}

		/**
		@@ -308,13 +311,36 @@ public class AudioDeviceVolumeManager {
		@RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING)
		public void setDeviceVolume(@NonNull VolumeInfo vi, @NonNull AudioDeviceAttributes ada) {
		try {
		getService().setDeviceVolume(vi, ada, mPackageName, mAttributionTag);
		getService().setDeviceVolume(vi, ada, mPackageName);
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		}
		}

		/**
		* @hide
		* Returns the volume on the given audio device for the given volume information.
		* For instance if using a {@link VolumeInfo} configured for {@link AudioManager#STREAM_ALARM},
		* it will return the alarm volume. When no volume index has ever been set for the given
		* device, the default volume will be returned (the volume setting that would have been
		* applied if playback for that use case had started).
		* @param vi the volume information, only stream-based volumes are supported. Information
		* other than the stream type is ignored.
		* @param ada the device for which volume is to be retrieved
		*/
		@RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING)
		public @NonNull VolumeInfo getDeviceVolume(@NonNull VolumeInfo vi,
		@NonNull AudioDeviceAttributes ada) {
		try {
		return getService().getDeviceVolume(vi, ada, mPackageName);
		} catch (RemoteException e) {
		e.rethrowFromSystemServer();
		}
		return VolumeInfo.getDefaultVolumeInfo();
		}

		/**
		* @hide
		* Return human-readable name for volume behavior
		* @param behavior one of the volume behaviors defined in AudioManager
		* @return a string for the given behavior

media/java/android/media/AudioManager.java

+7 −1

Original line number	Diff line number	Diff line
		@@ -1212,7 +1212,13 @@ public class AudioManager {
		}
		}

		private static boolean isPublicStreamType(int streamType) {
		/**
		* @hide
		* Checks whether a stream type is part of the public SDK
		* @param streamType
		* @return true if the stream type is available in SDK
		*/
		public static boolean isPublicStreamType(int streamType) {
		switch (streamType) {
		case STREAM_VOICE_CALL:
		case STREAM_SYSTEM:

media/java/android/media/IAudioService.aidl

+4 −1

Original line number	Diff line number	Diff line
		@@ -99,7 +99,10 @@ interface IAudioService {
		in String callingPackage, in String attributionTag);

		void setDeviceVolume(in VolumeInfo vi, in AudioDeviceAttributes ada,
		in String callingPackage, in String attributionTag);
		in String callingPackage);

		VolumeInfo getDeviceVolume(in VolumeInfo vi, in AudioDeviceAttributes ada,
		in String callingPackage);

		oneway void handleVolumeKey(in KeyEvent event, boolean isOnTv,
		String callingPackage, String caller);