Add possibility to mute and set index with setVolumeForDevice (7fdde867) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioDeviceVolumeManager.java

+9 −1

Original line number	Diff line number	Diff line
		@@ -734,7 +734,15 @@ public class AudioDeviceVolumeManager {
		* @hide
		* Sets the volume on the given audio device
		*
		* @param vi the volume information, only stream-based volumes are supported
		* @param vi the volume information, only stream-based volumes are supported for now.
		* <ul>If vi doesn't contain a mute state: the index is set to vi's index </ul>
		* <ul>If vi contains a mute state:
		* <li> if the ada device is the current device for the VolumeInfo routing strategy, the mute
		* state will be applied to the stream type</li>
		* <li> otherwise, the mute state is left unchanged: if vi is muted, the index is set to its
		* min value; if vi is unmuted, the index is set to vi's index.</li>
		* </ul>
		*
		* @param ada the device for which volume is to be modified
		*/
		@SystemApi

services/core/java/com/android/server/audio/AudioService.java

+42 −18

Original line number	Diff line number	Diff line
		@@ -4893,8 +4893,11 @@ public class AudioService extends IAudioService.Stub
		Log.e(TAG, "VSS for stream type " + streamType + " is null");
		return;
		}
		setDeviceVolumeInt(vi, vss, ada, callingPackage, /flags=/0, /changeMute=/false,
		"setVolumeForDevice");

		final AudioDeviceAttributes currDev = getDeviceAttributesForStream(
		streamType, /selectAbsoluteDevices=/true);
		setDeviceVolumeInt(vi, vss, ada, callingPackage, /flags=/0, /changeMute=/
		ada.equalTypeAddress(currDev), "setVolumeForDevice");
		}

		/**
		@@ -4921,7 +4924,6 @@ public class AudioService extends IAudioService.Stub
		new DeviceVolumeEvent(streamType, direction, ada, /deviceForStream=/-1,
		callingPackage, /skipped=/false, /event=/"adjustVolumeForDevice"));


		adjustStreamVolume(streamType, direction, /flags=/0, ada, callingPackage,
		"adjustVolumeForDevice", Binder.getCallingUid(), Binder.getCallingPid(),
		/attributionTag=/null, /hasModifyAudioSettings=/true,
		@@ -4961,15 +4963,16 @@ public class AudioService extends IAudioService.Stub
		return;
		}

		final int currDev = getDeviceForStream(streamType, /selectAbsoluteDevices=/true);
		final AudioDeviceAttributes currDev = getDeviceAttributesForStream(
		streamType, /selectAbsoluteDevices=/true);

		final boolean currDevIsAda = currDev.equalTypeAddress(ada);
		AudioService.sVolumeLogger.enqueue(
		new DeviceVolumeEvent(streamType, vi.getVolumeIndex(), ada, callingPackage,
		currDev == ada.getInternalType()));
		currDevIsAda));

		setDeviceVolumeInt(vi, vss, ada, callingPackage,
		FLAG_ABSOLUTE_VOLUME, currDev == ada.getInternalType(),
		"notifyAbsoluteVolumeChanged");
		setDeviceVolumeInt(vi, vss, ada, callingPackage, FLAG_ABSOLUTE_VOLUME, /changeMute=/
		currDevIsAda, "notifyAbsoluteVolumeChanged");
		}

		private static boolean isVolumeInfoValid(VolumeInfo vi, boolean forAdjust) {
		@@ -4995,10 +4998,19 @@ public class AudioService extends IAudioService.Stub
		String callingPackage, int flags, boolean changeMute, String caller) {
		int streamType = vss.getStreamType();
		int index = vi.getVolumeIndex();
		final boolean streamMuted = isStreamMute(streamType);

		// if a stream is not muted but the VolumeInfo is for muting, set the volume index
		// for the device to min volume
		boolean hasMuteState = deviceVolumeApis() ? vi.hasMuteState() : vi.hasMuteCommand();
		if (hasMuteState && vi.isMuted() && !isStreamMute(streamType)) {
		Slog.v(TAG,
		"setDeviceVolumeInt from caller " + caller + " changeMute " + changeMute + " index "
		+ index + " muteState " + (hasMuteState ? vi.isMuted() : "no state")
		+ " streamType " + streamType + " streamMuted " + streamMuted + " device "
		+ Integer.toHexString(ada.getInternalType()));
		if (hasMuteState) {
		// if not allowed to change mute we are only setting the index to min
		if (vi.isMuted() && !streamMuted && !changeMute) {
		setStreamVolumeWithAttributionInt(streamType,
		vss.getMinIndex(),
		flags,
		@@ -5006,12 +5018,24 @@ public class AudioService extends IAudioService.Stub
		changeMute);
		return;
		}
		if (deviceVolumeApis() && changeMute && vi.isMuted() != streamMuted) {
		adjustStreamVolumeWithAttribution(streamType,
		vi.isMuted() ? AudioManager.ADJUST_MUTE : AudioManager.ADJUST_UNMUTE, flags,
		getPackageNameForUid(Binder.getCallingUid()), /attributionTag=/null);
		// do not change the mute if we also set an index
		changeMute = false;
		}
		}

		if (vi.getMinVolumeIndex() == VolumeInfo.INDEX_NOT_SET
		\|\| vi.getMaxVolumeIndex() == VolumeInfo.INDEX_NOT_SET) {
		// assume index meant to be in stream type range, validate
		if ((index * 10) < vss.getMinIndex()
		\|\| (index * 10) > vss.getMaxIndex()) {
		if (hasMuteState) {
		// no need to set an index if we have a mute state
		return;
		}
		throw new IllegalArgumentException("invalid volume index " + index
		+ " not between min/max for stream " + vi.getStreamType());
		}
		@@ -5650,7 +5674,6 @@ public class AudioService extends IAudioService.Stub
		}
		}

		final boolean muted = streamState.mIsMuted;
		if (!mSoundDoseHelper.willDisplayWarningAfterCheckVolume(streamType, index,
		deviceType, flags)) {
		onSetStreamVolume(streamType, index, flags, deviceType, caller, hasModifyAudioSettings,
		@@ -5660,7 +5683,8 @@ public class AudioService extends IAudioService.Stub
		index = streamState.getIndex(deviceType);
		}

		handleAbsoluteVolume(streamType, streamTypeAlias, deviceAttr, index, muted, flags);
		handleAbsoluteVolume(streamType, streamTypeAlias, deviceAttr, index, streamState.mIsMuted,
		flags);

		synchronized (mHdmiClientLock) {
		if (streamTypeAlias == AudioSystem.STREAM_MUSIC
		@@ -6151,7 +6175,7 @@ public class AudioService extends IAudioService.Stub
		index = (vss.getIndex(ada.getInternalType()) + 5) / 10;
		}
		vib.setVolumeIndex(index);
		// only set as a mute command if stream muted
		// only set as a mute state if stream muted
		if (vss.mIsMuted) {
		vib.setMuted(true);
		}