Merge "AudioService: log ducking and incall muting of audio players" into oc-mr1-dev am: df3e2be715 (c4381465) · Commits · e / os / android_frameworks_base

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

+18 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,8 @@

		package com.android.server.audio;

		import android.util.Log;

		import java.io.PrintWriter;
		import java.text.SimpleDateFormat;
		import java.util.Date;
		@@ -46,6 +48,22 @@ public class AudioEventLogger {
		.append(" ").append(eventToString()).toString();
		}

		/**
		* Causes the string message for the event to appear in the verbose logcat.
		* Here is an example of how to create a new event (a StringEvent), adding it to the logger
		* (an instance of AudioEventLogger) while also making it show in the verbose logcat:
		* <pre>
		* myLogger.log(
		* (new StringEvent("something for logcat and logger")).printLog(MyClass.TAG) );
		* </pre>
		* @param tag the tag for the android.util.Log.v
		* @return the same instance of the event
		*/
		public Event printLog(String tag) {
		Log.v(tag, eventToString());
		return this;
		}

		/**
		* Convert event to String.
		* This method is only called when the logger history is about to the dumped,

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

+39 −16

Original line number	Diff line number	Diff line
		@@ -114,7 +114,7 @@ public final class PlaybackActivityMonitor
		if (index >= 0) {
		if (!disable) {
		if (DEBUG) { // hidden behind DEBUG, too noisy otherwise
		mEventLogger.log(new AudioEventLogger.StringEvent("unbanning uid:" + uid));
		sEventLogger.log(new AudioEventLogger.StringEvent("unbanning uid:" + uid));
		}
		mBannedUids.remove(index);
		// nothing else to do, future playback requests from this uid are ok
		@@ -125,7 +125,7 @@ public final class PlaybackActivityMonitor
		checkBanPlayer(apc, uid);
		}
		if (DEBUG) { // hidden behind DEBUG, too noisy otherwise
		mEventLogger.log(new AudioEventLogger.StringEvent("banning uid:" + uid));
		sEventLogger.log(new AudioEventLogger.StringEvent("banning uid:" + uid));
		}
		mBannedUids.add(new Integer(uid));
		} // no else to handle, uid already not in list, so enabling again is no-op
		@@ -160,7 +160,7 @@ public final class PlaybackActivityMonitor
		new AudioPlaybackConfiguration(pic, newPiid,
		Binder.getCallingUid(), Binder.getCallingPid());
		apc.init();
		mEventLogger.log(new NewPlayerEvent(apc));
		sEventLogger.log(new NewPlayerEvent(apc));
		synchronized(mPlayerLock) {
		mPlayers.put(newPiid, apc);
		}
		@@ -172,7 +172,7 @@ public final class PlaybackActivityMonitor
		synchronized(mPlayerLock) {
		final AudioPlaybackConfiguration apc = mPlayers.get(new Integer(piid));
		if (checkConfigurationCaller(piid, apc, binderUid)) {
		mEventLogger.log(new AudioAttrEvent(piid, attr));
		sEventLogger.log(new AudioAttrEvent(piid, attr));
		change = apc.handleAudioAttributesEvent(attr);
		} else {
		Log.e(TAG, "Error updating audio attributes");
		@@ -224,12 +224,12 @@ public final class PlaybackActivityMonitor
		if (apc == null) {
		return;
		}
		mEventLogger.log(new PlayerEvent(piid, event));
		sEventLogger.log(new PlayerEvent(piid, event));
		if (event == AudioPlaybackConfiguration.PLAYER_STATE_STARTED) {
		for (Integer uidInteger: mBannedUids) {
		if (checkBanPlayer(apc, uidInteger.intValue())) {
		// player was banned, do not update its state
		mEventLogger.log(new AudioEventLogger.StringEvent(
		sEventLogger.log(new AudioEventLogger.StringEvent(
		"not starting piid:" + piid + " ,is banned"));
		return;
		}
		@@ -258,7 +258,7 @@ public final class PlaybackActivityMonitor

		public void playerHasOpPlayAudio(int piid, boolean hasOpPlayAudio, int binderUid) {
		// no check on UID yet because this is only for logging at the moment
		mEventLogger.log(new PlayerOpPlayAudioEvent(piid, hasOpPlayAudio, binderUid));
		sEventLogger.log(new PlayerOpPlayAudioEvent(piid, hasOpPlayAudio, binderUid));
		}

		public void releasePlayer(int piid, int binderUid) {
		@@ -266,7 +266,7 @@ public final class PlaybackActivityMonitor
		synchronized(mPlayerLock) {
		final AudioPlaybackConfiguration apc = mPlayers.get(new Integer(piid));
		if (checkConfigurationCaller(piid, apc, binderUid)) {
		mEventLogger.log(new AudioEventLogger.StringEvent(
		sEventLogger.log(new AudioEventLogger.StringEvent(
		"releasing player piid:" + piid));
		mPlayers.remove(new Integer(piid));
		mDuckingManager.removeReleased(apc);
		@@ -321,7 +321,7 @@ public final class PlaybackActivityMonitor
		}
		pw.println("\n");
		// log
		mEventLogger.dump(pw);
		sEventLogger.dump(pw);
		}
		}

		@@ -499,7 +499,8 @@ public final class PlaybackActivityMonitor
		}
		if (mute) {
		try {
		Log.v(TAG, "call: muting player" + piid + " uid:" + apc.getClientUid());
		sEventLogger.log((new AudioEventLogger.StringEvent("call: muting piid:"
		+ piid + " uid:" + apc.getClientUid())).printLog(TAG));
		apc.getPlayerProxy().setVolume(0.0f);
		mMutedPlayers.add(new Integer(piid));
		} catch (Exception e) {
		@@ -523,7 +524,8 @@ public final class PlaybackActivityMonitor
		final AudioPlaybackConfiguration apc = mPlayers.get(piid);
		if (apc != null) {
		try {
		Log.v(TAG, "call: unmuting player" + piid + " uid:" + apc.getClientUid());
		sEventLogger.log(new AudioEventLogger.StringEvent("call: unmuting piid:"
		+ piid).printLog(TAG));
		apc.getPlayerProxy().setVolume(1.0f);
		} catch (Exception e) {
		Log.e(TAG, "call: error unmuting player " + piid + " uid:"
		@@ -712,8 +714,7 @@ public final class PlaybackActivityMonitor
		return;
		}
		try {
		Log.v(TAG, "ducking (skipRamp=" + skipRamp + ") player piid:"
		+ apc.getPlayerInterfaceId() + " uid:" + mUid);
		sEventLogger.log((new DuckEvent(apc, skipRamp)).printLog(TAG));
		apc.getPlayerProxy().applyVolumeShaper(
		DUCK_VSHAPE,
		skipRamp ? PLAY_SKIP_RAMP : PLAY_CREATE_IF_NEEDED);
		@@ -728,7 +729,8 @@ public final class PlaybackActivityMonitor
		final AudioPlaybackConfiguration apc = players.get(piid);
		if (apc != null) {
		try {
		Log.v(TAG, "unducking player " + piid + " uid:" + mUid);
		sEventLogger.log((new AudioEventLogger.StringEvent("unducking piid:"
		+ piid)).printLog(TAG));
		apc.getPlayerProxy().applyVolumeShaper(
		DUCK_ID,
		VolumeShaper.Operation.REVERSE);
		@@ -815,7 +817,28 @@ public final class PlaybackActivityMonitor
		}
		}

		private final static class AudioAttrEvent extends AudioEventLogger.Event {
		private static final class DuckEvent extends AudioEventLogger.Event {
		private final int mPlayerIId;
		private final boolean mSkipRamp;
		private final int mClientUid;
		private final int mClientPid;

		DuckEvent(@NonNull AudioPlaybackConfiguration apc, boolean skipRamp) {
		mPlayerIId = apc.getPlayerInterfaceId();
		mSkipRamp = skipRamp;
		mClientUid = apc.getClientUid();
		mClientPid = apc.getClientPid();
		}

		@Override
		public String eventToString() {
		return new StringBuilder("ducking player piid:").append(mPlayerIId)
		.append(" uid/pid:").append(mClientUid).append("/").append(mClientPid)
		.append(" skip ramp:").append(mSkipRamp).toString();
		}
		}

		private static final class AudioAttrEvent extends AudioEventLogger.Event {
		private final int mPlayerIId;
		private final AudioAttributes mPlayerAttr;

		@@ -830,6 +853,6 @@ public final class PlaybackActivityMonitor
		}
		}

		private final AudioEventLogger mEventLogger = new AudioEventLogger(100,
		private static final AudioEventLogger sEventLogger = new AudioEventLogger(100,
		"playback activity as reported through PlayerBase");
		}