Remove dependency on delay by ignoring invalid playback states (beb9f0a6) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/avrcp/AddressedMediaPlayer.java

+3 −2

Original line number	Diff line number	Diff line
		@@ -260,7 +260,6 @@ public class AddressedMediaPlayer {
		long qid = getActiveQueueItemId(mediaController);
		byte[] track = ByteBuffer.allocate(AvrcpConstants.UID_SIZE).putLong(qid).array();
		// The nowPlayingList changed: the new list has the full data for the current item
		if (type == AvrcpConstants.NOTIFICATION_TYPE_CHANGED) sendNowPlayingListChanged();
		mMediaInterface.trackChangedRsp(type, track);
		mLastTrackIdSent = qid;
		}
		@@ -527,7 +526,9 @@ public class AddressedMediaPlayer {
		private long getActiveQueueItemId(@Nullable MediaController controller) {
		if (controller == null) return MediaSession.QueueItem.UNKNOWN_ID;
		PlaybackState state = controller.getPlaybackState();
		if (state == null) return MediaSession.QueueItem.UNKNOWN_ID;
		if (state == null \|\| state.getState() == PlaybackState.STATE_BUFFERING
		\|\| state.getState() == PlaybackState.STATE_NONE)
		return MediaSession.QueueItem.UNKNOWN_ID;
		long qid = state.getActiveQueueItemId();
		if (qid != MediaSession.QueueItem.UNKNOWN_ID) return qid;
		// Check if we're presenting a "one item queue"

android/app/src/com/android/bluetooth/avrcp/Avrcp.java

+42 −41

Original line number	Diff line number	Diff line
		@@ -164,10 +164,8 @@ public final class Avrcp {
		private static final int MSG_ABS_VOL_TIMEOUT = 17;
		private static final int MSG_SET_A2DP_AUDIO_STATE = 18;
		private static final int MSG_NOW_PLAYING_CHANGED_RSP = 19;
		private static final int MSG_UPDATE_MEDIA = 20;

		private static final int CMD_TIMEOUT_DELAY = 2000;
		private static final int MEDIA_DWELL_TIME = 1000;
		private static final int MAX_ERROR_RETRY_TIMES = 6;
		private static final int AVRCP_MAX_VOL = 127;
		private static final int AVRCP_BASE_VOLUME_STEP = 1;
		@@ -375,12 +373,13 @@ public final class Avrcp {
		@Override
		public void onMetadataChanged(MediaMetadata metadata) {
		if (DEBUG) Log.v(TAG, "onMetadataChanged");
		scheduleMediaUpdate();
		updateCurrentMediaState(false);
		}
		@Override
		public synchronized void onPlaybackStateChanged(PlaybackState state) {
		if (DEBUG) Log.v(TAG, "onPlaybackStateChanged: state " + state.toString());
		scheduleMediaUpdate();

		updateCurrentMediaState(false);
		}

		@Override
		@@ -400,7 +399,7 @@ public final class Avrcp {
		}

		Log.v(TAG, "onQueueChanged: NowPlaying list changed, Queue Size = "+ queue.size());
		mHandler.sendEmptyMessageDelayed(MSG_NOW_PLAYING_CHANGED_RSP, MEDIA_DWELL_TIME);
		mHandler.sendEmptyMessage(MSG_NOW_PLAYING_CHANGED_RSP);
		}
		}

		@@ -480,7 +479,7 @@ public final class Avrcp {
		case MSG_NOW_PLAYING_CHANGED_RSP:
		if (DEBUG) Log.v(TAG, "MSG_NOW_PLAYING_CHANGED_RSP");
		removeMessages(MSG_NOW_PLAYING_CHANGED_RSP);
		mAddressedMediaPlayer.updateNowPlayingList(mMediaController);
		updateCurrentMediaState(false);
		break;

		case MSG_PLAY_INTERVAL_TIMEOUT:
		@@ -694,7 +693,7 @@ public final class Avrcp {
		case MSG_SET_A2DP_AUDIO_STATE:
		if (DEBUG) Log.v(TAG, "MSG_SET_A2DP_AUDIO_STATE:" + msg.arg1);
		mA2dpState = msg.arg1;
		scheduleMediaUpdate();
		updateCurrentMediaState(false);
		break;

		case MSG_NATIVE_REQ_GET_FOLDER_ITEMS: {
		@@ -780,13 +779,6 @@ public final class Avrcp {
		handlePassthroughCmd(msg.arg1, msg.arg2);
		break;

		case MSG_UPDATE_MEDIA:
		if (DEBUG) Log.v(TAG, "MSG_UPDATE_MEDIA");
		// Throttle to once per MEDIA_DWELL_TIME
		removeMessages(MSG_UPDATE_MEDIA);
		updateCurrentMediaState(false);
		break;

		default:
		Log.e(TAG, "unknown message! msg.what=" + msg.what);
		break;
		@@ -976,11 +968,6 @@ public final class Avrcp {
		}
		}

		private void scheduleMediaUpdate() {
		Message msg = mHandler.obtainMessage(MSG_UPDATE_MEDIA);
		mHandler.sendMessageDelayed(msg, MEDIA_DWELL_TIME);
		}

		private void updateCurrentMediaState(boolean registering) {
		// Only do player updates when we aren't registering for track changes.
		if (!registering) {
		@@ -1014,25 +1001,40 @@ public final class Avrcp {
		if (mMediaController == null) {
		currentAttributes = new MediaAttributes(null);
		} else {
		newState = mMediaController.getPlaybackState();
		currentAttributes = new MediaAttributes(mMediaController.getMetadata());
		}
		}

		if (newState.getState() != PlaybackState.STATE_BUFFERING
		&& newState.getState() != PlaybackState.STATE_NONE) {
		long newQueueId = MediaSession.QueueItem.UNKNOWN_ID;
		if (newState != null) newQueueId = newState.getActiveQueueItemId();
		Log.v(TAG, "Media update: id " + mLastQueueId + "➡" + newQueueId + "? "
		+ currentAttributes.toRedactedString());
		+ currentAttributes.toRedactedString() + " : "
		+ mMediaAttributes.toRedactedString());

		// Dont send now playing list changed if the player doesn't support browsing
		MediaPlayerInfo info = getAddressedPlayerInfo();
		if (info != null && info.isBrowseSupported()) {
		Log.v(TAG, "Check if NowPlayingList is updated");
		mAddressedMediaPlayer.updateNowPlayingList(mMediaController);
		}

		// Notify track changed if:
		// - The CT is registering for the notification
		// - Queue ID is UNKNOWN and MediaMetadata is different
		// - Queue ID is valid and different and MediaMetadata is different
		if (registering \|\| (((newQueueId == -1) \|\| (newQueueId != mLastQueueId))
		if (registering \|\| ((newQueueId == -1 \|\| newQueueId != mLastQueueId)
		&& !currentAttributes.equals(mMediaAttributes))) {
		sendTrackChangedRsp(registering);
		Log.v(TAG, "Send track changed");
		mMediaAttributes = currentAttributes;
		mLastQueueId = newQueueId;
		sendTrackChangedRsp(registering);
		}
		} else {
		Log.i(TAG, "Skipping update due to invalid playback state");
		}

		sendPlayPosNotificationRsp(false);
		}

		@@ -1074,7 +1076,7 @@ public final class Avrcp {
		case EVT_TRACK_CHANGED:
		Log.v(TAG, "Track changed notification enabled");
		mTrackChangedNT = AvrcpConstants.NOTIFICATION_TYPE_INTERIM;
		updateCurrentMediaState(true);
		sendTrackChangedRsp(true);
		break;

		case EVT_PLAY_POS_CHANGED:
		@@ -1164,8 +1166,7 @@ public final class Avrcp {

		private boolean isPlayingState(@Nullable PlaybackState state) {
		if (state == null) return false;
		return (state != null) && (state.getState() == PlaybackState.STATE_PLAYING)
		\|\| (state.getState() == PlaybackState.STATE_BUFFERING);
		return (state != null) && (state.getState() == PlaybackState.STATE_PLAYING);
		}

		/**
		@@ -1609,7 +1610,7 @@ public final class Avrcp {
		Log.v(TAG, "No addressed player but active sessions, taking first.");
		setAddressedMediaSessionPackage(newControllers.get(0).getPackageName());
		}
		scheduleMediaUpdate();
		updateCurrentMediaState(false);
		}
		};

		@@ -1625,7 +1626,7 @@ public final class Avrcp {
		// If the player doesn't exist, we need to add it.
		if (getMediaPlayerInfo(packageName) == null) {
		addMediaPlayerPackage(packageName);
		scheduleMediaUpdate();
		updateCurrentMediaState(false);
		}
		synchronized (mMediaPlayerInfoList) {
		for (Map.Entry<Integer, MediaPlayerInfo> entry : mMediaPlayerInfoList.entrySet()) {
		@@ -1633,7 +1634,7 @@ public final class Avrcp {
		int newAddrID = entry.getKey();
		if (DEBUG) Log.v(TAG, "Set addressed #" + newAddrID + " " + entry.getValue());
		updateCurrentController(newAddrID, mCurrBrowsePlayerID);
		scheduleMediaUpdate();
		updateCurrentMediaState(false);
		return;
		}
		}
		@@ -1772,7 +1773,7 @@ public final class Avrcp {
		addMediaPlayerController(controller);
		}

		scheduleMediaUpdate();
		updateCurrentMediaState(false);

		if (mMediaPlayerInfoList.size() > 0) {
		// Set the first one as the Addressed Player
		@@ -1903,9 +1904,9 @@ public final class Avrcp {

		switch (pbState.getState()) {
		case PlaybackState.STATE_PLAYING:
		case PlaybackState.STATE_BUFFERING:
		return PLAYSTATUS_PLAYING;

		case PlaybackState.STATE_BUFFERING:
		case PlaybackState.STATE_STOPPED:
		case PlaybackState.STATE_NONE:
		case PlaybackState.STATE_CONNECTING: