Merge "Audio: Add CEC volume feature callback" into rvc-dev am: 38c2ca7698 (9e8c6405) · Commits · e / os / android_frameworks_base

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

+31 −5

Original line number	Diff line number	Diff line
		@@ -920,6 +920,8 @@ public class AudioService extends IAudioService.Stub
		if (mHdmiManager != null) {
		mHdmiManager.addHdmiControlStatusChangeListener(
		mHdmiControlStatusChangeListenerCallback);
		mHdmiManager.addHdmiCecVolumeControlFeatureListener(mContext.getMainExecutor(),
		mMyHdmiCecVolumeControlFeatureListener);
		}
		mHdmiTvClient = mHdmiManager.getTvClient();
		if (mHdmiTvClient != null) {
		@@ -2248,6 +2250,7 @@ public class AudioService extends IAudioService.Stub
		if (mHdmiManager != null) {
		// mHdmiCecSink true => mHdmiPlaybackClient != null
		if (mHdmiCecSink
		&& mHdmiCecVolumeControlEnabled
		&& streamTypeAlias == AudioSystem.STREAM_MUSIC
		// vol change on a full volume device
		&& isFullVolumeDevice(device)) {
		@@ -2320,7 +2323,8 @@ public class AudioService extends IAudioService.Stub
		@GuardedBy("mHdmiClientLock")
		private void maybeSendSystemAudioStatusCommand(boolean isMuteAdjust) {
		if (mHdmiAudioSystemClient == null
		\|\| !mHdmiSystemAudioSupported) {
		\|\| !mHdmiSystemAudioSupported
		\|\| !mHdmiCecVolumeControlEnabled) {
		return;
		}

		@@ -2340,7 +2344,8 @@ public class AudioService extends IAudioService.Stub
		\|\| mHdmiTvClient == null
		\|\| oldVolume == newVolume
		\|\| (flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) != 0
		\|\| !mHdmiSystemAudioSupported) {
		\|\| !mHdmiSystemAudioSupported
		\|\| !mHdmiCecVolumeControlEnabled) {
		return;
		}
		final long token = Binder.clearCallingIdentity();
		@@ -2940,16 +2945,18 @@ public class AudioService extends IAudioService.Stub
		mVolumeController.postVolumeChanged(streamType, flags);
		}

		// If Hdmi-CEC system audio mode is on and we are a TV panel, never show volume bar.
		// Don't show volume UI when:
		// - Hdmi-CEC system audio mode is on and we are a TV panel
		// - CEC volume control enabled on a set-top box
		private int updateFlagsForTvPlatform(int flags) {
		synchronized (mHdmiClientLock) {
		if (mHdmiTvClient != null && mHdmiSystemAudioSupported) {
		if ((mHdmiTvClient != null && mHdmiSystemAudioSupported && mHdmiCecVolumeControlEnabled)
		\|\| (mHdmiPlaybackClient != null && mHdmiCecVolumeControlEnabled)) {
		flags &= ~AudioManager.FLAG_SHOW_UI;
		}
		}
		return flags;
		}

		// UI update and Broadcast Intent
		private void sendMasterMuteUpdate(boolean muted, int flags) {
		mVolumeController.postMasterMuteChanged(updateFlagsForTvPlatform(flags));
		@@ -7141,9 +7148,21 @@ public class AudioService extends IAudioService.Stub
		}
		};

		private class MyHdmiCecVolumeControlFeatureListener
		implements HdmiControlManager.HdmiCecVolumeControlFeatureListener {
		public void onHdmiCecVolumeControlFeature(boolean enabled) {
		synchronized (mHdmiClientLock) {
		if (mHdmiManager == null) return;
		mHdmiCecVolumeControlEnabled = enabled;
		}
		}
		};

		private final Object mHdmiClientLock = new Object();

		// If HDMI-CEC system audio is supported
		// Note that for CEC volume commands mHdmiCecVolumeControlEnabled will play a role on volume
		// commands
		private boolean mHdmiSystemAudioSupported = false;
		// Set only when device is tv.
		@GuardedBy("mHdmiClientLock")
		@@ -7161,10 +7180,16 @@ public class AudioService extends IAudioService.Stub
		// Set only when device is an audio system.
		@GuardedBy("mHdmiClientLock")
		private HdmiAudioSystemClient mHdmiAudioSystemClient;
		// True when volume control over HDMI CEC is used when CEC is enabled (meaningless otherwise)
		@GuardedBy("mHdmiClientLock")
		private boolean mHdmiCecVolumeControlEnabled;

		private MyHdmiControlStatusChangeListenerCallback mHdmiControlStatusChangeListenerCallback =
		new MyHdmiControlStatusChangeListenerCallback();

		private MyHdmiCecVolumeControlFeatureListener mMyHdmiCecVolumeControlFeatureListener =
		new MyHdmiCecVolumeControlFeatureListener();

		@Override
		public int setHdmiSystemAudioSupported(boolean on) {
		int device = AudioSystem.DEVICE_NONE;
		@@ -7403,6 +7428,7 @@ public class AudioService extends IAudioService.Stub
		pw.print(" mHdmiPlaybackClient="); pw.println(mHdmiPlaybackClient);
		pw.print(" mHdmiTvClient="); pw.println(mHdmiTvClient);
		pw.print(" mHdmiSystemAudioSupported="); pw.println(mHdmiSystemAudioSupported);
		pw.print(" mHdmiCecVolumeControlEnabled="); pw.println(mHdmiCecVolumeControlEnabled);
		pw.print(" mIsCallScreeningModeSupported="); pw.println(mIsCallScreeningModeSupported);
		pw.print(" mic mute FromSwitch=" + mMicMuteFromSwitch
		+ " FromRestrictions=" + mMicMuteFromRestrictions