Revert "[MQ] Add implementation for ambient light" (a0877ad8) · Commits · e / os / android_frameworks_base

media/java/android/media/quality/IMediaQualityManager.aidl

+0 −2

Original line number	Diff line number	Diff line
		@@ -53,8 +53,6 @@ interface IMediaQualityManager {
		void registerSoundProfileCallback(in ISoundProfileCallback cb);
		void registerAmbientBacklightCallback(in IAmbientBacklightCallback cb);

		void unregisterAmbientBacklightCallback(in IAmbientBacklightCallback cb);

		List<ParamCapability> getParamCapabilities(in List<String> names);

		boolean isSupported();

services/core/Android.bp

+0 −1

Original line number	Diff line number	Diff line
		@@ -131,7 +131,6 @@ java_library_static {
		srcs: [
		":android.hardware.tv.hdmi.connection-V1-java-source",
		":android.hardware.tv.hdmi.earc-V1-java-source",
		":android.hardware.tv.mediaquality-V1-java-source",
		":statslog-art-java-gen",
		":statslog-contexthub-java-gen",
		":services.core-aidl-sources",

services/core/java/com/android/server/media/quality/MediaQualityService.java

+0 −275

Original line number	Diff line number	Diff line
		@@ -16,17 +16,8 @@

		package com.android.server.media.quality;

		import static android.media.quality.AmbientBacklightEvent.AMBIENT_BACKLIGHT_EVENT_ENABLED;
		import static android.media.quality.AmbientBacklightEvent.AMBIENT_BACKLIGHT_EVENT_DISABLED;
		import static android.media.quality.AmbientBacklightEvent.AMBIENT_BACKLIGHT_EVENT_METADATA;
		import static android.media.quality.AmbientBacklightEvent.AMBIENT_BACKLIGHT_EVENT_INTERRUPTED;

		import android.annotation.NonNull;
		import android.content.ContentValues;
		import android.content.Context;
		import android.hardware.tv.mediaquality.IMediaQuality;
		import android.media.quality.AmbientBacklightEvent;
		import android.media.quality.AmbientBacklightMetadata;
		import android.database.Cursor;
		import android.database.sqlite.SQLiteDatabase;
		import android.media.quality.AmbientBacklightSettings;
		@@ -38,27 +29,17 @@ import android.media.quality.MediaQualityContract.PictureQuality;
		import android.media.quality.ParamCapability;
		import android.media.quality.PictureProfile;
		import android.media.quality.SoundProfile;
		import android.os.Binder;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.text.TextUtils;
		import android.util.Slog;
		import android.os.Bundle;
		import android.util.Log;

		import com.android.server.SystemService;
		import com.android.server.utils.Slogf;

		import org.json.JSONException;
		import org.json.JSONObject;

		import java.util.ArrayList;
		import java.util.HashMap;
		import java.util.Iterator;
		import java.util.List;
		import java.util.Map;
		import java.util.NoSuchElementException;
		import java.util.Locale;

		/**
		@@ -70,16 +51,11 @@ public class MediaQualityService extends SystemService {
		private static final boolean DEBUG = false;
		private static final String TAG = "MediaQualityService";
		private final Context mContext;
		private IMediaQuality mMediaQuality;
		private final Object mLock = new Object();
		private final HalAmbientBacklightCallback mHalAmbientBacklightCallback;
		private final Map<String, AmbientBacklightCallbackRecord> mCallbackRecords = new HashMap<>();
		private final MediaQualityDbHelper mMediaQualityDbHelper;

		public MediaQualityService(Context context) {
		super(context);
		mContext = context;
		mHalAmbientBacklightCallback = new HalAmbientBacklightCallback();
		mMediaQualityDbHelper = new MediaQualityDbHelper(mContext);
		mMediaQualityDbHelper.setWriteAheadLoggingEnabled(true);
		mMediaQualityDbHelper.setIdleConnectionTimeout(30);
		@@ -87,18 +63,6 @@ public class MediaQualityService extends SystemService {

		@Override
		public void onStart() {
		IBinder binder = ServiceManager.getService(IMediaQuality.DESCRIPTOR + "/default");
		if (binder != null) {
		Slogf.d(TAG, "binder is not null");
		mMediaQuality = IMediaQuality.Stub.asInterface(binder);
		if (mMediaQuality != null) {
		try {
		mMediaQuality.setCallback(mHalAmbientBacklightCallback);
		} catch (RemoteException e) {
		Slog.e(TAG, "Failed to set ambient backlight detector callback", e);
		}
		}
		}
		publishBinderService(Context.MEDIA_QUALITY_SERVICE, new BinderService());
		}

		@@ -324,89 +288,14 @@ public class MediaQualityService extends SystemService {

		@Override
		public void registerAmbientBacklightCallback(IAmbientBacklightCallback callback) {
		if (DEBUG) {
		Slogf.d(TAG, "registerAmbientBacklightCallback");
		}

		String callingPackageName = getCallingPackageName();

		synchronized (mCallbackRecords) {
		AmbientBacklightCallbackRecord record = mCallbackRecords.get(callingPackageName);
		if (record != null) {
		if (record.mCallback.asBinder().equals(callback.asBinder())) {
		Slog.w(TAG, "AmbientBacklight Callback already registered");
		return;
		}
		record.release();
		mCallbackRecords.remove(callingPackageName);
		}
		mCallbackRecords.put(callingPackageName,
		new AmbientBacklightCallbackRecord(callingPackageName, callback));
		}
		}

		@Override
		public void unregisterAmbientBacklightCallback(IAmbientBacklightCallback callback) {
		if (DEBUG) {
		Slogf.d(TAG, "unregisterAmbientBacklightCallback");
		}

		synchronized (mCallbackRecords) {
		for (AmbientBacklightCallbackRecord record : mCallbackRecords.values()) {
		if (record.mCallback.asBinder().equals(callback.asBinder())) {
		record.release();
		mCallbackRecords.remove(record.mPackageName);
		return;
		}
		}
		}
		}

		@Override
		public void setAmbientBacklightSettings(AmbientBacklightSettings settings) {
		if (DEBUG) {
		Slogf.d(TAG, "setAmbientBacklightSettings " + settings);
		}

		try {
		if (mMediaQuality != null) {
		android.hardware.tv.mediaquality.AmbientBacklightSettings halSettings =
		new android.hardware.tv.mediaquality.AmbientBacklightSettings();
		halSettings.packageName = getCallingPackageName();
		halSettings.source = (byte) settings.getSource();
		halSettings.maxFramerate = settings.getMaxFps();
		halSettings.colorFormat = (byte) settings.getColorFormat();
		halSettings.hZonesNumber = settings.getHorizontalZonesNumber();
		halSettings.vZonesNumber = settings.getVerticalZonesNumber();
		halSettings.hasLetterbox = settings.isLetterboxOmitted();
		halSettings.threshold = settings.getThreshold();

		mMediaQuality.setAmbientBacklightDetector(halSettings);

		mHalAmbientBacklightCallback.setAmbientBacklightClientPackageName(
		getCallingPackageName());

		if (DEBUG) {
		Slogf.d(TAG, "set ambient settings package: " + halSettings.packageName);
		}
		}
		} catch (RemoteException e) {
		Slog.e(TAG, "Failed to set ambient backlight settings", e);
		}
		}

		@Override
		public void setAmbientBacklightEnabled(boolean enabled) {
		if (DEBUG) {
		Slogf.d(TAG, "setAmbientBacklightEnabled " + enabled);
		}
		try {
		if (mMediaQuality != null) {
		mMediaQuality.setAmbientBacklightDetectionEnabled(enabled);
		}
		} catch (RemoteException e) {
		Slog.e(TAG, "Failed to set ambient backlight enabled", e);
		}
		}

		@Override
		@@ -464,168 +353,4 @@ public class MediaQualityService extends SystemService {
		return false;
		}
		}

		private final class AmbientBacklightCallbackRecord implements IBinder.DeathRecipient {
		final String mPackageName;
		final IAmbientBacklightCallback mCallback;

		AmbientBacklightCallbackRecord(@NonNull String pkgName,
		@NonNull IAmbientBacklightCallback cb) {
		mPackageName = pkgName;
		mCallback = cb;
		try {
		mCallback.asBinder().linkToDeath(this, 0);
		} catch (RemoteException e) {
		Slog.e(TAG, "Failed to link to death", e);
		}
		}

		void release() {
		try {
		mCallback.asBinder().unlinkToDeath(this, 0);
		} catch (NoSuchElementException e) {
		Slog.e(TAG, "Failed to unlink to death", e);
		}
		}

		@Override
		public void binderDied() {
		synchronized (mCallbackRecords) {
		mCallbackRecords.remove(mPackageName);
		}
		}
		}

		private final class HalAmbientBacklightCallback
		extends android.hardware.tv.mediaquality.IMediaQualityCallback.Stub {
		private final Object mLock = new Object();
		private String mAmbientBacklightClientPackageName;

		void setAmbientBacklightClientPackageName(@NonNull String packageName) {
		synchronized (mLock) {
		if (TextUtils.equals(mAmbientBacklightClientPackageName, packageName)) {
		return;
		}
		handleAmbientBacklightInterrupted();
		mAmbientBacklightClientPackageName = packageName;
		}
		}

		void handleAmbientBacklightInterrupted() {
		synchronized (mCallbackRecords) {
		if (mAmbientBacklightClientPackageName == null) {
		Slog.e(TAG, "Invalid package name in interrupted event");
		return;
		}
		AmbientBacklightCallbackRecord record = mCallbackRecords.get(
		mAmbientBacklightClientPackageName);
		if (record == null) {
		Slog.e(TAG, "Callback record not found for ambient backlight");
		return;
		}
		AmbientBacklightEvent event =
		new AmbientBacklightEvent(
		AMBIENT_BACKLIGHT_EVENT_INTERRUPTED, null);
		try {
		record.mCallback.onAmbientBacklightEvent(event);
		} catch (RemoteException e) {
		Slog.e(TAG, "Deliver ambient backlight interrupted event failed", e);
		}
		}
		}

		void handleAmbientBacklightEnabled(boolean enabled) {
		AmbientBacklightEvent event =
		new AmbientBacklightEvent(
		enabled ? AMBIENT_BACKLIGHT_EVENT_ENABLED :
		AMBIENT_BACKLIGHT_EVENT_DISABLED, null);
		synchronized (mCallbackRecords) {
		for (AmbientBacklightCallbackRecord record : mCallbackRecords.values()) {
		try {
		record.mCallback.onAmbientBacklightEvent(event);
		} catch (RemoteException e) {
		Slog.e(TAG, "Deliver ambient backlight enabled event failed", e);
		}
		}
		}
		}

		void handleAmbientBacklightMetadataEvent(
		@NonNull android.hardware.tv.mediaquality.AmbientBacklightMetadata
		halMetadata) {
		if (!TextUtils.equals(mAmbientBacklightClientPackageName,
		halMetadata.settings.packageName)) {
		Slog.e(TAG, "Invalid package name in metadata event");
		return;
		}

		AmbientBacklightMetadata metadata =
		new AmbientBacklightMetadata(
		halMetadata.settings.packageName,
		halMetadata.compressAlgorithm,
		halMetadata.settings.source,
		halMetadata.settings.colorFormat,
		halMetadata.settings.hZonesNumber,
		halMetadata.settings.vZonesNumber,
		halMetadata.zonesColors);
		AmbientBacklightEvent event =
		new AmbientBacklightEvent(
		AMBIENT_BACKLIGHT_EVENT_METADATA, metadata);

		synchronized (mCallbackRecords) {
		AmbientBacklightCallbackRecord record = mCallbackRecords
		.get(halMetadata.settings.packageName);
		if (record == null) {
		Slog.e(TAG, "Callback record not found for ambient backlight metadata");
		return;
		}

		try {
		record.mCallback.onAmbientBacklightEvent(event);
		} catch (RemoteException e) {
		Slog.e(TAG, "Deliver ambient backlight metadata event failed", e);
		}
		}
		}

		@Override
		public void notifyAmbientBacklightEvent(
		android.hardware.tv.mediaquality.AmbientBacklightEvent halEvent) {
		synchronized (mLock) {
		if (halEvent.getTag() == android.hardware.tv.mediaquality
		.AmbientBacklightEvent.Tag.enabled) {
		boolean enabled = halEvent.getEnabled();
		if (enabled) {
		handleAmbientBacklightEnabled(true);
		} else {
		handleAmbientBacklightEnabled(false);
		}
		} else if (halEvent.getTag() == android.hardware.tv.mediaquality
		.AmbientBacklightEvent.Tag.metadata) {
		handleAmbientBacklightMetadataEvent(halEvent.getMetadata());
		} else {
		Slog.e(TAG, "Invalid event type in ambient backlight event");
		}
		}
		}

		@Override
		public synchronized String getInterfaceHash() throws android.os.RemoteException {
		return android.hardware.tv.mediaquality.IMediaQualityCallback.Stub.HASH;
		}

		@Override
		public int getInterfaceVersion() throws android.os.RemoteException {
		return android.hardware.tv.mediaquality.IMediaQualityCallback.Stub.VERSION;
		}
		}

		private String getCallingPackageName() {
		final String[] packages = mContext.getPackageManager().getPackagesForUid(
		Binder.getCallingUid());
		if (packages != null && packages.length > 0) {
		return packages[0];
		}
		return "unknown";
		}
		}