fcf1e54d29
Do not mute based on OP_PLAY_AUDIO client side. Disable legacy behavior with constant without affecting audio service logs. Bug: 112339570 Test: enter DnD, play notifications, verify not heard Change-Id: I8a963af02fc2b42844470a4212fec8e2f6a5e4e0
626 lines
23 KiB
Java
626 lines
23 KiB
Java
/*
|
|
* Copyright (C) 2016 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package android.media;
|
|
|
|
import android.annotation.NonNull;
|
|
import android.annotation.Nullable;
|
|
import android.app.ActivityThread;
|
|
import android.app.AppOpsManager;
|
|
import android.content.Context;
|
|
import android.os.IBinder;
|
|
import android.os.Parcel;
|
|
import android.os.Parcelable;
|
|
import android.os.Process;
|
|
import android.os.RemoteException;
|
|
import android.os.ServiceManager;
|
|
import android.util.Log;
|
|
|
|
import com.android.internal.annotations.GuardedBy;
|
|
import com.android.internal.app.IAppOpsCallback;
|
|
import com.android.internal.app.IAppOpsService;
|
|
|
|
import java.lang.ref.WeakReference;
|
|
import java.util.Objects;
|
|
|
|
/**
|
|
* Class to encapsulate a number of common player operations:
|
|
* - AppOps for OP_PLAY_AUDIO
|
|
* - more to come (routing, transport control)
|
|
* @hide
|
|
*/
|
|
public abstract class PlayerBase {
|
|
|
|
private static final String TAG = "PlayerBase";
|
|
/** Debug app ops */
|
|
private static final boolean DEBUG_APP_OPS = false;
|
|
private static final boolean DEBUG = DEBUG_APP_OPS || false;
|
|
private static IAudioService sService; //lazy initialization, use getService()
|
|
|
|
/** if true, only use OP_PLAY_AUDIO monitoring for logging, and rely on muting to happen
|
|
* in AudioFlinger */
|
|
private static final boolean USE_AUDIOFLINGER_MUTING_FOR_OP = true;
|
|
|
|
// parameters of the player that affect AppOps
|
|
protected AudioAttributes mAttributes;
|
|
|
|
// volumes of the subclass "player volumes", as seen by the client of the subclass
|
|
// (e.g. what was passed in AudioTrack.setVolume(float)). The actual volume applied is
|
|
// the combination of the player volume, and the PlayerBase pan and volume multipliers
|
|
protected float mLeftVolume = 1.0f;
|
|
protected float mRightVolume = 1.0f;
|
|
protected float mAuxEffectSendLevel = 0.0f;
|
|
|
|
// NEVER call into AudioService (see getService()) with mLock held: PlayerBase can run in
|
|
// the same process as AudioService, which can synchronously call back into this class,
|
|
// causing deadlocks between the two
|
|
private final Object mLock = new Object();
|
|
|
|
// for AppOps
|
|
private @Nullable IAppOpsService mAppOps;
|
|
private @Nullable IAppOpsCallback mAppOpsCallback;
|
|
@GuardedBy("mLock")
|
|
private boolean mHasAppOpsPlayAudio = true;
|
|
|
|
private final int mImplType;
|
|
// uniquely identifies the Player Interface throughout the system (P I Id)
|
|
private int mPlayerIId = AudioPlaybackConfiguration.PLAYER_PIID_INVALID;
|
|
|
|
@GuardedBy("mLock")
|
|
private int mState;
|
|
@GuardedBy("mLock")
|
|
private int mStartDelayMs = 0;
|
|
@GuardedBy("mLock")
|
|
private float mPanMultiplierL = 1.0f;
|
|
@GuardedBy("mLock")
|
|
private float mPanMultiplierR = 1.0f;
|
|
@GuardedBy("mLock")
|
|
private float mVolMultiplier = 1.0f;
|
|
|
|
/**
|
|
* Constructor. Must be given audio attributes, as they are required for AppOps.
|
|
* @param attr non-null audio attributes
|
|
* @param class non-null class of the implementation of this abstract class
|
|
*/
|
|
PlayerBase(@NonNull AudioAttributes attr, int implType) {
|
|
if (attr == null) {
|
|
throw new IllegalArgumentException("Illegal null AudioAttributes");
|
|
}
|
|
mAttributes = attr;
|
|
mImplType = implType;
|
|
mState = AudioPlaybackConfiguration.PLAYER_STATE_IDLE;
|
|
};
|
|
|
|
/**
|
|
* Call from derived class when instantiation / initialization is successful
|
|
*/
|
|
protected void baseRegisterPlayer() {
|
|
if (!USE_AUDIOFLINGER_MUTING_FOR_OP) {
|
|
IBinder b = ServiceManager.getService(Context.APP_OPS_SERVICE);
|
|
mAppOps = IAppOpsService.Stub.asInterface(b);
|
|
// initialize mHasAppOpsPlayAudio
|
|
updateAppOpsPlayAudio();
|
|
// register a callback to monitor whether the OP_PLAY_AUDIO is still allowed
|
|
mAppOpsCallback = new IAppOpsCallbackWrapper(this);
|
|
try {
|
|
mAppOps.startWatchingMode(AppOpsManager.OP_PLAY_AUDIO,
|
|
ActivityThread.currentPackageName(), mAppOpsCallback);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error registering appOps callback", e);
|
|
mHasAppOpsPlayAudio = false;
|
|
}
|
|
}
|
|
try {
|
|
mPlayerIId = getService().trackPlayer(
|
|
new PlayerIdCard(mImplType, mAttributes, new IPlayerWrapper(this)));
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error talking to audio service, player will not be tracked", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* To be called whenever the audio attributes of the player change
|
|
* @param attr non-null audio attributes
|
|
*/
|
|
void baseUpdateAudioAttributes(@NonNull AudioAttributes attr) {
|
|
if (attr == null) {
|
|
throw new IllegalArgumentException("Illegal null AudioAttributes");
|
|
}
|
|
try {
|
|
getService().playerAttributes(mPlayerIId, attr);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error talking to audio service, STARTED state will not be tracked", e);
|
|
}
|
|
synchronized (mLock) {
|
|
boolean attributesChanged = (mAttributes != attr);
|
|
mAttributes = attr;
|
|
updateAppOpsPlayAudio_sync(attributesChanged);
|
|
}
|
|
}
|
|
|
|
private void updateState(int state) {
|
|
final int piid;
|
|
synchronized (mLock) {
|
|
mState = state;
|
|
piid = mPlayerIId;
|
|
}
|
|
try {
|
|
getService().playerEvent(piid, state);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error talking to audio service, "
|
|
+ AudioPlaybackConfiguration.toLogFriendlyPlayerState(state)
|
|
+ " state will not be tracked for piid=" + piid, e);
|
|
}
|
|
}
|
|
|
|
void baseStart() {
|
|
if (DEBUG) { Log.v(TAG, "baseStart() piid=" + mPlayerIId); }
|
|
updateState(AudioPlaybackConfiguration.PLAYER_STATE_STARTED);
|
|
synchronized (mLock) {
|
|
if (isRestricted_sync()) {
|
|
playerSetVolume(true/*muting*/,0, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
void baseSetStartDelayMs(int delayMs) {
|
|
synchronized(mLock) {
|
|
mStartDelayMs = Math.max(delayMs, 0);
|
|
}
|
|
}
|
|
|
|
protected int getStartDelayMs() {
|
|
synchronized(mLock) {
|
|
return mStartDelayMs;
|
|
}
|
|
}
|
|
|
|
void basePause() {
|
|
if (DEBUG) { Log.v(TAG, "basePause() piid=" + mPlayerIId); }
|
|
updateState(AudioPlaybackConfiguration.PLAYER_STATE_PAUSED);
|
|
}
|
|
|
|
void baseStop() {
|
|
if (DEBUG) { Log.v(TAG, "baseStop() piid=" + mPlayerIId); }
|
|
updateState(AudioPlaybackConfiguration.PLAYER_STATE_STOPPED);
|
|
}
|
|
|
|
void baseSetPan(float pan) {
|
|
final float p = Math.min(Math.max(-1.0f, pan), 1.0f);
|
|
synchronized (mLock) {
|
|
if (p >= 0.0f) {
|
|
mPanMultiplierL = 1.0f - p;
|
|
mPanMultiplierR = 1.0f;
|
|
} else {
|
|
mPanMultiplierL = 1.0f;
|
|
mPanMultiplierR = 1.0f + p;
|
|
}
|
|
}
|
|
updatePlayerVolume();
|
|
}
|
|
|
|
private void updatePlayerVolume() {
|
|
final float finalLeftVol, finalRightVol;
|
|
final boolean isRestricted;
|
|
synchronized (mLock) {
|
|
finalLeftVol = mVolMultiplier * mLeftVolume * mPanMultiplierL;
|
|
finalRightVol = mVolMultiplier * mRightVolume * mPanMultiplierR;
|
|
isRestricted = isRestricted_sync();
|
|
}
|
|
playerSetVolume(isRestricted /*muting*/, finalLeftVol, finalRightVol);
|
|
}
|
|
|
|
void setVolumeMultiplier(float vol) {
|
|
synchronized (mLock) {
|
|
this.mVolMultiplier = vol;
|
|
}
|
|
updatePlayerVolume();
|
|
}
|
|
|
|
void baseSetVolume(float leftVolume, float rightVolume) {
|
|
synchronized (mLock) {
|
|
mLeftVolume = leftVolume;
|
|
mRightVolume = rightVolume;
|
|
}
|
|
updatePlayerVolume();
|
|
}
|
|
|
|
int baseSetAuxEffectSendLevel(float level) {
|
|
synchronized (mLock) {
|
|
mAuxEffectSendLevel = level;
|
|
if (isRestricted_sync()) {
|
|
return AudioSystem.SUCCESS;
|
|
}
|
|
}
|
|
return playerSetAuxEffectSendLevel(false/*muting*/, level);
|
|
}
|
|
|
|
/**
|
|
* To be called from a subclass release or finalize method.
|
|
* Releases AppOps related resources.
|
|
*/
|
|
void baseRelease() {
|
|
if (DEBUG) { Log.v(TAG, "baseRelease() piid=" + mPlayerIId + " state=" + mState); }
|
|
boolean releasePlayer = false;
|
|
synchronized (mLock) {
|
|
if (mState != AudioPlaybackConfiguration.PLAYER_STATE_RELEASED) {
|
|
releasePlayer = true;
|
|
mState = AudioPlaybackConfiguration.PLAYER_STATE_RELEASED;
|
|
}
|
|
}
|
|
try {
|
|
if (releasePlayer) {
|
|
getService().releasePlayer(mPlayerIId);
|
|
}
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Error talking to audio service, the player will still be tracked", e);
|
|
}
|
|
try {
|
|
if (mAppOps != null) {
|
|
mAppOps.stopWatchingMode(mAppOpsCallback);
|
|
}
|
|
} catch (Exception e) {
|
|
// nothing to do here, the object is supposed to be released anyway
|
|
}
|
|
}
|
|
|
|
private void updateAppOpsPlayAudio() {
|
|
synchronized (mLock) {
|
|
updateAppOpsPlayAudio_sync(false);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* To be called whenever a condition that might affect audibility of this player is updated.
|
|
* Must be called synchronized on mLock.
|
|
*/
|
|
void updateAppOpsPlayAudio_sync(boolean attributesChanged) {
|
|
if (USE_AUDIOFLINGER_MUTING_FOR_OP) {
|
|
return;
|
|
}
|
|
boolean oldHasAppOpsPlayAudio = mHasAppOpsPlayAudio;
|
|
try {
|
|
int mode = AppOpsManager.MODE_IGNORED;
|
|
if (mAppOps != null) {
|
|
mode = mAppOps.checkAudioOperation(AppOpsManager.OP_PLAY_AUDIO,
|
|
mAttributes.getUsage(),
|
|
Process.myUid(), ActivityThread.currentPackageName());
|
|
}
|
|
mHasAppOpsPlayAudio = (mode == AppOpsManager.MODE_ALLOWED);
|
|
} catch (RemoteException e) {
|
|
mHasAppOpsPlayAudio = false;
|
|
}
|
|
|
|
// AppsOps alters a player's volume; when the restriction changes, reflect it on the actual
|
|
// volume used by the player
|
|
try {
|
|
if (oldHasAppOpsPlayAudio != mHasAppOpsPlayAudio ||
|
|
attributesChanged) {
|
|
getService().playerHasOpPlayAudio(mPlayerIId, mHasAppOpsPlayAudio);
|
|
if (!isRestricted_sync()) {
|
|
if (DEBUG_APP_OPS) {
|
|
Log.v(TAG, "updateAppOpsPlayAudio: unmuting player, vol=" + mLeftVolume
|
|
+ "/" + mRightVolume);
|
|
}
|
|
playerSetVolume(false/*muting*/,
|
|
mLeftVolume * mPanMultiplierL, mRightVolume * mPanMultiplierR);
|
|
playerSetAuxEffectSendLevel(false/*muting*/, mAuxEffectSendLevel);
|
|
} else {
|
|
if (DEBUG_APP_OPS) {
|
|
Log.v(TAG, "updateAppOpsPlayAudio: muting player");
|
|
}
|
|
playerSetVolume(true/*muting*/, 0.0f, 0.0f);
|
|
playerSetAuxEffectSendLevel(true/*muting*/, 0.0f);
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
// failing silently, player might not be in right state
|
|
}
|
|
}
|
|
|
|
/**
|
|
* To be called by the subclass whenever an operation is potentially restricted.
|
|
* As the media player-common behavior are incorporated into this class, the subclass's need
|
|
* to call this method should be removed, and this method could become private.
|
|
* FIXME can this method be private so subclasses don't have to worry about when to check
|
|
* the restrictions.
|
|
* @return
|
|
*/
|
|
boolean isRestricted_sync() {
|
|
if (USE_AUDIOFLINGER_MUTING_FOR_OP) {
|
|
return false;
|
|
}
|
|
// check app ops
|
|
if (mHasAppOpsPlayAudio) {
|
|
return false;
|
|
}
|
|
// check bypass flag
|
|
if ((mAttributes.getAllFlags() & AudioAttributes.FLAG_BYPASS_INTERRUPTION_POLICY) != 0) {
|
|
return false;
|
|
}
|
|
// check force audibility flag and camera restriction
|
|
if (((mAttributes.getAllFlags() & AudioAttributes.FLAG_AUDIBILITY_ENFORCED) != 0)
|
|
&& (mAttributes.getUsage() == AudioAttributes.USAGE_ASSISTANCE_SONIFICATION)) {
|
|
boolean cameraSoundForced = false;
|
|
try {
|
|
cameraSoundForced = getService().isCameraSoundForced();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Cannot access AudioService in isRestricted_sync()");
|
|
} catch (NullPointerException e) {
|
|
Log.e(TAG, "Null AudioService in isRestricted_sync()");
|
|
}
|
|
if (cameraSoundForced) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private static IAudioService getService()
|
|
{
|
|
if (sService != null) {
|
|
return sService;
|
|
}
|
|
IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE);
|
|
sService = IAudioService.Stub.asInterface(b);
|
|
return sService;
|
|
}
|
|
|
|
/**
|
|
* @hide
|
|
* @param delayMs
|
|
*/
|
|
public void setStartDelayMs(int delayMs) {
|
|
baseSetStartDelayMs(delayMs);
|
|
}
|
|
|
|
//=====================================================================
|
|
// Abstract methods a subclass needs to implement
|
|
/**
|
|
* Abstract method for the subclass behavior's for volume and muting commands
|
|
* @param muting if true, the player is to be muted, and the volume values can be ignored
|
|
* @param leftVolume the left volume to use if muting is false
|
|
* @param rightVolume the right volume to use if muting is false
|
|
*/
|
|
abstract void playerSetVolume(boolean muting, float leftVolume, float rightVolume);
|
|
|
|
/**
|
|
* Abstract method to apply a {@link VolumeShaper.Configuration}
|
|
* and a {@link VolumeShaper.Operation} to the Player.
|
|
* This should be overridden by the Player to call into the native
|
|
* VolumeShaper implementation. Multiple {@code VolumeShapers} may be
|
|
* concurrently active for a given Player, each accessible by the
|
|
* {@code VolumeShaper} id.
|
|
*
|
|
* The {@code VolumeShaper} implementation caches the id returned
|
|
* when applying a fully specified configuration
|
|
* from {VolumeShaper.Configuration.Builder} to track later
|
|
* operation changes requested on it.
|
|
*
|
|
* @param configuration a {@code VolumeShaper.Configuration} object
|
|
* created by {@link VolumeShaper.Configuration.Builder} or
|
|
* an created from a {@code VolumeShaper} id
|
|
* by the {@link VolumeShaper.Configuration} constructor.
|
|
* @param operation a {@code VolumeShaper.Operation}.
|
|
* @return a negative error status or a
|
|
* non-negative {@code VolumeShaper} id on success.
|
|
*/
|
|
/* package */ abstract int playerApplyVolumeShaper(
|
|
@NonNull VolumeShaper.Configuration configuration,
|
|
@NonNull VolumeShaper.Operation operation);
|
|
|
|
/**
|
|
* Abstract method to get the current VolumeShaper state.
|
|
* @param id the {@code VolumeShaper} id returned from
|
|
* sending a fully specified {@code VolumeShaper.Configuration}
|
|
* through {@link #playerApplyVolumeShaper}
|
|
* @return a {@code VolumeShaper.State} object or null if
|
|
* there is no {@code VolumeShaper} for the id.
|
|
*/
|
|
/* package */ abstract @Nullable VolumeShaper.State playerGetVolumeShaperState(int id);
|
|
|
|
abstract int playerSetAuxEffectSendLevel(boolean muting, float level);
|
|
abstract void playerStart();
|
|
abstract void playerPause();
|
|
abstract void playerStop();
|
|
|
|
//=====================================================================
|
|
private static class IAppOpsCallbackWrapper extends IAppOpsCallback.Stub {
|
|
private final WeakReference<PlayerBase> mWeakPB;
|
|
|
|
public IAppOpsCallbackWrapper(PlayerBase pb) {
|
|
mWeakPB = new WeakReference<PlayerBase>(pb);
|
|
}
|
|
|
|
@Override
|
|
public void opChanged(int op, int uid, String packageName) {
|
|
if (op == AppOpsManager.OP_PLAY_AUDIO) {
|
|
if (DEBUG_APP_OPS) { Log.v(TAG, "opChanged: op=PLAY_AUDIO pack=" + packageName); }
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.updateAppOpsPlayAudio();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//=====================================================================
|
|
/**
|
|
* Wrapper around an implementation of IPlayer for all subclasses of PlayerBase
|
|
* that doesn't keep a strong reference on PlayerBase
|
|
*/
|
|
private static class IPlayerWrapper extends IPlayer.Stub {
|
|
private final WeakReference<PlayerBase> mWeakPB;
|
|
|
|
public IPlayerWrapper(PlayerBase pb) {
|
|
mWeakPB = new WeakReference<PlayerBase>(pb);
|
|
}
|
|
|
|
@Override
|
|
public void start() {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.playerStart();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void pause() {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.playerPause();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void stop() {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.playerStop();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void setVolume(float vol) {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.setVolumeMultiplier(vol);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void setPan(float pan) {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.baseSetPan(pan);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void setStartDelayMs(int delayMs) {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.baseSetStartDelayMs(delayMs);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void applyVolumeShaper(
|
|
@NonNull VolumeShaper.Configuration configuration,
|
|
@NonNull VolumeShaper.Operation operation) {
|
|
final PlayerBase pb = mWeakPB.get();
|
|
if (pb != null) {
|
|
pb.playerApplyVolumeShaper(configuration, operation);
|
|
}
|
|
}
|
|
}
|
|
|
|
//=====================================================================
|
|
/**
|
|
* Class holding all the information about a player that needs to be known at registration time
|
|
*/
|
|
public static class PlayerIdCard implements Parcelable {
|
|
public final int mPlayerType;
|
|
|
|
public static final int AUDIO_ATTRIBUTES_NONE = 0;
|
|
public static final int AUDIO_ATTRIBUTES_DEFINED = 1;
|
|
public final AudioAttributes mAttributes;
|
|
public final IPlayer mIPlayer;
|
|
|
|
PlayerIdCard(int type, @NonNull AudioAttributes attr, @NonNull IPlayer iplayer) {
|
|
mPlayerType = type;
|
|
mAttributes = attr;
|
|
mIPlayer = iplayer;
|
|
}
|
|
|
|
@Override
|
|
public int hashCode() {
|
|
return Objects.hash(mPlayerType);
|
|
}
|
|
|
|
@Override
|
|
public int describeContents() {
|
|
return 0;
|
|
}
|
|
|
|
@Override
|
|
public void writeToParcel(Parcel dest, int flags) {
|
|
dest.writeInt(mPlayerType);
|
|
mAttributes.writeToParcel(dest, 0);
|
|
dest.writeStrongBinder(mIPlayer == null ? null : mIPlayer.asBinder());
|
|
}
|
|
|
|
public static final @android.annotation.NonNull Parcelable.Creator<PlayerIdCard> CREATOR
|
|
= new Parcelable.Creator<PlayerIdCard>() {
|
|
/**
|
|
* Rebuilds an PlayerIdCard previously stored with writeToParcel().
|
|
* @param p Parcel object to read the PlayerIdCard from
|
|
* @return a new PlayerIdCard created from the data in the parcel
|
|
*/
|
|
public PlayerIdCard createFromParcel(Parcel p) {
|
|
return new PlayerIdCard(p);
|
|
}
|
|
public PlayerIdCard[] newArray(int size) {
|
|
return new PlayerIdCard[size];
|
|
}
|
|
};
|
|
|
|
private PlayerIdCard(Parcel in) {
|
|
mPlayerType = in.readInt();
|
|
mAttributes = AudioAttributes.CREATOR.createFromParcel(in);
|
|
// IPlayer can be null if unmarshalling a Parcel coming from who knows where
|
|
final IBinder b = in.readStrongBinder();
|
|
mIPlayer = (b == null ? null : IPlayer.Stub.asInterface(b));
|
|
}
|
|
|
|
@Override
|
|
public boolean equals(Object o) {
|
|
if (this == o) return true;
|
|
if (o == null || !(o instanceof PlayerIdCard)) return false;
|
|
|
|
PlayerIdCard that = (PlayerIdCard) o;
|
|
|
|
// FIXME change to the binder player interface once supported as a member
|
|
return ((mPlayerType == that.mPlayerType) && mAttributes.equals(that.mAttributes));
|
|
}
|
|
}
|
|
|
|
//=====================================================================
|
|
// Utilities
|
|
|
|
/**
|
|
* @hide
|
|
* Use to generate warning or exception in legacy code paths that allowed passing stream types
|
|
* to qualify audio playback.
|
|
* @param streamType the stream type to check
|
|
* @throws IllegalArgumentException
|
|
*/
|
|
public static void deprecateStreamTypeForPlayback(int streamType, @NonNull String className,
|
|
@NonNull String opName) throws IllegalArgumentException {
|
|
// STREAM_ACCESSIBILITY was introduced at the same time the use of stream types
|
|
// for audio playback was deprecated, so it is not allowed at all to qualify a playback
|
|
// use case
|
|
if (streamType == AudioManager.STREAM_ACCESSIBILITY) {
|
|
throw new IllegalArgumentException("Use of STREAM_ACCESSIBILITY is reserved for "
|
|
+ "volume control");
|
|
}
|
|
Log.w(className, "Use of stream types is deprecated for operations other than " +
|
|
"volume control");
|
|
Log.w(className, "See the documentation of " + opName + " for what to use instead with " +
|
|
"android.media.AudioAttributes to qualify your playback use case");
|
|
}
|
|
}
|