2982 lines
128 KiB
Java
2982 lines
128 KiB
Java
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.media;
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import android.app.ActivityManagerNative;
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import android.bluetooth.BluetoothA2dp;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothClass;
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import android.bluetooth.BluetoothDevice;
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import android.bluetooth.BluetoothHeadset;
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import android.bluetooth.BluetoothProfile;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.pm.PackageManager;
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import android.database.ContentObserver;
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import android.media.MediaPlayer.OnCompletionListener;
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import android.media.MediaPlayer.OnErrorListener;
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import android.os.Binder;
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import android.os.Environment;
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import android.os.Handler;
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import android.os.IBinder;
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import android.os.Looper;
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import android.os.Message;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.os.SystemProperties;
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import android.provider.Settings;
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import android.provider.Settings.System;
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import android.telephony.PhoneStateListener;
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import android.telephony.TelephonyManager;
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import android.util.Log;
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import android.view.KeyEvent;
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import android.view.VolumePanel;
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import com.android.internal.telephony.ITelephony;
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import java.io.FileDescriptor;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.NoSuchElementException;
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import java.util.Set;
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import java.util.Stack;
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/**
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* The implementation of the volume manager service.
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* <p>
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* This implementation focuses on delivering a responsive UI. Most methods are
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* asynchronous to external calls. For example, the task of setting a volume
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* will update our internal state, but in a separate thread will set the system
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* volume and later persist to the database. Similarly, setting the ringer mode
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* will update the state and broadcast a change and in a separate thread later
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* persist the ringer mode.
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*
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* @hide
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*/
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public class AudioService extends IAudioService.Stub {
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private static final String TAG = "AudioService";
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/** How long to delay before persisting a change in volume/ringer mode. */
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private static final int PERSIST_DELAY = 3000;
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private Context mContext;
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private ContentResolver mContentResolver;
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private boolean mVoiceCapable;
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/** The UI */
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private VolumePanel mVolumePanel;
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// sendMsg() flags
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/** Used when a message should be shared across all stream types. */
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private static final int SHARED_MSG = -1;
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/** If the msg is already queued, replace it with this one. */
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private static final int SENDMSG_REPLACE = 0;
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/** If the msg is already queued, ignore this one and leave the old. */
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private static final int SENDMSG_NOOP = 1;
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/** If the msg is already queued, queue this one and leave the old. */
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private static final int SENDMSG_QUEUE = 2;
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// AudioHandler message.whats
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private static final int MSG_SET_SYSTEM_VOLUME = 0;
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private static final int MSG_PERSIST_VOLUME = 1;
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private static final int MSG_PERSIST_RINGER_MODE = 3;
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private static final int MSG_PERSIST_VIBRATE_SETTING = 4;
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private static final int MSG_MEDIA_SERVER_DIED = 5;
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private static final int MSG_MEDIA_SERVER_STARTED = 6;
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private static final int MSG_PLAY_SOUND_EFFECT = 7;
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private static final int MSG_BTA2DP_DOCK_TIMEOUT = 8;
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private static final int MSG_LOAD_SOUND_EFFECTS = 9;
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private static final int MSG_SET_FORCE_USE = 10;
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private static final int MSG_PERSIST_MEDIABUTTONRECEIVER = 11;
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private static final int MSG_BT_HEADSET_CNCT_FAILED = 12;
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private static final int BTA2DP_DOCK_TIMEOUT_MILLIS = 8000;
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// Timeout for connection to bluetooth headset service
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private static final int BT_HEADSET_CNCT_TIMEOUT_MS = 3000;
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/** @see AudioSystemThread */
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private AudioSystemThread mAudioSystemThread;
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/** @see AudioHandler */
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private AudioHandler mAudioHandler;
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/** @see VolumeStreamState */
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private VolumeStreamState[] mStreamStates;
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private SettingsObserver mSettingsObserver;
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private int mMode;
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private Object mSettingsLock = new Object();
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private boolean mMediaServerOk;
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private SoundPool mSoundPool;
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private Object mSoundEffectsLock = new Object();
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private static final int NUM_SOUNDPOOL_CHANNELS = 4;
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private static final int SOUND_EFFECT_VOLUME = 1000;
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/* Sound effect file names */
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private static final String SOUND_EFFECTS_PATH = "/media/audio/ui/";
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private static final String[] SOUND_EFFECT_FILES = new String[] {
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"Effect_Tick.ogg",
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"KeypressStandard.ogg",
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"KeypressSpacebar.ogg",
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"KeypressDelete.ogg",
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"KeypressReturn.ogg"
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};
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/* Sound effect file name mapping sound effect id (AudioManager.FX_xxx) to
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* file index in SOUND_EFFECT_FILES[] (first column) and indicating if effect
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* uses soundpool (second column) */
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private int[][] SOUND_EFFECT_FILES_MAP = new int[][] {
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{0, -1}, // FX_KEY_CLICK
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{0, -1}, // FX_FOCUS_NAVIGATION_UP
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{0, -1}, // FX_FOCUS_NAVIGATION_DOWN
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{0, -1}, // FX_FOCUS_NAVIGATION_LEFT
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{0, -1}, // FX_FOCUS_NAVIGATION_RIGHT
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{1, -1}, // FX_KEYPRESS_STANDARD
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{2, -1}, // FX_KEYPRESS_SPACEBAR
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{3, -1}, // FX_FOCUS_DELETE
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{4, -1} // FX_FOCUS_RETURN
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};
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/** @hide Maximum volume index values for audio streams */
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private int[] MAX_STREAM_VOLUME = new int[] {
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5, // STREAM_VOICE_CALL
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7, // STREAM_SYSTEM
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7, // STREAM_RING
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15, // STREAM_MUSIC
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7, // STREAM_ALARM
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7, // STREAM_NOTIFICATION
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15, // STREAM_BLUETOOTH_SCO
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7, // STREAM_SYSTEM_ENFORCED
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15, // STREAM_DTMF
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15 // STREAM_TTS
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};
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/* STREAM_VOLUME_ALIAS[] indicates for each stream if it uses the volume settings
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* of another stream: This avoids multiplying the volume settings for hidden
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* stream types that follow other stream behavior for volume settings
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* NOTE: do not create loops in aliases! */
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private int[] STREAM_VOLUME_ALIAS = new int[] {
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AudioSystem.STREAM_VOICE_CALL, // STREAM_VOICE_CALL
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AudioSystem.STREAM_SYSTEM, // STREAM_SYSTEM
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AudioSystem.STREAM_RING, // STREAM_RING
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AudioSystem.STREAM_MUSIC, // STREAM_MUSIC
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AudioSystem.STREAM_ALARM, // STREAM_ALARM
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AudioSystem.STREAM_NOTIFICATION, // STREAM_NOTIFICATION
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AudioSystem.STREAM_BLUETOOTH_SCO, // STREAM_BLUETOOTH_SCO
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AudioSystem.STREAM_SYSTEM, // STREAM_SYSTEM_ENFORCED
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AudioSystem.STREAM_VOICE_CALL, // STREAM_DTMF
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AudioSystem.STREAM_MUSIC // STREAM_TTS
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};
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private AudioSystem.ErrorCallback mAudioSystemCallback = new AudioSystem.ErrorCallback() {
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public void onError(int error) {
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switch (error) {
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case AudioSystem.AUDIO_STATUS_SERVER_DIED:
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if (mMediaServerOk) {
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sendMsg(mAudioHandler, MSG_MEDIA_SERVER_DIED, SHARED_MSG, SENDMSG_NOOP, 0, 0,
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null, 1500);
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mMediaServerOk = false;
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}
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break;
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case AudioSystem.AUDIO_STATUS_OK:
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if (!mMediaServerOk) {
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sendMsg(mAudioHandler, MSG_MEDIA_SERVER_STARTED, SHARED_MSG, SENDMSG_NOOP, 0, 0,
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null, 0);
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mMediaServerOk = true;
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}
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break;
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default:
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break;
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}
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}
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};
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/**
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* Current ringer mode from one of {@link AudioManager#RINGER_MODE_NORMAL},
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* {@link AudioManager#RINGER_MODE_SILENT}, or
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* {@link AudioManager#RINGER_MODE_VIBRATE}.
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*/
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private int mRingerMode;
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/** @see System#MODE_RINGER_STREAMS_AFFECTED */
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private int mRingerModeAffectedStreams;
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// Streams currently muted by ringer mode
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private int mRingerModeMutedStreams;
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/** @see System#MUTE_STREAMS_AFFECTED */
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private int mMuteAffectedStreams;
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/**
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* Has multiple bits per vibrate type to indicate the type's vibrate
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* setting. See {@link #setVibrateSetting(int, int)}.
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* <p>
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* NOTE: This is not the final decision of whether vibrate is on/off for the
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* type since it depends on the ringer mode. See {@link #shouldVibrate(int)}.
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*/
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private int mVibrateSetting;
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/** @see System#NOTIFICATIONS_USE_RING_VOLUME */
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private int mNotificationsUseRingVolume;
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// Broadcast receiver for device connections intent broadcasts
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private final BroadcastReceiver mReceiver = new AudioServiceBroadcastReceiver();
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// Broadcast receiver for media button broadcasts (separate from mReceiver to
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// independently change its priority)
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private final BroadcastReceiver mMediaButtonReceiver = new MediaButtonBroadcastReceiver();
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// Used to alter media button redirection when the phone is ringing.
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private boolean mIsRinging = false;
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// Devices currently connected
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private HashMap <Integer, String> mConnectedDevices = new HashMap <Integer, String>();
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// Forced device usage for communications
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private int mForcedUseForComm;
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// List of binder death handlers for setMode() client processes.
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// The last process to have called setMode() is at the top of the list.
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private ArrayList <SetModeDeathHandler> mSetModeDeathHandlers = new ArrayList <SetModeDeathHandler>();
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// List of clients having issued a SCO start request
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private ArrayList <ScoClient> mScoClients = new ArrayList <ScoClient>();
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// BluetoothHeadset API to control SCO connection
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private BluetoothHeadset mBluetoothHeadset;
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// Bluetooth headset device
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private BluetoothDevice mBluetoothHeadsetDevice;
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// Indicate if SCO audio connection is currently active and if the initiator is
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// audio service (internal) or bluetooth headset (external)
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private int mScoAudioState;
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// SCO audio state is not active
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private static final int SCO_STATE_INACTIVE = 0;
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// SCO audio activation request waiting for headset service to connect
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private static final int SCO_STATE_ACTIVATE_REQ = 1;
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// SCO audio state is active or starting due to a local request to start a virtual call
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private static final int SCO_STATE_ACTIVE_INTERNAL = 3;
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// SCO audio deactivation request waiting for headset service to connect
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private static final int SCO_STATE_DEACTIVATE_REQ = 5;
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// SCO audio state is active due to an action in BT handsfree (either voice recognition or
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// in call audio)
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private static final int SCO_STATE_ACTIVE_EXTERNAL = 2;
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// Deactivation request for all SCO connections (initiated by audio mode change)
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// waiting for headset service to connect
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private static final int SCO_STATE_DEACTIVATE_EXT_REQ = 4;
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// Current connection state indicated by bluetooth headset
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private int mScoConnectionState;
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// true if boot sequence has been completed
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private boolean mBootCompleted;
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// listener for SoundPool sample load completion indication
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private SoundPoolCallback mSoundPoolCallBack;
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// thread for SoundPool listener
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private SoundPoolListenerThread mSoundPoolListenerThread;
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// message looper for SoundPool listener
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private Looper mSoundPoolLooper = null;
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// default volume applied to sound played with playSoundEffect()
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private static final int SOUND_EFFECT_DEFAULT_VOLUME_DB = -20;
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// volume applied to sound played with playSoundEffect() read from ro.config.sound_fx_volume
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private int SOUND_EFFECT_VOLUME_DB;
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// getActiveStreamType() will return STREAM_NOTIFICATION during this period after a notification
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// stopped
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private static final int NOTIFICATION_VOLUME_DELAY_MS = 5000;
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// previous volume adjustment direction received by checkForRingerModeChange()
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private int mPrevVolDirection = AudioManager.ADJUST_SAME;
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///////////////////////////////////////////////////////////////////////////
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// Construction
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///////////////////////////////////////////////////////////////////////////
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/** @hide */
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public AudioService(Context context) {
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mContext = context;
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mContentResolver = context.getContentResolver();
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mVoiceCapable = mContext.getResources().getBoolean(
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com.android.internal.R.bool.config_voice_capable);
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// Intialized volume
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MAX_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL] = SystemProperties.getInt(
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"ro.config.vc_call_vol_steps",
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MAX_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL]);
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SOUND_EFFECT_VOLUME_DB = SystemProperties.getInt(
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"ro.config.sound_fx_volume",
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SOUND_EFFECT_DEFAULT_VOLUME_DB);
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mVolumePanel = new VolumePanel(context, this);
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mForcedUseForComm = AudioSystem.FORCE_NONE;
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createAudioSystemThread();
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readPersistedSettings();
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mSettingsObserver = new SettingsObserver();
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createStreamStates();
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// Call setMode() to initialize mSetModeDeathHandlers
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mMode = AudioSystem.MODE_INVALID;
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setMode(AudioSystem.MODE_NORMAL, null);
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mMediaServerOk = true;
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// Call setRingerModeInt() to apply correct mute
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// state on streams affected by ringer mode.
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mRingerModeMutedStreams = 0;
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setRingerModeInt(getRingerMode(), false);
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AudioSystem.setErrorCallback(mAudioSystemCallback);
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// Register for device connection intent broadcasts.
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IntentFilter intentFilter =
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new IntentFilter(Intent.ACTION_HEADSET_PLUG);
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intentFilter.addAction(BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED);
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intentFilter.addAction(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED);
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intentFilter.addAction(BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED);
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intentFilter.addAction(Intent.ACTION_DOCK_EVENT);
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intentFilter.addAction(Intent.ACTION_USB_ANLG_HEADSET_PLUG);
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intentFilter.addAction(Intent.ACTION_USB_DGTL_HEADSET_PLUG);
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intentFilter.addAction(Intent.ACTION_HDMI_AUDIO_PLUG);
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intentFilter.addAction(Intent.ACTION_BOOT_COMPLETED);
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context.registerReceiver(mReceiver, intentFilter);
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// Register for package removal intent broadcasts for media button receiver persistence
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IntentFilter pkgFilter = new IntentFilter();
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pkgFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);
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pkgFilter.addDataScheme("package");
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context.registerReceiver(mReceiver, pkgFilter);
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// Register for media button intent broadcasts.
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intentFilter = new IntentFilter(Intent.ACTION_MEDIA_BUTTON);
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intentFilter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
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context.registerReceiver(mMediaButtonReceiver, intentFilter);
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// Register for phone state monitoring
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TelephonyManager tmgr = (TelephonyManager)
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context.getSystemService(Context.TELEPHONY_SERVICE);
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tmgr.listen(mPhoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
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}
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private void createAudioSystemThread() {
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mAudioSystemThread = new AudioSystemThread();
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mAudioSystemThread.start();
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waitForAudioHandlerCreation();
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}
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/** Waits for the volume handler to be created by the other thread. */
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private void waitForAudioHandlerCreation() {
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synchronized(this) {
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while (mAudioHandler == null) {
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try {
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// Wait for mAudioHandler to be set by the other thread
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wait();
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} catch (InterruptedException e) {
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Log.e(TAG, "Interrupted while waiting on volume handler.");
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}
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}
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}
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}
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private void createStreamStates() {
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int numStreamTypes = AudioSystem.getNumStreamTypes();
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VolumeStreamState[] streams = mStreamStates = new VolumeStreamState[numStreamTypes];
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for (int i = 0; i < numStreamTypes; i++) {
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streams[i] = new VolumeStreamState(System.VOLUME_SETTINGS[STREAM_VOLUME_ALIAS[i]], i);
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}
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// Correct stream index values for streams with aliases
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for (int i = 0; i < numStreamTypes; i++) {
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if (STREAM_VOLUME_ALIAS[i] != i) {
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int index = rescaleIndex(streams[i].mIndex, STREAM_VOLUME_ALIAS[i], i);
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streams[i].mIndex = streams[i].getValidIndex(index);
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setStreamVolumeIndex(i, index);
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index = rescaleIndex(streams[i].mLastAudibleIndex, STREAM_VOLUME_ALIAS[i], i);
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streams[i].mLastAudibleIndex = streams[i].getValidIndex(index);
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}
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}
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}
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private void readPersistedSettings() {
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final ContentResolver cr = mContentResolver;
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mRingerMode = System.getInt(cr, System.MODE_RINGER, AudioManager.RINGER_MODE_NORMAL);
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// sanity check in case the settings are restored from a device with incompatible
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// ringer modes
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if (!AudioManager.isValidRingerMode(mRingerMode)) {
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mRingerMode = AudioManager.RINGER_MODE_NORMAL;
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System.putInt(cr, System.MODE_RINGER, mRingerMode);
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}
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mVibrateSetting = System.getInt(cr, System.VIBRATE_ON, 0);
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// make sure settings for ringer mode are consistent with device type: non voice capable
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// devices (tablets) include media stream in silent mode whereas phones don't.
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mRingerModeAffectedStreams = Settings.System.getInt(cr,
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Settings.System.MODE_RINGER_STREAMS_AFFECTED,
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((1 << AudioSystem.STREAM_RING)|(1 << AudioSystem.STREAM_NOTIFICATION)|
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(1 << AudioSystem.STREAM_SYSTEM)|(1 << AudioSystem.STREAM_SYSTEM_ENFORCED)));
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if (mVoiceCapable) {
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mRingerModeAffectedStreams &= ~(1 << AudioSystem.STREAM_MUSIC);
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} else {
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mRingerModeAffectedStreams |= (1 << AudioSystem.STREAM_MUSIC);
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}
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Settings.System.putInt(cr,
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Settings.System.MODE_RINGER_STREAMS_AFFECTED, mRingerModeAffectedStreams);
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mMuteAffectedStreams = System.getInt(cr,
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System.MUTE_STREAMS_AFFECTED,
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((1 << AudioSystem.STREAM_MUSIC)|(1 << AudioSystem.STREAM_RING)|(1 << AudioSystem.STREAM_SYSTEM)));
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if (mVoiceCapable) {
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mNotificationsUseRingVolume = System.getInt(cr,
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Settings.System.NOTIFICATIONS_USE_RING_VOLUME, 1);
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} else {
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mNotificationsUseRingVolume = 1;
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}
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if (mNotificationsUseRingVolume == 1) {
|
|
STREAM_VOLUME_ALIAS[AudioSystem.STREAM_NOTIFICATION] = AudioSystem.STREAM_RING;
|
|
}
|
|
// Each stream will read its own persisted settings
|
|
|
|
// Broadcast the sticky intent
|
|
broadcastRingerMode();
|
|
|
|
// Broadcast vibrate settings
|
|
broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_RINGER);
|
|
broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_NOTIFICATION);
|
|
|
|
// Restore the default media button receiver from the system settings
|
|
restoreMediaButtonReceiver();
|
|
}
|
|
|
|
private void setStreamVolumeIndex(int stream, int index) {
|
|
AudioSystem.setStreamVolumeIndex(stream, (index + 5)/10);
|
|
}
|
|
|
|
private int rescaleIndex(int index, int srcStream, int dstStream) {
|
|
return (index * mStreamStates[dstStream].getMaxIndex() + mStreamStates[srcStream].getMaxIndex() / 2) / mStreamStates[srcStream].getMaxIndex();
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// IPC methods
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
/** @see AudioManager#adjustVolume(int, int) */
|
|
public void adjustVolume(int direction, int flags) {
|
|
adjustSuggestedStreamVolume(direction, AudioManager.USE_DEFAULT_STREAM_TYPE, flags);
|
|
}
|
|
|
|
/** @see AudioManager#adjustVolume(int, int, int) */
|
|
public void adjustSuggestedStreamVolume(int direction, int suggestedStreamType, int flags) {
|
|
|
|
int streamType;
|
|
if ((flags & AudioManager.FLAG_FORCE_STREAM) != 0) {
|
|
streamType = suggestedStreamType;
|
|
} else {
|
|
streamType = getActiveStreamType(suggestedStreamType);
|
|
}
|
|
|
|
// Don't play sound on other streams
|
|
if (streamType != AudioSystem.STREAM_RING && (flags & AudioManager.FLAG_PLAY_SOUND) != 0) {
|
|
flags &= ~AudioManager.FLAG_PLAY_SOUND;
|
|
}
|
|
|
|
adjustStreamVolume(streamType, direction, flags);
|
|
}
|
|
|
|
/** @see AudioManager#adjustStreamVolume(int, int, int) */
|
|
public void adjustStreamVolume(int streamType, int direction, int flags) {
|
|
ensureValidDirection(direction);
|
|
ensureValidStreamType(streamType);
|
|
|
|
|
|
VolumeStreamState streamState = mStreamStates[STREAM_VOLUME_ALIAS[streamType]];
|
|
final int oldIndex = (streamState.muteCount() != 0) ? streamState.mLastAudibleIndex : streamState.mIndex;
|
|
boolean adjustVolume = true;
|
|
|
|
// If either the client forces allowing ringer modes for this adjustment,
|
|
// or the stream type is one that is affected by ringer modes
|
|
if (((flags & AudioManager.FLAG_ALLOW_RINGER_MODES) != 0) ||
|
|
(!mVoiceCapable && streamType != AudioSystem.STREAM_VOICE_CALL &&
|
|
streamType != AudioSystem.STREAM_BLUETOOTH_SCO) ||
|
|
(mVoiceCapable && streamType == AudioSystem.STREAM_RING)) {
|
|
// Check if the ringer mode changes with this volume adjustment. If
|
|
// it does, it will handle adjusting the volume, so we won't below
|
|
adjustVolume = checkForRingerModeChange(oldIndex, direction);
|
|
}
|
|
|
|
// If stream is muted, adjust last audible index only
|
|
int index;
|
|
if (streamState.muteCount() != 0) {
|
|
if (adjustVolume) {
|
|
streamState.adjustLastAudibleIndex(direction);
|
|
// Post a persist volume msg
|
|
sendMsg(mAudioHandler, MSG_PERSIST_VOLUME, streamType,
|
|
SENDMSG_REPLACE, 0, 1, streamState, PERSIST_DELAY);
|
|
}
|
|
index = streamState.mLastAudibleIndex;
|
|
} else {
|
|
if (adjustVolume && streamState.adjustIndex(direction)) {
|
|
// Post message to set system volume (it in turn will post a message
|
|
// to persist). Do not change volume if stream is muted.
|
|
sendMsg(mAudioHandler, MSG_SET_SYSTEM_VOLUME, STREAM_VOLUME_ALIAS[streamType], SENDMSG_NOOP, 0, 0,
|
|
streamState, 0);
|
|
}
|
|
index = streamState.mIndex;
|
|
}
|
|
|
|
sendVolumeUpdate(streamType, oldIndex, index, flags);
|
|
}
|
|
|
|
/** @see AudioManager#setStreamVolume(int, int, int) */
|
|
public void setStreamVolume(int streamType, int index, int flags) {
|
|
ensureValidStreamType(streamType);
|
|
VolumeStreamState streamState = mStreamStates[STREAM_VOLUME_ALIAS[streamType]];
|
|
|
|
final int oldIndex = (streamState.muteCount() != 0) ? streamState.mLastAudibleIndex : streamState.mIndex;
|
|
|
|
index = rescaleIndex(index * 10, streamType, STREAM_VOLUME_ALIAS[streamType]);
|
|
setStreamVolumeInt(STREAM_VOLUME_ALIAS[streamType], index, false, true);
|
|
|
|
index = (streamState.muteCount() != 0) ? streamState.mLastAudibleIndex : streamState.mIndex;
|
|
|
|
sendVolumeUpdate(streamType, oldIndex, index, flags);
|
|
}
|
|
|
|
// UI update and Broadcast Intent
|
|
private void sendVolumeUpdate(int streamType, int oldIndex, int index, int flags) {
|
|
if (!mVoiceCapable && (streamType == AudioSystem.STREAM_RING)) {
|
|
streamType = AudioSystem.STREAM_NOTIFICATION;
|
|
}
|
|
|
|
mVolumePanel.postVolumeChanged(streamType, flags);
|
|
|
|
oldIndex = (oldIndex + 5) / 10;
|
|
index = (index + 5) / 10;
|
|
Intent intent = new Intent(AudioManager.VOLUME_CHANGED_ACTION);
|
|
intent.putExtra(AudioManager.EXTRA_VOLUME_STREAM_TYPE, streamType);
|
|
intent.putExtra(AudioManager.EXTRA_VOLUME_STREAM_VALUE, index);
|
|
intent.putExtra(AudioManager.EXTRA_PREV_VOLUME_STREAM_VALUE, oldIndex);
|
|
mContext.sendBroadcast(intent);
|
|
}
|
|
|
|
/**
|
|
* Sets the stream state's index, and posts a message to set system volume.
|
|
* This will not call out to the UI. Assumes a valid stream type.
|
|
*
|
|
* @param streamType Type of the stream
|
|
* @param index Desired volume index of the stream
|
|
* @param force If true, set the volume even if the desired volume is same
|
|
* as the current volume.
|
|
* @param lastAudible If true, stores new index as last audible one
|
|
*/
|
|
private void setStreamVolumeInt(int streamType, int index, boolean force, boolean lastAudible) {
|
|
VolumeStreamState streamState = mStreamStates[streamType];
|
|
|
|
// If stream is muted, set last audible index only
|
|
if (streamState.muteCount() != 0) {
|
|
// Do not allow last audible index to be 0
|
|
if (index != 0) {
|
|
streamState.setLastAudibleIndex(index);
|
|
// Post a persist volume msg
|
|
sendMsg(mAudioHandler, MSG_PERSIST_VOLUME, streamType,
|
|
SENDMSG_REPLACE, 0, 1, streamState, PERSIST_DELAY);
|
|
}
|
|
} else {
|
|
if (streamState.setIndex(index, lastAudible) || force) {
|
|
// Post message to set system volume (it in turn will post a message
|
|
// to persist).
|
|
sendMsg(mAudioHandler, MSG_SET_SYSTEM_VOLUME, streamType, SENDMSG_NOOP, 0, 0,
|
|
streamState, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#setStreamSolo(int, boolean) */
|
|
public void setStreamSolo(int streamType, boolean state, IBinder cb) {
|
|
for (int stream = 0; stream < mStreamStates.length; stream++) {
|
|
if (!isStreamAffectedByMute(stream) || stream == streamType) continue;
|
|
// Bring back last audible volume
|
|
mStreamStates[stream].mute(cb, state);
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#setStreamMute(int, boolean) */
|
|
public void setStreamMute(int streamType, boolean state, IBinder cb) {
|
|
if (isStreamAffectedByMute(streamType)) {
|
|
mStreamStates[streamType].mute(cb, state);
|
|
}
|
|
}
|
|
|
|
/** get stream mute state. */
|
|
public boolean isStreamMute(int streamType) {
|
|
return (mStreamStates[streamType].muteCount() != 0);
|
|
}
|
|
|
|
/** @see AudioManager#getStreamVolume(int) */
|
|
public int getStreamVolume(int streamType) {
|
|
ensureValidStreamType(streamType);
|
|
return (mStreamStates[streamType].mIndex + 5) / 10;
|
|
}
|
|
|
|
/** @see AudioManager#getStreamMaxVolume(int) */
|
|
public int getStreamMaxVolume(int streamType) {
|
|
ensureValidStreamType(streamType);
|
|
return (mStreamStates[streamType].getMaxIndex() + 5) / 10;
|
|
}
|
|
|
|
|
|
/** Get last audible volume before stream was muted. */
|
|
public int getLastAudibleStreamVolume(int streamType) {
|
|
ensureValidStreamType(streamType);
|
|
return (mStreamStates[streamType].mLastAudibleIndex + 5) / 10;
|
|
}
|
|
|
|
/** @see AudioManager#getRingerMode() */
|
|
public int getRingerMode() {
|
|
return mRingerMode;
|
|
}
|
|
|
|
/** @see AudioManager#setRingerMode(int) */
|
|
public void setRingerMode(int ringerMode) {
|
|
synchronized (mSettingsLock) {
|
|
if (ringerMode != mRingerMode) {
|
|
setRingerModeInt(ringerMode, true);
|
|
// Send sticky broadcast
|
|
broadcastRingerMode();
|
|
}
|
|
}
|
|
}
|
|
|
|
private void setRingerModeInt(int ringerMode, boolean persist) {
|
|
mRingerMode = ringerMode;
|
|
|
|
// Mute stream if not previously muted by ringer mode and ringer mode
|
|
// is not RINGER_MODE_NORMAL and stream is affected by ringer mode.
|
|
// Unmute stream if previously muted by ringer mode and ringer mode
|
|
// is RINGER_MODE_NORMAL or stream is not affected by ringer mode.
|
|
int numStreamTypes = AudioSystem.getNumStreamTypes();
|
|
for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) {
|
|
if (isStreamMutedByRingerMode(streamType)) {
|
|
if (!isStreamAffectedByRingerMode(streamType) ||
|
|
mRingerMode == AudioManager.RINGER_MODE_NORMAL) {
|
|
mStreamStates[streamType].mute(null, false);
|
|
mRingerModeMutedStreams &= ~(1 << streamType);
|
|
}
|
|
} else {
|
|
if (isStreamAffectedByRingerMode(streamType) &&
|
|
mRingerMode != AudioManager.RINGER_MODE_NORMAL) {
|
|
mStreamStates[streamType].mute(null, true);
|
|
mRingerModeMutedStreams |= (1 << streamType);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Post a persist ringer mode msg
|
|
if (persist) {
|
|
sendMsg(mAudioHandler, MSG_PERSIST_RINGER_MODE, SHARED_MSG,
|
|
SENDMSG_REPLACE, 0, 0, null, PERSIST_DELAY);
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#shouldVibrate(int) */
|
|
public boolean shouldVibrate(int vibrateType) {
|
|
|
|
switch (getVibrateSetting(vibrateType)) {
|
|
|
|
case AudioManager.VIBRATE_SETTING_ON:
|
|
return mRingerMode != AudioManager.RINGER_MODE_SILENT;
|
|
|
|
case AudioManager.VIBRATE_SETTING_ONLY_SILENT:
|
|
return mRingerMode == AudioManager.RINGER_MODE_VIBRATE;
|
|
|
|
case AudioManager.VIBRATE_SETTING_OFF:
|
|
// return false, even for incoming calls
|
|
return false;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#getVibrateSetting(int) */
|
|
public int getVibrateSetting(int vibrateType) {
|
|
return (mVibrateSetting >> (vibrateType * 2)) & 3;
|
|
}
|
|
|
|
/** @see AudioManager#setVibrateSetting(int, int) */
|
|
public void setVibrateSetting(int vibrateType, int vibrateSetting) {
|
|
|
|
mVibrateSetting = getValueForVibrateSetting(mVibrateSetting, vibrateType, vibrateSetting);
|
|
|
|
// Broadcast change
|
|
broadcastVibrateSetting(vibrateType);
|
|
|
|
// Post message to set ringer mode (it in turn will post a message
|
|
// to persist)
|
|
sendMsg(mAudioHandler, MSG_PERSIST_VIBRATE_SETTING, SHARED_MSG, SENDMSG_NOOP, 0, 0,
|
|
null, 0);
|
|
}
|
|
|
|
/**
|
|
* @see #setVibrateSetting(int, int)
|
|
*/
|
|
public static int getValueForVibrateSetting(int existingValue, int vibrateType,
|
|
int vibrateSetting) {
|
|
|
|
// First clear the existing setting. Each vibrate type has two bits in
|
|
// the value. Note '3' is '11' in binary.
|
|
existingValue &= ~(3 << (vibrateType * 2));
|
|
|
|
// Set into the old value
|
|
existingValue |= (vibrateSetting & 3) << (vibrateType * 2);
|
|
|
|
return existingValue;
|
|
}
|
|
|
|
private class SetModeDeathHandler implements IBinder.DeathRecipient {
|
|
private IBinder mCb; // To be notified of client's death
|
|
private int mMode = AudioSystem.MODE_NORMAL; // Current mode set by this client
|
|
|
|
SetModeDeathHandler(IBinder cb) {
|
|
mCb = cb;
|
|
}
|
|
|
|
public void binderDied() {
|
|
synchronized(mSetModeDeathHandlers) {
|
|
Log.w(TAG, "setMode() client died");
|
|
int index = mSetModeDeathHandlers.indexOf(this);
|
|
if (index < 0) {
|
|
Log.w(TAG, "unregistered setMode() client died");
|
|
} else {
|
|
mSetModeDeathHandlers.remove(this);
|
|
// If dead client was a the top of client list,
|
|
// apply next mode in the stack
|
|
if (index == 0) {
|
|
// mSetModeDeathHandlers is never empty as the initial entry
|
|
// created when AudioService starts is never removed
|
|
SetModeDeathHandler hdlr = mSetModeDeathHandlers.get(0);
|
|
int mode = hdlr.getMode();
|
|
if (AudioService.this.mMode != mode) {
|
|
if (AudioSystem.setPhoneState(mode) == AudioSystem.AUDIO_STATUS_OK) {
|
|
AudioService.this.mMode = mode;
|
|
if (mode != AudioSystem.MODE_NORMAL) {
|
|
disconnectBluetoothSco(mCb);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public void setMode(int mode) {
|
|
mMode = mode;
|
|
}
|
|
|
|
public int getMode() {
|
|
return mMode;
|
|
}
|
|
|
|
public IBinder getBinder() {
|
|
return mCb;
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#setMode(int) */
|
|
public void setMode(int mode, IBinder cb) {
|
|
if (!checkAudioSettingsPermission("setMode()")) {
|
|
return;
|
|
}
|
|
|
|
if (mode < AudioSystem.MODE_CURRENT || mode >= AudioSystem.NUM_MODES) {
|
|
return;
|
|
}
|
|
|
|
synchronized (mSettingsLock) {
|
|
if (mode == AudioSystem.MODE_CURRENT) {
|
|
mode = mMode;
|
|
}
|
|
if (mode != mMode) {
|
|
|
|
// automatically handle audio focus for mode changes
|
|
handleFocusForCalls(mMode, mode, cb);
|
|
|
|
if (AudioSystem.setPhoneState(mode) == AudioSystem.AUDIO_STATUS_OK) {
|
|
mMode = mode;
|
|
|
|
synchronized(mSetModeDeathHandlers) {
|
|
SetModeDeathHandler hdlr = null;
|
|
Iterator iter = mSetModeDeathHandlers.iterator();
|
|
while (iter.hasNext()) {
|
|
SetModeDeathHandler h = (SetModeDeathHandler)iter.next();
|
|
if (h.getBinder() == cb) {
|
|
hdlr = h;
|
|
// Remove from client list so that it is re-inserted at top of list
|
|
iter.remove();
|
|
break;
|
|
}
|
|
}
|
|
if (hdlr == null) {
|
|
hdlr = new SetModeDeathHandler(cb);
|
|
// cb is null when setMode() is called by AudioService constructor
|
|
if (cb != null) {
|
|
// Register for client death notification
|
|
try {
|
|
cb.linkToDeath(hdlr, 0);
|
|
} catch (RemoteException e) {
|
|
// Client has died!
|
|
Log.w(TAG, "setMode() could not link to "+cb+" binder death");
|
|
}
|
|
}
|
|
}
|
|
// Last client to call setMode() is always at top of client list
|
|
// as required by SetModeDeathHandler.binderDied()
|
|
mSetModeDeathHandlers.add(0, hdlr);
|
|
hdlr.setMode(mode);
|
|
}
|
|
|
|
// when entering RINGTONE, IN_CALL or IN_COMMUNICATION mode, clear all
|
|
// SCO connections not started by the application changing the mode
|
|
if (mode != AudioSystem.MODE_NORMAL) {
|
|
disconnectBluetoothSco(cb);
|
|
}
|
|
}
|
|
}
|
|
int streamType = getActiveStreamType(AudioManager.USE_DEFAULT_STREAM_TYPE);
|
|
int index = mStreamStates[STREAM_VOLUME_ALIAS[streamType]].mIndex;
|
|
setStreamVolumeInt(STREAM_VOLUME_ALIAS[streamType], index, true, false);
|
|
}
|
|
}
|
|
|
|
/** pre-condition: oldMode != newMode */
|
|
private void handleFocusForCalls(int oldMode, int newMode, IBinder cb) {
|
|
// if ringing
|
|
if (newMode == AudioSystem.MODE_RINGTONE) {
|
|
// if not ringing silently
|
|
int ringVolume = AudioService.this.getStreamVolume(AudioManager.STREAM_RING);
|
|
if (ringVolume > 0) {
|
|
// request audio focus for the communication focus entry
|
|
requestAudioFocus(AudioManager.STREAM_RING,
|
|
AudioManager.AUDIOFOCUS_GAIN_TRANSIENT, cb,
|
|
null /* IAudioFocusDispatcher allowed to be null only for this clientId */,
|
|
IN_VOICE_COMM_FOCUS_ID /*clientId*/);
|
|
|
|
}
|
|
}
|
|
// if entering call
|
|
else if ((newMode == AudioSystem.MODE_IN_CALL)
|
|
|| (newMode == AudioSystem.MODE_IN_COMMUNICATION)) {
|
|
// request audio focus for the communication focus entry
|
|
// (it's ok if focus was already requested during ringing)
|
|
requestAudioFocus(AudioManager.STREAM_RING,
|
|
AudioManager.AUDIOFOCUS_GAIN_TRANSIENT, cb,
|
|
null /* IAudioFocusDispatcher allowed to be null only for this clientId */,
|
|
IN_VOICE_COMM_FOCUS_ID /*clientId*/);
|
|
}
|
|
// if exiting call
|
|
else if (newMode == AudioSystem.MODE_NORMAL) {
|
|
// abandon audio focus for communication focus entry
|
|
abandonAudioFocus(null, IN_VOICE_COMM_FOCUS_ID);
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#getMode() */
|
|
public int getMode() {
|
|
return mMode;
|
|
}
|
|
|
|
/** @see AudioManager#playSoundEffect(int) */
|
|
public void playSoundEffect(int effectType) {
|
|
sendMsg(mAudioHandler, MSG_PLAY_SOUND_EFFECT, SHARED_MSG, SENDMSG_NOOP,
|
|
effectType, -1, null, 0);
|
|
}
|
|
|
|
/** @see AudioManager#playSoundEffect(int, float) */
|
|
public void playSoundEffectVolume(int effectType, float volume) {
|
|
loadSoundEffects();
|
|
sendMsg(mAudioHandler, MSG_PLAY_SOUND_EFFECT, SHARED_MSG, SENDMSG_NOOP,
|
|
effectType, (int) (volume * 1000), null, 0);
|
|
}
|
|
|
|
/**
|
|
* Loads samples into the soundpool.
|
|
* This method must be called at when sound effects are enabled
|
|
*/
|
|
public boolean loadSoundEffects() {
|
|
int status;
|
|
|
|
synchronized (mSoundEffectsLock) {
|
|
if (!mBootCompleted) {
|
|
Log.w(TAG, "loadSoundEffects() called before boot complete");
|
|
return false;
|
|
}
|
|
|
|
if (mSoundPool != null) {
|
|
return true;
|
|
}
|
|
mSoundPool = new SoundPool(NUM_SOUNDPOOL_CHANNELS, AudioSystem.STREAM_SYSTEM, 0);
|
|
if (mSoundPool == null) {
|
|
Log.w(TAG, "loadSoundEffects() could not allocate sound pool");
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
mSoundPoolCallBack = null;
|
|
mSoundPoolListenerThread = new SoundPoolListenerThread();
|
|
mSoundPoolListenerThread.start();
|
|
// Wait for mSoundPoolCallBack to be set by the other thread
|
|
mSoundEffectsLock.wait();
|
|
} catch (InterruptedException e) {
|
|
Log.w(TAG, "Interrupted while waiting sound pool listener thread.");
|
|
}
|
|
|
|
if (mSoundPoolCallBack == null) {
|
|
Log.w(TAG, "loadSoundEffects() could not create SoundPool listener or thread");
|
|
if (mSoundPoolLooper != null) {
|
|
mSoundPoolLooper.quit();
|
|
mSoundPoolLooper = null;
|
|
}
|
|
mSoundPoolListenerThread = null;
|
|
mSoundPool.release();
|
|
mSoundPool = null;
|
|
return false;
|
|
}
|
|
/*
|
|
* poolId table: The value -1 in this table indicates that corresponding
|
|
* file (same index in SOUND_EFFECT_FILES[] has not been loaded.
|
|
* Once loaded, the value in poolId is the sample ID and the same
|
|
* sample can be reused for another effect using the same file.
|
|
*/
|
|
int[] poolId = new int[SOUND_EFFECT_FILES.length];
|
|
for (int fileIdx = 0; fileIdx < SOUND_EFFECT_FILES.length; fileIdx++) {
|
|
poolId[fileIdx] = -1;
|
|
}
|
|
/*
|
|
* Effects whose value in SOUND_EFFECT_FILES_MAP[effect][1] is -1 must be loaded.
|
|
* If load succeeds, value in SOUND_EFFECT_FILES_MAP[effect][1] is > 0:
|
|
* this indicates we have a valid sample loaded for this effect.
|
|
*/
|
|
|
|
int lastSample = 0;
|
|
for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) {
|
|
// Do not load sample if this effect uses the MediaPlayer
|
|
if (SOUND_EFFECT_FILES_MAP[effect][1] == 0) {
|
|
continue;
|
|
}
|
|
if (poolId[SOUND_EFFECT_FILES_MAP[effect][0]] == -1) {
|
|
String filePath = Environment.getRootDirectory()
|
|
+ SOUND_EFFECTS_PATH
|
|
+ SOUND_EFFECT_FILES[SOUND_EFFECT_FILES_MAP[effect][0]];
|
|
int sampleId = mSoundPool.load(filePath, 0);
|
|
if (sampleId <= 0) {
|
|
Log.w(TAG, "Soundpool could not load file: "+filePath);
|
|
} else {
|
|
SOUND_EFFECT_FILES_MAP[effect][1] = sampleId;
|
|
poolId[SOUND_EFFECT_FILES_MAP[effect][0]] = sampleId;
|
|
lastSample = sampleId;
|
|
}
|
|
} else {
|
|
SOUND_EFFECT_FILES_MAP[effect][1] = poolId[SOUND_EFFECT_FILES_MAP[effect][0]];
|
|
}
|
|
}
|
|
// wait for all samples to be loaded
|
|
if (lastSample != 0) {
|
|
mSoundPoolCallBack.setLastSample(lastSample);
|
|
|
|
try {
|
|
mSoundEffectsLock.wait();
|
|
status = mSoundPoolCallBack.status();
|
|
} catch (java.lang.InterruptedException e) {
|
|
Log.w(TAG, "Interrupted while waiting sound pool callback.");
|
|
status = -1;
|
|
}
|
|
} else {
|
|
status = -1;
|
|
}
|
|
|
|
if (mSoundPoolLooper != null) {
|
|
mSoundPoolLooper.quit();
|
|
mSoundPoolLooper = null;
|
|
}
|
|
mSoundPoolListenerThread = null;
|
|
if (status != 0) {
|
|
Log.w(TAG,
|
|
"loadSoundEffects(), Error "
|
|
+ ((lastSample != 0) ? mSoundPoolCallBack.status() : -1)
|
|
+ " while loading samples");
|
|
for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) {
|
|
if (SOUND_EFFECT_FILES_MAP[effect][1] > 0) {
|
|
SOUND_EFFECT_FILES_MAP[effect][1] = -1;
|
|
}
|
|
}
|
|
|
|
mSoundPool.release();
|
|
mSoundPool = null;
|
|
}
|
|
}
|
|
return (status == 0);
|
|
}
|
|
|
|
/**
|
|
* Unloads samples from the sound pool.
|
|
* This method can be called to free some memory when
|
|
* sound effects are disabled.
|
|
*/
|
|
public void unloadSoundEffects() {
|
|
synchronized (mSoundEffectsLock) {
|
|
if (mSoundPool == null) {
|
|
return;
|
|
}
|
|
|
|
mAudioHandler.removeMessages(MSG_LOAD_SOUND_EFFECTS);
|
|
mAudioHandler.removeMessages(MSG_PLAY_SOUND_EFFECT);
|
|
|
|
int[] poolId = new int[SOUND_EFFECT_FILES.length];
|
|
for (int fileIdx = 0; fileIdx < SOUND_EFFECT_FILES.length; fileIdx++) {
|
|
poolId[fileIdx] = 0;
|
|
}
|
|
|
|
for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) {
|
|
if (SOUND_EFFECT_FILES_MAP[effect][1] <= 0) {
|
|
continue;
|
|
}
|
|
if (poolId[SOUND_EFFECT_FILES_MAP[effect][0]] == 0) {
|
|
mSoundPool.unload(SOUND_EFFECT_FILES_MAP[effect][1]);
|
|
SOUND_EFFECT_FILES_MAP[effect][1] = -1;
|
|
poolId[SOUND_EFFECT_FILES_MAP[effect][0]] = -1;
|
|
}
|
|
}
|
|
mSoundPool.release();
|
|
mSoundPool = null;
|
|
}
|
|
}
|
|
|
|
class SoundPoolListenerThread extends Thread {
|
|
public SoundPoolListenerThread() {
|
|
super("SoundPoolListenerThread");
|
|
}
|
|
|
|
@Override
|
|
public void run() {
|
|
|
|
Looper.prepare();
|
|
mSoundPoolLooper = Looper.myLooper();
|
|
|
|
synchronized (mSoundEffectsLock) {
|
|
if (mSoundPool != null) {
|
|
mSoundPoolCallBack = new SoundPoolCallback();
|
|
mSoundPool.setOnLoadCompleteListener(mSoundPoolCallBack);
|
|
}
|
|
mSoundEffectsLock.notify();
|
|
}
|
|
Looper.loop();
|
|
}
|
|
}
|
|
|
|
private final class SoundPoolCallback implements
|
|
android.media.SoundPool.OnLoadCompleteListener {
|
|
|
|
int mStatus;
|
|
int mLastSample;
|
|
|
|
public int status() {
|
|
return mStatus;
|
|
}
|
|
|
|
public void setLastSample(int sample) {
|
|
mLastSample = sample;
|
|
}
|
|
|
|
public void onLoadComplete(SoundPool soundPool, int sampleId, int status) {
|
|
synchronized (mSoundEffectsLock) {
|
|
if (status != 0) {
|
|
mStatus = status;
|
|
}
|
|
if (sampleId == mLastSample) {
|
|
mSoundEffectsLock.notify();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @see AudioManager#reloadAudioSettings() */
|
|
public void reloadAudioSettings() {
|
|
// restore ringer mode, ringer mode affected streams, mute affected streams and vibrate settings
|
|
readPersistedSettings();
|
|
|
|
// restore volume settings
|
|
int numStreamTypes = AudioSystem.getNumStreamTypes();
|
|
for (int streamType = 0; streamType < numStreamTypes; streamType++) {
|
|
VolumeStreamState streamState = mStreamStates[streamType];
|
|
|
|
String settingName = System.VOLUME_SETTINGS[STREAM_VOLUME_ALIAS[streamType]];
|
|
String lastAudibleSettingName = settingName + System.APPEND_FOR_LAST_AUDIBLE;
|
|
int index = Settings.System.getInt(mContentResolver,
|
|
settingName,
|
|
AudioManager.DEFAULT_STREAM_VOLUME[streamType]);
|
|
if (STREAM_VOLUME_ALIAS[streamType] != streamType) {
|
|
index = rescaleIndex(index * 10, STREAM_VOLUME_ALIAS[streamType], streamType);
|
|
} else {
|
|
index *= 10;
|
|
}
|
|
streamState.mIndex = streamState.getValidIndex(index);
|
|
|
|
index = (index + 5) / 10;
|
|
index = Settings.System.getInt(mContentResolver,
|
|
lastAudibleSettingName,
|
|
(index > 0) ? index : AudioManager.DEFAULT_STREAM_VOLUME[streamType]);
|
|
if (STREAM_VOLUME_ALIAS[streamType] != streamType) {
|
|
index = rescaleIndex(index * 10, STREAM_VOLUME_ALIAS[streamType], streamType);
|
|
} else {
|
|
index *= 10;
|
|
}
|
|
streamState.mLastAudibleIndex = streamState.getValidIndex(index);
|
|
|
|
// unmute stream that was muted but is not affect by mute anymore
|
|
if (streamState.muteCount() != 0 && !isStreamAffectedByMute(streamType)) {
|
|
int size = streamState.mDeathHandlers.size();
|
|
for (int i = 0; i < size; i++) {
|
|
streamState.mDeathHandlers.get(i).mMuteCount = 1;
|
|
streamState.mDeathHandlers.get(i).mute(false);
|
|
}
|
|
}
|
|
// apply stream volume
|
|
if (streamState.muteCount() == 0) {
|
|
setStreamVolumeIndex(streamType, streamState.mIndex);
|
|
}
|
|
}
|
|
|
|
// apply new ringer mode
|
|
setRingerModeInt(getRingerMode(), false);
|
|
}
|
|
|
|
/** @see AudioManager#setSpeakerphoneOn() */
|
|
public void setSpeakerphoneOn(boolean on){
|
|
if (!checkAudioSettingsPermission("setSpeakerphoneOn()")) {
|
|
return;
|
|
}
|
|
mForcedUseForComm = on ? AudioSystem.FORCE_SPEAKER : AudioSystem.FORCE_NONE;
|
|
|
|
sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SHARED_MSG, SENDMSG_QUEUE,
|
|
AudioSystem.FOR_COMMUNICATION, mForcedUseForComm, null, 0);
|
|
}
|
|
|
|
/** @see AudioManager#isSpeakerphoneOn() */
|
|
public boolean isSpeakerphoneOn() {
|
|
return (mForcedUseForComm == AudioSystem.FORCE_SPEAKER);
|
|
}
|
|
|
|
/** @see AudioManager#setBluetoothScoOn() */
|
|
public void setBluetoothScoOn(boolean on){
|
|
if (!checkAudioSettingsPermission("setBluetoothScoOn()")) {
|
|
return;
|
|
}
|
|
mForcedUseForComm = on ? AudioSystem.FORCE_BT_SCO : AudioSystem.FORCE_NONE;
|
|
|
|
sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SHARED_MSG, SENDMSG_QUEUE,
|
|
AudioSystem.FOR_COMMUNICATION, mForcedUseForComm, null, 0);
|
|
sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SHARED_MSG, SENDMSG_QUEUE,
|
|
AudioSystem.FOR_RECORD, mForcedUseForComm, null, 0);
|
|
}
|
|
|
|
/** @see AudioManager#isBluetoothScoOn() */
|
|
public boolean isBluetoothScoOn() {
|
|
return (mForcedUseForComm == AudioSystem.FORCE_BT_SCO);
|
|
}
|
|
|
|
/** @see AudioManager#startBluetoothSco() */
|
|
public void startBluetoothSco(IBinder cb){
|
|
if (!checkAudioSettingsPermission("startBluetoothSco()") ||
|
|
!mBootCompleted) {
|
|
return;
|
|
}
|
|
ScoClient client = getScoClient(cb, true);
|
|
client.incCount();
|
|
}
|
|
|
|
/** @see AudioManager#stopBluetoothSco() */
|
|
public void stopBluetoothSco(IBinder cb){
|
|
if (!checkAudioSettingsPermission("stopBluetoothSco()") ||
|
|
!mBootCompleted) {
|
|
return;
|
|
}
|
|
ScoClient client = getScoClient(cb, false);
|
|
if (client != null) {
|
|
client.decCount();
|
|
}
|
|
}
|
|
|
|
private class ScoClient implements IBinder.DeathRecipient {
|
|
private IBinder mCb; // To be notified of client's death
|
|
private int mStartcount; // number of SCO connections started by this client
|
|
|
|
ScoClient(IBinder cb) {
|
|
mCb = cb;
|
|
mStartcount = 0;
|
|
}
|
|
|
|
public void binderDied() {
|
|
synchronized(mScoClients) {
|
|
Log.w(TAG, "SCO client died");
|
|
int index = mScoClients.indexOf(this);
|
|
if (index < 0) {
|
|
Log.w(TAG, "unregistered SCO client died");
|
|
} else {
|
|
clearCount(true);
|
|
mScoClients.remove(this);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void incCount() {
|
|
synchronized(mScoClients) {
|
|
requestScoState(BluetoothHeadset.STATE_AUDIO_CONNECTED);
|
|
if (mStartcount == 0) {
|
|
try {
|
|
mCb.linkToDeath(this, 0);
|
|
} catch (RemoteException e) {
|
|
// client has already died!
|
|
Log.w(TAG, "ScoClient incCount() could not link to "+mCb+" binder death");
|
|
}
|
|
}
|
|
mStartcount++;
|
|
}
|
|
}
|
|
|
|
public void decCount() {
|
|
synchronized(mScoClients) {
|
|
if (mStartcount == 0) {
|
|
Log.w(TAG, "ScoClient.decCount() already 0");
|
|
} else {
|
|
mStartcount--;
|
|
if (mStartcount == 0) {
|
|
try {
|
|
mCb.unlinkToDeath(this, 0);
|
|
} catch (NoSuchElementException e) {
|
|
Log.w(TAG, "decCount() going to 0 but not registered to binder");
|
|
}
|
|
}
|
|
requestScoState(BluetoothHeadset.STATE_AUDIO_DISCONNECTED);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void clearCount(boolean stopSco) {
|
|
synchronized(mScoClients) {
|
|
if (mStartcount != 0) {
|
|
try {
|
|
mCb.unlinkToDeath(this, 0);
|
|
} catch (NoSuchElementException e) {
|
|
Log.w(TAG, "clearCount() mStartcount: "+mStartcount+" != 0 but not registered to binder");
|
|
}
|
|
}
|
|
mStartcount = 0;
|
|
if (stopSco) {
|
|
requestScoState(BluetoothHeadset.STATE_AUDIO_DISCONNECTED);
|
|
}
|
|
}
|
|
}
|
|
|
|
public int getCount() {
|
|
return mStartcount;
|
|
}
|
|
|
|
public IBinder getBinder() {
|
|
return mCb;
|
|
}
|
|
|
|
public int totalCount() {
|
|
synchronized(mScoClients) {
|
|
int count = 0;
|
|
int size = mScoClients.size();
|
|
for (int i = 0; i < size; i++) {
|
|
count += mScoClients.get(i).getCount();
|
|
}
|
|
return count;
|
|
}
|
|
}
|
|
|
|
private void requestScoState(int state) {
|
|
checkScoAudioState();
|
|
if (totalCount() == 0) {
|
|
if (state == BluetoothHeadset.STATE_AUDIO_CONNECTED) {
|
|
// Make sure that the state transitions to CONNECTING even if we cannot initiate
|
|
// the connection.
|
|
broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_CONNECTING);
|
|
// Accept SCO audio activation only in NORMAL audio mode or if the mode is
|
|
// currently controlled by the same client.
|
|
if ((AudioService.this.mMode == AudioSystem.MODE_NORMAL ||
|
|
mSetModeDeathHandlers.get(0).getBinder() == mCb) &&
|
|
mBluetoothHeadsetDevice != null &&
|
|
(mScoAudioState == SCO_STATE_INACTIVE ||
|
|
mScoAudioState == SCO_STATE_DEACTIVATE_REQ)) {
|
|
if (mScoAudioState == SCO_STATE_INACTIVE) {
|
|
if (mBluetoothHeadset != null) {
|
|
if (mBluetoothHeadset.startScoUsingVirtualVoiceCall(
|
|
mBluetoothHeadsetDevice)) {
|
|
mScoAudioState = SCO_STATE_ACTIVE_INTERNAL;
|
|
} else {
|
|
broadcastScoConnectionState(
|
|
AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
}
|
|
} else if (getBluetoothHeadset()) {
|
|
mScoAudioState = SCO_STATE_ACTIVATE_REQ;
|
|
}
|
|
} else {
|
|
mScoAudioState = SCO_STATE_ACTIVE_INTERNAL;
|
|
broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_CONNECTED);
|
|
}
|
|
} else {
|
|
broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
}
|
|
} else if (state == BluetoothHeadset.STATE_AUDIO_DISCONNECTED &&
|
|
mBluetoothHeadsetDevice != null &&
|
|
(mScoAudioState == SCO_STATE_ACTIVE_INTERNAL ||
|
|
mScoAudioState == SCO_STATE_ACTIVATE_REQ)) {
|
|
if (mScoAudioState == SCO_STATE_ACTIVE_INTERNAL) {
|
|
if (mBluetoothHeadset != null) {
|
|
if (!mBluetoothHeadset.stopScoUsingVirtualVoiceCall(
|
|
mBluetoothHeadsetDevice)) {
|
|
mScoAudioState = SCO_STATE_INACTIVE;
|
|
broadcastScoConnectionState(
|
|
AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
}
|
|
} else if (getBluetoothHeadset()) {
|
|
mScoAudioState = SCO_STATE_DEACTIVATE_REQ;
|
|
}
|
|
} else {
|
|
mScoAudioState = SCO_STATE_INACTIVE;
|
|
broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void checkScoAudioState() {
|
|
if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null &&
|
|
mScoAudioState == SCO_STATE_INACTIVE &&
|
|
mBluetoothHeadset.getAudioState(mBluetoothHeadsetDevice)
|
|
!= BluetoothHeadset.STATE_AUDIO_DISCONNECTED) {
|
|
mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
|
|
}
|
|
}
|
|
|
|
private ScoClient getScoClient(IBinder cb, boolean create) {
|
|
synchronized(mScoClients) {
|
|
ScoClient client = null;
|
|
int size = mScoClients.size();
|
|
for (int i = 0; i < size; i++) {
|
|
client = mScoClients.get(i);
|
|
if (client.getBinder() == cb)
|
|
return client;
|
|
}
|
|
if (create) {
|
|
client = new ScoClient(cb);
|
|
mScoClients.add(client);
|
|
}
|
|
return client;
|
|
}
|
|
}
|
|
|
|
public void clearAllScoClients(IBinder exceptBinder, boolean stopSco) {
|
|
synchronized(mScoClients) {
|
|
ScoClient savedClient = null;
|
|
int size = mScoClients.size();
|
|
for (int i = 0; i < size; i++) {
|
|
ScoClient cl = mScoClients.get(i);
|
|
if (cl.getBinder() != exceptBinder) {
|
|
cl.clearCount(stopSco);
|
|
} else {
|
|
savedClient = cl;
|
|
}
|
|
}
|
|
mScoClients.clear();
|
|
if (savedClient != null) {
|
|
mScoClients.add(savedClient);
|
|
}
|
|
}
|
|
}
|
|
|
|
private boolean getBluetoothHeadset() {
|
|
boolean result = false;
|
|
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
|
|
if (adapter != null) {
|
|
result = adapter.getProfileProxy(mContext, mBluetoothProfileServiceListener,
|
|
BluetoothProfile.HEADSET);
|
|
}
|
|
// If we could not get a bluetooth headset proxy, send a failure message
|
|
// without delay to reset the SCO audio state and clear SCO clients.
|
|
// If we could get a proxy, send a delayed failure message that will reset our state
|
|
// in case we don't receive onServiceConnected().
|
|
sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, 0,
|
|
SENDMSG_REPLACE, 0, 0, null, result ? BT_HEADSET_CNCT_TIMEOUT_MS : 0);
|
|
return result;
|
|
}
|
|
|
|
private void disconnectBluetoothSco(IBinder exceptBinder) {
|
|
synchronized(mScoClients) {
|
|
checkScoAudioState();
|
|
if (mScoAudioState == SCO_STATE_ACTIVE_EXTERNAL ||
|
|
mScoAudioState == SCO_STATE_DEACTIVATE_EXT_REQ) {
|
|
if (mBluetoothHeadsetDevice != null) {
|
|
if (mBluetoothHeadset != null) {
|
|
if (!mBluetoothHeadset.stopVoiceRecognition(
|
|
mBluetoothHeadsetDevice)) {
|
|
sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, 0,
|
|
SENDMSG_REPLACE, 0, 0, null, 0);
|
|
}
|
|
} else if (mScoAudioState == SCO_STATE_ACTIVE_EXTERNAL &&
|
|
getBluetoothHeadset()) {
|
|
mScoAudioState = SCO_STATE_DEACTIVATE_EXT_REQ;
|
|
}
|
|
}
|
|
} else {
|
|
clearAllScoClients(exceptBinder, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void resetBluetoothSco() {
|
|
synchronized(mScoClients) {
|
|
clearAllScoClients(null, false);
|
|
mScoAudioState = SCO_STATE_INACTIVE;
|
|
broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
}
|
|
}
|
|
|
|
private void broadcastScoConnectionState(int state) {
|
|
if (state != mScoConnectionState) {
|
|
Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_UPDATED);
|
|
newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, state);
|
|
newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_PREVIOUS_STATE,
|
|
mScoConnectionState);
|
|
mContext.sendStickyBroadcast(newIntent);
|
|
mScoConnectionState = state;
|
|
}
|
|
}
|
|
|
|
private BluetoothProfile.ServiceListener mBluetoothProfileServiceListener =
|
|
new BluetoothProfile.ServiceListener() {
|
|
public void onServiceConnected(int profile, BluetoothProfile proxy) {
|
|
synchronized (mScoClients) {
|
|
// Discard timeout message
|
|
mAudioHandler.removeMessages(MSG_BT_HEADSET_CNCT_FAILED);
|
|
mBluetoothHeadset = (BluetoothHeadset) proxy;
|
|
List<BluetoothDevice> deviceList = mBluetoothHeadset.getConnectedDevices();
|
|
if (deviceList.size() > 0) {
|
|
mBluetoothHeadsetDevice = deviceList.get(0);
|
|
} else {
|
|
mBluetoothHeadsetDevice = null;
|
|
}
|
|
// Refresh SCO audio state
|
|
checkScoAudioState();
|
|
// Continue pending action if any
|
|
if (mScoAudioState == SCO_STATE_ACTIVATE_REQ ||
|
|
mScoAudioState == SCO_STATE_DEACTIVATE_REQ ||
|
|
mScoAudioState == SCO_STATE_DEACTIVATE_EXT_REQ) {
|
|
boolean status = false;
|
|
if (mBluetoothHeadsetDevice != null) {
|
|
switch (mScoAudioState) {
|
|
case SCO_STATE_ACTIVATE_REQ:
|
|
mScoAudioState = SCO_STATE_ACTIVE_INTERNAL;
|
|
status = mBluetoothHeadset.startScoUsingVirtualVoiceCall(
|
|
mBluetoothHeadsetDevice);
|
|
break;
|
|
case SCO_STATE_DEACTIVATE_REQ:
|
|
status = mBluetoothHeadset.stopScoUsingVirtualVoiceCall(
|
|
mBluetoothHeadsetDevice);
|
|
break;
|
|
case SCO_STATE_DEACTIVATE_EXT_REQ:
|
|
status = mBluetoothHeadset.stopVoiceRecognition(
|
|
mBluetoothHeadsetDevice);
|
|
}
|
|
}
|
|
if (!status) {
|
|
sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, 0,
|
|
SENDMSG_REPLACE, 0, 0, null, 0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
public void onServiceDisconnected(int profile) {
|
|
synchronized (mScoClients) {
|
|
mBluetoothHeadset = null;
|
|
}
|
|
}
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// Internal methods
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Checks if the adjustment should change ringer mode instead of just
|
|
* adjusting volume. If so, this will set the proper ringer mode and volume
|
|
* indices on the stream states.
|
|
*/
|
|
private boolean checkForRingerModeChange(int oldIndex, int direction) {
|
|
boolean adjustVolumeIndex = true;
|
|
int newRingerMode = mRingerMode;
|
|
|
|
if (mRingerMode == AudioManager.RINGER_MODE_NORMAL) {
|
|
// audible mode, at the bottom of the scale
|
|
if ((direction == AudioManager.ADJUST_LOWER &&
|
|
mPrevVolDirection != AudioManager.ADJUST_LOWER) &&
|
|
((oldIndex + 5) / 10 == 0)) {
|
|
// "silent mode", but which one?
|
|
newRingerMode = System.getInt(mContentResolver, System.VIBRATE_IN_SILENT, 1) == 1
|
|
? AudioManager.RINGER_MODE_VIBRATE
|
|
: AudioManager.RINGER_MODE_SILENT;
|
|
}
|
|
} else {
|
|
if (direction == AudioManager.ADJUST_RAISE) {
|
|
// exiting silent mode
|
|
newRingerMode = AudioManager.RINGER_MODE_NORMAL;
|
|
} else {
|
|
// prevent last audible index to reach 0
|
|
adjustVolumeIndex = false;
|
|
}
|
|
}
|
|
|
|
if (newRingerMode != mRingerMode) {
|
|
setRingerMode(newRingerMode);
|
|
|
|
/*
|
|
* If we are changing ringer modes, do not increment/decrement the
|
|
* volume index. Instead, the handler for the message above will
|
|
* take care of changing the index.
|
|
*/
|
|
adjustVolumeIndex = false;
|
|
}
|
|
|
|
mPrevVolDirection = direction;
|
|
|
|
return adjustVolumeIndex;
|
|
}
|
|
|
|
public boolean isStreamAffectedByRingerMode(int streamType) {
|
|
return (mRingerModeAffectedStreams & (1 << streamType)) != 0;
|
|
}
|
|
|
|
private boolean isStreamMutedByRingerMode(int streamType) {
|
|
return (mRingerModeMutedStreams & (1 << streamType)) != 0;
|
|
}
|
|
|
|
public boolean isStreamAffectedByMute(int streamType) {
|
|
return (mMuteAffectedStreams & (1 << streamType)) != 0;
|
|
}
|
|
|
|
private void ensureValidDirection(int direction) {
|
|
if (direction < AudioManager.ADJUST_LOWER || direction > AudioManager.ADJUST_RAISE) {
|
|
throw new IllegalArgumentException("Bad direction " + direction);
|
|
}
|
|
}
|
|
|
|
private void ensureValidStreamType(int streamType) {
|
|
if (streamType < 0 || streamType >= mStreamStates.length) {
|
|
throw new IllegalArgumentException("Bad stream type " + streamType);
|
|
}
|
|
}
|
|
|
|
private int getActiveStreamType(int suggestedStreamType) {
|
|
|
|
if (mVoiceCapable) {
|
|
boolean isOffhook = false;
|
|
try {
|
|
ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone"));
|
|
if (phone != null) isOffhook = phone.isOffhook();
|
|
} catch (RemoteException e) {
|
|
Log.w(TAG, "Couldn't connect to phone service", e);
|
|
}
|
|
|
|
if (isOffhook || getMode() == AudioManager.MODE_IN_COMMUNICATION) {
|
|
if (AudioSystem.getForceUse(AudioSystem.FOR_COMMUNICATION)
|
|
== AudioSystem.FORCE_BT_SCO) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_BLUETOOTH_SCO...");
|
|
return AudioSystem.STREAM_BLUETOOTH_SCO;
|
|
} else {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_VOICE_CALL...");
|
|
return AudioSystem.STREAM_VOICE_CALL;
|
|
}
|
|
} else if (AudioSystem.isStreamActive(AudioSystem.STREAM_MUSIC, 0)) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_MUSIC...");
|
|
return AudioSystem.STREAM_MUSIC;
|
|
} else if (suggestedStreamType == AudioManager.USE_DEFAULT_STREAM_TYPE) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_RING..."
|
|
// + " b/c USE_DEFAULT_STREAM_TYPE...");
|
|
return AudioSystem.STREAM_RING;
|
|
} else {
|
|
// Log.v(TAG, "getActiveStreamType: Returning suggested type " + suggestedStreamType);
|
|
return suggestedStreamType;
|
|
}
|
|
} else {
|
|
if (getMode() == AudioManager.MODE_IN_COMMUNICATION) {
|
|
if (AudioSystem.getForceUse(AudioSystem.FOR_COMMUNICATION)
|
|
== AudioSystem.FORCE_BT_SCO) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_BLUETOOTH_SCO...");
|
|
return AudioSystem.STREAM_BLUETOOTH_SCO;
|
|
} else {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_VOICE_CALL...");
|
|
return AudioSystem.STREAM_VOICE_CALL;
|
|
}
|
|
} else if (AudioSystem.isStreamActive(AudioSystem.STREAM_NOTIFICATION,
|
|
NOTIFICATION_VOLUME_DELAY_MS) ||
|
|
AudioSystem.isStreamActive(AudioSystem.STREAM_RING,
|
|
NOTIFICATION_VOLUME_DELAY_MS)) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_NOTIFICATION...");
|
|
return AudioSystem.STREAM_NOTIFICATION;
|
|
} else if (AudioSystem.isStreamActive(AudioSystem.STREAM_MUSIC, 0) ||
|
|
(suggestedStreamType == AudioManager.USE_DEFAULT_STREAM_TYPE)) {
|
|
// Log.v(TAG, "getActiveStreamType: Forcing STREAM_MUSIC "
|
|
// + " b/c USE_DEFAULT_STREAM_TYPE...");
|
|
return AudioSystem.STREAM_MUSIC;
|
|
} else {
|
|
// Log.v(TAG, "getActiveStreamType: Returning suggested type " + suggestedStreamType);
|
|
return suggestedStreamType;
|
|
}
|
|
}
|
|
}
|
|
|
|
private void broadcastRingerMode() {
|
|
// Send sticky broadcast
|
|
Intent broadcast = new Intent(AudioManager.RINGER_MODE_CHANGED_ACTION);
|
|
broadcast.putExtra(AudioManager.EXTRA_RINGER_MODE, mRingerMode);
|
|
broadcast.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT
|
|
| Intent.FLAG_RECEIVER_REPLACE_PENDING);
|
|
long origCallerIdentityToken = Binder.clearCallingIdentity();
|
|
mContext.sendStickyBroadcast(broadcast);
|
|
Binder.restoreCallingIdentity(origCallerIdentityToken);
|
|
}
|
|
|
|
private void broadcastVibrateSetting(int vibrateType) {
|
|
// Send broadcast
|
|
if (ActivityManagerNative.isSystemReady()) {
|
|
Intent broadcast = new Intent(AudioManager.VIBRATE_SETTING_CHANGED_ACTION);
|
|
broadcast.putExtra(AudioManager.EXTRA_VIBRATE_TYPE, vibrateType);
|
|
broadcast.putExtra(AudioManager.EXTRA_VIBRATE_SETTING, getVibrateSetting(vibrateType));
|
|
mContext.sendBroadcast(broadcast);
|
|
}
|
|
}
|
|
|
|
// Message helper methods
|
|
private static int getMsg(int baseMsg, int streamType) {
|
|
return (baseMsg & 0xffff) | streamType << 16;
|
|
}
|
|
|
|
private static int getMsgBase(int msg) {
|
|
return msg & 0xffff;
|
|
}
|
|
|
|
private static void sendMsg(Handler handler, int baseMsg, int streamType,
|
|
int existingMsgPolicy, int arg1, int arg2, Object obj, int delay) {
|
|
int msg = (streamType == SHARED_MSG) ? baseMsg : getMsg(baseMsg, streamType);
|
|
|
|
if (existingMsgPolicy == SENDMSG_REPLACE) {
|
|
handler.removeMessages(msg);
|
|
} else if (existingMsgPolicy == SENDMSG_NOOP && handler.hasMessages(msg)) {
|
|
return;
|
|
}
|
|
|
|
handler
|
|
.sendMessageDelayed(handler.obtainMessage(msg, arg1, arg2, obj), delay);
|
|
}
|
|
|
|
boolean checkAudioSettingsPermission(String method) {
|
|
if (mContext.checkCallingOrSelfPermission("android.permission.MODIFY_AUDIO_SETTINGS")
|
|
== PackageManager.PERMISSION_GRANTED) {
|
|
return true;
|
|
}
|
|
String msg = "Audio Settings Permission Denial: " + method + " from pid="
|
|
+ Binder.getCallingPid()
|
|
+ ", uid=" + Binder.getCallingUid();
|
|
Log.w(TAG, msg);
|
|
return false;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// Inner classes
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
public class VolumeStreamState {
|
|
private final int mStreamType;
|
|
|
|
private String mVolumeIndexSettingName;
|
|
private String mLastAudibleVolumeIndexSettingName;
|
|
private int mIndexMax;
|
|
private int mIndex;
|
|
private int mLastAudibleIndex;
|
|
private ArrayList<VolumeDeathHandler> mDeathHandlers; //handles mute/solo requests client death
|
|
|
|
private VolumeStreamState(String settingName, int streamType) {
|
|
|
|
setVolumeIndexSettingName(settingName);
|
|
|
|
mStreamType = streamType;
|
|
|
|
final ContentResolver cr = mContentResolver;
|
|
mIndexMax = MAX_STREAM_VOLUME[streamType];
|
|
mIndex = Settings.System.getInt(cr,
|
|
mVolumeIndexSettingName,
|
|
AudioManager.DEFAULT_STREAM_VOLUME[streamType]);
|
|
mLastAudibleIndex = Settings.System.getInt(cr,
|
|
mLastAudibleVolumeIndexSettingName,
|
|
(mIndex > 0) ? mIndex : AudioManager.DEFAULT_STREAM_VOLUME[streamType]);
|
|
AudioSystem.initStreamVolume(streamType, 0, mIndexMax);
|
|
mIndexMax *= 10;
|
|
mIndex = getValidIndex(10 * mIndex);
|
|
mLastAudibleIndex = getValidIndex(10 * mLastAudibleIndex);
|
|
setStreamVolumeIndex(streamType, mIndex);
|
|
mDeathHandlers = new ArrayList<VolumeDeathHandler>();
|
|
}
|
|
|
|
public void setVolumeIndexSettingName(String settingName) {
|
|
mVolumeIndexSettingName = settingName;
|
|
mLastAudibleVolumeIndexSettingName = settingName + System.APPEND_FOR_LAST_AUDIBLE;
|
|
}
|
|
|
|
public boolean adjustIndex(int deltaIndex) {
|
|
return setIndex(mIndex + deltaIndex * 10, true);
|
|
}
|
|
|
|
public boolean setIndex(int index, boolean lastAudible) {
|
|
int oldIndex = mIndex;
|
|
mIndex = getValidIndex(index);
|
|
|
|
if (oldIndex != mIndex) {
|
|
if (lastAudible) {
|
|
mLastAudibleIndex = mIndex;
|
|
}
|
|
// Apply change to all streams using this one as alias
|
|
int numStreamTypes = AudioSystem.getNumStreamTypes();
|
|
for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) {
|
|
if (streamType != mStreamType && STREAM_VOLUME_ALIAS[streamType] == mStreamType) {
|
|
mStreamStates[streamType].setIndex(rescaleIndex(mIndex, mStreamType, streamType), lastAudible);
|
|
}
|
|
}
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public void setLastAudibleIndex(int index) {
|
|
mLastAudibleIndex = getValidIndex(index);
|
|
}
|
|
|
|
public void adjustLastAudibleIndex(int deltaIndex) {
|
|
setLastAudibleIndex(mLastAudibleIndex + deltaIndex * 10);
|
|
}
|
|
|
|
public int getMaxIndex() {
|
|
return mIndexMax;
|
|
}
|
|
|
|
public void mute(IBinder cb, boolean state) {
|
|
VolumeDeathHandler handler = getDeathHandler(cb, state);
|
|
if (handler == null) {
|
|
Log.e(TAG, "Could not get client death handler for stream: "+mStreamType);
|
|
return;
|
|
}
|
|
handler.mute(state);
|
|
}
|
|
|
|
private int getValidIndex(int index) {
|
|
if (index < 0) {
|
|
return 0;
|
|
} else if (index > mIndexMax) {
|
|
return mIndexMax;
|
|
}
|
|
|
|
return index;
|
|
}
|
|
|
|
private class VolumeDeathHandler implements IBinder.DeathRecipient {
|
|
private IBinder mICallback; // To be notified of client's death
|
|
private int mMuteCount; // Number of active mutes for this client
|
|
|
|
VolumeDeathHandler(IBinder cb) {
|
|
mICallback = cb;
|
|
}
|
|
|
|
public void mute(boolean state) {
|
|
synchronized(mDeathHandlers) {
|
|
if (state) {
|
|
if (mMuteCount == 0) {
|
|
// Register for client death notification
|
|
try {
|
|
// mICallback can be 0 if muted by AudioService
|
|
if (mICallback != null) {
|
|
mICallback.linkToDeath(this, 0);
|
|
}
|
|
mDeathHandlers.add(this);
|
|
// If the stream is not yet muted by any client, set lvel to 0
|
|
if (muteCount() == 0) {
|
|
setIndex(0, false);
|
|
sendMsg(mAudioHandler, MSG_SET_SYSTEM_VOLUME, mStreamType, SENDMSG_NOOP, 0, 0,
|
|
VolumeStreamState.this, 0);
|
|
}
|
|
} catch (RemoteException e) {
|
|
// Client has died!
|
|
binderDied();
|
|
mDeathHandlers.notify();
|
|
return;
|
|
}
|
|
} else {
|
|
Log.w(TAG, "stream: "+mStreamType+" was already muted by this client");
|
|
}
|
|
mMuteCount++;
|
|
} else {
|
|
if (mMuteCount == 0) {
|
|
Log.e(TAG, "unexpected unmute for stream: "+mStreamType);
|
|
} else {
|
|
mMuteCount--;
|
|
if (mMuteCount == 0) {
|
|
// Unregistr from client death notification
|
|
mDeathHandlers.remove(this);
|
|
// mICallback can be 0 if muted by AudioService
|
|
if (mICallback != null) {
|
|
mICallback.unlinkToDeath(this, 0);
|
|
}
|
|
if (muteCount() == 0) {
|
|
// If the stream is not muted any more, restore it's volume if
|
|
// ringer mode allows it
|
|
if (!isStreamAffectedByRingerMode(mStreamType) || mRingerMode == AudioManager.RINGER_MODE_NORMAL) {
|
|
setIndex(mLastAudibleIndex, false);
|
|
sendMsg(mAudioHandler, MSG_SET_SYSTEM_VOLUME, mStreamType, SENDMSG_NOOP, 0, 0,
|
|
VolumeStreamState.this, 0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
mDeathHandlers.notify();
|
|
}
|
|
}
|
|
|
|
public void binderDied() {
|
|
Log.w(TAG, "Volume service client died for stream: "+mStreamType);
|
|
if (mMuteCount != 0) {
|
|
// Reset all active mute requests from this client.
|
|
mMuteCount = 1;
|
|
mute(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
private int muteCount() {
|
|
int count = 0;
|
|
int size = mDeathHandlers.size();
|
|
for (int i = 0; i < size; i++) {
|
|
count += mDeathHandlers.get(i).mMuteCount;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
private VolumeDeathHandler getDeathHandler(IBinder cb, boolean state) {
|
|
synchronized(mDeathHandlers) {
|
|
VolumeDeathHandler handler;
|
|
int size = mDeathHandlers.size();
|
|
for (int i = 0; i < size; i++) {
|
|
handler = mDeathHandlers.get(i);
|
|
if (cb == handler.mICallback) {
|
|
return handler;
|
|
}
|
|
}
|
|
// If this is the first mute request for this client, create a new
|
|
// client death handler. Otherwise, it is an out of sequence unmute request.
|
|
if (state) {
|
|
handler = new VolumeDeathHandler(cb);
|
|
} else {
|
|
Log.w(TAG, "stream was not muted by this client");
|
|
handler = null;
|
|
}
|
|
return handler;
|
|
}
|
|
}
|
|
}
|
|
|
|
/** Thread that handles native AudioSystem control. */
|
|
private class AudioSystemThread extends Thread {
|
|
AudioSystemThread() {
|
|
super("AudioService");
|
|
}
|
|
|
|
@Override
|
|
public void run() {
|
|
// Set this thread up so the handler will work on it
|
|
Looper.prepare();
|
|
|
|
synchronized(AudioService.this) {
|
|
mAudioHandler = new AudioHandler();
|
|
|
|
// Notify that the handler has been created
|
|
AudioService.this.notify();
|
|
}
|
|
|
|
// Listen for volume change requests that are set by VolumePanel
|
|
Looper.loop();
|
|
}
|
|
}
|
|
|
|
/** Handles internal volume messages in separate volume thread. */
|
|
private class AudioHandler extends Handler {
|
|
|
|
private void setSystemVolume(VolumeStreamState streamState) {
|
|
|
|
// Adjust volume
|
|
setStreamVolumeIndex(streamState.mStreamType, streamState.mIndex);
|
|
|
|
// Apply change to all streams using this one as alias
|
|
int numStreamTypes = AudioSystem.getNumStreamTypes();
|
|
for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) {
|
|
if (streamType != streamState.mStreamType &&
|
|
STREAM_VOLUME_ALIAS[streamType] == streamState.mStreamType) {
|
|
setStreamVolumeIndex(streamType, mStreamStates[streamType].mIndex);
|
|
}
|
|
}
|
|
|
|
// Post a persist volume msg
|
|
sendMsg(mAudioHandler, MSG_PERSIST_VOLUME, streamState.mStreamType,
|
|
SENDMSG_REPLACE, 1, 1, streamState, PERSIST_DELAY);
|
|
}
|
|
|
|
private void persistVolume(VolumeStreamState streamState, boolean current, boolean lastAudible) {
|
|
if (current) {
|
|
System.putInt(mContentResolver, streamState.mVolumeIndexSettingName,
|
|
(streamState.mIndex + 5)/ 10);
|
|
}
|
|
if (lastAudible) {
|
|
System.putInt(mContentResolver, streamState.mLastAudibleVolumeIndexSettingName,
|
|
(streamState.mLastAudibleIndex + 5) / 10);
|
|
}
|
|
}
|
|
|
|
private void persistRingerMode() {
|
|
System.putInt(mContentResolver, System.MODE_RINGER, mRingerMode);
|
|
}
|
|
|
|
private void persistVibrateSetting() {
|
|
System.putInt(mContentResolver, System.VIBRATE_ON, mVibrateSetting);
|
|
}
|
|
|
|
private void playSoundEffect(int effectType, int volume) {
|
|
synchronized (mSoundEffectsLock) {
|
|
if (mSoundPool == null) {
|
|
return;
|
|
}
|
|
float volFloat;
|
|
// use default if volume is not specified by caller
|
|
if (volume < 0) {
|
|
volFloat = (float)Math.pow(10, SOUND_EFFECT_VOLUME_DB/20);
|
|
} else {
|
|
volFloat = (float) volume / 1000.0f;
|
|
}
|
|
|
|
if (SOUND_EFFECT_FILES_MAP[effectType][1] > 0) {
|
|
mSoundPool.play(SOUND_EFFECT_FILES_MAP[effectType][1], volFloat, volFloat, 0, 0, 1.0f);
|
|
} else {
|
|
MediaPlayer mediaPlayer = new MediaPlayer();
|
|
if (mediaPlayer != null) {
|
|
try {
|
|
String filePath = Environment.getRootDirectory() + SOUND_EFFECTS_PATH + SOUND_EFFECT_FILES[SOUND_EFFECT_FILES_MAP[effectType][0]];
|
|
mediaPlayer.setDataSource(filePath);
|
|
mediaPlayer.setAudioStreamType(AudioSystem.STREAM_SYSTEM);
|
|
mediaPlayer.prepare();
|
|
mediaPlayer.setVolume(volFloat, volFloat);
|
|
mediaPlayer.setOnCompletionListener(new OnCompletionListener() {
|
|
public void onCompletion(MediaPlayer mp) {
|
|
cleanupPlayer(mp);
|
|
}
|
|
});
|
|
mediaPlayer.setOnErrorListener(new OnErrorListener() {
|
|
public boolean onError(MediaPlayer mp, int what, int extra) {
|
|
cleanupPlayer(mp);
|
|
return true;
|
|
}
|
|
});
|
|
mediaPlayer.start();
|
|
} catch (IOException ex) {
|
|
Log.w(TAG, "MediaPlayer IOException: "+ex);
|
|
} catch (IllegalArgumentException ex) {
|
|
Log.w(TAG, "MediaPlayer IllegalArgumentException: "+ex);
|
|
} catch (IllegalStateException ex) {
|
|
Log.w(TAG, "MediaPlayer IllegalStateException: "+ex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void persistMediaButtonReceiver(ComponentName receiver) {
|
|
Settings.System.putString(mContentResolver, Settings.System.MEDIA_BUTTON_RECEIVER,
|
|
receiver == null ? "" : receiver.flattenToString());
|
|
}
|
|
|
|
private void cleanupPlayer(MediaPlayer mp) {
|
|
if (mp != null) {
|
|
try {
|
|
mp.stop();
|
|
mp.release();
|
|
} catch (IllegalStateException ex) {
|
|
Log.w(TAG, "MediaPlayer IllegalStateException: "+ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void setForceUse(int usage, int config) {
|
|
AudioSystem.setForceUse(usage, config);
|
|
}
|
|
|
|
@Override
|
|
public void handleMessage(Message msg) {
|
|
int baseMsgWhat = getMsgBase(msg.what);
|
|
|
|
switch (baseMsgWhat) {
|
|
|
|
case MSG_SET_SYSTEM_VOLUME:
|
|
setSystemVolume((VolumeStreamState) msg.obj);
|
|
break;
|
|
|
|
case MSG_PERSIST_VOLUME:
|
|
persistVolume((VolumeStreamState) msg.obj, (msg.arg1 != 0), (msg.arg2 != 0));
|
|
break;
|
|
|
|
case MSG_PERSIST_RINGER_MODE:
|
|
persistRingerMode();
|
|
break;
|
|
|
|
case MSG_PERSIST_VIBRATE_SETTING:
|
|
persistVibrateSetting();
|
|
break;
|
|
|
|
case MSG_MEDIA_SERVER_DIED:
|
|
if (!mMediaServerOk) {
|
|
Log.e(TAG, "Media server died.");
|
|
// Force creation of new IAudioFlinger interface so that we are notified
|
|
// when new media_server process is back to life.
|
|
AudioSystem.setErrorCallback(mAudioSystemCallback);
|
|
sendMsg(mAudioHandler, MSG_MEDIA_SERVER_DIED, SHARED_MSG, SENDMSG_NOOP, 0, 0,
|
|
null, 500);
|
|
}
|
|
break;
|
|
|
|
case MSG_MEDIA_SERVER_STARTED:
|
|
Log.e(TAG, "Media server started.");
|
|
// indicate to audio HAL that we start the reconfiguration phase after a media
|
|
// server crash
|
|
// Note that MSG_MEDIA_SERVER_STARTED message is only received when the media server
|
|
// process restarts after a crash, not the first time it is started.
|
|
AudioSystem.setParameters("restarting=true");
|
|
|
|
// Restore device connection states
|
|
Set set = mConnectedDevices.entrySet();
|
|
Iterator i = set.iterator();
|
|
while(i.hasNext()){
|
|
Map.Entry device = (Map.Entry)i.next();
|
|
AudioSystem.setDeviceConnectionState(((Integer)device.getKey()).intValue(),
|
|
AudioSystem.DEVICE_STATE_AVAILABLE,
|
|
(String)device.getValue());
|
|
}
|
|
|
|
// Restore call state
|
|
AudioSystem.setPhoneState(mMode);
|
|
|
|
// Restore forced usage for communcations and record
|
|
AudioSystem.setForceUse(AudioSystem.FOR_COMMUNICATION, mForcedUseForComm);
|
|
AudioSystem.setForceUse(AudioSystem.FOR_RECORD, mForcedUseForComm);
|
|
|
|
// Restore stream volumes
|
|
int numStreamTypes = AudioSystem.getNumStreamTypes();
|
|
for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) {
|
|
int index;
|
|
VolumeStreamState streamState = mStreamStates[streamType];
|
|
AudioSystem.initStreamVolume(streamType, 0, (streamState.mIndexMax + 5) / 10);
|
|
if (streamState.muteCount() == 0) {
|
|
index = streamState.mIndex;
|
|
} else {
|
|
index = 0;
|
|
}
|
|
setStreamVolumeIndex(streamType, index);
|
|
}
|
|
|
|
// Restore ringer mode
|
|
setRingerModeInt(getRingerMode(), false);
|
|
|
|
// indicate the end of reconfiguration phase to audio HAL
|
|
AudioSystem.setParameters("restarting=false");
|
|
break;
|
|
|
|
case MSG_LOAD_SOUND_EFFECTS:
|
|
loadSoundEffects();
|
|
break;
|
|
|
|
case MSG_PLAY_SOUND_EFFECT:
|
|
playSoundEffect(msg.arg1, msg.arg2);
|
|
break;
|
|
|
|
case MSG_BTA2DP_DOCK_TIMEOUT:
|
|
// msg.obj == address of BTA2DP device
|
|
makeA2dpDeviceUnavailableNow( (String) msg.obj );
|
|
break;
|
|
|
|
case MSG_SET_FORCE_USE:
|
|
setForceUse(msg.arg1, msg.arg2);
|
|
break;
|
|
|
|
case MSG_PERSIST_MEDIABUTTONRECEIVER:
|
|
persistMediaButtonReceiver( (ComponentName) msg.obj );
|
|
break;
|
|
|
|
case MSG_BT_HEADSET_CNCT_FAILED:
|
|
resetBluetoothSco();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
private class SettingsObserver extends ContentObserver {
|
|
|
|
SettingsObserver() {
|
|
super(new Handler());
|
|
mContentResolver.registerContentObserver(Settings.System.getUriFor(
|
|
Settings.System.MODE_RINGER_STREAMS_AFFECTED), false, this);
|
|
mContentResolver.registerContentObserver(Settings.System.getUriFor(
|
|
Settings.System.NOTIFICATIONS_USE_RING_VOLUME), false, this);
|
|
}
|
|
|
|
@Override
|
|
public void onChange(boolean selfChange) {
|
|
super.onChange(selfChange);
|
|
synchronized (mSettingsLock) {
|
|
int ringerModeAffectedStreams = Settings.System.getInt(mContentResolver,
|
|
Settings.System.MODE_RINGER_STREAMS_AFFECTED,
|
|
((1 << AudioSystem.STREAM_RING)|(1 << AudioSystem.STREAM_NOTIFICATION)|
|
|
(1 << AudioSystem.STREAM_SYSTEM)|(1 << AudioSystem.STREAM_SYSTEM_ENFORCED)));
|
|
if (mVoiceCapable) {
|
|
ringerModeAffectedStreams &= ~(1 << AudioSystem.STREAM_MUSIC);
|
|
} else {
|
|
ringerModeAffectedStreams |= (1 << AudioSystem.STREAM_MUSIC);
|
|
}
|
|
if (ringerModeAffectedStreams != mRingerModeAffectedStreams) {
|
|
/*
|
|
* Ensure all stream types that should be affected by ringer mode
|
|
* are in the proper state.
|
|
*/
|
|
mRingerModeAffectedStreams = ringerModeAffectedStreams;
|
|
setRingerModeInt(getRingerMode(), false);
|
|
}
|
|
|
|
int notificationsUseRingVolume = Settings.System.getInt(mContentResolver,
|
|
Settings.System.NOTIFICATIONS_USE_RING_VOLUME,
|
|
1);
|
|
if (mVoiceCapable) {
|
|
if (notificationsUseRingVolume != mNotificationsUseRingVolume) {
|
|
mNotificationsUseRingVolume = notificationsUseRingVolume;
|
|
if (mNotificationsUseRingVolume == 1) {
|
|
STREAM_VOLUME_ALIAS[AudioSystem.STREAM_NOTIFICATION] = AudioSystem.STREAM_RING;
|
|
mStreamStates[AudioSystem.STREAM_NOTIFICATION].setVolumeIndexSettingName(
|
|
System.VOLUME_SETTINGS[AudioSystem.STREAM_RING]);
|
|
} else {
|
|
STREAM_VOLUME_ALIAS[AudioSystem.STREAM_NOTIFICATION] = AudioSystem.STREAM_NOTIFICATION;
|
|
mStreamStates[AudioSystem.STREAM_NOTIFICATION].setVolumeIndexSettingName(
|
|
System.VOLUME_SETTINGS[AudioSystem.STREAM_NOTIFICATION]);
|
|
// Persist notification volume volume as it was not persisted while aliased to ring volume
|
|
// and persist with no delay as there might be registered observers of the persisted
|
|
// notification volume.
|
|
sendMsg(mAudioHandler, MSG_PERSIST_VOLUME, AudioSystem.STREAM_NOTIFICATION,
|
|
SENDMSG_REPLACE, 1, 1, mStreamStates[AudioSystem.STREAM_NOTIFICATION], 0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void makeA2dpDeviceAvailable(String address) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE,
|
|
address);
|
|
// Reset A2DP suspend state each time a new sink is connected
|
|
AudioSystem.setParameters("A2dpSuspended=false");
|
|
mConnectedDevices.put( new Integer(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP),
|
|
address);
|
|
}
|
|
|
|
private void makeA2dpDeviceUnavailableNow(String address) {
|
|
Intent noisyIntent = new Intent(AudioManager.ACTION_AUDIO_BECOMING_NOISY);
|
|
mContext.sendBroadcast(noisyIntent);
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE,
|
|
address);
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP);
|
|
}
|
|
|
|
private void makeA2dpDeviceUnavailableLater(String address) {
|
|
// prevent any activity on the A2DP audio output to avoid unwanted
|
|
// reconnection of the sink.
|
|
AudioSystem.setParameters("A2dpSuspended=true");
|
|
// the device will be made unavailable later, so consider it disconnected right away
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP);
|
|
// send the delayed message to make the device unavailable later
|
|
Message msg = mAudioHandler.obtainMessage(MSG_BTA2DP_DOCK_TIMEOUT, address);
|
|
mAudioHandler.sendMessageDelayed(msg, BTA2DP_DOCK_TIMEOUT_MILLIS);
|
|
|
|
}
|
|
|
|
private void cancelA2dpDeviceTimeout() {
|
|
mAudioHandler.removeMessages(MSG_BTA2DP_DOCK_TIMEOUT);
|
|
}
|
|
|
|
private boolean hasScheduledA2dpDockTimeout() {
|
|
return mAudioHandler.hasMessages(MSG_BTA2DP_DOCK_TIMEOUT);
|
|
}
|
|
|
|
/* cache of the address of the last dock the device was connected to */
|
|
private String mDockAddress;
|
|
|
|
/**
|
|
* Receiver for misc intent broadcasts the Phone app cares about.
|
|
*/
|
|
private class AudioServiceBroadcastReceiver extends BroadcastReceiver {
|
|
@Override
|
|
public void onReceive(Context context, Intent intent) {
|
|
String action = intent.getAction();
|
|
|
|
if (action.equals(Intent.ACTION_DOCK_EVENT)) {
|
|
int dockState = intent.getIntExtra(Intent.EXTRA_DOCK_STATE,
|
|
Intent.EXTRA_DOCK_STATE_UNDOCKED);
|
|
int config;
|
|
switch (dockState) {
|
|
case Intent.EXTRA_DOCK_STATE_DESK:
|
|
config = AudioSystem.FORCE_BT_DESK_DOCK;
|
|
break;
|
|
case Intent.EXTRA_DOCK_STATE_CAR:
|
|
config = AudioSystem.FORCE_BT_CAR_DOCK;
|
|
break;
|
|
case Intent.EXTRA_DOCK_STATE_LE_DESK:
|
|
config = AudioSystem.FORCE_ANALOG_DOCK;
|
|
break;
|
|
case Intent.EXTRA_DOCK_STATE_HE_DESK:
|
|
config = AudioSystem.FORCE_DIGITAL_DOCK;
|
|
break;
|
|
case Intent.EXTRA_DOCK_STATE_UNDOCKED:
|
|
default:
|
|
config = AudioSystem.FORCE_NONE;
|
|
}
|
|
AudioSystem.setForceUse(AudioSystem.FOR_DOCK, config);
|
|
} else if (action.equals(BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED)) {
|
|
int state = intent.getIntExtra(BluetoothProfile.EXTRA_STATE,
|
|
BluetoothProfile.STATE_DISCONNECTED);
|
|
BluetoothDevice btDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
|
|
String address = btDevice.getAddress();
|
|
boolean isConnected =
|
|
(mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP) &&
|
|
mConnectedDevices.get(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP).equals(address));
|
|
|
|
if (isConnected && state != BluetoothProfile.STATE_CONNECTED) {
|
|
if (btDevice.isBluetoothDock()) {
|
|
if (state == BluetoothProfile.STATE_DISCONNECTED) {
|
|
// introduction of a delay for transient disconnections of docks when
|
|
// power is rapidly turned off/on, this message will be canceled if
|
|
// we reconnect the dock under a preset delay
|
|
makeA2dpDeviceUnavailableLater(address);
|
|
// the next time isConnected is evaluated, it will be false for the dock
|
|
}
|
|
} else {
|
|
makeA2dpDeviceUnavailableNow(address);
|
|
}
|
|
} else if (!isConnected && state == BluetoothProfile.STATE_CONNECTED) {
|
|
if (btDevice.isBluetoothDock()) {
|
|
// this could be a reconnection after a transient disconnection
|
|
cancelA2dpDeviceTimeout();
|
|
mDockAddress = address;
|
|
} else {
|
|
// this could be a connection of another A2DP device before the timeout of
|
|
// a dock: cancel the dock timeout, and make the dock unavailable now
|
|
if(hasScheduledA2dpDockTimeout()) {
|
|
cancelA2dpDeviceTimeout();
|
|
makeA2dpDeviceUnavailableNow(mDockAddress);
|
|
}
|
|
}
|
|
makeA2dpDeviceAvailable(address);
|
|
}
|
|
} else if (action.equals(BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED)) {
|
|
int state = intent.getIntExtra(BluetoothProfile.EXTRA_STATE,
|
|
BluetoothProfile.STATE_DISCONNECTED);
|
|
int device = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO;
|
|
BluetoothDevice btDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
|
|
String address = null;
|
|
if (btDevice != null) {
|
|
address = btDevice.getAddress();
|
|
BluetoothClass btClass = btDevice.getBluetoothClass();
|
|
if (btClass != null) {
|
|
switch (btClass.getDeviceClass()) {
|
|
case BluetoothClass.Device.AUDIO_VIDEO_WEARABLE_HEADSET:
|
|
case BluetoothClass.Device.AUDIO_VIDEO_HANDSFREE:
|
|
device = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_HEADSET;
|
|
break;
|
|
case BluetoothClass.Device.AUDIO_VIDEO_CAR_AUDIO:
|
|
device = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_CARKIT;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
boolean isConnected = (mConnectedDevices.containsKey(device) &&
|
|
mConnectedDevices.get(device).equals(address));
|
|
|
|
synchronized (mScoClients) {
|
|
if (isConnected && state != BluetoothProfile.STATE_CONNECTED) {
|
|
AudioSystem.setDeviceConnectionState(device,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE,
|
|
address);
|
|
mConnectedDevices.remove(device);
|
|
mBluetoothHeadsetDevice = null;
|
|
resetBluetoothSco();
|
|
} else if (!isConnected && state == BluetoothProfile.STATE_CONNECTED) {
|
|
AudioSystem.setDeviceConnectionState(device,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE,
|
|
address);
|
|
mConnectedDevices.put(new Integer(device), address);
|
|
mBluetoothHeadsetDevice = btDevice;
|
|
}
|
|
}
|
|
} else if (action.equals(Intent.ACTION_HEADSET_PLUG)) {
|
|
int state = intent.getIntExtra("state", 0);
|
|
int microphone = intent.getIntExtra("microphone", 0);
|
|
|
|
if (microphone != 0) {
|
|
boolean isConnected =
|
|
mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_WIRED_HEADSET);
|
|
if (state == 0 && isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_WIRED_HEADSET,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE,
|
|
"");
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_WIRED_HEADSET);
|
|
} else if (state == 1 && !isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_WIRED_HEADSET,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE,
|
|
"");
|
|
mConnectedDevices.put(
|
|
new Integer(AudioSystem.DEVICE_OUT_WIRED_HEADSET), "");
|
|
}
|
|
} else {
|
|
boolean isConnected =
|
|
mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE);
|
|
if (state == 0 && isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE,
|
|
"");
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE);
|
|
} else if (state == 1 && !isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE,
|
|
"");
|
|
mConnectedDevices.put(
|
|
new Integer(AudioSystem.DEVICE_OUT_WIRED_HEADPHONE), "");
|
|
}
|
|
}
|
|
} else if (action.equals(Intent.ACTION_USB_ANLG_HEADSET_PLUG)) {
|
|
int state = intent.getIntExtra("state", 0);
|
|
Log.v(TAG, "Broadcast Receiver: Got ACTION_USB_ANLG_HEADSET_PLUG, state = "+state);
|
|
boolean isConnected =
|
|
mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET);
|
|
if (state == 0 && isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE, "");
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET);
|
|
} else if (state == 1 && !isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE, "");
|
|
mConnectedDevices.put(
|
|
new Integer(AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET), "");
|
|
}
|
|
} else if (action.equals(Intent.ACTION_HDMI_AUDIO_PLUG)) {
|
|
int state = intent.getIntExtra("state", 0);
|
|
Log.v(TAG, "Broadcast Receiver: Got ACTION_HDMI_AUDIO_PLUG, state = "+state);
|
|
boolean isConnected =
|
|
mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_AUX_DIGITAL);
|
|
if (state == 0 && isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_AUX_DIGITAL,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE, "");
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_AUX_DIGITAL);
|
|
} else if (state == 1 && !isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_AUX_DIGITAL,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE, "");
|
|
mConnectedDevices.put( new Integer(AudioSystem.DEVICE_OUT_AUX_DIGITAL), "");
|
|
}
|
|
} else if (action.equals(Intent.ACTION_USB_DGTL_HEADSET_PLUG)) {
|
|
int state = intent.getIntExtra("state", 0);
|
|
Log.v(TAG, "Broadcast Receiver: Got ACTION_USB_DGTL_HEADSET_PLUG, state = "+state);
|
|
boolean isConnected =
|
|
mConnectedDevices.containsKey(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET);
|
|
if (state == 0 && isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET,
|
|
AudioSystem.DEVICE_STATE_UNAVAILABLE, "");
|
|
mConnectedDevices.remove(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET);
|
|
} else if (state == 1 && !isConnected) {
|
|
AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET,
|
|
AudioSystem.DEVICE_STATE_AVAILABLE, "");
|
|
mConnectedDevices.put(
|
|
new Integer(AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET), "");
|
|
}
|
|
} else if (action.equals(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED)) {
|
|
boolean broadcast = false;
|
|
int state = AudioManager.SCO_AUDIO_STATE_ERROR;
|
|
synchronized (mScoClients) {
|
|
int btState = intent.getIntExtra(BluetoothProfile.EXTRA_STATE, -1);
|
|
// broadcast intent if the connection was initated by AudioService
|
|
if (!mScoClients.isEmpty() &&
|
|
(mScoAudioState == SCO_STATE_ACTIVE_INTERNAL ||
|
|
mScoAudioState == SCO_STATE_ACTIVATE_REQ ||
|
|
mScoAudioState == SCO_STATE_DEACTIVATE_REQ)) {
|
|
broadcast = true;
|
|
}
|
|
switch (btState) {
|
|
case BluetoothHeadset.STATE_AUDIO_CONNECTED:
|
|
state = AudioManager.SCO_AUDIO_STATE_CONNECTED;
|
|
if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL &&
|
|
mScoAudioState != SCO_STATE_DEACTIVATE_REQ &&
|
|
mScoAudioState != SCO_STATE_DEACTIVATE_EXT_REQ) {
|
|
mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
|
|
}
|
|
break;
|
|
case BluetoothHeadset.STATE_AUDIO_DISCONNECTED:
|
|
state = AudioManager.SCO_AUDIO_STATE_DISCONNECTED;
|
|
mScoAudioState = SCO_STATE_INACTIVE;
|
|
clearAllScoClients(null, false);
|
|
break;
|
|
case BluetoothHeadset.STATE_AUDIO_CONNECTING:
|
|
if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL &&
|
|
mScoAudioState != SCO_STATE_DEACTIVATE_REQ &&
|
|
mScoAudioState != SCO_STATE_DEACTIVATE_EXT_REQ) {
|
|
mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL;
|
|
}
|
|
default:
|
|
// do not broadcast CONNECTING or invalid state
|
|
broadcast = false;
|
|
break;
|
|
}
|
|
}
|
|
if (broadcast) {
|
|
broadcastScoConnectionState(state);
|
|
//FIXME: this is to maintain compatibility with deprecated intent
|
|
// AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED. Remove when appropriate.
|
|
Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED);
|
|
newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, state);
|
|
mContext.sendStickyBroadcast(newIntent);
|
|
}
|
|
} else if (action.equals(Intent.ACTION_BOOT_COMPLETED)) {
|
|
mBootCompleted = true;
|
|
sendMsg(mAudioHandler, MSG_LOAD_SOUND_EFFECTS, SHARED_MSG, SENDMSG_NOOP,
|
|
0, 0, null, 0);
|
|
|
|
mScoConnectionState = AudioManager.SCO_AUDIO_STATE_ERROR;
|
|
resetBluetoothSco();
|
|
getBluetoothHeadset();
|
|
//FIXME: this is to maintain compatibility with deprecated intent
|
|
// AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED. Remove when appropriate.
|
|
Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED);
|
|
newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE,
|
|
AudioManager.SCO_AUDIO_STATE_DISCONNECTED);
|
|
mContext.sendStickyBroadcast(newIntent);
|
|
} else if (action.equals(Intent.ACTION_PACKAGE_REMOVED)) {
|
|
if (!intent.getBooleanExtra(Intent.EXTRA_REPLACING, false)) {
|
|
// a package is being removed, not replaced
|
|
String packageName = intent.getData().getSchemeSpecificPart();
|
|
if (packageName != null) {
|
|
removeMediaButtonReceiverForPackage(packageName);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//==========================================================================================
|
|
// AudioFocus
|
|
//==========================================================================================
|
|
|
|
/* constant to identify focus stack entry that is used to hold the focus while the phone
|
|
* is ringing or during a call
|
|
*/
|
|
private final static String IN_VOICE_COMM_FOCUS_ID = "AudioFocus_For_Phone_Ring_And_Calls";
|
|
|
|
private final static Object mAudioFocusLock = new Object();
|
|
|
|
private final static Object mRingingLock = new Object();
|
|
|
|
private PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
|
|
@Override
|
|
public void onCallStateChanged(int state, String incomingNumber) {
|
|
if (state == TelephonyManager.CALL_STATE_RINGING) {
|
|
//Log.v(TAG, " CALL_STATE_RINGING");
|
|
synchronized(mRingingLock) {
|
|
mIsRinging = true;
|
|
}
|
|
} else if ((state == TelephonyManager.CALL_STATE_OFFHOOK)
|
|
|| (state == TelephonyManager.CALL_STATE_IDLE)) {
|
|
synchronized(mRingingLock) {
|
|
mIsRinging = false;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
private void notifyTopOfAudioFocusStack() {
|
|
// notify the top of the stack it gained focus
|
|
if (!mFocusStack.empty() && (mFocusStack.peek().mFocusDispatcher != null)) {
|
|
if (canReassignAudioFocus()) {
|
|
try {
|
|
mFocusStack.peek().mFocusDispatcher.dispatchAudioFocusChange(
|
|
AudioManager.AUDIOFOCUS_GAIN, mFocusStack.peek().mClientId);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Failure to signal gain of audio control focus due to "+ e);
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private static class FocusStackEntry {
|
|
public int mStreamType = -1;// no stream type
|
|
public boolean mIsTransportControlReceiver = false;
|
|
public IAudioFocusDispatcher mFocusDispatcher = null;
|
|
public IBinder mSourceRef = null;
|
|
public String mClientId;
|
|
public int mFocusChangeType;
|
|
|
|
public FocusStackEntry() {
|
|
}
|
|
|
|
public FocusStackEntry(int streamType, int duration, boolean isTransportControlReceiver,
|
|
IAudioFocusDispatcher afl, IBinder source, String id) {
|
|
mStreamType = streamType;
|
|
mIsTransportControlReceiver = isTransportControlReceiver;
|
|
mFocusDispatcher = afl;
|
|
mSourceRef = source;
|
|
mClientId = id;
|
|
mFocusChangeType = duration;
|
|
}
|
|
}
|
|
|
|
private Stack<FocusStackEntry> mFocusStack = new Stack<FocusStackEntry>();
|
|
|
|
/**
|
|
* Helper function:
|
|
* Display in the log the current entries in the audio focus stack
|
|
*/
|
|
private void dumpFocusStack(PrintWriter pw) {
|
|
pw.println("\nAudio Focus stack entries:");
|
|
synchronized(mAudioFocusLock) {
|
|
Iterator<FocusStackEntry> stackIterator = mFocusStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
FocusStackEntry fse = stackIterator.next();
|
|
pw.println(" source:" + fse.mSourceRef + " -- client: " + fse.mClientId
|
|
+ " -- duration: " +fse.mFocusChangeType);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Remove a focus listener from the focus stack.
|
|
* @param focusListenerToRemove the focus listener
|
|
* @param signal if true and the listener was at the top of the focus stack, i.e. it was holding
|
|
* focus, notify the next item in the stack it gained focus.
|
|
*/
|
|
private void removeFocusStackEntry(String clientToRemove, boolean signal) {
|
|
// is the current top of the focus stack abandoning focus? (because of death or request)
|
|
if (!mFocusStack.empty() && mFocusStack.peek().mClientId.equals(clientToRemove))
|
|
{
|
|
//Log.i(TAG, " removeFocusStackEntry() removing top of stack");
|
|
mFocusStack.pop();
|
|
if (signal) {
|
|
// notify the new top of the stack it gained focus
|
|
notifyTopOfAudioFocusStack();
|
|
}
|
|
} else {
|
|
// focus is abandoned by a client that's not at the top of the stack,
|
|
// no need to update focus.
|
|
Iterator<FocusStackEntry> stackIterator = mFocusStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
FocusStackEntry fse = (FocusStackEntry)stackIterator.next();
|
|
if(fse.mClientId.equals(clientToRemove)) {
|
|
Log.i(TAG, " AudioFocus abandonAudioFocus(): removing entry for "
|
|
+ fse.mClientId);
|
|
stackIterator.remove();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Remove focus listeners from the focus stack for a particular client.
|
|
*/
|
|
private void removeFocusStackEntryForClient(IBinder cb) {
|
|
// is the owner of the audio focus part of the client to remove?
|
|
boolean isTopOfStackForClientToRemove = !mFocusStack.isEmpty() &&
|
|
mFocusStack.peek().mSourceRef.equals(cb);
|
|
Iterator<FocusStackEntry> stackIterator = mFocusStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
FocusStackEntry fse = (FocusStackEntry)stackIterator.next();
|
|
if(fse.mSourceRef.equals(cb)) {
|
|
Log.i(TAG, " AudioFocus abandonAudioFocus(): removing entry for "
|
|
+ fse.mClientId);
|
|
stackIterator.remove();
|
|
}
|
|
}
|
|
if (isTopOfStackForClientToRemove) {
|
|
// we removed an entry at the top of the stack:
|
|
// notify the new top of the stack it gained focus.
|
|
notifyTopOfAudioFocusStack();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Returns true if the system is in a state where the focus can be reevaluated, false otherwise.
|
|
*/
|
|
private boolean canReassignAudioFocus() {
|
|
// focus requests are rejected during a phone call or when the phone is ringing
|
|
// this is equivalent to IN_VOICE_COMM_FOCUS_ID having the focus
|
|
if (!mFocusStack.isEmpty() && IN_VOICE_COMM_FOCUS_ID.equals(mFocusStack.peek().mClientId)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Inner class to monitor audio focus client deaths, and remove them from the audio focus
|
|
* stack if necessary.
|
|
*/
|
|
private class AudioFocusDeathHandler implements IBinder.DeathRecipient {
|
|
private IBinder mCb; // To be notified of client's death
|
|
|
|
AudioFocusDeathHandler(IBinder cb) {
|
|
mCb = cb;
|
|
}
|
|
|
|
public void binderDied() {
|
|
synchronized(mAudioFocusLock) {
|
|
Log.w(TAG, " AudioFocus audio focus client died");
|
|
removeFocusStackEntryForClient(mCb);
|
|
}
|
|
}
|
|
|
|
public IBinder getBinder() {
|
|
return mCb;
|
|
}
|
|
}
|
|
|
|
|
|
/** @see AudioManager#requestAudioFocus(IAudioFocusDispatcher, int, int) */
|
|
public int requestAudioFocus(int mainStreamType, int focusChangeHint, IBinder cb,
|
|
IAudioFocusDispatcher fd, String clientId) {
|
|
Log.i(TAG, " AudioFocus requestAudioFocus() from " + clientId);
|
|
// the main stream type for the audio focus request is currently not used. It may
|
|
// potentially be used to handle multiple stream type-dependent audio focuses.
|
|
|
|
// we need a valid binder callback for clients
|
|
if (!cb.pingBinder()) {
|
|
Log.e(TAG, " AudioFocus DOA client for requestAudioFocus(), aborting.");
|
|
return AudioManager.AUDIOFOCUS_REQUEST_FAILED;
|
|
}
|
|
|
|
synchronized(mAudioFocusLock) {
|
|
if (!canReassignAudioFocus()) {
|
|
return AudioManager.AUDIOFOCUS_REQUEST_FAILED;
|
|
}
|
|
|
|
if (!mFocusStack.empty() && mFocusStack.peek().mClientId.equals(clientId)) {
|
|
// if focus is already owned by this client and the reason for acquiring the focus
|
|
// hasn't changed, don't do anything
|
|
if (mFocusStack.peek().mFocusChangeType == focusChangeHint) {
|
|
return AudioManager.AUDIOFOCUS_REQUEST_GRANTED;
|
|
}
|
|
// the reason for the audio focus request has changed: remove the current top of
|
|
// stack and respond as if we had a new focus owner
|
|
mFocusStack.pop();
|
|
}
|
|
|
|
// notify current top of stack it is losing focus
|
|
if (!mFocusStack.empty() && (mFocusStack.peek().mFocusDispatcher != null)) {
|
|
try {
|
|
mFocusStack.peek().mFocusDispatcher.dispatchAudioFocusChange(
|
|
-1 * focusChangeHint, // loss and gain codes are inverse of each other
|
|
mFocusStack.peek().mClientId);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, " Failure to signal loss of focus due to "+ e);
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
|
|
// focus requester might already be somewhere below in the stack, remove it
|
|
removeFocusStackEntry(clientId, false);
|
|
|
|
// push focus requester at the top of the audio focus stack
|
|
mFocusStack.push(new FocusStackEntry(mainStreamType, focusChangeHint, false, fd, cb,
|
|
clientId));
|
|
}//synchronized(mAudioFocusLock)
|
|
|
|
// handle the potential premature death of the new holder of the focus
|
|
// (premature death == death before abandoning focus)
|
|
// Register for client death notification
|
|
AudioFocusDeathHandler afdh = new AudioFocusDeathHandler(cb);
|
|
try {
|
|
cb.linkToDeath(afdh, 0);
|
|
} catch (RemoteException e) {
|
|
// client has already died!
|
|
Log.w(TAG, "AudioFocus requestAudioFocus() could not link to "+cb+" binder death");
|
|
}
|
|
|
|
return AudioManager.AUDIOFOCUS_REQUEST_GRANTED;
|
|
}
|
|
|
|
/** @see AudioManager#abandonAudioFocus(IAudioFocusDispatcher) */
|
|
public int abandonAudioFocus(IAudioFocusDispatcher fl, String clientId) {
|
|
Log.i(TAG, " AudioFocus abandonAudioFocus() from " + clientId);
|
|
try {
|
|
// this will take care of notifying the new focus owner if needed
|
|
synchronized(mAudioFocusLock) {
|
|
removeFocusStackEntry(clientId, true);
|
|
}
|
|
} catch (java.util.ConcurrentModificationException cme) {
|
|
// Catching this exception here is temporary. It is here just to prevent
|
|
// a crash seen when the "Silent" notification is played. This is believed to be fixed
|
|
// but this try catch block is left just to be safe.
|
|
Log.e(TAG, "FATAL EXCEPTION AudioFocus abandonAudioFocus() caused " + cme);
|
|
cme.printStackTrace();
|
|
}
|
|
|
|
return AudioManager.AUDIOFOCUS_REQUEST_GRANTED;
|
|
}
|
|
|
|
|
|
public void unregisterAudioFocusClient(String clientId) {
|
|
synchronized(mAudioFocusLock) {
|
|
removeFocusStackEntry(clientId, false);
|
|
}
|
|
}
|
|
|
|
|
|
//==========================================================================================
|
|
// RemoteControl
|
|
//==========================================================================================
|
|
/**
|
|
* Receiver for media button intents. Handles the dispatching of the media button event
|
|
* to one of the registered listeners, or if there was none, resumes the intent broadcast
|
|
* to the rest of the system.
|
|
*/
|
|
private class MediaButtonBroadcastReceiver extends BroadcastReceiver {
|
|
@Override
|
|
public void onReceive(Context context, Intent intent) {
|
|
String action = intent.getAction();
|
|
if (!Intent.ACTION_MEDIA_BUTTON.equals(action)) {
|
|
return;
|
|
}
|
|
KeyEvent event = (KeyEvent) intent.getParcelableExtra(Intent.EXTRA_KEY_EVENT);
|
|
if (event != null) {
|
|
// if in a call or ringing, do not break the current phone app behavior
|
|
// TODO modify this to let the phone app specifically get the RC focus
|
|
// add modify the phone app to take advantage of the new API
|
|
synchronized(mRingingLock) {
|
|
if (mIsRinging || (getMode() == AudioSystem.MODE_IN_CALL) ||
|
|
(getMode() == AudioSystem.MODE_IN_COMMUNICATION) ||
|
|
(getMode() == AudioSystem.MODE_RINGTONE) ) {
|
|
return;
|
|
}
|
|
}
|
|
synchronized(mRCStack) {
|
|
if (!mRCStack.empty()) {
|
|
// create a new intent specifically aimed at the current registered listener
|
|
Intent targetedIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
|
|
targetedIntent.putExtras(intent.getExtras());
|
|
targetedIntent.setComponent(mRCStack.peek().mReceiverComponent);
|
|
// trap the current broadcast
|
|
abortBroadcast();
|
|
//Log.v(TAG, " Sending intent" + targetedIntent);
|
|
context.sendBroadcast(targetedIntent, null);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private static class RemoteControlStackEntry {
|
|
public ComponentName mReceiverComponent;// always non null
|
|
// TODO implement registration expiration?
|
|
//public int mRegistrationTime;
|
|
|
|
public RemoteControlStackEntry() {
|
|
}
|
|
|
|
public RemoteControlStackEntry(ComponentName r) {
|
|
mReceiverComponent = r;
|
|
}
|
|
}
|
|
|
|
private Stack<RemoteControlStackEntry> mRCStack = new Stack<RemoteControlStackEntry>();
|
|
|
|
/**
|
|
* Helper function:
|
|
* Display in the log the current entries in the remote control focus stack
|
|
*/
|
|
private void dumpRCStack(PrintWriter pw) {
|
|
pw.println("\nRemote Control stack entries:");
|
|
synchronized(mRCStack) {
|
|
Iterator<RemoteControlStackEntry> stackIterator = mRCStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
RemoteControlStackEntry fse = stackIterator.next();
|
|
pw.println(" receiver:" + fse.mReceiverComponent);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Remove any entry in the remote control stack that has the same package name as packageName
|
|
* Pre-condition: packageName != null
|
|
*/
|
|
private void removeMediaButtonReceiverForPackage(String packageName) {
|
|
synchronized(mRCStack) {
|
|
if (mRCStack.empty()) {
|
|
return;
|
|
} else {
|
|
RemoteControlStackEntry oldTop = mRCStack.peek();
|
|
Iterator<RemoteControlStackEntry> stackIterator = mRCStack.iterator();
|
|
// iterate over the stack entries
|
|
while(stackIterator.hasNext()) {
|
|
RemoteControlStackEntry rcse = (RemoteControlStackEntry)stackIterator.next();
|
|
if (packageName.equalsIgnoreCase(rcse.mReceiverComponent.getPackageName())) {
|
|
// a stack entry is from the package being removed, remove it from the stack
|
|
stackIterator.remove();
|
|
}
|
|
}
|
|
if (mRCStack.empty()) {
|
|
// no saved media button receiver
|
|
mAudioHandler.sendMessage(
|
|
mAudioHandler.obtainMessage(MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0,
|
|
null));
|
|
return;
|
|
} else if (oldTop != mRCStack.peek()) {
|
|
// the top of the stack has changed, save it in the system settings
|
|
// by posting a message to persist it
|
|
mAudioHandler.sendMessage(
|
|
mAudioHandler.obtainMessage(MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0,
|
|
mRCStack.peek().mReceiverComponent));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Restore remote control receiver from the system settings
|
|
*/
|
|
private void restoreMediaButtonReceiver() {
|
|
String receiverName = Settings.System.getString(mContentResolver,
|
|
Settings.System.MEDIA_BUTTON_RECEIVER);
|
|
if ((null != receiverName) && !receiverName.isEmpty()) {
|
|
ComponentName receiverComponentName = ComponentName.unflattenFromString(receiverName);
|
|
registerMediaButtonEventReceiver(receiverComponentName);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Set the new remote control receiver at the top of the RC focus stack
|
|
*/
|
|
private void pushMediaButtonReceiver(ComponentName newReceiver) {
|
|
// already at top of stack?
|
|
if (!mRCStack.empty() && mRCStack.peek().mReceiverComponent.equals(newReceiver)) {
|
|
return;
|
|
}
|
|
Iterator<RemoteControlStackEntry> stackIterator = mRCStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
RemoteControlStackEntry rcse = (RemoteControlStackEntry)stackIterator.next();
|
|
if(rcse.mReceiverComponent.equals(newReceiver)) {
|
|
stackIterator.remove();
|
|
break;
|
|
}
|
|
}
|
|
mRCStack.push(new RemoteControlStackEntry(newReceiver));
|
|
|
|
// post message to persist the default media button receiver
|
|
mAudioHandler.sendMessage( mAudioHandler.obtainMessage(
|
|
MSG_PERSIST_MEDIABUTTONRECEIVER, 0, 0, newReceiver/*obj*/) );
|
|
}
|
|
|
|
/**
|
|
* Helper function:
|
|
* Remove the remote control receiver from the RC focus stack
|
|
*/
|
|
private void removeMediaButtonReceiver(ComponentName newReceiver) {
|
|
Iterator<RemoteControlStackEntry> stackIterator = mRCStack.iterator();
|
|
while(stackIterator.hasNext()) {
|
|
RemoteControlStackEntry rcse = (RemoteControlStackEntry)stackIterator.next();
|
|
if(rcse.mReceiverComponent.equals(newReceiver)) {
|
|
stackIterator.remove();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/** see AudioManager.registerMediaButtonEventReceiver(ComponentName eventReceiver) */
|
|
public void registerMediaButtonEventReceiver(ComponentName eventReceiver) {
|
|
Log.i(TAG, " Remote Control registerMediaButtonEventReceiver() for " + eventReceiver);
|
|
|
|
synchronized(mRCStack) {
|
|
pushMediaButtonReceiver(eventReceiver);
|
|
}
|
|
}
|
|
|
|
/** see AudioManager.unregisterMediaButtonEventReceiver(ComponentName eventReceiver) */
|
|
public void unregisterMediaButtonEventReceiver(ComponentName eventReceiver) {
|
|
Log.i(TAG, " Remote Control unregisterMediaButtonEventReceiver() for " + eventReceiver);
|
|
|
|
synchronized(mRCStack) {
|
|
removeMediaButtonReceiver(eventReceiver);
|
|
}
|
|
}
|
|
|
|
|
|
@Override
|
|
protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
|
|
// TODO probably a lot more to do here than just the audio focus and remote control stacks
|
|
dumpFocusStack(pw);
|
|
dumpRCStack(pw);
|
|
}
|
|
|
|
|
|
}
|