1/* 2 * Copyright (C) 2007 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.media; 18 19import android.app.PendingIntent; 20import android.bluetooth.BluetoothDevice; 21import android.content.ComponentName; 22import android.media.AudioRoutesInfo; 23import android.media.IAudioFocusDispatcher; 24import android.media.IAudioRoutesObserver; 25import android.media.IRemoteControlClient; 26import android.media.IRemoteControlDisplay; 27import android.media.IRemoteVolumeObserver; 28import android.media.IRingtonePlayer; 29import android.media.Rating; 30import android.net.Uri; 31import android.view.KeyEvent; 32 33/** 34 * {@hide} 35 */ 36interface IAudioService { 37 38 void adjustVolume(int direction, int flags, String callingPackage); 39 40 boolean isLocalOrRemoteMusicActive(); 41 42 oneway void adjustLocalOrRemoteStreamVolume(int streamType, int direction, 43 String callingPackage); 44 45 void adjustSuggestedStreamVolume(int direction, int suggestedStreamType, int flags, 46 String callingPackage); 47 48 void adjustStreamVolume(int streamType, int direction, int flags, String callingPackage); 49 50 void adjustMasterVolume(int direction, int flags, String callingPackage); 51 52 void setStreamVolume(int streamType, int index, int flags, String callingPackage); 53 54 oneway void setRemoteStreamVolume(int index); 55 56 void setMasterVolume(int index, int flags, String callingPackage); 57 58 void setStreamSolo(int streamType, boolean state, IBinder cb); 59 60 void setStreamMute(int streamType, boolean state, IBinder cb); 61 62 boolean isStreamMute(int streamType); 63 64 void setMasterMute(boolean state, int flags, IBinder cb); 65 66 boolean isMasterMute(); 67 68 int getStreamVolume(int streamType); 69 70 int getMasterVolume(); 71 72 int getStreamMaxVolume(int streamType); 73 74 int getMasterMaxVolume(); 75 76 int getLastAudibleStreamVolume(int streamType); 77 78 int getLastAudibleMasterVolume(); 79 80 void setRingerMode(int ringerMode); 81 82 int getRingerMode(); 83 84 void setVibrateSetting(int vibrateType, int vibrateSetting); 85 86 int getVibrateSetting(int vibrateType); 87 88 boolean shouldVibrate(int vibrateType); 89 90 void setMode(int mode, IBinder cb); 91 92 int getMode(); 93 94 oneway void playSoundEffect(int effectType); 95 96 oneway void playSoundEffectVolume(int effectType, float volume); 97 98 boolean loadSoundEffects(); 99 100 oneway void unloadSoundEffects(); 101 102 oneway void reloadAudioSettings(); 103 104 oneway void avrcpSupportsAbsoluteVolume(String address, boolean support); 105 106 void setSpeakerphoneOn(boolean on); 107 108 boolean isSpeakerphoneOn(); 109 110 void setBluetoothScoOn(boolean on); 111 112 boolean isBluetoothScoOn(); 113 114 void setBluetoothA2dpOn(boolean on); 115 116 boolean isBluetoothA2dpOn(); 117 118 int requestAudioFocus(int mainStreamType, int durationHint, IBinder cb, 119 IAudioFocusDispatcher fd, String clientId, String callingPackageName); 120 121 int abandonAudioFocus(IAudioFocusDispatcher fd, String clientId); 122 123 void unregisterAudioFocusClient(String clientId); 124 125 int getCurrentAudioFocus(); 126 127 oneway void dispatchMediaKeyEvent(in KeyEvent keyEvent); 128 void dispatchMediaKeyEventUnderWakelock(in KeyEvent keyEvent); 129 130 void registerMediaButtonIntent(in PendingIntent pi, in ComponentName c, IBinder token); 131 oneway void unregisterMediaButtonIntent(in PendingIntent pi); 132 133 oneway void registerMediaButtonEventReceiverForCalls(in ComponentName c); 134 oneway void unregisterMediaButtonEventReceiverForCalls(); 135 136 /** 137 * Register an IRemoteControlDisplay. 138 * Success of registration is subject to a check on 139 * the android.Manifest.permission.MEDIA_CONTENT_CONTROL permission. 140 * Notify all IRemoteControlClient of the new display and cause the RemoteControlClient 141 * at the top of the stack to update the new display with its information. 142 * @param rcd the IRemoteControlDisplay to register. No effect if null. 143 * @param w the maximum width of the expected bitmap. Negative or zero values indicate this 144 * display doesn't need to receive artwork. 145 * @param h the maximum height of the expected bitmap. Negative or zero values indicate this 146 * display doesn't need to receive artwork. 147 */ 148 boolean registerRemoteControlDisplay(in IRemoteControlDisplay rcd, int w, int h); 149 150 /** 151 * Like registerRemoteControlDisplay, but with success being subject to a check on 152 * the android.Manifest.permission.MEDIA_CONTENT_CONTROL permission, and if it fails, 153 * success is subject to listenerComp being one of the ENABLED_NOTIFICATION_LISTENERS 154 * components. 155 */ 156 boolean registerRemoteController(in IRemoteControlDisplay rcd, int w, int h, 157 in ComponentName listenerComp); 158 159 /** 160 * Unregister an IRemoteControlDisplay. 161 * No effect if the IRemoteControlDisplay hasn't been successfully registered. 162 * @param rcd the IRemoteControlDisplay to unregister. No effect if null. 163 */ 164 oneway void unregisterRemoteControlDisplay(in IRemoteControlDisplay rcd); 165 /** 166 * Update the size of the artwork used by an IRemoteControlDisplay. 167 * @param rcd the IRemoteControlDisplay with the new artwork size requirement 168 * @param w the maximum width of the expected bitmap. Negative or zero values indicate this 169 * display doesn't need to receive artwork. 170 * @param h the maximum height of the expected bitmap. Negative or zero values indicate this 171 * display doesn't need to receive artwork. 172 */ 173 oneway void remoteControlDisplayUsesBitmapSize(in IRemoteControlDisplay rcd, int w, int h); 174 /** 175 * Controls whether a remote control display needs periodic checks of the RemoteControlClient 176 * playback position to verify that the estimated position has not drifted from the actual 177 * position. By default the check is not performed. 178 * The IRemoteControlDisplay must have been previously registered for this to have any effect. 179 * @param rcd the IRemoteControlDisplay for which the anti-drift mechanism will be enabled 180 * or disabled. Not null. 181 * @param wantsSync if true, RemoteControlClient instances which expose their playback position 182 * to the framework will regularly compare the estimated playback position with the actual 183 * position, and will update the IRemoteControlDisplay implementation whenever a drift is 184 * detected. 185 */ 186 oneway void remoteControlDisplayWantsPlaybackPositionSync(in IRemoteControlDisplay rcd, 187 boolean wantsSync); 188 /** 189 * Request the user of a RemoteControlClient to seek to the given playback position. 190 * @param generationId the RemoteControlClient generation counter for which this request is 191 * issued. Requests for an older generation than current one will be ignored. 192 * @param timeMs the time in ms to seek to, must be positive. 193 */ 194 void setRemoteControlClientPlaybackPosition(int generationId, long timeMs); 195 /** 196 * Notify the user of a RemoteControlClient that it should update its metadata with the 197 * new value for the given key. 198 * @param generationId the RemoteControlClient generation counter for which this request is 199 * issued. Requests for an older generation than current one will be ignored. 200 * @param key the metadata key for which a new value exists 201 * @param value the new metadata value 202 */ 203 void updateRemoteControlClientMetadata(int generationId, int key, in Rating value); 204 205 /** 206 * Do not use directly, use instead 207 * {@link android.media.AudioManager#registerRemoteControlClient(RemoteControlClient)} 208 */ 209 int registerRemoteControlClient(in PendingIntent mediaIntent, 210 in IRemoteControlClient rcClient, in String callingPackageName); 211 /** 212 * Do not use directly, use instead 213 * {@link android.media.AudioManager#unregisterRemoteControlClient(RemoteControlClient)} 214 */ 215 oneway void unregisterRemoteControlClient(in PendingIntent mediaIntent, 216 in IRemoteControlClient rcClient); 217 218 oneway void setPlaybackInfoForRcc(int rccId, int what, int value); 219 void setPlaybackStateForRcc(int rccId, int state, long timeMs, float speed); 220 int getRemoteStreamMaxVolume(); 221 int getRemoteStreamVolume(); 222 oneway void registerRemoteVolumeObserverForRcc(int rccId, in IRemoteVolumeObserver rvo); 223 224 void startBluetoothSco(IBinder cb, int targetSdkVersion); 225 void stopBluetoothSco(IBinder cb); 226 227 void forceVolumeControlStream(int streamType, IBinder cb); 228 229 void setRingtonePlayer(IRingtonePlayer player); 230 IRingtonePlayer getRingtonePlayer(); 231 int getMasterStreamType(); 232 233 void setWiredDeviceConnectionState(int device, int state, String name); 234 int setBluetoothA2dpDeviceConnectionState(in BluetoothDevice device, int state); 235 236 AudioRoutesInfo startWatchingRoutes(in IAudioRoutesObserver observer); 237 238 boolean isCameraSoundForced(); 239} 240