Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | |
| 17 | package com.android.settingslib.bluetooth; |
| 18 | |
| 19 | import android.bluetooth.BluetoothA2dp; |
| 20 | import android.bluetooth.BluetoothAdapter; |
| 21 | import android.bluetooth.BluetoothClass; |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 22 | import android.bluetooth.BluetoothCodecConfig; |
| 23 | import android.bluetooth.BluetoothCodecStatus; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 24 | import android.bluetooth.BluetoothDevice; |
| 25 | import android.bluetooth.BluetoothProfile; |
| 26 | import android.bluetooth.BluetoothUuid; |
| 27 | import android.content.Context; |
| 28 | import android.os.ParcelUuid; |
| 29 | import android.util.Log; |
| 30 | |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 31 | import com.android.internal.annotations.VisibleForTesting; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 32 | import com.android.settingslib.R; |
| 33 | |
| 34 | import java.util.ArrayList; |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 35 | import java.util.Arrays; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 36 | import java.util.List; |
| 37 | |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 38 | public class A2dpProfile implements LocalBluetoothProfile { |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 39 | private static final String TAG = "A2dpProfile"; |
| 40 | private static boolean V = false; |
| 41 | |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 42 | private Context mContext; |
| 43 | |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 44 | private BluetoothA2dp mService; |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 45 | BluetoothA2dpWrapper.Factory mWrapperFactory; |
| 46 | private BluetoothA2dpWrapper mServiceWrapper; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 47 | private boolean mIsProfileReady; |
| 48 | |
| 49 | private final LocalBluetoothAdapter mLocalAdapter; |
| 50 | private final CachedBluetoothDeviceManager mDeviceManager; |
| 51 | |
| 52 | static final ParcelUuid[] SINK_UUIDS = { |
| 53 | BluetoothUuid.AudioSink, |
| 54 | BluetoothUuid.AdvAudioDist, |
| 55 | }; |
| 56 | |
| 57 | static final String NAME = "A2DP"; |
| 58 | private final LocalBluetoothProfileManager mProfileManager; |
| 59 | |
| 60 | // Order of this profile in device profiles list |
| 61 | private static final int ORDINAL = 1; |
| 62 | |
| 63 | // These callbacks run on the main thread. |
| 64 | private final class A2dpServiceListener |
| 65 | implements BluetoothProfile.ServiceListener { |
| 66 | |
| 67 | public void onServiceConnected(int profile, BluetoothProfile proxy) { |
| 68 | if (V) Log.d(TAG,"Bluetooth service connected"); |
| 69 | mService = (BluetoothA2dp) proxy; |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 70 | mServiceWrapper = mWrapperFactory.getInstance(mService); |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 71 | // We just bound to the service, so refresh the UI for any connected A2DP devices. |
| 72 | List<BluetoothDevice> deviceList = mService.getConnectedDevices(); |
| 73 | while (!deviceList.isEmpty()) { |
| 74 | BluetoothDevice nextDevice = deviceList.remove(0); |
| 75 | CachedBluetoothDevice device = mDeviceManager.findDevice(nextDevice); |
| 76 | // we may add a new device here, but generally this should not happen |
| 77 | if (device == null) { |
| 78 | Log.w(TAG, "A2dpProfile found new device: " + nextDevice); |
| 79 | device = mDeviceManager.addDevice(mLocalAdapter, mProfileManager, nextDevice); |
| 80 | } |
| 81 | device.onProfileStateChanged(A2dpProfile.this, BluetoothProfile.STATE_CONNECTED); |
| 82 | device.refresh(); |
| 83 | } |
| 84 | mIsProfileReady=true; |
| 85 | } |
| 86 | |
| 87 | public void onServiceDisconnected(int profile) { |
| 88 | if (V) Log.d(TAG,"Bluetooth service disconnected"); |
| 89 | mIsProfileReady=false; |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | public boolean isProfileReady() { |
| 94 | return mIsProfileReady; |
| 95 | } |
| 96 | |
| 97 | A2dpProfile(Context context, LocalBluetoothAdapter adapter, |
| 98 | CachedBluetoothDeviceManager deviceManager, |
| 99 | LocalBluetoothProfileManager profileManager) { |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 100 | mContext = context; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 101 | mLocalAdapter = adapter; |
| 102 | mDeviceManager = deviceManager; |
| 103 | mProfileManager = profileManager; |
Antony Sargent | d573db5 | 2017-05-17 15:46:51 -0700 | [diff] [blame] | 104 | mWrapperFactory = new BluetoothA2dpWrapperImpl.Factory(); |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 105 | mLocalAdapter.getProfileProxy(context, new A2dpServiceListener(), |
| 106 | BluetoothProfile.A2DP); |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 107 | } |
| 108 | |
| 109 | @VisibleForTesting |
| 110 | void setWrapperFactory(BluetoothA2dpWrapper.Factory factory) { |
| 111 | mWrapperFactory = factory; |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 112 | } |
| 113 | |
| 114 | public boolean isConnectable() { |
| 115 | return true; |
| 116 | } |
| 117 | |
| 118 | public boolean isAutoConnectable() { |
| 119 | return true; |
| 120 | } |
| 121 | |
| 122 | public List<BluetoothDevice> getConnectedDevices() { |
| 123 | if (mService == null) return new ArrayList<BluetoothDevice>(0); |
| 124 | return mService.getDevicesMatchingConnectionStates( |
| 125 | new int[] {BluetoothProfile.STATE_CONNECTED, |
| 126 | BluetoothProfile.STATE_CONNECTING, |
| 127 | BluetoothProfile.STATE_DISCONNECTING}); |
| 128 | } |
| 129 | |
| 130 | public boolean connect(BluetoothDevice device) { |
| 131 | if (mService == null) return false; |
| 132 | List<BluetoothDevice> sinks = getConnectedDevices(); |
| 133 | if (sinks != null) { |
| 134 | for (BluetoothDevice sink : sinks) { |
Pavlin Radoslavov | eb067ba | 2016-11-16 20:51:06 -0800 | [diff] [blame] | 135 | if (sink.equals(device)) { |
| 136 | Log.w(TAG, "Connecting to device " + device + " : disconnect skipped"); |
| 137 | continue; |
| 138 | } |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 139 | mService.disconnect(sink); |
| 140 | } |
| 141 | } |
| 142 | return mService.connect(device); |
| 143 | } |
| 144 | |
| 145 | public boolean disconnect(BluetoothDevice device) { |
| 146 | if (mService == null) return false; |
| 147 | // Downgrade priority as user is disconnecting the headset. |
| 148 | if (mService.getPriority(device) > BluetoothProfile.PRIORITY_ON){ |
| 149 | mService.setPriority(device, BluetoothProfile.PRIORITY_ON); |
| 150 | } |
| 151 | return mService.disconnect(device); |
| 152 | } |
| 153 | |
| 154 | public int getConnectionStatus(BluetoothDevice device) { |
| 155 | if (mService == null) { |
| 156 | return BluetoothProfile.STATE_DISCONNECTED; |
| 157 | } |
| 158 | return mService.getConnectionState(device); |
| 159 | } |
| 160 | |
| 161 | public boolean isPreferred(BluetoothDevice device) { |
| 162 | if (mService == null) return false; |
| 163 | return mService.getPriority(device) > BluetoothProfile.PRIORITY_OFF; |
| 164 | } |
| 165 | |
| 166 | public int getPreferred(BluetoothDevice device) { |
| 167 | if (mService == null) return BluetoothProfile.PRIORITY_OFF; |
| 168 | return mService.getPriority(device); |
| 169 | } |
| 170 | |
| 171 | public void setPreferred(BluetoothDevice device, boolean preferred) { |
| 172 | if (mService == null) return; |
| 173 | if (preferred) { |
| 174 | if (mService.getPriority(device) < BluetoothProfile.PRIORITY_ON) { |
| 175 | mService.setPriority(device, BluetoothProfile.PRIORITY_ON); |
| 176 | } |
| 177 | } else { |
| 178 | mService.setPriority(device, BluetoothProfile.PRIORITY_OFF); |
| 179 | } |
| 180 | } |
| 181 | boolean isA2dpPlaying() { |
| 182 | if (mService == null) return false; |
| 183 | List<BluetoothDevice> sinks = mService.getConnectedDevices(); |
| 184 | if (!sinks.isEmpty()) { |
| 185 | if (mService.isA2dpPlaying(sinks.get(0))) { |
| 186 | return true; |
| 187 | } |
| 188 | } |
| 189 | return false; |
| 190 | } |
| 191 | |
Antony Sargent | 374d259 | 2017-04-20 11:23:34 -0700 | [diff] [blame] | 192 | public boolean supportsHighQualityAudio(BluetoothDevice device) { |
| 193 | int support = mServiceWrapper.supportsOptionalCodecs(device); |
| 194 | return support == BluetoothA2dp.OPTIONAL_CODECS_SUPPORTED; |
| 195 | } |
| 196 | |
| 197 | public boolean isHighQualityAudioEnabled(BluetoothDevice device) { |
| 198 | int enabled = mServiceWrapper.getOptionalCodecsEnabled(device); |
| 199 | if (enabled != BluetoothA2dp.OPTIONAL_CODECS_PREF_UNKNOWN) { |
| 200 | return enabled == BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED; |
| 201 | } else if (getConnectionStatus(device) != BluetoothProfile.STATE_CONNECTED && |
| 202 | supportsHighQualityAudio(device)) { |
| 203 | // Since we don't have a stored preference and the device isn't connected, just return |
| 204 | // true since the default behavior when the device gets connected in the future would be |
| 205 | // to have optional codecs enabled. |
| 206 | return true; |
| 207 | } |
| 208 | BluetoothCodecConfig codecConfig = null; |
| 209 | if (mServiceWrapper.getCodecStatus() != null) { |
| 210 | codecConfig = mServiceWrapper.getCodecStatus().getCodecConfig(); |
| 211 | } |
| 212 | if (codecConfig != null) { |
| 213 | return !codecConfig.isMandatoryCodec(); |
| 214 | } else { |
| 215 | return false; |
| 216 | } |
| 217 | } |
| 218 | |
| 219 | public void setHighQualityAudioEnabled(BluetoothDevice device, boolean enabled) { |
| 220 | int prefValue = enabled |
| 221 | ? BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED |
| 222 | : BluetoothA2dp.OPTIONAL_CODECS_PREF_DISABLED; |
| 223 | mServiceWrapper.setOptionalCodecsEnabled(device, prefValue); |
| 224 | if (getConnectionStatus(device) != BluetoothProfile.STATE_CONNECTED) { |
| 225 | return; |
| 226 | } |
| 227 | if (enabled) { |
| 228 | mService.enableOptionalCodecs(); |
| 229 | } else { |
| 230 | mService.disableOptionalCodecs(); |
| 231 | } |
| 232 | } |
| 233 | |
| 234 | public String getHighQualityAudioOptionLabel(BluetoothDevice device) { |
| 235 | int unknownCodecId = R.string.bluetooth_profile_a2dp_high_quality_unknown_codec; |
| 236 | if (!supportsHighQualityAudio(device) || |
| 237 | getConnectionStatus(device) != BluetoothProfile.STATE_CONNECTED) { |
| 238 | return mContext.getString(unknownCodecId); |
| 239 | } |
| 240 | // We want to get the highest priority codec, since that's the one that will be used with |
| 241 | // this device, and see if it is high-quality (ie non-mandatory). |
| 242 | BluetoothCodecConfig[] selectable = null; |
| 243 | if (mServiceWrapper.getCodecStatus() != null) { |
| 244 | selectable = mServiceWrapper.getCodecStatus().getCodecsSelectableCapabilities(); |
| 245 | // To get the highest priority, we sort in reverse. |
| 246 | Arrays.sort(selectable, |
| 247 | (a, b) -> { |
| 248 | return b.getCodecPriority() - a.getCodecPriority(); |
| 249 | }); |
| 250 | } |
| 251 | if (selectable == null || selectable.length < 1 || selectable[0].isMandatoryCodec()) { |
| 252 | return mContext.getString(unknownCodecId); |
| 253 | } |
| 254 | return mContext.getString(R.string.bluetooth_profile_a2dp_high_quality, |
| 255 | selectable[0].getCodecName()); |
| 256 | } |
| 257 | |
Jason Monk | 7ce96b9 | 2015-02-02 11:27:58 -0500 | [diff] [blame] | 258 | public String toString() { |
| 259 | return NAME; |
| 260 | } |
| 261 | |
| 262 | public int getOrdinal() { |
| 263 | return ORDINAL; |
| 264 | } |
| 265 | |
| 266 | public int getNameResource(BluetoothDevice device) { |
| 267 | return R.string.bluetooth_profile_a2dp; |
| 268 | } |
| 269 | |
| 270 | public int getSummaryResourceForDevice(BluetoothDevice device) { |
| 271 | int state = getConnectionStatus(device); |
| 272 | switch (state) { |
| 273 | case BluetoothProfile.STATE_DISCONNECTED: |
| 274 | return R.string.bluetooth_a2dp_profile_summary_use_for; |
| 275 | |
| 276 | case BluetoothProfile.STATE_CONNECTED: |
| 277 | return R.string.bluetooth_a2dp_profile_summary_connected; |
| 278 | |
| 279 | default: |
| 280 | return Utils.getConnectionStateSummary(state); |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | public int getDrawableResource(BluetoothClass btClass) { |
| 285 | return R.drawable.ic_bt_headphones_a2dp; |
| 286 | } |
| 287 | |
| 288 | protected void finalize() { |
| 289 | if (V) Log.d(TAG, "finalize()"); |
| 290 | if (mService != null) { |
| 291 | try { |
| 292 | BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.A2DP, |
| 293 | mService); |
| 294 | mService = null; |
| 295 | }catch (Throwable t) { |
| 296 | Log.w(TAG, "Error cleaning up A2DP proxy", t); |
| 297 | } |
| 298 | } |
| 299 | } |
| 300 | } |