Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 1 | /* |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 2 | * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved. |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 3 | * Not a contribution. |
| 4 | * |
| 5 | * Copyright (C) 2009 The Android Open Source Project |
| 6 | * |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | * you may not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
Gao Jie | c2e73aa | 2015-11-12 08:51:22 +0800 | [diff] [blame] | 18 | * |
| 19 | * This file was modified by Dolby Laboratories, Inc. The portions of the |
| 20 | * code that are surrounded by "DOLBY..." are copyrighted and |
| 21 | * licensed separately, as follows: |
| 22 | * |
| 23 | * (C) 2015 Dolby Laboratories, Inc. |
| 24 | * |
| 25 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 26 | * you may not use this file except in compliance with the License. |
| 27 | * You may obtain a copy of the License at |
| 28 | * |
| 29 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 30 | * |
| 31 | * Unless required by applicable law or agreed to in writing, software |
| 32 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 33 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 34 | * See the License for the specific language governing permissions and |
| 35 | * limitations under the License. |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 36 | */ |
| 37 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 38 | #define LOG_TAG "AudioPolicyManagerCustom" |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 39 | //#define LOG_NDEBUG 0 |
| 40 | |
| 41 | //#define VERY_VERBOSE_LOGGING |
| 42 | #ifdef VERY_VERBOSE_LOGGING |
| 43 | #define ALOGVV ALOGV |
| 44 | #else |
| 45 | #define ALOGVV(a...) do { } while(0) |
| 46 | #endif |
| 47 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 48 | #define MIN(a, b) ((a) < (b) ? (a) : (b)) |
| 49 | |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 50 | // A device mask for all audio output devices that are considered "remote" when evaluating |
| 51 | // active output devices in isStreamActiveRemotely() |
| 52 | #define APM_AUDIO_OUT_DEVICE_REMOTE_ALL AUDIO_DEVICE_OUT_REMOTE_SUBMIX |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 53 | // A device mask for all audio input and output devices where matching inputs/outputs on device |
| 54 | // type alone is not enough: the address must match too |
| 55 | #define APM_AUDIO_DEVICE_MATCH_ADDRESS_ALL (AUDIO_DEVICE_IN_REMOTE_SUBMIX | \ |
| 56 | AUDIO_DEVICE_OUT_REMOTE_SUBMIX) |
| 57 | // Following delay should be used if the calculated routing delay from all active |
| 58 | // input streams is higher than this value |
| 59 | #define MAX_VOICE_CALL_START_DELAY_MS 100 |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 60 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 61 | #include <inttypes.h> |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 62 | #include <math.h> |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 63 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 64 | #include <cutils/properties.h> |
| 65 | #include <utils/Log.h> |
| 66 | #include <hardware/audio.h> |
| 67 | #include <hardware/audio_effect.h> |
| 68 | #include <media/AudioParameter.h> |
| 69 | #include <soundtrigger/SoundTrigger.h> |
| 70 | #include "AudioPolicyManager.h" |
| 71 | #include <policy.h> |
Gao Jie | c2e73aa | 2015-11-12 08:51:22 +0800 | [diff] [blame] | 72 | #ifdef DOLBY_ENABLE |
| 73 | #include "DolbyAudioPolicy_impl.h" |
| 74 | #endif // DOLBY_END |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 75 | |
| 76 | namespace android { |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 77 | |
| 78 | // ---------------------------------------------------------------------------- |
| 79 | // AudioPolicyInterface implementation |
| 80 | // ---------------------------------------------------------------------------- |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 81 | extern "C" AudioPolicyInterface* createAudioPolicyManager( |
| 82 | AudioPolicyClientInterface *clientInterface) |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 83 | { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 84 | return new AudioPolicyManagerCustom(clientInterface); |
| 85 | } |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 86 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 87 | extern "C" void destroyAudioPolicyManager(AudioPolicyInterface *interface) |
| 88 | { |
| 89 | delete interface; |
| 90 | } |
| 91 | |
| 92 | status_t AudioPolicyManagerCustom::setDeviceConnectionStateInt(audio_devices_t device, |
| 93 | audio_policy_dev_state_t state, |
| 94 | const char *device_address, |
| 95 | const char *device_name) |
| 96 | { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 97 | ALOGD("setDeviceConnectionStateInt() device: 0x%X, state %d, address %s name %s", |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 98 | device, state, device_address, device_name); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 99 | |
| 100 | // connect/disconnect only 1 device at a time |
| 101 | if (!audio_is_output_device(device) && !audio_is_input_device(device)) return BAD_VALUE; |
| 102 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 103 | sp<DeviceDescriptor> devDesc = |
| 104 | mHwModules.getDeviceDescriptor(device, device_address, device_name); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 105 | |
| 106 | // handle output devices |
| 107 | if (audio_is_output_device(device)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 108 | SortedVector <audio_io_handle_t> outputs; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 109 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 110 | ssize_t index = mAvailableOutputDevices.indexOf(devDesc); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 111 | |
| 112 | // save a copy of the opened output descriptors before any output is opened or closed |
| 113 | // by checkOutputsForDevice(). This will be needed by checkOutputForAllStrategies() |
| 114 | mPreviousOutputs = mOutputs; |
| 115 | switch (state) |
| 116 | { |
| 117 | // handle output device connection |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 118 | case AUDIO_POLICY_DEVICE_STATE_AVAILABLE: { |
| 119 | if (index >= 0) { |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 120 | #ifdef AUDIO_EXTN_HDMI_SPK_ENABLED |
| 121 | if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_AUX_DIGITAL)) { |
| 122 | if (!strncmp(device_address, "hdmi_spkr", 9)) { |
| 123 | mHdmiAudioDisabled = false; |
| 124 | } else { |
| 125 | mHdmiAudioEvent = true; |
| 126 | } |
| 127 | } |
| 128 | #endif |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 129 | ALOGW("setDeviceConnectionState() device already connected: %x", device); |
| 130 | return INVALID_OPERATION; |
| 131 | } |
| 132 | ALOGV("setDeviceConnectionState() connecting device %x", device); |
| 133 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 134 | // register new device as available |
| 135 | index = mAvailableOutputDevices.add(devDesc); |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 136 | #ifdef AUDIO_EXTN_HDMI_SPK_ENABLED |
| 137 | if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_AUX_DIGITAL)) { |
| 138 | if (!strncmp(device_address, "hdmi_spkr", 9)) { |
| 139 | mHdmiAudioDisabled = false; |
| 140 | } else { |
| 141 | mHdmiAudioEvent = true; |
| 142 | } |
| 143 | if (mHdmiAudioDisabled || !mHdmiAudioEvent) { |
| 144 | mAvailableOutputDevices.remove(devDesc); |
| 145 | ALOGW("HDMI sink not connected, do not route audio to HDMI out"); |
| 146 | return INVALID_OPERATION; |
| 147 | } |
| 148 | } |
| 149 | #endif |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 150 | if (index >= 0) { |
| 151 | sp<HwModule> module = mHwModules.getModuleForDevice(device); |
| 152 | if (module == 0) { |
| 153 | ALOGD("setDeviceConnectionState() could not find HW module for device %08x", |
| 154 | device); |
| 155 | mAvailableOutputDevices.remove(devDesc); |
| 156 | return INVALID_OPERATION; |
| 157 | } |
| 158 | mAvailableOutputDevices[index]->attach(module); |
| 159 | } else { |
| 160 | return NO_MEMORY; |
| 161 | } |
| 162 | |
| 163 | if (checkOutputsForDevice(devDesc, state, outputs, devDesc->mAddress) != NO_ERROR) { |
| 164 | mAvailableOutputDevices.remove(devDesc); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 165 | return INVALID_OPERATION; |
| 166 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 167 | // Propagate device availability to Engine |
| 168 | mEngine->setDeviceConnectionState(devDesc, state); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 169 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 170 | // outputs should never be empty here |
| 171 | ALOG_ASSERT(outputs.size() != 0, "setDeviceConnectionState():" |
| 172 | "checkOutputsForDevice() returned no outputs but status OK"); |
| 173 | ALOGV("setDeviceConnectionState() checkOutputsForDevice() returned %zu outputs", |
| 174 | outputs.size()); |
| 175 | |
| 176 | // Send connect to HALs |
| 177 | AudioParameter param = AudioParameter(devDesc->mAddress); |
| 178 | param.addInt(String8(AUDIO_PARAMETER_DEVICE_CONNECT), device); |
| 179 | mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString()); |
| 180 | |
| 181 | } break; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 182 | // handle output device disconnection |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 183 | case AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE: { |
| 184 | if (index < 0) { |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 185 | #ifdef AUDIO_EXTN_HDMI_SPK_ENABLED |
| 186 | if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_AUX_DIGITAL)) { |
| 187 | if (!strncmp(device_address, "hdmi_spkr", 9)) { |
| 188 | mHdmiAudioDisabled = true; |
| 189 | } else { |
| 190 | mHdmiAudioEvent = false; |
| 191 | } |
| 192 | } |
| 193 | #endif |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 194 | ALOGW("setDeviceConnectionState() device not connected: %x", device); |
| 195 | return INVALID_OPERATION; |
| 196 | } |
| 197 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 198 | ALOGV("setDeviceConnectionState() disconnecting output device %x", device); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 199 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 200 | // Send Disconnect to HALs |
| 201 | AudioParameter param = AudioParameter(devDesc->mAddress); |
| 202 | param.addInt(String8(AUDIO_PARAMETER_DEVICE_DISCONNECT), device); |
| 203 | mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString()); |
| 204 | |
| 205 | // remove device from available output devices |
| 206 | mAvailableOutputDevices.remove(devDesc); |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 207 | #ifdef AUDIO_EXTN_HDMI_SPK_ENABLED |
| 208 | if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_AUX_DIGITAL)) { |
| 209 | if (!strncmp(device_address, "hdmi_spkr", 9)) { |
| 210 | mHdmiAudioDisabled = true; |
| 211 | } else { |
| 212 | mHdmiAudioEvent = false; |
| 213 | } |
| 214 | } |
| 215 | #endif |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 216 | checkOutputsForDevice(devDesc, state, outputs, devDesc->mAddress); |
| 217 | |
| 218 | // Propagate device availability to Engine |
| 219 | mEngine->setDeviceConnectionState(devDesc, state); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 220 | } break; |
| 221 | |
| 222 | default: |
| 223 | ALOGE("setDeviceConnectionState() invalid state: %x", state); |
| 224 | return BAD_VALUE; |
| 225 | } |
| 226 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 227 | // checkA2dpSuspend must run before checkOutputForAllStrategies so that A2DP |
| 228 | // output is suspended before any tracks are moved to it |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 229 | checkA2dpSuspend(); |
| 230 | checkOutputForAllStrategies(); |
| 231 | // outputs must be closed after checkOutputForAllStrategies() is executed |
| 232 | if (!outputs.isEmpty()) { |
| 233 | for (size_t i = 0; i < outputs.size(); i++) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 234 | sp<SwAudioOutputDescriptor> desc = mOutputs.valueFor(outputs[i]); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 235 | // close unused outputs after device disconnection or direct outputs that have been |
| 236 | // opened by checkOutputsForDevice() to query dynamic parameters |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 237 | if ((state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) || |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 238 | (((desc->mFlags & AUDIO_OUTPUT_FLAG_DIRECT) != 0) && |
| 239 | (desc->mDirectOpenCount == 0))) { |
| 240 | closeOutput(outputs[i]); |
| 241 | } |
| 242 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 243 | // check again after closing A2DP output to reset mA2dpSuspended if needed |
| 244 | checkA2dpSuspend(); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | updateDevicesAndOutputs(); |
Gao Jie | c2e73aa | 2015-11-12 08:51:22 +0800 | [diff] [blame] | 248 | #ifdef DOLBY_ENABLE |
| 249 | // Before closing the opened outputs, update endpoint property with device capabilities |
| 250 | audio_devices_t audioOutputDevice = getDeviceForStrategy(getStrategy(AUDIO_STREAM_MUSIC), true); |
| 251 | mDolbyAudioPolicy.setEndpointSystemProperty(audioOutputDevice, mHwModules); |
| 252 | #endif // DOLBY_END |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 253 | if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL && hasPrimaryOutput()) { |
| 254 | audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); |
| 255 | updateCallRouting(newDevice); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 256 | } |
Ramjee Singh | 5300daa | 2015-11-18 13:31:47 +0530 | [diff] [blame] | 257 | |
| 258 | #ifdef FM_POWER_OPT |
| 259 | // handle FM device connection state to trigger FM AFE loopback |
| 260 | if(device == AUDIO_DEVICE_OUT_FM && hasPrimaryOutput()) { |
| 261 | audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); |
| 262 | if (state == AUDIO_POLICY_DEVICE_STATE_AVAILABLE) { |
| 263 | mPrimaryOutput->changeRefCount(AUDIO_STREAM_MUSIC, 1); |
| 264 | newDevice = (audio_devices_t)getNewOutputDevice(mPrimaryOutput, false /*fromCache*/) | AUDIO_DEVICE_OUT_FM; |
| 265 | } else { |
| 266 | mPrimaryOutput->changeRefCount(AUDIO_STREAM_MUSIC, -1); |
| 267 | } |
| 268 | AudioParameter param = AudioParameter(); |
| 269 | param.addInt(String8("handle_fm"), (int)newDevice); |
| 270 | mpClientInterface->setParameters(mPrimaryOutput->mIoHandle, param.toString()); |
| 271 | } |
| 272 | #endif /* FM_POWER_OPT end */ |
| 273 | |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 274 | for (size_t i = 0; i < mOutputs.size(); i++) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 275 | sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 276 | if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || (desc != mPrimaryOutput)) { |
| 277 | audio_devices_t newDevice = getNewOutputDevice(desc, true /*fromCache*/); |
| 278 | // do not force device change on duplicated output because if device is 0, it will |
| 279 | // also force a device 0 for the two outputs it is duplicated to which may override |
| 280 | // a valid device selection on those outputs. |
| 281 | bool force = !desc->isDuplicated() |
| 282 | && (!device_distinguishes_on_address(device) |
| 283 | // always force when disconnecting (a non-duplicated device) |
| 284 | || (state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE)); |
| 285 | setOutputDevice(desc, newDevice, force, 0); |
Satya Krishna Pindiproli | 5cf8c1a | 2014-05-08 12:22:16 +0530 | [diff] [blame] | 286 | } |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 287 | } |
| 288 | |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 289 | if (state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) { |
| 290 | cleanUpForDevice(devDesc); |
| 291 | } |
| 292 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 293 | mpClientInterface->onAudioPortListUpdate(); |
| 294 | return NO_ERROR; |
| 295 | } // end if is output device |
| 296 | |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 297 | // handle input devices |
| 298 | if (audio_is_input_device(device)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 299 | SortedVector <audio_io_handle_t> inputs; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 300 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 301 | ssize_t index = mAvailableInputDevices.indexOf(devDesc); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 302 | switch (state) |
| 303 | { |
| 304 | // handle input device connection |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 305 | case AUDIO_POLICY_DEVICE_STATE_AVAILABLE: { |
| 306 | if (index >= 0) { |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 307 | ALOGW("setDeviceConnectionState() device already connected: %d", device); |
| 308 | return INVALID_OPERATION; |
| 309 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 310 | sp<HwModule> module = mHwModules.getModuleForDevice(device); |
| 311 | if (module == NULL) { |
| 312 | ALOGW("setDeviceConnectionState(): could not find HW module for device %08x", |
| 313 | device); |
| 314 | return INVALID_OPERATION; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 315 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 316 | if (checkInputsForDevice(devDesc, state, inputs, devDesc->mAddress) != NO_ERROR) { |
| 317 | return INVALID_OPERATION; |
| 318 | } |
| 319 | |
| 320 | index = mAvailableInputDevices.add(devDesc); |
| 321 | if (index >= 0) { |
| 322 | mAvailableInputDevices[index]->attach(module); |
| 323 | } else { |
| 324 | return NO_MEMORY; |
| 325 | } |
| 326 | |
| 327 | // Set connect to HALs |
| 328 | AudioParameter param = AudioParameter(devDesc->mAddress); |
| 329 | param.addInt(String8(AUDIO_PARAMETER_DEVICE_CONNECT), device); |
| 330 | mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString()); |
| 331 | |
| 332 | // Propagate device availability to Engine |
| 333 | mEngine->setDeviceConnectionState(devDesc, state); |
| 334 | } break; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 335 | |
| 336 | // handle input device disconnection |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 337 | case AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE: { |
| 338 | if (index < 0) { |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 339 | ALOGW("setDeviceConnectionState() device not connected: %d", device); |
| 340 | return INVALID_OPERATION; |
| 341 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 342 | |
| 343 | ALOGV("setDeviceConnectionState() disconnecting input device %x", device); |
| 344 | |
| 345 | // Set Disconnect to HALs |
| 346 | AudioParameter param = AudioParameter(devDesc->mAddress); |
| 347 | param.addInt(String8(AUDIO_PARAMETER_DEVICE_DISCONNECT), device); |
| 348 | mpClientInterface->setParameters(AUDIO_IO_HANDLE_NONE, param.toString()); |
| 349 | |
| 350 | checkInputsForDevice(devDesc, state, inputs, devDesc->mAddress); |
| 351 | mAvailableInputDevices.remove(devDesc); |
| 352 | |
| 353 | // Propagate device availability to Engine |
| 354 | mEngine->setDeviceConnectionState(devDesc, state); |
| 355 | } break; |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 356 | |
| 357 | default: |
| 358 | ALOGE("setDeviceConnectionState() invalid state: %x", state); |
| 359 | return BAD_VALUE; |
| 360 | } |
| 361 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 362 | closeAllInputs(); |
| 363 | |
| 364 | if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL && hasPrimaryOutput()) { |
| 365 | audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); |
| 366 | updateCallRouting(newDevice); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 367 | } |
| 368 | |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 369 | if (state == AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) { |
| 370 | cleanUpForDevice(devDesc); |
| 371 | } |
| 372 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 373 | mpClientInterface->onAudioPortListUpdate(); |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 374 | return NO_ERROR; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 375 | } // end if is input device |
Ravi Kumar Alamanda | 88d28cb | 2013-10-15 16:59:57 -0700 | [diff] [blame] | 376 | |
| 377 | ALOGW("setDeviceConnectionState() invalid device: %x", device); |
| 378 | return BAD_VALUE; |
| 379 | } |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 380 | // This function checks for the parameters which can be offloaded. |
| 381 | // This can be enhanced depending on the capability of the DSP and policy |
| 382 | // of the system. |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 383 | bool AudioPolicyManagerCustom::isOffloadSupported(const audio_offload_info_t& offloadInfo) |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 384 | { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 385 | ALOGV("isOffloadSupported: SR=%u, CM=0x%x, Format=0x%x, StreamType=%d," |
| 386 | " BitRate=%u, duration=%" PRId64 " us, has_video=%d", |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 387 | offloadInfo.sample_rate, offloadInfo.channel_mask, |
| 388 | offloadInfo.format, |
| 389 | offloadInfo.stream_type, offloadInfo.bit_rate, offloadInfo.duration_us, |
| 390 | offloadInfo.has_video); |
| 391 | |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 392 | if (mMasterMono) { |
| 393 | return false; // no offloading if mono is set. |
| 394 | } |
| 395 | |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 396 | // Check if stream type is music, then only allow offload as of now. |
| 397 | if (offloadInfo.stream_type != AUDIO_STREAM_MUSIC) |
| 398 | { |
| 399 | ALOGV("isOffloadSupported: stream_type != MUSIC, returning false"); |
| 400 | return false; |
| 401 | } |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 402 | |
Alexy Joseph | b970dcb | 2015-10-16 15:57:53 -0700 | [diff] [blame] | 403 | // Check if offload has been disabled |
| 404 | bool offloadDisabled = property_get_bool("audio.offload.disable", false); |
| 405 | if (offloadDisabled) { |
| 406 | ALOGI("offload disabled by audio.offload.disable=%d", offloadDisabled); |
| 407 | return false; |
| 408 | } |
| 409 | |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 410 | char propValue[PROPERTY_VALUE_MAX]; |
| 411 | bool pcmOffload = false; |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 412 | if ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_PCM_OFFLOAD) { |
| 413 | bool prop_enabled = false; |
| 414 | if ((AUDIO_FORMAT_PCM_16_BIT_OFFLOAD == offloadInfo.format) && |
| 415 | property_get("audio.offload.pcm.16bit.enable", propValue, NULL)) { |
| 416 | prop_enabled = atoi(propValue) || !strncmp("true", propValue, 4); |
| 417 | } |
| 418 | |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 419 | if ((AUDIO_FORMAT_PCM_24_BIT_OFFLOAD == offloadInfo.format) && |
| 420 | property_get("audio.offload.pcm.24bit.enable", propValue, NULL)) { |
| 421 | prop_enabled = atoi(propValue) || !strncmp("true", propValue, 4); |
| 422 | } |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 423 | |
| 424 | if (prop_enabled) { |
| 425 | ALOGI("PCM offload property is enabled"); |
| 426 | pcmOffload = true; |
| 427 | } |
| 428 | |
| 429 | if (!pcmOffload) { |
| 430 | ALOGD("system property not enabled for PCM offload format[%x]",offloadInfo.format); |
| 431 | return false; |
| 432 | } |
| 433 | } |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 434 | if (!pcmOffload) { |
Alexy Joseph | b970dcb | 2015-10-16 15:57:53 -0700 | [diff] [blame] | 435 | |
| 436 | bool compressedOffloadDisabled = property_get_bool("audio.offload.compress.disable", false); |
| 437 | if (compressedOffloadDisabled) { |
| 438 | ALOGI("compressed offload disabled by audio.offload.compress.disable=%d", compressedOffloadDisabled); |
| 439 | return false; |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 440 | } |
Alexy Joseph | b970dcb | 2015-10-16 15:57:53 -0700 | [diff] [blame] | 441 | |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 442 | //check if it's multi-channel AAC (includes sub formats) and FLAC format |
| 443 | if ((popcount(offloadInfo.channel_mask) > 2) && |
| 444 | (((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_AAC) || |
| 445 | ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_VORBIS))) { |
| 446 | ALOGD("offload disabled for multi-channel AAC,FLAC and VORBIS format"); |
| 447 | return false; |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 448 | } |
Alexy Joseph | 505da3f | 2015-09-10 01:31:51 -0700 | [diff] [blame] | 449 | |
| 450 | //check if it's multi-channel FLAC/ALAC/WMA format with sample rate > 48k |
| 451 | if (popcount(offloadInfo.channel_mask) > 2) { |
| 452 | #ifdef FLAC_OFFLOAD_ENABLED |
| 453 | if (((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_FLAC) && offloadInfo.sample_rate > 48000) { |
| 454 | return false; |
| 455 | } |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 456 | #endif |
Alexy Joseph | 505da3f | 2015-09-10 01:31:51 -0700 | [diff] [blame] | 457 | #ifdef WMA_OFFLOAD_ENABLED |
| 458 | if ((((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_WMA) && offloadInfo.sample_rate > 48000) || |
| 459 | (((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_WMA_PRO) && offloadInfo.sample_rate > 48000)) { |
| 460 | return false; |
| 461 | } |
| 462 | #endif |
| 463 | } |
| 464 | |
Preetam Singh Ranawat | fdba813 | 2015-07-21 19:30:09 +0530 | [diff] [blame] | 465 | //TODO: enable audio offloading with video when ready |
| 466 | const bool allowOffloadWithVideo = |
| 467 | property_get_bool("audio.offload.video", false /* default_value */); |
| 468 | if (offloadInfo.has_video && !allowOffloadWithVideo) { |
| 469 | ALOGV("isOffloadSupported: has_video == true, returning false"); |
| 470 | return false; |
| 471 | } |
Manish Dewangan | 66e27c9 | 2015-10-13 14:04:36 +0530 | [diff] [blame] | 472 | |
| 473 | const bool allowOffloadStreamingWithVideo = property_get_bool("av.streaming.offload.enable", |
| 474 | false /*default value*/); |
| 475 | if(offloadInfo.has_video && offloadInfo.is_streaming && !allowOffloadStreamingWithVideo) { |
Keith Mok | 17067a9 | 2016-05-10 12:59:09 -0700 | [diff] [blame] | 476 | ALOGW("offload disabled by av.streaming.offload.enable = %d", |
| 477 | allowOffloadStreamingWithVideo); |
Manish Dewangan | 66e27c9 | 2015-10-13 14:04:36 +0530 | [diff] [blame] | 478 | return false; |
| 479 | } |
| 480 | |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 481 | } |
| 482 | |
| 483 | //If duration is less than minimum value defined in property, return false |
| 484 | if (property_get("audio.offload.min.duration.secs", propValue, NULL)) { |
| 485 | if (offloadInfo.duration_us < (atoi(propValue) * 1000000 )) { |
| 486 | ALOGV("Offload denied by duration < audio.offload.min.duration.secs(=%s)", propValue); |
| 487 | return false; |
| 488 | } |
| 489 | } else if (offloadInfo.duration_us < OFFLOAD_DEFAULT_MIN_DURATION_SECS * 1000000) { |
| 490 | ALOGV("Offload denied by duration < default min(=%u)", OFFLOAD_DEFAULT_MIN_DURATION_SECS); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 491 | //duration checks only valid for MP3/AAC/ formats, |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 492 | //do not check duration for other audio formats, e.g. dolby AAC/AC3 and amrwb+ formats |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 493 | if ((offloadInfo.format == AUDIO_FORMAT_MP3) || |
| 494 | ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_AAC) || |
Alexy Joseph | 505da3f | 2015-09-10 01:31:51 -0700 | [diff] [blame] | 495 | #ifdef FLAC_OFFLOAD_ENABLED |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 496 | ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_FLAC) || |
Alexy Joseph | 505da3f | 2015-09-10 01:31:51 -0700 | [diff] [blame] | 497 | #endif |
| 498 | #ifdef WMA_OFFLOAD_ENABLED |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 499 | ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_WMA) || |
| 500 | ((offloadInfo.format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_WMA_PRO) || |
Alexy Joseph | 505da3f | 2015-09-10 01:31:51 -0700 | [diff] [blame] | 501 | #endif |
| 502 | pcmOffload) |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 503 | return false; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 504 | |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 505 | } |
| 506 | |
| 507 | // Do not allow offloading if one non offloadable effect is enabled. This prevents from |
| 508 | // creating an offloaded track and tearing it down immediately after start when audioflinger |
| 509 | // detects there is an active non offloadable effect. |
| 510 | // FIXME: We should check the audio session here but we do not have it in this context. |
| 511 | // This may prevent offloading in rare situations where effects are left active by apps |
| 512 | // in the background. |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 513 | if (mEffects.isNonOffloadableEffectEnabled()) { |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 514 | return false; |
| 515 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 516 | // Check for soundcard status |
| 517 | String8 valueStr = mpClientInterface->getParameters((audio_io_handle_t)0, |
| 518 | String8("SND_CARD_STATUS")); |
| 519 | AudioParameter result = AudioParameter(valueStr); |
| 520 | int isonline = 0; |
| 521 | if ((result.getInt(String8("SND_CARD_STATUS"), isonline) == NO_ERROR) |
| 522 | && !isonline) { |
| 523 | ALOGD("copl: soundcard is offline rejecting offload request"); |
| 524 | return false; |
| 525 | } |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 526 | // See if there is a profile to support this. |
| 527 | // AUDIO_DEVICE_NONE |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 528 | sp<IOProfile> profile = getProfileForDirectOutput(AUDIO_DEVICE_NONE /*ignore device */, |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 529 | offloadInfo.sample_rate, |
| 530 | offloadInfo.format, |
| 531 | offloadInfo.channel_mask, |
| 532 | AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 533 | ALOGV("isOffloadSupported() profile %sfound", profile != 0 ? "" : "NOT "); |
| 534 | return (profile != 0); |
ApurupaPattapu | 0c56687 | 2014-01-10 14:46:02 -0800 | [diff] [blame] | 535 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 536 | audio_devices_t AudioPolicyManagerCustom::getNewOutputDevice(const sp<AudioOutputDescriptor>& outputDesc, |
| 537 | bool fromCache) |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 538 | { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 539 | audio_devices_t device = AUDIO_DEVICE_NONE; |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 540 | |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 541 | ssize_t index = mAudioPatches.indexOfKey(outputDesc->getPatchHandle()); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 542 | if (index >= 0) { |
| 543 | sp<AudioPatch> patchDesc = mAudioPatches.valueAt(index); |
| 544 | if (patchDesc->mUid != mUidCached) { |
| 545 | ALOGV("getNewOutputDevice() device %08x forced by patch %d", |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 546 | outputDesc->device(), outputDesc->getPatchHandle()); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 547 | return outputDesc->device(); |
| 548 | } |
| 549 | } |
| 550 | |
| 551 | // check the following by order of priority to request a routing change if necessary: |
| 552 | // 1: the strategy enforced audible is active and enforced on the output: |
| 553 | // use device for strategy enforced audible |
| 554 | // 2: we are in call or the strategy phone is active on the output: |
| 555 | // use device for strategy phone |
| 556 | // 3: the strategy for enforced audible is active but not enforced on the output: |
| 557 | // use the device for strategy enforced audible |
| 558 | // 4: the strategy sonification is active on the output: |
| 559 | // use device for strategy sonification |
| 560 | // 5: the strategy "respectful" sonification is active on the output: |
| 561 | // use device for strategy "respectful" sonification |
| 562 | // 6: the strategy accessibility is active on the output: |
| 563 | // use device for strategy accessibility |
| 564 | // 7: the strategy media is active on the output: |
| 565 | // use device for strategy media |
| 566 | // 8: the strategy DTMF is active on the output: |
| 567 | // use device for strategy DTMF |
| 568 | // 9: the strategy for beacon, a.k.a. "transmitted through speaker" is active on the output: |
| 569 | // use device for strategy t-t-s |
| 570 | if (isStrategyActive(outputDesc, STRATEGY_ENFORCED_AUDIBLE) && |
| 571 | mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED) { |
| 572 | device = getDeviceForStrategy(STRATEGY_ENFORCED_AUDIBLE, fromCache); |
| 573 | } else if (isInCall() || |
| 574 | isStrategyActive(outputDesc, STRATEGY_PHONE)|| |
| 575 | isStrategyActive(mPrimaryOutput, STRATEGY_PHONE)) { |
| 576 | device = getDeviceForStrategy(STRATEGY_PHONE, fromCache); |
| 577 | } else if (isStrategyActive(outputDesc, STRATEGY_ENFORCED_AUDIBLE)) { |
| 578 | device = getDeviceForStrategy(STRATEGY_ENFORCED_AUDIBLE, fromCache); |
| 579 | } else if (isStrategyActive(outputDesc, STRATEGY_SONIFICATION)|| |
| 580 | (isStrategyActive(mPrimaryOutput,STRATEGY_SONIFICATION) |
| 581 | && (!isStrategyActive(mPrimaryOutput,STRATEGY_MEDIA)))) { |
| 582 | device = getDeviceForStrategy(STRATEGY_SONIFICATION, fromCache); |
| 583 | } else if (isStrategyActive(outputDesc, STRATEGY_SONIFICATION_RESPECTFUL)|| |
| 584 | (isStrategyActive(mPrimaryOutput,STRATEGY_SONIFICATION_RESPECTFUL) |
| 585 | && (!isStrategyActive(mPrimaryOutput, STRATEGY_MEDIA)))) { |
| 586 | device = getDeviceForStrategy(STRATEGY_SONIFICATION_RESPECTFUL, fromCache); |
| 587 | } else if (isStrategyActive(outputDesc, STRATEGY_ACCESSIBILITY)) { |
| 588 | device = getDeviceForStrategy(STRATEGY_ACCESSIBILITY, fromCache); |
| 589 | } else if (isStrategyActive(outputDesc, STRATEGY_MEDIA)) { |
| 590 | device = getDeviceForStrategy(STRATEGY_MEDIA, fromCache); |
| 591 | } else if (isStrategyActive(outputDesc, STRATEGY_DTMF)) { |
| 592 | device = getDeviceForStrategy(STRATEGY_DTMF, fromCache); |
| 593 | } else if (isStrategyActive(outputDesc, STRATEGY_TRANSMITTED_THROUGH_SPEAKER)) { |
| 594 | device = getDeviceForStrategy(STRATEGY_TRANSMITTED_THROUGH_SPEAKER, fromCache); |
| 595 | } else if (isStrategyActive(outputDesc, STRATEGY_REROUTING)) { |
| 596 | device = getDeviceForStrategy(STRATEGY_REROUTING, fromCache); |
| 597 | } |
| 598 | |
| 599 | ALOGV("getNewOutputDevice() selected device %x", device); |
| 600 | return device; |
| 601 | } |
| 602 | void AudioPolicyManagerCustom::setPhoneState(audio_mode_t state) |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 603 | { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 604 | ALOGD("setPhoneState() state %d", state); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 605 | // store previous phone state for management of sonification strategy below |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 606 | audio_devices_t newDevice = AUDIO_DEVICE_NONE; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 607 | int oldState = mEngine->getPhoneState(); |
Ravi Kumar Alamanda | 89a8142 | 2013-10-08 23:47:55 -0700 | [diff] [blame] | 608 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 609 | if (mEngine->setPhoneState(state) != NO_ERROR) { |
| 610 | ALOGW("setPhoneState() invalid or same state %d", state); |
| 611 | return; |
| 612 | } |
| 613 | /// Opens: can these line be executed after the switch of volume curves??? |
| 614 | // if leaving call state, handle special case of active streams |
| 615 | // pertaining to sonification strategy see handleIncallSonification() |
Ramjee Singh | f9345b3 | 2015-10-13 18:13:04 +0530 | [diff] [blame] | 616 | if (isStateInCall(oldState)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 617 | ALOGV("setPhoneState() in call state management: new state is %d", state); |
| 618 | for (size_t j = 0; j < mOutputs.size(); j++) { |
| 619 | audio_io_handle_t curOutput = mOutputs.keyAt(j); |
| 620 | for (int stream = 0; stream < AUDIO_STREAM_CNT; stream++) { |
| 621 | if (stream == AUDIO_STREAM_PATCH) { |
| 622 | continue; |
| 623 | } |
| 624 | |
| 625 | handleIncallSonification((audio_stream_type_t)stream, false, true, curOutput); |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | // force reevaluating accessibility routing when call starts |
| 630 | mpClientInterface->invalidateStream(AUDIO_STREAM_ACCESSIBILITY); |
| 631 | } |
| 632 | |
| 633 | /** |
| 634 | * Switching to or from incall state or switching between telephony and VoIP lead to force |
| 635 | * routing command. |
| 636 | */ |
| 637 | bool force = ((is_state_in_call(oldState) != is_state_in_call(state)) |
| 638 | || (is_state_in_call(state) && (state != oldState))); |
| 639 | |
| 640 | // check for device and output changes triggered by new phone state |
| 641 | checkA2dpSuspend(); |
| 642 | checkOutputForAllStrategies(); |
| 643 | updateDevicesAndOutputs(); |
| 644 | |
| 645 | sp<SwAudioOutputDescriptor> hwOutputDesc = mPrimaryOutput; |
| 646 | |
| 647 | int delayMs = 0; |
| 648 | if (isStateInCall(state)) { |
| 649 | nsecs_t sysTime = systemTime(); |
| 650 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 651 | sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 652 | // mute media and sonification strategies and delay device switch by the largest |
| 653 | // latency of any output where either strategy is active. |
| 654 | // This avoid sending the ring tone or music tail into the earpiece or headset. |
| 655 | if ((isStrategyActive(desc, STRATEGY_MEDIA, |
| 656 | SONIFICATION_HEADSET_MUSIC_DELAY, |
| 657 | sysTime) || |
| 658 | isStrategyActive(desc, STRATEGY_SONIFICATION, |
| 659 | SONIFICATION_HEADSET_MUSIC_DELAY, |
| 660 | sysTime)) && |
| 661 | (delayMs < (int)desc->latency()*2)) { |
| 662 | delayMs = desc->latency()*2; |
| 663 | } |
| 664 | setStrategyMute(STRATEGY_MEDIA, true, desc); |
| 665 | setStrategyMute(STRATEGY_MEDIA, false, desc, MUTE_TIME_MS, |
| 666 | getDeviceForStrategy(STRATEGY_MEDIA, true /*fromCache*/)); |
| 667 | setStrategyMute(STRATEGY_SONIFICATION, true, desc); |
| 668 | setStrategyMute(STRATEGY_SONIFICATION, false, desc, MUTE_TIME_MS, |
| 669 | getDeviceForStrategy(STRATEGY_SONIFICATION, true /*fromCache*/)); |
| 670 | } |
| 671 | ALOGV("Setting the delay from %dms to %dms", delayMs, |
| 672 | MIN(delayMs, MAX_VOICE_CALL_START_DELAY_MS)); |
| 673 | delayMs = MIN(delayMs, MAX_VOICE_CALL_START_DELAY_MS); |
| 674 | } |
| 675 | |
| 676 | if (hasPrimaryOutput()) { |
| 677 | // Note that despite the fact that getNewOutputDevice() is called on the primary output, |
| 678 | // the device returned is not necessarily reachable via this output |
| 679 | audio_devices_t rxDevice = getNewOutputDevice(mPrimaryOutput, false /*fromCache*/); |
| 680 | // force routing command to audio hardware when ending call |
| 681 | // even if no device change is needed |
| 682 | if (isStateInCall(oldState) && rxDevice == AUDIO_DEVICE_NONE) { |
| 683 | rxDevice = mPrimaryOutput->device(); |
| 684 | } |
| 685 | |
| 686 | if (state == AUDIO_MODE_IN_CALL) { |
| 687 | updateCallRouting(rxDevice, delayMs); |
| 688 | } else if (oldState == AUDIO_MODE_IN_CALL) { |
| 689 | if (mCallRxPatch != 0) { |
| 690 | mpClientInterface->releaseAudioPatch(mCallRxPatch->mAfPatchHandle, 0); |
| 691 | mCallRxPatch.clear(); |
| 692 | } |
| 693 | if (mCallTxPatch != 0) { |
| 694 | mpClientInterface->releaseAudioPatch(mCallTxPatch->mAfPatchHandle, 0); |
| 695 | mCallTxPatch.clear(); |
| 696 | } |
| 697 | setOutputDevice(mPrimaryOutput, rxDevice, force, 0); |
| 698 | } else { |
| 699 | setOutputDevice(mPrimaryOutput, rxDevice, force, 0); |
| 700 | } |
| 701 | } |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 702 | //update device for all non-primary outputs |
| 703 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 704 | audio_io_handle_t output = mOutputs.keyAt(i); |
| 705 | if (output != mPrimaryOutput->mIoHandle) { |
| 706 | newDevice = getNewOutputDevice(mOutputs.valueFor(output), false /*fromCache*/); |
| 707 | setOutputDevice(mOutputs.valueFor(output), newDevice, (newDevice != AUDIO_DEVICE_NONE)); |
| 708 | } |
| 709 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 710 | // if entering in call state, handle special case of active streams |
| 711 | // pertaining to sonification strategy see handleIncallSonification() |
| 712 | if (isStateInCall(state)) { |
| 713 | ALOGV("setPhoneState() in call state management: new state is %d", state); |
| 714 | for (size_t j = 0; j < mOutputs.size(); j++) { |
| 715 | audio_io_handle_t curOutput = mOutputs.keyAt(j); |
| 716 | for (int stream = 0; stream < AUDIO_STREAM_CNT; stream++) { |
| 717 | if (stream == AUDIO_STREAM_PATCH) { |
| 718 | continue; |
| 719 | } |
| 720 | handleIncallSonification((audio_stream_type_t)stream, true, true, curOutput); |
| 721 | } |
| 722 | } |
| 723 | } |
| 724 | |
| 725 | // Flag that ringtone volume must be limited to music volume until we exit MODE_RINGTONE |
| 726 | if (state == AUDIO_MODE_RINGTONE && |
| 727 | isStreamActive(AUDIO_STREAM_MUSIC, SONIFICATION_HEADSET_MUSIC_DELAY)) { |
| 728 | mLimitRingtoneVolume = true; |
| 729 | } else { |
| 730 | mLimitRingtoneVolume = false; |
| 731 | } |
| 732 | } |
Dhananjay Kumar | 4244103 | 2015-09-16 19:44:33 +0530 | [diff] [blame] | 733 | |
| 734 | void AudioPolicyManagerCustom::setForceUse(audio_policy_force_use_t usage, |
| 735 | audio_policy_forced_cfg_t config) |
| 736 | { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 737 | ALOGD("setForceUse() usage %d, config %d, mPhoneState %d", usage, config, mEngine->getPhoneState()); |
Dhananjay Kumar | 4244103 | 2015-09-16 19:44:33 +0530 | [diff] [blame] | 738 | |
| 739 | if (mEngine->setForceUse(usage, config) != NO_ERROR) { |
| 740 | ALOGW("setForceUse() could not set force cfg %d for usage %d", config, usage); |
| 741 | return; |
| 742 | } |
| 743 | bool forceVolumeReeval = (usage == AUDIO_POLICY_FORCE_FOR_COMMUNICATION) || |
| 744 | (usage == AUDIO_POLICY_FORCE_FOR_DOCK) || |
| 745 | (usage == AUDIO_POLICY_FORCE_FOR_SYSTEM); |
| 746 | |
| 747 | // check for device and output changes triggered by new force usage |
| 748 | checkA2dpSuspend(); |
| 749 | checkOutputForAllStrategies(); |
| 750 | updateDevicesAndOutputs(); |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 751 | |
Dhananjay Kumar | 4244103 | 2015-09-16 19:44:33 +0530 | [diff] [blame] | 752 | if (mEngine->getPhoneState() == AUDIO_MODE_IN_CALL && hasPrimaryOutput()) { |
| 753 | audio_devices_t newDevice = getNewOutputDevice(mPrimaryOutput, true /*fromCache*/); |
| 754 | updateCallRouting(newDevice); |
| 755 | } |
| 756 | // Use reverse loop to make sure any low latency usecases (generally tones) |
| 757 | // are not routed before non LL usecases (generally music). |
| 758 | // We can safely assume that LL output would always have lower index, |
| 759 | // and use this work-around to avoid routing of output with music stream |
| 760 | // from the context of short lived LL output. |
| 761 | // Note: in case output's share backend(HAL sharing is implicit) all outputs |
| 762 | // gets routing update while processing first output itself. |
| 763 | for (size_t i = mOutputs.size(); i > 0; i--) { |
| 764 | sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueAt(i-1); |
| 765 | audio_devices_t newDevice = getNewOutputDevice(outputDesc, true /*fromCache*/); |
| 766 | if ((mEngine->getPhoneState() != AUDIO_MODE_IN_CALL) || outputDesc != mPrimaryOutput) { |
| 767 | setOutputDevice(outputDesc, newDevice, (newDevice != AUDIO_DEVICE_NONE)); |
| 768 | } |
| 769 | if (forceVolumeReeval && (newDevice != AUDIO_DEVICE_NONE)) { |
| 770 | applyStreamVolumes(outputDesc, newDevice, 0, true); |
| 771 | } |
| 772 | } |
| 773 | |
| 774 | audio_io_handle_t activeInput = mInputs.getActiveInput(); |
| 775 | if (activeInput != 0) { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 776 | sp<AudioInputDescriptor> activeDesc = mInputs.valueFor(activeInput); |
| 777 | audio_devices_t newDevice = getNewInputDevice(activeInput); |
| 778 | // Force new input selection if the new device can not be reached via current input |
| 779 | if (activeDesc->mProfile->getSupportedDevices().types() & (newDevice & ~AUDIO_DEVICE_BIT_IN)) { |
| 780 | setInputDevice(activeInput, newDevice); |
| 781 | } else { |
| 782 | closeInput(activeInput); |
| 783 | } |
Dhananjay Kumar | 4244103 | 2015-09-16 19:44:33 +0530 | [diff] [blame] | 784 | } |
| 785 | |
| 786 | } |
| 787 | |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 788 | status_t AudioPolicyManagerCustom::stopSource(sp<AudioOutputDescriptor> outputDesc, |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 789 | audio_stream_type_t stream, |
| 790 | bool forceDeviceUpdate) |
| 791 | { |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 792 | if (stream < 0 || stream >= AUDIO_STREAM_CNT) { |
| 793 | ALOGW("stopSource() invalid stream %d", stream); |
| 794 | return INVALID_OPERATION; |
| 795 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 796 | // always handle stream stop, check which stream type is stopping |
| 797 | handleEventForBeacon(stream == AUDIO_STREAM_TTS ? STOPPING_BEACON : STOPPING_OUTPUT); |
| 798 | |
| 799 | // handle special case for sonification while in call |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 800 | if (isInCall() && (outputDesc->mRefCount[stream] == 1)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 801 | if (outputDesc->isDuplicated()) { |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 802 | handleIncallSonification(stream, false, false, outputDesc->subOutput1()->mIoHandle); |
| 803 | handleIncallSonification(stream, false, false, outputDesc->subOutput2()->mIoHandle); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 804 | } |
| 805 | handleIncallSonification(stream, false, false, outputDesc->mIoHandle); |
| 806 | } |
| 807 | |
| 808 | if (outputDesc->mRefCount[stream] > 0) { |
| 809 | // decrement usage count of this stream on the output |
| 810 | outputDesc->changeRefCount(stream, -1); |
| 811 | |
| 812 | // store time at which the stream was stopped - see isStreamActive() |
| 813 | if (outputDesc->mRefCount[stream] == 0 || forceDeviceUpdate) { |
| 814 | outputDesc->mStopTime[stream] = systemTime(); |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 815 | audio_devices_t prevDevice = outputDesc->device(); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 816 | audio_devices_t newDevice = getNewOutputDevice(outputDesc, false /*fromCache*/); |
| 817 | // delay the device switch by twice the latency because stopOutput() is executed when |
| 818 | // the track stop() command is received and at that time the audio track buffer can |
| 819 | // still contain data that needs to be drained. The latency only covers the audio HAL |
| 820 | // and kernel buffers. Also the latency does not always include additional delay in the |
| 821 | // audio path (audio DSP, CODEC ...) |
| 822 | setOutputDevice(outputDesc, newDevice, false, outputDesc->latency()*2); |
| 823 | |
| 824 | // force restoring the device selection on other active outputs if it differs from the |
| 825 | // one being selected for this output |
| 826 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 827 | audio_io_handle_t curOutput = mOutputs.keyAt(i); |
| 828 | sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 829 | if (desc != outputDesc && |
| 830 | desc->isActive() && |
| 831 | outputDesc->sharesHwModuleWith(desc) && |
| 832 | (newDevice != desc->device())) { |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 833 | audio_devices_t dev = getNewOutputDevice(mOutputs.valueFor(curOutput), false |
| 834 | /*fromCache*/); |
Naresh Tanniru | 7010e5b | 2016-09-14 11:25:37 +0530 | [diff] [blame] | 835 | bool force = desc->device() != dev; |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 836 | uint32_t delayMs; |
| 837 | if (dev == prevDevice) { |
| 838 | delayMs = 0; |
| 839 | } else { |
| 840 | delayMs = outputDesc->latency()*2; |
| 841 | } |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 842 | setOutputDevice(desc, |
| 843 | dev, |
Naresh Tanniru | 7010e5b | 2016-09-14 11:25:37 +0530 | [diff] [blame] | 844 | force, |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 845 | delayMs); |
Eric Laurent | b5f28ec | 2016-09-28 16:59:11 -0700 | [diff] [blame] | 846 | // re-apply device specific volume if not done by setOutputDevice() |
| 847 | if (!force) { |
Luca Stefani | 592a45c | 2016-12-09 13:08:00 +0100 | [diff] [blame] | 848 | applyStreamVolumes(desc, dev, delayMs); |
Eric Laurent | b5f28ec | 2016-09-28 16:59:11 -0700 | [diff] [blame] | 849 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 850 | } |
| 851 | } |
| 852 | // update the outputs if stopping one with a stream that can affect notification routing |
| 853 | handleNotificationRoutingForStream(stream); |
| 854 | } |
| 855 | return NO_ERROR; |
| 856 | } else { |
| 857 | ALOGW("stopOutput() refcount is already 0"); |
| 858 | return INVALID_OPERATION; |
| 859 | } |
| 860 | } |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 861 | status_t AudioPolicyManagerCustom::startSource(sp<AudioOutputDescriptor> outputDesc, |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 862 | audio_stream_type_t stream, |
| 863 | audio_devices_t device, |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 864 | const char *address, |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 865 | uint32_t *delayMs) |
| 866 | { |
| 867 | // cannot start playback of STREAM_TTS if any other output is being used |
| 868 | uint32_t beaconMuteLatency = 0; |
| 869 | |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 870 | if (stream < 0 || stream >= AUDIO_STREAM_CNT) { |
| 871 | ALOGW("startSource() invalid stream %d", stream); |
| 872 | return INVALID_OPERATION; |
| 873 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 874 | |
| 875 | *delayMs = 0; |
| 876 | if (stream == AUDIO_STREAM_TTS) { |
| 877 | ALOGV("\t found BEACON stream"); |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 878 | if (!mTtsOutputAvailable && mOutputs.isAnyOutputActive(AUDIO_STREAM_TTS /*streamToIgnore*/)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 879 | return INVALID_OPERATION; |
| 880 | } else { |
| 881 | beaconMuteLatency = handleEventForBeacon(STARTING_BEACON); |
| 882 | } |
| 883 | } else { |
| 884 | // some playback other than beacon starts |
| 885 | beaconMuteLatency = handleEventForBeacon(STARTING_OUTPUT); |
| 886 | } |
| 887 | |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 888 | // check active before incrementing usage count |
| 889 | bool force = !outputDesc->isActive(); |
| 890 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 891 | // increment usage count for this stream on the requested output: |
| 892 | // NOTE that the usage count is the same for duplicated output and hardware output which is |
| 893 | // necessary for a correct control of hardware output routing by startOutput() and stopOutput() |
| 894 | outputDesc->changeRefCount(stream, 1); |
| 895 | |
| 896 | if (outputDesc->mRefCount[stream] == 1 || device != AUDIO_DEVICE_NONE) { |
| 897 | // starting an output being rerouted? |
| 898 | if (device == AUDIO_DEVICE_NONE) { |
| 899 | device = getNewOutputDevice(outputDesc, false /*fromCache*/); |
| 900 | } |
| 901 | routing_strategy strategy = getStrategy(stream); |
| 902 | bool shouldWait = (strategy == STRATEGY_SONIFICATION) || |
| 903 | (strategy == STRATEGY_SONIFICATION_RESPECTFUL) || |
| 904 | (beaconMuteLatency > 0); |
| 905 | uint32_t waitMs = beaconMuteLatency; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 906 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 907 | sp<AudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 908 | if (desc != outputDesc) { |
| 909 | // force a device change if any other output is managed by the same hw |
| 910 | // module and has a current device selection that differs from selected device. |
| 911 | // In this case, the audio HAL must receive the new device selection so that it can |
| 912 | // change the device currently selected by the other active output. |
| 913 | if (outputDesc->sharesHwModuleWith(desc) && |
| 914 | desc->device() != device) { |
| 915 | force = true; |
| 916 | } |
| 917 | // wait for audio on other active outputs to be presented when starting |
| 918 | // a notification so that audio focus effect can propagate, or that a mute/unmute |
| 919 | // event occurred for beacon |
| 920 | uint32_t latency = desc->latency(); |
| 921 | if (shouldWait && desc->isActive(latency * 2) && (waitMs < latency)) { |
| 922 | waitMs = latency; |
| 923 | } |
| 924 | } |
| 925 | } |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 926 | uint32_t muteWaitMs; |
| 927 | muteWaitMs = setOutputDevice(outputDesc, device, force, 0, NULL, address); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 928 | |
| 929 | // handle special case for sonification while in call |
| 930 | if (isInCall()) { |
| 931 | handleIncallSonification(stream, true, false, outputDesc->mIoHandle); |
| 932 | } |
| 933 | |
| 934 | // apply volume rules for current stream and device if necessary |
| 935 | checkAndSetVolume(stream, |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 936 | mVolumeCurves->getVolumeIndex(stream, device), |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 937 | outputDesc, |
| 938 | device); |
| 939 | |
| 940 | // update the outputs if starting an output with a stream that can affect notification |
| 941 | // routing |
| 942 | handleNotificationRoutingForStream(stream); |
| 943 | |
| 944 | // force reevaluating accessibility routing when ringtone or alarm starts |
| 945 | if (strategy == STRATEGY_SONIFICATION) { |
| 946 | mpClientInterface->invalidateStream(AUDIO_STREAM_ACCESSIBILITY); |
| 947 | } |
| 948 | } |
| 949 | else { |
| 950 | // handle special case for sonification while in call |
| 951 | if (isInCall()) { |
| 952 | handleIncallSonification(stream, true, false, outputDesc->mIoHandle); |
| 953 | } |
| 954 | } |
| 955 | return NO_ERROR; |
| 956 | } |
| 957 | void AudioPolicyManagerCustom::handleIncallSonification(audio_stream_type_t stream, |
| 958 | bool starting, bool stateChange, |
| 959 | audio_io_handle_t output) |
| 960 | { |
| 961 | if(!hasPrimaryOutput()) { |
| 962 | return; |
| 963 | } |
| 964 | // no action needed for AUDIO_STREAM_PATCH stream type, it's for internal flinger tracks |
| 965 | if (stream == AUDIO_STREAM_PATCH) { |
| 966 | return; |
| 967 | } |
| 968 | // if the stream pertains to sonification strategy and we are in call we must |
| 969 | // mute the stream if it is low visibility. If it is high visibility, we must play a tone |
| 970 | // in the device used for phone strategy and play the tone if the selected device does not |
| 971 | // interfere with the device used for phone strategy |
| 972 | // if stateChange is true, we are called from setPhoneState() and we must mute or unmute as |
| 973 | // many times as there are active tracks on the output |
| 974 | const routing_strategy stream_strategy = getStrategy(stream); |
| 975 | if ((stream_strategy == STRATEGY_SONIFICATION) || |
| 976 | ((stream_strategy == STRATEGY_SONIFICATION_RESPECTFUL))) { |
| 977 | sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueFor(output); |
| 978 | ALOGV("handleIncallSonification() stream %d starting %d device %x stateChange %d", |
| 979 | stream, starting, outputDesc->mDevice, stateChange); |
| 980 | if (outputDesc->mRefCount[stream]) { |
| 981 | int muteCount = 1; |
| 982 | if (stateChange) { |
| 983 | muteCount = outputDesc->mRefCount[stream]; |
| 984 | } |
| 985 | if (audio_is_low_visibility(stream)) { |
| 986 | ALOGV("handleIncallSonification() low visibility, muteCount %d", muteCount); |
| 987 | for (int i = 0; i < muteCount; i++) { |
| 988 | setStreamMute(stream, starting, outputDesc); |
| 989 | } |
| 990 | } else { |
| 991 | ALOGV("handleIncallSonification() high visibility"); |
| 992 | if (outputDesc->device() & |
| 993 | getDeviceForStrategy(STRATEGY_PHONE, true /*fromCache*/)) { |
| 994 | ALOGV("handleIncallSonification() high visibility muted, muteCount %d", muteCount); |
| 995 | for (int i = 0; i < muteCount; i++) { |
| 996 | setStreamMute(stream, starting, outputDesc); |
| 997 | } |
| 998 | } |
| 999 | if (starting) { |
| 1000 | mpClientInterface->startTone(AUDIO_POLICY_TONE_IN_CALL_NOTIFICATION, |
| 1001 | AUDIO_STREAM_VOICE_CALL); |
| 1002 | } else { |
| 1003 | mpClientInterface->stopTone(); |
| 1004 | } |
| 1005 | } |
| 1006 | } |
| 1007 | } |
| 1008 | } |
| 1009 | void AudioPolicyManagerCustom::handleNotificationRoutingForStream(audio_stream_type_t stream) { |
| 1010 | switch(stream) { |
| 1011 | case AUDIO_STREAM_MUSIC: |
| 1012 | checkOutputForStrategy(STRATEGY_SONIFICATION_RESPECTFUL); |
| 1013 | updateDevicesAndOutputs(); |
| 1014 | break; |
| 1015 | default: |
| 1016 | break; |
| 1017 | } |
| 1018 | } |
| 1019 | status_t AudioPolicyManagerCustom::checkAndSetVolume(audio_stream_type_t stream, |
| 1020 | int index, |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 1021 | const sp<AudioOutputDescriptor>& outputDesc, |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1022 | audio_devices_t device, |
| 1023 | int delayMs, bool force) |
| 1024 | { |
Dhananjay Kumar | d3bfcb3 | 2015-10-20 17:56:50 +0530 | [diff] [blame] | 1025 | if (stream < 0 || stream >= AUDIO_STREAM_CNT) { |
| 1026 | ALOGW("checkAndSetVolume() invalid stream %d", stream); |
| 1027 | return INVALID_OPERATION; |
| 1028 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1029 | // do not change actual stream volume if the stream is muted |
| 1030 | if (outputDesc->mMuteCount[stream] != 0) { |
| 1031 | ALOGVV("checkAndSetVolume() stream %d muted count %d", |
| 1032 | stream, outputDesc->mMuteCount[stream]); |
| 1033 | return NO_ERROR; |
| 1034 | } |
| 1035 | audio_policy_forced_cfg_t forceUseForComm = |
| 1036 | mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION); |
| 1037 | // do not change in call volume if bluetooth is connected and vice versa |
| 1038 | if ((stream == AUDIO_STREAM_VOICE_CALL && forceUseForComm == AUDIO_POLICY_FORCE_BT_SCO) || |
| 1039 | (stream == AUDIO_STREAM_BLUETOOTH_SCO && forceUseForComm != AUDIO_POLICY_FORCE_BT_SCO)) { |
| 1040 | ALOGV("checkAndSetVolume() cannot set stream %d volume with force use = %d for comm", |
| 1041 | stream, forceUseForComm); |
| 1042 | return INVALID_OPERATION; |
| 1043 | } |
| 1044 | |
| 1045 | if (device == AUDIO_DEVICE_NONE) { |
| 1046 | device = outputDesc->device(); |
| 1047 | } |
| 1048 | |
| 1049 | float volumeDb = computeVolume(stream, index, device); |
| 1050 | if (outputDesc->isFixedVolume(device)) { |
| 1051 | volumeDb = 0.0f; |
| 1052 | } |
| 1053 | |
| 1054 | outputDesc->setVolume(volumeDb, stream, device, delayMs, force); |
| 1055 | |
| 1056 | if (stream == AUDIO_STREAM_VOICE_CALL || |
| 1057 | stream == AUDIO_STREAM_BLUETOOTH_SCO) { |
| 1058 | float voiceVolume; |
| 1059 | // Force voice volume to max for bluetooth SCO as volume is managed by the headset |
| 1060 | if (stream == AUDIO_STREAM_VOICE_CALL) { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1061 | voiceVolume = (float)index/(float)mVolumeCurves->getVolumeIndexMax(stream); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1062 | } else { |
| 1063 | voiceVolume = 1.0; |
| 1064 | } |
| 1065 | |
| 1066 | if (voiceVolume != mLastVoiceVolume && ((outputDesc == mPrimaryOutput) || |
| 1067 | isDirectOutput(outputDesc->mIoHandle) || device & AUDIO_DEVICE_OUT_ALL_USB)) { |
| 1068 | mpClientInterface->setVoiceVolume(voiceVolume, delayMs); |
| 1069 | mLastVoiceVolume = voiceVolume; |
| 1070 | } |
Ramjee Singh | 5300daa | 2015-11-18 13:31:47 +0530 | [diff] [blame] | 1071 | #ifdef FM_POWER_OPT |
| 1072 | } else if (stream == AUDIO_STREAM_MUSIC && hasPrimaryOutput() && |
| 1073 | outputDesc == mPrimaryOutput) { |
| 1074 | AudioParameter param = AudioParameter(); |
| 1075 | param.addFloat(String8("fm_volume"), Volume::DbToAmpl(volumeDb)); |
| 1076 | mpClientInterface->setParameters(mPrimaryOutput->mIoHandle, param.toString(), delayMs); |
| 1077 | #endif /* FM_POWER_OPT end */ |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1078 | } |
| 1079 | |
| 1080 | return NO_ERROR; |
| 1081 | } |
| 1082 | bool AudioPolicyManagerCustom::isDirectOutput(audio_io_handle_t output) { |
| 1083 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 1084 | audio_io_handle_t curOutput = mOutputs.keyAt(i); |
| 1085 | sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 1086 | if ((curOutput == output) && (desc->mFlags & AUDIO_OUTPUT_FLAG_DIRECT)) { |
| 1087 | return true; |
| 1088 | } |
| 1089 | } |
| 1090 | return false; |
| 1091 | } |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1092 | |
| 1093 | status_t AudioPolicyManagerCustom::getOutputForAttr(const audio_attributes_t *attr, |
| 1094 | audio_io_handle_t *output, |
| 1095 | audio_session_t session, |
| 1096 | audio_stream_type_t *stream, |
| 1097 | uid_t uid, |
| 1098 | uint32_t samplingRate, |
| 1099 | audio_format_t format, |
| 1100 | audio_channel_mask_t channelMask, |
| 1101 | audio_output_flags_t flags, |
| 1102 | audio_port_handle_t selectedDeviceId, |
| 1103 | const audio_offload_info_t *offloadInfo) |
| 1104 | { |
| 1105 | audio_offload_info_t tOffloadInfo = AUDIO_INFO_INITIALIZER; |
| 1106 | |
Alexy Joseph | b970dcb | 2015-10-16 15:57:53 -0700 | [diff] [blame] | 1107 | bool offloadDisabled = property_get_bool("audio.offload.disable", false); |
| 1108 | bool pcmOffloadEnabled = false; |
| 1109 | |
| 1110 | if (offloadDisabled) { |
| 1111 | ALOGI("offload disabled by audio.offload.disable=%d", offloadDisabled); |
| 1112 | } |
| 1113 | |
| 1114 | //read track offload property only if the global offload switch is off. |
| 1115 | if (!offloadDisabled) { |
| 1116 | pcmOffloadEnabled = property_get_bool("audio.offload.track.enable", false); |
| 1117 | } |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1118 | |
| 1119 | if (offloadInfo == NULL && pcmOffloadEnabled) { |
| 1120 | tOffloadInfo.sample_rate = samplingRate; |
| 1121 | tOffloadInfo.channel_mask = channelMask; |
| 1122 | tOffloadInfo.format = format; |
| 1123 | tOffloadInfo.stream_type = *stream; |
| 1124 | tOffloadInfo.bit_width = 16; //hard coded for PCM_16 |
| 1125 | if (attr != NULL) { |
| 1126 | ALOGV("found attribute .. setting usage %d ", attr->usage); |
| 1127 | tOffloadInfo.usage = attr->usage; |
| 1128 | } else { |
Alexy Joseph | b970dcb | 2015-10-16 15:57:53 -0700 | [diff] [blame] | 1129 | ALOGI("%s:: attribute is NULL .. no usage set", __func__); |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1130 | } |
| 1131 | offloadInfo = &tOffloadInfo; |
| 1132 | } |
| 1133 | |
| 1134 | return AudioPolicyManager::getOutputForAttr(attr, output, session, stream, |
| 1135 | (uid_t)uid, (uint32_t)samplingRate, |
| 1136 | format, (audio_channel_mask_t)channelMask, |
| 1137 | flags, (audio_port_handle_t)selectedDeviceId, |
| 1138 | offloadInfo); |
| 1139 | } |
| 1140 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1141 | audio_io_handle_t AudioPolicyManagerCustom::getOutputForDevice( |
| 1142 | audio_devices_t device, |
| 1143 | audio_session_t session __unused, |
| 1144 | audio_stream_type_t stream, |
| 1145 | uint32_t samplingRate, |
| 1146 | audio_format_t format, |
| 1147 | audio_channel_mask_t channelMask, |
| 1148 | audio_output_flags_t flags, |
| 1149 | const audio_offload_info_t *offloadInfo) |
| 1150 | { |
| 1151 | audio_io_handle_t output = AUDIO_IO_HANDLE_NONE; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1152 | status_t status; |
| 1153 | |
| 1154 | #ifdef AUDIO_POLICY_TEST |
| 1155 | if (mCurOutput != 0) { |
| 1156 | ALOGV("getOutput() test output mCurOutput %d, samplingRate %d, format %d, channelMask %x, mDirectOutput %d", |
| 1157 | mCurOutput, mTestSamplingRate, mTestFormat, mTestChannels, mDirectOutput); |
| 1158 | |
| 1159 | if (mTestOutputs[mCurOutput] == 0) { |
| 1160 | ALOGV("getOutput() opening test output"); |
| 1161 | sp<AudioOutputDescriptor> outputDesc = new SwAudioOutputDescriptor(NULL, |
| 1162 | mpClientInterface); |
| 1163 | outputDesc->mDevice = mTestDevice; |
| 1164 | outputDesc->mLatency = mTestLatencyMs; |
| 1165 | outputDesc->mFlags = |
| 1166 | (audio_output_flags_t)(mDirectOutput ? AUDIO_OUTPUT_FLAG_DIRECT : 0); |
| 1167 | outputDesc->mRefCount[stream] = 0; |
| 1168 | audio_config_t config = AUDIO_CONFIG_INITIALIZER; |
| 1169 | config.sample_rate = mTestSamplingRate; |
| 1170 | config.channel_mask = mTestChannels; |
| 1171 | config.format = mTestFormat; |
| 1172 | if (offloadInfo != NULL) { |
| 1173 | config.offload_info = *offloadInfo; |
| 1174 | } |
| 1175 | status = mpClientInterface->openOutput(0, |
| 1176 | &mTestOutputs[mCurOutput], |
| 1177 | &config, |
| 1178 | &outputDesc->mDevice, |
| 1179 | String8(""), |
| 1180 | &outputDesc->mLatency, |
| 1181 | outputDesc->mFlags); |
| 1182 | if (status == NO_ERROR) { |
| 1183 | outputDesc->mSamplingRate = config.sample_rate; |
| 1184 | outputDesc->mFormat = config.format; |
| 1185 | outputDesc->mChannelMask = config.channel_mask; |
| 1186 | AudioParameter outputCmd = AudioParameter(); |
| 1187 | outputCmd.addInt(String8("set_id"),mCurOutput); |
| 1188 | mpClientInterface->setParameters(mTestOutputs[mCurOutput],outputCmd.toString()); |
| 1189 | addOutput(mTestOutputs[mCurOutput], outputDesc); |
| 1190 | } |
| 1191 | } |
| 1192 | return mTestOutputs[mCurOutput]; |
| 1193 | } |
| 1194 | #endif //AUDIO_POLICY_TEST |
| 1195 | if (((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) != 0) && |
| 1196 | (stream != AUDIO_STREAM_MUSIC)) { |
| 1197 | // compress should not be used for non-music streams |
| 1198 | ALOGE("Offloading only allowed with music stream"); |
| 1199 | return 0; |
Karthik Reddy Katta | eb605c9 | 2015-07-14 16:05:18 +0530 | [diff] [blame] | 1200 | } |
| 1201 | |
| 1202 | if ((stream == AUDIO_STREAM_VOICE_CALL) && |
| 1203 | (channelMask == 1) && |
| 1204 | (samplingRate == 8000 || samplingRate == 16000)) { |
| 1205 | // Allow Voip direct output only if: |
| 1206 | // audio mode is MODE_IN_COMMUNCATION; AND |
| 1207 | // voip output is not opened already; AND |
| 1208 | // requested sample rate matches with that of voip input stream (if opened already) |
| 1209 | int value = 0; |
| 1210 | uint32_t mode = 0, voipOutCount = 1, voipSampleRate = 1; |
| 1211 | String8 valueStr = mpClientInterface->getParameters((audio_io_handle_t)0, |
| 1212 | String8("audio_mode")); |
| 1213 | AudioParameter result = AudioParameter(valueStr); |
| 1214 | if (result.getInt(String8("audio_mode"), value) == NO_ERROR) { |
| 1215 | mode = value; |
| 1216 | } |
| 1217 | |
| 1218 | valueStr = mpClientInterface->getParameters((audio_io_handle_t)0, |
| 1219 | String8("voip_out_stream_count")); |
| 1220 | result = AudioParameter(valueStr); |
| 1221 | if (result.getInt(String8("voip_out_stream_count"), value) == NO_ERROR) { |
| 1222 | voipOutCount = value; |
| 1223 | } |
| 1224 | |
| 1225 | valueStr = mpClientInterface->getParameters((audio_io_handle_t)0, |
| 1226 | String8("voip_sample_rate")); |
| 1227 | result = AudioParameter(valueStr); |
| 1228 | if (result.getInt(String8("voip_sample_rate"), value) == NO_ERROR) { |
| 1229 | voipSampleRate = value; |
| 1230 | } |
| 1231 | |
| 1232 | if ((mode == AUDIO_MODE_IN_COMMUNICATION) && (voipOutCount == 0) && |
| 1233 | ((voipSampleRate == 0) || (voipSampleRate == samplingRate))) { |
| 1234 | if (audio_is_linear_pcm(format)) { |
| 1235 | char propValue[PROPERTY_VALUE_MAX] = {0}; |
| 1236 | property_get("use.voice.path.for.pcm.voip", propValue, "0"); |
| 1237 | bool voipPcmSysPropEnabled = !strncmp("true", propValue, sizeof("true")); |
| 1238 | if (voipPcmSysPropEnabled && (format == AUDIO_FORMAT_PCM_16_BIT)) { |
| 1239 | flags = (audio_output_flags_t)((flags &~AUDIO_OUTPUT_FLAG_FAST) | |
| 1240 | AUDIO_OUTPUT_FLAG_VOIP_RX | AUDIO_OUTPUT_FLAG_DIRECT); |
| 1241 | ALOGD("Set VoIP and Direct output flags for PCM format"); |
| 1242 | } |
| 1243 | } |
| 1244 | } |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1245 | } |
Karthik Reddy Katta | eb605c9 | 2015-07-14 16:05:18 +0530 | [diff] [blame] | 1246 | |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 1247 | #ifdef AUDIO_EXTN_AFE_PROXY_ENABLED |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1248 | /* |
| 1249 | * WFD audio routes back to target speaker when starting a ringtone playback. |
| 1250 | * This is because primary output is reused for ringtone, so output device is |
| 1251 | * updated based on SONIFICATION strategy for both ringtone and music playback. |
| 1252 | * The same issue is not seen on remoted_submix HAL based WFD audio because |
| 1253 | * primary output is not reused and a new output is created for ringtone playback. |
| 1254 | * Issue is fixed by updating output flag to AUDIO_OUTPUT_FLAG_FAST when there is |
| 1255 | * a non-music stream playback on WFD, so primary output is not reused for ringtone. |
| 1256 | */ |
| 1257 | audio_devices_t availableOutputDeviceTypes = mAvailableOutputDevices.types(); |
| 1258 | if ((availableOutputDeviceTypes & AUDIO_DEVICE_OUT_PROXY) |
| 1259 | && (stream != AUDIO_STREAM_MUSIC)) { |
| 1260 | ALOGD("WFD audio: use OUTPUT_FLAG_FAST for non music stream. flags:%x", flags ); |
| 1261 | //For voip paths |
| 1262 | if(flags & AUDIO_OUTPUT_FLAG_DIRECT) |
| 1263 | flags = AUDIO_OUTPUT_FLAG_DIRECT; |
| 1264 | else //route every thing else to ULL path |
| 1265 | flags = AUDIO_OUTPUT_FLAG_FAST; |
| 1266 | } |
Ramjee Singh | ae5f890 | 2015-08-19 20:47:12 +0530 | [diff] [blame] | 1267 | #endif |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1268 | // open a direct output if required by specified parameters |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1269 | // force direct flag if offload flag is set: offloading implies a direct output stream |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1270 | // and all common behaviors are driven by checking only the direct flag |
| 1271 | // this should normally be set appropriately in the policy configuration file |
| 1272 | if ((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) != 0) { |
| 1273 | flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_DIRECT); |
| 1274 | } |
| 1275 | if ((flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC) != 0) { |
| 1276 | flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_DIRECT); |
| 1277 | } |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1278 | |
vivek mehta | 8c2602a | 2015-10-16 00:25:59 -0700 | [diff] [blame] | 1279 | bool forced_deep = false; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1280 | // only allow deep buffering for music stream type |
| 1281 | if (stream != AUDIO_STREAM_MUSIC) { |
| 1282 | flags = (audio_output_flags_t)(flags &~AUDIO_OUTPUT_FLAG_DEEP_BUFFER); |
Sharad Sangle | 412d96c | 2015-08-03 17:55:48 +0530 | [diff] [blame] | 1283 | } else if (/* stream == AUDIO_STREAM_MUSIC && */ |
| 1284 | flags == AUDIO_OUTPUT_FLAG_NONE && |
| 1285 | property_get_bool("audio.deep_buffer.media", false /* default_value */)) { |
vivek mehta | 8c2602a | 2015-10-16 00:25:59 -0700 | [diff] [blame] | 1286 | flags = (audio_output_flags_t)(AUDIO_OUTPUT_FLAG_DEEP_BUFFER); |
| 1287 | forced_deep = true; |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1288 | } |
Sharad Sangle | 412d96c | 2015-08-03 17:55:48 +0530 | [diff] [blame] | 1289 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1290 | if (stream == AUDIO_STREAM_TTS) { |
| 1291 | flags = AUDIO_OUTPUT_FLAG_TTS; |
| 1292 | } |
| 1293 | |
vivek mehta | 8c2602a | 2015-10-16 00:25:59 -0700 | [diff] [blame] | 1294 | // Do offload magic here |
| 1295 | if (((flags == AUDIO_OUTPUT_FLAG_NONE) || forced_deep) && |
| 1296 | (stream == AUDIO_STREAM_MUSIC) && (offloadInfo != NULL) && |
| 1297 | ((offloadInfo->usage == AUDIO_USAGE_MEDIA) || (offloadInfo->usage == AUDIO_USAGE_GAME))) { |
| 1298 | flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_DIRECT); |
| 1299 | ALOGD("AudioCustomHAL --> Force Direct Flag .. flag (0x%x)", flags); |
| 1300 | } |
| 1301 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1302 | sp<IOProfile> profile; |
| 1303 | |
| 1304 | // skip direct output selection if the request can obviously be attached to a mixed output |
| 1305 | // and not explicitly requested |
| 1306 | if (((flags & AUDIO_OUTPUT_FLAG_DIRECT) == 0) && |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1307 | audio_is_linear_pcm(format) && samplingRate <= SAMPLE_RATE_HZ_MAX && |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1308 | audio_channel_count_from_out_mask(channelMask) <= 2) { |
| 1309 | goto non_direct_output; |
| 1310 | } |
| 1311 | |
| 1312 | // Do not allow offloading if one non offloadable effect is enabled. This prevents from |
| 1313 | // creating an offloaded track and tearing it down immediately after start when audioflinger |
| 1314 | // detects there is an active non offloadable effect. |
| 1315 | // FIXME: We should check the audio session here but we do not have it in this context. |
| 1316 | // This may prevent offloading in rare situations where effects are left active by apps |
| 1317 | // in the background. |
| 1318 | |
| 1319 | if (((flags & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) == 0) || |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1320 | !(mEffects.isNonOffloadableEffectEnabled() || mMasterMono)) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1321 | profile = getProfileForDirectOutput(device, |
| 1322 | samplingRate, |
| 1323 | format, |
| 1324 | channelMask, |
| 1325 | (audio_output_flags_t)flags); |
| 1326 | } |
| 1327 | |
| 1328 | if (profile != 0) { |
| 1329 | sp<SwAudioOutputDescriptor> outputDesc = NULL; |
| 1330 | |
| 1331 | for (size_t i = 0; i < mOutputs.size(); i++) { |
| 1332 | sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i); |
| 1333 | if (!desc->isDuplicated() && (profile == desc->mProfile)) { |
| 1334 | outputDesc = desc; |
| 1335 | // reuse direct output if currently open and configured with same parameters |
| 1336 | if ((samplingRate == outputDesc->mSamplingRate) && |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1337 | audio_formats_match(format, outputDesc->mFormat) && |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1338 | (channelMask == outputDesc->mChannelMask)) { |
| 1339 | outputDesc->mDirectOpenCount++; |
| 1340 | ALOGV("getOutput() reusing direct output %d", mOutputs.keyAt(i)); |
| 1341 | return mOutputs.keyAt(i); |
| 1342 | } |
| 1343 | } |
| 1344 | } |
| 1345 | // close direct output if currently open and configured with different parameters |
| 1346 | if (outputDesc != NULL) { |
| 1347 | closeOutput(outputDesc->mIoHandle); |
| 1348 | } |
| 1349 | |
| 1350 | // if the selected profile is offloaded and no offload info was specified, |
| 1351 | // create a default one |
| 1352 | audio_offload_info_t defaultOffloadInfo = AUDIO_INFO_INITIALIZER; |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1353 | if ((profile->getFlags() & AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD) && !offloadInfo) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1354 | flags = (audio_output_flags_t)(flags | AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD); |
| 1355 | defaultOffloadInfo.sample_rate = samplingRate; |
| 1356 | defaultOffloadInfo.channel_mask = channelMask; |
| 1357 | defaultOffloadInfo.format = format; |
| 1358 | defaultOffloadInfo.stream_type = stream; |
| 1359 | defaultOffloadInfo.bit_rate = 0; |
| 1360 | defaultOffloadInfo.duration_us = -1; |
| 1361 | defaultOffloadInfo.has_video = true; // conservative |
| 1362 | defaultOffloadInfo.is_streaming = true; // likely |
| 1363 | offloadInfo = &defaultOffloadInfo; |
| 1364 | } |
| 1365 | |
| 1366 | outputDesc = new SwAudioOutputDescriptor(profile, mpClientInterface); |
| 1367 | outputDesc->mDevice = device; |
| 1368 | outputDesc->mLatency = 0; |
| 1369 | outputDesc->mFlags = (audio_output_flags_t)(outputDesc->mFlags | flags); |
| 1370 | audio_config_t config = AUDIO_CONFIG_INITIALIZER; |
| 1371 | config.sample_rate = samplingRate; |
| 1372 | config.channel_mask = channelMask; |
| 1373 | config.format = format; |
| 1374 | if (offloadInfo != NULL) { |
| 1375 | config.offload_info = *offloadInfo; |
| 1376 | } |
| 1377 | status = mpClientInterface->openOutput(profile->getModuleHandle(), |
| 1378 | &output, |
| 1379 | &config, |
| 1380 | &outputDesc->mDevice, |
| 1381 | String8(""), |
| 1382 | &outputDesc->mLatency, |
| 1383 | outputDesc->mFlags); |
| 1384 | |
| 1385 | // only accept an output with the requested parameters |
| 1386 | if (status != NO_ERROR || |
| 1387 | (samplingRate != 0 && samplingRate != config.sample_rate) || |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1388 | (format != AUDIO_FORMAT_DEFAULT && !audio_formats_match(format, config.format)) || |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1389 | (channelMask != 0 && channelMask != config.channel_mask)) { |
| 1390 | ALOGV("getOutput() failed opening direct output: output %d samplingRate %d %d," |
| 1391 | "format %d %d, channelMask %04x %04x", output, samplingRate, |
| 1392 | outputDesc->mSamplingRate, format, outputDesc->mFormat, channelMask, |
| 1393 | outputDesc->mChannelMask); |
| 1394 | if (output != AUDIO_IO_HANDLE_NONE) { |
| 1395 | mpClientInterface->closeOutput(output); |
| 1396 | } |
| 1397 | // fall back to mixer output if possible when the direct output could not be open |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1398 | if (audio_is_linear_pcm(format) && samplingRate <= SAMPLE_RATE_HZ_MAX) { |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1399 | goto non_direct_output; |
| 1400 | } |
| 1401 | return AUDIO_IO_HANDLE_NONE; |
| 1402 | } |
| 1403 | outputDesc->mSamplingRate = config.sample_rate; |
| 1404 | outputDesc->mChannelMask = config.channel_mask; |
| 1405 | outputDesc->mFormat = config.format; |
| 1406 | outputDesc->mRefCount[stream] = 0; |
| 1407 | outputDesc->mStopTime[stream] = 0; |
| 1408 | outputDesc->mDirectOpenCount = 1; |
| 1409 | |
| 1410 | audio_io_handle_t srcOutput = getOutputForEffect(); |
| 1411 | addOutput(output, outputDesc); |
| 1412 | audio_io_handle_t dstOutput = getOutputForEffect(); |
| 1413 | if (dstOutput == output) { |
Gao Jie | c2e73aa | 2015-11-12 08:51:22 +0800 | [diff] [blame] | 1414 | #ifdef DOLBY_ENABLE |
| 1415 | status_t status = mpClientInterface->moveEffects(AUDIO_SESSION_OUTPUT_MIX, srcOutput, dstOutput); |
| 1416 | if (status == NO_ERROR) { |
| 1417 | for (size_t i = 0; i < mEffects.size(); i++) { |
| 1418 | sp<EffectDescriptor> desc = mEffects.valueAt(i); |
| 1419 | if (desc->mSession == AUDIO_SESSION_OUTPUT_MIX) { |
| 1420 | // update the mIo member of EffectDescriptor for the global effect |
| 1421 | ALOGV("%s updating mIo", __FUNCTION__); |
| 1422 | desc->mIo = dstOutput; |
| 1423 | } |
| 1424 | } |
| 1425 | } else { |
| 1426 | ALOGW("%s moveEffects from %d to %d failed", __FUNCTION__, srcOutput, dstOutput); |
| 1427 | } |
| 1428 | #else // DOLBY_END |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1429 | mpClientInterface->moveEffects(AUDIO_SESSION_OUTPUT_MIX, srcOutput, dstOutput); |
Gao Jie | c2e73aa | 2015-11-12 08:51:22 +0800 | [diff] [blame] | 1430 | #endif // LINE_ADDED_BY_DOLBY |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1431 | } |
| 1432 | mPreviousOutputs = mOutputs; |
| 1433 | ALOGV("getOutput() returns new direct output %d", output); |
| 1434 | mpClientInterface->onAudioPortListUpdate(); |
| 1435 | return output; |
| 1436 | } |
| 1437 | |
| 1438 | non_direct_output: |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1439 | |
| 1440 | // A request for HW A/V sync cannot fallback to a mixed output because time |
| 1441 | // stamps are embedded in audio data |
| 1442 | if ((flags & AUDIO_OUTPUT_FLAG_HW_AV_SYNC) != 0) { |
| 1443 | return AUDIO_IO_HANDLE_NONE; |
| 1444 | } |
| 1445 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1446 | // ignoring channel mask due to downmix capability in mixer |
| 1447 | |
| 1448 | // open a non direct output |
| 1449 | |
| 1450 | // for non direct outputs, only PCM is supported |
| 1451 | if (audio_is_linear_pcm(format)) { |
| 1452 | // get which output is suitable for the specified stream. The actual |
| 1453 | // routing change will happen when startOutput() will be called |
| 1454 | SortedVector<audio_io_handle_t> outputs = getOutputsForDevice(device, mOutputs); |
| 1455 | |
| 1456 | // at this stage we should ignore the DIRECT flag as no direct output could be found earlier |
| 1457 | flags = (audio_output_flags_t)(flags & ~AUDIO_OUTPUT_FLAG_DIRECT); |
| 1458 | output = selectOutput(outputs, flags, format); |
| 1459 | } |
| 1460 | ALOGW_IF((output == 0), "getOutput() could not find output for stream %d, samplingRate %d," |
| 1461 | "format %d, channels %x, flags %x", stream, samplingRate, format, channelMask, flags); |
| 1462 | |
vivek mehta | c2711cd | 2015-08-26 14:01:20 -0700 | [diff] [blame] | 1463 | ALOGV("getOutputForDevice() returns output %d", output); |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1464 | |
| 1465 | return output; |
| 1466 | } |
Ramjee Singh | 58a2831 | 2015-08-14 14:40:44 +0530 | [diff] [blame] | 1467 | |
Mingming Yin | 3887780 | 2015-10-05 15:24:04 -0700 | [diff] [blame] | 1468 | AudioPolicyManagerCustom::AudioPolicyManagerCustom(AudioPolicyClientInterface *clientInterface) |
| 1469 | : AudioPolicyManager(clientInterface), |
| 1470 | mHdmiAudioDisabled(false), |
| 1471 | mHdmiAudioEvent(false), |
| 1472 | mPrevPhoneState(0) |
| 1473 | { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1474 | |
| 1475 | //TODO: Check the new logic to parse policy conf and update the below code |
| 1476 | // Need this when SSR encoding is enabled |
Mingming Yin | 3887780 | 2015-10-05 15:24:04 -0700 | [diff] [blame] | 1477 | char ssr_enabled[PROPERTY_VALUE_MAX] = {0}; |
| 1478 | bool prop_ssr_enabled = false; |
| 1479 | |
| 1480 | if (property_get("ro.qc.sdk.audio.ssr", ssr_enabled, NULL)) { |
| 1481 | prop_ssr_enabled = atoi(ssr_enabled) || !strncmp("true", ssr_enabled, 4); |
| 1482 | } |
| 1483 | |
| 1484 | for (size_t i = 0; i < mHwModules.size(); i++) { |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1485 | ALOGV("Hw module %zu", i); |
Mingming Yin | 3887780 | 2015-10-05 15:24:04 -0700 | [diff] [blame] | 1486 | for (size_t j = 0; j < mHwModules[i]->mInputProfiles.size(); j++) { |
| 1487 | const sp<IOProfile> inProfile = mHwModules[i]->mInputProfiles[j]; |
Arne Coucheron | 3b37444 | 2016-09-03 06:44:26 +0200 | [diff] [blame] | 1488 | AudioProfileVector profiles = inProfile->getAudioProfiles(); |
| 1489 | for (size_t k = 0; k < profiles.size(); k++){ |
| 1490 | ChannelsVector channels = profiles[k]->getChannels(); |
| 1491 | for (size_t x = 0; x < channels.size(); x++) { |
| 1492 | audio_channel_mask_t channelMask = channels[x]; |
| 1493 | ALOGV("Channel Mask %x size %zu", channelMask, |
| 1494 | channels.size()); |
| 1495 | if (AUDIO_CHANNEL_IN_5POINT1 == channelMask) { |
| 1496 | if (!prop_ssr_enabled) { |
| 1497 | ALOGI("removing AUDIO_CHANNEL_IN_5POINT1 from" |
| 1498 | " input profile as SSR(surround sound record)" |
| 1499 | " is not supported on this chipset variant"); |
| 1500 | channels.removeItemsAt(x, 1); |
| 1501 | ALOGV("Channel Mask size now %zu", |
| 1502 | channels.size()); |
| 1503 | } |
Mingming Yin | 3887780 | 2015-10-05 15:24:04 -0700 | [diff] [blame] | 1504 | } |
| 1505 | } |
| 1506 | } |
| 1507 | } |
| 1508 | } |
| 1509 | |
| 1510 | #ifdef RECORD_PLAY_CONCURRENCY |
| 1511 | mIsInputRequestOnProgress = false; |
| 1512 | #endif |
| 1513 | |
| 1514 | |
| 1515 | #ifdef VOICE_CONCURRENCY |
| 1516 | mFallBackflag = getFallBackPath(); |
| 1517 | #endif |
| 1518 | } |
| 1519 | |
Sharad Sangle | ca67a02 | 2015-05-28 16:15:16 +0530 | [diff] [blame] | 1520 | } |