andrew@webrtc.org | a7b57da | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #include "voe_volume_control_impl.h" |
| 12 | |
| 13 | #include "channel.h" |
| 14 | #include "critical_section_wrapper.h" |
| 15 | #include "output_mixer.h" |
| 16 | #include "trace.h" |
| 17 | #include "transmit_mixer.h" |
| 18 | #include "voe_errors.h" |
| 19 | #include "voice_engine_impl.h" |
| 20 | |
| 21 | namespace webrtc { |
| 22 | |
| 23 | VoEVolumeControl* VoEVolumeControl::GetInterface(VoiceEngine* voiceEngine) |
| 24 | { |
| 25 | #ifndef WEBRTC_VOICE_ENGINE_VOLUME_CONTROL_API |
| 26 | return NULL; |
| 27 | #else |
| 28 | if (NULL == voiceEngine) |
| 29 | { |
| 30 | return NULL; |
| 31 | } |
| 32 | VoiceEngineImpl* s = reinterpret_cast<VoiceEngineImpl*>(voiceEngine); |
| 33 | s->AddRef(); |
| 34 | return s; |
| 35 | #endif |
| 36 | } |
| 37 | |
| 38 | #ifdef WEBRTC_VOICE_ENGINE_VOLUME_CONTROL_API |
| 39 | |
| 40 | VoEVolumeControlImpl::VoEVolumeControlImpl(voe::SharedData* shared) |
| 41 | : _shared(shared) |
| 42 | { |
| 43 | WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 44 | "VoEVolumeControlImpl::VoEVolumeControlImpl() - ctor"); |
| 45 | } |
| 46 | |
| 47 | VoEVolumeControlImpl::~VoEVolumeControlImpl() |
| 48 | { |
| 49 | WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 50 | "VoEVolumeControlImpl::~VoEVolumeControlImpl() - dtor"); |
| 51 | } |
| 52 | |
| 53 | int VoEVolumeControlImpl::SetSpeakerVolume(unsigned int volume) |
| 54 | { |
| 55 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 56 | "SetSpeakerVolume(volume=%u)", volume); |
| 57 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 58 | |
| 59 | if (!_shared->statistics().Initialized()) |
| 60 | { |
| 61 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 62 | return -1; |
| 63 | } |
| 64 | if (volume > kMaxVolumeLevel) |
| 65 | { |
| 66 | _shared->SetLastError(VE_INVALID_ARGUMENT, kTraceError, |
| 67 | "SetSpeakerVolume() invalid argument"); |
| 68 | return -1; |
| 69 | } |
| 70 | |
| 71 | WebRtc_UWord32 maxVol(0); |
| 72 | WebRtc_UWord32 spkrVol(0); |
| 73 | |
| 74 | // scale: [0,kMaxVolumeLevel] -> [0,MaxSpeakerVolume] |
| 75 | if (_shared->audio_device()->MaxSpeakerVolume(&maxVol) != 0) |
| 76 | { |
| 77 | _shared->SetLastError(VE_MIC_VOL_ERROR, kTraceError, |
| 78 | "SetSpeakerVolume() failed to get max volume"); |
| 79 | return -1; |
| 80 | } |
| 81 | // Round the value and avoid floating computation. |
| 82 | spkrVol = (WebRtc_UWord32)((volume * maxVol + |
| 83 | (int)(kMaxVolumeLevel / 2)) / (kMaxVolumeLevel)); |
| 84 | |
| 85 | // set the actual volume using the audio mixer |
| 86 | if (_shared->audio_device()->SetSpeakerVolume(spkrVol) != 0) |
| 87 | { |
| 88 | _shared->SetLastError(VE_MIC_VOL_ERROR, kTraceError, |
| 89 | "SetSpeakerVolume() failed to set speaker volume"); |
| 90 | return -1; |
| 91 | } |
| 92 | return 0; |
| 93 | } |
| 94 | |
| 95 | int VoEVolumeControlImpl::GetSpeakerVolume(unsigned int& volume) |
| 96 | { |
| 97 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 98 | "GetSpeakerVolume()"); |
| 99 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 100 | |
| 101 | if (!_shared->statistics().Initialized()) |
| 102 | { |
| 103 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 104 | return -1; |
| 105 | } |
| 106 | |
| 107 | WebRtc_UWord32 spkrVol(0); |
| 108 | WebRtc_UWord32 maxVol(0); |
| 109 | |
| 110 | if (_shared->audio_device()->SpeakerVolume(&spkrVol) != 0) |
| 111 | { |
| 112 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 113 | "GetSpeakerVolume() unable to get speaker volume"); |
| 114 | return -1; |
| 115 | } |
| 116 | |
| 117 | // scale: [0, MaxSpeakerVolume] -> [0, kMaxVolumeLevel] |
| 118 | if (_shared->audio_device()->MaxSpeakerVolume(&maxVol) != 0) |
| 119 | { |
| 120 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 121 | "GetSpeakerVolume() unable to get max speaker volume"); |
| 122 | return -1; |
| 123 | } |
| 124 | // Round the value and avoid floating computation. |
| 125 | volume = (WebRtc_UWord32) ((spkrVol * kMaxVolumeLevel + |
| 126 | (int)(maxVol / 2)) / (maxVol)); |
| 127 | |
| 128 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 129 | VoEId(_shared->instance_id(), -1), |
| 130 | "GetSpeakerVolume() => volume=%d", volume); |
| 131 | return 0; |
| 132 | } |
| 133 | |
| 134 | int VoEVolumeControlImpl::SetSystemOutputMute(bool enable) |
| 135 | { |
| 136 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 137 | "GetSystemOutputMute(enabled=%d)", enable); |
| 138 | |
| 139 | if (!_shared->statistics().Initialized()) |
| 140 | { |
| 141 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 142 | return -1; |
| 143 | } |
| 144 | |
| 145 | if (_shared->audio_device()->SetSpeakerMute(enable) != 0) |
| 146 | { |
| 147 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 148 | "SpeakerMute() unable to Set speaker mute"); |
| 149 | return -1; |
| 150 | } |
| 151 | |
| 152 | return 0; |
| 153 | } |
| 154 | |
| 155 | int VoEVolumeControlImpl::GetSystemOutputMute(bool& enabled) |
| 156 | { |
| 157 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 158 | "GetSystemOutputMute(enabled=?)"); |
| 159 | |
| 160 | if (!_shared->statistics().Initialized()) |
| 161 | { |
| 162 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 163 | return -1; |
| 164 | } |
| 165 | |
| 166 | if (_shared->audio_device()->SpeakerMute(&enabled) != 0) |
| 167 | { |
| 168 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 169 | "SpeakerMute() unable to get speaker mute state"); |
| 170 | return -1; |
| 171 | } |
| 172 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 173 | VoEId(_shared->instance_id(), -1), |
| 174 | "GetSystemOutputMute() => %d", enabled); |
| 175 | return 0; |
| 176 | } |
| 177 | |
| 178 | int VoEVolumeControlImpl::SetMicVolume(unsigned int volume) |
| 179 | { |
| 180 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 181 | "SetMicVolume(volume=%u)", volume); |
| 182 | ANDROID_NOT_SUPPORTED(_shared->statistics()); |
| 183 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 184 | |
| 185 | if (!_shared->statistics().Initialized()) |
| 186 | { |
| 187 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 188 | return -1; |
| 189 | } |
| 190 | if (volume > kMaxVolumeLevel) |
| 191 | { |
| 192 | _shared->SetLastError(VE_INVALID_ARGUMENT, kTraceError, |
| 193 | "SetMicVolume() invalid argument"); |
| 194 | return -1; |
| 195 | } |
| 196 | |
| 197 | WebRtc_UWord32 maxVol(0); |
| 198 | WebRtc_UWord32 micVol(0); |
| 199 | |
| 200 | // scale: [0, kMaxVolumeLevel] -> [0,MaxMicrophoneVolume] |
| 201 | if (_shared->audio_device()->MaxMicrophoneVolume(&maxVol) != 0) |
| 202 | { |
| 203 | _shared->SetLastError(VE_MIC_VOL_ERROR, kTraceError, |
| 204 | "SetMicVolume() failed to get max volume"); |
| 205 | return -1; |
| 206 | } |
| 207 | |
| 208 | if (volume == kMaxVolumeLevel) { |
| 209 | // On Linux running pulse, users are able to set the volume above 100% |
| 210 | // through the volume control panel, where the +100% range is digital |
| 211 | // scaling. WebRTC does not support setting the volume above 100%, and |
| 212 | // simply ignores changing the volume if the user tries to set it to |
| 213 | // |kMaxVolumeLevel| while the current volume is higher than |maxVol|. |
| 214 | if (_shared->audio_device()->MicrophoneVolume(&micVol) != 0) { |
| 215 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 216 | "SetMicVolume() unable to get microphone volume"); |
| 217 | return -1; |
| 218 | } |
| 219 | if (micVol >= maxVol) |
| 220 | return 0; |
| 221 | } |
| 222 | |
| 223 | // Round the value and avoid floating point computation. |
| 224 | micVol = (WebRtc_UWord32) ((volume * maxVol + |
| 225 | (int)(kMaxVolumeLevel / 2)) / (kMaxVolumeLevel)); |
| 226 | |
| 227 | // set the actual volume using the audio mixer |
| 228 | if (_shared->audio_device()->SetMicrophoneVolume(micVol) != 0) |
| 229 | { |
| 230 | _shared->SetLastError(VE_MIC_VOL_ERROR, kTraceError, |
| 231 | "SetMicVolume() failed to set mic volume"); |
| 232 | return -1; |
| 233 | } |
| 234 | return 0; |
| 235 | } |
| 236 | |
| 237 | int VoEVolumeControlImpl::GetMicVolume(unsigned int& volume) |
| 238 | { |
| 239 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 240 | "GetMicVolume()"); |
| 241 | ANDROID_NOT_SUPPORTED(_shared->statistics()); |
| 242 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 243 | |
| 244 | if (!_shared->statistics().Initialized()) |
| 245 | { |
| 246 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 247 | return -1; |
| 248 | } |
| 249 | |
| 250 | WebRtc_UWord32 micVol(0); |
| 251 | WebRtc_UWord32 maxVol(0); |
| 252 | |
| 253 | if (_shared->audio_device()->MicrophoneVolume(&micVol) != 0) |
| 254 | { |
| 255 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 256 | "GetMicVolume() unable to get microphone volume"); |
| 257 | return -1; |
| 258 | } |
| 259 | |
| 260 | // scale: [0, MaxMicrophoneVolume] -> [0, kMaxVolumeLevel] |
| 261 | if (_shared->audio_device()->MaxMicrophoneVolume(&maxVol) != 0) |
| 262 | { |
| 263 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 264 | "GetMicVolume() unable to get max microphone volume"); |
| 265 | return -1; |
| 266 | } |
| 267 | if (micVol < maxVol) { |
| 268 | // Round the value and avoid floating point calculation. |
| 269 | volume = (WebRtc_UWord32) ((micVol * kMaxVolumeLevel + |
| 270 | (int)(maxVol / 2)) / (maxVol)); |
| 271 | } else { |
| 272 | // Truncate the value to the kMaxVolumeLevel. |
| 273 | volume = kMaxVolumeLevel; |
| 274 | } |
| 275 | |
| 276 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 277 | VoEId(_shared->instance_id(), -1), |
| 278 | "GetMicVolume() => volume=%d", volume); |
| 279 | return 0; |
| 280 | } |
| 281 | |
| 282 | int VoEVolumeControlImpl::SetInputMute(int channel, bool enable) |
| 283 | { |
| 284 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 285 | "SetInputMute(channel=%d, enable=%d)", channel, enable); |
| 286 | |
| 287 | if (!_shared->statistics().Initialized()) |
| 288 | { |
| 289 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 290 | return -1; |
| 291 | } |
| 292 | if (channel == -1) |
| 293 | { |
| 294 | // Mute before demultiplexing <=> affects all channels |
| 295 | return _shared->transmit_mixer()->SetMute(enable); |
| 296 | } |
| 297 | else |
| 298 | { |
| 299 | // Mute after demultiplexing <=> affects one channel only |
| 300 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 301 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 302 | if (channelPtr == NULL) |
| 303 | { |
| 304 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 305 | "SetInputMute() failed to locate channel"); |
| 306 | return -1; |
| 307 | } |
| 308 | return channelPtr->SetMute(enable); |
| 309 | } |
| 310 | return 0; |
| 311 | } |
| 312 | |
| 313 | int VoEVolumeControlImpl::GetInputMute(int channel, bool& enabled) |
| 314 | { |
| 315 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 316 | "GetInputMute(channel=%d)", channel); |
| 317 | |
| 318 | if (!_shared->statistics().Initialized()) |
| 319 | { |
| 320 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 321 | return -1; |
| 322 | } |
| 323 | if (channel == -1) |
| 324 | { |
| 325 | enabled = _shared->transmit_mixer()->Mute(); |
| 326 | } |
| 327 | else |
| 328 | { |
| 329 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 330 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 331 | if (channelPtr == NULL) |
| 332 | { |
| 333 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 334 | "SetInputMute() failed to locate channel"); |
| 335 | return -1; |
| 336 | } |
| 337 | enabled = channelPtr->Mute(); |
| 338 | } |
| 339 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 340 | VoEId(_shared->instance_id(), -1), |
| 341 | "GetInputMute() => enabled = %d", (int)enabled); |
| 342 | return 0; |
| 343 | } |
| 344 | |
| 345 | int VoEVolumeControlImpl::SetSystemInputMute(bool enable) |
| 346 | { |
| 347 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 348 | "SetSystemInputMute(enabled=%d)", enable); |
| 349 | |
| 350 | if (!_shared->statistics().Initialized()) |
| 351 | { |
| 352 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 353 | return -1; |
| 354 | } |
| 355 | |
| 356 | if (_shared->audio_device()->SetMicrophoneMute(enable) != 0) |
| 357 | { |
| 358 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 359 | "MicrophoneMute() unable to set microphone mute state"); |
| 360 | return -1; |
| 361 | } |
| 362 | |
| 363 | return 0; |
| 364 | } |
| 365 | |
| 366 | int VoEVolumeControlImpl::GetSystemInputMute(bool& enabled) |
| 367 | { |
| 368 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 369 | "GetSystemInputMute(enabled=?)"); |
| 370 | |
| 371 | if (!_shared->statistics().Initialized()) |
| 372 | { |
| 373 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 374 | return -1; |
| 375 | } |
| 376 | |
| 377 | if (_shared->audio_device()->MicrophoneMute(&enabled) != 0) |
| 378 | { |
| 379 | _shared->SetLastError(VE_GET_MIC_VOL_ERROR, kTraceError, |
| 380 | "MicrophoneMute() unable to get microphone mute state"); |
| 381 | return -1; |
| 382 | } |
| 383 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 384 | VoEId(_shared->instance_id(), -1), |
| 385 | "GetSystemInputMute() => %d", enabled); |
| 386 | return 0; |
| 387 | } |
| 388 | |
| 389 | int VoEVolumeControlImpl::GetSpeechInputLevel(unsigned int& level) |
| 390 | { |
| 391 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 392 | "GetSpeechInputLevel()"); |
| 393 | |
| 394 | if (!_shared->statistics().Initialized()) |
| 395 | { |
| 396 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 397 | return -1; |
| 398 | } |
| 399 | WebRtc_Word8 currentLevel = _shared->transmit_mixer()->AudioLevel(); |
| 400 | level = static_cast<unsigned int> (currentLevel); |
| 401 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 402 | VoEId(_shared->instance_id(), -1), |
| 403 | "GetSpeechInputLevel() => %d", level); |
| 404 | return 0; |
| 405 | } |
| 406 | |
| 407 | int VoEVolumeControlImpl::GetSpeechOutputLevel(int channel, |
| 408 | unsigned int& level) |
| 409 | { |
| 410 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 411 | "GetSpeechOutputLevel(channel=%d, level=?)", channel); |
| 412 | |
| 413 | if (!_shared->statistics().Initialized()) |
| 414 | { |
| 415 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 416 | return -1; |
| 417 | } |
| 418 | if (channel == -1) |
| 419 | { |
| 420 | return _shared->output_mixer()->GetSpeechOutputLevel( |
| 421 | (WebRtc_UWord32&)level); |
| 422 | } |
| 423 | else |
| 424 | { |
| 425 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 426 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 427 | if (channelPtr == NULL) |
| 428 | { |
| 429 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 430 | "GetSpeechOutputLevel() failed to locate channel"); |
| 431 | return -1; |
| 432 | } |
| 433 | channelPtr->GetSpeechOutputLevel((WebRtc_UWord32&)level); |
| 434 | } |
| 435 | return 0; |
| 436 | } |
| 437 | |
| 438 | int VoEVolumeControlImpl::GetSpeechInputLevelFullRange(unsigned int& level) |
| 439 | { |
| 440 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 441 | "GetSpeechInputLevelFullRange(level=?)"); |
| 442 | |
| 443 | if (!_shared->statistics().Initialized()) |
| 444 | { |
| 445 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 446 | return -1; |
| 447 | } |
| 448 | WebRtc_Word16 currentLevel = _shared->transmit_mixer()-> |
| 449 | AudioLevelFullRange(); |
| 450 | level = static_cast<unsigned int> (currentLevel); |
| 451 | WEBRTC_TRACE(kTraceStateInfo, kTraceVoice, |
| 452 | VoEId(_shared->instance_id(), -1), |
| 453 | "GetSpeechInputLevelFullRange() => %d", level); |
| 454 | return 0; |
| 455 | } |
| 456 | |
| 457 | int VoEVolumeControlImpl::GetSpeechOutputLevelFullRange(int channel, |
| 458 | unsigned int& level) |
| 459 | { |
| 460 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 461 | "GetSpeechOutputLevelFullRange(channel=%d, level=?)", channel); |
| 462 | |
| 463 | if (!_shared->statistics().Initialized()) |
| 464 | { |
| 465 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 466 | return -1; |
| 467 | } |
| 468 | if (channel == -1) |
| 469 | { |
| 470 | return _shared->output_mixer()->GetSpeechOutputLevelFullRange( |
| 471 | (WebRtc_UWord32&)level); |
| 472 | } |
| 473 | else |
| 474 | { |
| 475 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 476 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 477 | if (channelPtr == NULL) |
| 478 | { |
| 479 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 480 | "GetSpeechOutputLevelFullRange() failed to locate channel"); |
| 481 | return -1; |
| 482 | } |
| 483 | channelPtr->GetSpeechOutputLevelFullRange((WebRtc_UWord32&)level); |
| 484 | } |
| 485 | return 0; |
| 486 | } |
| 487 | |
| 488 | int VoEVolumeControlImpl::SetChannelOutputVolumeScaling(int channel, |
| 489 | float scaling) |
| 490 | { |
| 491 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 492 | "SetChannelOutputVolumeScaling(channel=%d, scaling=%3.2f)", |
| 493 | channel, scaling); |
| 494 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 495 | if (!_shared->statistics().Initialized()) |
| 496 | { |
| 497 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 498 | return -1; |
| 499 | } |
| 500 | if (scaling < kMinOutputVolumeScaling || |
| 501 | scaling > kMaxOutputVolumeScaling) |
| 502 | { |
| 503 | _shared->SetLastError(VE_INVALID_ARGUMENT, kTraceError, |
| 504 | "SetChannelOutputVolumeScaling() invalid parameter"); |
| 505 | return -1; |
| 506 | } |
| 507 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 508 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 509 | if (channelPtr == NULL) |
| 510 | { |
| 511 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 512 | "SetChannelOutputVolumeScaling() failed to locate channel"); |
| 513 | return -1; |
| 514 | } |
| 515 | return channelPtr->SetChannelOutputVolumeScaling(scaling); |
| 516 | } |
| 517 | |
| 518 | int VoEVolumeControlImpl::GetChannelOutputVolumeScaling(int channel, |
| 519 | float& scaling) |
| 520 | { |
| 521 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 522 | "GetChannelOutputVolumeScaling(channel=%d, scaling=?)", channel); |
| 523 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 524 | if (!_shared->statistics().Initialized()) |
| 525 | { |
| 526 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 527 | return -1; |
| 528 | } |
| 529 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 530 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 531 | if (channelPtr == NULL) |
| 532 | { |
| 533 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 534 | "GetChannelOutputVolumeScaling() failed to locate channel"); |
| 535 | return -1; |
| 536 | } |
| 537 | return channelPtr->GetChannelOutputVolumeScaling(scaling); |
| 538 | } |
| 539 | |
| 540 | int VoEVolumeControlImpl::SetOutputVolumePan(int channel, |
| 541 | float left, |
| 542 | float right) |
| 543 | { |
| 544 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 545 | "SetOutputVolumePan(channel=%d, left=%2.1f, right=%2.1f)", |
| 546 | channel, left, right); |
| 547 | ANDROID_NOT_SUPPORTED(_shared->statistics()); |
| 548 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 549 | |
| 550 | if (!_shared->statistics().Initialized()) |
| 551 | { |
| 552 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 553 | return -1; |
| 554 | } |
| 555 | |
| 556 | bool available(false); |
| 557 | _shared->audio_device()->StereoPlayoutIsAvailable(&available); |
| 558 | if (!available) |
| 559 | { |
| 560 | _shared->SetLastError(VE_FUNC_NO_STEREO, kTraceError, |
| 561 | "SetOutputVolumePan() stereo playout not supported"); |
| 562 | return -1; |
| 563 | } |
| 564 | if ((left < kMinOutputVolumePanning) || |
| 565 | (left > kMaxOutputVolumePanning) || |
| 566 | (right < kMinOutputVolumePanning) || |
| 567 | (right > kMaxOutputVolumePanning)) |
| 568 | { |
| 569 | _shared->SetLastError(VE_INVALID_ARGUMENT, kTraceError, |
| 570 | "SetOutputVolumePan() invalid parameter"); |
| 571 | return -1; |
| 572 | } |
| 573 | |
| 574 | if (channel == -1) |
| 575 | { |
| 576 | // Master balance (affectes the signal after output mixing) |
| 577 | return _shared->output_mixer()->SetOutputVolumePan(left, right); |
| 578 | } |
| 579 | else |
| 580 | { |
| 581 | // Per-channel balance (affects the signal before output mixing) |
| 582 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 583 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 584 | if (channelPtr == NULL) |
| 585 | { |
| 586 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 587 | "SetOutputVolumePan() failed to locate channel"); |
| 588 | return -1; |
| 589 | } |
| 590 | return channelPtr->SetOutputVolumePan(left, right); |
| 591 | } |
| 592 | return 0; |
| 593 | } |
| 594 | |
| 595 | int VoEVolumeControlImpl::GetOutputVolumePan(int channel, |
| 596 | float& left, |
| 597 | float& right) |
| 598 | { |
| 599 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(_shared->instance_id(), -1), |
| 600 | "GetOutputVolumePan(channel=%d, left=?, right=?)", channel); |
| 601 | ANDROID_NOT_SUPPORTED(_shared->statistics()); |
| 602 | IPHONE_NOT_SUPPORTED(_shared->statistics()); |
| 603 | |
| 604 | if (!_shared->statistics().Initialized()) |
| 605 | { |
| 606 | _shared->SetLastError(VE_NOT_INITED, kTraceError); |
| 607 | return -1; |
| 608 | } |
| 609 | |
| 610 | bool available(false); |
| 611 | _shared->audio_device()->StereoPlayoutIsAvailable(&available); |
| 612 | if (!available) |
| 613 | { |
| 614 | _shared->SetLastError(VE_FUNC_NO_STEREO, kTraceError, |
| 615 | "GetOutputVolumePan() stereo playout not supported"); |
| 616 | return -1; |
| 617 | } |
| 618 | |
| 619 | if (channel == -1) |
| 620 | { |
| 621 | return _shared->output_mixer()->GetOutputVolumePan(left, right); |
| 622 | } |
| 623 | else |
| 624 | { |
| 625 | voe::ScopedChannel sc(_shared->channel_manager(), channel); |
| 626 | voe::Channel* channelPtr = sc.ChannelPtr(); |
| 627 | if (channelPtr == NULL) |
| 628 | { |
| 629 | _shared->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 630 | "GetOutputVolumePan() failed to locate channel"); |
| 631 | return -1; |
| 632 | } |
| 633 | return channelPtr->GetOutputVolumePan(left, right); |
| 634 | } |
| 635 | return 0; |
| 636 | } |
| 637 | |
| 638 | #endif // #ifdef WEBRTC_VOICE_ENGINE_VOLUME_CONTROL_API |
| 639 | |
| 640 | } // namespace webrtc |