Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017 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 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 11 | #include "modules/audio_device/include/audio_device_data_observer.h" |
Yves Gerey | 988cc08 | 2018-10-23 12:03:01 +0200 | [diff] [blame] | 12 | |
| 13 | #include "modules/audio_device/include/audio_device_defines.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 14 | #include "rtc_base/checks.h" |
Steve Anton | 10542f2 | 2019-01-11 09:11:00 -0800 | [diff] [blame^] | 15 | #include "rtc_base/ref_counted_object.h" |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 16 | |
| 17 | namespace webrtc { |
| 18 | |
| 19 | namespace { |
| 20 | |
| 21 | // A wrapper over AudioDeviceModule that registers itself as AudioTransport |
| 22 | // callback and redirects the PCM data to AudioDeviceDataObserver callback. |
| 23 | class ADMWrapper : public AudioDeviceModule, public AudioTransport { |
| 24 | public: |
henrika | 616e313 | 2017-11-13 12:47:59 +0100 | [diff] [blame] | 25 | ADMWrapper(const AudioLayer audio_layer, AudioDeviceDataObserver* observer) |
| 26 | : impl_(AudioDeviceModule::Create(audio_layer)), observer_(observer) { |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 27 | // Register self as the audio transport callback for underlying ADM impl. |
| 28 | auto res = impl_->RegisterAudioCallback(this); |
| 29 | is_valid_ = (impl_.get() != nullptr) && (res == 0); |
| 30 | } |
| 31 | virtual ~ADMWrapper() { |
| 32 | audio_transport_ = nullptr; |
| 33 | observer_ = nullptr; |
| 34 | } |
| 35 | |
| 36 | // Make sure we have a valid ADM before returning it to user. |
| 37 | bool IsValid() { return is_valid_; } |
| 38 | |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 39 | // AudioTransport methods overrides. |
| 40 | int32_t RecordedDataIsAvailable(const void* audioSamples, |
| 41 | const size_t nSamples, |
| 42 | const size_t nBytesPerSample, |
| 43 | const size_t nChannels, |
| 44 | const uint32_t samples_per_sec, |
| 45 | const uint32_t total_delay_ms, |
| 46 | const int32_t clockDrift, |
| 47 | const uint32_t currentMicLevel, |
| 48 | const bool keyPressed, |
| 49 | uint32_t& newMicLevel) override { |
| 50 | int32_t res = 0; |
| 51 | // Capture PCM data of locally captured audio. |
| 52 | if (observer_) { |
| 53 | observer_->OnCaptureData(audioSamples, nSamples, nBytesPerSample, |
| 54 | nChannels, samples_per_sec); |
| 55 | } |
| 56 | |
| 57 | // Send to the actual audio transport. |
| 58 | if (audio_transport_) { |
| 59 | res = audio_transport_->RecordedDataIsAvailable( |
| 60 | audioSamples, nSamples, nBytesPerSample, nChannels, samples_per_sec, |
| 61 | total_delay_ms, clockDrift, currentMicLevel, keyPressed, newMicLevel); |
| 62 | } |
| 63 | |
| 64 | return res; |
| 65 | } |
| 66 | |
| 67 | int32_t NeedMorePlayData(const size_t nSamples, |
| 68 | const size_t nBytesPerSample, |
| 69 | const size_t nChannels, |
| 70 | const uint32_t samples_per_sec, |
| 71 | void* audioSamples, |
| 72 | size_t& nSamplesOut, |
| 73 | int64_t* elapsed_time_ms, |
| 74 | int64_t* ntp_time_ms) override { |
| 75 | int32_t res = 0; |
Artem Titov | ac9365e | 2018-03-28 15:21:54 +0200 | [diff] [blame] | 76 | // Set out parameters to safe values to be sure not to return corrupted |
| 77 | // data. |
| 78 | nSamplesOut = 0; |
| 79 | *elapsed_time_ms = -1; |
| 80 | *ntp_time_ms = -1; |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 81 | // Request data from audio transport. |
| 82 | if (audio_transport_) { |
| 83 | res = audio_transport_->NeedMorePlayData( |
| 84 | nSamples, nBytesPerSample, nChannels, samples_per_sec, audioSamples, |
| 85 | nSamplesOut, elapsed_time_ms, ntp_time_ms); |
| 86 | } |
| 87 | |
| 88 | // Capture rendered data. |
| 89 | if (observer_) { |
| 90 | observer_->OnRenderData(audioSamples, nSamples, nBytesPerSample, |
| 91 | nChannels, samples_per_sec); |
| 92 | } |
| 93 | |
| 94 | return res; |
| 95 | } |
| 96 | |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 97 | void PullRenderData(int bits_per_sample, |
| 98 | int sample_rate, |
| 99 | size_t number_of_channels, |
| 100 | size_t number_of_frames, |
| 101 | void* audio_data, |
| 102 | int64_t* elapsed_time_ms, |
| 103 | int64_t* ntp_time_ms) override { |
| 104 | RTC_NOTREACHED(); |
| 105 | } |
| 106 | |
| 107 | // Override AudioDeviceModule's RegisterAudioCallback method to remember the |
| 108 | // actual audio transport (e.g.: voice engine). |
| 109 | int32_t RegisterAudioCallback(AudioTransport* audio_callback) override { |
| 110 | // Remember the audio callback to forward PCM data |
| 111 | audio_transport_ = audio_callback; |
| 112 | return 0; |
| 113 | } |
| 114 | |
| 115 | // AudioDeviceModule pass through method overrides. |
| 116 | int32_t ActiveAudioLayer(AudioLayer* audio_layer) const override { |
| 117 | return impl_->ActiveAudioLayer(audio_layer); |
| 118 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 119 | int32_t Init() override { return impl_->Init(); } |
| 120 | int32_t Terminate() override { return impl_->Terminate(); } |
| 121 | bool Initialized() const override { return impl_->Initialized(); } |
| 122 | int16_t PlayoutDevices() override { return impl_->PlayoutDevices(); } |
| 123 | int16_t RecordingDevices() override { return impl_->RecordingDevices(); } |
| 124 | int32_t PlayoutDeviceName(uint16_t index, |
| 125 | char name[kAdmMaxDeviceNameSize], |
| 126 | char guid[kAdmMaxGuidSize]) override { |
| 127 | return impl_->PlayoutDeviceName(index, name, guid); |
| 128 | } |
| 129 | int32_t RecordingDeviceName(uint16_t index, |
| 130 | char name[kAdmMaxDeviceNameSize], |
| 131 | char guid[kAdmMaxGuidSize]) override { |
| 132 | return impl_->RecordingDeviceName(index, name, guid); |
| 133 | } |
| 134 | int32_t SetPlayoutDevice(uint16_t index) override { |
| 135 | return impl_->SetPlayoutDevice(index); |
| 136 | } |
| 137 | int32_t SetPlayoutDevice(WindowsDeviceType device) override { |
| 138 | return impl_->SetPlayoutDevice(device); |
| 139 | } |
| 140 | int32_t SetRecordingDevice(uint16_t index) override { |
| 141 | return impl_->SetRecordingDevice(index); |
| 142 | } |
| 143 | int32_t SetRecordingDevice(WindowsDeviceType device) override { |
| 144 | return impl_->SetRecordingDevice(device); |
| 145 | } |
| 146 | int32_t PlayoutIsAvailable(bool* available) override { |
| 147 | return impl_->PlayoutIsAvailable(available); |
| 148 | } |
| 149 | int32_t InitPlayout() override { return impl_->InitPlayout(); } |
| 150 | bool PlayoutIsInitialized() const override { |
| 151 | return impl_->PlayoutIsInitialized(); |
| 152 | } |
| 153 | int32_t RecordingIsAvailable(bool* available) override { |
| 154 | return impl_->RecordingIsAvailable(available); |
| 155 | } |
| 156 | int32_t InitRecording() override { return impl_->InitRecording(); } |
| 157 | bool RecordingIsInitialized() const override { |
| 158 | return impl_->RecordingIsInitialized(); |
| 159 | } |
| 160 | int32_t StartPlayout() override { return impl_->StartPlayout(); } |
| 161 | int32_t StopPlayout() override { return impl_->StopPlayout(); } |
| 162 | bool Playing() const override { return impl_->Playing(); } |
| 163 | int32_t StartRecording() override { return impl_->StartRecording(); } |
| 164 | int32_t StopRecording() override { return impl_->StopRecording(); } |
| 165 | bool Recording() const override { return impl_->Recording(); } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 166 | int32_t InitSpeaker() override { return impl_->InitSpeaker(); } |
| 167 | bool SpeakerIsInitialized() const override { |
| 168 | return impl_->SpeakerIsInitialized(); |
| 169 | } |
| 170 | int32_t InitMicrophone() override { return impl_->InitMicrophone(); } |
| 171 | bool MicrophoneIsInitialized() const override { |
| 172 | return impl_->MicrophoneIsInitialized(); |
| 173 | } |
| 174 | int32_t SpeakerVolumeIsAvailable(bool* available) override { |
| 175 | return impl_->SpeakerVolumeIsAvailable(available); |
| 176 | } |
| 177 | int32_t SetSpeakerVolume(uint32_t volume) override { |
| 178 | return impl_->SetSpeakerVolume(volume); |
| 179 | } |
| 180 | int32_t SpeakerVolume(uint32_t* volume) const override { |
| 181 | return impl_->SpeakerVolume(volume); |
| 182 | } |
| 183 | int32_t MaxSpeakerVolume(uint32_t* max_volume) const override { |
| 184 | return impl_->MaxSpeakerVolume(max_volume); |
| 185 | } |
| 186 | int32_t MinSpeakerVolume(uint32_t* min_volume) const override { |
| 187 | return impl_->MinSpeakerVolume(min_volume); |
| 188 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 189 | int32_t MicrophoneVolumeIsAvailable(bool* available) override { |
| 190 | return impl_->MicrophoneVolumeIsAvailable(available); |
| 191 | } |
| 192 | int32_t SetMicrophoneVolume(uint32_t volume) override { |
| 193 | return impl_->SetMicrophoneVolume(volume); |
| 194 | } |
| 195 | int32_t MicrophoneVolume(uint32_t* volume) const override { |
| 196 | return impl_->MicrophoneVolume(volume); |
| 197 | } |
| 198 | int32_t MaxMicrophoneVolume(uint32_t* max_volume) const override { |
| 199 | return impl_->MaxMicrophoneVolume(max_volume); |
| 200 | } |
| 201 | int32_t MinMicrophoneVolume(uint32_t* min_volume) const override { |
| 202 | return impl_->MinMicrophoneVolume(min_volume); |
| 203 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 204 | int32_t SpeakerMuteIsAvailable(bool* available) override { |
| 205 | return impl_->SpeakerMuteIsAvailable(available); |
| 206 | } |
| 207 | int32_t SetSpeakerMute(bool enable) override { |
| 208 | return impl_->SetSpeakerMute(enable); |
| 209 | } |
| 210 | int32_t SpeakerMute(bool* enabled) const override { |
| 211 | return impl_->SpeakerMute(enabled); |
| 212 | } |
| 213 | int32_t MicrophoneMuteIsAvailable(bool* available) override { |
| 214 | return impl_->MicrophoneMuteIsAvailable(available); |
| 215 | } |
| 216 | int32_t SetMicrophoneMute(bool enable) override { |
| 217 | return impl_->SetMicrophoneMute(enable); |
| 218 | } |
| 219 | int32_t MicrophoneMute(bool* enabled) const override { |
| 220 | return impl_->MicrophoneMute(enabled); |
| 221 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 222 | int32_t StereoPlayoutIsAvailable(bool* available) const override { |
| 223 | return impl_->StereoPlayoutIsAvailable(available); |
| 224 | } |
| 225 | int32_t SetStereoPlayout(bool enable) override { |
| 226 | return impl_->SetStereoPlayout(enable); |
| 227 | } |
| 228 | int32_t StereoPlayout(bool* enabled) const override { |
| 229 | return impl_->StereoPlayout(enabled); |
| 230 | } |
| 231 | int32_t StereoRecordingIsAvailable(bool* available) const override { |
| 232 | return impl_->StereoRecordingIsAvailable(available); |
| 233 | } |
| 234 | int32_t SetStereoRecording(bool enable) override { |
| 235 | return impl_->SetStereoRecording(enable); |
| 236 | } |
| 237 | int32_t StereoRecording(bool* enabled) const override { |
| 238 | return impl_->StereoRecording(enabled); |
| 239 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 240 | int32_t PlayoutDelay(uint16_t* delay_ms) const override { |
| 241 | return impl_->PlayoutDelay(delay_ms); |
| 242 | } |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 243 | bool BuiltInAECIsAvailable() const override { |
| 244 | return impl_->BuiltInAECIsAvailable(); |
| 245 | } |
| 246 | bool BuiltInAGCIsAvailable() const override { |
| 247 | return impl_->BuiltInAGCIsAvailable(); |
| 248 | } |
| 249 | bool BuiltInNSIsAvailable() const override { |
| 250 | return impl_->BuiltInNSIsAvailable(); |
| 251 | } |
| 252 | int32_t EnableBuiltInAEC(bool enable) override { |
| 253 | return impl_->EnableBuiltInAEC(enable); |
| 254 | } |
| 255 | int32_t EnableBuiltInAGC(bool enable) override { |
| 256 | return impl_->EnableBuiltInAGC(enable); |
| 257 | } |
| 258 | int32_t EnableBuiltInNS(bool enable) override { |
| 259 | return impl_->EnableBuiltInNS(enable); |
| 260 | } |
| 261 | // Only supported on iOS. |
| 262 | #if defined(WEBRTC_IOS) |
| 263 | int GetPlayoutAudioParameters(AudioParameters* params) const override { |
| 264 | return impl_->GetPlayoutAudioParameters(params); |
| 265 | } |
| 266 | int GetRecordAudioParameters(AudioParameters* params) const override { |
| 267 | return impl_->GetRecordAudioParameters(params); |
| 268 | } |
| 269 | #endif // WEBRTC_IOS |
| 270 | |
| 271 | protected: |
| 272 | rtc::scoped_refptr<AudioDeviceModule> impl_; |
| 273 | AudioDeviceDataObserver* observer_ = nullptr; |
| 274 | AudioTransport* audio_transport_ = nullptr; |
| 275 | bool is_valid_ = false; |
| 276 | }; |
| 277 | |
| 278 | } // namespace |
| 279 | |
| 280 | rtc::scoped_refptr<AudioDeviceModule> CreateAudioDeviceWithDataObserver( |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 281 | const AudioDeviceModule::AudioLayer audio_layer, |
| 282 | AudioDeviceDataObserver* observer) { |
| 283 | rtc::scoped_refptr<ADMWrapper> audio_device( |
henrika | 616e313 | 2017-11-13 12:47:59 +0100 | [diff] [blame] | 284 | new rtc::RefCountedObject<ADMWrapper>(audio_layer, observer)); |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 285 | |
| 286 | if (!audio_device->IsValid()) { |
| 287 | return nullptr; |
| 288 | } |
| 289 | |
| 290 | return audio_device; |
| 291 | } |
| 292 | |
henrika | 616e313 | 2017-11-13 12:47:59 +0100 | [diff] [blame] | 293 | // TODO(bugs.webrtc.org/7306): deprecated. |
| 294 | rtc::scoped_refptr<AudioDeviceModule> CreateAudioDeviceWithDataObserver( |
| 295 | const int32_t id, |
| 296 | const AudioDeviceModule::AudioLayer audio_layer, |
| 297 | AudioDeviceDataObserver* observer) { |
| 298 | return CreateAudioDeviceWithDataObserver(audio_layer, observer); |
| 299 | } |
| 300 | |
Lu Liu | 4b62001 | 2017-04-06 10:17:01 -0700 | [diff] [blame] | 301 | } // namespace webrtc |