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| 1 /* | |
| 2 * Copyright 2004 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 "webrtc/api/peerconnectionfactory.h" | |
| 12 | |
| 13 #include <utility> | |
| 14 | |
| 15 #include "webrtc/api/audiotrack.h" | |
| 16 #include "webrtc/api/localaudiosource.h" | |
| 17 #include "webrtc/api/mediaconstraintsinterface.h" | |
| 18 #include "webrtc/api/mediastream.h" | |
| 19 #include "webrtc/api/mediastreamproxy.h" | |
| 20 #include "webrtc/api/mediastreamtrackproxy.h" | |
| 21 #include "webrtc/api/peerconnection.h" | |
| 22 #include "webrtc/api/peerconnectionfactoryproxy.h" | |
| 23 #include "webrtc/api/peerconnectionproxy.h" | |
| 24 #include "webrtc/api/videocapturertracksource.h" | |
| 25 #include "webrtc/api/videosourceproxy.h" | |
| 26 #include "webrtc/api/videotrack.h" | |
| 27 #include "webrtc/base/bind.h" | |
| 28 #include "webrtc/base/checks.h" | |
| 29 #include "webrtc/media/engine/webrtcmediaengine.h" | |
| 30 #include "webrtc/media/engine/webrtcvideodecoderfactory.h" | |
| 31 #include "webrtc/media/engine/webrtcvideoencoderfactory.h" | |
| 32 #include "webrtc/modules/audio_coding/codecs/builtin_audio_decoder_factory.h" | |
| 33 #include "webrtc/modules/audio_device/include/audio_device.h" | |
| 34 #include "webrtc/p2p/base/basicpacketsocketfactory.h" | |
| 35 #include "webrtc/p2p/client/basicportallocator.h" | |
| 36 | |
| 37 namespace webrtc { | |
| 38 | |
| 39 rtc::scoped_refptr<PeerConnectionFactoryInterface> | |
| 40 CreatePeerConnectionFactory() { | |
| 41 rtc::scoped_refptr<PeerConnectionFactory> pc_factory( | |
| 42 new rtc::RefCountedObject<PeerConnectionFactory>()); | |
| 43 | |
| 44 RTC_CHECK(rtc::Thread::Current() == pc_factory->signaling_thread()); | |
| 45 // The signaling thread is the current thread so we can | |
| 46 // safely call Initialize directly. | |
| 47 if (!pc_factory->Initialize()) { | |
| 48 return nullptr; | |
| 49 } | |
| 50 return PeerConnectionFactoryProxy::Create(pc_factory->signaling_thread(), | |
| 51 pc_factory); | |
| 52 } | |
| 53 | |
| 54 rtc::scoped_refptr<PeerConnectionFactoryInterface> CreatePeerConnectionFactory( | |
| 55 rtc::Thread* network_thread, | |
| 56 rtc::Thread* worker_thread, | |
| 57 rtc::Thread* signaling_thread, | |
| 58 AudioDeviceModule* default_adm, | |
| 59 cricket::WebRtcVideoEncoderFactory* encoder_factory, | |
| 60 cricket::WebRtcVideoDecoderFactory* decoder_factory) { | |
| 61 return CreatePeerConnectionFactoryWithAudioMixer( | |
| 62 network_thread, worker_thread, signaling_thread, default_adm, | |
| 63 encoder_factory, decoder_factory, nullptr); | |
| 64 } | |
| 65 | |
| 66 PeerConnectionFactory::PeerConnectionFactory() | |
| 67 : owns_ptrs_(true), | |
| 68 wraps_current_thread_(false), | |
| 69 network_thread_(rtc::Thread::CreateWithSocketServer().release()), | |
| 70 worker_thread_(rtc::Thread::Create().release()), | |
| 71 signaling_thread_(rtc::Thread::Current()), | |
| 72 audio_decoder_factory_(CreateBuiltinAudioDecoderFactory()) { | |
| 73 if (!signaling_thread_) { | |
| 74 signaling_thread_ = rtc::ThreadManager::Instance()->WrapCurrentThread(); | |
| 75 wraps_current_thread_ = true; | |
| 76 } | |
| 77 network_thread_->Start(); | |
| 78 worker_thread_->Start(); | |
| 79 } | |
| 80 | |
| 81 rtc::scoped_refptr<PeerConnectionFactoryInterface> | |
| 82 CreatePeerConnectionFactoryWithAudioMixer( | |
| 83 rtc::Thread* network_thread, | |
| 84 rtc::Thread* worker_thread, | |
| 85 rtc::Thread* signaling_thread, | |
| 86 AudioDeviceModule* default_adm, | |
| 87 cricket::WebRtcVideoEncoderFactory* encoder_factory, | |
| 88 cricket::WebRtcVideoDecoderFactory* decoder_factory, | |
| 89 rtc::scoped_refptr<AudioMixer> audio_mixer) { | |
| 90 rtc::scoped_refptr<PeerConnectionFactory> pc_factory( | |
| 91 new rtc::RefCountedObject<PeerConnectionFactory>( | |
| 92 network_thread, worker_thread, signaling_thread, default_adm, | |
| 93 CreateBuiltinAudioDecoderFactory(), encoder_factory, decoder_factory, | |
| 94 audio_mixer)); | |
| 95 | |
| 96 // Call Initialize synchronously but make sure it is executed on | |
| 97 // |signaling_thread|. | |
| 98 MethodCall0<PeerConnectionFactory, bool> call( | |
| 99 pc_factory.get(), &PeerConnectionFactory::Initialize); | |
| 100 bool result = call.Marshal(RTC_FROM_HERE, signaling_thread); | |
| 101 | |
| 102 if (!result) { | |
| 103 return nullptr; | |
| 104 } | |
| 105 return PeerConnectionFactoryProxy::Create(signaling_thread, pc_factory); | |
| 106 } | |
| 107 | |
| 108 PeerConnectionFactory::PeerConnectionFactory( | |
| 109 rtc::Thread* network_thread, | |
| 110 rtc::Thread* worker_thread, | |
| 111 rtc::Thread* signaling_thread, | |
| 112 AudioDeviceModule* default_adm, | |
| 113 const rtc::scoped_refptr<webrtc::AudioDecoderFactory>& | |
| 114 audio_decoder_factory, | |
| 115 cricket::WebRtcVideoEncoderFactory* video_encoder_factory, | |
| 116 cricket::WebRtcVideoDecoderFactory* video_decoder_factory, | |
| 117 rtc::scoped_refptr<AudioMixer> audio_mixer) | |
| 118 : owns_ptrs_(false), | |
| 119 wraps_current_thread_(false), | |
| 120 network_thread_(network_thread), | |
| 121 worker_thread_(worker_thread), | |
| 122 signaling_thread_(signaling_thread), | |
| 123 default_adm_(default_adm), | |
| 124 audio_decoder_factory_(audio_decoder_factory), | |
| 125 video_encoder_factory_(video_encoder_factory), | |
| 126 video_decoder_factory_(video_decoder_factory), | |
| 127 external_audio_mixer_(audio_mixer) { | |
| 128 RTC_DCHECK(network_thread); | |
| 129 RTC_DCHECK(worker_thread); | |
| 130 RTC_DCHECK(signaling_thread); | |
| 131 // TODO: Currently there is no way creating an external adm in | |
| 132 // libjingle source tree. So we can 't currently assert if this is NULL. | |
| 133 // RTC_DCHECK(default_adm != NULL); | |
| 134 } | |
| 135 | |
| 136 PeerConnectionFactory::~PeerConnectionFactory() { | |
| 137 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 138 channel_manager_.reset(nullptr); | |
| 139 | |
| 140 // Make sure |worker_thread_| and |signaling_thread_| outlive | |
| 141 // |default_socket_factory_| and |default_network_manager_|. | |
| 142 default_socket_factory_ = nullptr; | |
| 143 default_network_manager_ = nullptr; | |
| 144 | |
| 145 if (owns_ptrs_) { | |
| 146 if (wraps_current_thread_) | |
| 147 rtc::ThreadManager::Instance()->UnwrapCurrentThread(); | |
| 148 delete worker_thread_; | |
| 149 delete network_thread_; | |
| 150 } | |
| 151 } | |
| 152 | |
| 153 bool PeerConnectionFactory::Initialize() { | |
| 154 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 155 rtc::InitRandom(rtc::Time32()); | |
| 156 | |
| 157 default_network_manager_.reset(new rtc::BasicNetworkManager()); | |
| 158 if (!default_network_manager_) { | |
| 159 return false; | |
| 160 } | |
| 161 | |
| 162 default_socket_factory_.reset( | |
| 163 new rtc::BasicPacketSocketFactory(network_thread_)); | |
| 164 if (!default_socket_factory_) { | |
| 165 return false; | |
| 166 } | |
| 167 | |
| 168 // TODO: Need to make sure only one VoE is created inside | |
| 169 // WebRtcMediaEngine. | |
| 170 cricket::MediaEngineInterface* media_engine = | |
| 171 worker_thread_->Invoke<cricket::MediaEngineInterface*>( | |
| 172 RTC_FROM_HERE, | |
| 173 rtc::Bind(&PeerConnectionFactory::CreateMediaEngine_w, this)); | |
| 174 | |
| 175 channel_manager_.reset(new cricket::ChannelManager( | |
| 176 media_engine, worker_thread_, network_thread_)); | |
| 177 | |
| 178 channel_manager_->SetVideoRtxEnabled(true); | |
| 179 channel_manager_->SetCryptoOptions(options_.crypto_options); | |
| 180 if (!channel_manager_->Init()) { | |
| 181 return false; | |
| 182 } | |
| 183 | |
| 184 return true; | |
| 185 } | |
| 186 | |
| 187 void PeerConnectionFactory::SetOptions(const Options& options) { | |
| 188 options_ = options; | |
| 189 if (channel_manager_) { | |
| 190 channel_manager_->SetCryptoOptions(options.crypto_options); | |
| 191 } | |
| 192 } | |
| 193 | |
| 194 rtc::scoped_refptr<AudioSourceInterface> | |
| 195 PeerConnectionFactory::CreateAudioSource( | |
| 196 const MediaConstraintsInterface* constraints) { | |
| 197 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 198 rtc::scoped_refptr<LocalAudioSource> source( | |
| 199 LocalAudioSource::Create(options_, constraints)); | |
| 200 return source; | |
| 201 } | |
| 202 | |
| 203 rtc::scoped_refptr<AudioSourceInterface> | |
| 204 PeerConnectionFactory::CreateAudioSource(const cricket::AudioOptions& options) { | |
| 205 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 206 rtc::scoped_refptr<LocalAudioSource> source( | |
| 207 LocalAudioSource::Create(options_, &options)); | |
| 208 return source; | |
| 209 } | |
| 210 | |
| 211 rtc::scoped_refptr<VideoTrackSourceInterface> | |
| 212 PeerConnectionFactory::CreateVideoSource( | |
| 213 cricket::VideoCapturer* capturer, | |
| 214 const MediaConstraintsInterface* constraints) { | |
| 215 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 216 rtc::scoped_refptr<VideoTrackSourceInterface> source( | |
| 217 VideoCapturerTrackSource::Create(worker_thread_, capturer, constraints, | |
| 218 false)); | |
| 219 return VideoTrackSourceProxy::Create(signaling_thread_, worker_thread_, | |
| 220 source); | |
| 221 } | |
| 222 | |
| 223 rtc::scoped_refptr<VideoTrackSourceInterface> | |
| 224 PeerConnectionFactory::CreateVideoSource(cricket::VideoCapturer* capturer) { | |
| 225 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 226 rtc::scoped_refptr<VideoTrackSourceInterface> source( | |
| 227 VideoCapturerTrackSource::Create(worker_thread_, capturer, false)); | |
| 228 return VideoTrackSourceProxy::Create(signaling_thread_, worker_thread_, | |
| 229 source); | |
| 230 } | |
| 231 | |
| 232 bool PeerConnectionFactory::StartAecDump(rtc::PlatformFile file, | |
| 233 int64_t max_size_bytes) { | |
| 234 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 235 return channel_manager_->StartAecDump(file, max_size_bytes); | |
| 236 } | |
| 237 | |
| 238 void PeerConnectionFactory::StopAecDump() { | |
| 239 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 240 channel_manager_->StopAecDump(); | |
| 241 } | |
| 242 | |
| 243 rtc::scoped_refptr<PeerConnectionInterface> | |
| 244 PeerConnectionFactory::CreatePeerConnection( | |
| 245 const PeerConnectionInterface::RTCConfiguration& configuration_in, | |
| 246 const MediaConstraintsInterface* constraints, | |
| 247 std::unique_ptr<cricket::PortAllocator> allocator, | |
| 248 std::unique_ptr<rtc::RTCCertificateGeneratorInterface> cert_generator, | |
| 249 PeerConnectionObserver* observer) { | |
| 250 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 251 | |
| 252 // We merge constraints and configuration into a single configuration. | |
| 253 PeerConnectionInterface::RTCConfiguration configuration = configuration_in; | |
| 254 CopyConstraintsIntoRtcConfiguration(constraints, &configuration); | |
| 255 | |
| 256 return CreatePeerConnection(configuration, std::move(allocator), | |
| 257 std::move(cert_generator), observer); | |
| 258 } | |
| 259 | |
| 260 rtc::scoped_refptr<PeerConnectionInterface> | |
| 261 PeerConnectionFactory::CreatePeerConnection( | |
| 262 const PeerConnectionInterface::RTCConfiguration& configuration, | |
| 263 std::unique_ptr<cricket::PortAllocator> allocator, | |
| 264 std::unique_ptr<rtc::RTCCertificateGeneratorInterface> cert_generator, | |
| 265 PeerConnectionObserver* observer) { | |
| 266 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 267 | |
| 268 if (!cert_generator.get()) { | |
| 269 // No certificate generator specified, use the default one. | |
| 270 cert_generator.reset( | |
| 271 new rtc::RTCCertificateGenerator(signaling_thread_, network_thread_)); | |
| 272 } | |
| 273 | |
| 274 if (!allocator) { | |
| 275 allocator.reset(new cricket::BasicPortAllocator( | |
| 276 default_network_manager_.get(), default_socket_factory_.get())); | |
| 277 } | |
| 278 network_thread_->Invoke<void>( | |
| 279 RTC_FROM_HERE, rtc::Bind(&cricket::PortAllocator::SetNetworkIgnoreMask, | |
| 280 allocator.get(), options_.network_ignore_mask)); | |
| 281 | |
| 282 rtc::scoped_refptr<PeerConnection> pc( | |
| 283 new rtc::RefCountedObject<PeerConnection>(this)); | |
| 284 | |
| 285 if (!pc->Initialize(configuration, std::move(allocator), | |
| 286 std::move(cert_generator), observer)) { | |
| 287 return nullptr; | |
| 288 } | |
| 289 return PeerConnectionProxy::Create(signaling_thread(), pc); | |
| 290 } | |
| 291 | |
| 292 rtc::scoped_refptr<MediaStreamInterface> | |
| 293 PeerConnectionFactory::CreateLocalMediaStream(const std::string& label) { | |
| 294 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 295 return MediaStreamProxy::Create(signaling_thread_, | |
| 296 MediaStream::Create(label)); | |
| 297 } | |
| 298 | |
| 299 rtc::scoped_refptr<VideoTrackInterface> PeerConnectionFactory::CreateVideoTrack( | |
| 300 const std::string& id, | |
| 301 VideoTrackSourceInterface* source) { | |
| 302 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 303 rtc::scoped_refptr<VideoTrackInterface> track( | |
| 304 VideoTrack::Create(id, source)); | |
| 305 return VideoTrackProxy::Create(signaling_thread_, worker_thread_, track); | |
| 306 } | |
| 307 | |
| 308 rtc::scoped_refptr<AudioTrackInterface> | |
| 309 PeerConnectionFactory::CreateAudioTrack(const std::string& id, | |
| 310 AudioSourceInterface* source) { | |
| 311 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 312 rtc::scoped_refptr<AudioTrackInterface> track(AudioTrack::Create(id, source)); | |
| 313 return AudioTrackProxy::Create(signaling_thread_, track); | |
| 314 } | |
| 315 | |
| 316 webrtc::MediaControllerInterface* PeerConnectionFactory::CreateMediaController( | |
| 317 const cricket::MediaConfig& config, | |
| 318 webrtc::RtcEventLog* event_log) const { | |
| 319 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 320 return MediaControllerInterface::Create(config, worker_thread_, | |
| 321 channel_manager_.get(), event_log); | |
| 322 } | |
| 323 | |
| 324 cricket::TransportController* PeerConnectionFactory::CreateTransportController( | |
| 325 cricket::PortAllocator* port_allocator, | |
| 326 bool redetermine_role_on_ice_restart) { | |
| 327 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 328 return new cricket::TransportController(signaling_thread_, network_thread_, | |
| 329 port_allocator, | |
| 330 redetermine_role_on_ice_restart); | |
| 331 } | |
| 332 | |
| 333 rtc::Thread* PeerConnectionFactory::signaling_thread() { | |
| 334 // This method can be called on a different thread when the factory is | |
| 335 // created in CreatePeerConnectionFactory(). | |
| 336 return signaling_thread_; | |
| 337 } | |
| 338 | |
| 339 rtc::Thread* PeerConnectionFactory::worker_thread() { | |
| 340 RTC_DCHECK(signaling_thread_->IsCurrent()); | |
| 341 return worker_thread_; | |
| 342 } | |
| 343 | |
| 344 rtc::Thread* PeerConnectionFactory::network_thread() { | |
| 345 return network_thread_; | |
| 346 } | |
| 347 | |
| 348 cricket::MediaEngineInterface* PeerConnectionFactory::CreateMediaEngine_w() { | |
| 349 RTC_DCHECK(worker_thread_ == rtc::Thread::Current()); | |
| 350 return cricket::WebRtcMediaEngineFactory::Create( | |
| 351 default_adm_.get(), audio_decoder_factory_, video_encoder_factory_.get(), | |
| 352 video_decoder_factory_.get(), external_audio_mixer_); | |
| 353 } | |
| 354 | |
| 355 } // namespace webrtc | |
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Chromium Code Reviews
Issue 2514883002:
Create //webrtc/api:libjingle_peerconnection_api + refactorings. (Closed)
