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| 1 /* | |
| 2 * libjingle | |
| 3 * Copyright 2012 Google Inc. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright notice, | |
| 9 * this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 11 * this list of conditions and the following disclaimer in the documentation | |
| 12 * and/or other materials provided with the distribution. | |
| 13 * 3. The name of the author may not be used to endorse or promote products | |
| 14 * derived from this software without specific prior written permission. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
| 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
| 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
| 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
| 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
| 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #include "talk/examples/peerconnection/client/conductor.h" | |
| 29 | |
| 30 #include <utility> | |
| 31 #include <vector> | |
| 32 | |
| 33 #include "talk/app/webrtc/videosourceinterface.h" | |
| 34 #include "talk/examples/peerconnection/client/defaults.h" | |
| 35 #include "talk/media/devices/devicemanager.h" | |
| 36 #include "talk/app/webrtc/test/fakeconstraints.h" | |
| 37 #include "webrtc/base/common.h" | |
| 38 #include "webrtc/base/json.h" | |
| 39 #include "webrtc/base/logging.h" | |
| 40 | |
| 41 // Names used for a IceCandidate JSON object. | |
| 42 const char kCandidateSdpMidName[] = "sdpMid"; | |
| 43 const char kCandidateSdpMlineIndexName[] = "sdpMLineIndex"; | |
| 44 const char kCandidateSdpName[] = "candidate"; | |
| 45 | |
| 46 // Names used for a SessionDescription JSON object. | |
| 47 const char kSessionDescriptionTypeName[] = "type"; | |
| 48 const char kSessionDescriptionSdpName[] = "sdp"; | |
| 49 | |
| 50 #define DTLS_ON true | |
| 51 #define DTLS_OFF false | |
| 52 | |
| 53 class DummySetSessionDescriptionObserver | |
| 54 : public webrtc::SetSessionDescriptionObserver { | |
| 55 public: | |
| 56 static DummySetSessionDescriptionObserver* Create() { | |
| 57 return | |
| 58 new rtc::RefCountedObject<DummySetSessionDescriptionObserver>(); | |
| 59 } | |
| 60 virtual void OnSuccess() { | |
| 61 LOG(INFO) << __FUNCTION__; | |
| 62 } | |
| 63 virtual void OnFailure(const std::string& error) { | |
| 64 LOG(INFO) << __FUNCTION__ << " " << error; | |
| 65 } | |
| 66 | |
| 67 protected: | |
| 68 DummySetSessionDescriptionObserver() {} | |
| 69 ~DummySetSessionDescriptionObserver() {} | |
| 70 }; | |
| 71 | |
| 72 Conductor::Conductor(PeerConnectionClient* client, MainWindow* main_wnd) | |
| 73 : peer_id_(-1), | |
| 74 loopback_(false), | |
| 75 client_(client), | |
| 76 main_wnd_(main_wnd) { | |
| 77 client_->RegisterObserver(this); | |
| 78 main_wnd->RegisterObserver(this); | |
| 79 } | |
| 80 | |
| 81 Conductor::~Conductor() { | |
| 82 ASSERT(peer_connection_.get() == NULL); | |
| 83 } | |
| 84 | |
| 85 bool Conductor::connection_active() const { | |
| 86 return peer_connection_.get() != NULL; | |
| 87 } | |
| 88 | |
| 89 void Conductor::Close() { | |
| 90 client_->SignOut(); | |
| 91 DeletePeerConnection(); | |
| 92 } | |
| 93 | |
| 94 bool Conductor::InitializePeerConnection() { | |
| 95 ASSERT(peer_connection_factory_.get() == NULL); | |
| 96 ASSERT(peer_connection_.get() == NULL); | |
| 97 | |
| 98 peer_connection_factory_ = webrtc::CreatePeerConnectionFactory(); | |
| 99 | |
| 100 if (!peer_connection_factory_.get()) { | |
| 101 main_wnd_->MessageBox("Error", | |
| 102 "Failed to initialize PeerConnectionFactory", true); | |
| 103 DeletePeerConnection(); | |
| 104 return false; | |
| 105 } | |
| 106 | |
| 107 if (!CreatePeerConnection(DTLS_ON)) { | |
| 108 main_wnd_->MessageBox("Error", | |
| 109 "CreatePeerConnection failed", true); | |
| 110 DeletePeerConnection(); | |
| 111 } | |
| 112 AddStreams(); | |
| 113 return peer_connection_.get() != NULL; | |
| 114 } | |
| 115 | |
| 116 bool Conductor::ReinitializePeerConnectionForLoopback() { | |
| 117 loopback_ = true; | |
| 118 rtc::scoped_refptr<webrtc::StreamCollectionInterface> streams( | |
| 119 peer_connection_->local_streams()); | |
| 120 peer_connection_ = NULL; | |
| 121 if (CreatePeerConnection(DTLS_OFF)) { | |
| 122 for (size_t i = 0; i < streams->count(); ++i) | |
| 123 peer_connection_->AddStream(streams->at(i)); | |
| 124 peer_connection_->CreateOffer(this, NULL); | |
| 125 } | |
| 126 return peer_connection_.get() != NULL; | |
| 127 } | |
| 128 | |
| 129 bool Conductor::CreatePeerConnection(bool dtls) { | |
| 130 ASSERT(peer_connection_factory_.get() != NULL); | |
| 131 ASSERT(peer_connection_.get() == NULL); | |
| 132 | |
| 133 webrtc::PeerConnectionInterface::IceServers servers; | |
| 134 webrtc::PeerConnectionInterface::IceServer server; | |
| 135 server.uri = GetPeerConnectionString(); | |
| 136 servers.push_back(server); | |
| 137 | |
| 138 webrtc::FakeConstraints constraints; | |
| 139 if (dtls) { | |
| 140 constraints.AddOptional(webrtc::MediaConstraintsInterface::kEnableDtlsSrtp, | |
| 141 "true"); | |
| 142 } | |
| 143 else | |
| 144 { | |
| 145 constraints.AddOptional(webrtc::MediaConstraintsInterface::kEnableDtlsSrtp, | |
| 146 "false"); | |
| 147 } | |
| 148 | |
| 149 peer_connection_ = | |
| 150 peer_connection_factory_->CreatePeerConnection(servers, | |
| 151 &constraints, | |
| 152 NULL, | |
| 153 NULL, | |
| 154 this); | |
| 155 return peer_connection_.get() != NULL; | |
| 156 } | |
| 157 | |
| 158 void Conductor::DeletePeerConnection() { | |
| 159 peer_connection_ = NULL; | |
| 160 active_streams_.clear(); | |
| 161 main_wnd_->StopLocalRenderer(); | |
| 162 main_wnd_->StopRemoteRenderer(); | |
| 163 peer_connection_factory_ = NULL; | |
| 164 peer_id_ = -1; | |
| 165 loopback_ = false; | |
| 166 } | |
| 167 | |
| 168 void Conductor::EnsureStreamingUI() { | |
| 169 ASSERT(peer_connection_.get() != NULL); | |
| 170 if (main_wnd_->IsWindow()) { | |
| 171 if (main_wnd_->current_ui() != MainWindow::STREAMING) | |
| 172 main_wnd_->SwitchToStreamingUI(); | |
| 173 } | |
| 174 } | |
| 175 | |
| 176 // | |
| 177 // PeerConnectionObserver implementation. | |
| 178 // | |
| 179 | |
| 180 // Called when a remote stream is added | |
| 181 void Conductor::OnAddStream(webrtc::MediaStreamInterface* stream) { | |
| 182 LOG(INFO) << __FUNCTION__ << " " << stream->label(); | |
| 183 | |
| 184 stream->AddRef(); | |
| 185 main_wnd_->QueueUIThreadCallback(NEW_STREAM_ADDED, | |
| 186 stream); | |
| 187 } | |
| 188 | |
| 189 void Conductor::OnRemoveStream(webrtc::MediaStreamInterface* stream) { | |
| 190 LOG(INFO) << __FUNCTION__ << " " << stream->label(); | |
| 191 stream->AddRef(); | |
| 192 main_wnd_->QueueUIThreadCallback(STREAM_REMOVED, | |
| 193 stream); | |
| 194 } | |
| 195 | |
| 196 void Conductor::OnIceCandidate(const webrtc::IceCandidateInterface* candidate) { | |
| 197 LOG(INFO) << __FUNCTION__ << " " << candidate->sdp_mline_index(); | |
| 198 // For loopback test. To save some connecting delay. | |
| 199 if (loopback_) { | |
| 200 if (!peer_connection_->AddIceCandidate(candidate)) { | |
| 201 LOG(WARNING) << "Failed to apply the received candidate"; | |
| 202 } | |
| 203 return; | |
| 204 } | |
| 205 | |
| 206 Json::StyledWriter writer; | |
| 207 Json::Value jmessage; | |
| 208 | |
| 209 jmessage[kCandidateSdpMidName] = candidate->sdp_mid(); | |
| 210 jmessage[kCandidateSdpMlineIndexName] = candidate->sdp_mline_index(); | |
| 211 std::string sdp; | |
| 212 if (!candidate->ToString(&sdp)) { | |
| 213 LOG(LS_ERROR) << "Failed to serialize candidate"; | |
| 214 return; | |
| 215 } | |
| 216 jmessage[kCandidateSdpName] = sdp; | |
| 217 SendMessage(writer.write(jmessage)); | |
| 218 } | |
| 219 | |
| 220 // | |
| 221 // PeerConnectionClientObserver implementation. | |
| 222 // | |
| 223 | |
| 224 void Conductor::OnSignedIn() { | |
| 225 LOG(INFO) << __FUNCTION__; | |
| 226 main_wnd_->SwitchToPeerList(client_->peers()); | |
| 227 } | |
| 228 | |
| 229 void Conductor::OnDisconnected() { | |
| 230 LOG(INFO) << __FUNCTION__; | |
| 231 | |
| 232 DeletePeerConnection(); | |
| 233 | |
| 234 if (main_wnd_->IsWindow()) | |
| 235 main_wnd_->SwitchToConnectUI(); | |
| 236 } | |
| 237 | |
| 238 void Conductor::OnPeerConnected(int id, const std::string& name) { | |
| 239 LOG(INFO) << __FUNCTION__; | |
| 240 // Refresh the list if we're showing it. | |
| 241 if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) | |
| 242 main_wnd_->SwitchToPeerList(client_->peers()); | |
| 243 } | |
| 244 | |
| 245 void Conductor::OnPeerDisconnected(int id) { | |
| 246 LOG(INFO) << __FUNCTION__; | |
| 247 if (id == peer_id_) { | |
| 248 LOG(INFO) << "Our peer disconnected"; | |
| 249 main_wnd_->QueueUIThreadCallback(PEER_CONNECTION_CLOSED, NULL); | |
| 250 } else { | |
| 251 // Refresh the list if we're showing it. | |
| 252 if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) | |
| 253 main_wnd_->SwitchToPeerList(client_->peers()); | |
| 254 } | |
| 255 } | |
| 256 | |
| 257 void Conductor::OnMessageFromPeer(int peer_id, const std::string& message) { | |
| 258 ASSERT(peer_id_ == peer_id || peer_id_ == -1); | |
| 259 ASSERT(!message.empty()); | |
| 260 | |
| 261 if (!peer_connection_.get()) { | |
| 262 ASSERT(peer_id_ == -1); | |
| 263 peer_id_ = peer_id; | |
| 264 | |
| 265 if (!InitializePeerConnection()) { | |
| 266 LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; | |
| 267 client_->SignOut(); | |
| 268 return; | |
| 269 } | |
| 270 } else if (peer_id != peer_id_) { | |
| 271 ASSERT(peer_id_ != -1); | |
| 272 LOG(WARNING) << "Received a message from unknown peer while already in a " | |
| 273 "conversation with a different peer."; | |
| 274 return; | |
| 275 } | |
| 276 | |
| 277 Json::Reader reader; | |
| 278 Json::Value jmessage; | |
| 279 if (!reader.parse(message, jmessage)) { | |
| 280 LOG(WARNING) << "Received unknown message. " << message; | |
| 281 return; | |
| 282 } | |
| 283 std::string type; | |
| 284 std::string json_object; | |
| 285 | |
| 286 rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionTypeName, &type); | |
| 287 if (!type.empty()) { | |
| 288 if (type == "offer-loopback") { | |
| 289 // This is a loopback call. | |
| 290 // Recreate the peerconnection with DTLS disabled. | |
| 291 if (!ReinitializePeerConnectionForLoopback()) { | |
| 292 LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; | |
| 293 DeletePeerConnection(); | |
| 294 client_->SignOut(); | |
| 295 } | |
| 296 return; | |
| 297 } | |
| 298 | |
| 299 std::string sdp; | |
| 300 if (!rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionSdpName, | |
| 301 &sdp)) { | |
| 302 LOG(WARNING) << "Can't parse received session description message."; | |
| 303 return; | |
| 304 } | |
| 305 webrtc::SessionDescriptionInterface* session_description( | |
| 306 webrtc::CreateSessionDescription(type, sdp)); | |
| 307 if (!session_description) { | |
| 308 LOG(WARNING) << "Can't parse received session description message."; | |
| 309 return; | |
| 310 } | |
| 311 LOG(INFO) << " Received session description :" << message; | |
| 312 peer_connection_->SetRemoteDescription( | |
| 313 DummySetSessionDescriptionObserver::Create(), session_description); | |
| 314 if (session_description->type() == | |
| 315 webrtc::SessionDescriptionInterface::kOffer) { | |
| 316 peer_connection_->CreateAnswer(this, NULL); | |
| 317 } | |
| 318 return; | |
| 319 } else { | |
| 320 std::string sdp_mid; | |
| 321 int sdp_mlineindex = 0; | |
| 322 std::string sdp; | |
| 323 if (!rtc::GetStringFromJsonObject(jmessage, kCandidateSdpMidName, | |
| 324 &sdp_mid) || | |
| 325 !rtc::GetIntFromJsonObject(jmessage, kCandidateSdpMlineIndexName, | |
| 326 &sdp_mlineindex) || | |
| 327 !rtc::GetStringFromJsonObject(jmessage, kCandidateSdpName, &sdp)) { | |
| 328 LOG(WARNING) << "Can't parse received message."; | |
| 329 return; | |
| 330 } | |
| 331 rtc::scoped_ptr<webrtc::IceCandidateInterface> candidate( | |
| 332 webrtc::CreateIceCandidate(sdp_mid, sdp_mlineindex, sdp)); | |
| 333 if (!candidate.get()) { | |
| 334 LOG(WARNING) << "Can't parse received candidate message."; | |
| 335 return; | |
| 336 } | |
| 337 if (!peer_connection_->AddIceCandidate(candidate.get())) { | |
| 338 LOG(WARNING) << "Failed to apply the received candidate"; | |
| 339 return; | |
| 340 } | |
| 341 LOG(INFO) << " Received candidate :" << message; | |
| 342 return; | |
| 343 } | |
| 344 } | |
| 345 | |
| 346 void Conductor::OnMessageSent(int err) { | |
| 347 // Process the next pending message if any. | |
| 348 main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, NULL); | |
| 349 } | |
| 350 | |
| 351 void Conductor::OnServerConnectionFailure() { | |
| 352 main_wnd_->MessageBox("Error", ("Failed to connect to " + server_).c_str(), | |
| 353 true); | |
| 354 } | |
| 355 | |
| 356 // | |
| 357 // MainWndCallback implementation. | |
| 358 // | |
| 359 | |
| 360 void Conductor::StartLogin(const std::string& server, int port) { | |
| 361 if (client_->is_connected()) | |
| 362 return; | |
| 363 server_ = server; | |
| 364 client_->Connect(server, port, GetPeerName()); | |
| 365 } | |
| 366 | |
| 367 void Conductor::DisconnectFromServer() { | |
| 368 if (client_->is_connected()) | |
| 369 client_->SignOut(); | |
| 370 } | |
| 371 | |
| 372 void Conductor::ConnectToPeer(int peer_id) { | |
| 373 ASSERT(peer_id_ == -1); | |
| 374 ASSERT(peer_id != -1); | |
| 375 | |
| 376 if (peer_connection_.get()) { | |
| 377 main_wnd_->MessageBox("Error", | |
| 378 "We only support connecting to one peer at a time", true); | |
| 379 return; | |
| 380 } | |
| 381 | |
| 382 if (InitializePeerConnection()) { | |
| 383 peer_id_ = peer_id; | |
| 384 peer_connection_->CreateOffer(this, NULL); | |
| 385 } else { | |
| 386 main_wnd_->MessageBox("Error", "Failed to initialize PeerConnection", true); | |
| 387 } | |
| 388 } | |
| 389 | |
| 390 cricket::VideoCapturer* Conductor::OpenVideoCaptureDevice() { | |
| 391 rtc::scoped_ptr<cricket::DeviceManagerInterface> dev_manager( | |
| 392 cricket::DeviceManagerFactory::Create()); | |
| 393 if (!dev_manager->Init()) { | |
| 394 LOG(LS_ERROR) << "Can't create device manager"; | |
| 395 return NULL; | |
| 396 } | |
| 397 std::vector<cricket::Device> devs; | |
| 398 if (!dev_manager->GetVideoCaptureDevices(&devs)) { | |
| 399 LOG(LS_ERROR) << "Can't enumerate video devices"; | |
| 400 return NULL; | |
| 401 } | |
| 402 std::vector<cricket::Device>::iterator dev_it = devs.begin(); | |
| 403 cricket::VideoCapturer* capturer = NULL; | |
| 404 for (; dev_it != devs.end(); ++dev_it) { | |
| 405 capturer = dev_manager->CreateVideoCapturer(*dev_it); | |
| 406 if (capturer != NULL) | |
| 407 break; | |
| 408 } | |
| 409 return capturer; | |
| 410 } | |
| 411 | |
| 412 void Conductor::AddStreams() { | |
| 413 if (active_streams_.find(kStreamLabel) != active_streams_.end()) | |
| 414 return; // Already added. | |
| 415 | |
| 416 rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( | |
| 417 peer_connection_factory_->CreateAudioTrack( | |
| 418 kAudioLabel, peer_connection_factory_->CreateAudioSource(NULL))); | |
| 419 | |
| 420 rtc::scoped_refptr<webrtc::VideoTrackInterface> video_track( | |
| 421 peer_connection_factory_->CreateVideoTrack( | |
| 422 kVideoLabel, | |
| 423 peer_connection_factory_->CreateVideoSource(OpenVideoCaptureDevice(), | |
| 424 NULL))); | |
| 425 main_wnd_->StartLocalRenderer(video_track); | |
| 426 | |
| 427 rtc::scoped_refptr<webrtc::MediaStreamInterface> stream = | |
| 428 peer_connection_factory_->CreateLocalMediaStream(kStreamLabel); | |
| 429 | |
| 430 stream->AddTrack(audio_track); | |
| 431 stream->AddTrack(video_track); | |
| 432 if (!peer_connection_->AddStream(stream)) { | |
| 433 LOG(LS_ERROR) << "Adding stream to PeerConnection failed"; | |
| 434 } | |
| 435 typedef std::pair<std::string, | |
| 436 rtc::scoped_refptr<webrtc::MediaStreamInterface> > | |
| 437 MediaStreamPair; | |
| 438 active_streams_.insert(MediaStreamPair(stream->label(), stream)); | |
| 439 main_wnd_->SwitchToStreamingUI(); | |
| 440 } | |
| 441 | |
| 442 void Conductor::DisconnectFromCurrentPeer() { | |
| 443 LOG(INFO) << __FUNCTION__; | |
| 444 if (peer_connection_.get()) { | |
| 445 client_->SendHangUp(peer_id_); | |
| 446 DeletePeerConnection(); | |
| 447 } | |
| 448 | |
| 449 if (main_wnd_->IsWindow()) | |
| 450 main_wnd_->SwitchToPeerList(client_->peers()); | |
| 451 } | |
| 452 | |
| 453 void Conductor::UIThreadCallback(int msg_id, void* data) { | |
| 454 switch (msg_id) { | |
| 455 case PEER_CONNECTION_CLOSED: | |
| 456 LOG(INFO) << "PEER_CONNECTION_CLOSED"; | |
| 457 DeletePeerConnection(); | |
| 458 | |
| 459 ASSERT(active_streams_.empty()); | |
| 460 | |
| 461 if (main_wnd_->IsWindow()) { | |
| 462 if (client_->is_connected()) { | |
| 463 main_wnd_->SwitchToPeerList(client_->peers()); | |
| 464 } else { | |
| 465 main_wnd_->SwitchToConnectUI(); | |
| 466 } | |
| 467 } else { | |
| 468 DisconnectFromServer(); | |
| 469 } | |
| 470 break; | |
| 471 | |
| 472 case SEND_MESSAGE_TO_PEER: { | |
| 473 LOG(INFO) << "SEND_MESSAGE_TO_PEER"; | |
| 474 std::string* msg = reinterpret_cast<std::string*>(data); | |
| 475 if (msg) { | |
| 476 // For convenience, we always run the message through the queue. | |
| 477 // This way we can be sure that messages are sent to the server | |
| 478 // in the same order they were signaled without much hassle. | |
| 479 pending_messages_.push_back(msg); | |
| 480 } | |
| 481 | |
| 482 if (!pending_messages_.empty() && !client_->IsSendingMessage()) { | |
| 483 msg = pending_messages_.front(); | |
| 484 pending_messages_.pop_front(); | |
| 485 | |
| 486 if (!client_->SendToPeer(peer_id_, *msg) && peer_id_ != -1) { | |
| 487 LOG(LS_ERROR) << "SendToPeer failed"; | |
| 488 DisconnectFromServer(); | |
| 489 } | |
| 490 delete msg; | |
| 491 } | |
| 492 | |
| 493 if (!peer_connection_.get()) | |
| 494 peer_id_ = -1; | |
| 495 | |
| 496 break; | |
| 497 } | |
| 498 | |
| 499 case NEW_STREAM_ADDED: { | |
| 500 webrtc::MediaStreamInterface* stream = | |
| 501 reinterpret_cast<webrtc::MediaStreamInterface*>( | |
| 502 data); | |
| 503 webrtc::VideoTrackVector tracks = stream->GetVideoTracks(); | |
| 504 // Only render the first track. | |
| 505 if (!tracks.empty()) { | |
| 506 webrtc::VideoTrackInterface* track = tracks[0]; | |
| 507 main_wnd_->StartRemoteRenderer(track); | |
| 508 } | |
| 509 stream->Release(); | |
| 510 break; | |
| 511 } | |
| 512 | |
| 513 case STREAM_REMOVED: { | |
| 514 // Remote peer stopped sending a stream. | |
| 515 webrtc::MediaStreamInterface* stream = | |
| 516 reinterpret_cast<webrtc::MediaStreamInterface*>( | |
| 517 data); | |
| 518 stream->Release(); | |
| 519 break; | |
| 520 } | |
| 521 | |
| 522 default: | |
| 523 ASSERT(false); | |
| 524 break; | |
| 525 } | |
| 526 } | |
| 527 | |
| 528 void Conductor::OnSuccess(webrtc::SessionDescriptionInterface* desc) { | |
| 529 peer_connection_->SetLocalDescription( | |
| 530 DummySetSessionDescriptionObserver::Create(), desc); | |
| 531 | |
| 532 std::string sdp; | |
| 533 desc->ToString(&sdp); | |
| 534 | |
| 535 // For loopback test. To save some connecting delay. | |
| 536 if (loopback_) { | |
| 537 // Replace message type from "offer" to "answer" | |
| 538 webrtc::SessionDescriptionInterface* session_description( | |
| 539 webrtc::CreateSessionDescription("answer", sdp)); | |
| 540 peer_connection_->SetRemoteDescription( | |
| 541 DummySetSessionDescriptionObserver::Create(), session_description); | |
| 542 return; | |
| 543 } | |
| 544 | |
| 545 Json::StyledWriter writer; | |
| 546 Json::Value jmessage; | |
| 547 jmessage[kSessionDescriptionTypeName] = desc->type(); | |
| 548 jmessage[kSessionDescriptionSdpName] = sdp; | |
| 549 SendMessage(writer.write(jmessage)); | |
| 550 } | |
| 551 | |
| 552 void Conductor::OnFailure(const std::string& error) { | |
| 553 LOG(LERROR) << error; | |
| 554 } | |
| 555 | |
| 556 void Conductor::SendMessage(const std::string& json_object) { | |
| 557 std::string* msg = new std::string(json_object); | |
| 558 main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, msg); | |
| 559 } | |
| OLD | NEW |
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Chromium Code Reviews
Issue 1235563006:
Move talk/examples/* to webrtc/examples. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master