henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
Donald E Curtis | a873644 | 2015-08-05 15:48:13 -0700 | [diff] [blame] | 2 | * Copyright 2012 The WebRTC Project Authors. All rights reserved. |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 3 | * |
Donald E Curtis | a873644 | 2015-08-05 15:48:13 -0700 | [diff] [blame] | 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. |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 11 | #include "examples/peerconnection/client/conductor.h" |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 12 | |
kwiberg | bfefb03 | 2016-05-01 14:53:46 -0700 | [diff] [blame] | 13 | #include <memory> |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 14 | #include <utility> |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 15 | #include <vector> |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 16 | |
Karl Wiberg | 1b0eae3 | 2017-10-17 14:48:54 +0200 | [diff] [blame] | 17 | #include "api/audio_codecs/builtin_audio_decoder_factory.h" |
| 18 | #include "api/audio_codecs/builtin_audio_encoder_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 19 | #include "api/test/fakeconstraints.h" |
| 20 | #include "examples/peerconnection/client/defaults.h" |
| 21 | #include "media/engine/webrtcvideocapturerfactory.h" |
| 22 | #include "modules/video_capture/video_capture_factory.h" |
| 23 | #include "rtc_base/checks.h" |
| 24 | #include "rtc_base/json.h" |
| 25 | #include "rtc_base/logging.h" |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 26 | |
| 27 | // Names used for a IceCandidate JSON object. |
| 28 | const char kCandidateSdpMidName[] = "sdpMid"; |
| 29 | const char kCandidateSdpMlineIndexName[] = "sdpMLineIndex"; |
| 30 | const char kCandidateSdpName[] = "candidate"; |
| 31 | |
| 32 | // Names used for a SessionDescription JSON object. |
| 33 | const char kSessionDescriptionTypeName[] = "type"; |
| 34 | const char kSessionDescriptionSdpName[] = "sdp"; |
| 35 | |
| 36 | class DummySetSessionDescriptionObserver |
| 37 | : public webrtc::SetSessionDescriptionObserver { |
| 38 | public: |
| 39 | static DummySetSessionDescriptionObserver* Create() { |
| 40 | return |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame] | 41 | new rtc::RefCountedObject<DummySetSessionDescriptionObserver>(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 42 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 43 | virtual void OnSuccess() { RTC_LOG(INFO) << __FUNCTION__; } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 44 | virtual void OnFailure(const std::string& error) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 45 | RTC_LOG(INFO) << __FUNCTION__ << " " << error; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 46 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 47 | }; |
| 48 | |
| 49 | Conductor::Conductor(PeerConnectionClient* client, MainWindow* main_wnd) |
| 50 | : peer_id_(-1), |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 51 | loopback_(false), |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 52 | client_(client), |
| 53 | main_wnd_(main_wnd) { |
| 54 | client_->RegisterObserver(this); |
| 55 | main_wnd->RegisterObserver(this); |
| 56 | } |
| 57 | |
| 58 | Conductor::~Conductor() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 59 | RTC_DCHECK(!peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | bool Conductor::connection_active() const { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 63 | return peer_connection_ != nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | void Conductor::Close() { |
| 67 | client_->SignOut(); |
| 68 | DeletePeerConnection(); |
| 69 | } |
| 70 | |
| 71 | bool Conductor::InitializePeerConnection() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 72 | RTC_DCHECK(!peer_connection_factory_); |
| 73 | RTC_DCHECK(!peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 74 | |
Karl Wiberg | 1b0eae3 | 2017-10-17 14:48:54 +0200 | [diff] [blame] | 75 | peer_connection_factory_ = webrtc::CreatePeerConnectionFactory( |
| 76 | webrtc::CreateBuiltinAudioEncoderFactory(), |
| 77 | webrtc::CreateBuiltinAudioDecoderFactory()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 78 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 79 | if (!peer_connection_factory_) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 80 | main_wnd_->MessageBox("Error", |
| 81 | "Failed to initialize PeerConnectionFactory", true); |
| 82 | DeletePeerConnection(); |
| 83 | return false; |
| 84 | } |
| 85 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 86 | if (!CreatePeerConnection(/*dtls=*/true)) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 87 | main_wnd_->MessageBox("Error", |
| 88 | "CreatePeerConnection failed", true); |
| 89 | DeletePeerConnection(); |
| 90 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 91 | |
| 92 | AddTracks(); |
| 93 | |
| 94 | return peer_connection_ != nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 95 | } |
| 96 | |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 97 | bool Conductor::ReinitializePeerConnectionForLoopback() { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 98 | loopback_ = true; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 99 | std::vector<rtc::scoped_refptr<webrtc::RtpSenderInterface>> senders = |
| 100 | peer_connection_->GetSenders(); |
| 101 | peer_connection_ = nullptr; |
| 102 | if (CreatePeerConnection(/*dtls=*/false)) { |
| 103 | for (const auto& sender : senders) { |
| 104 | peer_connection_->AddTrack(sender->track(), sender->stream_ids()); |
| 105 | } |
| 106 | peer_connection_->CreateOffer( |
| 107 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 108 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 109 | return peer_connection_ != nullptr; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 110 | } |
| 111 | |
| 112 | bool Conductor::CreatePeerConnection(bool dtls) { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 113 | RTC_DCHECK(peer_connection_factory_); |
| 114 | RTC_DCHECK(!peer_connection_); |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 115 | |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 116 | webrtc::PeerConnectionInterface::RTCConfiguration config; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 117 | config.sdp_semantics = webrtc::SdpSemantics::kUnifiedPlan; |
| 118 | config.enable_dtls_srtp = dtls; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 119 | webrtc::PeerConnectionInterface::IceServer server; |
| 120 | server.uri = GetPeerConnectionString(); |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 121 | config.servers.push_back(server); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 122 | |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 123 | peer_connection_ = peer_connection_factory_->CreatePeerConnection( |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 124 | config, nullptr, nullptr, this); |
| 125 | return peer_connection_ != nullptr; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 126 | } |
| 127 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 128 | void Conductor::DeletePeerConnection() { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 129 | main_wnd_->StopLocalRenderer(); |
| 130 | main_wnd_->StopRemoteRenderer(); |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 131 | peer_connection_ = nullptr; |
| 132 | peer_connection_factory_ = nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 133 | peer_id_ = -1; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 134 | loopback_ = false; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 135 | } |
| 136 | |
| 137 | void Conductor::EnsureStreamingUI() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 138 | RTC_DCHECK(peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 139 | if (main_wnd_->IsWindow()) { |
| 140 | if (main_wnd_->current_ui() != MainWindow::STREAMING) |
| 141 | main_wnd_->SwitchToStreamingUI(); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | // |
| 146 | // PeerConnectionObserver implementation. |
| 147 | // |
| 148 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 149 | void Conductor::OnAddTrack( |
| 150 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver, |
| 151 | const std::vector<rtc::scoped_refptr<webrtc::MediaStreamInterface>>& |
| 152 | streams) { |
| 153 | RTC_LOG(INFO) << __FUNCTION__ << " " << receiver->id(); |
| 154 | main_wnd_->QueueUIThreadCallback(NEW_TRACK_ADDED, |
| 155 | receiver->track().release()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 156 | } |
| 157 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 158 | void Conductor::OnRemoveTrack( |
| 159 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver) { |
| 160 | RTC_LOG(INFO) << __FUNCTION__ << " " << receiver->id(); |
| 161 | main_wnd_->QueueUIThreadCallback(TRACK_REMOVED, receiver->track().release()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 162 | } |
| 163 | |
| 164 | void Conductor::OnIceCandidate(const webrtc::IceCandidateInterface* candidate) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 165 | RTC_LOG(INFO) << __FUNCTION__ << " " << candidate->sdp_mline_index(); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 166 | // For loopback test. To save some connecting delay. |
| 167 | if (loopback_) { |
| 168 | if (!peer_connection_->AddIceCandidate(candidate)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 169 | RTC_LOG(WARNING) << "Failed to apply the received candidate"; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 170 | } |
| 171 | return; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 172 | } |
| 173 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 174 | Json::StyledWriter writer; |
| 175 | Json::Value jmessage; |
| 176 | |
| 177 | jmessage[kCandidateSdpMidName] = candidate->sdp_mid(); |
| 178 | jmessage[kCandidateSdpMlineIndexName] = candidate->sdp_mline_index(); |
| 179 | std::string sdp; |
| 180 | if (!candidate->ToString(&sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 181 | RTC_LOG(LS_ERROR) << "Failed to serialize candidate"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 182 | return; |
| 183 | } |
| 184 | jmessage[kCandidateSdpName] = sdp; |
| 185 | SendMessage(writer.write(jmessage)); |
| 186 | } |
| 187 | |
| 188 | // |
| 189 | // PeerConnectionClientObserver implementation. |
| 190 | // |
| 191 | |
| 192 | void Conductor::OnSignedIn() { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 193 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 194 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 195 | } |
| 196 | |
| 197 | void Conductor::OnDisconnected() { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 198 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 199 | |
| 200 | DeletePeerConnection(); |
| 201 | |
| 202 | if (main_wnd_->IsWindow()) |
| 203 | main_wnd_->SwitchToConnectUI(); |
| 204 | } |
| 205 | |
| 206 | void Conductor::OnPeerConnected(int id, const std::string& name) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 207 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 208 | // Refresh the list if we're showing it. |
| 209 | if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) |
| 210 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 211 | } |
| 212 | |
| 213 | void Conductor::OnPeerDisconnected(int id) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 214 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 215 | if (id == peer_id_) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 216 | RTC_LOG(INFO) << "Our peer disconnected"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 217 | main_wnd_->QueueUIThreadCallback(PEER_CONNECTION_CLOSED, NULL); |
| 218 | } else { |
| 219 | // Refresh the list if we're showing it. |
| 220 | if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) |
| 221 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | void Conductor::OnMessageFromPeer(int peer_id, const std::string& message) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 226 | RTC_DCHECK(peer_id_ == peer_id || peer_id_ == -1); |
| 227 | RTC_DCHECK(!message.empty()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 228 | |
| 229 | if (!peer_connection_.get()) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 230 | RTC_DCHECK(peer_id_ == -1); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 231 | peer_id_ = peer_id; |
| 232 | |
| 233 | if (!InitializePeerConnection()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 234 | RTC_LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 235 | client_->SignOut(); |
| 236 | return; |
| 237 | } |
| 238 | } else if (peer_id != peer_id_) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 239 | RTC_DCHECK(peer_id_ != -1); |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 240 | RTC_LOG(WARNING) |
| 241 | << "Received a message from unknown peer while already in a " |
| 242 | "conversation with a different peer."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 243 | return; |
| 244 | } |
| 245 | |
| 246 | Json::Reader reader; |
| 247 | Json::Value jmessage; |
| 248 | if (!reader.parse(message, jmessage)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 249 | RTC_LOG(WARNING) << "Received unknown message. " << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 250 | return; |
| 251 | } |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 252 | std::string type_str; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 253 | std::string json_object; |
| 254 | |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 255 | rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionTypeName, |
| 256 | &type_str); |
| 257 | if (!type_str.empty()) { |
| 258 | if (type_str == "offer-loopback") { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 259 | // This is a loopback call. |
| 260 | // Recreate the peerconnection with DTLS disabled. |
| 261 | if (!ReinitializePeerConnectionForLoopback()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 262 | RTC_LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 263 | DeletePeerConnection(); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 264 | client_->SignOut(); |
| 265 | } |
| 266 | return; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 267 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 268 | rtc::Optional<webrtc::SdpType> type_maybe = |
| 269 | webrtc::SdpTypeFromString(type_str); |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 270 | if (!type_maybe) { |
| 271 | RTC_LOG(LS_ERROR) << "Unknown SDP type: " << type_str; |
| 272 | return; |
| 273 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 274 | webrtc::SdpType type = *type_maybe; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 275 | std::string sdp; |
Thiago Farina | cb76b89 | 2015-04-02 09:59:15 +0000 | [diff] [blame] | 276 | if (!rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionSdpName, |
| 277 | &sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 278 | RTC_LOG(WARNING) << "Can't parse received session description message."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 279 | return; |
| 280 | } |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 281 | webrtc::SdpParseError error; |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 282 | std::unique_ptr<webrtc::SessionDescriptionInterface> session_description = |
| 283 | webrtc::CreateSessionDescription(type, sdp, &error); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 284 | if (!session_description) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 285 | RTC_LOG(WARNING) << "Can't parse received session description message. " |
| 286 | << "SdpParseError was: " << error.description; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 287 | return; |
| 288 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 289 | RTC_LOG(INFO) << " Received session description :" << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 290 | peer_connection_->SetRemoteDescription( |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 291 | DummySetSessionDescriptionObserver::Create(), |
| 292 | session_description.release()); |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 293 | if (type == webrtc::SdpType::kOffer) { |
| 294 | peer_connection_->CreateAnswer( |
| 295 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 296 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 297 | } else { |
| 298 | std::string sdp_mid; |
| 299 | int sdp_mlineindex = 0; |
| 300 | std::string sdp; |
Thiago Farina | cb76b89 | 2015-04-02 09:59:15 +0000 | [diff] [blame] | 301 | if (!rtc::GetStringFromJsonObject(jmessage, kCandidateSdpMidName, |
| 302 | &sdp_mid) || |
| 303 | !rtc::GetIntFromJsonObject(jmessage, kCandidateSdpMlineIndexName, |
| 304 | &sdp_mlineindex) || |
| 305 | !rtc::GetStringFromJsonObject(jmessage, kCandidateSdpName, &sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 306 | RTC_LOG(WARNING) << "Can't parse received message."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 307 | return; |
| 308 | } |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 309 | webrtc::SdpParseError error; |
kwiberg | bfefb03 | 2016-05-01 14:53:46 -0700 | [diff] [blame] | 310 | std::unique_ptr<webrtc::IceCandidateInterface> candidate( |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 311 | webrtc::CreateIceCandidate(sdp_mid, sdp_mlineindex, sdp, &error)); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 312 | if (!candidate.get()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 313 | RTC_LOG(WARNING) << "Can't parse received candidate message. " |
| 314 | << "SdpParseError was: " << error.description; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 315 | return; |
| 316 | } |
| 317 | if (!peer_connection_->AddIceCandidate(candidate.get())) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 318 | RTC_LOG(WARNING) << "Failed to apply the received candidate"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 319 | return; |
| 320 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 321 | RTC_LOG(INFO) << " Received candidate :" << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 322 | } |
| 323 | } |
| 324 | |
| 325 | void Conductor::OnMessageSent(int err) { |
| 326 | // Process the next pending message if any. |
| 327 | main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, NULL); |
| 328 | } |
| 329 | |
| 330 | void Conductor::OnServerConnectionFailure() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 331 | main_wnd_->MessageBox("Error", ("Failed to connect to " + server_).c_str(), |
| 332 | true); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 333 | } |
| 334 | |
| 335 | // |
| 336 | // MainWndCallback implementation. |
| 337 | // |
| 338 | |
| 339 | void Conductor::StartLogin(const std::string& server, int port) { |
| 340 | if (client_->is_connected()) |
| 341 | return; |
| 342 | server_ = server; |
| 343 | client_->Connect(server, port, GetPeerName()); |
| 344 | } |
| 345 | |
| 346 | void Conductor::DisconnectFromServer() { |
| 347 | if (client_->is_connected()) |
| 348 | client_->SignOut(); |
| 349 | } |
| 350 | |
| 351 | void Conductor::ConnectToPeer(int peer_id) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 352 | RTC_DCHECK(peer_id_ == -1); |
| 353 | RTC_DCHECK(peer_id != -1); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 354 | |
| 355 | if (peer_connection_.get()) { |
| 356 | main_wnd_->MessageBox("Error", |
| 357 | "We only support connecting to one peer at a time", true); |
| 358 | return; |
| 359 | } |
| 360 | |
| 361 | if (InitializePeerConnection()) { |
| 362 | peer_id_ = peer_id; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 363 | peer_connection_->CreateOffer( |
| 364 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 365 | } else { |
| 366 | main_wnd_->MessageBox("Error", "Failed to initialize PeerConnection", true); |
| 367 | } |
| 368 | } |
| 369 | |
deadbeef | 112b2e9 | 2017-02-10 20:13:37 -0800 | [diff] [blame] | 370 | std::unique_ptr<cricket::VideoCapturer> Conductor::OpenVideoCaptureDevice() { |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 371 | std::vector<std::string> device_names; |
| 372 | { |
| 373 | std::unique_ptr<webrtc::VideoCaptureModule::DeviceInfo> info( |
nisse | b29b9c8 | 2016-12-12 00:22:56 -0800 | [diff] [blame] | 374 | webrtc::VideoCaptureFactory::CreateDeviceInfo()); |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 375 | if (!info) { |
| 376 | return nullptr; |
| 377 | } |
| 378 | int num_devices = info->NumberOfDevices(); |
| 379 | for (int i = 0; i < num_devices; ++i) { |
| 380 | const uint32_t kSize = 256; |
| 381 | char name[kSize] = {0}; |
| 382 | char id[kSize] = {0}; |
| 383 | if (info->GetDeviceName(i, name, kSize, id, kSize) != -1) { |
| 384 | device_names.push_back(name); |
| 385 | } |
| 386 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 387 | } |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 388 | |
| 389 | cricket::WebRtcVideoDeviceCapturerFactory factory; |
deadbeef | 112b2e9 | 2017-02-10 20:13:37 -0800 | [diff] [blame] | 390 | std::unique_ptr<cricket::VideoCapturer> capturer; |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 391 | for (const auto& name : device_names) { |
| 392 | capturer = factory.Create(cricket::Device(name, 0)); |
| 393 | if (capturer) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 394 | break; |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 395 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 396 | } |
| 397 | return capturer; |
| 398 | } |
| 399 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 400 | void Conductor::AddTracks() { |
| 401 | if (!peer_connection_->GetSenders().empty()) { |
| 402 | return; // Already added tracks. |
| 403 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 404 | |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame] | 405 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 406 | peer_connection_factory_->CreateAudioTrack( |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 407 | kAudioLabel, peer_connection_factory_->CreateAudioSource(nullptr))); |
| 408 | auto result_or_error = peer_connection_->AddTrack(audio_track, {kStreamId}); |
| 409 | if (!result_or_error.ok()) { |
| 410 | RTC_LOG(LS_ERROR) << "Failed to add audio track to PeerConnection: " |
| 411 | << result_or_error.error().message(); |
| 412 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 413 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 414 | std::unique_ptr<cricket::VideoCapturer> video_device = |
| 415 | OpenVideoCaptureDevice(); |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 416 | if (video_device) { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 417 | rtc::scoped_refptr<webrtc::VideoTrackInterface> video_track_( |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 418 | peer_connection_factory_->CreateVideoTrack( |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 419 | kVideoLabel, peer_connection_factory_->CreateVideoSource( |
| 420 | std::move(video_device), nullptr))); |
| 421 | main_wnd_->StartLocalRenderer(video_track_); |
| 422 | |
| 423 | result_or_error = peer_connection_->AddTrack(video_track_, {kStreamId}); |
| 424 | if (!result_or_error.ok()) { |
| 425 | RTC_LOG(LS_ERROR) << "Failed to add video track to PeerConnection: " |
| 426 | << result_or_error.error().message(); |
| 427 | } |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 428 | } else { |
| 429 | RTC_LOG(LS_ERROR) << "OpenVideoCaptureDevice failed"; |
| 430 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 431 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 432 | main_wnd_->SwitchToStreamingUI(); |
| 433 | } |
| 434 | |
| 435 | void Conductor::DisconnectFromCurrentPeer() { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 436 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 437 | if (peer_connection_.get()) { |
| 438 | client_->SendHangUp(peer_id_); |
| 439 | DeletePeerConnection(); |
| 440 | } |
| 441 | |
| 442 | if (main_wnd_->IsWindow()) |
| 443 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 444 | } |
| 445 | |
| 446 | void Conductor::UIThreadCallback(int msg_id, void* data) { |
| 447 | switch (msg_id) { |
| 448 | case PEER_CONNECTION_CLOSED: |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 449 | RTC_LOG(INFO) << "PEER_CONNECTION_CLOSED"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 450 | DeletePeerConnection(); |
| 451 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 452 | if (main_wnd_->IsWindow()) { |
| 453 | if (client_->is_connected()) { |
| 454 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 455 | } else { |
| 456 | main_wnd_->SwitchToConnectUI(); |
| 457 | } |
| 458 | } else { |
| 459 | DisconnectFromServer(); |
| 460 | } |
| 461 | break; |
| 462 | |
| 463 | case SEND_MESSAGE_TO_PEER: { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 464 | RTC_LOG(INFO) << "SEND_MESSAGE_TO_PEER"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 465 | std::string* msg = reinterpret_cast<std::string*>(data); |
| 466 | if (msg) { |
| 467 | // For convenience, we always run the message through the queue. |
| 468 | // This way we can be sure that messages are sent to the server |
| 469 | // in the same order they were signaled without much hassle. |
| 470 | pending_messages_.push_back(msg); |
| 471 | } |
| 472 | |
| 473 | if (!pending_messages_.empty() && !client_->IsSendingMessage()) { |
| 474 | msg = pending_messages_.front(); |
| 475 | pending_messages_.pop_front(); |
| 476 | |
| 477 | if (!client_->SendToPeer(peer_id_, *msg) && peer_id_ != -1) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 478 | RTC_LOG(LS_ERROR) << "SendToPeer failed"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 479 | DisconnectFromServer(); |
| 480 | } |
| 481 | delete msg; |
| 482 | } |
| 483 | |
| 484 | if (!peer_connection_.get()) |
| 485 | peer_id_ = -1; |
| 486 | |
| 487 | break; |
| 488 | } |
| 489 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 490 | case NEW_TRACK_ADDED: { |
| 491 | auto* track = reinterpret_cast<webrtc::MediaStreamTrackInterface*>(data); |
| 492 | if (track->kind() == webrtc::MediaStreamTrackInterface::kVideoKind) { |
| 493 | auto* video_track = static_cast<webrtc::VideoTrackInterface*>(track); |
| 494 | main_wnd_->StartRemoteRenderer(video_track); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 495 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 496 | track->Release(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 497 | break; |
| 498 | } |
| 499 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 500 | case TRACK_REMOVED: { |
| 501 | // Remote peer stopped sending a track. |
| 502 | auto* track = reinterpret_cast<webrtc::MediaStreamTrackInterface*>(data); |
| 503 | track->Release(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 504 | break; |
| 505 | } |
| 506 | |
| 507 | default: |
nisse | c80e741 | 2017-01-11 05:56:46 -0800 | [diff] [blame] | 508 | RTC_NOTREACHED(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 509 | break; |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | void Conductor::OnSuccess(webrtc::SessionDescriptionInterface* desc) { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 514 | peer_connection_->SetLocalDescription( |
| 515 | DummySetSessionDescriptionObserver::Create(), desc); |
| 516 | |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 517 | std::string sdp; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 518 | desc->ToString(&sdp); |
| 519 | |
| 520 | // For loopback test. To save some connecting delay. |
| 521 | if (loopback_) { |
| 522 | // Replace message type from "offer" to "answer" |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 523 | std::unique_ptr<webrtc::SessionDescriptionInterface> session_description = |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame^] | 524 | webrtc::CreateSessionDescription(webrtc::SdpType::kAnswer, sdp); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 525 | peer_connection_->SetRemoteDescription( |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 526 | DummySetSessionDescriptionObserver::Create(), |
| 527 | session_description.release()); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 528 | return; |
| 529 | } |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 530 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 531 | Json::StyledWriter writer; |
| 532 | Json::Value jmessage; |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 533 | jmessage[kSessionDescriptionTypeName] = |
| 534 | webrtc::SdpTypeToString(desc->GetType()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 535 | jmessage[kSessionDescriptionSdpName] = sdp; |
| 536 | SendMessage(writer.write(jmessage)); |
| 537 | } |
| 538 | |
| 539 | void Conductor::OnFailure(const std::string& error) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 540 | RTC_LOG(LERROR) << error; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 541 | } |
| 542 | |
| 543 | void Conductor::SendMessage(const std::string& json_object) { |
| 544 | std::string* msg = new std::string(json_object); |
| 545 | main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, msg); |
| 546 | } |