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 | 2ff3f49 | 2018-11-22 09:00:13 +0100 | [diff] [blame^] | 19 | #include "api/create_peerconnection_factory.h" |
Anders Carlsson | 6753795 | 2018-05-03 11:28:29 +0200 | [diff] [blame] | 20 | #include "api/video_codecs/builtin_video_decoder_factory.h" |
| 21 | #include "api/video_codecs/builtin_video_encoder_factory.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 22 | #include "examples/peerconnection/client/defaults.h" |
| 23 | #include "media/engine/webrtcvideocapturerfactory.h" |
Anders Carlsson | 6753795 | 2018-05-03 11:28:29 +0200 | [diff] [blame] | 24 | #include "modules/audio_device/include/audio_device.h" |
| 25 | #include "modules/audio_processing/include/audio_processing.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 26 | #include "modules/video_capture/video_capture_factory.h" |
| 27 | #include "rtc_base/checks.h" |
Mirko Bonadei | 92ea95e | 2017-09-15 06:47:31 +0200 | [diff] [blame] | 28 | #include "rtc_base/logging.h" |
Sam Zackrisson | b45bdb5 | 2018-10-02 16:25:59 +0200 | [diff] [blame] | 29 | #include "rtc_base/strings/json.h" |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 30 | |
| 31 | // Names used for a IceCandidate JSON object. |
| 32 | const char kCandidateSdpMidName[] = "sdpMid"; |
| 33 | const char kCandidateSdpMlineIndexName[] = "sdpMLineIndex"; |
| 34 | const char kCandidateSdpName[] = "candidate"; |
| 35 | |
| 36 | // Names used for a SessionDescription JSON object. |
| 37 | const char kSessionDescriptionTypeName[] = "type"; |
| 38 | const char kSessionDescriptionSdpName[] = "sdp"; |
| 39 | |
| 40 | class DummySetSessionDescriptionObserver |
| 41 | : public webrtc::SetSessionDescriptionObserver { |
| 42 | public: |
| 43 | static DummySetSessionDescriptionObserver* Create() { |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 44 | return new rtc::RefCountedObject<DummySetSessionDescriptionObserver>(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 45 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 46 | virtual void OnSuccess() { RTC_LOG(INFO) << __FUNCTION__; } |
Harald Alvestrand | 73771a8 | 2018-05-24 10:53:49 +0200 | [diff] [blame] | 47 | virtual void OnFailure(webrtc::RTCError error) { |
| 48 | RTC_LOG(INFO) << __FUNCTION__ << " " << ToString(error.type()) << ": " |
| 49 | << error.message(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 50 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 51 | }; |
| 52 | |
| 53 | Conductor::Conductor(PeerConnectionClient* client, MainWindow* main_wnd) |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 54 | : peer_id_(-1), loopback_(false), client_(client), main_wnd_(main_wnd) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 55 | client_->RegisterObserver(this); |
| 56 | main_wnd->RegisterObserver(this); |
| 57 | } |
| 58 | |
| 59 | Conductor::~Conductor() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 60 | RTC_DCHECK(!peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | bool Conductor::connection_active() const { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 64 | return peer_connection_ != nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | void Conductor::Close() { |
| 68 | client_->SignOut(); |
| 69 | DeletePeerConnection(); |
| 70 | } |
| 71 | |
| 72 | bool Conductor::InitializePeerConnection() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 73 | RTC_DCHECK(!peer_connection_factory_); |
| 74 | RTC_DCHECK(!peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 75 | |
Karl Wiberg | 1b0eae3 | 2017-10-17 14:48:54 +0200 | [diff] [blame] | 76 | peer_connection_factory_ = webrtc::CreatePeerConnectionFactory( |
Anders Carlsson | 6753795 | 2018-05-03 11:28:29 +0200 | [diff] [blame] | 77 | nullptr /* network_thread */, nullptr /* worker_thread */, |
| 78 | nullptr /* signaling_thread */, nullptr /* default_adm */, |
Karl Wiberg | 1b0eae3 | 2017-10-17 14:48:54 +0200 | [diff] [blame] | 79 | webrtc::CreateBuiltinAudioEncoderFactory(), |
Anders Carlsson | 6753795 | 2018-05-03 11:28:29 +0200 | [diff] [blame] | 80 | webrtc::CreateBuiltinAudioDecoderFactory(), |
| 81 | webrtc::CreateBuiltinVideoEncoderFactory(), |
| 82 | webrtc::CreateBuiltinVideoDecoderFactory(), nullptr /* audio_mixer */, |
| 83 | nullptr /* audio_processing */); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 84 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 85 | if (!peer_connection_factory_) { |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 86 | main_wnd_->MessageBox("Error", "Failed to initialize PeerConnectionFactory", |
| 87 | true); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 88 | DeletePeerConnection(); |
| 89 | return false; |
| 90 | } |
| 91 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 92 | if (!CreatePeerConnection(/*dtls=*/true)) { |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 93 | main_wnd_->MessageBox("Error", "CreatePeerConnection failed", true); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 94 | DeletePeerConnection(); |
| 95 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 96 | |
| 97 | AddTracks(); |
| 98 | |
| 99 | return peer_connection_ != nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 100 | } |
| 101 | |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 102 | bool Conductor::ReinitializePeerConnectionForLoopback() { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 103 | loopback_ = true; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 104 | std::vector<rtc::scoped_refptr<webrtc::RtpSenderInterface>> senders = |
| 105 | peer_connection_->GetSenders(); |
| 106 | peer_connection_ = nullptr; |
| 107 | if (CreatePeerConnection(/*dtls=*/false)) { |
| 108 | for (const auto& sender : senders) { |
| 109 | peer_connection_->AddTrack(sender->track(), sender->stream_ids()); |
| 110 | } |
| 111 | peer_connection_->CreateOffer( |
| 112 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 113 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 114 | return peer_connection_ != nullptr; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | bool Conductor::CreatePeerConnection(bool dtls) { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 118 | RTC_DCHECK(peer_connection_factory_); |
| 119 | RTC_DCHECK(!peer_connection_); |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 120 | |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 121 | webrtc::PeerConnectionInterface::RTCConfiguration config; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 122 | config.sdp_semantics = webrtc::SdpSemantics::kUnifiedPlan; |
| 123 | config.enable_dtls_srtp = dtls; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 124 | webrtc::PeerConnectionInterface::IceServer server; |
| 125 | server.uri = GetPeerConnectionString(); |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 126 | config.servers.push_back(server); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 127 | |
Taylor Brandstetter | 0c7e9f5 | 2015-12-29 14:14:52 -0800 | [diff] [blame] | 128 | peer_connection_ = peer_connection_factory_->CreatePeerConnection( |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 129 | config, nullptr, nullptr, this); |
| 130 | return peer_connection_ != nullptr; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 131 | } |
| 132 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 133 | void Conductor::DeletePeerConnection() { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 134 | main_wnd_->StopLocalRenderer(); |
| 135 | main_wnd_->StopRemoteRenderer(); |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 136 | peer_connection_ = nullptr; |
| 137 | peer_connection_factory_ = nullptr; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 138 | peer_id_ = -1; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 139 | loopback_ = false; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | void Conductor::EnsureStreamingUI() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 143 | RTC_DCHECK(peer_connection_); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 144 | if (main_wnd_->IsWindow()) { |
| 145 | if (main_wnd_->current_ui() != MainWindow::STREAMING) |
| 146 | main_wnd_->SwitchToStreamingUI(); |
| 147 | } |
| 148 | } |
| 149 | |
| 150 | // |
| 151 | // PeerConnectionObserver implementation. |
| 152 | // |
| 153 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 154 | void Conductor::OnAddTrack( |
| 155 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver, |
| 156 | const std::vector<rtc::scoped_refptr<webrtc::MediaStreamInterface>>& |
| 157 | streams) { |
| 158 | RTC_LOG(INFO) << __FUNCTION__ << " " << receiver->id(); |
| 159 | main_wnd_->QueueUIThreadCallback(NEW_TRACK_ADDED, |
| 160 | receiver->track().release()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 161 | } |
| 162 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 163 | void Conductor::OnRemoveTrack( |
| 164 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver) { |
| 165 | RTC_LOG(INFO) << __FUNCTION__ << " " << receiver->id(); |
| 166 | main_wnd_->QueueUIThreadCallback(TRACK_REMOVED, receiver->track().release()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 167 | } |
| 168 | |
| 169 | void Conductor::OnIceCandidate(const webrtc::IceCandidateInterface* candidate) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 170 | RTC_LOG(INFO) << __FUNCTION__ << " " << candidate->sdp_mline_index(); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 171 | // For loopback test. To save some connecting delay. |
| 172 | if (loopback_) { |
| 173 | if (!peer_connection_->AddIceCandidate(candidate)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 174 | RTC_LOG(WARNING) << "Failed to apply the received candidate"; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 175 | } |
| 176 | return; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 177 | } |
| 178 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 179 | Json::StyledWriter writer; |
| 180 | Json::Value jmessage; |
| 181 | |
| 182 | jmessage[kCandidateSdpMidName] = candidate->sdp_mid(); |
| 183 | jmessage[kCandidateSdpMlineIndexName] = candidate->sdp_mline_index(); |
| 184 | std::string sdp; |
| 185 | if (!candidate->ToString(&sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 186 | RTC_LOG(LS_ERROR) << "Failed to serialize candidate"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 187 | return; |
| 188 | } |
| 189 | jmessage[kCandidateSdpName] = sdp; |
| 190 | SendMessage(writer.write(jmessage)); |
| 191 | } |
| 192 | |
| 193 | // |
| 194 | // PeerConnectionClientObserver implementation. |
| 195 | // |
| 196 | |
| 197 | void Conductor::OnSignedIn() { |
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 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 200 | } |
| 201 | |
| 202 | void Conductor::OnDisconnected() { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 203 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 204 | |
| 205 | DeletePeerConnection(); |
| 206 | |
| 207 | if (main_wnd_->IsWindow()) |
| 208 | main_wnd_->SwitchToConnectUI(); |
| 209 | } |
| 210 | |
| 211 | void Conductor::OnPeerConnected(int id, const std::string& name) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 212 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 213 | // Refresh the list if we're showing it. |
| 214 | if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) |
| 215 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 216 | } |
| 217 | |
| 218 | void Conductor::OnPeerDisconnected(int id) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 219 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 220 | if (id == peer_id_) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 221 | RTC_LOG(INFO) << "Our peer disconnected"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 222 | main_wnd_->QueueUIThreadCallback(PEER_CONNECTION_CLOSED, NULL); |
| 223 | } else { |
| 224 | // Refresh the list if we're showing it. |
| 225 | if (main_wnd_->current_ui() == MainWindow::LIST_PEERS) |
| 226 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | void Conductor::OnMessageFromPeer(int peer_id, const std::string& message) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 231 | RTC_DCHECK(peer_id_ == peer_id || peer_id_ == -1); |
| 232 | RTC_DCHECK(!message.empty()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 233 | |
| 234 | if (!peer_connection_.get()) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 235 | RTC_DCHECK(peer_id_ == -1); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 236 | peer_id_ = peer_id; |
| 237 | |
| 238 | if (!InitializePeerConnection()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 239 | RTC_LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 240 | client_->SignOut(); |
| 241 | return; |
| 242 | } |
| 243 | } else if (peer_id != peer_id_) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 244 | RTC_DCHECK(peer_id_ != -1); |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 245 | RTC_LOG(WARNING) |
| 246 | << "Received a message from unknown peer while already in a " |
| 247 | "conversation with a different peer."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 248 | return; |
| 249 | } |
| 250 | |
| 251 | Json::Reader reader; |
| 252 | Json::Value jmessage; |
| 253 | if (!reader.parse(message, jmessage)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 254 | RTC_LOG(WARNING) << "Received unknown message. " << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 255 | return; |
| 256 | } |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 257 | std::string type_str; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 258 | std::string json_object; |
| 259 | |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 260 | rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionTypeName, |
| 261 | &type_str); |
| 262 | if (!type_str.empty()) { |
| 263 | if (type_str == "offer-loopback") { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 264 | // This is a loopback call. |
| 265 | // Recreate the peerconnection with DTLS disabled. |
| 266 | if (!ReinitializePeerConnectionForLoopback()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 267 | RTC_LOG(LS_ERROR) << "Failed to initialize our PeerConnection instance"; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 268 | DeletePeerConnection(); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 269 | client_->SignOut(); |
| 270 | } |
| 271 | return; |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 272 | } |
Danil Chapovalov | 196100e | 2018-06-21 10:17:24 +0200 | [diff] [blame] | 273 | absl::optional<webrtc::SdpType> type_maybe = |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 274 | webrtc::SdpTypeFromString(type_str); |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 275 | if (!type_maybe) { |
| 276 | RTC_LOG(LS_ERROR) << "Unknown SDP type: " << type_str; |
| 277 | return; |
| 278 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 279 | webrtc::SdpType type = *type_maybe; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 280 | std::string sdp; |
Thiago Farina | cb76b89 | 2015-04-02 09:59:15 +0000 | [diff] [blame] | 281 | if (!rtc::GetStringFromJsonObject(jmessage, kSessionDescriptionSdpName, |
| 282 | &sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 283 | RTC_LOG(WARNING) << "Can't parse received session description message."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 284 | return; |
| 285 | } |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 286 | webrtc::SdpParseError error; |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 287 | std::unique_ptr<webrtc::SessionDescriptionInterface> session_description = |
| 288 | webrtc::CreateSessionDescription(type, sdp, &error); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 289 | if (!session_description) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 290 | RTC_LOG(WARNING) << "Can't parse received session description message. " |
| 291 | << "SdpParseError was: " << error.description; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 292 | return; |
| 293 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 294 | RTC_LOG(INFO) << " Received session description :" << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 295 | peer_connection_->SetRemoteDescription( |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 296 | DummySetSessionDescriptionObserver::Create(), |
| 297 | session_description.release()); |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 298 | if (type == webrtc::SdpType::kOffer) { |
| 299 | peer_connection_->CreateAnswer( |
| 300 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 301 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 302 | } else { |
| 303 | std::string sdp_mid; |
| 304 | int sdp_mlineindex = 0; |
| 305 | std::string sdp; |
Thiago Farina | cb76b89 | 2015-04-02 09:59:15 +0000 | [diff] [blame] | 306 | if (!rtc::GetStringFromJsonObject(jmessage, kCandidateSdpMidName, |
| 307 | &sdp_mid) || |
| 308 | !rtc::GetIntFromJsonObject(jmessage, kCandidateSdpMlineIndexName, |
| 309 | &sdp_mlineindex) || |
| 310 | !rtc::GetStringFromJsonObject(jmessage, kCandidateSdpName, &sdp)) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 311 | RTC_LOG(WARNING) << "Can't parse received message."; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 312 | return; |
| 313 | } |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 314 | webrtc::SdpParseError error; |
kwiberg | bfefb03 | 2016-05-01 14:53:46 -0700 | [diff] [blame] | 315 | std::unique_ptr<webrtc::IceCandidateInterface> candidate( |
jbauch | fabe2c9 | 2015-07-16 13:43:14 -0700 | [diff] [blame] | 316 | webrtc::CreateIceCandidate(sdp_mid, sdp_mlineindex, sdp, &error)); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 317 | if (!candidate.get()) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 318 | RTC_LOG(WARNING) << "Can't parse received candidate message. " |
| 319 | << "SdpParseError was: " << error.description; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 320 | return; |
| 321 | } |
| 322 | if (!peer_connection_->AddIceCandidate(candidate.get())) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 323 | RTC_LOG(WARNING) << "Failed to apply the received candidate"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 324 | return; |
| 325 | } |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 326 | RTC_LOG(INFO) << " Received candidate :" << message; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 327 | } |
| 328 | } |
| 329 | |
| 330 | void Conductor::OnMessageSent(int err) { |
| 331 | // Process the next pending message if any. |
| 332 | main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, NULL); |
| 333 | } |
| 334 | |
| 335 | void Conductor::OnServerConnectionFailure() { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 336 | main_wnd_->MessageBox("Error", ("Failed to connect to " + server_).c_str(), |
| 337 | true); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | // |
| 341 | // MainWndCallback implementation. |
| 342 | // |
| 343 | |
| 344 | void Conductor::StartLogin(const std::string& server, int port) { |
| 345 | if (client_->is_connected()) |
| 346 | return; |
| 347 | server_ = server; |
| 348 | client_->Connect(server, port, GetPeerName()); |
| 349 | } |
| 350 | |
| 351 | void Conductor::DisconnectFromServer() { |
| 352 | if (client_->is_connected()) |
| 353 | client_->SignOut(); |
| 354 | } |
| 355 | |
| 356 | void Conductor::ConnectToPeer(int peer_id) { |
nisse | ede5da4 | 2017-01-12 05:15:36 -0800 | [diff] [blame] | 357 | RTC_DCHECK(peer_id_ == -1); |
| 358 | RTC_DCHECK(peer_id != -1); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 359 | |
| 360 | if (peer_connection_.get()) { |
Yves Gerey | 665174f | 2018-06-19 15:03:05 +0200 | [diff] [blame] | 361 | main_wnd_->MessageBox( |
| 362 | "Error", "We only support connecting to one peer at a time", true); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 363 | return; |
| 364 | } |
| 365 | |
| 366 | if (InitializePeerConnection()) { |
| 367 | peer_id_ = peer_id; |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 368 | peer_connection_->CreateOffer( |
| 369 | this, webrtc::PeerConnectionInterface::RTCOfferAnswerOptions()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 370 | } else { |
| 371 | main_wnd_->MessageBox("Error", "Failed to initialize PeerConnection", true); |
| 372 | } |
| 373 | } |
| 374 | |
deadbeef | 112b2e9 | 2017-02-10 20:13:37 -0800 | [diff] [blame] | 375 | std::unique_ptr<cricket::VideoCapturer> Conductor::OpenVideoCaptureDevice() { |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 376 | std::vector<std::string> device_names; |
| 377 | { |
| 378 | std::unique_ptr<webrtc::VideoCaptureModule::DeviceInfo> info( |
nisse | b29b9c8 | 2016-12-12 00:22:56 -0800 | [diff] [blame] | 379 | webrtc::VideoCaptureFactory::CreateDeviceInfo()); |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 380 | if (!info) { |
| 381 | return nullptr; |
| 382 | } |
| 383 | int num_devices = info->NumberOfDevices(); |
| 384 | for (int i = 0; i < num_devices; ++i) { |
| 385 | const uint32_t kSize = 256; |
| 386 | char name[kSize] = {0}; |
| 387 | char id[kSize] = {0}; |
| 388 | if (info->GetDeviceName(i, name, kSize, id, kSize) != -1) { |
| 389 | device_names.push_back(name); |
| 390 | } |
| 391 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 392 | } |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 393 | |
| 394 | cricket::WebRtcVideoDeviceCapturerFactory factory; |
deadbeef | 112b2e9 | 2017-02-10 20:13:37 -0800 | [diff] [blame] | 395 | std::unique_ptr<cricket::VideoCapturer> capturer; |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 396 | for (const auto& name : device_names) { |
| 397 | capturer = factory.Create(cricket::Device(name, 0)); |
| 398 | if (capturer) { |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 399 | break; |
solenberg | 8ad582d | 2016-03-16 09:34:56 -0700 | [diff] [blame] | 400 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 401 | } |
| 402 | return capturer; |
| 403 | } |
| 404 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 405 | void Conductor::AddTracks() { |
| 406 | if (!peer_connection_->GetSenders().empty()) { |
| 407 | return; // Already added tracks. |
| 408 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 409 | |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame] | 410 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 411 | peer_connection_factory_->CreateAudioTrack( |
Niels Möller | 2d02e08 | 2018-05-21 11:23:35 +0200 | [diff] [blame] | 412 | kAudioLabel, peer_connection_factory_->CreateAudioSource( |
| 413 | cricket::AudioOptions()))); |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 414 | auto result_or_error = peer_connection_->AddTrack(audio_track, {kStreamId}); |
| 415 | if (!result_or_error.ok()) { |
| 416 | RTC_LOG(LS_ERROR) << "Failed to add audio track to PeerConnection: " |
| 417 | << result_or_error.error().message(); |
| 418 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 419 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 420 | std::unique_ptr<cricket::VideoCapturer> video_device = |
| 421 | OpenVideoCaptureDevice(); |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 422 | if (video_device) { |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 423 | rtc::scoped_refptr<webrtc::VideoTrackInterface> video_track_( |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 424 | peer_connection_factory_->CreateVideoTrack( |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 425 | kVideoLabel, peer_connection_factory_->CreateVideoSource( |
| 426 | std::move(video_device), nullptr))); |
| 427 | main_wnd_->StartLocalRenderer(video_track_); |
| 428 | |
| 429 | result_or_error = peer_connection_->AddTrack(video_track_, {kStreamId}); |
| 430 | if (!result_or_error.ok()) { |
| 431 | RTC_LOG(LS_ERROR) << "Failed to add video track to PeerConnection: " |
| 432 | << result_or_error.error().message(); |
| 433 | } |
Tommi | 2c599d6 | 2018-02-15 11:08:36 +0100 | [diff] [blame] | 434 | } else { |
| 435 | RTC_LOG(LS_ERROR) << "OpenVideoCaptureDevice failed"; |
| 436 | } |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 437 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 438 | main_wnd_->SwitchToStreamingUI(); |
| 439 | } |
| 440 | |
| 441 | void Conductor::DisconnectFromCurrentPeer() { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 442 | RTC_LOG(INFO) << __FUNCTION__; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 443 | if (peer_connection_.get()) { |
| 444 | client_->SendHangUp(peer_id_); |
| 445 | DeletePeerConnection(); |
| 446 | } |
| 447 | |
| 448 | if (main_wnd_->IsWindow()) |
| 449 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 450 | } |
| 451 | |
| 452 | void Conductor::UIThreadCallback(int msg_id, void* data) { |
| 453 | switch (msg_id) { |
| 454 | case PEER_CONNECTION_CLOSED: |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 455 | RTC_LOG(INFO) << "PEER_CONNECTION_CLOSED"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 456 | DeletePeerConnection(); |
| 457 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 458 | if (main_wnd_->IsWindow()) { |
| 459 | if (client_->is_connected()) { |
| 460 | main_wnd_->SwitchToPeerList(client_->peers()); |
| 461 | } else { |
| 462 | main_wnd_->SwitchToConnectUI(); |
| 463 | } |
| 464 | } else { |
| 465 | DisconnectFromServer(); |
| 466 | } |
| 467 | break; |
| 468 | |
| 469 | case SEND_MESSAGE_TO_PEER: { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 470 | RTC_LOG(INFO) << "SEND_MESSAGE_TO_PEER"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 471 | std::string* msg = reinterpret_cast<std::string*>(data); |
| 472 | if (msg) { |
| 473 | // For convenience, we always run the message through the queue. |
| 474 | // This way we can be sure that messages are sent to the server |
| 475 | // in the same order they were signaled without much hassle. |
| 476 | pending_messages_.push_back(msg); |
| 477 | } |
| 478 | |
| 479 | if (!pending_messages_.empty() && !client_->IsSendingMessage()) { |
| 480 | msg = pending_messages_.front(); |
| 481 | pending_messages_.pop_front(); |
| 482 | |
| 483 | if (!client_->SendToPeer(peer_id_, *msg) && peer_id_ != -1) { |
Mirko Bonadei | 675513b | 2017-11-09 11:09:25 +0100 | [diff] [blame] | 484 | RTC_LOG(LS_ERROR) << "SendToPeer failed"; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 485 | DisconnectFromServer(); |
| 486 | } |
| 487 | delete msg; |
| 488 | } |
| 489 | |
| 490 | if (!peer_connection_.get()) |
| 491 | peer_id_ = -1; |
| 492 | |
| 493 | break; |
| 494 | } |
| 495 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 496 | case NEW_TRACK_ADDED: { |
| 497 | auto* track = reinterpret_cast<webrtc::MediaStreamTrackInterface*>(data); |
| 498 | if (track->kind() == webrtc::MediaStreamTrackInterface::kVideoKind) { |
| 499 | auto* video_track = static_cast<webrtc::VideoTrackInterface*>(track); |
| 500 | main_wnd_->StartRemoteRenderer(video_track); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 501 | } |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 502 | track->Release(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 503 | break; |
| 504 | } |
| 505 | |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 506 | case TRACK_REMOVED: { |
| 507 | // Remote peer stopped sending a track. |
| 508 | auto* track = reinterpret_cast<webrtc::MediaStreamTrackInterface*>(data); |
| 509 | track->Release(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 510 | break; |
| 511 | } |
| 512 | |
| 513 | default: |
nisse | c80e741 | 2017-01-11 05:56:46 -0800 | [diff] [blame] | 514 | RTC_NOTREACHED(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 515 | break; |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | void Conductor::OnSuccess(webrtc::SessionDescriptionInterface* desc) { |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 520 | peer_connection_->SetLocalDescription( |
| 521 | DummySetSessionDescriptionObserver::Create(), desc); |
| 522 | |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 523 | std::string sdp; |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 524 | desc->ToString(&sdp); |
| 525 | |
| 526 | // For loopback test. To save some connecting delay. |
| 527 | if (loopback_) { |
| 528 | // Replace message type from "offer" to "answer" |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 529 | std::unique_ptr<webrtc::SessionDescriptionInterface> session_description = |
Steve Anton | c06ed70 | 2018-04-17 12:53:02 -0700 | [diff] [blame] | 530 | webrtc::CreateSessionDescription(webrtc::SdpType::kAnswer, sdp); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 531 | peer_connection_->SetRemoteDescription( |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 532 | DummySetSessionDescriptionObserver::Create(), |
| 533 | session_description.release()); |
braveyao@webrtc.org | c68e0c9 | 2015-02-27 09:51:25 +0000 | [diff] [blame] | 534 | return; |
| 535 | } |
braveyao@webrtc.org | a742cb1 | 2015-01-29 04:23:01 +0000 | [diff] [blame] | 536 | |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 537 | Json::StyledWriter writer; |
| 538 | Json::Value jmessage; |
Steve Anton | a3a92c2 | 2017-12-07 10:27:41 -0800 | [diff] [blame] | 539 | jmessage[kSessionDescriptionTypeName] = |
| 540 | webrtc::SdpTypeToString(desc->GetType()); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 541 | jmessage[kSessionDescriptionSdpName] = sdp; |
| 542 | SendMessage(writer.write(jmessage)); |
| 543 | } |
| 544 | |
Harald Alvestrand | 73771a8 | 2018-05-24 10:53:49 +0200 | [diff] [blame] | 545 | void Conductor::OnFailure(webrtc::RTCError error) { |
| 546 | RTC_LOG(LERROR) << ToString(error.type()) << ": " << error.message(); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 547 | } |
| 548 | |
| 549 | void Conductor::SendMessage(const std::string& json_object) { |
| 550 | std::string* msg = new std::string(json_object); |
| 551 | main_wnd_->QueueUIThreadCallback(SEND_MESSAGE_TO_PEER, msg); |
| 552 | } |