/// <summary> /// Sets up the WebRTC connection by starting a new <see cref="System.Threading.Task"/>. /// </summary> /// <param name="session">Created session for the client.</param> /// <param name="context">Context of the user connection.</param> /// <param name="jsonMessage">Retrieved WebSocket message as Json.</param> private void SetupWebRTCConnection(WebRtcSession session, IWebSocketConnection context, JsonData jsonMessage) { using (ManualResetEvent manualResetEvent = new ManualResetEvent(false)) { Task task = Task.Factory.StartNew(() => { WebRtcNative.InitializeSSL(); using (session.WebRtc) { foreach (string stunServer in stunServers) { session.WebRtc.AddServerConfig(stunServer, string.Empty, string.Empty); } if (session.WebRtc.InitializePeerConnection()) { manualResetEvent.Set(); while (!session.Cancel.Token.IsCancellationRequested && session.WebRtc.ProcessMessages(1000)) { //UnityEngine.Debug.Log("."); } session.WebRtc.ProcessMessages(1000); } else { context.Close(); } } }, session.Cancel.Token, TaskCreationOptions.LongRunning, TaskScheduler.Default); if (manualResetEvent.WaitOne(9999)) { InitWebRTCCallbacks(session, context, jsonMessage); } } }
/// <summary> /// Initial WebRtc Component /// </summary> protected void RtcInitial() { try { WebRtcNative.InitializeSSL(); ServerUrls.GetStunUrls().ForEach(url => { // Set Stun Servers _WebRtc.AddServerConfig(url, string.Empty, string.Empty); }); // Get audio control _WebRtc.SetAudio(true); _WebRtc.OpenVideoCaptureDevice(""); // Set Video Capturer { IVedioCaptureInfo cptr = new ScreenCaptureInfo(); _WebRtc.SetVideoCapturer(cptr.Width, cptr.Height, cptr.CaptureFps); } // Relative Connection callback { // Be triggered On Success to generate Offer _WebRtc.OnSuccessOffer += (sdp) => { OfferSpdMsg msg = new OfferSpdMsg { Command = SocketMessage.OfferSpd, SDP = sdp }; _SocketClient.Send(JsonConvert.SerializeObject(msg)); }; // Be triggered On Success to generate ICE _WebRtc.OnIceCandidate += (sdp_mid, sdp_mline_index, sdp) => { IceCandidateMsg msg = new IceCandidateMsg { Command = SocketMessage.OnIceCandidate, SDP = sdp, SdpMid = sdp_mid, SdpMlineIndex = sdp_mline_index, }; _SocketClient.Send(JsonConvert.SerializeObject(msg)); }; // Be triggered On OfferRequest _WebRtc.OnSuccessAnswer += (sdp) => { SuccessAnswerMsg msg = new SuccessAnswerMsg { Command = SocketMessage.OnSuccessAnswer, SDP = sdp }; _SocketClient.Send(JsonConvert.SerializeObject(msg)); }; } // Set Local and Remote callback { _WebRtc.OnRenderLocal += _OnRenderLocalCallback; _WebRtc.OnRenderRemote += _OnRenderRemoteCallback; } // Set Other callback { _WebRtc.OnSuccessAnswer += (sdp) => { Debug.WriteLine($"Success Get SDP:{sdp}"); }; _WebRtc.OnFailure += (failure) => { Debug.WriteLine($"Failure Msg:{failure}"); }; _WebRtc.OnError += (error) => { Debug.WriteLine($"Error Msg:{error}"); }; _WebRtc.OnDataMessage += (dmsg) => { Debug.WriteLine($"OnDataMessage: {dmsg}"); }; _WebRtc.OnDataBinaryMessage += (dmsg) => { Debug.WriteLine($"OnDataBinaryMessage: {dmsg.Length}"); }; } } catch (Exception ex) { } }
private void OnReceive(IWebSocketConnection context, string msg) { Debug.WriteLine($"OnReceive {context.ConnectionInfo.Id}: {msg}"); if (!msg.Contains("command")) { return; } if (UserList.ContainsKey(context.ConnectionInfo.Id)) { JsonData msgJson = JsonMapper.ToObject(msg); string command = msgJson["command"].ToString(); switch (command) { case offer: { if (UserList.Count <= ClientLimit && !Streams.ContainsKey(context.ConnectionInfo.Id)) { var session = Streams[context.ConnectionInfo.Id] = new WebRtcSession(); { using (var go = new ManualResetEvent(false)) { var t = Task.Factory.StartNew(() => { WebRtcNative.InitializeSSL(); using (session.WebRtc) { session.WebRtc.AddServerConfig("stun:stun.l.google.com:19302", string.Empty, string.Empty); session.WebRtc.AddServerConfig("stun:stun.anyfirewall.com:3478", string.Empty, string.Empty); session.WebRtc.AddServerConfig("stun:stun.stunprotocol.org:3478", string.Empty, string.Empty); session.WebRtc.OnSuccessOffer += WebRtc_OnSuccessOffer; //session.WebRtc.AddServerConfig("turn:192.168.0.100:3478", "test", "test"); //session.WebRtc.SetAudio(MainForm.audio); //if (!Form.checkBoxVirtualCam.Checked) //{ // if (!string.IsNullOrEmpty(Form.videoDevice)) // { // var vok = session.WebRtc.OpenVideoCaptureDevice(Form.videoDevice); // Trace.WriteLine($"OpenVideoCaptureDevice: {vok}, {Form.videoDevice}"); // if (!vok) // { // return; // } // } //} //else //{ // session.WebRtc.SetVideoCapturer(MainForm.screenWidth, // MainForm.screenHeight, // MainForm.captureFps); //} var ok = session.WebRtc.InitializePeerConnection(); if (ok) { go.Set(); // javascript side makes the offer in this demo session.WebRtc.CreateDataChannel("msgDataChannel"); session.WebRtc.CreateOffer(); while (!session.Cancel.Token.IsCancellationRequested && session.WebRtc.ProcessMessages(1000)) { Debug.Write("."); } session.WebRtc.ProcessMessages(1000); } else { Trace.WriteLine("InitializePeerConnection failed"); context.Close(); } } }, session.Cancel.Token, TaskCreationOptions.LongRunning, TaskScheduler.Default); if (go.WaitOne(9999)) { session.WebRtc.OnIceCandidate += delegate(string sdp_mid, int sdp_mline_index, string sdp) { if (context.IsAvailable) { JsonData j = new JsonData(); j["command"] = "OnIceCandidate"; j["sdp_mid"] = sdp_mid; j["sdp_mline_index"] = sdp_mline_index; j["sdp"] = sdp; context.Send(j.ToJson()); } }; session.WebRtc.OnSuccessAnswer += delegate(string sdp) { if (context.IsAvailable) { JsonData j = new JsonData(); j["command"] = "OnSuccessAnswer"; j["sdp"] = sdp; context.Send(j.ToJson()); } }; session.WebRtc.OnFailure += delegate(string error) { Trace.WriteLine($"OnFailure: {error}"); }; session.WebRtc.OnError += delegate(string error) { Trace.WriteLine($"OnError: {error}"); }; session.WebRtc.OnDataMessage += delegate(string dmsg) { Trace.WriteLine($"OnDataMessage: {dmsg}"); }; session.WebRtc.OnDataBinaryMessage += delegate(byte [] dmsg) { Trace.WriteLine($"OnDataBinaryMessage: {dmsg.Length}"); }; Form.ResetRemote(); session.WebRtc.OnRenderRemote += delegate(IntPtr BGR24, uint w, uint h) { OnRenderRemote(BGR24, w, h); }; Form.ResetLocal(); session.WebRtc.OnRenderLocal += delegate(IntPtr BGR24, uint w, uint h) { OnRenderLocal(BGR24, w, h); }; var d = msgJson["desc"]; var s = d["sdp"].ToString(); //session.WebRtc.OnOfferRequest(s); } } } } } break; case onicecandidate: { var c = msgJson["candidate"]; var sdpMLineIndex = (int)c["sdpMLineIndex"]; var sdpMid = c["sdpMid"].ToString(); var candidate = c["candidate"].ToString(); var session = Streams[context.ConnectionInfo.Id]; { session.WebRtc.AddIceCandidate(sdpMid, sdpMLineIndex, candidate); } } break; } } }