private static Task <RTCPeerConnection> CreatePeerConnection(X509Certificate2 cert)
{
//RTCConfiguration config = new RTCConfiguration
//{
// iceServers = new List<RTCIceServer> { new RTCIceServer { urls = STUN_URL } },
// certificates = new List<RTCCertificate> { new RTCCertificate { Certificate = cert } }
//};
//var pc = new RTCPeerConnection(config);
var pc = new RTCPeerConnection(null);
var testPatternSource = new VideoTestPatternSource(new SIPSorceryMedia.Encoders.VideoEncoder());
testPatternSource.SetFrameRate(60);
//testPatternSource.SetMaxFrameRate(true);
//var videoEndPoint = new SIPSorceryMedia.FFmpeg.FFmpegVideoEndPoint();
//videoEndPoint.RestrictFormats(format => format.Codec == VideoCodecsEnum.H264);
//var videoEndPoint = new SIPSorceryMedia.Windows.WindowsEncoderEndPoint();
//var videoEndPoint = new SIPSorceryMedia.Encoders.VideoEncoderEndPoint();
MediaStreamTrack track = new MediaStreamTrack(testPatternSource.GetVideoSourceFormats(), MediaStreamStatusEnum.SendOnly);
pc.addTrack(track);
//testPatternSource.OnVideoSourceRawSample += videoEndPoint.ExternalVideoSourceRawSample;
testPatternSource.OnVideoSourceRawSample += MesasureTestPatternSourceFrameRate;
testPatternSource.OnVideoSourceEncodedSample += pc.SendVideo;
pc.OnVideoFormatsNegotiated += (formats) => testPatternSource.SetVideoSourceFormat(formats.First());
pc.onconnectionstatechange += async(state) =>
{
logger.LogDebug($"Peer connection state change to {state}.");
if (state == RTCPeerConnectionState.failed)
{
pc.Close("ice disconnection");
}
else if (state == RTCPeerConnectionState.closed)
{
await testPatternSource.CloseVideo();
await testPatternSource.CloseVideo();
testPatternSource.Dispose();
}
else if (state == RTCPeerConnectionState.connected)
{
await testPatternSource.StartVideo();
await testPatternSource.StartVideo();
}
};
// Diagnostics.
//pc.OnReceiveReport += (re, media, rr) => logger.LogDebug($"RTCP Receive for {media} from {re}\n{rr.GetDebugSummary()}");
//pc.OnSendReport += (media, sr) => logger.LogDebug($"RTCP Send for {media}\n{sr.GetDebugSummary()}");
//pc.GetRtpChannel().OnStunMessageReceived += (msg, ep, isRelay) => logger.LogDebug($"STUN {msg.Header.MessageType} received from {ep}.");
pc.oniceconnectionstatechange += (state) => logger.LogDebug($"ICE connection state change to {state}.");
return(Task.FromResult(pc));
}
static async Task Main()
{
Console.WriteLine("SIPSorcery Asterisk + ICE Demo");
AddConsoleLogger();
CancellationTokenSource exitCts = new CancellationTokenSource();
var sipTransport = new SIPTransport();
EnableTraceLogs(sipTransport);
var userAgent = new SIPUserAgent(sipTransport, null);
userAgent.ClientCallFailed += (uac, error, sipResponse) => Console.WriteLine($"Call failed {error}.");
userAgent.OnCallHungup += async(dialog) =>
{
// Give time for the BYE response before exiting.
await Task.Delay(1000);
exitCts.Cancel();
};
var audioExtras = new AudioExtrasSource();
audioExtras.SetSource(AudioSourcesEnum.PinkNoise);
var testPattern = new VideoTestPatternSource(new VpxVideoEncoder());
var pc = new RTCPeerConnection(null);
pc.OnAudioFormatsNegotiated += (formats) => audioExtras.SetAudioSourceFormat(formats.First());
pc.OnVideoFormatsNegotiated += (formats) => testPattern.SetVideoSourceFormat(formats.First());
var audioTrack = new MediaStreamTrack(audioExtras.GetAudioSourceFormats(), MediaStreamStatusEnum.SendOnly);
pc.addTrack(audioTrack);
audioExtras.OnAudioSourceEncodedSample += pc.SendAudio;
var videoTrack = new MediaStreamTrack(testPattern.GetVideoSourceFormats(), MediaStreamStatusEnum.SendOnly);
pc.addTrack(videoTrack);
testPattern.OnVideoSourceEncodedSample += pc.SendVideo;
// Diagnostics.
pc.OnReceiveReport += (re, media, rr) => Console.WriteLine($"RTCP Receive for {media} from {re}\n{rr.GetDebugSummary()}");
pc.OnSendReport += (media, sr) => Console.WriteLine($"RTCP Send for {media}\n{sr.GetDebugSummary()}");
pc.GetRtpChannel().OnStunMessageReceived += (msg, ep, isRelay) => Console.WriteLine($"STUN {msg.Header.MessageType} received from {ep}.");
pc.oniceconnectionstatechange += (state) => Console.WriteLine($"ICE connection state change to {state}.");
// ICE connection state handler.
pc.onconnectionstatechange += (state) =>
{
Console.WriteLine($"Peer connection state change to {state}.");
if (state == RTCPeerConnectionState.connected)
{
audioExtras.StartAudio();
testPattern.StartVideo();
}
else if (state == RTCPeerConnectionState.failed)
{
if (userAgent.IsCallActive)
{
Console.WriteLine("ICE connection failed, hanging up active call.");
userAgent.Hangup();
}
}
};
// Place the call and wait for the result.
var callTask = userAgent.Call(DESTINATION, USERNAME, PASSWORD, pc);
Console.CancelKeyPress += delegate(object sender, ConsoleCancelEventArgs e)
{
e.Cancel = true;
if (userAgent != null)
{
if (userAgent.IsCalling || userAgent.IsRinging)
{
Console.WriteLine("Cancelling in progress call.");
userAgent.Cancel();
}
else if (userAgent.IsCallActive)
{
Console.WriteLine("Hanging up established call.");
userAgent.Hangup();
}
}
;
exitCts.Cancel();
};
Console.WriteLine("press ctrl-c to exit...");
bool callResult = await callTask;
if (callResult)
{
Console.WriteLine($"Call to {DESTINATION} succeeded.");
exitCts.Token.WaitHandle.WaitOne();
}
else
{
Console.WriteLine($"Call to {DESTINATION} failed.");
}
Console.WriteLine("Exiting...");
if (userAgent?.IsHangingUp == true)
{
Console.WriteLine("Waiting 1s for the call hangup or cancel to complete...");
await Task.Delay(1000);
}
// Clean up.
sipTransport.Shutdown();
}
static async Task Main()
{
Console.WriteLine("Janus Echo Test Demo");
AddConsoleLogger();
CancellationTokenSource cts = new CancellationTokenSource();
bool isFormActivated = false;
#region Set up a simple Windows Form with two picture boxes.
var form = new Form();
form.AutoSize = true;
form.BackgroundImageLayout = ImageLayout.Center;
var localVideoPicBox = new PictureBox
{
Size = new Size(VIDEO_FRAME_WIDTH, VIDEO_FRAME_HEIGHT),
Location = new Point(0, 0),
Visible = true
};
var remoteVideoPicBox = new PictureBox
{
Size = new Size(VIDEO_FRAME_WIDTH, VIDEO_FRAME_HEIGHT),
Location = new Point(0, VIDEO_FRAME_HEIGHT),
Visible = true
};
form.Controls.Add(localVideoPicBox);
form.Controls.Add(remoteVideoPicBox);
Application.EnableVisualStyles();
ThreadPool.QueueUserWorkItem(delegate { Application.Run(form); });
form.FormClosing += (sender, e) => isFormActivated = false;
form.Activated += (sender, e) => isFormActivated = true;
#endregion
Console.WriteLine("Creating peer connection.");
RTCPeerConnection pc = new RTCPeerConnection(null);
var videoSource = new VideoTestPatternSource(new VpxVideoEncoder());
var videoSink = new VideoEncoderEndPoint();
MediaStreamTrack videoTrack = new MediaStreamTrack(videoSink.GetVideoSourceFormats(), MediaStreamStatusEnum.SendRecv);
pc.addTrack(videoTrack);
pc.OnVideoFrameReceived += videoSink.GotVideoFrame;
videoSource.OnVideoSourceEncodedSample += pc.SendVideo;
pc.OnVideoFormatsNegotiated += (formats) =>
{
videoSink.SetVideoSourceFormat(formats.First());
videoSource.SetVideoSourceFormat(formats.First());
};
pc.OnTimeout += (mediaType) => Console.WriteLine($"Peer connection timeout on media {mediaType}.");
pc.oniceconnectionstatechange += (state) => Console.WriteLine($"ICE connection state changed to {state}.");
pc.onconnectionstatechange += async(state) =>
{
Console.WriteLine($"Peer connection connected changed to {state}.");
if (state == RTCPeerConnectionState.closed || state == RTCPeerConnectionState.failed)
{
await videoSource.CloseVideo().ConfigureAwait(false);
videoSource.Dispose();
}
};
#region Wire up the video source and sink to the picutre boxes.
videoSource.OnVideoSourceRawSample += (uint durationMilliseconds, int width, int height, byte[] sample, VideoPixelFormatsEnum pixelFormat) =>
{
if (isFormActivated)
{
form?.BeginInvoke(new Action(() =>
{
if (form.Handle != IntPtr.Zero)
{
unsafe
{
fixed(byte *s = sample)
{
var bmpImage = new Bitmap(width, height, width * 3, PixelFormat.Format24bppRgb, (IntPtr)s);
localVideoPicBox.Image = bmpImage;
}
}
}
}));
}
};
videoSink.OnVideoSinkDecodedSample += (byte[] bmp, uint width, uint height, int stride, VideoPixelFormatsEnum pixelFormat) =>
{
if (isFormActivated)
{
form.BeginInvoke(new Action(() =>
{
unsafe
{
fixed(byte *s = bmp)
{
Bitmap bmpImage = new Bitmap((int)width, (int)height, (int)(bmp.Length / height), PixelFormat.Format24bppRgb, (IntPtr)s);
remoteVideoPicBox.Image = bmpImage;
}
}
}));
}
};
#endregion
var offer = pc.CreateOffer(null);
await pc.setLocalDescription(new RTCSessionDescriptionInit { type = RTCSdpType.offer, sdp = offer.ToString() }).ConfigureAwait(false);
Console.WriteLine($"SDP Offer: {pc.localDescription.sdp}");
await videoSource.StartVideo().ConfigureAwait(false);
if (_useJanusRest)
{
JanusRestClient janusClient = new JanusRestClient(
JANUS_BASE_URI,
SIPSorcery.LogFactory.CreateLogger <JanusRestClient>(),
cts.Token);
//var serverInfo = await janusClient.GetServerInfo().ConfigureAwait(false);
//Console.WriteLine($"Name={serverInfo.name}.");
//Console.WriteLine($"Version={serverInfo.version}.");
janusClient.OnJanusEvent += async(resp) =>
{
if (resp.jsep != null)
{
Console.WriteLine($"get event jsep={resp.jsep.type}.");
Console.WriteLine($"SDP Answer: {resp.jsep.sdp}");
var result = pc.setRemoteDescription(new RTCSessionDescriptionInit {
type = RTCSdpType.answer, sdp = resp.jsep.sdp
});
Console.WriteLine($"SDP Answer: {pc.remoteDescription.sdp}");
if (result == SetDescriptionResultEnum.OK)
{
Console.WriteLine("Starting peer connection.");
await pc.Start().ConfigureAwait(false);
}
else
{
Console.WriteLine($"Error setting remote SDP description {result}.");
}
}
};
await janusClient.StartSession().ConfigureAwait(false);
await janusClient.StartEcho(offer.ToString()).ConfigureAwait(false);
}
else
{
//RestClient signalingClient = new RestClient($"{WEBRTC_SIGNALING_JANUS_URL}?duration=15");
RestClient signalingClient = new RestClient($"{WEBRTC_SIGNALING_JANUS_URL}");
var echoTestReq = new RestRequest(string.Empty, Method.POST, DataFormat.Json);
echoTestReq.AddJsonBody(pc.localDescription.sdp.ToString());
var echoTestResp = await signalingClient.ExecutePostAsync <string>(echoTestReq).ConfigureAwait(false);
if (echoTestResp.IsSuccessful)
{
var sdpAnswer = echoTestResp.Data;
Console.WriteLine($"SDP Answer: {sdpAnswer}");
var result = pc.setRemoteDescription(new RTCSessionDescriptionInit {
type = RTCSdpType.answer, sdp = sdpAnswer
});
Console.WriteLine($"SDP Answer: {pc.remoteDescription.sdp}");
if (result == SetDescriptionResultEnum.OK)
{
Console.WriteLine("Starting peer connection.");
await pc.Start().ConfigureAwait(false);
}
else
{
Console.WriteLine($"Error setting remote SDP description {result}.");
}
}
else
{
Console.WriteLine($"Janus echo test plugin request failed {echoTestResp.ErrorMessage}.");
}
}
Console.WriteLine("Press any key to exit...");
Console.ReadLine();
isFormActivated = false;
cts.Cancel();
//await janusClient.DestroySession().ConfigureAwait(false);
}