public Task <IList <MediaStreamTrack> > GetUserMedia(RTCMediaStreamConstraints mediaStreamConstraints)
{
return(Task.Run(() =>
{
var constraints = Helper.MakeConstraints(mediaStreamConstraints.audioEnabled, null,
MediaDeviceKind.AudioInput, _audioCaptureDevice);
constraints = Helper.MakeConstraints(mediaStreamConstraints.videoEnabled, constraints,
MediaDeviceKind.VideoInput, _videoDevice);
if (constraints.Video != null && constraints.Video.Advanced.Count > 0)
{
MediaTrackConstraintSet constraintSet = constraints.Video.Advanced.First();
constraintSet.Width = new ConstrainLong {
Value = _preferredFrameWidth
};
constraintSet.Height = new ConstrainLong {
Value = _preferredFrameHeight
};
constraintSet.FrameRate = new ConstrainDouble {
Value = _preferredFPS
};
}
Task <IList <MediaStreamTrack> > task = MediaDevices.GetUserMedia(constraints).AsTask();
return task.Result;
}));
}
public async Task InitializeAsync()
{
var callStatus = await _callChannel.GetCallStatusAsync();
if (callStatus != null)
{
await CallStatusUpdate(callStatus);
}
if (CallState != CallState.Idle)
{
FrameFormat localFrameFormat = await _callChannel.GetFrameFormatAsync(true);
if (localFrameFormat != null)
{
OnFrameFormatUpdate(localFrameFormat);
}
FrameFormat remoteFrameFormat = await _callChannel.GetFrameFormatAsync(false);
if (remoteFrameFormat != null)
{
OnFrameFormatUpdate(remoteFrameFormat);
}
}
// Get stored relay messages
OnRelayMessagesUpdated();
_cameras = await _settingsChannel.GetVideoCaptureDevicesAsync();
}
private void EnumerateDevices()
{
try
{
var asyncOp = MediaDevices.EnumerateDevices();
asyncOp.Completed = (op, state) =>
{
try
{
var devices = op.GetResults();
int i = 0;
foreach (var deviceInfo in devices)
{
i++;
string str = "Device " + i + ":" + deviceInfo.Label;
listView.Items.Add(str);
}
}
catch (Exception e)
{
string str = "Obtaining results of the enumeration has failed.";
listView.Items.Add(str);
}
};
}
catch (Exception e)
{
string str = "Device enumeration has failed.";
listView.Items.Add(str);
}
}
public static void OnAppSuspending()
{
MediaDevices.OnAppSuspending();
}
private void Button_Click(object sender, RoutedEventArgs e)
{
RTCIceGatherOptions options = new RTCIceGatherOptions();
RTCIceServer server = new RTCIceServer();
server.UserName = "******";
server.Credential = "12345";
server.Urls = new List <String>();
server.Urls.Add("stun:stun.vline.com");
options.IceServers = new List <RTCIceServer>();
options.IceServers.Add(server);
_iceGatherer = new RTCIceGatherer(options);
_iceGatherer.OnStateChange += this.RTCIceGatherer_onICEGathererStateChanged;
_iceGatherer.OnLocalCandidate += this.RTCIceGatherer_onICEGathererLocalCandidate;
_iceGatherer.OnLocalCandidateComplete += this.RTCIceGatherer_onICEGathererCandidateComplete;
_iceGatherer.OnLocalCandidateGone += this.RTCIceGatherer_onICEGathererLocalCandidateGone;
_iceGatherer.OnError += this.RTCIceGatherer_onICEGathererError;
_iceGatherer2 = new RTCIceGatherer(options);
_iceGatherer2.OnStateChange += this.RTCIceGatherer_onICEGathererStateChanged2;
_iceGatherer2.OnLocalCandidate += this.RTCIceGatherer_onICEGathererLocalCandidate2;
_iceGatherer2.OnLocalCandidateComplete += this.RTCIceGatherer_onICEGathererCandidateComplete2;
_iceGatherer2.OnLocalCandidateGone += this.RTCIceGatherer_onICEGathererLocalCandidateGone2;
_iceGatherer2.OnError += this.RTCIceGatherer_onICEGathererError;
_iceTransport = new RTCIceTransport(_iceGatherer);
_iceTransport.OnStateChange += RTCIceTransport_onICETransportStateChanged;
_iceTransport.OnCandidatePairAvailable += RTCIceTransport_onICETransportCandidatePairAvailable;
_iceTransport.OnCandidatePairGone += RTCIceTransport_onICETransportCandidatePairGone;
_iceTransport.OnCandidatePairChange += RTCIceTransport_onICETransportCandidatePairChanged;
_iceTransport2 = new RTCIceTransport(_iceGatherer);
_iceTransport2.OnStateChange += RTCIceTransport_onICETransportStateChanged2;
_iceTransport2.OnCandidatePairAvailable += RTCIceTransport_onICETransportCandidatePairAvailable2;
_iceTransport2.OnCandidatePairGone += RTCIceTransport_onICETransportCandidatePairGone2;
_iceTransport2.OnCandidatePairChange += RTCIceTransport_onICETransportCandidatePairChanged2;
RTCCertificate.GenerateCertificate().AsTask <RTCCertificate>().ContinueWith((cert) =>
{
String str = cert.Result.Expires.ToString();
List <RTCCertificate> certs = new List <RTCCertificate>();
certs.Add(cert.Result);
_dtlsTransport = new RTCDtlsTransport(_iceTransport, certs);
MediaStreamConstraints constraints = new MediaStreamConstraints();
constraints.Audio = new MediaTrackConstraints();
constraints.Video = new MediaTrackConstraints();
MediaDevices.GetUserMedia(constraints).AsTask().ContinueWith <IList <MediaStreamTrack> >((temp) =>
{
if (temp.Result != null && temp.Result.Count() > 0)
{
List <MediaStreamTrack> ret = new List <MediaStreamTrack>(temp.Result);
List <RTCRtpSender> senders = new List <RTCRtpSender>();
foreach (MediaStreamTrack track in temp.Result)
{
RTCRtpSender rtpSender = new RTCRtpSender(track, _dtlsTransport);
senders.Add(rtpSender);
}
return(ret);
}
return(null);
});
});
RTCCertificate.GenerateCertificate().AsTask <RTCCertificate>().ContinueWith((cert) =>
{
var certs = new List <RTCCertificate>();
certs.Add(cert.Result);
_dtlsTransport2 = new RTCDtlsTransport(_iceTransport2, certs);
});
MediaDevices.EnumerateDevices().AsTask().ContinueWith <MediaDeviceInfo>((temp) =>
{
foreach (MediaDeviceInfo info in temp.Result)
{
if (info.DeviceId != null)
{
System.Diagnostics.Debug.WriteLine("DeviceID: {0}", info.DeviceId);
}
}
return(null);
});
}
