/// <summary>
/// Accesses the local video track, specified by
/// this.selectedDevice and this.selectedProfile.
/// MUST NOT BE CALLED FROM THE UI THREAD.
/// </summary>
/// <param name="factory"></param>
/// <returns></returns>
private IMediaStreamTrack GetLocalVideo(IWebRtcFactory factory)
{
IReadOnlyList <IConstraint> mandatoryConstraints = new List <IConstraint>()
{
new Constraint("maxWidth", this.SelectedProfile.Width.ToString()),
new Constraint("minWidth", this.SelectedProfile.Width.ToString()),
new Constraint("maxHeight", this.SelectedProfile.Height.ToString()),
new Constraint("minHeight", this.SelectedProfile.Height.ToString()),
new Constraint("maxFrameRate", this.SelectedProfile.FrameRate.ToString()),
new Constraint("minFrameRate", this.SelectedProfile.FrameRate.ToString())
};
IReadOnlyList <IConstraint> optionalConstraints = new List <IConstraint>();
var mediaConstraints = new MediaConstraints(mandatoryConstraints, optionalConstraints);
// this will throw a very unhelpful exception if called from the UI thread
var videoOptions = new VideoCapturerCreationParameters();
videoOptions.Id = this.SelectedDevice.Id;
videoOptions.Name = this.SelectedDevice.Name;
videoOptions.EnableMrc = false;
var videoCapturer = VideoCapturer.Create(videoOptions);
var options = new VideoOptions()
{
Factory = factory,
Capturer = videoCapturer,
Constraints = mediaConstraints
};
var videoTrackSource = VideoTrackSource.Create(options);
return(MediaStreamTrack.CreateVideoTrack("LocalVideo", videoTrackSource));
}
public VideoCapturerCreationParameters CreationParameters(WebRtcFactory factory)
{
var param = new VideoCapturerCreationParameters();
param.Name = DeviceName;
param.Id = DeviceId;
if (DeviceId.Equals("screen-share"))
{
param.Factory = factory;
}
param.Format = CreateVideoFormat();
return(param);
}
