public async Task <VoipVideoCapture> ToggleCapturingAsync(VoipCaptureType type)
{
void Disable()
{
if (_capturer != null)
{
_capturer.SetOutput(null);
_manager.SetVideoCapture(null);
_capturer.Dispose();
_capturer = null;
}
}
if (type == VoipCaptureType.None)
{
Disable();
}
else if (type == VoipCaptureType.Video && _capturer is not VoipVideoCapture)
{
Disable();
if (_manager == null)
{
return(null);
}
_capturer = new VoipVideoCapture(await _videoWatcher.GetAndUpdateAsync());
_manager?.SetVideoCapture(_capturer);
}
else if (type == VoipCaptureType.Screencast && _capturer is not VoipScreenCapture)
{
Disable();
if (_manager == null || !GraphicsCaptureSession.IsSupported())
{
return(null);
}
var picker = new GraphicsCapturePicker();
var item = await picker.PickSingleItemAsync();
if (item == null || _manager == null)
{
return(null);
}
_capturer = new VoipScreenCapture(item);
_manager?.SetVideoCapture(_capturer);
}
return(_capturer);
}
public void Connect(VoipVideoCapture capturer)
{
if (capturer != null && _capturerWasNull)
{
_capturerWasNull = false;
Video.IsChecked = true;
ViewfinderPanel.Visibility = Visibility.Visible;
capturer.SetOutput(Viewfinder);
}
else if (capturer == null && !_capturerWasNull)
{
_capturerWasNull = true;
Video.IsChecked = false;
ViewfinderPanel.Visibility = Visibility.Collapsed;
}
CheckConstraints();
}
