private bool CanFocusMove(FocusMoveDirection focusMoveDirection) => !IsBusy && VideoSourceToken != null;
private async Task FocusMoveAsync(FocusMoveDirection focusMoveDirection)
{
IsBusy = true;
var relativeFocus = new RelativeFocus();
switch (focusMoveDirection)
{
case FocusMoveDirection.None:
break;
case FocusMoveDirection.FocusIn:
relativeFocus.Distance = 0.5f;
break;
case FocusMoveDirection.FocusOut:
relativeFocus.Distance = -0.5f;
break;
default:
throw new ArgumentOutOfRangeException(nameof(focusMoveDirection), focusMoveDirection, null);
}
try
{
await _onvifServiceAggregator.OnvifImagingService.SetImagingSettingsAsync(new SetImagingSettings
{
VideoSourceToken = VideoSourceToken,
ImagingSettings = new ImagingSettings20
{
Focus = new FocusConfiguration20
{
AutoFocusMode = AutoFocusMode.MANUAL
}
}
});
await _onvifServiceAggregator.OnvifImagingService.MoveAsync(new Move
{
VideoSourceToken = VideoSourceToken,
Focus = new FocusMove
{
Relative = relativeFocus
}
});
}
catch (OnvifServiceException e)
{
var toast = e.ToToastMessage(_parentViewModel);
Messenger.Publish(toast);
}
catch (FaultException e)
{
var toast = e.ToToastMessage(_parentViewModel);
Messenger.Publish(toast);
}
finally
{
IsBusy = false;
}
}
