Video capture to MPEG-2 file using TV Tuner with Internal MPEG encoder

foreach (var specialFilter in VideoCapture1.Special_Filters(SpecialFilterType.HardwareVideoEncoder))
{
  cbMPEGEncoder.Items.Add(specialFilter);
}

VideoCapture1.Video_CaptureDevice.InternalMPEGEncoder_Name = cbMPEGEncoder.Text;

VideoCapture1.Output_Format = new DirectCaptureMPEGOutput();

VideoCapture1.Mode = VideoCaptureMode.VideoCapture;
VideoCapture1.Output_Filename = "123.mpg";
await VideoCapture1.StartAsync();