public AudioFilter AudioFilter() { uint cutOffLow = 0; uint cutOffHigh = 0; double deEmphasis = 0; _radio.Check(_api.GetAudioFilterParams(_radio.GetHandle(), _ddc2.Channel(), ref cutOffLow, ref cutOffHigh, ref deEmphasis)); return(new AudioFilter { CutOffHigh = cutOffHigh, CutOffLow = cutOffLow, DeEmphasis = deEmphasis }); }