public AudioSignal() { //find all params InParams = AudioSignal.GetInputParams(this).ToArray(); OutParams = AudioSignal.GetOutputParams(this).ToArray(); AudioService.Engine.Settings.SampleRateChanged += Engine_SampleRateChanged; AudioService.Engine.Settings.BufferSizeChanged += Engine_BufferSizeChanged; Engine_SampleRateChanged(null, null); Engine_BufferSizeChanged(null, null); }