public override void PrepareProcessing()
{
if (_portInp.Samplerate <= 0)
{
throw new InvalidOperationException("Input Samplerate must be > 0 Hz");
}
if (_fft == null || _fft.Size != FFTSize)
{
_fft?.Dispose();
_fft = new FFTWTransform(_portOut.FFTSize);
}
inputSampleCount = 0;
InitBuffers();
}
