//Sets up a listener for the selected microphone and initializes a spectrogram display
public void StartListening()
{
int sampleRate = Int32.Parse(sampleRates[cbSampleRate.SelectedIndex]);
int fftSize = 1 << (9 + cbFFTsize.SelectedIndex);
int stepSize = fftSize - (int)(fftSize * overlap);
listener?.Dispose();
listener = new Listener(cbMicInput.SelectedIndex, sampleRate);
spec = new Spectrogram.Spectrogram(sampleRate, fftSize, stepSize);
if (cmaps != null)
{
spec.SetColormap(cmaps[cbCmaps.SelectedIndex]); //todo this is a hack for this running before SpecInit
}
stft = new FFTs(spec.GetFFTs(), spec.SampleRate, spec.StepSize, spec.GetWindow());
}
