public SampleAggregator(ISampleProvider source, int fftLength = 1024)
{
channels = source.WaveFormat.Channels;
if (!IsPowerOfTwo(fftLength))
{
throw new ArgumentException("FFT Length must be a power of two");
}
this.m = (int)Math.Log(fftLength, 2.0);
this.fftLength = fftLength;
this.fftBuffer = new Complex[fftLength];
this.fftArgs = new FftEventArgs(fftBuffer);
this.source = source;
}
private void audioGraph_FftCalculated(object sender, FftEventArgs e)
{
lastFFT = e.Result;
}
protected virtual void OnFftCalculated(FftEventArgs e)
{
FftCalculated?.Invoke(this, e);
}