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23 #ifndef INCLUDED_FFT_FFT_VCC_H
24 #define INCLUDED_FFT_FFT_VCC_H
43 static sptr make(
int fft_size,
bool forward,
44 const std::vector<float> &
window,
45 bool shift=
false,
int nthreads=1);
47 virtual void set_nthreads(
int n) = 0;
49 virtual int nthreads()
const = 0;
51 virtual bool set_window(
const std::vector<float> &
window) = 0;