pub unsafe extern "C" fn aubio_fft_do_complex(
    s: *mut aubio_fft_t,
    input: *const fvec_t,
    compspec: *mut fvec_t
)
Expand description

compute forward FFT

\param s fft object as returned by new_aubio_fft \param input real input signal \param compspec complex output fft real/imag