ref: bc4e1758ccf961afbaae7c9664a222958c8ff3d7
dir: /tests/src/test-fft.c/
#include <aubio.h>
int main(){
/* allocate some memory */
uint_t win_s = 4096; /* window size */
uint_t channels = 100; /* number of channels */
fvec_t * in = new_fvec (win_s, channels); /* input buffer */
cvec_t * fftgrain = new_cvec (win_s, channels); /* fft norm and phase */
fvec_t * out = new_fvec (win_s, channels); /* output buffer */
/* allocate fft and other memory space */
aubio_fft_t * fft = new_aubio_fft(win_s,channels);
/* fill input with some data */
//printf("initialised\n");
/* execute stft */
aubio_fft_do (fft,in,fftgrain);
//printf("computed forward\n");
/* execute inverse fourier transform */
aubio_fft_rdo(fft,fftgrain,out);
//printf("computed backard\n");
del_aubio_fft(fft);
del_fvec(in);
del_cvec(fftgrain);
del_fvec(out);
//printf("memory freed\n");
aubio_cleanup();
return 0;
}