aubio 0.4.2~alpha

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spectral/test-phasevoc.c
#include <aubio.h>
int main (void)
{
uint_t n = 6; // compute n times
uint_t win_s = 32; // window size
uint_t hop_s = win_s / 4; // hop size
fvec_t * in = new_fvec (hop_s); // input buffer
cvec_t * fftgrain = new_cvec (win_s); // fft norm and phase
fvec_t * out = new_fvec (hop_s); // output buffer
// allocate fft and other memory space
aubio_pvoc_t * pv = new_aubio_pvoc(win_s,hop_s);
// fill input with some data
fvec_set_all (in, 1.);
fvec_print (in);
while ( n-- ) {
// get some fresh input data
// ..
// execute phase vocoder
aubio_pvoc_do (pv,in,fftgrain);
// do something with fftgrain
// ...
cvec_print (fftgrain);
// optionnaly rebuild the signa
aubio_pvoc_rdo(pv,fftgrain,out);
// and do something with the result
// ...
fvec_print (out);
}
// clean up
del_fvec(in);
del_cvec(fftgrain);
del_fvec(out);
del_aubio_pvoc(pv);
aubio_cleanup();
return 0;
}