source: tests/src/spectral/test-fft.c @ 6938a20

feature/autosinkfeature/constantqfeature/pitchshiftfeature/pydocstringsfeature/timestretchpitchshiftsamplertimestretchyinfft+
Last change on this file since 6938a20 was 6938a20, checked in by Paul Brossier <piem@piem.org>, 7 years ago

tests/src/spectral/: improve examples

  • Property mode set to 100644
File size: 798 bytes
Line 
1#include <aubio.h>
2
3int main ()
4{
5  uint_t win_s = 8; // window size
6  fvec_t * in = new_fvec (win_s); // input buffer
7  cvec_t * fftgrain = new_cvec (win_s); // fft norm and phase
8  fvec_t * out = new_fvec (win_s); // output buffer
9  // create fft object
10  aubio_fft_t * fft = new_aubio_fft(win_s);
11
12  // fill input with some data
13  in->data[0] = 1;
14  in->data[1] = 2;
15  in->data[2] = 3;
16  in->data[3] = 4;
17  in->data[4] = 5;
18  in->data[5] = 6;
19  in->data[6] = 5;
20  in->data[7] = 6;
21  fvec_print(in);
22
23  // execute stft
24  aubio_fft_do (fft,in,fftgrain);
25  cvec_print(fftgrain);
26
27  // execute inverse fourier transform
28  aubio_fft_rdo(fft,fftgrain,out);
29
30  // cleam up
31  fvec_print(out);
32  del_aubio_fft(fft);
33  del_fvec(in);
34  del_cvec(fftgrain);
35  del_fvec(out);
36  aubio_cleanup();
37  return 0;
38}
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