source: tests/src/spectral/test-filterbank.c @ c853c1d

feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5
Last change on this file since c853c1d was be8b18b, checked in by Paul Brossier <piem@piem.org>, 5 years ago

[tests] [filterbank] add get/set power/norm calls

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File size: 1.1 KB
Line 
1#include <aubio.h>
2
3int main (void)
4{
5  uint_t win_s = 1024; // window size
6  uint_t n_filters = 13; // number of filters
7
8  cvec_t *in_spec = new_cvec (win_s); // input vector of samples
9  fvec_t *out_filters = new_fvec (n_filters); // per-band outputs
10
11  // create filterbank object
12  aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
13
14  smpl_t power = aubio_filterbank_get_power(o);
15  smpl_t norm = aubio_filterbank_get_norm(o);
16  if (aubio_filterbank_set_power(o, power)) {
17    return 1;
18  }
19  if (aubio_filterbank_set_norm(o, norm)) {
20    return 1;
21  }
22
23  // apply filterbank ten times
24  uint_t n = 10;
25  while (n) {
26    aubio_filterbank_do (o, in_spec, out_filters);
27    n--;
28  }
29
30  // print out filterbank coeffs
31  fmat_t *coeffs; // pointer to the coefficients
32  coeffs = aubio_filterbank_get_coeffs (o);
33  fmat_print (coeffs);
34
35  aubio_filterbank_set_coeffs (o, coeffs);
36  coeffs = aubio_filterbank_get_coeffs (o);
37  fmat_print (coeffs);
38
39  //fvec_print (out_filters);
40
41  // clean up
42  del_aubio_filterbank (o);
43  del_cvec (in_spec);
44  del_fvec (out_filters);
45  aubio_cleanup ();
46
47  return 0;
48}
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