5 uint_t win_s = 1024; // window size
6 uint_t n_filters = 13; // number of filters
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
11 if (new_aubio_filterbank(0, win_s)) return 1;
12 if (new_aubio_filterbank(n_filters, 0)) return 1;
14 // create filterbank object
15 aubio_filterbank_t *o = new_aubio_filterbank (n_filters, win_s);
17 smpl_t power = aubio_filterbank_get_power(o);
18 smpl_t norm = aubio_filterbank_get_norm(o);
19 if (aubio_filterbank_set_power(o, power)) {
22 if (aubio_filterbank_set_norm(o, norm)) {
26 // apply filterbank ten times
29 aubio_filterbank_do (o, in_spec, out_filters);
33 // print out filterbank coeffs
34 fmat_t *coeffs; // pointer to the coefficients
35 coeffs = aubio_filterbank_get_coeffs (o);
38 aubio_filterbank_set_coeffs (o, coeffs);
39 coeffs = aubio_filterbank_get_coeffs (o);
42 //fvec_print (out_filters);
45 del_aubio_filterbank (o);
47 del_fvec (out_filters);