aubio
0.4.9
temporal/test-filter.c
#include <
aubio.h
>
int
main (
void
)
{
uint_t
win_s = 16;
// window size
uint_t
impulse_at = win_s / 2;
fvec_t
*in =
new_fvec
(win_s);
// input buffer
fvec_t
*out =
new_fvec
(win_s);
// input buffer
aubio_filter_t
*o =
new_aubio_filter_c_weighting
(44100);
if
(
new_aubio_filter
(0))
return
1;
if
(
aubio_filter_get_samplerate
(o) != 44100)
return
1;
if
(
aubio_filter_set_c_weighting
(o, -1) == 0)
return
1;
if
(
aubio_filter_set_c_weighting
(0, 32000) == 0)
return
1;
in->
data
[impulse_at] = 0.5;
fvec_print
(in);
aubio_filter_do
(o, in);
fvec_print
(in);
del_aubio_filter
(o);
o =
new_aubio_filter_a_weighting
(32000);
if
(
aubio_filter_set_a_weighting
(o, -1) == 0)
return
1;
if
(
aubio_filter_set_a_weighting
(0, 32000) == 0)
return
1;
in->
data
[impulse_at] = 0.5;
fvec_print
(in);
aubio_filter_do_outplace
(o, in, out);
fvec_print
(out);
aubio_filter_set_a_weighting
(o, 32000);
in->
data
[impulse_at] = 0.5;
fvec_print
(in);
aubio_filter_do_filtfilt
(o, in, out);
fvec_print
(out);
del_fvec
(in);
del_fvec
(out);
del_aubio_filter
(o);
aubio_cleanup
();
return
0;
}
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