smpl_t
fvec_moving_thres (fvec_t * vec, fvec_t * tmpvec,
uint_t post, uint_t pre, uint_t pos)
{
uint_t k;
smpl_t *medar = (smpl_t *) tmpvec->data;
uint_t win_length = post + pre + 1;
uint_t length = vec->length;
/* post part of the buffer does not exist */
if (pos < post + 1) {
for (k = 0; k < post + 1 - pos; k++)
medar[k] = 0.; /* 0-padding at the beginning */
for (k = post + 1 - pos; k < win_length; k++)
medar[k] = vec->data[k + pos - post];
/* the buffer is fully defined */
} else if (pos + pre < length) {
for (k = 0; k < win_length; k++)
medar[k] = vec->data[k + pos - post];
/* pre part of the buffer does not exist */
} else {
for (k = 0; k < length - pos + post; k++)
medar[k] = vec->data[k + pos - post];
for (k = length - pos + post; k < win_length; k++)
medar[k] = 0.; /* 0-padding at the end */
}
return fvec_median (tmpvec);
}
uint_t Note2midi::get_note (fvec_t * note_buffer, fvec_t * note_buffer2){
uint_t i;
for (i = 0; i < note_buffer->length; i++) {
note_buffer2->data[i] = note_buffer->data[i];
}
return fvec_median (note_buffer2);
}
float fvec_median_const (const float *f, int n)
{
float *f2 = fvec_new (n);
fvec_cpy (f2, f, n);
float med = fvec_median (f2, n);
free (f2);
return med;
}
static smpl_t
aubio_notes_get_latest_note (aubio_notes_t *o)
{
fvec_copy(o->note_buffer, o->note_buffer2);
return fvec_median (o->note_buffer2) / AUBIO_DEFAULT_CENT_PRECISION;
}