/usr/include/aubio/hist.h is in libaubio-dev 0.3.2-4.2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | /*
Copyright (C) 2003 Paul Brossier
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file
*
* Histogram function
*
* Big hacks to implement an histogram
*/
#ifndef HIST_H
#define HIST_H
#ifdef __cplusplus
extern "C" {
#endif
/** histogram object */
typedef struct _aubio_hist_t aubio_hist_t;
/** histogram creation
* \param flow minimum input
* \param fhig maximum input
* \param nelems number of histogram columns
* \param channels number of channels
*/
aubio_hist_t * new_aubio_hist(smpl_t flow, smpl_t fhig, uint_t nelems, uint_t channels);
/** histogram deletion */
void del_aubio_hist(aubio_hist_t *s);
/** compute the histogram */
void aubio_hist_do(aubio_hist_t *s, fvec_t * input);
/** compute the histogram ignoring null elements */
void aubio_hist_do_notnull(aubio_hist_t *s, fvec_t * input);
/** compute the mean of the histogram */
smpl_t aubio_hist_mean(aubio_hist_t *s);
/** weight the histogram */
void aubio_hist_weigth(aubio_hist_t *s);
/** compute dynamic histogram for non-null elements */
void aubio_hist_dyn_notnull (aubio_hist_t *s, fvec_t *input);
#ifdef __cplusplus
}
#endif
#endif
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