source: src/onset/peakpick.h @ e6a78ea

feature/autosinkfeature/constantqfeature/pitchshiftfeature/pydocstringsfeature/timestretchpitchshiftsamplertimestretchyinfft+
Last change on this file since e6a78ea was e6a78ea, checked in by Paul Brossier <piem@piem.org>, 10 years ago

src: update all headers to GPLv3

  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*
2  Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org>
3
4  This file is part of aubio.
5
6  aubio is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10
11  aubio is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15
16  You should have received a copy of the GNU General Public License
17  along with aubio.  If not, see <http://www.gnu.org/licenses/>.
18
19*/
20
21/** \file
22 
23  Peak picking utilities function
24 
25*/
26
27#ifndef PEAKPICK_H
28#define PEAKPICK_H
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34/** function pointer to thresholding function */
35typedef smpl_t (*aubio_thresholdfn_t)(fvec_t *input, uint_t channel);
36/** function pointer to peak-picking function */
37typedef uint_t (*aubio_pickerfn_t)(fvec_t *input, uint_t pos);
38/** peak-picker structure */
39typedef struct _aubio_peakpicker_t aubio_peakpicker_t;
40
41/** peak-picker creation function */
42aubio_peakpicker_t * new_aubio_peakpicker(uint_t channels);
43/** real time peak picking function */
44void aubio_peakpicker_do(aubio_peakpicker_t * p, fvec_t * in, fvec_t * out);
45/** get current peak value */
46smpl_t aubio_peakpicker_get_thresholded_input(aubio_peakpicker_t * p);
47/** destroy peak picker structure */
48void del_aubio_peakpicker(aubio_peakpicker_t * p);
49
50/** set peak picking threshold */
51uint_t aubio_peakpicker_set_threshold(aubio_peakpicker_t * p, smpl_t threshold);
52/** get peak picking threshold */
53smpl_t aubio_peakpicker_get_threshold(aubio_peakpicker_t * p);
54/** set peak picker thresholding function */
55uint_t aubio_peakpicker_set_thresholdfn(aubio_peakpicker_t * p, aubio_thresholdfn_t thresholdfn);
56/** get peak picker thresholding function */
57aubio_thresholdfn_t aubio_peakpicker_get_thresholdfn(aubio_peakpicker_t * p);
58
59#ifdef __cplusplus
60}
61#endif
62
63#endif /* PEAKPICK_H */
Note: See TracBrowser for help on using the repository browser.