Libav
af_volume.h
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1 /*
2  * This file is part of Libav.
3  *
4  * Libav is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
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10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
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15  * License along with Libav; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
24 #ifndef AVFILTER_AF_VOLUME_H
25 #define AVFILTER_AF_VOLUME_H
26 
27 #include "libavutil/common.h"
28 #include "libavutil/float_dsp.h"
29 #include "libavutil/opt.h"
30 #include "libavutil/samplefmt.h"
31 
36 };
37 
43 };
44 
45 typedef struct VolumeContext {
46  const AVClass *class;
52  double volume;
53  int volume_i;
54  int channels;
55  int planes;
57 
58  void (*scale_samples)(uint8_t *dst, const uint8_t *src, int nb_samples,
59  int volume);
62 
64 
65 #endif /* AVFILTER_AF_VOLUME_H */
enum PrecisionType precision
Definition: af_volume.h:48
AVFloatDSPContext fdsp
Definition: af_volume.h:47
PrecisionType
Definition: af_volume.h:32
ReplayGainType
Definition: af_volume.h:38
double replaygain_preamp
Definition: af_volume.h:50
uint8_t
int samples_align
Definition: af_volume.h:60
enum ReplayGainType replaygain
Definition: af_volume.h:49
int replaygain_noclip
Definition: af_volume.h:51
double volume
Definition: af_volume.h:52
enum AVSampleFormat sample_fmt
Definition: af_volume.h:56
AVSampleFormat
Audio Sample Formats.
Definition: samplefmt.h:61
static void(WINAPI *cond_broadcast)(pthread_cond_t *cond)
Describe the class of an AVClass context structure.
Definition: log.h:33
void ff_volume_init_x86(VolumeContext *vol)
void(* scale_samples)(uint8_t *dst, const uint8_t *src, int nb_samples, int volume)
Definition: af_volume.h:58