mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-26 19:01:44 +02:00
54a71f2e6c
* commit 'b519298a1578e0c895d53d4b4ed8867b1c031a56': pixdesc: fix yuva 10bit bit depth avconv: deprecate the -vol option x86: af_volume: add SSE2/SSSE3/AVX-optimized s32 volume scaling x86: af_volume: add SSE2-optimized s16 volume scaling Conflicts: ffmpeg.c tests/ref/lavfi/pixdesc tests/ref/lavfi/pixfmts_copy tests/ref/lavfi/pixfmts_null tests/ref/lavfi/pixfmts_scale tests/ref/lavfi/pixfmts_vflip Merged-by: Michael Niedermayer <michaelni@gmx.at>
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* FFmpeg 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* audio volume filter
|
|
*/
|
|
|
|
#ifndef AVFILTER_AF_VOLUME_H
|
|
#define AVFILTER_AF_VOLUME_H
|
|
|
|
#include "libavutil/common.h"
|
|
#include "libavutil/float_dsp.h"
|
|
#include "libavutil/opt.h"
|
|
#include "libavutil/samplefmt.h"
|
|
|
|
enum PrecisionType {
|
|
PRECISION_FIXED = 0,
|
|
PRECISION_FLOAT,
|
|
PRECISION_DOUBLE,
|
|
};
|
|
|
|
typedef struct VolumeContext {
|
|
const AVClass *class;
|
|
AVFloatDSPContext fdsp;
|
|
enum PrecisionType precision;
|
|
double volume;
|
|
int volume_i;
|
|
int channels;
|
|
int planes;
|
|
enum AVSampleFormat sample_fmt;
|
|
|
|
void (*scale_samples)(uint8_t *dst, const uint8_t *src, int nb_samples,
|
|
int volume);
|
|
int samples_align;
|
|
} VolumeContext;
|
|
|
|
void ff_volume_init_x86(VolumeContext *vol);
|
|
|
|
#endif /* AVFILTER_AF_VOLUME_H */
|