chromium/third_party/ffmpeg/libavutil/samplefmt.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
 */

#include "error.h"
#include "macros.h"
#include "mem.h"
#include "samplefmt.h"

#include <limits.h>
#include <stdio.h>
#include <string.h>

SampleFmtInfo;

/** this table gives more information about formats */
static const SampleFmtInfo sample_fmt_info[AV_SAMPLE_FMT_NB] = …;

const char *av_get_sample_fmt_name(enum AVSampleFormat sample_fmt)
{ … }

enum AVSampleFormat av_get_sample_fmt(const char *name)
{ … }

enum AVSampleFormat av_get_alt_sample_fmt(enum AVSampleFormat sample_fmt, int planar)
{ … }

enum AVSampleFormat av_get_packed_sample_fmt(enum AVSampleFormat sample_fmt)
{ … }

enum AVSampleFormat av_get_planar_sample_fmt(enum AVSampleFormat sample_fmt)
{ … }

char *av_get_sample_fmt_string (char *buf, int buf_size, enum AVSampleFormat sample_fmt)
{ … }

int av_get_bytes_per_sample(enum AVSampleFormat sample_fmt)
{ … }

int av_sample_fmt_is_planar(enum AVSampleFormat sample_fmt)
{ … }

int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
                               enum AVSampleFormat sample_fmt, int align)
{ … }

int av_samples_fill_arrays(uint8_t **audio_data, int *linesize,
                           const uint8_t *buf, int nb_channels, int nb_samples,
                           enum AVSampleFormat sample_fmt, int align)
{ … }

int av_samples_alloc(uint8_t **audio_data, int *linesize, int nb_channels,
                     int nb_samples, enum AVSampleFormat sample_fmt, int align)
{ … }

int av_samples_alloc_array_and_samples(uint8_t ***audio_data, int *linesize, int nb_channels,
                                       int nb_samples, enum AVSampleFormat sample_fmt, int align)
{ … }

int av_samples_copy(uint8_t * const *dst, uint8_t * const *src, int dst_offset,
                    int src_offset, int nb_samples, int nb_channels,
                    enum AVSampleFormat sample_fmt)
{ … }

int av_samples_set_silence(uint8_t * const *audio_data, int offset, int nb_samples,
                           int nb_channels, enum AVSampleFormat sample_fmt)
{ … }