chromium/third_party/ffmpeg/libavcodec/flac.c

/*
 * FLAC common code
 * Copyright (c) 2009 Justin Ruggles
 *
 * 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 "libavutil/channel_layout.h"
#include "libavutil/crc.h"
#include "libavutil/log.h"
#include "bytestream.h"
#include "get_bits.h"
#include "flac.h"
#include "flacdata.h"
#include "flac_parse.h"

static const int8_t sample_size_table[] = …;

static const AVChannelLayout flac_channel_layouts[8] = …;

static int64_t get_utf8(GetBitContext *gb)
{ … }

int ff_flac_decode_frame_header(void *logctx, GetBitContext *gb,
                                FLACFrameInfo *fi, int log_level_offset)
{ … }

int ff_flac_is_extradata_valid(AVCodecContext *avctx,
                               uint8_t **streaminfo_start)
{ … }

void ff_flac_set_channel_layout(AVCodecContext *avctx, int channels)
{ … }

int ff_flac_parse_streaminfo(AVCodecContext *avctx, struct FLACStreaminfo *s,
                              const uint8_t *buffer)
{ … }