chromium/third_party/ffmpeg/libavformat/format.c

/*
 * Format register and lookup
 * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
 *
 * 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 "config_components.h"

#include "libavutil/avstring.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"

#include "avio_internal.h"
#include "avformat.h"
#include "demux.h"
#include "id3v2.h"
#include "internal.h"
#include "url.h"


/**
 * @file
 * Format register and lookup
 */

int av_match_ext(const char *filename, const char *extensions)
{ … }

int ff_match_url_ext(const char *url, const char *extensions)
{ … }

const AVOutputFormat *av_guess_format(const char *short_name, const char *filename,
                                      const char *mime_type)
{ … }

enum AVCodecID av_guess_codec(const AVOutputFormat *fmt, const char *short_name,
                              const char *filename, const char *mime_type,
                              enum AVMediaType type)
{ … }

const AVInputFormat *av_find_input_format(const char *short_name)
{ … }

const AVInputFormat *av_probe_input_format3(const AVProbeData *pd,
                                            int is_opened, int *score_ret)
{ … }

const AVInputFormat *av_probe_input_format2(const AVProbeData *pd,
                                            int is_opened, int *score_max)
{ … }

const AVInputFormat *av_probe_input_format(const AVProbeData *pd, int is_opened)
{ … }

int av_probe_input_buffer2(AVIOContext *pb, const AVInputFormat **fmt,
                           const char *filename, void *logctx,
                           unsigned int offset, unsigned int max_probe_size)
{ … }

int av_probe_input_buffer(AVIOContext *pb, const AVInputFormat **fmt,
                          const char *filename, void *logctx,
                          unsigned int offset, unsigned int max_probe_size)
{ … }