1/*
2 * RIFF codec tags
3 * copyright (c) 2000 Fabrice Bellard
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * internal header for RIFF based (de)muxers
25 * do NOT include this in end user applications
26 */
27
28#ifndef AVFORMAT_RIFF_H
29#define AVFORMAT_RIFF_H
30
31#include "libavcodec/avcodec.h"
32#include "avio.h"
33
34int64_t ff_start_tag(ByteIOContext *pb, const char *tag);
35void ff_end_tag(ByteIOContext *pb, int64_t start);
36
37typedef struct AVCodecTag {
38    enum CodecID id;
39    unsigned int tag;
40} AVCodecTag;
41
42void ff_put_bmp_header(ByteIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf);
43int ff_put_wav_header(ByteIOContext *pb, AVCodecContext *enc);
44enum CodecID ff_wav_codec_get_id(unsigned int tag, int bps);
45void ff_get_wav_header(ByteIOContext *pb, AVCodecContext *codec, int size);
46
47extern const AVCodecTag ff_codec_bmp_tags[];
48extern const AVCodecTag ff_codec_wav_tags[];
49
50unsigned int ff_codec_get_tag(const AVCodecTag *tags, int id);
51enum CodecID ff_codec_get_id(const AVCodecTag *tags, unsigned int tag);
52void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale);
53
54#endif /* AVFORMAT_RIFF_H */
55