55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
|
|
* RIFF codec tags
|
|
* copyright (c) 2000 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
|
|
*/
|
|
|
|
/**
|
|
* @file riff.h
|
|
* internal header for RIFF based (de)muxers
|
|
* do NOT include this in end user applications
|
|
*/
|
|
|
|
#ifndef FFMPEG_RIFF_H
|
|
#define FFMPEG_RIFF_H
|
|
|
|
#include "libavcodec/avcodec.h"
|
|
#include "avio.h"
|
|
|
|
offset_t start_tag(ByteIOContext *pb, const char *tag);
|
|
void end_tag(ByteIOContext *pb, offset_t start);
|
|
|
|
typedef struct AVCodecTag {
|
|
int id;
|
|
unsigned int tag;
|
|
} AVCodecTag;
|
|
|
|
void put_bmp_header(ByteIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf);
|
|
int put_wav_header(ByteIOContext *pb, AVCodecContext *enc);
|
|
int wav_codec_get_id(unsigned int tag, int bps);
|
|
void get_wav_header(ByteIOContext *pb, AVCodecContext *codec, int size);
|
|
|
|
extern const AVCodecTag codec_bmp_tags[];
|
|
extern const AVCodecTag codec_wav_tags[];
|
|
|
|
unsigned int codec_get_tag(const AVCodecTag *tags, int id);
|
|
enum CodecID codec_get_id(const AVCodecTag *tags, unsigned int tag);
|
|
void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale);
|
|
|
|
#endif /* FFMPEG_RIFF_H */
|