/* * 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 libavformat/riff.h * internal header for RIFF based (de)muxers * do NOT include this in end user applications */ #ifndef AVFORMAT_RIFF_H #define AVFORMAT_RIFF_H #include "libavcodec/avcodec.h" #include "avio.h" int64_t start_tag(ByteIOContext *pb, const char *tag); void end_tag(ByteIOContext *pb, int64_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); enum CodecID 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 /* AVFORMAT_RIFF_H */