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55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
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* RIFF codec tags
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* copyright (c) 2000 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file riff.h
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* internal header for RIFF based (de)muxers
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* do NOT include this in end user applications
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*/
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#ifndef FF_RIFF_H
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#define FF_RIFF_H
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#include "avcodec.h"
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#include "avio.h"
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offset_t start_tag(ByteIOContext *pb, const char *tag);
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void end_tag(ByteIOContext *pb, offset_t start);
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typedef struct AVCodecTag {
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int id;
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unsigned int tag;
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} AVCodecTag;
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void put_bmp_header(ByteIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf);
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int put_wav_header(ByteIOContext *pb, AVCodecContext *enc);
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int wav_codec_get_id(unsigned int tag, int bps);
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void get_wav_header(ByteIOContext *pb, AVCodecContext *codec, int size);
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extern const AVCodecTag codec_bmp_tags[];
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extern const AVCodecTag codec_wav_tags[];
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unsigned int codec_get_tag(const AVCodecTag *tags, int id);
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enum CodecID codec_get_id(const AVCodecTag *tags, unsigned int tag);
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void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale);
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#endif
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