PeerStreamer

/*

 * RIFF codec tags

 * copyright (c) 2000 Fabrice Bellard

 *

 * This file is part of Libav.

 *

 * Libav 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.

 *

 * Libav 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 Libav; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

 */

/**

 * @file

 * 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"

#include "internal.h"

int64_t ff_start_tag(AVIOContext *pb, const char *tag);

void ff_end_tag(AVIOContext *pb, int64_t start);

/**

 * Read BITMAPINFOHEADER structure and set AVStream codec width, height and

 * bits_per_encoded_sample fields. Does not read extradata.

 * @return codec tag

 */

int ff_get_bmp_header(AVIOContext *pb, AVStream *st);

void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf);

int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc);

enum CodecID ff_wav_codec_get_id(unsigned int tag, int bps);

void ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size);

extern const AVCodecTag ff_codec_bmp_tags[];

extern const AVCodecTag ff_codec_wav_tags[];

unsigned int ff_codec_get_tag(const AVCodecTag *tags, enum CodecID id);

enum CodecID ff_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 */