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FFmpeg/libavcodec/adts_parser.h
Diego Biurrun b5f19f7478 aac: Split function to parse ADTS header data into public and private part
This makes the currently semi-public avpriv_aac_parse_header() function
private to libavcodec and adds a proper public API function to return
the parts of the ADTS header required in libavformat.
2017-05-02 18:50:34 +02:00

38 lines
1.3 KiB
C

/*
* 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
*/
#ifndef AVCODEC_ADTS_PARSER_H
#define AVCODEC_ADTS_PARSER_H
#include <stddef.h>
#include <stdint.h>
#define AV_AAC_ADTS_HEADER_SIZE 7
/**
* Extract the number of samples and frames from AAC data.
* @param[in] buf pointer to AAC data buffer
* @param[out] samples Pointer to where number of samples is written
* @param[out] frames Pointer to where number of frames is written
* @return Returns 0 on success, error code on failure.
*/
int av_adts_header_parse(const uint8_t *buf, uint32_t *samples,
uint8_t *frames);
#endif /* AVCODEC_ADTS_PARSER_H */