| /* | |
| * Copyright (C) 2007 The FFmpeg Project | |
| * | |
| * 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 | |
| */ | |
| #ifndef AVCODEC_XIPH_H | |
| #define AVCODEC_XIPH_H | |
| #include <stdint.h> | |
| /** | |
| * Split a single extradata buffer into the three headers that most | |
| * Xiph codecs use. (e.g. Theora and Vorbis) | |
| * Works both with Matroska's packing and lavc's packing. | |
| * | |
| * @param[in] extradata The single chunk that combines all three headers | |
| * @param[in] extradata_size The size of the extradata buffer | |
| * @param[in] first_header_size The size of the first header, used to | |
| * differentiate between the Matroska packing and lavc packing. | |
| * @param[out] header_start Pointers to the start of the three separate headers. | |
| * @param[out] header_len The sizes of each of the three headers. | |
| * @return On error a negative value is returned, on success zero. | |
| */ | |
| int avpriv_split_xiph_headers(const uint8_t *extradata, int extradata_size, | |
| int first_header_size, const uint8_t *header_start[3], | |
| int header_len[3]); | |
| #endif /* AVCODEC_XIPH_H */ |