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50 lines
1.7 KiB
50 lines
1.7 KiB
/* |
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* MPEG-1/2 common code |
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* Copyright (c) 2007 Aurelien Jacobs <aurel@gnuage.org> |
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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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#ifndef AVCODEC_MPEG12_H |
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#define AVCODEC_MPEG12_H |
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#include "libavutil/rational.h" |
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/* Start codes. */ |
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#define SEQ_END_CODE 0x000001b7 |
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#define SEQ_START_CODE 0x000001b3 |
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#define GOP_START_CODE 0x000001b8 |
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#define PICTURE_START_CODE 0x00000100 |
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#define SLICE_MIN_START_CODE 0x00000101 |
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#define SLICE_MAX_START_CODE 0x000001af |
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#define EXT_START_CODE 0x000001b5 |
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#define USER_START_CODE 0x000001b2 |
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#include "version_major.h" |
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#if FF_API_FLAG_TRUNCATED |
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#include <stdint.h> |
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struct ParseContext; |
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struct AVCodecParserContext; |
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int ff_mpeg1_find_frame_end(struct ParseContext *pc, const uint8_t *buf, int buf_size, struct AVCodecParserContext *s); |
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#endif |
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void ff_mpeg12_find_best_frame_rate(AVRational frame_rate, |
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int *code, int *ext_n, int *ext_d, |
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int nonstandard); |
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#endif /* AVCODEC_MPEG12_H */
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