mirror of https://git.ffmpeg.org/ffmpeg.git
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* H.261 codec
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* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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* Copyright (c) 2004 Maarten Daniels
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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
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* H.261 codec.
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*/
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#ifndef AVCODEC_H261_H
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#define AVCODEC_H261_H
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#include "mpegutils.h"
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#include "mpegvideo.h"
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#include "rl.h"
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/**
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* H261Context
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*/
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typedef struct H261Context {
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int mtype;
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} H261Context;
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#define MB_TYPE_H261_FIL MB_TYPE_CODEC_SPECIFIC
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extern const uint8_t ff_h261_mba_code[35];
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extern const uint8_t ff_h261_mba_bits[35];
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extern const uint8_t ff_h261_mtype_code[10];
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extern const uint8_t ff_h261_mtype_bits[10];
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extern const uint16_t ff_h261_mtype_map[10];
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extern const uint8_t ff_h261_mv_tab[17][2];
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extern const uint8_t ff_h261_cbp_tab[63][2];
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extern RLTable ff_h261_rl_tcoeff;
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extern const uint16_t ff_h261_tcoeff_vlc[65][2];
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extern const int8_t ff_h261_tcoeff_level[64];
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extern const int8_t ff_h261_tcoeff_run[64];
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void ff_h261_loop_filter(MpegEncContext *s);
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#endif /* AVCODEC_H261_H */
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