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libavcodec/bgmc.h

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00001 /*
00002  * Block Gilbert-Moore decoder
00003  * Copyright (c) 2010 Thilo Borgmann <thilo.borgmann _at_ googlemail.com>
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00029 #ifndef AVCODEC_BGMC_H
00030 #define AVCODEC_BGMC_H
00031 
00032 
00033 #include "avcodec.h"
00034 #include "get_bits.h"
00035 
00036 
00037 int ff_bgmc_init(AVCodecContext *avctx, uint8_t **cf_lut, unsigned int **cf_lut_status);
00038 
00039 
00040 void ff_bgmc_end(uint8_t **cf_lut, unsigned int **cf_lut_status);
00041 
00042 
00043 void ff_bgmc_decode_init(GetBitContext *gb,
00044                       unsigned int *h, unsigned int *l, unsigned int *v);
00045 
00046 
00047 void ff_bgmc_decode_end(GetBitContext *gb);
00048 
00049 
00050 void ff_bgmc_decode(GetBitContext *gb, unsigned int num, int32_t *dst,
00051                  unsigned int delta, unsigned int sx,
00052                  unsigned int *h, unsigned int *l, unsigned int *v,
00053                  uint8_t *cf_lut, unsigned int *cf_lut_status);
00054 
00055 
00056 #endif /* AVCODEC_BGMC_H */

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