ffmpeg/libavcodec/bgmc.h

57 lines
1.6 KiB
C

/*
* Block Gilbert-Moore decoder
* Copyright (c) 2010 Thilo Borgmann <thilo.borgmann _at_ googlemail.com>
*
* 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
*/
/**
* @file
* Block Gilbert-Moore decoder header
* @author Thilo Borgmann <thilo.borgmann _at_ googlemail.com>
*/
#ifndef AVCODEC_BGMC_H
#define AVCODEC_BGMC_H
#include "avcodec.h"
#include "bitstream.h"
int ff_bgmc_init(AVCodecContext *avctx, uint8_t **cf_lut, int **cf_lut_status);
void ff_bgmc_end(uint8_t **cf_lut, int **cf_lut_status);
void ff_bgmc_decode_init(BitstreamContext *bc,
unsigned int *h, unsigned int *l, unsigned int *v);
void ff_bgmc_decode_end(BitstreamContext *bc);
void ff_bgmc_decode(BitstreamContext *bc, unsigned int num, int32_t *dst,
int delta, unsigned int sx,
unsigned int *h, unsigned int *l, unsigned int *v,
uint8_t *cf_lut, int *cf_lut_status);
#endif /* AVCODEC_BGMC_H */