ffmpeg/libavcodec/a64tables.h
Tobias Bindhammer 7bf7833fb7 Initial version of the a64 (multicolor charset) codec
Originally committed as revision 24873 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-08-23 11:46:32 +00:00

93 lines
1.9 KiB
C

/*
* a64 video encoder - tables used by a64 encoders
* Copyright (c) 2009 Tobias Bindhammer
*
* 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
*/
/**
* @file
* a64 video encoder - tables used by a64 encoders
*/
#ifndef AVCODEC_A64TABLES_H
#define AVCODEC_A64TABLES_H
#include <stdint.h>
/**
* dither patterns used vor rendering the multicolor charset
*/
static const uint8_t prep_dither_patterns[9][4][4] = {
{
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0}
},
{
{1, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 1, 0},
{0, 0, 0, 0}
},
{
{1, 0, 0, 0},
{0, 0, 1, 0},
{0, 1, 0, 0},
{0, 0, 0, 1}
},
{
{1, 0, 0, 0},
{0, 1, 0, 1},
{0, 0, 1, 0},
{0, 1, 0, 1}
},
{
{1, 0, 1, 0},
{0, 1, 0, 1},
{1, 0, 1, 0},
{0, 1, 0, 1}
},
{
{1, 1, 1, 0},
{0, 1, 0, 1},
{1, 0, 1, 1},
{0, 1, 0, 1}
},
{
{0, 1, 1, 1},
{1, 1, 0, 1},
{1, 0, 1, 1},
{1, 1, 1, 0}
},
{
{0, 1, 1, 1},
{1, 1, 1, 1},
{1, 1, 0, 1},
{1, 1, 1, 1}
},
{
{1, 1, 1, 1},
{1, 1, 1, 1},
{1, 1, 1, 1},
{1, 1, 1, 1}
},
};
#endif /* AVCODEC_A64TABLES_H */