FFmpeg: libavcodec/svq1enc

00001 /*
00002  * SVQ1 Encoder
00003  * Copyright (C) 2004 Mike Melanson <melanson@pcisys.net>
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 
00027 #ifndef AVCODEC_SVQ1ENC_CB_H
00028 #define AVCODEC_SVQ1ENC_CB_H
00029 
00030 #include <stdint.h>
00031 
00032 static const int8_t svq1_inter_codebook_sum[4][16*6] = {
00033     { -1,  1, -2,  0,  1, -1, -1, -1, -2, -1,  1, -1, -1,  0, -1, -1,
00034        0, -1, -1, -1, -1,  0, -1,  0,  0,  0, -3,  1, -1,  0,  1, -1,
00035        1, -1,  2,  2,  1,  1,  2,  0,  0,  0, -1,  1,  1,  0,  0,  0,
00036        1, -1,  0,  1, -1,  1,  1,  0,  1,  0, -1,  1,  1,  0,  0,  0,
00037       -2,  0,  0, -2,  0,  0, -2,  0, -2, -1, -2, -1,  0,  0, -1,  0,
00038        1,  0,  1, -1,  2,  2,  1,  2,  2,  1,  0,  1,  1,  0,  1,  1, },
00039     { -2,  1, -1, -1,  1,  0,  1, -1, -1, -1,  1, -1,  0, -1,  0, -1,
00040        0,  0,  0, -2,  0,  1,  0, -1, -1,  0,  2, -3,  1, -2,  3, -1,
00041        2,  0,  2,  1,  1, -1,  1,  1,  0,  0,  1,  1,  2, -2,  1,  0,
00042       -2, -1,  2, -2, -2,  0, -3,  0, -1,  0, -1,  0, -1,  0, -2, -3,
00043        1, -2, -2, -1,  1, -1, -1,  1, -1,  1,  1,  0, -2,  0,  1,  1,
00044        1,  1,  2,  1,  0,  0, -1,  0,  0,  1,  0,  1, -1,  1,  0,  2, },
00045     {  0,  0,  0, -3,  1,  1,  1, -3,  0, -1,  0, -3,  1, -3,  0, -2,
00046        1,  2, -1, -3,  0, -3,  1, -1,  0, -1,  0,  0,  1,  2,  1,  1,
00047       -1,  2, -3,  3,  1,  0, -5,  1,  0, -1, -3,  1,  0,  2,  0, -3,
00048        4,  2,  0, -2,  1, -2,  3, -2,  1,  1,  0, -1,  2,  5,  3,  1,
00049       -1,  0,  2, -3, -2,  0,  0, -2,  2, -3, -1, -1,  2,  1,  0, -2,
00050        3, -1,  1, -1,  2,  4,  0,  1,  0,  1,  0, -1, -3, -2, -1,  0, },
00051     {  0,  2, -1, -1,  2, -4, -2,  3,  0, -1, -5,  1,  0,  1,  0,  6,
00052       -2,  2,  0,  1,  1, -1, -1, -2,  1, -2, -1,  0,  2, -2, -2, -1,
00053       -4,  2, -1, -3, -1, -2,  2, -1,  2, -1,  2,  0,  3, -3, -3,  0,
00054       -3,  0,  0, -2,  4, -4,  0, -1,  4,  0, -2, -2,  3, -2,  0,  4,
00055        5,  0,  1,  0, -3,  3,  3,  2,  0,  0,  1,  2, -5, -2, -3,  0,
00056       -3,  2, -2,  2, -2,  4,  7, -3,  4,  2,  3,  2, -1,  0, -3,  1, }
00057 };
00058 
00059 static const int8_t svq1_intra_codebook_sum[4][16*6] = {
00060     {  0,  0,  0, -1, -1, -1, -1, -2,  0, -1, -1,  0, -1,  0,  1,  0,
00061        1,  0, -1,  1,  0,  0, -1,  1, -1,  0,  0,  0, -1,  1,  0,  0,
00062       -1,  0,  0,  1, -1,  1,  0, -1, -1,  0,  1,  1,  0,  0, -1,  1,
00063        0,  1,  0,  0,  1, -1,  0,  0,  0, -1,  1,  0,  1,  0, -2,  1,
00064        0, -1,  1,  0,  0,  0,  1,  0, -1,  0,  0,  0, -1,  0,  0,  0,
00065        0,  1,  1,  0,  0, -1,  0,  1,  0,  0,  0,  0, -1,  1,  1, -1, },
00066     { -1, -2,  0, -1,  1,  0, -1,  0, -1, -4, -1, -2, -1, -2,  1, -2,
00067        0,  0,  4, -2, -1,  1,  1,  0,  2,  1,  1,  0,  2,  0,  0,  0,
00068        1,  1,  0, -1, -1, -1,  1,  0, -1, -3, -3,  1, -1,  1, -2, -1,
00069        1, -1,  0,  1,  2,  1, -1, -1,  1,  1,  1,  2,  1,  0,  1, -2,
00070       -2,  0, -1, -2, -2,  0, -1, -1, -1,  0,  1,  0, -1, -1,  0, -1,
00071        0,  2,  1,  2,  2,  1, -1,  1,  0,  2,  0, -1,  1,  0,  0,  0, },
00072     { -2,  0, -1, -1,  1,  1, -2,  0, -2,  0,  1, -2, -2,  1, -1, -1,
00073        3, -2,  0, -3, -4, -3,  2,  1,  0,  3, -2,  2,  3,  2,  2, -1,
00074       -3,  1,  0,  1,  0,  0,  0,  1, -2,  1, -2, -2, -1, -2, -2,  2,
00075        0, -4,  0,  2, -1,  0,  2,  2,  2,  1,  0, -1, -1,  1, -3,  2,
00076        2,  1,  0,  3,  1, -1,  1,  3,  1,  0,  1,  1,  2, -1,  1, -1,
00077       -2, -1,  0, -1,  1, -1,  1, -2, -2, -1, -1, -3,  1, -4, -3,  1, },
00078     { -2,  0, -2,  3, -1, -1,  0,  2,  2, -1, -3,  2,  1,  0, -2, -1,
00079       -3, -2, -2,  1,  2, -3,  0,  1, -5, -2, -3,  0, -2, -1,  2,  0,
00080       -1, -1,  0, -2,  1,  3, -7, -2, -2, -1,  2, -1,  0,  3,  1,  3,
00081        1,  0,  0,  1,  2,  3,  1,  2,  0, -2, -2,  1,  1,  2,  2,  3,
00082        4,  1, -1,  2, -2,  4,  0,  0,  0,  4,  2,  0, -2, -2,  2, -4,
00083       -1,  5, -2, -2, -3,  2, -3, -1,  3, -3,  0,  4,  3,  0,  1, -2, }
00084 };
00085 
00086 #endif /* AVCODEC_SVQ1ENC_CB_H */
libavcodec/svq1enc_cb.h
