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  {
00034  -1,  1, -2,  0,  1, -1, -1, -1, -2, -1,  1, -1, -1,  0, -1, -1,
00035   0, -1, -1, -1, -1,  0, -1,  0,  0,  0, -3,  1, -1,  0,  1, -1,
00036   1, -1,  2,  2,  1,  1,  2,  0,  0,  0, -1,  1,  1,  0,  0,  0,
00037   1, -1,  0,  1, -1,  1,  1,  0,  1,  0, -1,  1,  1,  0,  0,  0,
00038  -2,  0,  0, -2,  0,  0, -2,  0, -2, -1, -2, -1,  0,  0, -1,  0,
00039   1,  0,  1, -1,  2,  2,  1,  2,  2,  1,  0,  1,  1,  0,  1,  1,
00040  },{
00041  -2,  1, -1, -1,  1,  0,  1, -1, -1, -1,  1, -1,  0, -1,  0, -1,
00042   0,  0,  0, -2,  0,  1,  0, -1, -1,  0,  2, -3,  1, -2,  3, -1,
00043   2,  0,  2,  1,  1, -1,  1,  1,  0,  0,  1,  1,  2, -2,  1,  0,
00044  -2, -1,  2, -2, -2,  0, -3,  0, -1,  0, -1,  0, -1,  0, -2, -3,
00045   1, -2, -2, -1,  1, -1, -1,  1, -1,  1,  1,  0, -2,  0,  1,  1,
00046   1,  1,  2,  1,  0,  0, -1,  0,  0,  1,  0,  1, -1,  1,  0,  2,
00047  },{
00048   0,  0,  0, -3,  1,  1,  1, -3,  0, -1,  0, -3,  1, -3,  0, -2,
00049   1,  2, -1, -3,  0, -3,  1, -1,  0, -1,  0,  0,  1,  2,  1,  1,
00050  -1,  2, -3,  3,  1,  0, -5,  1,  0, -1, -3,  1,  0,  2,  0, -3,
00051   4,  2,  0, -2,  1, -2,  3, -2,  1,  1,  0, -1,  2,  5,  3,  1,
00052  -1,  0,  2, -3, -2,  0,  0, -2,  2, -3, -1, -1,  2,  1,  0, -2,
00053   3, -1,  1, -1,  2,  4,  0,  1,  0,  1,  0, -1, -3, -2, -1,  0,
00054  },{
00055   0,  2, -1, -1,  2, -4, -2,  3,  0, -1, -5,  1,  0,  1,  0,  6,
00056  -2,  2,  0,  1,  1, -1, -1, -2,  1, -2, -1,  0,  2, -2, -2, -1,
00057  -4,  2, -1, -3, -1, -2,  2, -1,  2, -1,  2,  0,  3, -3, -3,  0,
00058  -3,  0,  0, -2,  4, -4,  0, -1,  4,  0, -2, -2,  3, -2,  0,  4,
00059   5,  0,  1,  0, -3,  3,  3,  2,  0,  0,  1,  2, -5, -2, -3,  0,
00060  -3,  2, -2,  2, -2,  4,  7, -3,  4,  2,  3,  2, -1,  0, -3,  1,
00061  }
00062 };
00063 
00064 static const int8_t svq1_intra_codebook_sum[4][16*6] = {
00065  {
00066   0,  0,  0, -1, -1, -1, -1, -2,  0, -1, -1,  0, -1,  0,  1,  0,
00067   1,  0, -1,  1,  0,  0, -1,  1, -1,  0,  0,  0, -1,  1,  0,  0,
00068  -1,  0,  0,  1, -1,  1,  0, -1, -1,  0,  1,  1,  0,  0, -1,  1,
00069   0,  1,  0,  0,  1, -1,  0,  0,  0, -1,  1,  0,  1,  0, -2,  1,
00070   0, -1,  1,  0,  0,  0,  1,  0, -1,  0,  0,  0, -1,  0,  0,  0,
00071   0,  1,  1,  0,  0, -1,  0,  1,  0,  0,  0,  0, -1,  1,  1, -1,
00072  },{
00073  -1, -2,  0, -1,  1,  0, -1,  0, -1, -4, -1, -2, -1, -2,  1, -2,
00074   0,  0,  4, -2, -1,  1,  1,  0,  2,  1,  1,  0,  2,  0,  0,  0,
00075   1,  1,  0, -1, -1, -1,  1,  0, -1, -3, -3,  1, -1,  1, -2, -1,
00076   1, -1,  0,  1,  2,  1, -1, -1,  1,  1,  1,  2,  1,  0,  1, -2,
00077  -2,  0, -1, -2, -2,  0, -1, -1, -1,  0,  1,  0, -1, -1,  0, -1,
00078   0,  2,  1,  2,  2,  1, -1,  1,  0,  2,  0, -1,  1,  0,  0,  0,
00079  },{
00080  -2,  0, -1, -1,  1,  1, -2,  0, -2,  0,  1, -2, -2,  1, -1, -1,
00081   3, -2,  0, -3, -4, -3,  2,  1,  0,  3, -2,  2,  3,  2,  2, -1,
00082  -3,  1,  0,  1,  0,  0,  0,  1, -2,  1, -2, -2, -1, -2, -2,  2,
00083   0, -4,  0,  2, -1,  0,  2,  2,  2,  1,  0, -1, -1,  1, -3,  2,
00084   2,  1,  0,  3,  1, -1,  1,  3,  1,  0,  1,  1,  2, -1,  1, -1,
00085  -2, -1,  0, -1,  1, -1,  1, -2, -2, -1, -1, -3,  1, -4, -3,  1,
00086  },{
00087  -2,  0, -2,  3, -1, -1,  0,  2,  2, -1, -3,  2,  1,  0, -2, -1,
00088  -3, -2, -2,  1,  2, -3,  0,  1, -5, -2, -3,  0, -2, -1,  2,  0,
00089  -1, -1,  0, -2,  1,  3, -7, -2, -2, -1,  2, -1,  0,  3,  1,  3,
00090   1,  0,  0,  1,  2,  3,  1,  2,  0, -2, -2,  1,  1,  2,  2,  3,
00091   4,  1, -1,  2, -2,  4,  0,  0,  0,  4,  2,  0, -2, -2,  2, -4,
00092  -1,  5, -2, -2, -3,  2, -3, -1,  3, -3,  0,  4,  3,  0,  1, -2,
00093  }
00094 };
00095 
00096 #endif /* AVCODEC_SVQ1ENC_CB_H */
libavcodec/svq1enc_cb.h
