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global.h
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/* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved. */
/*
* Disclaimer of Warranty
*
* These software programs are available to the user with any license fee or
* royalty on an "as is" basis. The MPEG Software Simulation Group disclaims
* any and all warranties, whether express, implied, or statuary, including any
* implied warranties or merchantability or of fitness for a particular
* purpose. In no event shall the copyright-holder be liable for any
* incidental, punitive, or consequential damages of any kind whatsoever
* arising from the use of these programs.
*
* This disclaimer of warranty extends to the user of these programs and user's
* customers, employees, agents, transferees, successors, and assigns.
*
* The MPEG Software Simulation Group does not represent or warrant that the
* programs furnished hereunder are free of infringement of any third-party
* patents.
*
* Commercial implementations of MPEG-1 and MPEG-2 video, including shareware,
* are subject to royalty fees to patent holders. Many of these patents are
* general enough such that they are unavoidable regardless of implementation
* design.
*
*/
#ifndef __GLOBAL_H
#define __GLOBAL_H
#include <cstdint>
//#include "misc.h"
#ifdef GLOBAL
#define XTN
#else
#define XTN extern
#endif
enum {
MACROBLOCK_INTRA = 1,
MACROBLOCK_PATTERN = 2,
MACROBLOCK_MOTION_BACKWARD = 4,
MACROBLOCK_MOTION_FORWARD = 8,
MACROBLOCK_QUANT = 16,
};
/* default intra quantization matrix */
XTN uint8_t default_intra_quantizer_matrix[64]
#ifdef GLOBAL
=
{
8, 16, 19, 22, 26, 27, 29, 34,
16, 16, 22, 24, 27, 29, 34, 37,
19, 22, 26, 27, 29, 34, 34, 38,
22, 22, 26, 27, 29, 34, 37, 40,
22, 26, 27, 29, 32, 35, 40, 48,
26, 27, 29, 32, 35, 40, 48, 58,
26, 27, 29, 34, 38, 46, 56, 69,
27, 29, 35, 38, 46, 56, 69, 83
}
#endif
;
/* zig-zag and alternate scan patterns */
XTN uint8_t scan[2][64]
#ifdef GLOBAL
=
{
{ /* Zig-Zag scan pattern */
0, 1, 8, 16, 9, 2, 3, 10,
17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34,
27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36,
29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46,
53, 60, 61, 54, 47, 55, 62, 63
}
,
{ /* Alternate scan pattern */
0, 8, 16, 24, 1, 9, 2, 10,
17, 25, 32, 40, 48, 56, 57, 49,
41, 33, 26, 18, 3, 11, 4, 12,
19, 27, 34, 42, 50, 58, 35, 43,
51, 59, 20, 28, 5, 13, 6, 14,
21, 29, 36, 44, 52, 60, 37, 45,
53, 61, 22, 30, 7, 15, 23, 31,
38, 46, 54, 62, 39, 47, 55, 63
}
}
#endif
;
/* non-linear quantization coefficient table */
XTN uint8_t Non_Linear_quantizer_scale[32]
#ifdef GLOBAL
=
{
0, 1, 2, 3, 4, 5, 6, 7,
8, 10, 12, 14, 16, 18, 20, 22,
24, 28, 32, 36, 40, 44, 48, 52,
56, 64, 72, 80, 88, 96, 104, 112
}
#endif
;
#define ERROR_VALUE (-1)
struct DCTtab {
char run, level, len;
};
struct VLCtab {
char val, len;
};
/* Table B-10, motion_code, codes 0001 ... 01xx */
XTN VLCtab MVtab0[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {3,3}, {2,2}, {2,2}, {1,1}, {1,1}, {1,1}, {1,1}
}
#endif
;
/* Table B-10, motion_code, codes 0000011 ... 000011x */
XTN VLCtab MVtab1[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0}, {7,6}, {6,6}, {5,6}, {4,5}, {4,5}
}
#endif
;
/* Table B-10, motion_code, codes 0000001100 ... 000001011x */
XTN VLCtab MVtab2[12]
#ifdef GLOBAL
=
{
{16,9}, {15,9}, {14,9}, {13,9},
{12,9}, {11,9}, {10,8}, {10,8},
{9,8}, {9,8}, {8,8}, {8,8}
}
#endif
;
/* Table B-9, coded_block_pattern, codes 01000 ... 111xx */
XTN VLCtab CBPtab0[32]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0},
{ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0},
{62,5}, {2,5}, {61,5}, {1,5}, {56,5}, {52,5}, {44,5}, {28,5},
{40,5}, {20,5}, {48,5}, {12,5}, {32,4}, {32,4}, {16,4}, {16,4},
{8,4}, {8,4}, {4,4}, {4,4}, {60,3}, {60,3}, {60,3}, {60,3}
}
#endif
;
/* Table B-9, coded_block_pattern, codes 00000100 ... 001111xx */
XTN VLCtab CBPtab1[64]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0}, {ERROR_VALUE,0},
{58,8}, {54,8}, {46,8}, {30,8},
{57,8}, {53,8}, {45,8}, {29,8}, {38,8}, {26,8}, {37,8}, {25,8},
{43,8}, {23,8}, {51,8}, {15,8}, {42,8}, {22,8}, {50,8}, {14,8},
{41,8}, {21,8}, {49,8}, {13,8}, {35,8}, {19,8}, {11,8}, {7,8},
{34,7}, {34,7}, {18,7}, {18,7}, {10,7}, {10,7}, {6,7}, {6,7},
{33,7}, {33,7}, {17,7}, {17,7}, {9,7}, {9,7}, {5,7}, {5,7},
{63,6}, {63,6}, {63,6}, {63,6}, {3,6}, {3,6}, {3,6}, {3,6},
{36,6}, {36,6}, {36,6}, {36,6}, {24,6}, {24,6}, {24,6}, {24,6}
}
#endif
;
/* Table B-9, coded_block_pattern, codes 000000001 ... 000000111 */
XTN VLCtab CBPtab2[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {0,9}, {39,9}, {27,9}, {59,9}, {55,9}, {47,9}, {31,9}
}
#endif
;
/* Table B-1, macroblock_address_increment, codes 00010 ... 011xx */
XTN VLCtab MBAtab1[16]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0}, {ERROR_VALUE,0}, {7,5}, {6,5}, {5,4}, {5,4}, {4,4},
{4,4}, {3,3}, {3,3}, {3,3}, {3,3}, {2,3}, {2,3}, {2,3}, {2,3}
}
#endif
;
/* Table B-1, macroblock_address_increment, codes 00000011000 ... 0000111xxxx */
XTN VLCtab MBAtab2[104]
#ifdef GLOBAL
=
{
{33,11}, {32,11}, {31,11}, {30,11}, {29,11}, {28,11}, {27,11}, {26,11},
{25,11}, {24,11}, {23,11}, {22,11}, {21,10}, {21,10}, {20,10}, {20,10},
{19,10}, {19,10}, {18,10}, {18,10}, {17,10}, {17,10}, {16,10}, {16,10},
{15,8}, {15,8}, {15,8}, {15,8}, {15,8}, {15,8}, {15,8}, {15,8},
{14,8}, {14,8}, {14,8}, {14,8}, {14,8}, {14,8}, {14,8}, {14,8},
{13,8}, {13,8}, {13,8}, {13,8}, {13,8}, {13,8}, {13,8}, {13,8},
{12,8}, {12,8}, {12,8}, {12,8}, {12,8}, {12,8}, {12,8}, {12,8},
{11,8}, {11,8}, {11,8}, {11,8}, {11,8}, {11,8}, {11,8}, {11,8},
{10,8}, {10,8}, {10,8}, {10,8}, {10,8}, {10,8}, {10,8}, {10,8},
{9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7},
{9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7}, {9,7},
{8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7},
{8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7}, {8,7}
}
#endif
;
/* Table B-12, dct_dc_size_luminance, codes 00xxx ... 11110 */
XTN VLCtab DClumtab0[32]
#ifdef GLOBAL
=
{
{1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2},
{0, 3}, {0, 3}, {0, 3}, {0, 3}, {3, 3}, {3, 3}, {3, 3}, {3, 3},
{4, 3}, {4, 3}, {4, 3}, {4, 3}, {5, 4}, {5, 4}, {6, 5}, {ERROR_VALUE, 0}
}
#endif
;
/* Table B-12, dct_dc_size_luminance, codes 111110xxx ... 111111111 */
XTN VLCtab DClumtab1[16]
#ifdef GLOBAL
=
{
{7, 6}, {7, 6}, {7, 6}, {7, 6}, {7, 6}, {7, 6}, {7, 6}, {7, 6},
{8, 7}, {8, 7}, {8, 7}, {8, 7}, {9, 8}, {9, 8}, {10,9}, {11,9}
}
#endif
;
/* Table B-13, dct_dc_size_chrominance, codes 00xxx ... 11110 */
XTN VLCtab DCchromtab0[32]
#ifdef GLOBAL
=
{
{0, 2}, {0, 2}, {0, 2}, {0, 2}, {0, 2}, {0, 2}, {0, 2}, {0, 2},
{1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2},
{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2},
{3, 3}, {3, 3}, {3, 3}, {3, 3}, {4, 4}, {4, 4}, {5, 5}, {ERROR_VALUE, 0}
}
#endif
;
/* Table B-13, dct_dc_size_chrominance, codes 111110xxxx ... 1111111111 */
XTN VLCtab DCchromtab1[32]
#ifdef GLOBAL
=
{
{6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6},
{6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6}, {6, 6},
{7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7}, {7, 7},
{8, 8}, {8, 8}, {8, 8}, {8, 8}, {9, 9}, {9, 9}, {10,10}, {11,10}
}
#endif
;
/* Table B-14, DCT coefficients table zero,
* codes 0100 ... 1xxx (used for first (DC) coefficient)
*/
XTN DCTtab DCTtabfirst[12]
#ifdef GLOBAL
=
{
{0,2,4}, {2,1,4}, {1,1,3}, {1,1,3},
{0,1,1}, {0,1,1}, {0,1,1}, {0,1,1},
{0,1,1}, {0,1,1}, {0,1,1}, {0,1,1}
}
#endif
;
/* Table B-14, DCT coefficients table zero,
* codes 0100 ... 1xxx (used for all other coefficients)
*/
XTN DCTtab DCTtabnext[12]
#ifdef GLOBAL
=
{
{0,2,4}, {2,1,4}, {1,1,3}, {1,1,3},
{64,0,2}, {64,0,2}, {64,0,2}, {64,0,2}, /* EOB */
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2}
}
#endif
;
/* Table B-14, DCT coefficients table zero,
* codes 000001xx ... 00111xxx
*/
XTN DCTtab DCTtab0[60]
#ifdef GLOBAL
=
{
{65,0,6}, {65,0,6}, {65,0,6}, {65,0,6}, /* Escape */
{2,2,7}, {2,2,7}, {9,1,7}, {9,1,7},
{0,4,7}, {0,4,7}, {8,1,7}, {8,1,7},
{7,1,6}, {7,1,6}, {7,1,6}, {7,1,6},
{6,1,6}, {6,1,6}, {6,1,6}, {6,1,6},
{1,2,6}, {1,2,6}, {1,2,6}, {1,2,6},
{5,1,6}, {5,1,6}, {5,1,6}, {5,1,6},
{13,1,8}, {0,6,8}, {12,1,8}, {11,1,8},
{3,2,8}, {1,3,8}, {0,5,8}, {10,1,8},
{0,3,5}, {0,3,5}, {0,3,5}, {0,3,5},
{0,3,5}, {0,3,5}, {0,3,5}, {0,3,5},
{4,1,5}, {4,1,5}, {4,1,5}, {4,1,5},
{4,1,5}, {4,1,5}, {4,1,5}, {4,1,5},
{3,1,5}, {3,1,5}, {3,1,5}, {3,1,5},
{3,1,5}, {3,1,5}, {3,1,5}, {3,1,5}
}
#endif
;
/* Table B-15, DCT coefficients table one,
* codes 000001xx ... 11111111
*/
XTN DCTtab DCTtab0a[252]
#ifdef GLOBAL
=
{
{65,0,6}, {65,0,6}, {65,0,6}, {65,0,6}, /* Escape */
{7,1,7}, {7,1,7}, {8,1,7}, {8,1,7},
{6,1,7}, {6,1,7}, {2,2,7}, {2,2,7},
{0,7,6}, {0,7,6}, {0,7,6}, {0,7,6},
{0,6,6}, {0,6,6}, {0,6,6}, {0,6,6},
{4,1,6}, {4,1,6}, {4,1,6}, {4,1,6},
{5,1,6}, {5,1,6}, {5,1,6}, {5,1,6},
{1,5,8}, {11,1,8}, {0,11,8}, {0,10,8},
{13,1,8}, {12,1,8}, {3,2,8}, {1,4,8},
{2,1,5}, {2,1,5}, {2,1,5}, {2,1,5},
{2,1,5}, {2,1,5}, {2,1,5}, {2,1,5},
{1,2,5}, {1,2,5}, {1,2,5}, {1,2,5},
{1,2,5}, {1,2,5}, {1,2,5}, {1,2,5},
{3,1,5}, {3,1,5}, {3,1,5}, {3,1,5},
{3,1,5}, {3,1,5}, {3,1,5}, {3,1,5},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{1,1,3}, {1,1,3}, {1,1,3}, {1,1,3},
{64,0,4}, {64,0,4}, {64,0,4}, {64,0,4}, /* EOB */
{64,0,4}, {64,0,4}, {64,0,4}, {64,0,4},
{64,0,4}, {64,0,4}, {64,0,4}, {64,0,4},
{64,0,4}, {64,0,4}, {64,0,4}, {64,0,4},
{0,3,4}, {0,3,4}, {0,3,4}, {0,3,4},
{0,3,4}, {0,3,4}, {0,3,4}, {0,3,4},
{0,3,4}, {0,3,4}, {0,3,4}, {0,3,4},
{0,3,4}, {0,3,4}, {0,3,4}, {0,3,4},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,1,2}, {0,1,2}, {0,1,2}, {0,1,2},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,2,3}, {0,2,3}, {0,2,3}, {0,2,3},
{0,4,5}, {0,4,5}, {0,4,5}, {0,4,5},
{0,4,5}, {0,4,5}, {0,4,5}, {0,4,5},
{0,5,5}, {0,5,5}, {0,5,5}, {0,5,5},
{0,5,5}, {0,5,5}, {0,5,5}, {0,5,5},
{9,1,7}, {9,1,7}, {1,3,7}, {1,3,7},
{10,1,7}, {10,1,7}, {0,8,7}, {0,8,7},
{0,9,7}, {0,9,7}, {0,12,8}, {0,13,8},
{2,3,8}, {4,2,8}, {0,14,8}, {0,15,8}
}
#endif
;
/* Table B-14, DCT coefficients table zero,
* codes 0000001000 ... 0000001111
*/
XTN DCTtab DCTtab1[8]
#ifdef GLOBAL
=
{
{16,1,10}, {5,2,10}, {0,7,10}, {2,3,10},
{1,4,10}, {15,1,10}, {14,1,10}, {4,2,10}
}
#endif
;
/* Table B-15, DCT coefficients table one,
* codes 000000100x ... 000000111x
*/
XTN DCTtab DCTtab1a[8]
#ifdef GLOBAL
=
{
{5,2,9}, {5,2,9}, {14,1,9}, {14,1,9},
{2,4,10}, {16,1,10}, {15,1,9}, {15,1,9}
}
#endif
;
/* Table B-14/15, DCT coefficients table zero / one,
* codes 000000010000 ... 000000011111
*/
XTN DCTtab DCTtab2[16]
#ifdef GLOBAL
=
{
{0,11,12}, {8,2,12}, {4,3,12}, {0,10,12},
{2,4,12}, {7,2,12}, {21,1,12}, {20,1,12},
{0,9,12}, {19,1,12}, {18,1,12}, {1,5,12},
{3,3,12}, {0,8,12}, {6,2,12}, {17,1,12}
}
#endif
;
/* Table B-14/15, DCT coefficients table zero / one,
* codes 0000000010000 ... 0000000011111
*/
XTN DCTtab DCTtab3[16]
#ifdef GLOBAL
=
{
{10,2,13}, {9,2,13}, {5,3,13}, {3,4,13},
{2,5,13}, {1,7,13}, {1,6,13}, {0,15,13},
{0,14,13}, {0,13,13}, {0,12,13}, {26,1,13},
{25,1,13}, {24,1,13}, {23,1,13}, {22,1,13}
}
#endif
;
/* Table B-14/15, DCT coefficients table zero / one,
* codes 00000000010000 ... 00000000011111
*/
XTN DCTtab DCTtab4[16]
#ifdef GLOBAL
=
{
{0,31,14}, {0,30,14}, {0,29,14}, {0,28,14},
{0,27,14}, {0,26,14}, {0,25,14}, {0,24,14},
{0,23,14}, {0,22,14}, {0,21,14}, {0,20,14},
{0,19,14}, {0,18,14}, {0,17,14}, {0,16,14}
}
#endif
;
/* Table B-14/15, DCT coefficients table zero / one,
* codes 000000000010000 ... 000000000011111
*/
XTN DCTtab DCTtab5[16]
#ifdef GLOBAL
=
{
{0,40,15}, {0,39,15}, {0,38,15}, {0,37,15},
{0,36,15}, {0,35,15}, {0,34,15}, {0,33,15},
{0,32,15}, {1,14,15}, {1,13,15}, {1,12,15},
{1,11,15}, {1,10,15}, {1,9,15}, {1,8,15}
}
#endif
;
/* Table B-14/15, DCT coefficients table zero / one,
* codes 0000000000010000 ... 0000000000011111
*/
XTN DCTtab DCTtab6[16]
#ifdef GLOBAL
=
{
{1,18,16}, {1,17,16}, {1,16,16}, {1,15,16},
{6,3,16}, {16,2,16}, {15,2,16}, {14,2,16},
{13,2,16}, {12,2,16}, {11,2,16}, {31,1,16},
{30,1,16}, {29,1,16}, {28,1,16}, {27,1,16}
}
#endif
;
// add extra table of table ptrs for performance - trbarry 5/2003
XTN DCTtab* pDCTtabNonI[28] // ptr to non_intra tables
#ifdef GLOBAL
=
{
&DCTtab6[0] - 16, // bsf val = 4, code => 16
&DCTtab5[0] - 16, // bsf val = 5, code => 32
&DCTtab4[0] - 16, // bsf val = 6, code => 64
&DCTtab3[0] - 16, // bsf val = 7, code => 128
&DCTtab2[0] - 16, // bsf val = 8, code => 256
&DCTtab1[0] - 8, // bsf val = 9, code => 512
&DCTtab0[0] - 4, // bsf val = 10, code => 1024
&DCTtab0[0] - 4, // bsf val = 11, code => 2048, same
&DCTtab0[0] - 4, // bsf val = 12, code => 4096, same
&DCTtab0[0] - 4, // bsf val = 13, code => 8192, same
&DCTtab0[0] - 4, // bsf val = 14, code => 16384, same
&DCTtab0[0] - 4, // bsf val = 15, how big can this get??
&DCTtab0[0] - 4, // bsf val = 16, same?
&DCTtab0[0] - 4, // bsf val = 17, same?
&DCTtab0[0] - 4, // bsf val = 18, same?
&DCTtab0[0] - 4, // bsf val = 19, same?
&DCTtab0[0] - 4, // bsf val = 20, same?
&DCTtab0[0] - 4, // bsf val = 21, same?
&DCTtab0[0] - 4, // bsf val = 22, same?
&DCTtab0[0] - 4, // bsf val = 23, same?
&DCTtab0[0] - 4, // bsf val = 24, same?
&DCTtab0[0] - 4, // bsf val = 25, same?
&DCTtab0[0] - 4, // bsf val = 26, same?
&DCTtab0[0] - 4, // bsf val = 27, same?
&DCTtab0[0] - 4, // bsf val = 28, same?
&DCTtab0[0] - 4, // bsf val = 29, same?
&DCTtab0[0] - 4, // bsf val = 30, same?
&DCTtab0[0] - 4 // bsf val = 31, same?
}
#endif
;
// same as above but for when intra_vlc_format - trbarry 5/2003
XTN DCTtab* pDCTtab_intra[28] // ptr to non_intra tables
#ifdef GLOBAL
=
{
&DCTtab6[0] - 16, // bsf val = 4, code => 16
&DCTtab5[0] - 16, // bsf val = 5, code => 32
&DCTtab4[0] - 16, // bsf val = 6, code => 64
&DCTtab3[0] - 16, // bsf val = 7, code => 128
&DCTtab2[0] - 16, // bsf val = 8, code => 256
&DCTtab1a[0] - 8, // bsf val = 9, code => 512
&DCTtab0a[0] - 4, // bsf val = 10, code => 1024
&DCTtab0a[0] - 4, // bsf val = 11, code => 2048, same
&DCTtab0a[0] - 4, // bsf val = 12, code => 4096, same
&DCTtab0a[0] - 4, // bsf val = 13, code => 8192, same
&DCTtab0a[0] - 4, // bsf val = 14 code => 16384, same
&DCTtab0a[0] - 4, // bsf val = 15, code => how big can this get?
&DCTtab0a[0] - 4, // bsf val = 16, same?
&DCTtab0a[0] - 4, // bsf val = 17, same?
&DCTtab0a[0] - 4, // bsf val = 18, same?
&DCTtab0a[0] - 4, // bsf val = 19, same?
&DCTtab0a[0] - 4, // bsf val = 20, same?
&DCTtab0a[0] - 4, // bsf val = 21, same?
&DCTtab0a[0] - 4, // bsf val = 22, same?
&DCTtab0a[0] - 4, // bsf val = 23, same?
&DCTtab0a[0] - 4, // bsf val = 24, same?
&DCTtab0a[0] - 4, // bsf val = 25, same?
&DCTtab0a[0] - 4, // bsf val = 26, same?
&DCTtab0a[0] - 4, // bsf val = 27, same?
&DCTtab0a[0] - 4, // bsf val = 28, same?
&DCTtab0a[0] - 4, // bsf val = 29, same?
&DCTtab0a[0] - 4, // bsf val = 30, same?
&DCTtab0a[0] - 4 // bsf val = 31, same?
}
#endif
;
// add extra table of shift amounts for performance - trbarry 5/2003
XTN int DCTShiftTab[28] // amounts to shift code
#ifdef GLOBAL
=
{
0, // bsf val = 4, code => 16
1, // bsf val = 5, code => 32
2, // bsf val = 6, code => 64
3, // bsf val = 7, code => 128
4, // bsf val = 8, code => 256
6, // bsf val = 9, code => 512
8, // bsf val = 10, code => 1024
8, // bsf val = 11, code => 2048, same
8, // bsf val = 12, code => 4096, same
8, // bsf val = 13, code => 8192, same
8, // bsf val = 14, code => 16384, same
8, // bsf val = 15, how big can this get?
8, // bsf val = 16, same?
8, // bsf val = 17, same?
8, // bsf val = 18, same?
8, // bsf val = 19, same?
8, // bsf val = 20, same?
8, // bsf val = 21, same?
8, // bsf val = 22, same?
8, // bsf val = 23, same?
8, // bsf val = 24, same?
8, // bsf val = 25, same?
8, // bsf val = 26, same?
8, // bsf val = 27, same?
8, // bsf val = 28, same?
8, // bsf val = 29, same?
8, // bsf val = 30, same?
8 // bsf val = 31, same?
}
#endif
;
/* Table B-3, macroblock_type in P-pictures, codes 001..1xx */
XTN VLCtab PMBtab0[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0},
{MACROBLOCK_MOTION_FORWARD,3},
{MACROBLOCK_PATTERN,2}, {MACROBLOCK_PATTERN,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,1},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,1},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,1},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,1}
}
#endif
;
/* Table B-3, macroblock_type in P-pictures, codes 000001..00011x */
XTN VLCtab PMBtab1[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0},
{MACROBLOCK_QUANT | MACROBLOCK_INTRA,6},
{MACROBLOCK_QUANT | MACROBLOCK_PATTERN,5}, {MACROBLOCK_QUANT | MACROBLOCK_PATTERN,5},
{MACROBLOCK_QUANT | MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,5}, {MACROBLOCK_QUANT | MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,5},
{MACROBLOCK_INTRA,5}, {MACROBLOCK_INTRA,5}
}
#endif
;
/* Table B-4, macroblock_type in B-pictures, codes 0010..11xx */
XTN VLCtab BMBtab0[16]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0},
{ERROR_VALUE,0},
{MACROBLOCK_MOTION_FORWARD,4},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,4},
{MACROBLOCK_MOTION_BACKWARD,3},
{MACROBLOCK_MOTION_BACKWARD,3},
{MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,3},
{MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,3},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,2},
{MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,2}
}
#endif
;
/* Table B-4, macroblock_type in B-pictures, codes 000001..00011x */
XTN VLCtab BMBtab1[8]
#ifdef GLOBAL
=
{
{ERROR_VALUE,0},
{MACROBLOCK_QUANT | MACROBLOCK_INTRA,6},
{MACROBLOCK_QUANT | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,6},
{MACROBLOCK_QUANT | MACROBLOCK_MOTION_FORWARD | MACROBLOCK_PATTERN,6},
{MACROBLOCK_QUANT | MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,5},
{MACROBLOCK_QUANT | MACROBLOCK_MOTION_FORWARD | MACROBLOCK_MOTION_BACKWARD | MACROBLOCK_PATTERN,5},
{MACROBLOCK_INTRA,5},
{MACROBLOCK_INTRA,5}
}
#endif
;
#undef XTN
#endif // __GLOBAL_H