Statistics
| Branch: | Revision:

ffmpeg / libavcodec / vc1data.c @ 2912e87a

History | View | Annotate | Download (21.7 KB)

1
/*
2
 * VC-1 and WMV3 decoder
3
 * copyright (c) 2006 Konstantin Shishkov
4
 * (c) 2005 anonymous, Alex Beregszaszi, Michael Niedermayer
5
 *
6
 * This file is part of Libav.
7
 *
8
 * Libav is free software; you can redistribute it and/or
9
 * modify it under the terms of the GNU Lesser General Public
10
 * License as published by the Free Software Foundation; either
11
 * version 2.1 of the License, or (at your option) any later version.
12
 *
13
 * Libav is distributed in the hope that it will be useful,
14
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16
 * Lesser General Public License for more details.
17
 *
18
 * You should have received a copy of the GNU Lesser General Public
19
 * License along with Libav; if not, write to the Free Software
20
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21
 */
22

    
23
/**
24
 * @file
25
 * VC-1 tables.
26
 */
27

    
28
#include "avcodec.h"
29
#include "vc1.h"
30
#include "vc1data.h"
31

    
32
/** Table for conversion between TTBLK and TTMB */
33
const int ff_vc1_ttblk_to_tt[3][8] = {
34
  { TT_8X4, TT_4X8, TT_8X8, TT_4X4, TT_8X4_TOP, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT },
35
  { TT_8X8, TT_4X8_RIGHT, TT_4X8_LEFT, TT_4X4, TT_8X4, TT_4X8, TT_8X4_BOTTOM, TT_8X4_TOP },
36
  { TT_8X8, TT_4X8, TT_4X4, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT, TT_8X4, TT_8X4_TOP }
37
};
38

    
39
const int ff_vc1_ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
40

    
41
/** MV P mode - the 5th element is only used for mode 1 */
42
const uint8_t ff_vc1_mv_pmode_table[2][5] = {
43
  { MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_MIXED_MV },
44
  { MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_1MV_HPEL_BILIN }
45
};
46
const uint8_t ff_vc1_mv_pmode_table2[2][4] = {
47
  { MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_MIXED_MV },
48
  { MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_1MV_HPEL_BILIN }
49
};
50

    
51
const int ff_vc1_fps_nr[5] = { 24, 25, 30, 50, 60 },
52
  ff_vc1_fps_dr[2] = { 1000, 1001 };
53
const uint8_t ff_vc1_pquant_table[3][32] = {
54
  {  /* Implicit quantizer */
55
     0,  1,  2,  3,  4,  5,  6,  7,  8,  6,  7,  8,  9, 10, 11, 12,
56
    13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 29, 31
57
  },
58
  {  /* Explicit quantizer, pquantizer uniform */
59
     0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
60
    16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
61
  },
62
  {  /* Explicit quantizer, pquantizer non-uniform */
63
     0,  1,  1,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13,
64
    14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 31
65
  }
66
};
67

    
68
/** @name VC-1 VLC tables and defines
69
 *  @todo TODO move this into the context
70
 */
71
//@{
72
#define VC1_BFRACTION_VLC_BITS 7
73
VLC ff_vc1_bfraction_vlc;
74
#define VC1_IMODE_VLC_BITS 4
75
VLC ff_vc1_imode_vlc;
76
#define VC1_NORM2_VLC_BITS 3
77
VLC ff_vc1_norm2_vlc;
78
#define VC1_NORM6_VLC_BITS 9
79
VLC ff_vc1_norm6_vlc;
80
/* Could be optimized, one table only needs 8 bits */
81
#define VC1_TTMB_VLC_BITS 9 //12
82
VLC ff_vc1_ttmb_vlc[3];
83
#define VC1_MV_DIFF_VLC_BITS 9 //15
84
VLC ff_vc1_mv_diff_vlc[4];
85
#define VC1_CBPCY_P_VLC_BITS 9 //14
86
VLC ff_vc1_cbpcy_p_vlc[4];
87
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
88
VLC ff_vc1_4mv_block_pattern_vlc[4];
89
#define VC1_TTBLK_VLC_BITS 5
90
VLC ff_vc1_ttblk_vlc[3];
91
#define VC1_SUBBLKPAT_VLC_BITS 6
92
VLC ff_vc1_subblkpat_vlc[3];
93

    
94
VLC ff_vc1_ac_coeff_table[8];
95
//@}
96

    
97

    
98
#if B_FRACTION_DEN==840 //original bfraction from vc9data.h, not conforming to standard
99
/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
100
const int16_t ff_vc1_bfraction_lut[23] = {
101
  420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
102
  630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
103
  504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
104
  120 /*1/7*/, 240 /*2/7*/, 360 /*3/7*/, 480 /*4/7*/,
105
  600 /*5/7*/, 720 /*6/7*/, 105 /*1/8*/, 315 /*3/8*/,
106
  525 /*5/8*/, 735 /*7/8*/,
107
  -1 /*inv.*/, 0 /*BI fm*/
108
};
109
#else
110
/* pre-computed scales for all bfractions and base=256 */
111
const int16_t ff_vc1_bfraction_lut[23] = {
112
  128 /*1/2*/,  85 /*1/3*/, 170 /*2/3*/,  64 /*1/4*/,
113
  192 /*3/4*/,  51 /*1/5*/, 102 /*2/5*/,
114
  153 /*3/5*/, 204 /*4/5*/,  43 /*1/6*/, 215 /*5/6*/,
115
   37 /*1/7*/,  74 /*2/7*/, 111 /*3/7*/, 148 /*4/7*/,
116
  185 /*5/7*/, 222 /*6/7*/,  32 /*1/8*/,  96 /*3/8*/,
117
  160 /*5/8*/, 224 /*7/8*/,
118
  -1 /*inv.*/, 0 /*BI fm*/
119
};
120
#endif
121

    
122
const uint8_t ff_vc1_bfraction_bits[23] = {
123
    3, 3, 3, 3,
124
    3, 3, 3,
125
    7, 7, 7, 7,
126
    7, 7, 7, 7,
127
    7, 7, 7, 7,
128
    7, 7,
129
    7, 7
130
};
131
const uint8_t ff_vc1_bfraction_codes[23] = {
132
     0,   1,   2,   3,
133
     4,   5,   6,
134
   112, 113, 114, 115,
135
   116, 117, 118, 119,
136
   120, 121, 122, 123,
137
   124, 125,
138
   126, 127
139
};
140

    
141
//Same as H.264
142
const AVRational ff_vc1_pixel_aspect[16]={
143
 {0, 1},
144
 {1, 1},
145
 {12, 11},
146
 {10, 11},
147
 {16, 11},
148
 {40, 33},
149
 {24, 11},
150
 {20, 11},
151
 {32, 11},
152
 {80, 33},
153
 {18, 11},
154
 {15, 11},
155
 {64, 33},
156
 {160, 99},
157
 {0, 1},
158
 {0, 1}
159
};
160

    
161
/* BitPlane IMODE - such a small table... */
162
const uint8_t ff_vc1_imode_codes[7] = {
163
  0, 2, 1, 3, 1, 2, 3
164
};
165
const uint8_t ff_vc1_imode_bits[7] = {
166
  4, 2, 3, 2, 4, 3, 3
167
};
168

    
169
/* Normal-2 imode */
170
const uint8_t ff_vc1_norm2_codes[4] = {
171
  0, 4, 5, 3
172
};
173
const uint8_t ff_vc1_norm2_bits[4] = {
174
  1, 3, 3, 2
175
};
176

    
177
const uint16_t ff_vc1_norm6_codes[64] = {
178
0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
179
0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
180
0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
181
0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
182
};
183

    
184
const uint8_t ff_vc1_norm6_bits[64] = {
185
 1,  4,  4,  8,  4,  8,  8, 10,  4,  8,  8, 10,  8, 10, 10, 13,
186
 4,  8,  8, 10,  8, 10, 10, 13,  8, 10, 10, 13, 10, 13, 13,  9,
187
 4,  8,  8, 10,  8, 10, 10, 13,  8, 10, 10, 13, 10, 13, 13,  9,
188
 8, 10, 10, 13, 10, 13, 13,  9, 10, 13, 13,  9, 13,  9,  9,  6,
189
};
190
#if 0
191
/* Normal-6 imode */
192
const uint8_t ff_vc1_norm6_spec[64][5] = {
193
{ 0,  1, 1        },
194
{ 1,  2, 4        },
195
{ 2,  3, 4        },
196
{ 3,  0, 8        },
197
{ 4,  4, 4        },
198
{ 5,  1, 8        },
199
{ 6,  2, 8        },
200
{ 7,  2, 5,  7, 5 },
201
{ 8,  5, 4        },
202
{ 9,  3, 8        },
203
{10,  4, 8        },
204
{11,  2, 5, 11, 5 },
205
{12,  5, 8        },
206
{13,  2, 5, 13, 5 },
207
{14,  2, 5, 14, 5 },
208
{15,  3, 5, 14, 8 },
209
{16,  6, 4        },
210
{17,  6, 8        },
211
{18,  7, 8        },
212
{19,  2, 5, 19, 5 },
213
{20,  8, 8        },
214
{21,  2, 5, 21, 5 },
215
{22,  2, 5, 22, 5 },
216
{23,  3, 5, 13, 8 },
217
{24,  9, 8        },
218
{25,  2, 5, 25, 5 },
219
{26,  2, 5, 26, 5 },
220
{27,  3, 5, 12, 8 },
221
{28,  2, 5, 28, 5 },
222
{29,  3, 5, 11, 8 },
223
{30,  3, 5, 10, 8 },
224
{31,  3, 5,  7, 4 },
225
{32,  7, 4        },
226
{33, 10, 8        },
227
{34, 11, 8        },
228
{35,  2, 5,  3, 5 },
229
{36, 12, 8        },
230
{37,  2, 5,  5, 5 },
231
{38,  2, 5,  6, 5 },
232
{39,  3, 5,  9, 8 },
233
{40, 13, 8        },
234
{41,  2, 5,  9, 5 },
235
{42,  2, 5, 10, 5 },
236
{43,  3, 5,  8, 8 },
237
{44,  2, 5, 12, 5 },
238
{45,  3, 5,  7, 8 },
239
{46,  3, 5,  6, 8 },
240
{47,  3, 5,  6, 4 },
241
{48, 14, 8        },
242
{49,  2, 5, 17, 5 },
243
{50,  2, 5, 18, 5 },
244
{51,  3, 5,  5, 8 },
245
{52,  2, 5, 20, 5 },
246
{53,  3, 5,  4, 8 },
247
{54,  3, 5,  3, 8 },
248
{55,  3, 5,  5, 4 },
249
{56,  2, 5, 24, 5 },
250
{57,  3, 5,  2, 8 },
251
{58,  3, 5,  1, 8 },
252
{59,  3, 5,  4, 4 },
253
{60,  3, 5,  0, 8 },
254
{61,  3, 5,  3, 4 },
255
{62,  3, 5,  2, 4 },
256
{63,  3, 5,  1, 1 },
257
};
258
#endif
259

    
260
/* 4MV Block pattern VLC tables */
261
const uint8_t ff_vc1_4mv_block_pattern_codes[4][16] = {
262
  { 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27,  0, 28,  1,  2,  2},
263
  {  8, 18, 19,  4, 20,  5, 30, 11, 21, 31,  6, 12,  7, 13, 14,  0},
264
  { 15,  6,  7,  2,  8,  3, 28,  9, 10, 29,  4, 11,  5, 12, 13,  0},
265
  {  0, 11, 12,  4, 13,  5, 30, 16, 14, 31,  6, 17,  7, 18, 19, 10}
266
};
267
const uint8_t ff_vc1_4mv_block_pattern_bits[4][16] = {
268
  { 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
269
  { 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
270
  { 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
271
  { 2, 4, 4, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4}
272
};
273

    
274
const uint8_t wmv3_dc_scale_table[32]={
275
    0, 2, 4, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21
276
};
277

    
278
/* P-Picture CBPCY VLC tables */
279
#if 1 // Looks like original tables are not conforming to standard at all. Are they used for old WMV?
280
const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
281
  {
282
      0,   6,  15,  13,  13,  11,   3,  13,   5,   8,  49,  10,  12, 114, 102, 119,
283
      1,  54,  96,   8,  10, 111,   5,  15,  12,  10,   2,  12,  13, 115,  53,  63,
284
      1,   7,   1,   7,  14,  12,   4,  14,   1,   9,  97,  11,   7,  58,  52,  62,
285
      4, 103,   1,   9,  11,  56, 101, 118,   4, 110, 100,  30,   2,   5,   4,   3
286
  },
287
  {
288
      0,   9,   1,  18,   5,  14, 237,  26,   3, 121,   3,  22,  13,  16,   6,  30,
289
      2,  10,   1,  20,  12, 241,   5,  28,  16,  12,   3,  24,  28, 124, 239, 247,
290
      1, 240,   1,  19,  18,  15,   4,  27,   1, 122,   2,  23,   1,  17,   7,  31,
291
      1,  11,   2,  21,  19, 246, 238,  29,  17,  13, 236,  25,  58,  63,   8, 125
292
  },
293
  {
294
      0, 201,  25, 231,   5, 221,   1,   3,   2, 414,   2, 241,  16, 225, 195, 492,
295
      2, 412,   1, 240,   7, 224,  98, 245,   1, 220,  96,   5,   9, 230, 101, 247,
296
      1, 102,   1, 415,  24,   3,   2, 244,   3,  54,   3, 484,  17, 114, 200, 493,
297
      3, 413,   1,   4,  13, 113,  99, 485,   4, 111, 194, 243,   5,  29,  26,  31
298
  },
299
  {
300
      0,  28,  12,  44,   3,  36,  20,  52,   2,  32,  16,  48,   8,  40,  24,  28,
301
      1,  30,  14,  46,   6,  38,  22,  54,   3,  34,  18,  50,  10,  42,  26,  30,
302
      1,  29,  13,  45,   5,  37,  21,  53,   2,  33,  17,  49,   9,  41,  25,  29,
303
      1,  31,  15,  47,   7,  39,  23,  55,   4,  35,  19,  51,  11,  43,  27,  31
304
   }
305
};
306

    
307
const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
308
  {
309
    13,  13,   7,  13,   7,  13,  13,  12,   6,  13,   7,  12,   6,   8,   8,   8,
310
     5,   7,   8,  12,   6,   8,  13,  12,   7,  13,  13,  12,   6,   8,   7,   7,
311
     6,  13,   8,  12,   7,  13,  13,  12,   7,  13,   8,  12,   5,   7,   7,   7,
312
     6,   8,  13,  12,   6,   7,   8,   8,   5,   8,   8,   6,   3,   3,   3,   2
313
  },
314
  {
315
    14,  13,   8,  13,   3,  13,   8,  13,   3,   7,   8,  13,   4,  13,  13,  13,
316
     3,  13,  13,  13,   4,   8,  13,  13,   5,  13,  13,  13,   5,   7,   8,   8,
317
     3,   8,  14,  13,   5,  13,  13,  13,   4,   7,  13,  13,   6,  13,  13,  13,
318
     5,  13,   8,  13,   5,   8,   8,  13,   5,  13,   8,  13,   6,   6,  13,   7
319
  },
320
  {
321
    13,   8,   6,   8,   4,   8,  13,  12,   4,   9,   8,   8,   5,   8,   8,   9,
322
     5,   9,  10,   8,   4,   8,   7,   8,   6,   8,   7,  13,   4,   8,   7,   8,
323
     5,   7,   8,   9,   6,  13,  13,   8,   4,   6,   8,   9,   5,   7,   8,   9,
324
     5,   9,   9,  13,   5,   7,   7,   9,   4,   7,   8,   8,   3,   5,   5,   5
325
  },
326
  {
327
     9,   9,   9,   9,   2,   9,   9,   9,   2,   9,   9,   9,   9,   9,   9,   8,
328
     3,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   8,
329
     2,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   8,
330
     9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   9,   8
331
  }
332
};
333
#else
334
const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
335
  {
336
      0,   1,   1,   4,   5,   1,  12,   4,  13,  14,  10,  11,  12,   7,  13,   2,
337
     15,   1,  96,   1,  49,  97,   2, 100,   3,   4,   5, 101, 102,  52,  53,   4,
338
      6,   7,  54, 103,   8,   9,  10, 110,  11,  12, 111,  56, 114,  58, 115,   5,
339
     13,   7,   8,   9,  10,  11,  12,  30,  13,  14,  15, 118, 119,  62,  63,   3
340
  },
341
  {
342
      0,   1,   2,   1,   3,   1,  16,  17,   5,  18,  12,  19,  13,   1,  28,  58,
343
      1,   1,   1,   2,   3,   2,   3, 236, 237,   4,   5, 238,   6,   7, 239,   8,
344
      9, 240,  10,  11, 121, 122,  12,  13,  14,  15, 241, 246,  16,  17, 124,  63,
345
     18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,  30,  31, 247, 125
346
  },
347
  {
348
      0,   1,   2,   3,   2,   3,   1,   4,   5,  24,   7,  13,  16,  17,   9,   5,
349
     25,   1,   1,   1,   2,   3,  96, 194,   1,   2,  98,  99, 195, 200, 101,  26,
350
    201, 102, 412, 413, 414,  54, 220, 111, 221,   3, 224, 113, 225, 114, 230,  29,
351
    231, 415, 240,   4, 241, 484,   5, 243,   3, 244, 245, 485, 492, 493, 247,  31
352
  },
353
  {
354
      0,   1,   1,   1,   2,   2,   3,   4,   3,   5,   6,   7,   8,   9,  10,  11,
355
     12,  13,  14,  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,
356
     28,  29,  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,
357
     44,  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  28,  29,  30,  31
358
   }
359
};
360
const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
361
  {
362
    13,  6,  5,  6,  6,  7,  7,  5,  7,  7,  6,  6,  6,  5,  6,  3,
363
     7,  8,  8, 13,  7,  8, 13,  8, 13, 13, 13,  8,  8,  7,  7,  3,
364
    13, 13,  7,  8, 13, 13, 13,  8, 13, 13,  8,  7,  8,  7,  8,  3,
365
    13, 12, 12, 12, 12, 12, 12,  6, 12, 12, 12,  8,  8,  7,  7,  2
366
  },
367
  {
368
    14,  3,  3,  5,  3,  4,  5,  5,  3,  5,  4,  5,  4,  6,  5,  6,
369
     8, 14, 13,  8,  8, 13, 13,  8,  8, 13, 13,  8, 13, 13,  8, 13,
370
    13,  8, 13, 13,  7,  7, 13, 13, 13, 13,  8,  8, 13, 13,  7,  6,
371
    13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,  8,  7
372
  },
373
  {
374
    13,  5,  5,  5,  4,  4,  6,  4,  4,  6,  4,  5,  5,  5,  4,  3,
375
     6,  8, 10,  9,  8,  8,  7,  8, 13, 13,  7,  7,  8,  8,  7,  5,
376
     8,  7,  9,  9,  9,  6,  8,  7,  8, 13,  8,  7,  8,  7,  8,  5,
377
     8,  9,  8, 13,  8,  9, 13,  8, 12,  8,  8,  9,  9,  9,  8,  5
378
  },
379
  {
380
     9,  2,  3,  9,  2,  9,  9,  9,  2,  9,  9,  9,  9,  9,  9,  9,
381
     9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,
382
     9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,
383
     9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  8,  8,  8,  8
384
  }
385
};
386
#endif
387

    
388
/* MacroBlock Transform Type: 7.1.3.11, p89
389
 * 8x8:B
390
 * 8x4:B:btm  8x4:B:top  8x4:B:both,
391
 * 4x8:B:right  4x8:B:left  4x8:B:both
392
 * 4x4:B  8x8:MB
393
 * 8x4:MB:btm  8x4:MB:top  8x4,MB,both
394
 * 4x8,MB,right  4x8,MB,left
395
 * 4x4,MB                               */
396
const uint16_t ff_vc1_ttmb_codes[3][16] = {
397
  {
398
    0x0003,
399
    0x002E, 0x005F, 0x0000,
400
    0x0016, 0x0015, 0x0001,
401
    0x0004, 0x0014,
402
    0x02F1, 0x0179, 0x017B,
403
    0x0BC0, 0x0BC1, 0x05E1,
404
    0x017A
405
  },
406
  {
407
    0x0006,
408
    0x0006, 0x0003, 0x0007,
409
    0x000F, 0x000E, 0x0000,
410
    0x0002, 0x0002,
411
    0x0014, 0x0011, 0x000B,
412
    0x0009, 0x0021, 0x0015,
413
    0x0020
414
  },
415
  {
416
    0x0006,
417
    0x0000, 0x000E, 0x0005,
418
    0x0002, 0x0003, 0x0003,
419
    0x000F, 0x0002,
420
    0x0081, 0x0021, 0x0009,
421
    0x0101, 0x0041, 0x0011,
422
    0x0100
423
  }
424
};
425

    
426
const uint8_t ff_vc1_ttmb_bits[3][16] = {
427
  {
428
     2,
429
     6,  7,  2,
430
     5,  5,  2,
431
     3,  5,
432
    10,  9,  9,
433
    12, 12, 11,
434
     9
435
  },
436
  {
437
    3,
438
    4, 4, 4,
439
    4, 4, 3,
440
    3, 2,
441
    7, 7, 6,
442
    6, 8, 7,
443
    8
444
  },
445
  {
446
     3,
447
     3, 4, 5,
448
     3, 3, 4,
449
     4, 2,
450
    10, 8, 6,
451
    11, 9, 7,
452
    11
453
  }
454
};
455

    
456
/* TTBLK (Transform Type per Block) tables */
457
const uint8_t ff_vc1_ttblk_codes[3][8] = {
458
  {  0,  1,  3,  5, 16, 17, 18, 19},
459
  {  3,  0,  1,  2,  3,  5,  8,  9},
460
  {  1,  0,  1,  4,  6,  7, 10, 11}
461
};
462
const uint8_t ff_vc1_ttblk_bits[3][8] = {
463
  {  2,  2,  2,  3,  5,  5,  5,  5},
464
  {  2,  3,  3,  3,  3,  3,  4,  4},
465
  {  2,  3,  3,  3,  3,  3,  4,  4}
466
};
467

    
468
/* SUBBLKPAT tables, p93-94, reordered */
469
const uint8_t ff_vc1_subblkpat_codes[3][15] = {
470
  { 14, 12,  7, 11,  9, 26,  2, 10, 27,  8,  0,  6,  1, 15,  1},
471
  { 14,  0,  8, 15, 10,  4, 23, 13,  5,  9, 25,  3, 24, 22,  1},
472
  {  5,  6,  2,  2,  8,  0, 28,  3,  1,  3, 29,  1, 19, 18, 15}
473
};
474
const uint8_t ff_vc1_subblkpat_bits[3][15] = {
475
  {  5,  5,  5,  5,  5,  6,  4,  5,  6,  5,  4,  5,  4,  5,  1},
476
  {  4,  3,  4,  4,  4,  5,  5,  4,  5,  4,  5,  4,  5,  5,  2},
477
  {  3,  3,  4,  3,  4,  5,  5,  3,  5,  4,  5,  4,  5,  5,  4}
478
};
479

    
480
/* MV differential tables, p265 */
481
const uint16_t ff_vc1_mv_diff_codes[4][73] = {
482
  {
483
       0,    2,    3,    8,  576,    3,    2,    6,
484
       5,  577,  578,    7,    8,    9,   40,   19,
485
      37,   82,   21,   22,   23,  579,  580,  166,
486
      96,  167,   49,  194,  195,  581,  582,  583,
487
     292,  293,  294,   13,    2,    7,   24,   50,
488
     102,  295,   13,    7,    8,   18,   50,  103,
489
      38,   20,   21,   22,   39,  204,  103,   23,
490
      24,   25,  104,  410,  105,  106,  107,  108,
491
     109,  220,  411,  442,  222,  443,  446,  447,
492
       7 /* 73 elements */
493
  },
494
  {
495
       0,    4,    5,    3,    4,    3,    4,    5,
496
      20,    6,   21,   44,   45,   46, 3008,   95,
497
     112,  113,   57, 3009, 3010,  116,  117, 3011,
498
     118, 3012, 3013, 3014, 3015, 3016, 3017, 3018,
499
    3019, 3020, 3021, 3022,    1,    4,   15,  160,
500
     161,   41,    6,   11,   42,  162,   43,  119,
501
      56,   57,   58,  163,  236,  237, 3023,  119,
502
     120,  242,  122,  486, 1512,  487,  246,  494,
503
    1513,  495, 1514, 1515, 1516, 1517, 1518, 1519,
504
      31 /* 73 elements */
505
  },
506
  {
507
       0,  512,  513,  514,  515,    2,    3,  258,
508
     259,  260,  261,  262,  263,  264,  265,  266,
509
     267,  268,  269,  270,  271,  272,  273,  274,
510
     275,  276,  277,  278,  279,  280,  281,  282,
511
     283,  284,  285,  286,    1,    5,  287,  288,
512
     289,  290,    6,    7,  291,  292,  293,  294,
513
     295,  296,  297,  298,  299,  300,  301,  302,
514
     303,  304,  305,  306,  307,  308,  309,  310,
515
     311,  312,  313,  314,  315,  316,  317,  318,
516
     319 /* 73 elements */
517
  },
518
  {
519
       0,    1,    1,    2,    3,    4,    1,    5,
520
       4,    3,    5,    8,    6,    9,   10,   11,
521
      12,    7,  104,   14,  105,    4,   10,   15,
522
      11,    6,   14,    8,  106,  107,  108,   15,
523
     109,    9,   55,   10,    1,    2,    1,    2,
524
       3,   12,    6,    2,    6,    7,   28,    7,
525
      15,    8,    5,   18,   29,  152,   77,   24,
526
      25,   26,   39,  108,   13,  109,   55,   56,
527
      57,  116,   11,  153,  234,  235,  118,  119,
528
      15 /* 73 elements */
529
  }
530
};
531
const uint8_t ff_vc1_mv_diff_bits[4][73] = {
532
  {
533
     6,  7,  7,  8, 14,  6,  5,  6,  7, 14, 14,  6,  6,  6,  8,  9,
534
    10,  9,  7,  7,  7, 14, 14, 10,  9, 10,  8, 10, 10, 14, 14, 14,
535
    13, 13, 13,  6,  3,  5,  6,  8,  9, 13,  5,  4,  4,  5,  7,  9,
536
     6,  5,  5,  5,  6,  9,  8,  5,  5,  5,  7, 10,  7,  7,  7,  7,
537
     7,  8, 10,  9,  8,  9,  9,  9,  3 /* 73 elements */
538
  },
539
  {
540
     5,  7,  7,  6,  6,  5,  5,  6,  7,  5,  7,  8,  8,  8, 14,  9,
541
     9,  9,  8, 14, 14,  9,  9, 14,  9, 14, 14, 14, 14, 14, 14, 14,
542
    14, 14, 14, 14,  2,  3,  6,  8,  8,  6,  3,  4,  6,  8,  6,  9,
543
     6,  6,  6,  8,  8,  8, 14,  7,  7,  8,  7,  9, 13,  9,  8,  9,
544
    13,  9, 13, 13, 13, 13, 13, 13,  5 /* 73 elements */
545

    
546
  },
547
  {
548
     3, 12, 12, 12, 12,  3,  4, 11, 11, 11, 11, 11, 11, 11, 11, 11,
549
    11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
550
    11, 11, 11, 11,  1,  5, 11, 11, 11, 11,  4,  4, 11, 11, 11, 11,
551
    11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
552
    11, 11, 11, 11, 11, 11, 11, 11, 11 /* 73 elements */
553
  },
554
  {
555
    15, 11, 15, 15, 15, 15, 12, 15, 12, 11, 12, 12, 15, 12, 12, 12,
556
    12, 15, 15, 12, 15, 10, 11, 12, 11, 10, 11, 10, 15, 15, 15, 11,
557
    15, 10, 14, 10,  4,  4,  5,  7,  8,  9,  5,  3,  4,  5,  6,  8,
558
     5,  4,  3,  5,  6,  8,  7,  5,  5,  5,  6,  7,  9,  7,  6,  6,
559
     6,  7, 10,  8,  8,  8,  7,  7,  4 /* 73 elements */
560
  }
561
};
562

    
563
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
564

    
565
/* Table 232 */
566
const int8_t ff_vc1_simple_progressive_4x4_zz [16] =
567
{
568
       0,     8,    16,     1,
569
       9,    24,    17,     2,
570
      10,    18,    25,     3,
571
      11,    26,    19,    27
572
};
573

    
574
const int8_t ff_vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
575
{
576
       0,     8,     1,    16,     2,     9,    10,     3,
577
      24,    17,     4,    11,    18,    12,     5,    19,
578
      25,    13,    20,    26,    27,     6,    21,    28,
579
      14,    22,    29,     7,    30,    15,    23,    31
580
};
581

    
582
const int8_t ff_vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
583
{
584
       0,     1,     8,     2,
585
       9,    16,    17,    24,
586
      10,    32,    25,    18,
587
      40,     3,    33,    26,
588
      48,    11,    56,    41,
589
      34,    49,    57,    42,
590
      19,    50,    27,    58,
591
      35,    43,    51,    59
592
};
593

    
594
const int8_t ff_vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
595
{
596
       0,     8,     1,    16,    24,     9,     2,    32,
597
      40,    48,    56,    17,    10,     3,    25,    18,
598
      11,     4,    33,    41,    49,    57,    26,    34,
599
      42,    50,    58,    19,    12,     5,    27,    20,
600
      13,     6,    35,    28,    21,    14,     7,    15,
601
      22,    29,    36,    43,    51,    59,    60,    52,
602
      44,    37,    30,    23,    31,    38,    45,    53,
603
      61,    62,    54,    46,    39,    47,    55,    63
604
};
605

    
606
const int8_t ff_vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
607
{
608
       0,     8,    16,    24,     1,     9,     2,    17,
609
      25,    10,     3,    18,    26,     4,    11,    19,
610
      12,     5,    13,    20,    27,     6,    21,    28,
611
      14,    22,    29,     7,    30,    15,    23,    31
612
};
613

    
614
const int8_t ff_vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
615
{
616
       0,     1,     2,     8,
617
      16,     9,    24,    17,
618
      10,     3,    32,    40,
619
      48,    56,    25,    18,
620
      33,    26,    41,    34,
621
      49,    57,    11,    42,
622
      19,    50,    27,    58,
623
      35,    43,    51,    59
624
};
625

    
626
const int8_t ff_vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
627
{
628
       0,     8,    16,    24,
629
       1,     9,    17,     2,
630
      25,    10,    18,     3,
631
      26,    11,    19,    27
632
};
633

    
634

    
635
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
636
const int32_t ff_vc1_dqscale[63] = {
637
0x40000, 0x20000, 0x15555, 0x10000, 0xCCCD, 0xAAAB, 0x9249, 0x8000,
638
    0x71C7, 0x6666, 0x5D17, 0x5555, 0x4EC5, 0x4925, 0x4444, 0x4000,
639
    0x3C3C, 0x38E4, 0x35E5, 0x3333, 0x30C3, 0x2E8C, 0x2C86, 0x2AAB,
640
    0x28F6, 0x2762, 0x25ED, 0x2492, 0x234F, 0x2222, 0x2108, 0x2000,
641
    0x1F08, 0x1E1E, 0x1D42, 0x1C72, 0x1BAD, 0x1AF3, 0x1A42, 0x199A,
642
    0x18FA, 0x1862, 0x17D0, 0x1746, 0x16C1, 0x1643, 0x15CA, 0x1555,
643
    0x14E6, 0x147B, 0x1414, 0x13B1, 0x1352, 0x12F7, 0x129E, 0x1249,
644
    0x11F7, 0x11A8, 0x115B, 0x1111, 0x10C9, 0x1084, 0x1000
645
};