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ffmpeg / libavcodec / vp8data.h @ 8e624c1c

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1
/**
2
 * VP8 compatible video decoder
3
 *
4
 * Copyright (C) 2010 David Conrad
5
 * Copyright (C) 2010 Ronald S. Bultje
6
 *
7
 * This file is part of FFmpeg.
8
 *
9
 * FFmpeg is free software; you can redistribute it and/or
10
 * modify it under the terms of the GNU Lesser General Public
11
 * License as published by the Free Software Foundation; either
12
 * version 2.1 of the License, or (at your option) any later version.
13
 *
14
 * FFmpeg is distributed in the hope that it will be useful,
15
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
23

    
24
#ifndef AVCODEC_VP8DATA_H
25
#define AVCODEC_VP8DATA_H
26

    
27
#include "vp8.h"
28
#include "h264pred.h"
29

    
30
static const uint8_t vp8_pred4x4_mode[] =
31
{
32
    [DC_PRED8x8]    = DC_PRED,
33
    [VERT_PRED8x8]  = VERT_PRED,
34
    [HOR_PRED8x8]   = HOR_PRED,
35
    [PLANE_PRED8x8] = TM_VP8_PRED,
36
};
37

    
38
static const int8_t vp8_pred16x16_tree_intra[4][2] =
39
{
40
    { -MODE_I4x4, 1 },                      // '0'
41
     { 2, 3 },
42
      {  -DC_PRED8x8,  -VERT_PRED8x8 },     // '100', '101'
43
      { -HOR_PRED8x8, -PLANE_PRED8x8 },     // '110', '111'
44
};
45

    
46
static const int8_t vp8_pred16x16_tree_inter[4][2] =
47
{
48
    { -DC_PRED8x8, 1 },                     // '0'
49
     { 2, 3 },
50
      {  -VERT_PRED8x8, -HOR_PRED8x8 },     // '100', '101'
51
      { -PLANE_PRED8x8, -MODE_I4x4 },       // '110', '111'
52
};
53

    
54
static const int vp8_mode_contexts[6][4] = {
55
    {   7,   1,   1, 143 },
56
    {  14,  18,  14, 107 },
57
    { 135,  64,  57,  68 },
58
    {  60,  56, 128,  65 },
59
    { 159, 134, 128,  34 },
60
    { 234, 188, 128,  28 },
61
};
62

    
63
static const uint8_t vp8_mbsplits[5][16] = {
64
    {  0,  0,  0,  0,  0,  0,  0,  0,
65
       1,  1,  1,  1,  1,  1,  1,  1  },
66
    {  0,  0,  1,  1,  0,  0,  1,  1,
67
       0,  0,  1,  1,  0,  0,  1,  1  },
68
    {  0,  0,  1,  1,  0,  0,  1,  1,
69
       2,  2,  3,  3,  2,  2,  3,  3  },
70
    {  0,  1,  2,  3,  4,  5,  6,  7,
71
       8,  9, 10, 11, 12, 13, 14, 15  },
72
    {  0,  0,  0,  0,  0,  0,  0,  0,
73
       0,  0,  0,  0,  0,  0,  0,  0  }
74
};
75

    
76
static const uint8_t vp8_mbfirstidx[4][16] = {
77
    {  0,  8 }, {  0,  2 }, {  0,  2,  8,  10 },
78
    {  0,  1,  2,  3,  4,  5,  6,  7,
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       8,  9, 10, 11, 12, 13, 14, 15 }
80
};
81

    
82
static const uint8_t vp8_mbsplit_count[4] = {   2,   2,   4,  16 };
83
static const uint8_t vp8_mbsplit_prob[3]  = { 110, 111, 150 };
84

    
85
static const uint8_t vp8_submv_prob[5][3] = {
86
    { 147, 136,  18 },
87
    { 106, 145,   1 },
88
    { 179, 121,   1 },
89
    { 223,   1,  34 },
90
    { 208,   1,   1 }
91
};
92

    
93
static const uint8_t vp8_pred16x16_prob_intra[4] = { 145, 156, 163, 128 };
94
static const uint8_t vp8_pred16x16_prob_inter[4] = { 112,  86, 140,  37 };
95

    
96
static const int8_t vp8_pred4x4_tree[9][2] =
97
{
98
    { -DC_PRED, 1 },                                    // '0'
99
     { -TM_VP8_PRED, 2 },                               // '10'
100
      { -VERT_PRED, 3 },                                // '110'
101
       { 4, 6 },
102
        { -HOR_PRED, 5 },                               // '11100'
103
         { -DIAG_DOWN_RIGHT_PRED, -VERT_RIGHT_PRED },   // '111010', '111011'
104
        { -DIAG_DOWN_LEFT_PRED, 7 },                    // '11110'
105
         { -VERT_LEFT_PRED, 8 },                        // '111110'
106
          { -HOR_DOWN_PRED, -HOR_UP_PRED },             // '1111110', '1111111'
107
};
108

    
109
static const int8_t vp8_pred8x8c_tree[3][2] =
110
{
111
    { -DC_PRED8x8, 1 },                 // '0'
112
     { -VERT_PRED8x8, 2 },              // '10
113
      { -HOR_PRED8x8, -PLANE_PRED8x8 }, // '110', '111'
114
};
115

    
116
static const uint8_t vp8_pred8x8c_prob_intra[3] = { 142, 114, 183 };
117
static const uint8_t vp8_pred8x8c_prob_inter[3] = { 162, 101, 204 };
118

    
119
static const uint8_t vp8_pred4x4_prob_inter[9] =
120
{
121
    120, 90, 79, 133, 87, 85, 80, 111, 151
122
};
123

    
124
static const uint8_t vp8_pred4x4_prob_intra[10][10][9] =
125
{
126
    {
127
        {  39,  53, 200,  87,  26,  21,  43, 232, 171 },
128
        {  56,  34,  51, 104, 114, 102,  29,  93,  77 },
129
        {  88,  88, 147, 150,  42,  46,  45, 196, 205 },
130
        { 107,  54,  32,  26,  51,   1,  81,  43,  31 },
131
        {  39,  28,  85, 171,  58, 165,  90,  98,  64 },
132
        {  34,  22, 116, 206,  23,  34,  43, 166,  73 },
133
        {  34,  19,  21, 102, 132, 188,  16,  76, 124 },
134
        {  68,  25, 106,  22,  64, 171,  36, 225, 114 },
135
        {  62,  18,  78,  95,  85,  57,  50,  48,  51 },
136
        {  43,  97, 183, 117,  85,  38,  35, 179,  61 },
137
    },
138
    {
139
        { 112, 113,  77,  85, 179, 255,  38, 120, 114 },
140
        {  40,  42,   1, 196, 245, 209,  10,  25, 109 },
141
        { 193, 101,  35, 159, 215, 111,  89,  46, 111 },
142
        { 100,  80,   8,  43, 154,   1,  51,  26,  71 },
143
        {  88,  43,  29, 140, 166, 213,  37,  43, 154 },
144
        {  61,  63,  30, 155,  67,  45,  68,   1, 209 },
145
        {  41,  40,   5, 102, 211, 183,   4,   1, 221 },
146
        { 142,  78,  78,  16, 255, 128,  34, 197, 171 },
147
        {  51,  50,  17, 168, 209, 192,  23,  25,  82 },
148
        {  60, 148,  31, 172, 219, 228,  21,  18, 111 },
149
    },
150
    {
151
        { 175,  69, 143,  80,  85,  82,  72, 155, 103 },
152
        {  56,  58,  10, 171, 218, 189,  17,  13, 152 },
153
        { 231, 120,  48,  89, 115, 113, 120, 152, 112 },
154
        { 144,  71,  10,  38, 171, 213, 144,  34,  26 },
155
        { 114,  26,  17, 163,  44, 195,  21,  10, 173 },
156
        { 121,  24,  80, 195,  26,  62,  44,  64,  85 },
157
        {  63,  20,   8, 114, 114, 208,  12,   9, 226 },
158
        { 170,  46,  55,  19, 136, 160,  33, 206,  71 },
159
        {  81,  40,  11,  96, 182,  84,  29,  16,  36 },
160
        { 152, 179,  64, 126, 170, 118,  46,  70,  95 },
161
    },
162
    {
163
        {  75,  79, 123,  47,  51, 128,  81, 171,   1 },
164
        {  57,  17,   5,  71, 102,  57,  53,  41,  49 },
165
        { 125,  98,  42,  88, 104,  85, 117, 175,  82 },
166
        { 115,  21,   2,  10, 102, 255, 166,  23,   6 },
167
        {  38,  33,  13, 121,  57,  73,  26,   1,  85 },
168
        {  41,  10,  67, 138,  77, 110,  90,  47, 114 },
169
        {  57,  18,  10, 102, 102, 213,  34,  20,  43 },
170
        { 101,  29,  16,  10,  85, 128, 101, 196,  26 },
171
        { 117,  20,  15,  36, 163, 128,  68,   1,  26 },
172
        {  95,  84,  53,  89, 128, 100, 113, 101,  45 },
173
    },
174
    {
175
        {  63,  59,  90, 180,  59, 166,  93,  73, 154 },
176
        {  40,  40,  21, 116, 143, 209,  34,  39, 175 },
177
        { 138,  31,  36, 171,  27, 166,  38,  44, 229 },
178
        {  57,  46,  22,  24, 128,   1,  54,  17,  37 },
179
        {  47,  15,  16, 183,  34, 223,  49,  45, 183 },
180
        {  46,  17,  33, 183,   6,  98,  15,  32, 183 },
181
        {  40,   3,   9, 115,  51, 192,  18,   6, 223 },
182
        {  65,  32,  73, 115,  28, 128,  23, 128, 205 },
183
        {  87,  37,   9, 115,  59,  77,  64,  21,  47 },
184
        {  67,  87,  58, 169,  82, 115,  26,  59, 179 },
185
    },
186
    {
187
        {  54,  57, 112, 184,   5,  41,  38, 166, 213 },
188
        {  30,  34,  26, 133, 152, 116,  10,  32, 134 },
189
        { 104,  55,  44, 218,   9,  54,  53, 130, 226 },
190
        {  75,  32,  12,  51, 192, 255, 160,  43,  51 },
191
        {  39,  19,  53, 221,  26, 114,  32,  73, 255 },
192
        {  31,   9,  65, 234,   2,  15,   1, 118,  73 },
193
        {  56,  21,  23, 111,  59, 205,  45,  37, 192 },
194
        {  88,  31,  35,  67, 102,  85,  55, 186,  85 },
195
        {  55,  38,  70, 124,  73, 102,   1,  34,  98 },
196
        {  64,  90,  70, 205,  40,  41,  23,  26,  57 },
197
    },
198
    {
199
        {  86,  40,  64, 135, 148, 224,  45, 183, 128 },
200
        {  22,  26,  17, 131, 240, 154,  14,   1, 209 },
201
        { 164,  50,  31, 137, 154, 133,  25,  35, 218 },
202
        {  83,  12,  13,  54, 192, 255,  68,  47,  28 },
203
        {  45,  16,  21,  91,  64, 222,   7,   1, 197 },
204
        {  56,  21,  39, 155,  60, 138,  23, 102, 213 },
205
        {  18,  11,   7,  63, 144, 171,   4,   4, 246 },
206
        {  85,  26,  85,  85, 128, 128,  32, 146, 171 },
207
        {  35,  27,  10, 146, 174, 171,  12,  26, 128 },
208
        {  51, 103,  44, 131, 131, 123,  31,   6, 158 },
209
    },
210
    {
211
        {  68,  45, 128,  34,   1,  47,  11, 245, 171 },
212
        {  62,  17,  19,  70, 146,  85,  55,  62,  70 },
213
        { 102,  61,  71,  37,  34,  53,  31, 243, 192 },
214
        {  75,  15,   9,   9,  64, 255, 184, 119,  16 },
215
        {  37,  43,  37, 154, 100, 163,  85, 160,   1 },
216
        {  63,   9,  92, 136,  28,  64,  32, 201,  85 },
217
        {  56,   8,  17, 132, 137, 255,  55, 116, 128 },
218
        {  86,   6,  28,   5,  64, 255,  25, 248,   1 },
219
        {  58,  15,  20,  82, 135,  57,  26, 121,  40 },
220
        {  69,  60,  71,  38,  73, 119,  28, 222,  37 },
221
    },
222
    {
223
        { 101,  75, 128, 139, 118, 146, 116, 128,  85 },
224
        {  56,  41,  15, 176, 236,  85,  37,   9,  62 },
225
        { 190,  80,  35,  99, 180,  80, 126,  54,  45 },
226
        { 146,  36,  19,  30, 171, 255,  97,  27,  20 },
227
        {  71,  30,  17, 119, 118, 255,  17,  18, 138 },
228
        { 101,  38,  60, 138,  55,  70,  43,  26, 142 },
229
        {  32,  41,  20, 117, 151, 142,  20,  21, 163 },
230
        { 138,  45,  61,  62, 219,   1,  81, 188,  64 },
231
        { 112,  19,  12,  61, 195, 128,  48,   4,  24 },
232
        {  85, 126,  47,  87, 176,  51,  41,  20,  32 },
233
    },
234
    {
235
        {  66, 102, 167,  99,  74,  62,  40, 234, 128 },
236
        {  41,  53,   9, 178, 241, 141,  26,   8, 107 },
237
        { 134, 183,  89, 137,  98, 101, 106, 165, 148 },
238
        { 104,  79,  12,  27, 217, 255,  87,  17,   7 },
239
        {  74,  43,  26, 146,  73, 166,  49,  23, 157 },
240
        {  65,  38, 105, 160,  51,  52,  31, 115, 128 },
241
        {  47,  41,  14, 110, 182, 183,  21,  17, 194 },
242
        {  87,  68,  71,  44, 114,  51,  15, 186,  23 },
243
        {  66,  45,  25, 102, 197, 189,  23,  18,  22 },
244
        {  72, 187, 100, 130, 157, 111,  32,  75,  80 },
245
    },
246
};
247

    
248
static const int8_t vp8_segmentid_tree[][2] =
249
{
250
    { 1, 2 },
251
     { -0, -1 },    // '00', '01'
252
     { -2, -3 },    // '10', '11'
253
};
254

    
255
static const uint8_t vp8_coeff_band[16] =
256
{
257
    0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7
258
};
259

    
260
/* Inverse of vp8_coeff_band: mappings of bands to coefficient indexes.
261
 * Each list is -1-terminated. */
262
static const int8_t vp8_coeff_band_indexes[8][10] =
263
{
264
    {0, -1},
265
    {1, -1},
266
    {2, -1},
267
    {3, -1},
268
    {5, -1},
269
    {6, -1},
270
    {4, 7, 8, 9, 10, 11, 12, 13, 14, -1},
271
    {15, -1}
272
};
273

    
274
static const uint8_t vp8_dct_cat1_prob[] = { 159, 0 };
275
static const uint8_t vp8_dct_cat2_prob[] = { 165, 145, 0 };
276
static const uint8_t vp8_dct_cat3_prob[] = { 173, 148, 140, 0 };
277
static const uint8_t vp8_dct_cat4_prob[] = { 176, 155, 140, 135, 0 };
278
static const uint8_t vp8_dct_cat5_prob[] = { 180, 157, 141, 134, 130, 0 };
279
static const uint8_t vp8_dct_cat6_prob[] = { 254, 254, 243, 230, 196, 177, 153, 140, 133, 130, 129, 0 };
280

    
281
// only used for cat3 and above; cat 1 and 2 are referenced directly
282
const uint8_t * const ff_vp8_dct_cat_prob[] =
283
{
284
    vp8_dct_cat3_prob,
285
    vp8_dct_cat4_prob,
286
    vp8_dct_cat5_prob,
287
    vp8_dct_cat6_prob,
288
};
289

    
290
static const uint8_t vp8_token_default_probs[4][8][3][NUM_DCT_TOKENS-1] =
291
{
292
    {
293
        {
294
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
295
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
296
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
297
        },
298
        {
299
            { 253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128 },
300
            { 189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128 },
301
            { 106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128 },
302
        },
303
        {
304
            {   1,  98, 248, 255, 236, 226, 255, 255, 128, 128, 128 },
305
            { 181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128 },
306
            {  78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128 },
307
        },
308
        {
309
            {   1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128 },
310
            { 184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128 },
311
            {  77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128 },
312
        },
313
        {
314
            {   1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128 },
315
            { 170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128 },
316
            {  37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128 },
317
        },
318
        {
319
            {   1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128 },
320
            { 207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128 },
321
            { 102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128 },
322
        },
323
        {
324
            {   1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128 },
325
            { 177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128 },
326
            {  80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128 },
327
        },
328
        {
329
            {   1,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
330
            { 246,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
331
            { 255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
332
        },
333
    },
334
    {
335
        {
336
            { 198,  35, 237, 223, 193, 187, 162, 160, 145, 155,  62 },
337
            { 131,  45, 198, 221, 172, 176, 220, 157, 252, 221,   1 },
338
            {  68,  47, 146, 208, 149, 167, 221, 162, 255, 223, 128 },
339
        },
340
        {
341
            {   1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128 },
342
            { 184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128 },
343
            {  81,  99, 181, 242, 176, 190, 249, 202, 255, 255, 128 },
344
        },
345
        {
346
            {   1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128 },
347
            {  99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128 },
348
            {  23,  91, 163, 242, 170, 187, 247, 210, 255, 255, 128 },
349
        },
350
        {
351
            {   1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128 },
352
            { 109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128 },
353
            {  44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128 },
354
        },
355
        {
356
            {   1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128 },
357
            {  94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128 },
358
            {  22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128 },
359
        },
360
        {
361
            {   1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128 },
362
            { 124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128 },
363
            {  35,  77, 181, 251, 193, 211, 255, 205, 128, 128, 128 },
364
        },
365
        {
366
            {   1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128 },
367
            { 121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128 },
368
            {  45,  99, 188, 251, 195, 217, 255, 224, 128, 128, 128 },
369
        },
370
        {
371
            {   1,   1, 251, 255, 213, 255, 128, 128, 128, 128, 128 },
372
            { 203,   1, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
373
            { 137,   1, 177, 255, 224, 255, 128, 128, 128, 128, 128 },
374
        },
375
    },
376
    {
377
        {
378
            { 253,   9, 248, 251, 207, 208, 255, 192, 128, 128, 128 },
379
            { 175,  13, 224, 243, 193, 185, 249, 198, 255, 255, 128 },
380
            {  73,  17, 171, 221, 161, 179, 236, 167, 255, 234, 128 },
381
        },
382
        {
383
            {   1,  95, 247, 253, 212, 183, 255, 255, 128, 128, 128 },
384
            { 239,  90, 244, 250, 211, 209, 255, 255, 128, 128, 128 },
385
            { 155,  77, 195, 248, 188, 195, 255, 255, 128, 128, 128 },
386
        },
387
        {
388
            {   1,  24, 239, 251, 218, 219, 255, 205, 128, 128, 128 },
389
            { 201,  51, 219, 255, 196, 186, 128, 128, 128, 128, 128 },
390
            {  69,  46, 190, 239, 201, 218, 255, 228, 128, 128, 128 },
391
        },
392
        {
393
            {   1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128 },
394
            { 223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128 },
395
            { 141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
396
        },
397
        {
398
            {   1,  16, 248, 255, 255, 128, 128, 128, 128, 128, 128 },
399
            { 190,  36, 230, 255, 236, 255, 128, 128, 128, 128, 128 },
400
            { 149,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
401
        },
402
        {
403
            {   1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
404
            { 247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
405
            { 240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
406
        },
407
        {
408
            {   1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128 },
409
            { 213,  62, 250, 255, 255, 128, 128, 128, 128, 128, 128 },
410
            {  55,  93, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
411
        },
412
        {
413
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
414
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
415
            { 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
416
        },
417
    },
418
    {
419
        {
420
            { 202,  24, 213, 235, 186, 191, 220, 160, 240, 175, 255 },
421
            { 126,  38, 182, 232, 169, 184, 228, 174, 255, 187, 128 },
422
            {  61,  46, 138, 219, 151, 178, 240, 170, 255, 216, 128 },
423
        },
424
        {
425
            {   1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128 },
426
            { 166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128 },
427
            {  39,  77, 162, 232, 172, 180, 245, 178, 255, 255, 128 },
428
        },
429
        {
430
            {   1,  52, 220, 246, 198, 199, 249, 220, 255, 255, 128 },
431
            { 124,  74, 191, 243, 183, 193, 250, 221, 255, 255, 128 },
432
            {  24,  71, 130, 219, 154, 170, 243, 182, 255, 255, 128 },
433
        },
434
        {
435
            {   1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128 },
436
            { 149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128 },
437
            {  28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128 },
438
        },
439
        {
440
            {   1,  81, 230, 252, 204, 203, 255, 192, 128, 128, 128 },
441
            { 123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128 },
442
            {  20,  95, 153, 243, 164, 173, 255, 203, 128, 128, 128 },
443
        },
444
        {
445
            {   1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128 },
446
            { 168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128 },
447
            {  47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128 },
448
        },
449
        {
450
            {   1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128 },
451
            { 141,  84, 213, 252, 201, 202, 255, 219, 128, 128, 128 },
452
            {  42,  80, 160, 240, 162, 185, 255, 205, 128, 128, 128 },
453
        },
454
        {
455
            {   1,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
456
            { 244,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
457
            { 238,   1, 255, 128, 128, 128, 128, 128, 128, 128, 128 },
458
        },
459
    },
460
};
461

    
462
static const uint8_t vp8_token_update_probs[4][8][3][NUM_DCT_TOKENS-1] =
463
{
464
    {
465
        {
466
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
467
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
468
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
469
        },
470
        {
471
            { 176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
472
            { 223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
473
            { 249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
474
        },
475
        {
476
            { 255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
477
            { 234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
478
            { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
479
        },
480
        {
481
            { 255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
482
            { 239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
483
            { 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
484
        },
485
        {
486
            { 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
487
            { 251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
488
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
489
        },
490
        {
491
            { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
492
            { 251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
493
            { 254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
494
        },
495
        {
496
            { 255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255 },
497
            { 250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255 },
498
            { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
499
        },
500
        {
501
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
502
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
503
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
504
        },
505
    },
506
    {
507
        {
508
            { 217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
509
            { 225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255 },
510
            { 234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255 },
511
        },
512
        {
513
            { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
514
            { 223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
515
            { 238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255 },
516
        },
517
        {
518
            { 255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
519
            { 249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
520
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
521
        },
522
        {
523
            { 255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
524
            { 247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
525
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
526
        },
527
        {
528
            { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
529
            { 252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
530
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
531
        },
532
        {
533
            { 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
534
            { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
535
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
536
        },
537
        {
538
            { 255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
539
            { 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
540
            { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
541
        },
542
        {
543
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
544
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
545
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
546
        },
547
    },
548
    {
549
        {
550
            { 186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255 },
551
            { 234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255 },
552
            { 251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255 },
553
        },
554
        {
555
            { 255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
556
            { 236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
557
            { 251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255 },
558
        },
559
        {
560
            { 255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
561
            { 254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
562
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
563
        },
564
        {
565
            { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
566
            { 254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
567
            { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
568
        },
569
        {
570
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
571
            { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
572
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
573
        },
574
        {
575
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
576
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
577
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
578
        },
579
        {
580
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
581
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
582
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
583
        },
584
        {
585
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
586
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
587
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
588
        },
589
    },
590
    {
591
        {
592
            { 248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
593
            { 250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255 },
594
            { 248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255 },
595
        },
596
        {
597
            { 255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
598
            { 246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
599
            { 252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255 },
600
        },
601
        {
602
            { 255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255 },
603
            { 248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
604
            { 253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255 },
605
        },
606
        {
607
            { 255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
608
            { 245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
609
            { 253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
610
        },
611
        {
612
            { 255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
613
            { 252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
614
            { 255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
615
        },
616
        {
617
            { 255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
618
            { 249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
619
            { 255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255 },
620
        },
621
        {
622
            { 255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255 },
623
            { 250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
624
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
625
        },
626
        {
627
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
628
            { 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
629
            { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },
630
        },
631
    },
632
};
633

    
634
// fixme: copied from h264data.h
635
static const uint8_t zigzag_scan[16]={
636
    0+0*4, 1+0*4, 0+1*4, 0+2*4,
637
    1+1*4, 2+0*4, 3+0*4, 2+1*4,
638
    1+2*4, 0+3*4, 1+3*4, 2+2*4,
639
    3+1*4, 3+2*4, 2+3*4, 3+3*4,
640
};
641

    
642
static const uint8_t vp8_dc_qlookup[VP8_MAX_QUANT+1] =
643
{
644
      4,   5,   6,   7,   8,   9,  10,  10,  11,  12,  13,  14,  15,  16,  17,  17,
645
     18,  19,  20,  20,  21,  21,  22,  22,  23,  23,  24,  25,  25,  26,  27,  28,
646
     29,  30,  31,  32,  33,  34,  35,  36,  37,  37,  38,  39,  40,  41,  42,  43,
647
     44,  45,  46,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,
648
     59,  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
649
     75,  76,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
650
     91,  93,  95,  96,  98, 100, 101, 102, 104, 106, 108, 110, 112, 114, 116, 118,
651
    122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 143, 145, 148, 151, 154, 157,
652
};
653

    
654
static const uint16_t vp8_ac_qlookup[VP8_MAX_QUANT+1] =
655
{
656
      4,   5,   6,   7,   8,   9,  10,  11,  12,  13,  14,  15,  16,  17,  18,  19,
657
     20,  21,  22,  23,  24,  25,  26,  27,  28,  29,  30,  31,  32,  33,  34,  35,
658
     36,  37,  38,  39,  40,  41,  42,  43,  44,  45,  46,  47,  48,  49,  50,  51,
659
     52,  53,  54,  55,  56,  57,  58,  60,  62,  64,  66,  68,  70,  72,  74,  76,
660
     78,  80,  82,  84,  86,  88,  90,  92,  94,  96,  98, 100, 102, 104, 106, 108,
661
    110, 112, 114, 116, 119, 122, 125, 128, 131, 134, 137, 140, 143, 146, 149, 152,
662
    155, 158, 161, 164, 167, 170, 173, 177, 181, 185, 189, 193, 197, 201, 205, 209,
663
    213, 217, 221, 225, 229, 234, 239, 245, 249, 254, 259, 264, 269, 274, 279, 284,
664
};
665

    
666
static const uint8_t vp8_mv_update_prob[2][19] = {
667
    { 237,
668
      246,
669
      253, 253, 254, 254, 254, 254, 254,
670
      254, 254, 254, 254, 254, 250, 250, 252, 254, 254 },
671
    { 231,
672
      243,
673
      245, 253, 254, 254, 254, 254, 254,
674
      254, 254, 254, 254, 254, 251, 251, 254, 254, 254 }
675
};
676

    
677
static const uint8_t vp8_mv_default_prob[2][19] = {
678
    { 162,
679
      128,
680
      225, 146, 172, 147, 214, 39, 156,
681
      128, 129, 132,  75, 145, 178, 206, 239, 254, 254 },
682
    { 164,
683
      128,
684
      204, 170, 119, 235, 140, 230, 228,
685
      128, 130, 130,  74, 148, 180, 203, 236, 254, 254 }
686
};
687

    
688
#endif