1/*
2 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "vp9/common/vp9_entropy.h"
12#include "vp9/common/vp9_blockd.h"
13#include "vp9/common/vp9_onyxc_int.h"
14#include "vp9/common/vp9_entropymode.h"
15#include "vpx_mem/vpx_mem.h"
16#include "vpx/vpx_integer.h"
17
18// Unconstrained Node Tree
19/* clang-format off */
20const vpx_tree_index vp9_coef_con_tree[TREE_SIZE(ENTROPY_TOKENS)] = {
21  2, 6,                                // 0 = LOW_VAL
22  -TWO_TOKEN, 4,                       // 1 = TWO
23  -THREE_TOKEN, -FOUR_TOKEN,           // 2 = THREE
24  8, 10,                               // 3 = HIGH_LOW
25  -CATEGORY1_TOKEN, -CATEGORY2_TOKEN,  // 4 = CAT_ONE
26  12, 14,                              // 5 = CAT_THREEFOUR
27  -CATEGORY3_TOKEN, -CATEGORY4_TOKEN,  // 6 = CAT_THREE
28  -CATEGORY5_TOKEN, -CATEGORY6_TOKEN   // 7 = CAT_FIVE
29};
30/* clang-format on */
31
32const vpx_prob vp9_cat1_prob[] = { 159 };
33const vpx_prob vp9_cat2_prob[] = { 165, 145 };
34const vpx_prob vp9_cat3_prob[] = { 173, 148, 140 };
35const vpx_prob vp9_cat4_prob[] = { 176, 155, 140, 135 };
36const vpx_prob vp9_cat5_prob[] = { 180, 157, 141, 134, 130 };
37const vpx_prob vp9_cat6_prob[] = { 254, 254, 254, 252, 249, 243, 230,
38                                   196, 177, 153, 140, 133, 130, 129 };
39#if CONFIG_VP9_HIGHBITDEPTH
40const vpx_prob vp9_cat6_prob_high12[] = { 255, 255, 255, 255, 254, 254,
41                                          254, 252, 249, 243, 230, 196,
42                                          177, 153, 140, 133, 130, 129 };
43#endif
44
45const uint8_t vp9_coefband_trans_8x8plus[1024] = {
46  0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5,
47  // beyond MAXBAND_INDEX+1 all values are filled as 5
48  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
49  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
50  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
51  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
52  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
53  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
54  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
55  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
56  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
57  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
58  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
59  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
60  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
61  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
62  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
63  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
64  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
65  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
66  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
67  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
68  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
69  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
70  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
71  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
72  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
73  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
74  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
75  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
76  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
77  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
78  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
79  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
80  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
81  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
82  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
83  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
84  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
85  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
86  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
87};
88
89const uint8_t vp9_coefband_trans_4x4[16] = {
90  0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5,
91};
92
93const uint8_t vp9_pt_energy_class[ENTROPY_TOKENS] = { 0, 1, 2, 3, 3, 4,
94                                                      4, 5, 5, 5, 5, 5 };
95
96// Model obtained from a 2-sided zero-centerd distribuition derived
97// from a Pareto distribution. The cdf of the distribution is:
98// cdf(x) = 0.5 + 0.5 * sgn(x) * [1 - {alpha/(alpha + |x|)} ^ beta]
99//
100// For a given beta and a given probablity of the 1-node, the alpha
101// is first solved, and then the {alpha, beta} pair is used to generate
102// the probabilities for the rest of the nodes.
103
104// beta = 8
105
106// Every odd line in this table can be generated from the even lines
107// by averaging :
108// vp9_pareto8_full[l][node] = (vp9_pareto8_full[l-1][node] +
109//                              vp9_pareto8_full[l+1][node] ) >> 1;
110const vpx_prob vp9_pareto8_full[COEFF_PROB_MODELS][MODEL_NODES] = {
111  { 3, 86, 128, 6, 86, 23, 88, 29 },
112  { 6, 86, 128, 11, 87, 42, 91, 52 },
113  { 9, 86, 129, 17, 88, 61, 94, 76 },
114  { 12, 86, 129, 22, 88, 77, 97, 93 },
115  { 15, 87, 129, 28, 89, 93, 100, 110 },
116  { 17, 87, 129, 33, 90, 105, 103, 123 },
117  { 20, 88, 130, 38, 91, 118, 106, 136 },
118  { 23, 88, 130, 43, 91, 128, 108, 146 },
119  { 26, 89, 131, 48, 92, 139, 111, 156 },
120  { 28, 89, 131, 53, 93, 147, 114, 163 },
121  { 31, 90, 131, 58, 94, 156, 117, 171 },
122  { 34, 90, 131, 62, 94, 163, 119, 177 },
123  { 37, 90, 132, 66, 95, 171, 122, 184 },
124  { 39, 90, 132, 70, 96, 177, 124, 189 },
125  { 42, 91, 132, 75, 97, 183, 127, 194 },
126  { 44, 91, 132, 79, 97, 188, 129, 198 },
127  { 47, 92, 133, 83, 98, 193, 132, 202 },
128  { 49, 92, 133, 86, 99, 197, 134, 205 },
129  { 52, 93, 133, 90, 100, 201, 137, 208 },
130  { 54, 93, 133, 94, 100, 204, 139, 211 },
131  { 57, 94, 134, 98, 101, 208, 142, 214 },
132  { 59, 94, 134, 101, 102, 211, 144, 216 },
133  { 62, 94, 135, 105, 103, 214, 146, 218 },
134  { 64, 94, 135, 108, 103, 216, 148, 220 },
135  { 66, 95, 135, 111, 104, 219, 151, 222 },
136  { 68, 95, 135, 114, 105, 221, 153, 223 },
137  { 71, 96, 136, 117, 106, 224, 155, 225 },
138  { 73, 96, 136, 120, 106, 225, 157, 226 },
139  { 76, 97, 136, 123, 107, 227, 159, 228 },
140  { 78, 97, 136, 126, 108, 229, 160, 229 },
141  { 80, 98, 137, 129, 109, 231, 162, 231 },
142  { 82, 98, 137, 131, 109, 232, 164, 232 },
143  { 84, 98, 138, 134, 110, 234, 166, 233 },
144  { 86, 98, 138, 137, 111, 235, 168, 234 },
145  { 89, 99, 138, 140, 112, 236, 170, 235 },
146  { 91, 99, 138, 142, 112, 237, 171, 235 },
147  { 93, 100, 139, 145, 113, 238, 173, 236 },
148  { 95, 100, 139, 147, 114, 239, 174, 237 },
149  { 97, 101, 140, 149, 115, 240, 176, 238 },
150  { 99, 101, 140, 151, 115, 241, 177, 238 },
151  { 101, 102, 140, 154, 116, 242, 179, 239 },
152  { 103, 102, 140, 156, 117, 242, 180, 239 },
153  { 105, 103, 141, 158, 118, 243, 182, 240 },
154  { 107, 103, 141, 160, 118, 243, 183, 240 },
155  { 109, 104, 141, 162, 119, 244, 185, 241 },
156  { 111, 104, 141, 164, 119, 244, 186, 241 },
157  { 113, 104, 142, 166, 120, 245, 187, 242 },
158  { 114, 104, 142, 168, 121, 245, 188, 242 },
159  { 116, 105, 143, 170, 122, 246, 190, 243 },
160  { 118, 105, 143, 171, 122, 246, 191, 243 },
161  { 120, 106, 143, 173, 123, 247, 192, 244 },
162  { 121, 106, 143, 175, 124, 247, 193, 244 },
163  { 123, 107, 144, 177, 125, 248, 195, 244 },
164  { 125, 107, 144, 178, 125, 248, 196, 244 },
165  { 127, 108, 145, 180, 126, 249, 197, 245 },
166  { 128, 108, 145, 181, 127, 249, 198, 245 },
167  { 130, 109, 145, 183, 128, 249, 199, 245 },
168  { 132, 109, 145, 184, 128, 249, 200, 245 },
169  { 134, 110, 146, 186, 129, 250, 201, 246 },
170  { 135, 110, 146, 187, 130, 250, 202, 246 },
171  { 137, 111, 147, 189, 131, 251, 203, 246 },
172  { 138, 111, 147, 190, 131, 251, 204, 246 },
173  { 140, 112, 147, 192, 132, 251, 205, 247 },
174  { 141, 112, 147, 193, 132, 251, 206, 247 },
175  { 143, 113, 148, 194, 133, 251, 207, 247 },
176  { 144, 113, 148, 195, 134, 251, 207, 247 },
177  { 146, 114, 149, 197, 135, 252, 208, 248 },
178  { 147, 114, 149, 198, 135, 252, 209, 248 },
179  { 149, 115, 149, 199, 136, 252, 210, 248 },
180  { 150, 115, 149, 200, 137, 252, 210, 248 },
181  { 152, 115, 150, 201, 138, 252, 211, 248 },
182  { 153, 115, 150, 202, 138, 252, 212, 248 },
183  { 155, 116, 151, 204, 139, 253, 213, 249 },
184  { 156, 116, 151, 205, 139, 253, 213, 249 },
185  { 158, 117, 151, 206, 140, 253, 214, 249 },
186  { 159, 117, 151, 207, 141, 253, 215, 249 },
187  { 161, 118, 152, 208, 142, 253, 216, 249 },
188  { 162, 118, 152, 209, 142, 253, 216, 249 },
189  { 163, 119, 153, 210, 143, 253, 217, 249 },
190  { 164, 119, 153, 211, 143, 253, 217, 249 },
191  { 166, 120, 153, 212, 144, 254, 218, 250 },
192  { 167, 120, 153, 212, 145, 254, 219, 250 },
193  { 168, 121, 154, 213, 146, 254, 220, 250 },
194  { 169, 121, 154, 214, 146, 254, 220, 250 },
195  { 171, 122, 155, 215, 147, 254, 221, 250 },
196  { 172, 122, 155, 216, 147, 254, 221, 250 },
197  { 173, 123, 155, 217, 148, 254, 222, 250 },
198  { 174, 123, 155, 217, 149, 254, 222, 250 },
199  { 176, 124, 156, 218, 150, 254, 223, 250 },
200  { 177, 124, 156, 219, 150, 254, 223, 250 },
201  { 178, 125, 157, 220, 151, 254, 224, 251 },
202  { 179, 125, 157, 220, 151, 254, 224, 251 },
203  { 180, 126, 157, 221, 152, 254, 225, 251 },
204  { 181, 126, 157, 221, 152, 254, 225, 251 },
205  { 183, 127, 158, 222, 153, 254, 226, 251 },
206  { 184, 127, 158, 223, 154, 254, 226, 251 },
207  { 185, 128, 159, 224, 155, 255, 227, 251 },
208  { 186, 128, 159, 224, 155, 255, 227, 251 },
209  { 187, 129, 160, 225, 156, 255, 228, 251 },
210  { 188, 130, 160, 225, 156, 255, 228, 251 },
211  { 189, 131, 160, 226, 157, 255, 228, 251 },
212  { 190, 131, 160, 226, 158, 255, 228, 251 },
213  { 191, 132, 161, 227, 159, 255, 229, 251 },
214  { 192, 132, 161, 227, 159, 255, 229, 251 },
215  { 193, 133, 162, 228, 160, 255, 230, 252 },
216  { 194, 133, 162, 229, 160, 255, 230, 252 },
217  { 195, 134, 163, 230, 161, 255, 231, 252 },
218  { 196, 134, 163, 230, 161, 255, 231, 252 },
219  { 197, 135, 163, 231, 162, 255, 231, 252 },
220  { 198, 135, 163, 231, 162, 255, 231, 252 },
221  { 199, 136, 164, 232, 163, 255, 232, 252 },
222  { 200, 136, 164, 232, 164, 255, 232, 252 },
223  { 201, 137, 165, 233, 165, 255, 233, 252 },
224  { 201, 137, 165, 233, 165, 255, 233, 252 },
225  { 202, 138, 166, 233, 166, 255, 233, 252 },
226  { 203, 138, 166, 233, 166, 255, 233, 252 },
227  { 204, 139, 166, 234, 167, 255, 234, 252 },
228  { 205, 139, 166, 234, 167, 255, 234, 252 },
229  { 206, 140, 167, 235, 168, 255, 235, 252 },
230  { 206, 140, 167, 235, 168, 255, 235, 252 },
231  { 207, 141, 168, 236, 169, 255, 235, 252 },
232  { 208, 141, 168, 236, 170, 255, 235, 252 },
233  { 209, 142, 169, 237, 171, 255, 236, 252 },
234  { 209, 143, 169, 237, 171, 255, 236, 252 },
235  { 210, 144, 169, 237, 172, 255, 236, 252 },
236  { 211, 144, 169, 237, 172, 255, 236, 252 },
237  { 212, 145, 170, 238, 173, 255, 237, 252 },
238  { 213, 145, 170, 238, 173, 255, 237, 252 },
239  { 214, 146, 171, 239, 174, 255, 237, 253 },
240  { 214, 146, 171, 239, 174, 255, 237, 253 },
241  { 215, 147, 172, 240, 175, 255, 238, 253 },
242  { 215, 147, 172, 240, 175, 255, 238, 253 },
243  { 216, 148, 173, 240, 176, 255, 238, 253 },
244  { 217, 148, 173, 240, 176, 255, 238, 253 },
245  { 218, 149, 173, 241, 177, 255, 239, 253 },
246  { 218, 149, 173, 241, 178, 255, 239, 253 },
247  { 219, 150, 174, 241, 179, 255, 239, 253 },
248  { 219, 151, 174, 241, 179, 255, 239, 253 },
249  { 220, 152, 175, 242, 180, 255, 240, 253 },
250  { 221, 152, 175, 242, 180, 255, 240, 253 },
251  { 222, 153, 176, 242, 181, 255, 240, 253 },
252  { 222, 153, 176, 242, 181, 255, 240, 253 },
253  { 223, 154, 177, 243, 182, 255, 240, 253 },
254  { 223, 154, 177, 243, 182, 255, 240, 253 },
255  { 224, 155, 178, 244, 183, 255, 241, 253 },
256  { 224, 155, 178, 244, 183, 255, 241, 253 },
257  { 225, 156, 178, 244, 184, 255, 241, 253 },
258  { 225, 157, 178, 244, 184, 255, 241, 253 },
259  { 226, 158, 179, 244, 185, 255, 242, 253 },
260  { 227, 158, 179, 244, 185, 255, 242, 253 },
261  { 228, 159, 180, 245, 186, 255, 242, 253 },
262  { 228, 159, 180, 245, 186, 255, 242, 253 },
263  { 229, 160, 181, 245, 187, 255, 242, 253 },
264  { 229, 160, 181, 245, 187, 255, 242, 253 },
265  { 230, 161, 182, 246, 188, 255, 243, 253 },
266  { 230, 162, 182, 246, 188, 255, 243, 253 },
267  { 231, 163, 183, 246, 189, 255, 243, 253 },
268  { 231, 163, 183, 246, 189, 255, 243, 253 },
269  { 232, 164, 184, 247, 190, 255, 243, 253 },
270  { 232, 164, 184, 247, 190, 255, 243, 253 },
271  { 233, 165, 185, 247, 191, 255, 244, 253 },
272  { 233, 165, 185, 247, 191, 255, 244, 253 },
273  { 234, 166, 185, 247, 192, 255, 244, 253 },
274  { 234, 167, 185, 247, 192, 255, 244, 253 },
275  { 235, 168, 186, 248, 193, 255, 244, 253 },
276  { 235, 168, 186, 248, 193, 255, 244, 253 },
277  { 236, 169, 187, 248, 194, 255, 244, 253 },
278  { 236, 169, 187, 248, 194, 255, 244, 253 },
279  { 236, 170, 188, 248, 195, 255, 245, 253 },
280  { 236, 170, 188, 248, 195, 255, 245, 253 },
281  { 237, 171, 189, 249, 196, 255, 245, 254 },
282  { 237, 172, 189, 249, 196, 255, 245, 254 },
283  { 238, 173, 190, 249, 197, 255, 245, 254 },
284  { 238, 173, 190, 249, 197, 255, 245, 254 },
285  { 239, 174, 191, 249, 198, 255, 245, 254 },
286  { 239, 174, 191, 249, 198, 255, 245, 254 },
287  { 240, 175, 192, 249, 199, 255, 246, 254 },
288  { 240, 176, 192, 249, 199, 255, 246, 254 },
289  { 240, 177, 193, 250, 200, 255, 246, 254 },
290  { 240, 177, 193, 250, 200, 255, 246, 254 },
291  { 241, 178, 194, 250, 201, 255, 246, 254 },
292  { 241, 178, 194, 250, 201, 255, 246, 254 },
293  { 242, 179, 195, 250, 202, 255, 246, 254 },
294  { 242, 180, 195, 250, 202, 255, 246, 254 },
295  { 242, 181, 196, 250, 203, 255, 247, 254 },
296  { 242, 181, 196, 250, 203, 255, 247, 254 },
297  { 243, 182, 197, 251, 204, 255, 247, 254 },
298  { 243, 183, 197, 251, 204, 255, 247, 254 },
299  { 244, 184, 198, 251, 205, 255, 247, 254 },
300  { 244, 184, 198, 251, 205, 255, 247, 254 },
301  { 244, 185, 199, 251, 206, 255, 247, 254 },
302  { 244, 185, 199, 251, 206, 255, 247, 254 },
303  { 245, 186, 200, 251, 207, 255, 247, 254 },
304  { 245, 187, 200, 251, 207, 255, 247, 254 },
305  { 246, 188, 201, 252, 207, 255, 248, 254 },
306  { 246, 188, 201, 252, 207, 255, 248, 254 },
307  { 246, 189, 202, 252, 208, 255, 248, 254 },
308  { 246, 190, 202, 252, 208, 255, 248, 254 },
309  { 247, 191, 203, 252, 209, 255, 248, 254 },
310  { 247, 191, 203, 252, 209, 255, 248, 254 },
311  { 247, 192, 204, 252, 210, 255, 248, 254 },
312  { 247, 193, 204, 252, 210, 255, 248, 254 },
313  { 248, 194, 205, 252, 211, 255, 248, 254 },
314  { 248, 194, 205, 252, 211, 255, 248, 254 },
315  { 248, 195, 206, 252, 212, 255, 249, 254 },
316  { 248, 196, 206, 252, 212, 255, 249, 254 },
317  { 249, 197, 207, 253, 213, 255, 249, 254 },
318  { 249, 197, 207, 253, 213, 255, 249, 254 },
319  { 249, 198, 208, 253, 214, 255, 249, 254 },
320  { 249, 199, 209, 253, 214, 255, 249, 254 },
321  { 250, 200, 210, 253, 215, 255, 249, 254 },
322  { 250, 200, 210, 253, 215, 255, 249, 254 },
323  { 250, 201, 211, 253, 215, 255, 249, 254 },
324  { 250, 202, 211, 253, 215, 255, 249, 254 },
325  { 250, 203, 212, 253, 216, 255, 249, 254 },
326  { 250, 203, 212, 253, 216, 255, 249, 254 },
327  { 251, 204, 213, 253, 217, 255, 250, 254 },
328  { 251, 205, 213, 253, 217, 255, 250, 254 },
329  { 251, 206, 214, 254, 218, 255, 250, 254 },
330  { 251, 206, 215, 254, 218, 255, 250, 254 },
331  { 252, 207, 216, 254, 219, 255, 250, 254 },
332  { 252, 208, 216, 254, 219, 255, 250, 254 },
333  { 252, 209, 217, 254, 220, 255, 250, 254 },
334  { 252, 210, 217, 254, 220, 255, 250, 254 },
335  { 252, 211, 218, 254, 221, 255, 250, 254 },
336  { 252, 212, 218, 254, 221, 255, 250, 254 },
337  { 253, 213, 219, 254, 222, 255, 250, 254 },
338  { 253, 213, 220, 254, 222, 255, 250, 254 },
339  { 253, 214, 221, 254, 223, 255, 250, 254 },
340  { 253, 215, 221, 254, 223, 255, 250, 254 },
341  { 253, 216, 222, 254, 224, 255, 251, 254 },
342  { 253, 217, 223, 254, 224, 255, 251, 254 },
343  { 253, 218, 224, 254, 225, 255, 251, 254 },
344  { 253, 219, 224, 254, 225, 255, 251, 254 },
345  { 254, 220, 225, 254, 225, 255, 251, 254 },
346  { 254, 221, 226, 254, 225, 255, 251, 254 },
347  { 254, 222, 227, 255, 226, 255, 251, 254 },
348  { 254, 223, 227, 255, 226, 255, 251, 254 },
349  { 254, 224, 228, 255, 227, 255, 251, 254 },
350  { 254, 225, 229, 255, 227, 255, 251, 254 },
351  { 254, 226, 230, 255, 228, 255, 251, 254 },
352  { 254, 227, 230, 255, 229, 255, 251, 254 },
353  { 255, 228, 231, 255, 230, 255, 251, 254 },
354  { 255, 229, 232, 255, 230, 255, 251, 254 },
355  { 255, 230, 233, 255, 231, 255, 252, 254 },
356  { 255, 231, 234, 255, 231, 255, 252, 254 },
357  { 255, 232, 235, 255, 232, 255, 252, 254 },
358  { 255, 233, 236, 255, 232, 255, 252, 254 },
359  { 255, 235, 237, 255, 233, 255, 252, 254 },
360  { 255, 236, 238, 255, 234, 255, 252, 254 },
361  { 255, 238, 240, 255, 235, 255, 252, 255 },
362  { 255, 239, 241, 255, 235, 255, 252, 254 },
363  { 255, 241, 243, 255, 236, 255, 252, 254 },
364  { 255, 243, 245, 255, 237, 255, 252, 254 },
365  { 255, 246, 247, 255, 239, 255, 253, 255 },
366};
367
368static const vp9_coeff_probs_model default_coef_probs_4x4[PLANE_TYPES] = {
369  {     // Y plane
370    {   // Intra
371      { // Band 0
372        { 195, 29, 183 },
373        { 84, 49, 136 },
374        { 8, 42, 71 } },
375      { // Band 1
376        { 31, 107, 169 },
377        { 35, 99, 159 },
378        { 17, 82, 140 },
379        { 8, 66, 114 },
380        { 2, 44, 76 },
381        { 1, 19, 32 } },
382      { // Band 2
383        { 40, 132, 201 },
384        { 29, 114, 187 },
385        { 13, 91, 157 },
386        { 7, 75, 127 },
387        { 3, 58, 95 },
388        { 1, 28, 47 } },
389      { // Band 3
390        { 69, 142, 221 },
391        { 42, 122, 201 },
392        { 15, 91, 159 },
393        { 6, 67, 121 },
394        { 1, 42, 77 },
395        { 1, 17, 31 } },
396      { // Band 4
397        { 102, 148, 228 },
398        { 67, 117, 204 },
399        { 17, 82, 154 },
400        { 6, 59, 114 },
401        { 2, 39, 75 },
402        { 1, 15, 29 } },
403      { // Band 5
404        { 156, 57, 233 },
405        { 119, 57, 212 },
406        { 58, 48, 163 },
407        { 29, 40, 124 },
408        { 12, 30, 81 },
409        { 3, 12, 31 } } },
410    {   // Inter
411      { // Band 0
412        { 191, 107, 226 },
413        { 124, 117, 204 },
414        { 25, 99, 155 } },
415      { // Band 1
416        { 29, 148, 210 },
417        { 37, 126, 194 },
418        { 8, 93, 157 },
419        { 2, 68, 118 },
420        { 1, 39, 69 },
421        { 1, 17, 33 } },
422      { // Band 2
423        { 41, 151, 213 },
424        { 27, 123, 193 },
425        { 3, 82, 144 },
426        { 1, 58, 105 },
427        { 1, 32, 60 },
428        { 1, 13, 26 } },
429      { // Band 3
430        { 59, 159, 220 },
431        { 23, 126, 198 },
432        { 4, 88, 151 },
433        { 1, 66, 114 },
434        { 1, 38, 71 },
435        { 1, 18, 34 } },
436      { // Band 4
437        { 114, 136, 232 },
438        { 51, 114, 207 },
439        { 11, 83, 155 },
440        { 3, 56, 105 },
441        { 1, 33, 65 },
442        { 1, 17, 34 } },
443      { // Band 5
444        { 149, 65, 234 },
445        { 121, 57, 215 },
446        { 61, 49, 166 },
447        { 28, 36, 114 },
448        { 12, 25, 76 },
449        { 3, 16, 42 } } } },
450  {     // UV plane
451    {   // Intra
452      { // Band 0
453        { 214, 49, 220 },
454        { 132, 63, 188 },
455        { 42, 65, 137 } },
456      { // Band 1
457        { 85, 137, 221 },
458        { 104, 131, 216 },
459        { 49, 111, 192 },
460        { 21, 87, 155 },
461        { 2, 49, 87 },
462        { 1, 16, 28 } },
463      { // Band 2
464        { 89, 163, 230 },
465        { 90, 137, 220 },
466        { 29, 100, 183 },
467        { 10, 70, 135 },
468        { 2, 42, 81 },
469        { 1, 17, 33 } },
470      { // Band 3
471        { 108, 167, 237 },
472        { 55, 133, 222 },
473        { 15, 97, 179 },
474        { 4, 72, 135 },
475        { 1, 45, 85 },
476        { 1, 19, 38 } },
477      { // Band 4
478        { 124, 146, 240 },
479        { 66, 124, 224 },
480        { 17, 88, 175 },
481        { 4, 58, 122 },
482        { 1, 36, 75 },
483        { 1, 18, 37 } },
484      { //  Band 5
485        { 141, 79, 241 },
486        { 126, 70, 227 },
487        { 66, 58, 182 },
488        { 30, 44, 136 },
489        { 12, 34, 96 },
490        { 2, 20, 47 } } },
491    {   // Inter
492      { // Band 0
493        { 229, 99, 249 },
494        { 143, 111, 235 },
495        { 46, 109, 192 } },
496      { // Band 1
497        { 82, 158, 236 },
498        { 94, 146, 224 },
499        { 25, 117, 191 },
500        { 9, 87, 149 },
501        { 3, 56, 99 },
502        { 1, 33, 57 } },
503      { // Band 2
504        { 83, 167, 237 },
505        { 68, 145, 222 },
506        { 10, 103, 177 },
507        { 2, 72, 131 },
508        { 1, 41, 79 },
509        { 1, 20, 39 } },
510      { // Band 3
511        { 99, 167, 239 },
512        { 47, 141, 224 },
513        { 10, 104, 178 },
514        { 2, 73, 133 },
515        { 1, 44, 85 },
516        { 1, 22, 47 } },
517      { // Band 4
518        { 127, 145, 243 },
519        { 71, 129, 228 },
520        { 17, 93, 177 },
521        { 3, 61, 124 },
522        { 1, 41, 84 },
523        { 1, 21, 52 } },
524      { // Band 5
525        { 157, 78, 244 },
526        { 140, 72, 231 },
527        { 69, 58, 184 },
528        { 31, 44, 137 },
529        { 14, 38, 105 },
530        { 8, 23, 61 } } } }
531};
532
533static const vp9_coeff_probs_model default_coef_probs_8x8[PLANE_TYPES] = {
534  {     // Y plane
535    {   // Intra
536      { // Band 0
537        { 125, 34, 187 },
538        { 52, 41, 133 },
539        { 6, 31, 56 } },
540      { // Band 1
541        { 37, 109, 153 },
542        { 51, 102, 147 },
543        { 23, 87, 128 },
544        { 8, 67, 101 },
545        { 1, 41, 63 },
546        { 1, 19, 29 } },
547      { // Band 2
548        { 31, 154, 185 },
549        { 17, 127, 175 },
550        { 6, 96, 145 },
551        { 2, 73, 114 },
552        { 1, 51, 82 },
553        { 1, 28, 45 } },
554      { // Band 3
555        { 23, 163, 200 },
556        { 10, 131, 185 },
557        { 2, 93, 148 },
558        { 1, 67, 111 },
559        { 1, 41, 69 },
560        { 1, 14, 24 } },
561      { // Band 4
562        { 29, 176, 217 },
563        { 12, 145, 201 },
564        { 3, 101, 156 },
565        { 1, 69, 111 },
566        { 1, 39, 63 },
567        { 1, 14, 23 } },
568      { // Band 5
569        { 57, 192, 233 },
570        { 25, 154, 215 },
571        { 6, 109, 167 },
572        { 3, 78, 118 },
573        { 1, 48, 69 },
574        { 1, 21, 29 } } },
575    {   // Inter
576      { // Band 0
577        { 202, 105, 245 },
578        { 108, 106, 216 },
579        { 18, 90, 144 } },
580      { // Band 1
581        { 33, 172, 219 },
582        { 64, 149, 206 },
583        { 14, 117, 177 },
584        { 5, 90, 141 },
585        { 2, 61, 95 },
586        { 1, 37, 57 } },
587      { // Band 2
588        { 33, 179, 220 },
589        { 11, 140, 198 },
590        { 1, 89, 148 },
591        { 1, 60, 104 },
592        { 1, 33, 57 },
593        { 1, 12, 21 } },
594      { // Band 3
595        { 30, 181, 221 },
596        { 8, 141, 198 },
597        { 1, 87, 145 },
598        { 1, 58, 100 },
599        { 1, 31, 55 },
600        { 1, 12, 20 } },
601      { // Band 4
602        { 32, 186, 224 },
603        { 7, 142, 198 },
604        { 1, 86, 143 },
605        { 1, 58, 100 },
606        { 1, 31, 55 },
607        { 1, 12, 22 } },
608      { // Band 5
609        { 57, 192, 227 },
610        { 20, 143, 204 },
611        { 3, 96, 154 },
612        { 1, 68, 112 },
613        { 1, 42, 69 },
614        { 1, 19, 32 } } } },
615  {     // UV plane
616    {   // Intra
617      { // Band 0
618        { 212, 35, 215 },
619        { 113, 47, 169 },
620        { 29, 48, 105 } },
621      { // Band 1
622        { 74, 129, 203 },
623        { 106, 120, 203 },
624        { 49, 107, 178 },
625        { 19, 84, 144 },
626        { 4, 50, 84 },
627        { 1, 15, 25 } },
628      { // Band 2
629        { 71, 172, 217 },
630        { 44, 141, 209 },
631        { 15, 102, 173 },
632        { 6, 76, 133 },
633        { 2, 51, 89 },
634        { 1, 24, 42 } },
635      { // Band 3
636        { 64, 185, 231 },
637        { 31, 148, 216 },
638        { 8, 103, 175 },
639        { 3, 74, 131 },
640        { 1, 46, 81 },
641        { 1, 18, 30 } },
642      { // Band 4
643        { 65, 196, 235 },
644        { 25, 157, 221 },
645        { 5, 105, 174 },
646        { 1, 67, 120 },
647        { 1, 38, 69 },
648        { 1, 15, 30 } },
649      { // Band 5
650        { 65, 204, 238 },
651        { 30, 156, 224 },
652        { 7, 107, 177 },
653        { 2, 70, 124 },
654        { 1, 42, 73 },
655        { 1, 18, 34 } } },
656    {   // Inter
657      { // Band 0
658        { 225, 86, 251 },
659        { 144, 104, 235 },
660        { 42, 99, 181 } },
661      { // Band 1
662        { 85, 175, 239 },
663        { 112, 165, 229 },
664        { 29, 136, 200 },
665        { 12, 103, 162 },
666        { 6, 77, 123 },
667        { 2, 53, 84 } },
668      { // Band 2
669        { 75, 183, 239 },
670        { 30, 155, 221 },
671        { 3, 106, 171 },
672        { 1, 74, 128 },
673        { 1, 44, 76 },
674        { 1, 17, 28 } },
675      { // Band 3
676        { 73, 185, 240 },
677        { 27, 159, 222 },
678        { 2, 107, 172 },
679        { 1, 75, 127 },
680        { 1, 42, 73 },
681        { 1, 17, 29 } },
682      { // Band 4
683        { 62, 190, 238 },
684        { 21, 159, 222 },
685        { 2, 107, 172 },
686        { 1, 72, 122 },
687        { 1, 40, 71 },
688        { 1, 18, 32 } },
689      { // Band 5
690        { 61, 199, 240 },
691        { 27, 161, 226 },
692        { 4, 113, 180 },
693        { 1, 76, 129 },
694        { 1, 46, 80 },
695        { 1, 23, 41 } } } }
696};
697
698static const vp9_coeff_probs_model default_coef_probs_16x16[PLANE_TYPES] = {
699  {     // Y plane
700    {   // Intra
701      { // Band 0
702        { 7, 27, 153 },
703        { 5, 30, 95 },
704        { 1, 16, 30 } },
705      { // Band 1
706        { 50, 75, 127 },
707        { 57, 75, 124 },
708        { 27, 67, 108 },
709        { 10, 54, 86 },
710        { 1, 33, 52 },
711        { 1, 12, 18 } },
712      { // Band 2
713        { 43, 125, 151 },
714        { 26, 108, 148 },
715        { 7, 83, 122 },
716        { 2, 59, 89 },
717        { 1, 38, 60 },
718        { 1, 17, 27 } },
719      { // Band 3
720        { 23, 144, 163 },
721        { 13, 112, 154 },
722        { 2, 75, 117 },
723        { 1, 50, 81 },
724        { 1, 31, 51 },
725        { 1, 14, 23 } },
726      { // Band 4
727        { 18, 162, 185 },
728        { 6, 123, 171 },
729        { 1, 78, 125 },
730        { 1, 51, 86 },
731        { 1, 31, 54 },
732        { 1, 14, 23 } },
733      { // Band 5
734        { 15, 199, 227 },
735        { 3, 150, 204 },
736        { 1, 91, 146 },
737        { 1, 55, 95 },
738        { 1, 30, 53 },
739        { 1, 11, 20 } } },
740    {   // Inter
741      { // Band 0
742        { 19, 55, 240 },
743        { 19, 59, 196 },
744        { 3, 52, 105 } },
745      { // Band 1
746        { 41, 166, 207 },
747        { 104, 153, 199 },
748        { 31, 123, 181 },
749        { 14, 101, 152 },
750        { 5, 72, 106 },
751        { 1, 36, 52 } },
752      { // Band 2
753        { 35, 176, 211 },
754        { 12, 131, 190 },
755        { 2, 88, 144 },
756        { 1, 60, 101 },
757        { 1, 36, 60 },
758        { 1, 16, 28 } },
759      { // Band 3
760        { 28, 183, 213 },
761        { 8, 134, 191 },
762        { 1, 86, 142 },
763        { 1, 56, 96 },
764        { 1, 30, 53 },
765        { 1, 12, 20 } },
766      { // Band 4
767        { 20, 190, 215 },
768        { 4, 135, 192 },
769        { 1, 84, 139 },
770        { 1, 53, 91 },
771        { 1, 28, 49 },
772        { 1, 11, 20 } },
773      { // Band 5
774        { 13, 196, 216 },
775        { 2, 137, 192 },
776        { 1, 86, 143 },
777        { 1, 57, 99 },
778        { 1, 32, 56 },
779        { 1, 13, 24 } } } },
780  {     // UV plane
781    {   // Intra
782      { // Band 0
783        { 211, 29, 217 },
784        { 96, 47, 156 },
785        { 22, 43, 87 } },
786      { // Band 1
787        { 78, 120, 193 },
788        { 111, 116, 186 },
789        { 46, 102, 164 },
790        { 15, 80, 128 },
791        { 2, 49, 76 },
792        { 1, 18, 28 } },
793      { // Band 2
794        { 71, 161, 203 },
795        { 42, 132, 192 },
796        { 10, 98, 150 },
797        { 3, 69, 109 },
798        { 1, 44, 70 },
799        { 1, 18, 29 } },
800      { // Band 3
801        { 57, 186, 211 },
802        { 30, 140, 196 },
803        { 4, 93, 146 },
804        { 1, 62, 102 },
805        { 1, 38, 65 },
806        { 1, 16, 27 } },
807      { // Band 4
808        { 47, 199, 217 },
809        { 14, 145, 196 },
810        { 1, 88, 142 },
811        { 1, 57, 98 },
812        { 1, 36, 62 },
813        { 1, 15, 26 } },
814      { // Band 5
815        { 26, 219, 229 },
816        { 5, 155, 207 },
817        { 1, 94, 151 },
818        { 1, 60, 104 },
819        { 1, 36, 62 },
820        { 1, 16, 28 } } },
821    {   // Inter
822      { // Band 0
823        { 233, 29, 248 },
824        { 146, 47, 220 },
825        { 43, 52, 140 } },
826      { // Band 1
827        { 100, 163, 232 },
828        { 179, 161, 222 },
829        { 63, 142, 204 },
830        { 37, 113, 174 },
831        { 26, 89, 137 },
832        { 18, 68, 97 } },
833      { // Band 2
834        { 85, 181, 230 },
835        { 32, 146, 209 },
836        { 7, 100, 164 },
837        { 3, 71, 121 },
838        { 1, 45, 77 },
839        { 1, 18, 30 } },
840      { // Band 3
841        { 65, 187, 230 },
842        { 20, 148, 207 },
843        { 2, 97, 159 },
844        { 1, 68, 116 },
845        { 1, 40, 70 },
846        { 1, 14, 29 } },
847      { // Band 4
848        { 40, 194, 227 },
849        { 8, 147, 204 },
850        { 1, 94, 155 },
851        { 1, 65, 112 },
852        { 1, 39, 66 },
853        { 1, 14, 26 } },
854      { // Band 5
855        { 16, 208, 228 },
856        { 3, 151, 207 },
857        { 1, 98, 160 },
858        { 1, 67, 117 },
859        { 1, 41, 74 },
860        { 1, 17, 31 } } } }
861};
862
863static const vp9_coeff_probs_model default_coef_probs_32x32[PLANE_TYPES] = {
864  {     // Y plane
865    {   // Intra
866      { // Band 0
867        { 17, 38, 140 },
868        { 7, 34, 80 },
869        { 1, 17, 29 } },
870      { // Band 1
871        { 37, 75, 128 },
872        { 41, 76, 128 },
873        { 26, 66, 116 },
874        { 12, 52, 94 },
875        { 2, 32, 55 },
876        { 1, 10, 16 } },
877      { // Band 2
878        { 50, 127, 154 },
879        { 37, 109, 152 },
880        { 16, 82, 121 },
881        { 5, 59, 85 },
882        { 1, 35, 54 },
883        { 1, 13, 20 } },
884      { // Band 3
885        { 40, 142, 167 },
886        { 17, 110, 157 },
887        { 2, 71, 112 },
888        { 1, 44, 72 },
889        { 1, 27, 45 },
890        { 1, 11, 17 } },
891      { // Band 4
892        { 30, 175, 188 },
893        { 9, 124, 169 },
894        { 1, 74, 116 },
895        { 1, 48, 78 },
896        { 1, 30, 49 },
897        { 1, 11, 18 } },
898      { // Band 5
899        { 10, 222, 223 },
900        { 2, 150, 194 },
901        { 1, 83, 128 },
902        { 1, 48, 79 },
903        { 1, 27, 45 },
904        { 1, 11, 17 } } },
905    {   // Inter
906      { // Band 0
907        { 36, 41, 235 },
908        { 29, 36, 193 },
909        { 10, 27, 111 } },
910      { // Band 1
911        { 85, 165, 222 },
912        { 177, 162, 215 },
913        { 110, 135, 195 },
914        { 57, 113, 168 },
915        { 23, 83, 120 },
916        { 10, 49, 61 } },
917      { // Band 2
918        { 85, 190, 223 },
919        { 36, 139, 200 },
920        { 5, 90, 146 },
921        { 1, 60, 103 },
922        { 1, 38, 65 },
923        { 1, 18, 30 } },
924      { // Band 3
925        { 72, 202, 223 },
926        { 23, 141, 199 },
927        { 2, 86, 140 },
928        { 1, 56, 97 },
929        { 1, 36, 61 },
930        { 1, 16, 27 } },
931      { // Band 4
932        { 55, 218, 225 },
933        { 13, 145, 200 },
934        { 1, 86, 141 },
935        { 1, 57, 99 },
936        { 1, 35, 61 },
937        { 1, 13, 22 } },
938      { // Band 5
939        { 15, 235, 212 },
940        { 1, 132, 184 },
941        { 1, 84, 139 },
942        { 1, 57, 97 },
943        { 1, 34, 56 },
944        { 1, 14, 23 } } } },
945  {     // UV plane
946    {   // Intra
947      { // Band 0
948        { 181, 21, 201 },
949        { 61, 37, 123 },
950        { 10, 38, 71 } },
951      { // Band 1
952        { 47, 106, 172 },
953        { 95, 104, 173 },
954        { 42, 93, 159 },
955        { 18, 77, 131 },
956        { 4, 50, 81 },
957        { 1, 17, 23 } },
958      { // Band 2
959        { 62, 147, 199 },
960        { 44, 130, 189 },
961        { 28, 102, 154 },
962        { 18, 75, 115 },
963        { 2, 44, 65 },
964        { 1, 12, 19 } },
965      { // Band 3
966        { 55, 153, 210 },
967        { 24, 130, 194 },
968        { 3, 93, 146 },
969        { 1, 61, 97 },
970        { 1, 31, 50 },
971        { 1, 10, 16 } },
972      { // Band 4
973        { 49, 186, 223 },
974        { 17, 148, 204 },
975        { 1, 96, 142 },
976        { 1, 53, 83 },
977        { 1, 26, 44 },
978        { 1, 11, 17 } },
979      { // Band 5
980        { 13, 217, 212 },
981        { 2, 136, 180 },
982        { 1, 78, 124 },
983        { 1, 50, 83 },
984        { 1, 29, 49 },
985        { 1, 14, 23 } } },
986    {   // Inter
987      { // Band 0
988        { 197, 13, 247 },
989        { 82, 17, 222 },
990        { 25, 17, 162 } },
991      { // Band 1
992        { 126, 186, 247 },
993        { 234, 191, 243 },
994        { 176, 177, 234 },
995        { 104, 158, 220 },
996        { 66, 128, 186 },
997        { 55, 90, 137 } },
998      { // Band 2
999        { 111, 197, 242 },
1000        { 46, 158, 219 },
1001        { 9, 104, 171 },
1002        { 2, 65, 125 },
1003        { 1, 44, 80 },
1004        { 1, 17, 91 } },
1005      { // Band 3
1006        { 104, 208, 245 },
1007        { 39, 168, 224 },
1008        { 3, 109, 162 },
1009        { 1, 79, 124 },
1010        { 1, 50, 102 },
1011        { 1, 43, 102 } },
1012      { // Band 4
1013        { 84, 220, 246 },
1014        { 31, 177, 231 },
1015        { 2, 115, 180 },
1016        { 1, 79, 134 },
1017        { 1, 55, 77 },
1018        { 1, 60, 79 } },
1019      { // Band 5
1020        { 43, 243, 240 },
1021        { 8, 180, 217 },
1022        { 1, 115, 166 },
1023        { 1, 84, 121 },
1024        { 1, 51, 67 },
1025        { 1, 16, 6 } } } }
1026};
1027
1028static void extend_to_full_distribution(vpx_prob *probs, vpx_prob p) {
1029  assert(p != 0);
1030  memcpy(probs, vp9_pareto8_full[p - 1], MODEL_NODES * sizeof(vpx_prob));
1031}
1032
1033void vp9_model_to_full_probs(const vpx_prob *model, vpx_prob *full) {
1034  if (full != model)
1035    memcpy(full, model, sizeof(vpx_prob) * UNCONSTRAINED_NODES);
1036  extend_to_full_distribution(&full[UNCONSTRAINED_NODES], model[PIVOT_NODE]);
1037}
1038
1039void vp9_default_coef_probs(VP9_COMMON *cm) {
1040  vp9_copy(cm->fc->coef_probs[TX_4X4], default_coef_probs_4x4);
1041  vp9_copy(cm->fc->coef_probs[TX_8X8], default_coef_probs_8x8);
1042  vp9_copy(cm->fc->coef_probs[TX_16X16], default_coef_probs_16x16);
1043  vp9_copy(cm->fc->coef_probs[TX_32X32], default_coef_probs_32x32);
1044}
1045
1046#define COEF_COUNT_SAT 24
1047#define COEF_MAX_UPDATE_FACTOR 112
1048#define COEF_COUNT_SAT_KEY 24
1049#define COEF_MAX_UPDATE_FACTOR_KEY 112
1050#define COEF_COUNT_SAT_AFTER_KEY 24
1051#define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128
1052
1053static void adapt_coef_probs(VP9_COMMON *cm, TX_SIZE tx_size,
1054                             unsigned int count_sat,
1055                             unsigned int update_factor) {
1056  const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx];
1057  vp9_coeff_probs_model *const probs = cm->fc->coef_probs[tx_size];
1058  const vp9_coeff_probs_model *const pre_probs = pre_fc->coef_probs[tx_size];
1059  vp9_coeff_count_model *counts = cm->counts.coef[tx_size];
1060  unsigned int(*eob_counts)[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] =
1061      cm->counts.eob_branch[tx_size];
1062  int i, j, k, l, m;
1063
1064  for (i = 0; i < PLANE_TYPES; ++i)
1065    for (j = 0; j < REF_TYPES; ++j)
1066      for (k = 0; k < COEF_BANDS; ++k)
1067        for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) {
1068          const int n0 = counts[i][j][k][l][ZERO_TOKEN];
1069          const int n1 = counts[i][j][k][l][ONE_TOKEN];
1070          const int n2 = counts[i][j][k][l][TWO_TOKEN];
1071          const int neob = counts[i][j][k][l][EOB_MODEL_TOKEN];
1072          const unsigned int branch_ct[UNCONSTRAINED_NODES][2] = {
1073            { neob, eob_counts[i][j][k][l] - neob }, { n0, n1 + n2 }, { n1, n2 }
1074          };
1075          for (m = 0; m < UNCONSTRAINED_NODES; ++m)
1076            probs[i][j][k][l][m] =
1077                merge_probs(pre_probs[i][j][k][l][m], branch_ct[m], count_sat,
1078                            update_factor);
1079        }
1080}
1081
1082void vp9_adapt_coef_probs(VP9_COMMON *cm) {
1083  TX_SIZE t;
1084  unsigned int count_sat, update_factor;
1085
1086  if (frame_is_intra_only(cm)) {
1087    update_factor = COEF_MAX_UPDATE_FACTOR_KEY;
1088    count_sat = COEF_COUNT_SAT_KEY;
1089  } else if (cm->last_frame_type == KEY_FRAME) {
1090    update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */
1091    count_sat = COEF_COUNT_SAT_AFTER_KEY;
1092  } else {
1093    update_factor = COEF_MAX_UPDATE_FACTOR;
1094    count_sat = COEF_COUNT_SAT;
1095  }
1096  for (t = TX_4X4; t <= TX_32X32; t++)
1097    adapt_coef_probs(cm, t, count_sat, update_factor);
1098}
1099