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 19const uint8_t vp9_coefband_trans_8x8plus[1024] = { 20 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 21 4, 4, 4, 4, 4, 5, 22 // beyond MAXBAND_INDEX+1 all values are filled as 5 23 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 24 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 25 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 26 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 27 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 28 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 29 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 30 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 31 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 32 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 33 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 34 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 35 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 36 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 37 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 38 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 39 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 40 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 41 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 42 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 43 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 44 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 45 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 46 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 47 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 48 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, 50 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, 52 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, 54 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, 56 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, 58 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, 60 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, 62 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, 64 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, 66 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, 68 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, 70 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, 72 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, 74 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, 76 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, 78 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, 80 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, 82 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, 84 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, 86}; 87 88const uint8_t vp9_coefband_trans_4x4[16] = { 89 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5, 90}; 91 92const uint8_t vp9_pt_energy_class[ENTROPY_TOKENS] = { 93 0, 1, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5 94}; 95 96const vp9_tree_index vp9_coefmodel_tree[TREE_SIZE(UNCONSTRAINED_NODES + 1)] = { 97 -EOB_MODEL_TOKEN, 2, 98 -ZERO_TOKEN, 4, 99 -ONE_TOKEN, -TWO_TOKEN, 100}; 101 102// Model obtained from a 2-sided zero-centerd distribuition derived 103// from a Pareto distribution. The cdf of the distribution is: 104// cdf(x) = 0.5 + 0.5 * sgn(x) * [1 - {alpha/(alpha + |x|)} ^ beta] 105// 106// For a given beta and a given probablity of the 1-node, the alpha 107// is first solved, and then the {alpha, beta} pair is used to generate 108// the probabilities for the rest of the nodes. 109 110// beta = 8 111 112// Every odd line in this table can be generated from the even lines 113// by averaging : 114// vp9_pareto8_full[l][node] = (vp9_pareto8_full[l-1][node] + 115// vp9_pareto8_full[l+1][node] ) >> 1; 116const vp9_prob vp9_pareto8_full[COEFF_PROB_MODELS][MODEL_NODES] = { 117 { 3, 86, 128, 6, 86, 23, 88, 29}, 118 { 6, 86, 128, 11, 87, 42, 91, 52}, 119 { 9, 86, 129, 17, 88, 61, 94, 76}, 120 { 12, 86, 129, 22, 88, 77, 97, 93}, 121 { 15, 87, 129, 28, 89, 93, 100, 110}, 122 { 17, 87, 129, 33, 90, 105, 103, 123}, 123 { 20, 88, 130, 38, 91, 118, 106, 136}, 124 { 23, 88, 130, 43, 91, 128, 108, 146}, 125 { 26, 89, 131, 48, 92, 139, 111, 156}, 126 { 28, 89, 131, 53, 93, 147, 114, 163}, 127 { 31, 90, 131, 58, 94, 156, 117, 171}, 128 { 34, 90, 131, 62, 94, 163, 119, 177}, 129 { 37, 90, 132, 66, 95, 171, 122, 184}, 130 { 39, 90, 132, 70, 96, 177, 124, 189}, 131 { 42, 91, 132, 75, 97, 183, 127, 194}, 132 { 44, 91, 132, 79, 97, 188, 129, 198}, 133 { 47, 92, 133, 83, 98, 193, 132, 202}, 134 { 49, 92, 133, 86, 99, 197, 134, 205}, 135 { 52, 93, 133, 90, 100, 201, 137, 208}, 136 { 54, 93, 133, 94, 100, 204, 139, 211}, 137 { 57, 94, 134, 98, 101, 208, 142, 214}, 138 { 59, 94, 134, 101, 102, 211, 144, 216}, 139 { 62, 94, 135, 105, 103, 214, 146, 218}, 140 { 64, 94, 135, 108, 103, 216, 148, 220}, 141 { 66, 95, 135, 111, 104, 219, 151, 222}, 142 { 68, 95, 135, 114, 105, 221, 153, 223}, 143 { 71, 96, 136, 117, 106, 224, 155, 225}, 144 { 73, 96, 136, 120, 106, 225, 157, 226}, 145 { 76, 97, 136, 123, 107, 227, 159, 228}, 146 { 78, 97, 136, 126, 108, 229, 160, 229}, 147 { 80, 98, 137, 129, 109, 231, 162, 231}, 148 { 82, 98, 137, 131, 109, 232, 164, 232}, 149 { 84, 98, 138, 134, 110, 234, 166, 233}, 150 { 86, 98, 138, 137, 111, 235, 168, 234}, 151 { 89, 99, 138, 140, 112, 236, 170, 235}, 152 { 91, 99, 138, 142, 112, 237, 171, 235}, 153 { 93, 100, 139, 145, 113, 238, 173, 236}, 154 { 95, 100, 139, 147, 114, 239, 174, 237}, 155 { 97, 101, 140, 149, 115, 240, 176, 238}, 156 { 99, 101, 140, 151, 115, 241, 177, 238}, 157 {101, 102, 140, 154, 116, 242, 179, 239}, 158 {103, 102, 140, 156, 117, 242, 180, 239}, 159 {105, 103, 141, 158, 118, 243, 182, 240}, 160 {107, 103, 141, 160, 118, 243, 183, 240}, 161 {109, 104, 141, 162, 119, 244, 185, 241}, 162 {111, 104, 141, 164, 119, 244, 186, 241}, 163 {113, 104, 142, 166, 120, 245, 187, 242}, 164 {114, 104, 142, 168, 121, 245, 188, 242}, 165 {116, 105, 143, 170, 122, 246, 190, 243}, 166 {118, 105, 143, 171, 122, 246, 191, 243}, 167 {120, 106, 143, 173, 123, 247, 192, 244}, 168 {121, 106, 143, 175, 124, 247, 193, 244}, 169 {123, 107, 144, 177, 125, 248, 195, 244}, 170 {125, 107, 144, 178, 125, 248, 196, 244}, 171 {127, 108, 145, 180, 126, 249, 197, 245}, 172 {128, 108, 145, 181, 127, 249, 198, 245}, 173 {130, 109, 145, 183, 128, 249, 199, 245}, 174 {132, 109, 145, 184, 128, 249, 200, 245}, 175 {134, 110, 146, 186, 129, 250, 201, 246}, 176 {135, 110, 146, 187, 130, 250, 202, 246}, 177 {137, 111, 147, 189, 131, 251, 203, 246}, 178 {138, 111, 147, 190, 131, 251, 204, 246}, 179 {140, 112, 147, 192, 132, 251, 205, 247}, 180 {141, 112, 147, 193, 132, 251, 206, 247}, 181 {143, 113, 148, 194, 133, 251, 207, 247}, 182 {144, 113, 148, 195, 134, 251, 207, 247}, 183 {146, 114, 149, 197, 135, 252, 208, 248}, 184 {147, 114, 149, 198, 135, 252, 209, 248}, 185 {149, 115, 149, 199, 136, 252, 210, 248}, 186 {150, 115, 149, 200, 137, 252, 210, 248}, 187 {152, 115, 150, 201, 138, 252, 211, 248}, 188 {153, 115, 150, 202, 138, 252, 212, 248}, 189 {155, 116, 151, 204, 139, 253, 213, 249}, 190 {156, 116, 151, 205, 139, 253, 213, 249}, 191 {158, 117, 151, 206, 140, 253, 214, 249}, 192 {159, 117, 151, 207, 141, 253, 215, 249}, 193 {161, 118, 152, 208, 142, 253, 216, 249}, 194 {162, 118, 152, 209, 142, 253, 216, 249}, 195 {163, 119, 153, 210, 143, 253, 217, 249}, 196 {164, 119, 153, 211, 143, 253, 217, 249}, 197 {166, 120, 153, 212, 144, 254, 218, 250}, 198 {167, 120, 153, 212, 145, 254, 219, 250}, 199 {168, 121, 154, 213, 146, 254, 220, 250}, 200 {169, 121, 154, 214, 146, 254, 220, 250}, 201 {171, 122, 155, 215, 147, 254, 221, 250}, 202 {172, 122, 155, 216, 147, 254, 221, 250}, 203 {173, 123, 155, 217, 148, 254, 222, 250}, 204 {174, 123, 155, 217, 149, 254, 222, 250}, 205 {176, 124, 156, 218, 150, 254, 223, 250}, 206 {177, 124, 156, 219, 150, 254, 223, 250}, 207 {178, 125, 157, 220, 151, 254, 224, 251}, 208 {179, 125, 157, 220, 151, 254, 224, 251}, 209 {180, 126, 157, 221, 152, 254, 225, 251}, 210 {181, 126, 157, 221, 152, 254, 225, 251}, 211 {183, 127, 158, 222, 153, 254, 226, 251}, 212 {184, 127, 158, 223, 154, 254, 226, 251}, 213 {185, 128, 159, 224, 155, 255, 227, 251}, 214 {186, 128, 159, 224, 155, 255, 227, 251}, 215 {187, 129, 160, 225, 156, 255, 228, 251}, 216 {188, 130, 160, 225, 156, 255, 228, 251}, 217 {189, 131, 160, 226, 157, 255, 228, 251}, 218 {190, 131, 160, 226, 158, 255, 228, 251}, 219 {191, 132, 161, 227, 159, 255, 229, 251}, 220 {192, 132, 161, 227, 159, 255, 229, 251}, 221 {193, 133, 162, 228, 160, 255, 230, 252}, 222 {194, 133, 162, 229, 160, 255, 230, 252}, 223 {195, 134, 163, 230, 161, 255, 231, 252}, 224 {196, 134, 163, 230, 161, 255, 231, 252}, 225 {197, 135, 163, 231, 162, 255, 231, 252}, 226 {198, 135, 163, 231, 162, 255, 231, 252}, 227 {199, 136, 164, 232, 163, 255, 232, 252}, 228 {200, 136, 164, 232, 164, 255, 232, 252}, 229 {201, 137, 165, 233, 165, 255, 233, 252}, 230 {201, 137, 165, 233, 165, 255, 233, 252}, 231 {202, 138, 166, 233, 166, 255, 233, 252}, 232 {203, 138, 166, 233, 166, 255, 233, 252}, 233 {204, 139, 166, 234, 167, 255, 234, 252}, 234 {205, 139, 166, 234, 167, 255, 234, 252}, 235 {206, 140, 167, 235, 168, 255, 235, 252}, 236 {206, 140, 167, 235, 168, 255, 235, 252}, 237 {207, 141, 168, 236, 169, 255, 235, 252}, 238 {208, 141, 168, 236, 170, 255, 235, 252}, 239 {209, 142, 169, 237, 171, 255, 236, 252}, 240 {209, 143, 169, 237, 171, 255, 236, 252}, 241 {210, 144, 169, 237, 172, 255, 236, 252}, 242 {211, 144, 169, 237, 172, 255, 236, 252}, 243 {212, 145, 170, 238, 173, 255, 237, 252}, 244 {213, 145, 170, 238, 173, 255, 237, 252}, 245 {214, 146, 171, 239, 174, 255, 237, 253}, 246 {214, 146, 171, 239, 174, 255, 237, 253}, 247 {215, 147, 172, 240, 175, 255, 238, 253}, 248 {215, 147, 172, 240, 175, 255, 238, 253}, 249 {216, 148, 173, 240, 176, 255, 238, 253}, 250 {217, 148, 173, 240, 176, 255, 238, 253}, 251 {218, 149, 173, 241, 177, 255, 239, 253}, 252 {218, 149, 173, 241, 178, 255, 239, 253}, 253 {219, 150, 174, 241, 179, 255, 239, 253}, 254 {219, 151, 174, 241, 179, 255, 239, 253}, 255 {220, 152, 175, 242, 180, 255, 240, 253}, 256 {221, 152, 175, 242, 180, 255, 240, 253}, 257 {222, 153, 176, 242, 181, 255, 240, 253}, 258 {222, 153, 176, 242, 181, 255, 240, 253}, 259 {223, 154, 177, 243, 182, 255, 240, 253}, 260 {223, 154, 177, 243, 182, 255, 240, 253}, 261 {224, 155, 178, 244, 183, 255, 241, 253}, 262 {224, 155, 178, 244, 183, 255, 241, 253}, 263 {225, 156, 178, 244, 184, 255, 241, 253}, 264 {225, 157, 178, 244, 184, 255, 241, 253}, 265 {226, 158, 179, 244, 185, 255, 242, 253}, 266 {227, 158, 179, 244, 185, 255, 242, 253}, 267 {228, 159, 180, 245, 186, 255, 242, 253}, 268 {228, 159, 180, 245, 186, 255, 242, 253}, 269 {229, 160, 181, 245, 187, 255, 242, 253}, 270 {229, 160, 181, 245, 187, 255, 242, 253}, 271 {230, 161, 182, 246, 188, 255, 243, 253}, 272 {230, 162, 182, 246, 188, 255, 243, 253}, 273 {231, 163, 183, 246, 189, 255, 243, 253}, 274 {231, 163, 183, 246, 189, 255, 243, 253}, 275 {232, 164, 184, 247, 190, 255, 243, 253}, 276 {232, 164, 184, 247, 190, 255, 243, 253}, 277 {233, 165, 185, 247, 191, 255, 244, 253}, 278 {233, 165, 185, 247, 191, 255, 244, 253}, 279 {234, 166, 185, 247, 192, 255, 244, 253}, 280 {234, 167, 185, 247, 192, 255, 244, 253}, 281 {235, 168, 186, 248, 193, 255, 244, 253}, 282 {235, 168, 186, 248, 193, 255, 244, 253}, 283 {236, 169, 187, 248, 194, 255, 244, 253}, 284 {236, 169, 187, 248, 194, 255, 244, 253}, 285 {236, 170, 188, 248, 195, 255, 245, 253}, 286 {236, 170, 188, 248, 195, 255, 245, 253}, 287 {237, 171, 189, 249, 196, 255, 245, 254}, 288 {237, 172, 189, 249, 196, 255, 245, 254}, 289 {238, 173, 190, 249, 197, 255, 245, 254}, 290 {238, 173, 190, 249, 197, 255, 245, 254}, 291 {239, 174, 191, 249, 198, 255, 245, 254}, 292 {239, 174, 191, 249, 198, 255, 245, 254}, 293 {240, 175, 192, 249, 199, 255, 246, 254}, 294 {240, 176, 192, 249, 199, 255, 246, 254}, 295 {240, 177, 193, 250, 200, 255, 246, 254}, 296 {240, 177, 193, 250, 200, 255, 246, 254}, 297 {241, 178, 194, 250, 201, 255, 246, 254}, 298 {241, 178, 194, 250, 201, 255, 246, 254}, 299 {242, 179, 195, 250, 202, 255, 246, 254}, 300 {242, 180, 195, 250, 202, 255, 246, 254}, 301 {242, 181, 196, 250, 203, 255, 247, 254}, 302 {242, 181, 196, 250, 203, 255, 247, 254}, 303 {243, 182, 197, 251, 204, 255, 247, 254}, 304 {243, 183, 197, 251, 204, 255, 247, 254}, 305 {244, 184, 198, 251, 205, 255, 247, 254}, 306 {244, 184, 198, 251, 205, 255, 247, 254}, 307 {244, 185, 199, 251, 206, 255, 247, 254}, 308 {244, 185, 199, 251, 206, 255, 247, 254}, 309 {245, 186, 200, 251, 207, 255, 247, 254}, 310 {245, 187, 200, 251, 207, 255, 247, 254}, 311 {246, 188, 201, 252, 207, 255, 248, 254}, 312 {246, 188, 201, 252, 207, 255, 248, 254}, 313 {246, 189, 202, 252, 208, 255, 248, 254}, 314 {246, 190, 202, 252, 208, 255, 248, 254}, 315 {247, 191, 203, 252, 209, 255, 248, 254}, 316 {247, 191, 203, 252, 209, 255, 248, 254}, 317 {247, 192, 204, 252, 210, 255, 248, 254}, 318 {247, 193, 204, 252, 210, 255, 248, 254}, 319 {248, 194, 205, 252, 211, 255, 248, 254}, 320 {248, 194, 205, 252, 211, 255, 248, 254}, 321 {248, 195, 206, 252, 212, 255, 249, 254}, 322 {248, 196, 206, 252, 212, 255, 249, 254}, 323 {249, 197, 207, 253, 213, 255, 249, 254}, 324 {249, 197, 207, 253, 213, 255, 249, 254}, 325 {249, 198, 208, 253, 214, 255, 249, 254}, 326 {249, 199, 209, 253, 214, 255, 249, 254}, 327 {250, 200, 210, 253, 215, 255, 249, 254}, 328 {250, 200, 210, 253, 215, 255, 249, 254}, 329 {250, 201, 211, 253, 215, 255, 249, 254}, 330 {250, 202, 211, 253, 215, 255, 249, 254}, 331 {250, 203, 212, 253, 216, 255, 249, 254}, 332 {250, 203, 212, 253, 216, 255, 249, 254}, 333 {251, 204, 213, 253, 217, 255, 250, 254}, 334 {251, 205, 213, 253, 217, 255, 250, 254}, 335 {251, 206, 214, 254, 218, 255, 250, 254}, 336 {251, 206, 215, 254, 218, 255, 250, 254}, 337 {252, 207, 216, 254, 219, 255, 250, 254}, 338 {252, 208, 216, 254, 219, 255, 250, 254}, 339 {252, 209, 217, 254, 220, 255, 250, 254}, 340 {252, 210, 217, 254, 220, 255, 250, 254}, 341 {252, 211, 218, 254, 221, 255, 250, 254}, 342 {252, 212, 218, 254, 221, 255, 250, 254}, 343 {253, 213, 219, 254, 222, 255, 250, 254}, 344 {253, 213, 220, 254, 222, 255, 250, 254}, 345 {253, 214, 221, 254, 223, 255, 250, 254}, 346 {253, 215, 221, 254, 223, 255, 250, 254}, 347 {253, 216, 222, 254, 224, 255, 251, 254}, 348 {253, 217, 223, 254, 224, 255, 251, 254}, 349 {253, 218, 224, 254, 225, 255, 251, 254}, 350 {253, 219, 224, 254, 225, 255, 251, 254}, 351 {254, 220, 225, 254, 225, 255, 251, 254}, 352 {254, 221, 226, 254, 225, 255, 251, 254}, 353 {254, 222, 227, 255, 226, 255, 251, 254}, 354 {254, 223, 227, 255, 226, 255, 251, 254}, 355 {254, 224, 228, 255, 227, 255, 251, 254}, 356 {254, 225, 229, 255, 227, 255, 251, 254}, 357 {254, 226, 230, 255, 228, 255, 251, 254}, 358 {254, 227, 230, 255, 229, 255, 251, 254}, 359 {255, 228, 231, 255, 230, 255, 251, 254}, 360 {255, 229, 232, 255, 230, 255, 251, 254}, 361 {255, 230, 233, 255, 231, 255, 252, 254}, 362 {255, 231, 234, 255, 231, 255, 252, 254}, 363 {255, 232, 235, 255, 232, 255, 252, 254}, 364 {255, 233, 236, 255, 232, 255, 252, 254}, 365 {255, 235, 237, 255, 233, 255, 252, 254}, 366 {255, 236, 238, 255, 234, 255, 252, 254}, 367 {255, 238, 240, 255, 235, 255, 252, 255}, 368 {255, 239, 241, 255, 235, 255, 252, 254}, 369 {255, 241, 243, 255, 236, 255, 252, 254}, 370 {255, 243, 245, 255, 237, 255, 252, 254}, 371 {255, 246, 247, 255, 239, 255, 253, 255}, 372 {255, 246, 247, 255, 239, 255, 253, 255}, 373}; 374 375static const vp9_coeff_probs_model default_coef_probs_4x4[PLANE_TYPES] = { 376 { // Y plane 377 { // Intra 378 { // Band 0 379 { 195, 29, 183 }, { 84, 49, 136 }, { 8, 42, 71 } 380 }, { // Band 1 381 { 31, 107, 169 }, { 35, 99, 159 }, { 17, 82, 140 }, 382 { 8, 66, 114 }, { 2, 44, 76 }, { 1, 19, 32 } 383 }, { // Band 2 384 { 40, 132, 201 }, { 29, 114, 187 }, { 13, 91, 157 }, 385 { 7, 75, 127 }, { 3, 58, 95 }, { 1, 28, 47 } 386 }, { // Band 3 387 { 69, 142, 221 }, { 42, 122, 201 }, { 15, 91, 159 }, 388 { 6, 67, 121 }, { 1, 42, 77 }, { 1, 17, 31 } 389 }, { // Band 4 390 { 102, 148, 228 }, { 67, 117, 204 }, { 17, 82, 154 }, 391 { 6, 59, 114 }, { 2, 39, 75 }, { 1, 15, 29 } 392 }, { // Band 5 393 { 156, 57, 233 }, { 119, 57, 212 }, { 58, 48, 163 }, 394 { 29, 40, 124 }, { 12, 30, 81 }, { 3, 12, 31 } 395 } 396 }, { // Inter 397 { // Band 0 398 { 191, 107, 226 }, { 124, 117, 204 }, { 25, 99, 155 } 399 }, { // Band 1 400 { 29, 148, 210 }, { 37, 126, 194 }, { 8, 93, 157 }, 401 { 2, 68, 118 }, { 1, 39, 69 }, { 1, 17, 33 } 402 }, { // Band 2 403 { 41, 151, 213 }, { 27, 123, 193 }, { 3, 82, 144 }, 404 { 1, 58, 105 }, { 1, 32, 60 }, { 1, 13, 26 } 405 }, { // Band 3 406 { 59, 159, 220 }, { 23, 126, 198 }, { 4, 88, 151 }, 407 { 1, 66, 114 }, { 1, 38, 71 }, { 1, 18, 34 } 408 }, { // Band 4 409 { 114, 136, 232 }, { 51, 114, 207 }, { 11, 83, 155 }, 410 { 3, 56, 105 }, { 1, 33, 65 }, { 1, 17, 34 } 411 }, { // Band 5 412 { 149, 65, 234 }, { 121, 57, 215 }, { 61, 49, 166 }, 413 { 28, 36, 114 }, { 12, 25, 76 }, { 3, 16, 42 } 414 } 415 } 416 }, { // UV plane 417 { // Intra 418 { // Band 0 419 { 214, 49, 220 }, { 132, 63, 188 }, { 42, 65, 137 } 420 }, { // Band 1 421 { 85, 137, 221 }, { 104, 131, 216 }, { 49, 111, 192 }, 422 { 21, 87, 155 }, { 2, 49, 87 }, { 1, 16, 28 } 423 }, { // Band 2 424 { 89, 163, 230 }, { 90, 137, 220 }, { 29, 100, 183 }, 425 { 10, 70, 135 }, { 2, 42, 81 }, { 1, 17, 33 } 426 }, { // Band 3 427 { 108, 167, 237 }, { 55, 133, 222 }, { 15, 97, 179 }, 428 { 4, 72, 135 }, { 1, 45, 85 }, { 1, 19, 38 } 429 }, { // Band 4 430 { 124, 146, 240 }, { 66, 124, 224 }, { 17, 88, 175 }, 431 { 4, 58, 122 }, { 1, 36, 75 }, { 1, 18, 37 } 432 }, { // Band 5 433 { 141, 79, 241 }, { 126, 70, 227 }, { 66, 58, 182 }, 434 { 30, 44, 136 }, { 12, 34, 96 }, { 2, 20, 47 } 435 } 436 }, { // Inter 437 { // Band 0 438 { 229, 99, 249 }, { 143, 111, 235 }, { 46, 109, 192 } 439 }, { // Band 1 440 { 82, 158, 236 }, { 94, 146, 224 }, { 25, 117, 191 }, 441 { 9, 87, 149 }, { 3, 56, 99 }, { 1, 33, 57 } 442 }, { // Band 2 443 { 83, 167, 237 }, { 68, 145, 222 }, { 10, 103, 177 }, 444 { 2, 72, 131 }, { 1, 41, 79 }, { 1, 20, 39 } 445 }, { // Band 3 446 { 99, 167, 239 }, { 47, 141, 224 }, { 10, 104, 178 }, 447 { 2, 73, 133 }, { 1, 44, 85 }, { 1, 22, 47 } 448 }, { // Band 4 449 { 127, 145, 243 }, { 71, 129, 228 }, { 17, 93, 177 }, 450 { 3, 61, 124 }, { 1, 41, 84 }, { 1, 21, 52 } 451 }, { // Band 5 452 { 157, 78, 244 }, { 140, 72, 231 }, { 69, 58, 184 }, 453 { 31, 44, 137 }, { 14, 38, 105 }, { 8, 23, 61 } 454 } 455 } 456 } 457}; 458 459static const vp9_coeff_probs_model default_coef_probs_8x8[PLANE_TYPES] = { 460 { // Y plane 461 { // Intra 462 { // Band 0 463 { 125, 34, 187 }, { 52, 41, 133 }, { 6, 31, 56 } 464 }, { // Band 1 465 { 37, 109, 153 }, { 51, 102, 147 }, { 23, 87, 128 }, 466 { 8, 67, 101 }, { 1, 41, 63 }, { 1, 19, 29 } 467 }, { // Band 2 468 { 31, 154, 185 }, { 17, 127, 175 }, { 6, 96, 145 }, 469 { 2, 73, 114 }, { 1, 51, 82 }, { 1, 28, 45 } 470 }, { // Band 3 471 { 23, 163, 200 }, { 10, 131, 185 }, { 2, 93, 148 }, 472 { 1, 67, 111 }, { 1, 41, 69 }, { 1, 14, 24 } 473 }, { // Band 4 474 { 29, 176, 217 }, { 12, 145, 201 }, { 3, 101, 156 }, 475 { 1, 69, 111 }, { 1, 39, 63 }, { 1, 14, 23 } 476 }, { // Band 5 477 { 57, 192, 233 }, { 25, 154, 215 }, { 6, 109, 167 }, 478 { 3, 78, 118 }, { 1, 48, 69 }, { 1, 21, 29 } 479 } 480 }, { // Inter 481 { // Band 0 482 { 202, 105, 245 }, { 108, 106, 216 }, { 18, 90, 144 } 483 }, { // Band 1 484 { 33, 172, 219 }, { 64, 149, 206 }, { 14, 117, 177 }, 485 { 5, 90, 141 }, { 2, 61, 95 }, { 1, 37, 57 } 486 }, { // Band 2 487 { 33, 179, 220 }, { 11, 140, 198 }, { 1, 89, 148 }, 488 { 1, 60, 104 }, { 1, 33, 57 }, { 1, 12, 21 } 489 }, { // Band 3 490 { 30, 181, 221 }, { 8, 141, 198 }, { 1, 87, 145 }, 491 { 1, 58, 100 }, { 1, 31, 55 }, { 1, 12, 20 } 492 }, { // Band 4 493 { 32, 186, 224 }, { 7, 142, 198 }, { 1, 86, 143 }, 494 { 1, 58, 100 }, { 1, 31, 55 }, { 1, 12, 22 } 495 }, { // Band 5 496 { 57, 192, 227 }, { 20, 143, 204 }, { 3, 96, 154 }, 497 { 1, 68, 112 }, { 1, 42, 69 }, { 1, 19, 32 } 498 } 499 } 500 }, { // UV plane 501 { // Intra 502 { // Band 0 503 { 212, 35, 215 }, { 113, 47, 169 }, { 29, 48, 105 } 504 }, { // Band 1 505 { 74, 129, 203 }, { 106, 120, 203 }, { 49, 107, 178 }, 506 { 19, 84, 144 }, { 4, 50, 84 }, { 1, 15, 25 } 507 }, { // Band 2 508 { 71, 172, 217 }, { 44, 141, 209 }, { 15, 102, 173 }, 509 { 6, 76, 133 }, { 2, 51, 89 }, { 1, 24, 42 } 510 }, { // Band 3 511 { 64, 185, 231 }, { 31, 148, 216 }, { 8, 103, 175 }, 512 { 3, 74, 131 }, { 1, 46, 81 }, { 1, 18, 30 } 513 }, { // Band 4 514 { 65, 196, 235 }, { 25, 157, 221 }, { 5, 105, 174 }, 515 { 1, 67, 120 }, { 1, 38, 69 }, { 1, 15, 30 } 516 }, { // Band 5 517 { 65, 204, 238 }, { 30, 156, 224 }, { 7, 107, 177 }, 518 { 2, 70, 124 }, { 1, 42, 73 }, { 1, 18, 34 } 519 } 520 }, { // Inter 521 { // Band 0 522 { 225, 86, 251 }, { 144, 104, 235 }, { 42, 99, 181 } 523 }, { // Band 1 524 { 85, 175, 239 }, { 112, 165, 229 }, { 29, 136, 200 }, 525 { 12, 103, 162 }, { 6, 77, 123 }, { 2, 53, 84 } 526 }, { // Band 2 527 { 75, 183, 239 }, { 30, 155, 221 }, { 3, 106, 171 }, 528 { 1, 74, 128 }, { 1, 44, 76 }, { 1, 17, 28 } 529 }, { // Band 3 530 { 73, 185, 240 }, { 27, 159, 222 }, { 2, 107, 172 }, 531 { 1, 75, 127 }, { 1, 42, 73 }, { 1, 17, 29 } 532 }, { // Band 4 533 { 62, 190, 238 }, { 21, 159, 222 }, { 2, 107, 172 }, 534 { 1, 72, 122 }, { 1, 40, 71 }, { 1, 18, 32 } 535 }, { // Band 5 536 { 61, 199, 240 }, { 27, 161, 226 }, { 4, 113, 180 }, 537 { 1, 76, 129 }, { 1, 46, 80 }, { 1, 23, 41 } 538 } 539 } 540 } 541}; 542 543static const vp9_coeff_probs_model default_coef_probs_16x16[PLANE_TYPES] = { 544 { // Y plane 545 { // Intra 546 { // Band 0 547 { 7, 27, 153 }, { 5, 30, 95 }, { 1, 16, 30 } 548 }, { // Band 1 549 { 50, 75, 127 }, { 57, 75, 124 }, { 27, 67, 108 }, 550 { 10, 54, 86 }, { 1, 33, 52 }, { 1, 12, 18 } 551 }, { // Band 2 552 { 43, 125, 151 }, { 26, 108, 148 }, { 7, 83, 122 }, 553 { 2, 59, 89 }, { 1, 38, 60 }, { 1, 17, 27 } 554 }, { // Band 3 555 { 23, 144, 163 }, { 13, 112, 154 }, { 2, 75, 117 }, 556 { 1, 50, 81 }, { 1, 31, 51 }, { 1, 14, 23 } 557 }, { // Band 4 558 { 18, 162, 185 }, { 6, 123, 171 }, { 1, 78, 125 }, 559 { 1, 51, 86 }, { 1, 31, 54 }, { 1, 14, 23 } 560 }, { // Band 5 561 { 15, 199, 227 }, { 3, 150, 204 }, { 1, 91, 146 }, 562 { 1, 55, 95 }, { 1, 30, 53 }, { 1, 11, 20 } 563 } 564 }, { // Inter 565 { // Band 0 566 { 19, 55, 240 }, { 19, 59, 196 }, { 3, 52, 105 } 567 }, { // Band 1 568 { 41, 166, 207 }, { 104, 153, 199 }, { 31, 123, 181 }, 569 { 14, 101, 152 }, { 5, 72, 106 }, { 1, 36, 52 } 570 }, { // Band 2 571 { 35, 176, 211 }, { 12, 131, 190 }, { 2, 88, 144 }, 572 { 1, 60, 101 }, { 1, 36, 60 }, { 1, 16, 28 } 573 }, { // Band 3 574 { 28, 183, 213 }, { 8, 134, 191 }, { 1, 86, 142 }, 575 { 1, 56, 96 }, { 1, 30, 53 }, { 1, 12, 20 } 576 }, { // Band 4 577 { 20, 190, 215 }, { 4, 135, 192 }, { 1, 84, 139 }, 578 { 1, 53, 91 }, { 1, 28, 49 }, { 1, 11, 20 } 579 }, { // Band 5 580 { 13, 196, 216 }, { 2, 137, 192 }, { 1, 86, 143 }, 581 { 1, 57, 99 }, { 1, 32, 56 }, { 1, 13, 24 } 582 } 583 } 584 }, { // UV plane 585 { // Intra 586 { // Band 0 587 { 211, 29, 217 }, { 96, 47, 156 }, { 22, 43, 87 } 588 }, { // Band 1 589 { 78, 120, 193 }, { 111, 116, 186 }, { 46, 102, 164 }, 590 { 15, 80, 128 }, { 2, 49, 76 }, { 1, 18, 28 } 591 }, { // Band 2 592 { 71, 161, 203 }, { 42, 132, 192 }, { 10, 98, 150 }, 593 { 3, 69, 109 }, { 1, 44, 70 }, { 1, 18, 29 } 594 }, { // Band 3 595 { 57, 186, 211 }, { 30, 140, 196 }, { 4, 93, 146 }, 596 { 1, 62, 102 }, { 1, 38, 65 }, { 1, 16, 27 } 597 }, { // Band 4 598 { 47, 199, 217 }, { 14, 145, 196 }, { 1, 88, 142 }, 599 { 1, 57, 98 }, { 1, 36, 62 }, { 1, 15, 26 } 600 }, { // Band 5 601 { 26, 219, 229 }, { 5, 155, 207 }, { 1, 94, 151 }, 602 { 1, 60, 104 }, { 1, 36, 62 }, { 1, 16, 28 } 603 } 604 }, { // Inter 605 { // Band 0 606 { 233, 29, 248 }, { 146, 47, 220 }, { 43, 52, 140 } 607 }, { // Band 1 608 { 100, 163, 232 }, { 179, 161, 222 }, { 63, 142, 204 }, 609 { 37, 113, 174 }, { 26, 89, 137 }, { 18, 68, 97 } 610 }, { // Band 2 611 { 85, 181, 230 }, { 32, 146, 209 }, { 7, 100, 164 }, 612 { 3, 71, 121 }, { 1, 45, 77 }, { 1, 18, 30 } 613 }, { // Band 3 614 { 65, 187, 230 }, { 20, 148, 207 }, { 2, 97, 159 }, 615 { 1, 68, 116 }, { 1, 40, 70 }, { 1, 14, 29 } 616 }, { // Band 4 617 { 40, 194, 227 }, { 8, 147, 204 }, { 1, 94, 155 }, 618 { 1, 65, 112 }, { 1, 39, 66 }, { 1, 14, 26 } 619 }, { // Band 5 620 { 16, 208, 228 }, { 3, 151, 207 }, { 1, 98, 160 }, 621 { 1, 67, 117 }, { 1, 41, 74 }, { 1, 17, 31 } 622 } 623 } 624 } 625}; 626 627static const vp9_coeff_probs_model default_coef_probs_32x32[PLANE_TYPES] = { 628 { // Y plane 629 { // Intra 630 { // Band 0 631 { 17, 38, 140 }, { 7, 34, 80 }, { 1, 17, 29 } 632 }, { // Band 1 633 { 37, 75, 128 }, { 41, 76, 128 }, { 26, 66, 116 }, 634 { 12, 52, 94 }, { 2, 32, 55 }, { 1, 10, 16 } 635 }, { // Band 2 636 { 50, 127, 154 }, { 37, 109, 152 }, { 16, 82, 121 }, 637 { 5, 59, 85 }, { 1, 35, 54 }, { 1, 13, 20 } 638 }, { // Band 3 639 { 40, 142, 167 }, { 17, 110, 157 }, { 2, 71, 112 }, 640 { 1, 44, 72 }, { 1, 27, 45 }, { 1, 11, 17 } 641 }, { // Band 4 642 { 30, 175, 188 }, { 9, 124, 169 }, { 1, 74, 116 }, 643 { 1, 48, 78 }, { 1, 30, 49 }, { 1, 11, 18 } 644 }, { // Band 5 645 { 10, 222, 223 }, { 2, 150, 194 }, { 1, 83, 128 }, 646 { 1, 48, 79 }, { 1, 27, 45 }, { 1, 11, 17 } 647 } 648 }, { // Inter 649 { // Band 0 650 { 36, 41, 235 }, { 29, 36, 193 }, { 10, 27, 111 } 651 }, { // Band 1 652 { 85, 165, 222 }, { 177, 162, 215 }, { 110, 135, 195 }, 653 { 57, 113, 168 }, { 23, 83, 120 }, { 10, 49, 61 } 654 }, { // Band 2 655 { 85, 190, 223 }, { 36, 139, 200 }, { 5, 90, 146 }, 656 { 1, 60, 103 }, { 1, 38, 65 }, { 1, 18, 30 } 657 }, { // Band 3 658 { 72, 202, 223 }, { 23, 141, 199 }, { 2, 86, 140 }, 659 { 1, 56, 97 }, { 1, 36, 61 }, { 1, 16, 27 } 660 }, { // Band 4 661 { 55, 218, 225 }, { 13, 145, 200 }, { 1, 86, 141 }, 662 { 1, 57, 99 }, { 1, 35, 61 }, { 1, 13, 22 } 663 }, { // Band 5 664 { 15, 235, 212 }, { 1, 132, 184 }, { 1, 84, 139 }, 665 { 1, 57, 97 }, { 1, 34, 56 }, { 1, 14, 23 } 666 } 667 } 668 }, { // UV plane 669 { // Intra 670 { // Band 0 671 { 181, 21, 201 }, { 61, 37, 123 }, { 10, 38, 71 } 672 }, { // Band 1 673 { 47, 106, 172 }, { 95, 104, 173 }, { 42, 93, 159 }, 674 { 18, 77, 131 }, { 4, 50, 81 }, { 1, 17, 23 } 675 }, { // Band 2 676 { 62, 147, 199 }, { 44, 130, 189 }, { 28, 102, 154 }, 677 { 18, 75, 115 }, { 2, 44, 65 }, { 1, 12, 19 } 678 }, { // Band 3 679 { 55, 153, 210 }, { 24, 130, 194 }, { 3, 93, 146 }, 680 { 1, 61, 97 }, { 1, 31, 50 }, { 1, 10, 16 } 681 }, { // Band 4 682 { 49, 186, 223 }, { 17, 148, 204 }, { 1, 96, 142 }, 683 { 1, 53, 83 }, { 1, 26, 44 }, { 1, 11, 17 } 684 }, { // Band 5 685 { 13, 217, 212 }, { 2, 136, 180 }, { 1, 78, 124 }, 686 { 1, 50, 83 }, { 1, 29, 49 }, { 1, 14, 23 } 687 } 688 }, { // Inter 689 { // Band 0 690 { 197, 13, 247 }, { 82, 17, 222 }, { 25, 17, 162 } 691 }, { // Band 1 692 { 126, 186, 247 }, { 234, 191, 243 }, { 176, 177, 234 }, 693 { 104, 158, 220 }, { 66, 128, 186 }, { 55, 90, 137 } 694 }, { // Band 2 695 { 111, 197, 242 }, { 46, 158, 219 }, { 9, 104, 171 }, 696 { 2, 65, 125 }, { 1, 44, 80 }, { 1, 17, 91 } 697 }, { // Band 3 698 { 104, 208, 245 }, { 39, 168, 224 }, { 3, 109, 162 }, 699 { 1, 79, 124 }, { 1, 50, 102 }, { 1, 43, 102 } 700 }, { // Band 4 701 { 84, 220, 246 }, { 31, 177, 231 }, { 2, 115, 180 }, 702 { 1, 79, 134 }, { 1, 55, 77 }, { 1, 60, 79 } 703 }, { // Band 5 704 { 43, 243, 240 }, { 8, 180, 217 }, { 1, 115, 166 }, 705 { 1, 84, 121 }, { 1, 51, 67 }, { 1, 16, 6 } 706 } 707 } 708 } 709}; 710 711static void extend_to_full_distribution(vp9_prob *probs, vp9_prob p) { 712 vpx_memcpy(probs, vp9_pareto8_full[p = 0 ? 0 : p - 1], 713 MODEL_NODES * sizeof(vp9_prob)); 714} 715 716void vp9_model_to_full_probs(const vp9_prob *model, vp9_prob *full) { 717 if (full != model) 718 vpx_memcpy(full, model, sizeof(vp9_prob) * UNCONSTRAINED_NODES); 719 extend_to_full_distribution(&full[UNCONSTRAINED_NODES], model[PIVOT_NODE]); 720} 721 722void vp9_default_coef_probs(VP9_COMMON *cm) { 723 vp9_copy(cm->fc.coef_probs[TX_4X4], default_coef_probs_4x4); 724 vp9_copy(cm->fc.coef_probs[TX_8X8], default_coef_probs_8x8); 725 vp9_copy(cm->fc.coef_probs[TX_16X16], default_coef_probs_16x16); 726 vp9_copy(cm->fc.coef_probs[TX_32X32], default_coef_probs_32x32); 727} 728 729#define COEF_COUNT_SAT 24 730#define COEF_MAX_UPDATE_FACTOR 112 731#define COEF_COUNT_SAT_KEY 24 732#define COEF_MAX_UPDATE_FACTOR_KEY 112 733#define COEF_COUNT_SAT_AFTER_KEY 24 734#define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128 735 736static void adapt_coef_probs(VP9_COMMON *cm, TX_SIZE tx_size, 737 unsigned int count_sat, 738 unsigned int update_factor) { 739 const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx]; 740 vp9_coeff_probs_model *const probs = cm->fc.coef_probs[tx_size]; 741 const vp9_coeff_probs_model *const pre_probs = pre_fc->coef_probs[tx_size]; 742 vp9_coeff_count_model *counts = cm->counts.coef[tx_size]; 743 unsigned int (*eob_counts)[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] = 744 cm->counts.eob_branch[tx_size]; 745 int i, j, k, l, m; 746 747 for (i = 0; i < PLANE_TYPES; ++i) 748 for (j = 0; j < REF_TYPES; ++j) 749 for (k = 0; k < COEF_BANDS; ++k) 750 for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) { 751 const int n0 = counts[i][j][k][l][ZERO_TOKEN]; 752 const int n1 = counts[i][j][k][l][ONE_TOKEN]; 753 const int n2 = counts[i][j][k][l][TWO_TOKEN]; 754 const int neob = counts[i][j][k][l][EOB_MODEL_TOKEN]; 755 const unsigned int branch_ct[UNCONSTRAINED_NODES][2] = { 756 { neob, eob_counts[i][j][k][l] - neob }, 757 { n0, n1 + n2 }, 758 { n1, n2 } 759 }; 760 for (m = 0; m < UNCONSTRAINED_NODES; ++m) 761 probs[i][j][k][l][m] = merge_probs(pre_probs[i][j][k][l][m], 762 branch_ct[m], 763 count_sat, update_factor); 764 } 765} 766 767void vp9_adapt_coef_probs(VP9_COMMON *cm) { 768 TX_SIZE t; 769 unsigned int count_sat, update_factor; 770 771 if (frame_is_intra_only(cm)) { 772 update_factor = COEF_MAX_UPDATE_FACTOR_KEY; 773 count_sat = COEF_COUNT_SAT_KEY; 774 } else if (cm->last_frame_type == KEY_FRAME) { 775 update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ 776 count_sat = COEF_COUNT_SAT_AFTER_KEY; 777 } else { 778 update_factor = COEF_MAX_UPDATE_FACTOR; 779 count_sat = COEF_COUNT_SAT; 780 } 781 for (t = TX_4X4; t <= TX_32X32; t++) 782 adapt_coef_probs(cm, t, count_sat, update_factor); 783} 784