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1// SPDX-License-Identifier: GPL-2.02/*3 * V4L2 VP9 helpers.4 *5 * Copyright (C) 2021 Collabora, Ltd.6 *7 * Author: Andrzej Pietrasiewicz <andrzej.p@collabora.com>8 */9 10#include <linux/module.h>11 12#include <media/v4l2-vp9.h>13 14const u8 v4l2_vp9_kf_y_mode_prob[10][10][9] = {15 {16 /* above = dc */17 { 137, 30, 42, 148, 151, 207, 70, 52, 91 }, /*left = dc */18 { 92, 45, 102, 136, 116, 180, 74, 90, 100 }, /*left = v */19 { 73, 32, 19, 187, 222, 215, 46, 34, 100 }, /*left = h */20 { 91, 30, 32, 116, 121, 186, 93, 86, 94 }, /*left = d45 */21 { 72, 35, 36, 149, 68, 206, 68, 63, 105 }, /*left = d135*/22 { 73, 31, 28, 138, 57, 124, 55, 122, 151 }, /*left = d117*/23 { 67, 23, 21, 140, 126, 197, 40, 37, 171 }, /*left = d153*/24 { 86, 27, 28, 128, 154, 212, 45, 43, 53 }, /*left = d207*/25 { 74, 32, 27, 107, 86, 160, 63, 134, 102 }, /*left = d63 */26 { 59, 67, 44, 140, 161, 202, 78, 67, 119 }, /*left = tm */27 }, { /* above = v */28 { 63, 36, 126, 146, 123, 158, 60, 90, 96 }, /*left = dc */29 { 43, 46, 168, 134, 107, 128, 69, 142, 92 }, /*left = v */30 { 44, 29, 68, 159, 201, 177, 50, 57, 77 }, /*left = h */31 { 58, 38, 76, 114, 97, 172, 78, 133, 92 }, /*left = d45 */32 { 46, 41, 76, 140, 63, 184, 69, 112, 57 }, /*left = d135*/33 { 38, 32, 85, 140, 46, 112, 54, 151, 133 }, /*left = d117*/34 { 39, 27, 61, 131, 110, 175, 44, 75, 136 }, /*left = d153*/35 { 52, 30, 74, 113, 130, 175, 51, 64, 58 }, /*left = d207*/36 { 47, 35, 80, 100, 74, 143, 64, 163, 74 }, /*left = d63 */37 { 36, 61, 116, 114, 128, 162, 80, 125, 82 }, /*left = tm */38 }, { /* above = h */39 { 82, 26, 26, 171, 208, 204, 44, 32, 105 }, /*left = dc */40 { 55, 44, 68, 166, 179, 192, 57, 57, 108 }, /*left = v */41 { 42, 26, 11, 199, 241, 228, 23, 15, 85 }, /*left = h */42 { 68, 42, 19, 131, 160, 199, 55, 52, 83 }, /*left = d45 */43 { 58, 50, 25, 139, 115, 232, 39, 52, 118 }, /*left = d135*/44 { 50, 35, 33, 153, 104, 162, 64, 59, 131 }, /*left = d117*/45 { 44, 24, 16, 150, 177, 202, 33, 19, 156 }, /*left = d153*/46 { 55, 27, 12, 153, 203, 218, 26, 27, 49 }, /*left = d207*/47 { 53, 49, 21, 110, 116, 168, 59, 80, 76 }, /*left = d63 */48 { 38, 72, 19, 168, 203, 212, 50, 50, 107 }, /*left = tm */49 }, { /* above = d45 */50 { 103, 26, 36, 129, 132, 201, 83, 80, 93 }, /*left = dc */51 { 59, 38, 83, 112, 103, 162, 98, 136, 90 }, /*left = v */52 { 62, 30, 23, 158, 200, 207, 59, 57, 50 }, /*left = h */53 { 67, 30, 29, 84, 86, 191, 102, 91, 59 }, /*left = d45 */54 { 60, 32, 33, 112, 71, 220, 64, 89, 104 }, /*left = d135*/55 { 53, 26, 34, 130, 56, 149, 84, 120, 103 }, /*left = d117*/56 { 53, 21, 23, 133, 109, 210, 56, 77, 172 }, /*left = d153*/57 { 77, 19, 29, 112, 142, 228, 55, 66, 36 }, /*left = d207*/58 { 61, 29, 29, 93, 97, 165, 83, 175, 162 }, /*left = d63 */59 { 47, 47, 43, 114, 137, 181, 100, 99, 95 }, /*left = tm */60 }, { /* above = d135 */61 { 69, 23, 29, 128, 83, 199, 46, 44, 101 }, /*left = dc */62 { 53, 40, 55, 139, 69, 183, 61, 80, 110 }, /*left = v */63 { 40, 29, 19, 161, 180, 207, 43, 24, 91 }, /*left = h */64 { 60, 34, 19, 105, 61, 198, 53, 64, 89 }, /*left = d45 */65 { 52, 31, 22, 158, 40, 209, 58, 62, 89 }, /*left = d135*/66 { 44, 31, 29, 147, 46, 158, 56, 102, 198 }, /*left = d117*/67 { 35, 19, 12, 135, 87, 209, 41, 45, 167 }, /*left = d153*/68 { 55, 25, 21, 118, 95, 215, 38, 39, 66 }, /*left = d207*/69 { 51, 38, 25, 113, 58, 164, 70, 93, 97 }, /*left = d63 */70 { 47, 54, 34, 146, 108, 203, 72, 103, 151 }, /*left = tm */71 }, { /* above = d117 */72 { 64, 19, 37, 156, 66, 138, 49, 95, 133 }, /*left = dc */73 { 46, 27, 80, 150, 55, 124, 55, 121, 135 }, /*left = v */74 { 36, 23, 27, 165, 149, 166, 54, 64, 118 }, /*left = h */75 { 53, 21, 36, 131, 63, 163, 60, 109, 81 }, /*left = d45 */76 { 40, 26, 35, 154, 40, 185, 51, 97, 123 }, /*left = d135*/77 { 35, 19, 34, 179, 19, 97, 48, 129, 124 }, /*left = d117*/78 { 36, 20, 26, 136, 62, 164, 33, 77, 154 }, /*left = d153*/79 { 45, 18, 32, 130, 90, 157, 40, 79, 91 }, /*left = d207*/80 { 45, 26, 28, 129, 45, 129, 49, 147, 123 }, /*left = d63 */81 { 38, 44, 51, 136, 74, 162, 57, 97, 121 }, /*left = tm */82 }, { /* above = d153 */83 { 75, 17, 22, 136, 138, 185, 32, 34, 166 }, /*left = dc */84 { 56, 39, 58, 133, 117, 173, 48, 53, 187 }, /*left = v */85 { 35, 21, 12, 161, 212, 207, 20, 23, 145 }, /*left = h */86 { 56, 29, 19, 117, 109, 181, 55, 68, 112 }, /*left = d45 */87 { 47, 29, 17, 153, 64, 220, 59, 51, 114 }, /*left = d135*/88 { 46, 16, 24, 136, 76, 147, 41, 64, 172 }, /*left = d117*/89 { 34, 17, 11, 108, 152, 187, 13, 15, 209 }, /*left = d153*/90 { 51, 24, 14, 115, 133, 209, 32, 26, 104 }, /*left = d207*/91 { 55, 30, 18, 122, 79, 179, 44, 88, 116 }, /*left = d63 */92 { 37, 49, 25, 129, 168, 164, 41, 54, 148 }, /*left = tm */93 }, { /* above = d207 */94 { 82, 22, 32, 127, 143, 213, 39, 41, 70 }, /*left = dc */95 { 62, 44, 61, 123, 105, 189, 48, 57, 64 }, /*left = v */96 { 47, 25, 17, 175, 222, 220, 24, 30, 86 }, /*left = h */97 { 68, 36, 17, 106, 102, 206, 59, 74, 74 }, /*left = d45 */98 { 57, 39, 23, 151, 68, 216, 55, 63, 58 }, /*left = d135*/99 { 49, 30, 35, 141, 70, 168, 82, 40, 115 }, /*left = d117*/100 { 51, 25, 15, 136, 129, 202, 38, 35, 139 }, /*left = d153*/101 { 68, 26, 16, 111, 141, 215, 29, 28, 28 }, /*left = d207*/102 { 59, 39, 19, 114, 75, 180, 77, 104, 42 }, /*left = d63 */103 { 40, 61, 26, 126, 152, 206, 61, 59, 93 }, /*left = tm */104 }, { /* above = d63 */105 { 78, 23, 39, 111, 117, 170, 74, 124, 94 }, /*left = dc */106 { 48, 34, 86, 101, 92, 146, 78, 179, 134 }, /*left = v */107 { 47, 22, 24, 138, 187, 178, 68, 69, 59 }, /*left = h */108 { 56, 25, 33, 105, 112, 187, 95, 177, 129 }, /*left = d45 */109 { 48, 31, 27, 114, 63, 183, 82, 116, 56 }, /*left = d135*/110 { 43, 28, 37, 121, 63, 123, 61, 192, 169 }, /*left = d117*/111 { 42, 17, 24, 109, 97, 177, 56, 76, 122 }, /*left = d153*/112 { 58, 18, 28, 105, 139, 182, 70, 92, 63 }, /*left = d207*/113 { 46, 23, 32, 74, 86, 150, 67, 183, 88 }, /*left = d63 */114 { 36, 38, 48, 92, 122, 165, 88, 137, 91 }, /*left = tm */115 }, { /* above = tm */116 { 65, 70, 60, 155, 159, 199, 61, 60, 81 }, /*left = dc */117 { 44, 78, 115, 132, 119, 173, 71, 112, 93 }, /*left = v */118 { 39, 38, 21, 184, 227, 206, 42, 32, 64 }, /*left = h */119 { 58, 47, 36, 124, 137, 193, 80, 82, 78 }, /*left = d45 */120 { 49, 50, 35, 144, 95, 205, 63, 78, 59 }, /*left = d135*/121 { 41, 53, 52, 148, 71, 142, 65, 128, 51 }, /*left = d117*/122 { 40, 36, 28, 143, 143, 202, 40, 55, 137 }, /*left = d153*/123 { 52, 34, 29, 129, 183, 227, 42, 35, 43 }, /*left = d207*/124 { 42, 44, 44, 104, 105, 164, 64, 130, 80 }, /*left = d63 */125 { 43, 81, 53, 140, 169, 204, 68, 84, 72 }, /*left = tm */126 }127};128EXPORT_SYMBOL_GPL(v4l2_vp9_kf_y_mode_prob);129 130const u8 v4l2_vp9_kf_partition_probs[16][3] = {131 /* 8x8 -> 4x4 */132 { 158, 97, 94 }, /* a/l both not split */133 { 93, 24, 99 }, /* a split, l not split */134 { 85, 119, 44 }, /* l split, a not split */135 { 62, 59, 67 }, /* a/l both split */136 /* 16x16 -> 8x8 */137 { 149, 53, 53 }, /* a/l both not split */138 { 94, 20, 48 }, /* a split, l not split */139 { 83, 53, 24 }, /* l split, a not split */140 { 52, 18, 18 }, /* a/l both split */141 /* 32x32 -> 16x16 */142 { 150, 40, 39 }, /* a/l both not split */143 { 78, 12, 26 }, /* a split, l not split */144 { 67, 33, 11 }, /* l split, a not split */145 { 24, 7, 5 }, /* a/l both split */146 /* 64x64 -> 32x32 */147 { 174, 35, 49 }, /* a/l both not split */148 { 68, 11, 27 }, /* a split, l not split */149 { 57, 15, 9 }, /* l split, a not split */150 { 12, 3, 3 }, /* a/l both split */151};152EXPORT_SYMBOL_GPL(v4l2_vp9_kf_partition_probs);153 154const u8 v4l2_vp9_kf_uv_mode_prob[10][9] = {155 { 144, 11, 54, 157, 195, 130, 46, 58, 108 }, /* y = dc */156 { 118, 15, 123, 148, 131, 101, 44, 93, 131 }, /* y = v */157 { 113, 12, 23, 188, 226, 142, 26, 32, 125 }, /* y = h */158 { 120, 11, 50, 123, 163, 135, 64, 77, 103 }, /* y = d45 */159 { 113, 9, 36, 155, 111, 157, 32, 44, 161 }, /* y = d135 */160 { 116, 9, 55, 176, 76, 96, 37, 61, 149 }, /* y = d117 */161 { 115, 9, 28, 141, 161, 167, 21, 25, 193 }, /* y = d153 */162 { 120, 12, 32, 145, 195, 142, 32, 38, 86 }, /* y = d207 */163 { 116, 12, 64, 120, 140, 125, 49, 115, 121 }, /* y = d63 */164 { 102, 19, 66, 162, 182, 122, 35, 59, 128 } /* y = tm */165};166EXPORT_SYMBOL_GPL(v4l2_vp9_kf_uv_mode_prob);167 168const struct v4l2_vp9_frame_context v4l2_vp9_default_probs = {169 .tx8 = {170 { 100 },171 { 66 },172 },173 .tx16 = {174 { 20, 152 },175 { 15, 101 },176 },177 .tx32 = {178 { 3, 136, 37 },179 { 5, 52, 13 },180 },181 .coef = {182 { /* tx = 4x4 */183 { /* block Type 0 */184 { /* Intra */185 { /* Coeff Band 0 */186 { 195, 29, 183 },187 { 84, 49, 136 },188 { 8, 42, 71 },189 { 0, 0, 0 },190 { 0, 0, 0 },191 { 0, 0, 0 },192 },193 { /* Coeff Band 1 */194 { 31, 107, 169 },195 { 35, 99, 159 },196 { 17, 82, 140 },197 { 8, 66, 114 },198 { 2, 44, 76 },199 { 1, 19, 32 },200 },201 { /* Coeff Band 2 */202 { 40, 132, 201 },203 { 29, 114, 187 },204 { 13, 91, 157 },205 { 7, 75, 127 },206 { 3, 58, 95 },207 { 1, 28, 47 },208 },209 { /* Coeff Band 3 */210 { 69, 142, 221 },211 { 42, 122, 201 },212 { 15, 91, 159 },213 { 6, 67, 121 },214 { 1, 42, 77 },215 { 1, 17, 31 },216 },217 { /* Coeff Band 4 */218 { 102, 148, 228 },219 { 67, 117, 204 },220 { 17, 82, 154 },221 { 6, 59, 114 },222 { 2, 39, 75 },223 { 1, 15, 29 },224 },225 { /* Coeff Band 5 */226 { 156, 57, 233 },227 { 119, 57, 212 },228 { 58, 48, 163 },229 { 29, 40, 124 },230 { 12, 30, 81 },231 { 3, 12, 31 }232 },233 },234 { /* Inter */235 { /* Coeff Band 0 */236 { 191, 107, 226 },237 { 124, 117, 204 },238 { 25, 99, 155 },239 { 0, 0, 0 },240 { 0, 0, 0 },241 { 0, 0, 0 },242 },243 { /* Coeff Band 1 */244 { 29, 148, 210 },245 { 37, 126, 194 },246 { 8, 93, 157 },247 { 2, 68, 118 },248 { 1, 39, 69 },249 { 1, 17, 33 },250 },251 { /* Coeff Band 2 */252 { 41, 151, 213 },253 { 27, 123, 193 },254 { 3, 82, 144 },255 { 1, 58, 105 },256 { 1, 32, 60 },257 { 1, 13, 26 },258 },259 { /* Coeff Band 3 */260 { 59, 159, 220 },261 { 23, 126, 198 },262 { 4, 88, 151 },263 { 1, 66, 114 },264 { 1, 38, 71 },265 { 1, 18, 34 },266 },267 { /* Coeff Band 4 */268 { 114, 136, 232 },269 { 51, 114, 207 },270 { 11, 83, 155 },271 { 3, 56, 105 },272 { 1, 33, 65 },273 { 1, 17, 34 },274 },275 { /* Coeff Band 5 */276 { 149, 65, 234 },277 { 121, 57, 215 },278 { 61, 49, 166 },279 { 28, 36, 114 },280 { 12, 25, 76 },281 { 3, 16, 42 },282 },283 },284 },285 { /* block Type 1 */286 { /* Intra */287 { /* Coeff Band 0 */288 { 214, 49, 220 },289 { 132, 63, 188 },290 { 42, 65, 137 },291 { 0, 0, 0 },292 { 0, 0, 0 },293 { 0, 0, 0 },294 },295 { /* Coeff Band 1 */296 { 85, 137, 221 },297 { 104, 131, 216 },298 { 49, 111, 192 },299 { 21, 87, 155 },300 { 2, 49, 87 },301 { 1, 16, 28 },302 },303 { /* Coeff Band 2 */304 { 89, 163, 230 },305 { 90, 137, 220 },306 { 29, 100, 183 },307 { 10, 70, 135 },308 { 2, 42, 81 },309 { 1, 17, 33 },310 },311 { /* Coeff Band 3 */312 { 108, 167, 237 },313 { 55, 133, 222 },314 { 15, 97, 179 },315 { 4, 72, 135 },316 { 1, 45, 85 },317 { 1, 19, 38 },318 },319 { /* Coeff Band 4 */320 { 124, 146, 240 },321 { 66, 124, 224 },322 { 17, 88, 175 },323 { 4, 58, 122 },324 { 1, 36, 75 },325 { 1, 18, 37 },326 },327 { /* Coeff Band 5 */328 { 141, 79, 241 },329 { 126, 70, 227 },330 { 66, 58, 182 },331 { 30, 44, 136 },332 { 12, 34, 96 },333 { 2, 20, 47 },334 },335 },336 { /* Inter */337 { /* Coeff Band 0 */338 { 229, 99, 249 },339 { 143, 111, 235 },340 { 46, 109, 192 },341 { 0, 0, 0 },342 { 0, 0, 0 },343 { 0, 0, 0 },344 },345 { /* Coeff Band 1 */346 { 82, 158, 236 },347 { 94, 146, 224 },348 { 25, 117, 191 },349 { 9, 87, 149 },350 { 3, 56, 99 },351 { 1, 33, 57 },352 },353 { /* Coeff Band 2 */354 { 83, 167, 237 },355 { 68, 145, 222 },356 { 10, 103, 177 },357 { 2, 72, 131 },358 { 1, 41, 79 },359 { 1, 20, 39 },360 },361 { /* Coeff Band 3 */362 { 99, 167, 239 },363 { 47, 141, 224 },364 { 10, 104, 178 },365 { 2, 73, 133 },366 { 1, 44, 85 },367 { 1, 22, 47 },368 },369 { /* Coeff Band 4 */370 { 127, 145, 243 },371 { 71, 129, 228 },372 { 17, 93, 177 },373 { 3, 61, 124 },374 { 1, 41, 84 },375 { 1, 21, 52 },376 },377 { /* Coeff Band 5 */378 { 157, 78, 244 },379 { 140, 72, 231 },380 { 69, 58, 184 },381 { 31, 44, 137 },382 { 14, 38, 105 },383 { 8, 23, 61 },384 },385 },386 },387 },388 { /* tx = 8x8 */389 { /* block Type 0 */390 { /* Intra */391 { /* Coeff Band 0 */392 { 125, 34, 187 },393 { 52, 41, 133 },394 { 6, 31, 56 },395 { 0, 0, 0 },396 { 0, 0, 0 },397 { 0, 0, 0 },398 },399 { /* Coeff Band 1 */400 { 37, 109, 153 },401 { 51, 102, 147 },402 { 23, 87, 128 },403 { 8, 67, 101 },404 { 1, 41, 63 },405 { 1, 19, 29 },406 },407 { /* Coeff Band 2 */408 { 31, 154, 185 },409 { 17, 127, 175 },410 { 6, 96, 145 },411 { 2, 73, 114 },412 { 1, 51, 82 },413 { 1, 28, 45 },414 },415 { /* Coeff Band 3 */416 { 23, 163, 200 },417 { 10, 131, 185 },418 { 2, 93, 148 },419 { 1, 67, 111 },420 { 1, 41, 69 },421 { 1, 14, 24 },422 },423 { /* Coeff Band 4 */424 { 29, 176, 217 },425 { 12, 145, 201 },426 { 3, 101, 156 },427 { 1, 69, 111 },428 { 1, 39, 63 },429 { 1, 14, 23 },430 },431 { /* Coeff Band 5 */432 { 57, 192, 233 },433 { 25, 154, 215 },434 { 6, 109, 167 },435 { 3, 78, 118 },436 { 1, 48, 69 },437 { 1, 21, 29 },438 },439 },440 { /* Inter */441 { /* Coeff Band 0 */442 { 202, 105, 245 },443 { 108, 106, 216 },444 { 18, 90, 144 },445 { 0, 0, 0 },446 { 0, 0, 0 },447 { 0, 0, 0 },448 },449 { /* Coeff Band 1 */450 { 33, 172, 219 },451 { 64, 149, 206 },452 { 14, 117, 177 },453 { 5, 90, 141 },454 { 2, 61, 95 },455 { 1, 37, 57 },456 },457 { /* Coeff Band 2 */458 { 33, 179, 220 },459 { 11, 140, 198 },460 { 1, 89, 148 },461 { 1, 60, 104 },462 { 1, 33, 57 },463 { 1, 12, 21 },464 },465 { /* Coeff Band 3 */466 { 30, 181, 221 },467 { 8, 141, 198 },468 { 1, 87, 145 },469 { 1, 58, 100 },470 { 1, 31, 55 },471 { 1, 12, 20 },472 },473 { /* Coeff Band 4 */474 { 32, 186, 224 },475 { 7, 142, 198 },476 { 1, 86, 143 },477 { 1, 58, 100 },478 { 1, 31, 55 },479 { 1, 12, 22 },480 },481 { /* Coeff Band 5 */482 { 57, 192, 227 },483 { 20, 143, 204 },484 { 3, 96, 154 },485 { 1, 68, 112 },486 { 1, 42, 69 },487 { 1, 19, 32 },488 },489 },490 },491 { /* block Type 1 */492 { /* Intra */493 { /* Coeff Band 0 */494 { 212, 35, 215 },495 { 113, 47, 169 },496 { 29, 48, 105 },497 { 0, 0, 0 },498 { 0, 0, 0 },499 { 0, 0, 0 },500 },501 { /* Coeff Band 1 */502 { 74, 129, 203 },503 { 106, 120, 203 },504 { 49, 107, 178 },505 { 19, 84, 144 },506 { 4, 50, 84 },507 { 1, 15, 25 },508 },509 { /* Coeff Band 2 */510 { 71, 172, 217 },511 { 44, 141, 209 },512 { 15, 102, 173 },513 { 6, 76, 133 },514 { 2, 51, 89 },515 { 1, 24, 42 },516 },517 { /* Coeff Band 3 */518 { 64, 185, 231 },519 { 31, 148, 216 },520 { 8, 103, 175 },521 { 3, 74, 131 },522 { 1, 46, 81 },523 { 1, 18, 30 },524 },525 { /* Coeff Band 4 */526 { 65, 196, 235 },527 { 25, 157, 221 },528 { 5, 105, 174 },529 { 1, 67, 120 },530 { 1, 38, 69 },531 { 1, 15, 30 },532 },533 { /* Coeff Band 5 */534 { 65, 204, 238 },535 { 30, 156, 224 },536 { 7, 107, 177 },537 { 2, 70, 124 },538 { 1, 42, 73 },539 { 1, 18, 34 },540 },541 },542 { /* Inter */543 { /* Coeff Band 0 */544 { 225, 86, 251 },545 { 144, 104, 235 },546 { 42, 99, 181 },547 { 0, 0, 0 },548 { 0, 0, 0 },549 { 0, 0, 0 },550 },551 { /* Coeff Band 1 */552 { 85, 175, 239 },553 { 112, 165, 229 },554 { 29, 136, 200 },555 { 12, 103, 162 },556 { 6, 77, 123 },557 { 2, 53, 84 },558 },559 { /* Coeff Band 2 */560 { 75, 183, 239 },561 { 30, 155, 221 },562 { 3, 106, 171 },563 { 1, 74, 128 },564 { 1, 44, 76 },565 { 1, 17, 28 },566 },567 { /* Coeff Band 3 */568 { 73, 185, 240 },569 { 27, 159, 222 },570 { 2, 107, 172 },571 { 1, 75, 127 },572 { 1, 42, 73 },573 { 1, 17, 29 },574 },575 { /* Coeff Band 4 */576 { 62, 190, 238 },577 { 21, 159, 222 },578 { 2, 107, 172 },579 { 1, 72, 122 },580 { 1, 40, 71 },581 { 1, 18, 32 },582 },583 { /* Coeff Band 5 */584 { 61, 199, 240 },585 { 27, 161, 226 },586 { 4, 113, 180 },587 { 1, 76, 129 },588 { 1, 46, 80 },589 { 1, 23, 41 },590 },591 },592 },593 },594 { /* tx = 16x16 */595 { /* block Type 0 */596 { /* Intra */597 { /* Coeff Band 0 */598 { 7, 27, 153 },599 { 5, 30, 95 },600 { 1, 16, 30 },601 { 0, 0, 0 },602 { 0, 0, 0 },603 { 0, 0, 0 },604 },605 { /* Coeff Band 1 */606 { 50, 75, 127 },607 { 57, 75, 124 },608 { 27, 67, 108 },609 { 10, 54, 86 },610 { 1, 33, 52 },611 { 1, 12, 18 },612 },613 { /* Coeff Band 2 */614 { 43, 125, 151 },615 { 26, 108, 148 },616 { 7, 83, 122 },617 { 2, 59, 89 },618 { 1, 38, 60 },619 { 1, 17, 27 },620 },621 { /* Coeff Band 3 */622 { 23, 144, 163 },623 { 13, 112, 154 },624 { 2, 75, 117 },625 { 1, 50, 81 },626 { 1, 31, 51 },627 { 1, 14, 23 },628 },629 { /* Coeff Band 4 */630 { 18, 162, 185 },631 { 6, 123, 171 },632 { 1, 78, 125 },633 { 1, 51, 86 },634 { 1, 31, 54 },635 { 1, 14, 23 },636 },637 { /* Coeff Band 5 */638 { 15, 199, 227 },639 { 3, 150, 204 },640 { 1, 91, 146 },641 { 1, 55, 95 },642 { 1, 30, 53 },643 { 1, 11, 20 },644 }645 },646 { /* Inter */647 { /* Coeff Band 0 */648 { 19, 55, 240 },649 { 19, 59, 196 },650 { 3, 52, 105 },651 { 0, 0, 0 },652 { 0, 0, 0 },653 { 0, 0, 0 },654 },655 { /* Coeff Band 1 */656 { 41, 166, 207 },657 { 104, 153, 199 },658 { 31, 123, 181 },659 { 14, 101, 152 },660 { 5, 72, 106 },661 { 1, 36, 52 },662 },663 { /* Coeff Band 2 */664 { 35, 176, 211 },665 { 12, 131, 190 },666 { 2, 88, 144 },667 { 1, 60, 101 },668 { 1, 36, 60 },669 { 1, 16, 28 },670 },671 { /* Coeff Band 3 */672 { 28, 183, 213 },673 { 8, 134, 191 },674 { 1, 86, 142 },675 { 1, 56, 96 },676 { 1, 30, 53 },677 { 1, 12, 20 },678 },679 { /* Coeff Band 4 */680 { 20, 190, 215 },681 { 4, 135, 192 },682 { 1, 84, 139 },683 { 1, 53, 91 },684 { 1, 28, 49 },685 { 1, 11, 20 },686 },687 { /* Coeff Band 5 */688 { 13, 196, 216 },689 { 2, 137, 192 },690 { 1, 86, 143 },691 { 1, 57, 99 },692 { 1, 32, 56 },693 { 1, 13, 24 },694 },695 },696 },697 { /* block Type 1 */698 { /* Intra */699 { /* Coeff Band 0 */700 { 211, 29, 217 },701 { 96, 47, 156 },702 { 22, 43, 87 },703 { 0, 0, 0 },704 { 0, 0, 0 },705 { 0, 0, 0 },706 },707 { /* Coeff Band 1 */708 { 78, 120, 193 },709 { 111, 116, 186 },710 { 46, 102, 164 },711 { 15, 80, 128 },712 { 2, 49, 76 },713 { 1, 18, 28 },714 },715 { /* Coeff Band 2 */716 { 71, 161, 203 },717 { 42, 132, 192 },718 { 10, 98, 150 },719 { 3, 69, 109 },720 { 1, 44, 70 },721 { 1, 18, 29 },722 },723 { /* Coeff Band 3 */724 { 57, 186, 211 },725 { 30, 140, 196 },726 { 4, 93, 146 },727 { 1, 62, 102 },728 { 1, 38, 65 },729 { 1, 16, 27 },730 },731 { /* Coeff Band 4 */732 { 47, 199, 217 },733 { 14, 145, 196 },734 { 1, 88, 142 },735 { 1, 57, 98 },736 { 1, 36, 62 },737 { 1, 15, 26 },738 },739 { /* Coeff Band 5 */740 { 26, 219, 229 },741 { 5, 155, 207 },742 { 1, 94, 151 },743 { 1, 60, 104 },744 { 1, 36, 62 },745 { 1, 16, 28 },746 }747 },748 { /* Inter */749 { /* Coeff Band 0 */750 { 233, 29, 248 },751 { 146, 47, 220 },752 { 43, 52, 140 },753 { 0, 0, 0 },754 { 0, 0, 0 },755 { 0, 0, 0 },756 },757 { /* Coeff Band 1 */758 { 100, 163, 232 },759 { 179, 161, 222 },760 { 63, 142, 204 },761 { 37, 113, 174 },762 { 26, 89, 137 },763 { 18, 68, 97 },764 },765 { /* Coeff Band 2 */766 { 85, 181, 230 },767 { 32, 146, 209 },768 { 7, 100, 164 },769 { 3, 71, 121 },770 { 1, 45, 77 },771 { 1, 18, 30 },772 },773 { /* Coeff Band 3 */774 { 65, 187, 230 },775 { 20, 148, 207 },776 { 2, 97, 159 },777 { 1, 68, 116 },778 { 1, 40, 70 },779 { 1, 14, 29 },780 },781 { /* Coeff Band 4 */782 { 40, 194, 227 },783 { 8, 147, 204 },784 { 1, 94, 155 },785 { 1, 65, 112 },786 { 1, 39, 66 },787 { 1, 14, 26 },788 },789 { /* Coeff Band 5 */790 { 16, 208, 228 },791 { 3, 151, 207 },792 { 1, 98, 160 },793 { 1, 67, 117 },794 { 1, 41, 74 },795 { 1, 17, 31 },796 },797 },798 },799 },800 { /* tx = 32x32 */801 { /* block Type 0 */802 { /* Intra */803 { /* Coeff Band 0 */804 { 17, 38, 140 },805 { 7, 34, 80 },806 { 1, 17, 29 },807 { 0, 0, 0 },808 { 0, 0, 0 },809 { 0, 0, 0 },810 },811 { /* Coeff Band 1 */812 { 37, 75, 128 },813 { 41, 76, 128 },814 { 26, 66, 116 },815 { 12, 52, 94 },816 { 2, 32, 55 },817 { 1, 10, 16 },818 },819 { /* Coeff Band 2 */820 { 50, 127, 154 },821 { 37, 109, 152 },822 { 16, 82, 121 },823 { 5, 59, 85 },824 { 1, 35, 54 },825 { 1, 13, 20 },826 },827 { /* Coeff Band 3 */828 { 40, 142, 167 },829 { 17, 110, 157 },830 { 2, 71, 112 },831 { 1, 44, 72 },832 { 1, 27, 45 },833 { 1, 11, 17 },834 },835 { /* Coeff Band 4 */836 { 30, 175, 188 },837 { 9, 124, 169 },838 { 1, 74, 116 },839 { 1, 48, 78 },840 { 1, 30, 49 },841 { 1, 11, 18 },842 },843 { /* Coeff Band 5 */844 { 10, 222, 223 },845 { 2, 150, 194 },846 { 1, 83, 128 },847 { 1, 48, 79 },848 { 1, 27, 45 },849 { 1, 11, 17 },850 },851 },852 { /* Inter */853 { /* Coeff Band 0 */854 { 36, 41, 235 },855 { 29, 36, 193 },856 { 10, 27, 111 },857 { 0, 0, 0 },858 { 0, 0, 0 },859 { 0, 0, 0 },860 },861 { /* Coeff Band 1 */862 { 85, 165, 222 },863 { 177, 162, 215 },864 { 110, 135, 195 },865 { 57, 113, 168 },866 { 23, 83, 120 },867 { 10, 49, 61 },868 },869 { /* Coeff Band 2 */870 { 85, 190, 223 },871 { 36, 139, 200 },872 { 5, 90, 146 },873 { 1, 60, 103 },874 { 1, 38, 65 },875 { 1, 18, 30 },876 },877 { /* Coeff Band 3 */878 { 72, 202, 223 },879 { 23, 141, 199 },880 { 2, 86, 140 },881 { 1, 56, 97 },882 { 1, 36, 61 },883 { 1, 16, 27 },884 },885 { /* Coeff Band 4 */886 { 55, 218, 225 },887 { 13, 145, 200 },888 { 1, 86, 141 },889 { 1, 57, 99 },890 { 1, 35, 61 },891 { 1, 13, 22 },892 },893 { /* Coeff Band 5 */894 { 15, 235, 212 },895 { 1, 132, 184 },896 { 1, 84, 139 },897 { 1, 57, 97 },898 { 1, 34, 56 },899 { 1, 14, 23 },900 },901 },902 },903 { /* block Type 1 */904 { /* Intra */905 { /* Coeff Band 0 */906 { 181, 21, 201 },907 { 61, 37, 123 },908 { 10, 38, 71 },909 { 0, 0, 0 },910 { 0, 0, 0 },911 { 0, 0, 0 },912 },913 { /* Coeff Band 1 */914 { 47, 106, 172 },915 { 95, 104, 173 },916 { 42, 93, 159 },917 { 18, 77, 131 },918 { 4, 50, 81 },919 { 1, 17, 23 },920 },921 { /* Coeff Band 2 */922 { 62, 147, 199 },923 { 44, 130, 189 },924 { 28, 102, 154 },925 { 18, 75, 115 },926 { 2, 44, 65 },927 { 1, 12, 19 },928 },929 { /* Coeff Band 3 */930 { 55, 153, 210 },931 { 24, 130, 194 },932 { 3, 93, 146 },933 { 1, 61, 97 },934 { 1, 31, 50 },935 { 1, 10, 16 },936 },937 { /* Coeff Band 4 */938 { 49, 186, 223 },939 { 17, 148, 204 },940 { 1, 96, 142 },941 { 1, 53, 83 },942 { 1, 26, 44 },943 { 1, 11, 17 },944 },945 { /* Coeff Band 5 */946 { 13, 217, 212 },947 { 2, 136, 180 },948 { 1, 78, 124 },949 { 1, 50, 83 },950 { 1, 29, 49 },951 { 1, 14, 23 },952 },953 },954 { /* Inter */955 { /* Coeff Band 0 */956 { 197, 13, 247 },957 { 82, 17, 222 },958 { 25, 17, 162 },959 { 0, 0, 0 },960 { 0, 0, 0 },961 { 0, 0, 0 },962 },963 { /* Coeff Band 1 */964 { 126, 186, 247 },965 { 234, 191, 243 },966 { 176, 177, 234 },967 { 104, 158, 220 },968 { 66, 128, 186 },969 { 55, 90, 137 },970 },971 { /* Coeff Band 2 */972 { 111, 197, 242 },973 { 46, 158, 219 },974 { 9, 104, 171 },975 { 2, 65, 125 },976 { 1, 44, 80 },977 { 1, 17, 91 },978 },979 { /* Coeff Band 3 */980 { 104, 208, 245 },981 { 39, 168, 224 },982 { 3, 109, 162 },983 { 1, 79, 124 },984 { 1, 50, 102 },985 { 1, 43, 102 },986 },987 { /* Coeff Band 4 */988 { 84, 220, 246 },989 { 31, 177, 231 },990 { 2, 115, 180 },991 { 1, 79, 134 },992 { 1, 55, 77 },993 { 1, 60, 79 },994 },995 { /* Coeff Band 5 */996 { 43, 243, 240 },997 { 8, 180, 217 },998 { 1, 115, 166 },999 { 1, 84, 121 },1000 { 1, 51, 67 },1001 { 1, 16, 6 },1002 },1003 },1004 },1005 },1006 },1007 1008 .skip = { 192, 128, 64 },1009 .inter_mode = {1010 { 2, 173, 34 },1011 { 7, 145, 85 },1012 { 7, 166, 63 },1013 { 7, 94, 66 },1014 { 8, 64, 46 },1015 { 17, 81, 31 },1016 { 25, 29, 30 },1017 },1018 .interp_filter = {1019 { 235, 162 },1020 { 36, 255 },1021 { 34, 3 },1022 { 149, 144 },1023 },1024 .is_inter = { 9, 102, 187, 225 },1025 .comp_mode = { 239, 183, 119, 96, 41 },1026 .single_ref = {1027 { 33, 16 },1028 { 77, 74 },1029 { 142, 142 },1030 { 172, 170 },1031 { 238, 247 },1032 },1033 .comp_ref = { 50, 126, 123, 221, 226 },1034 .y_mode = {1035 { 65, 32, 18, 144, 162, 194, 41, 51, 98 },1036 { 132, 68, 18, 165, 217, 196, 45, 40, 78 },1037 { 173, 80, 19, 176, 240, 193, 64, 35, 46 },1038 { 221, 135, 38, 194, 248, 121, 96, 85, 29 },1039 },1040 .uv_mode = {1041 { 120, 7, 76, 176, 208, 126, 28, 54, 103 } /* y = dc */,1042 { 48, 12, 154, 155, 139, 90, 34, 117, 119 } /* y = v */,1043 { 67, 6, 25, 204, 243, 158, 13, 21, 96 } /* y = h */,1044 { 97, 5, 44, 131, 176, 139, 48, 68, 97 } /* y = d45 */,1045 { 83, 5, 42, 156, 111, 152, 26, 49, 152 } /* y = d135 */,1046 { 80, 5, 58, 178, 74, 83, 33, 62, 145 } /* y = d117 */,1047 { 86, 5, 32, 154, 192, 168, 14, 22, 163 } /* y = d153 */,1048 { 85, 5, 32, 156, 216, 148, 19, 29, 73 } /* y = d207 */,1049 { 77, 7, 64, 116, 132, 122, 37, 126, 120 } /* y = d63 */,1050 { 101, 21, 107, 181, 192, 103, 19, 67, 125 } /* y = tm */1051 },1052 .partition = {1053 /* 8x8 -> 4x4 */1054 { 199, 122, 141 } /* a/l both not split */,1055 { 147, 63, 159 } /* a split, l not split */,1056 { 148, 133, 118 } /* l split, a not split */,1057 { 121, 104, 114 } /* a/l both split */,1058 /* 16x16 -> 8x8 */1059 { 174, 73, 87 } /* a/l both not split */,1060 { 92, 41, 83 } /* a split, l not split */,1061 { 82, 99, 50 } /* l split, a not split */,1062 { 53, 39, 39 } /* a/l both split */,1063 /* 32x32 -> 16x16 */1064 { 177, 58, 59 } /* a/l both not split */,1065 { 68, 26, 63 } /* a split, l not split */,1066 { 52, 79, 25 } /* l split, a not split */,1067 { 17, 14, 12 } /* a/l both split */,1068 /* 64x64 -> 32x32 */1069 { 222, 34, 30 } /* a/l both not split */,1070 { 72, 16, 44 } /* a split, l not split */,1071 { 58, 32, 12 } /* l split, a not split */,1072 { 10, 7, 6 } /* a/l both split */,1073 },1074 1075 .mv = {1076 .joint = { 32, 64, 96 },1077 .sign = { 128, 128 },1078 .classes = {1079 { 224, 144, 192, 168, 192, 176, 192, 198, 198, 245 },1080 { 216, 128, 176, 160, 176, 176, 192, 198, 198, 208 },1081 },1082 .class0_bit = { 216, 208 },1083 .bits = {1084 { 136, 140, 148, 160, 176, 192, 224, 234, 234, 240},1085 { 136, 140, 148, 160, 176, 192, 224, 234, 234, 240},1086 },1087 .class0_fr = {1088 {1089 { 128, 128, 64 },1090 { 96, 112, 64 },1091 },1092 {1093 { 128, 128, 64 },1094 { 96, 112, 64 },1095 },1096 },1097 .fr = {1098 { 64, 96, 64 },1099 { 64, 96, 64 },1100 },1101 .class0_hp = { 160, 160 },1102 .hp = { 128, 128 },1103 },1104};1105EXPORT_SYMBOL_GPL(v4l2_vp9_default_probs);1106 1107static u32 fastdiv(u32 dividend, u16 divisor)1108{1109#define DIV_INV(d) ((u32)(((1ULL << 32) + ((d) - 1)) / (d)))1110#define DIVS_INV(d0, d1, d2, d3, d4, d5, d6, d7, d8, d9) \1111 DIV_INV(d0), DIV_INV(d1), DIV_INV(d2), DIV_INV(d3), \1112 DIV_INV(d4), DIV_INV(d5), DIV_INV(d6), DIV_INV(d7), \1113 DIV_INV(d8), DIV_INV(d9)1114 1115 static const u32 inv[] = {1116 DIV_INV(2), DIV_INV(3), DIV_INV(4), DIV_INV(5),1117 DIV_INV(6), DIV_INV(7), DIV_INV(8), DIV_INV(9),1118 DIVS_INV(10, 11, 12, 13, 14, 15, 16, 17, 18, 19),1119 DIVS_INV(20, 21, 22, 23, 24, 25, 26, 27, 28, 29),1120 DIVS_INV(30, 31, 32, 33, 34, 35, 36, 37, 38, 39),1121 DIVS_INV(40, 41, 42, 43, 44, 45, 46, 47, 48, 49),1122 DIVS_INV(50, 51, 52, 53, 54, 55, 56, 57, 58, 59),1123 DIVS_INV(60, 61, 62, 63, 64, 65, 66, 67, 68, 69),1124 DIVS_INV(70, 71, 72, 73, 74, 75, 76, 77, 78, 79),1125 DIVS_INV(80, 81, 82, 83, 84, 85, 86, 87, 88, 89),1126 DIVS_INV(90, 91, 92, 93, 94, 95, 96, 97, 98, 99),1127 DIVS_INV(100, 101, 102, 103, 104, 105, 106, 107, 108, 109),1128 DIVS_INV(110, 111, 112, 113, 114, 115, 116, 117, 118, 119),1129 DIVS_INV(120, 121, 122, 123, 124, 125, 126, 127, 128, 129),1130 DIVS_INV(130, 131, 132, 133, 134, 135, 136, 137, 138, 139),1131 DIVS_INV(140, 141, 142, 143, 144, 145, 146, 147, 148, 149),1132 DIVS_INV(150, 151, 152, 153, 154, 155, 156, 157, 158, 159),1133 DIVS_INV(160, 161, 162, 163, 164, 165, 166, 167, 168, 169),1134 DIVS_INV(170, 171, 172, 173, 174, 175, 176, 177, 178, 179),1135 DIVS_INV(180, 181, 182, 183, 184, 185, 186, 187, 188, 189),1136 DIVS_INV(190, 191, 192, 193, 194, 195, 196, 197, 198, 199),1137 DIVS_INV(200, 201, 202, 203, 204, 205, 206, 207, 208, 209),1138 DIVS_INV(210, 211, 212, 213, 214, 215, 216, 217, 218, 219),1139 DIVS_INV(220, 221, 222, 223, 224, 225, 226, 227, 228, 229),1140 DIVS_INV(230, 231, 232, 233, 234, 235, 236, 237, 238, 239),1141 DIVS_INV(240, 241, 242, 243, 244, 245, 246, 247, 248, 249),1142 DIV_INV(250), DIV_INV(251), DIV_INV(252), DIV_INV(253),1143 DIV_INV(254), DIV_INV(255), DIV_INV(256),1144 };1145 1146 if (divisor == 0)1147 return 0;1148 else if (divisor == 1)1149 return dividend;1150 1151 if (WARN_ON(divisor - 2 >= ARRAY_SIZE(inv)))1152 return dividend;1153 1154 return ((u64)dividend * inv[divisor - 2]) >> 32;1155}1156 1157/* 6.3.6 inv_recenter_nonneg(v, m) */1158static int inv_recenter_nonneg(int v, int m)1159{1160 if (v > 2 * m)1161 return v;1162 1163 if (v & 1)1164 return m - ((v + 1) >> 1);1165 1166 return m + (v >> 1);1167}1168 1169/*1170 * part of 6.3.5 inv_remap_prob(deltaProb, prob)1171 * delta = inv_map_table[deltaProb] done by userspace1172 */1173static int update_prob(int delta, int prob)1174{1175 if (!delta)1176 return prob;1177 1178 return prob <= 128 ?1179 1 + inv_recenter_nonneg(delta, prob - 1) :1180 255 - inv_recenter_nonneg(delta, 255 - prob);1181}1182 1183/* Counterpart to 6.3.2 tx_mode_probs() */1184static void update_tx_probs(struct v4l2_vp9_frame_context *probs,1185 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1186{1187 int i;1188 1189 for (i = 0; i < ARRAY_SIZE(probs->tx8); i++) {1190 u8 *p8x8 = probs->tx8[i];1191 u8 *p16x16 = probs->tx16[i];1192 u8 *p32x32 = probs->tx32[i];1193 const u8 *d8x8 = deltas->tx8[i];1194 const u8 *d16x16 = deltas->tx16[i];1195 const u8 *d32x32 = deltas->tx32[i];1196 1197 p8x8[0] = update_prob(d8x8[0], p8x8[0]);1198 p16x16[0] = update_prob(d16x16[0], p16x16[0]);1199 p16x16[1] = update_prob(d16x16[1], p16x16[1]);1200 p32x32[0] = update_prob(d32x32[0], p32x32[0]);1201 p32x32[1] = update_prob(d32x32[1], p32x32[1]);1202 p32x32[2] = update_prob(d32x32[2], p32x32[2]);1203 }1204}1205 1206#define BAND_6(band) ((band) == 0 ? 3 : 6)1207 1208static void update_coeff(const u8 deltas[6][6][3], u8 probs[6][6][3])1209{1210 int l, m, n;1211 1212 for (l = 0; l < 6; l++)1213 for (m = 0; m < BAND_6(l); m++) {1214 u8 *p = probs[l][m];1215 const u8 *d = deltas[l][m];1216 1217 for (n = 0; n < 3; n++)1218 p[n] = update_prob(d[n], p[n]);1219 }1220}1221 1222/* Counterpart to 6.3.7 read_coef_probs() */1223static void update_coef_probs(struct v4l2_vp9_frame_context *probs,1224 const struct v4l2_ctrl_vp9_compressed_hdr *deltas,1225 const struct v4l2_ctrl_vp9_frame *dec_params)1226{1227 int i, j, k;1228 1229 for (i = 0; i < ARRAY_SIZE(probs->coef); i++) {1230 for (j = 0; j < ARRAY_SIZE(probs->coef[0]); j++)1231 for (k = 0; k < ARRAY_SIZE(probs->coef[0][0]); k++)1232 update_coeff(deltas->coef[i][j][k], probs->coef[i][j][k]);1233 1234 if (deltas->tx_mode == i)1235 break;1236 }1237}1238 1239/* Counterpart to 6.3.8 read_skip_prob() */1240static void update_skip_probs(struct v4l2_vp9_frame_context *probs,1241 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1242{1243 int i;1244 1245 for (i = 0; i < ARRAY_SIZE(probs->skip); i++)1246 probs->skip[i] = update_prob(deltas->skip[i], probs->skip[i]);1247}1248 1249/* Counterpart to 6.3.9 read_inter_mode_probs() */1250static void update_inter_mode_probs(struct v4l2_vp9_frame_context *probs,1251 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1252{1253 int i;1254 1255 for (i = 0; i < ARRAY_SIZE(probs->inter_mode); i++) {1256 u8 *p = probs->inter_mode[i];1257 const u8 *d = deltas->inter_mode[i];1258 1259 p[0] = update_prob(d[0], p[0]);1260 p[1] = update_prob(d[1], p[1]);1261 p[2] = update_prob(d[2], p[2]);1262 }1263}1264 1265/* Counterpart to 6.3.10 read_interp_filter_probs() */1266static void update_interp_filter_probs(struct v4l2_vp9_frame_context *probs,1267 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1268{1269 int i;1270 1271 for (i = 0; i < ARRAY_SIZE(probs->interp_filter); i++) {1272 u8 *p = probs->interp_filter[i];1273 const u8 *d = deltas->interp_filter[i];1274 1275 p[0] = update_prob(d[0], p[0]);1276 p[1] = update_prob(d[1], p[1]);1277 }1278}1279 1280/* Counterpart to 6.3.11 read_is_inter_probs() */1281static void update_is_inter_probs(struct v4l2_vp9_frame_context *probs,1282 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1283{1284 int i;1285 1286 for (i = 0; i < ARRAY_SIZE(probs->is_inter); i++)1287 probs->is_inter[i] = update_prob(deltas->is_inter[i], probs->is_inter[i]);1288}1289 1290/* 6.3.12 frame_reference_mode() done entirely in userspace */1291 1292/* Counterpart to 6.3.13 frame_reference_mode_probs() */1293static void1294update_frame_reference_mode_probs(unsigned int reference_mode,1295 struct v4l2_vp9_frame_context *probs,1296 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1297{1298 int i;1299 1300 if (reference_mode == V4L2_VP9_REFERENCE_MODE_SELECT)1301 for (i = 0; i < ARRAY_SIZE(probs->comp_mode); i++)1302 probs->comp_mode[i] = update_prob(deltas->comp_mode[i],1303 probs->comp_mode[i]);1304 1305 if (reference_mode != V4L2_VP9_REFERENCE_MODE_COMPOUND_REFERENCE)1306 for (i = 0; i < ARRAY_SIZE(probs->single_ref); i++) {1307 u8 *p = probs->single_ref[i];1308 const u8 *d = deltas->single_ref[i];1309 1310 p[0] = update_prob(d[0], p[0]);1311 p[1] = update_prob(d[1], p[1]);1312 }1313 1314 if (reference_mode != V4L2_VP9_REFERENCE_MODE_SINGLE_REFERENCE)1315 for (i = 0; i < ARRAY_SIZE(probs->comp_ref); i++)1316 probs->comp_ref[i] = update_prob(deltas->comp_ref[i], probs->comp_ref[i]);1317}1318 1319/* Counterpart to 6.3.14 read_y_mode_probs() */1320static void update_y_mode_probs(struct v4l2_vp9_frame_context *probs,1321 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1322{1323 int i, j;1324 1325 for (i = 0; i < ARRAY_SIZE(probs->y_mode); i++)1326 for (j = 0; j < ARRAY_SIZE(probs->y_mode[0]); ++j)1327 probs->y_mode[i][j] =1328 update_prob(deltas->y_mode[i][j], probs->y_mode[i][j]);1329}1330 1331/* Counterpart to 6.3.15 read_partition_probs() */1332static void update_partition_probs(struct v4l2_vp9_frame_context *probs,1333 const struct v4l2_ctrl_vp9_compressed_hdr *deltas)1334{1335 int i, j;1336 1337 for (i = 0; i < 4; i++)1338 for (j = 0; j < 4; j++) {1339 u8 *p = probs->partition[i * 4 + j];1340 const u8 *d = deltas->partition[i * 4 + j];1341 1342 p[0] = update_prob(d[0], p[0]);1343 p[1] = update_prob(d[1], p[1]);1344 p[2] = update_prob(d[2], p[2]);1345 }1346}1347 1348static inline int update_mv_prob(int delta, int prob)1349{1350 if (!delta)1351 return prob;1352 1353 return delta;1354}1355 1356/* Counterpart to 6.3.16 mv_probs() */1357static void update_mv_probs(struct v4l2_vp9_frame_context *probs,1358 const struct v4l2_ctrl_vp9_compressed_hdr *deltas,1359 const struct v4l2_ctrl_vp9_frame *dec_params)1360{1361 u8 *p = probs->mv.joint;1362 const u8 *d = deltas->mv.joint;1363 unsigned int i, j;1364 1365 p[0] = update_mv_prob(d[0], p[0]);1366 p[1] = update_mv_prob(d[1], p[1]);1367 p[2] = update_mv_prob(d[2], p[2]);1368 1369 for (i = 0; i < ARRAY_SIZE(probs->mv.sign); i++) {1370 p = probs->mv.sign;1371 d = deltas->mv.sign;1372 p[i] = update_mv_prob(d[i], p[i]);1373 1374 p = probs->mv.classes[i];1375 d = deltas->mv.classes[i];1376 for (j = 0; j < ARRAY_SIZE(probs->mv.classes[0]); j++)1377 p[j] = update_mv_prob(d[j], p[j]);1378 1379 p = probs->mv.class0_bit;1380 d = deltas->mv.class0_bit;1381 p[i] = update_mv_prob(d[i], p[i]);1382 1383 p = probs->mv.bits[i];1384 d = deltas->mv.bits[i];1385 for (j = 0; j < ARRAY_SIZE(probs->mv.bits[0]); j++)1386 p[j] = update_mv_prob(d[j], p[j]);1387 1388 for (j = 0; j < ARRAY_SIZE(probs->mv.class0_fr[0]); j++) {1389 p = probs->mv.class0_fr[i][j];1390 d = deltas->mv.class0_fr[i][j];1391 1392 p[0] = update_mv_prob(d[0], p[0]);1393 p[1] = update_mv_prob(d[1], p[1]);1394 p[2] = update_mv_prob(d[2], p[2]);1395 }1396 1397 p = probs->mv.fr[i];1398 d = deltas->mv.fr[i];1399 for (j = 0; j < ARRAY_SIZE(probs->mv.fr[i]); j++)1400 p[j] = update_mv_prob(d[j], p[j]);1401 1402 if (dec_params->flags & V4L2_VP9_FRAME_FLAG_ALLOW_HIGH_PREC_MV) {1403 p = probs->mv.class0_hp;1404 d = deltas->mv.class0_hp;1405 p[i] = update_mv_prob(d[i], p[i]);1406 1407 p = probs->mv.hp;1408 d = deltas->mv.hp;1409 p[i] = update_mv_prob(d[i], p[i]);1410 }1411 }1412}1413 1414/* Counterpart to 6.3 compressed_header(), but parsing has been done in userspace. */1415void v4l2_vp9_fw_update_probs(struct v4l2_vp9_frame_context *probs,1416 const struct v4l2_ctrl_vp9_compressed_hdr *deltas,1417 const struct v4l2_ctrl_vp9_frame *dec_params)1418{1419 if (deltas->tx_mode == V4L2_VP9_TX_MODE_SELECT)1420 update_tx_probs(probs, deltas);1421 1422 update_coef_probs(probs, deltas, dec_params);1423 1424 update_skip_probs(probs, deltas);1425 1426 if (dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME ||1427 dec_params->flags & V4L2_VP9_FRAME_FLAG_INTRA_ONLY)1428 return;1429 1430 update_inter_mode_probs(probs, deltas);1431 1432 if (dec_params->interpolation_filter == V4L2_VP9_INTERP_FILTER_SWITCHABLE)1433 update_interp_filter_probs(probs, deltas);1434 1435 update_is_inter_probs(probs, deltas);1436 1437 update_frame_reference_mode_probs(dec_params->reference_mode, probs, deltas);1438 1439 update_y_mode_probs(probs, deltas);1440 1441 update_partition_probs(probs, deltas);1442 1443 update_mv_probs(probs, deltas, dec_params);1444}1445EXPORT_SYMBOL_GPL(v4l2_vp9_fw_update_probs);1446 1447u8 v4l2_vp9_reset_frame_ctx(const struct v4l2_ctrl_vp9_frame *dec_params,1448 struct v4l2_vp9_frame_context *frame_context)1449{1450 int i;1451 1452 u8 fctx_idx = dec_params->frame_context_idx;1453 1454 if (dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME ||1455 dec_params->flags & V4L2_VP9_FRAME_FLAG_INTRA_ONLY ||1456 dec_params->flags & V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT) {1457 /*1458 * setup_past_independence()1459 * We do nothing here. Instead of storing default probs in some intermediate1460 * location and then copying from that location to appropriate contexts1461 * in save_probs() below, we skip that step and save default probs directly1462 * to appropriate contexts.1463 */1464 if (dec_params->flags & V4L2_VP9_FRAME_FLAG_KEY_FRAME ||1465 dec_params->flags & V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT ||1466 dec_params->reset_frame_context == V4L2_VP9_RESET_FRAME_CTX_ALL)1467 for (i = 0; i < 4; ++i)1468 /* save_probs(i) */1469 memcpy(&frame_context[i], &v4l2_vp9_default_probs,1470 sizeof(v4l2_vp9_default_probs));1471 else if (dec_params->reset_frame_context == V4L2_VP9_RESET_FRAME_CTX_SPEC)1472 /* save_probs(fctx_idx) */1473 memcpy(&frame_context[fctx_idx], &v4l2_vp9_default_probs,1474 sizeof(v4l2_vp9_default_probs));1475 fctx_idx = 0;1476 }1477 1478 return fctx_idx;1479}1480EXPORT_SYMBOL_GPL(v4l2_vp9_reset_frame_ctx);1481 1482/* 8.4.1 Merge prob process */1483static u8 merge_prob(u8 pre_prob, u32 ct0, u32 ct1, u16 count_sat, u32 max_update_factor)1484{1485 u32 den, prob, count, factor;1486 1487 den = ct0 + ct1;1488 if (!den) {1489 /*1490 * prob = 128, count = 0, update_factor = 01491 * Round2's argument: pre_prob * 2561492 * (pre_prob * 256 + 128) >> 8 == pre_prob1493 */1494 return pre_prob;1495 }1496 1497 prob = clamp(((ct0 << 8) + (den >> 1)) / den, (u32)1, (u32)255);1498 count = min_t(u32, den, count_sat);1499 factor = fastdiv(max_update_factor * count, count_sat);1500 1501 /*1502 * Round2(pre_prob * (256 - factor) + prob * factor, 8)1503 * Round2(pre_prob * 256 + (prob - pre_prob) * factor, 8)1504 * (pre_prob * 256 >> 8) + (((prob - pre_prob) * factor + 128) >> 8)1505 */1506 return pre_prob + (((prob - pre_prob) * factor + 128) >> 8);1507}1508 1509static inline u8 noncoef_merge_prob(u8 pre_prob, u32 ct0, u32 ct1)1510{1511 return merge_prob(pre_prob, ct0, ct1, 20, 128);1512}1513 1514/* 8.4.2 Merge probs process */1515/*1516 * merge_probs() is a recursive function in the spec. We avoid recursion in the kernel.1517 * That said, the "tree" parameter of merge_probs() controls how deep the recursion goes.1518 * It turns out that in all cases the recursive calls boil down to a short-ish series1519 * of merge_prob() invocations (note no "s").1520 *1521 * Variant A1522 * ---------1523 * merge_probs(small_token_tree, 2):1524 * merge_prob(p[1], c[0], c[1] + c[2])1525 * merge_prob(p[2], c[1], c[2])1526 *1527 * Variant B1528 * ---------1529 * merge_probs(binary_tree, 0) or1530 * merge_probs(tx_size_8_tree, 0):1531 * merge_prob(p[0], c[0], c[1])1532 *1533 * Variant C1534 * ---------1535 * merge_probs(inter_mode_tree, 0):1536 * merge_prob(p[0], c[2], c[1] + c[0] + c[3])1537 * merge_prob(p[1], c[0], c[1] + c[3])1538 * merge_prob(p[2], c[1], c[3])1539 *1540 * Variant D1541 * ---------1542 * merge_probs(intra_mode_tree, 0):1543 * merge_prob(p[0], c[0], c[1] + ... + c[9])1544 * merge_prob(p[1], c[9], c[1] + ... + c[8])1545 * merge_prob(p[2], c[1], c[2] + ... + c[8])1546 * merge_prob(p[3], c[2] + c[4] + c[5], c[3] + c[8] + c[6] + c[7])1547 * merge_prob(p[4], c[2], c[4] + c[5])1548 * merge_prob(p[5], c[4], c[5])1549 * merge_prob(p[6], c[3], c[8] + c[6] + c[7])1550 * merge_prob(p[7], c[8], c[6] + c[7])1551 * merge_prob(p[8], c[6], c[7])1552 *1553 * Variant E1554 * ---------1555 * merge_probs(partition_tree, 0) or1556 * merge_probs(tx_size_32_tree, 0) or1557 * merge_probs(mv_joint_tree, 0) or1558 * merge_probs(mv_fr_tree, 0):1559 * merge_prob(p[0], c[0], c[1] + c[2] + c[3])1560 * merge_prob(p[1], c[1], c[2] + c[3])1561 * merge_prob(p[2], c[2], c[3])1562 *1563 * Variant F1564 * ---------1565 * merge_probs(interp_filter_tree, 0) or1566 * merge_probs(tx_size_16_tree, 0):1567 * merge_prob(p[0], c[0], c[1] + c[2])1568 * merge_prob(p[1], c[1], c[2])1569 *1570 * Variant G1571 * ---------1572 * merge_probs(mv_class_tree, 0):1573 * merge_prob(p[0], c[0], c[1] + ... + c[10])1574 * merge_prob(p[1], c[1], c[2] + ... + c[10])1575 * merge_prob(p[2], c[2] + c[3], c[4] + ... + c[10])1576 * merge_prob(p[3], c[2], c[3])1577 * merge_prob(p[4], c[4] + c[5], c[6] + ... + c[10])1578 * merge_prob(p[5], c[4], c[5])1579 * merge_prob(p[6], c[6], c[7] + ... + c[10])1580 * merge_prob(p[7], c[7] + c[8], c[9] + c[10])1581 * merge_prob(p[8], c[7], c[8])1582 * merge_prob(p[9], c[9], [10])1583 */1584 1585static inline void merge_probs_variant_a(u8 *p, const u32 *c, u16 count_sat, u32 update_factor)1586{1587 p[1] = merge_prob(p[1], c[0], c[1] + c[2], count_sat, update_factor);1588 p[2] = merge_prob(p[2], c[1], c[2], count_sat, update_factor);1589}1590 1591static inline void merge_probs_variant_b(u8 *p, const u32 *c, u16 count_sat, u32 update_factor)1592{1593 p[0] = merge_prob(p[0], c[0], c[1], count_sat, update_factor);1594}1595 1596static inline void merge_probs_variant_c(u8 *p, const u32 *c)1597{1598 p[0] = noncoef_merge_prob(p[0], c[2], c[1] + c[0] + c[3]);1599 p[1] = noncoef_merge_prob(p[1], c[0], c[1] + c[3]);1600 p[2] = noncoef_merge_prob(p[2], c[1], c[3]);1601}1602 1603static void merge_probs_variant_d(u8 *p, const u32 *c)1604{1605 u32 sum = 0, s2;1606 1607 sum = c[1] + c[2] + c[3] + c[4] + c[5] + c[6] + c[7] + c[8] + c[9];1608 1609 p[0] = noncoef_merge_prob(p[0], c[0], sum);1610 sum -= c[9];1611 p[1] = noncoef_merge_prob(p[1], c[9], sum);1612 sum -= c[1];1613 p[2] = noncoef_merge_prob(p[2], c[1], sum);1614 s2 = c[2] + c[4] + c[5];1615 sum -= s2;1616 p[3] = noncoef_merge_prob(p[3], s2, sum);1617 s2 -= c[2];1618 p[4] = noncoef_merge_prob(p[4], c[2], s2);1619 p[5] = noncoef_merge_prob(p[5], c[4], c[5]);1620 sum -= c[3];1621 p[6] = noncoef_merge_prob(p[6], c[3], sum);1622 sum -= c[8];1623 p[7] = noncoef_merge_prob(p[7], c[8], sum);1624 p[8] = noncoef_merge_prob(p[8], c[6], c[7]);1625}1626 1627static inline void merge_probs_variant_e(u8 *p, const u32 *c)1628{1629 p[0] = noncoef_merge_prob(p[0], c[0], c[1] + c[2] + c[3]);1630 p[1] = noncoef_merge_prob(p[1], c[1], c[2] + c[3]);1631 p[2] = noncoef_merge_prob(p[2], c[2], c[3]);1632}1633 1634static inline void merge_probs_variant_f(u8 *p, const u32 *c)1635{1636 p[0] = noncoef_merge_prob(p[0], c[0], c[1] + c[2]);1637 p[1] = noncoef_merge_prob(p[1], c[1], c[2]);1638}1639 1640static void merge_probs_variant_g(u8 *p, const u32 *c)1641{1642 u32 sum;1643 1644 sum = c[1] + c[2] + c[3] + c[4] + c[5] + c[6] + c[7] + c[8] + c[9] + c[10];1645 p[0] = noncoef_merge_prob(p[0], c[0], sum);1646 sum -= c[1];1647 p[1] = noncoef_merge_prob(p[1], c[1], sum);1648 sum -= c[2] + c[3];1649 p[2] = noncoef_merge_prob(p[2], c[2] + c[3], sum);1650 p[3] = noncoef_merge_prob(p[3], c[2], c[3]);1651 sum -= c[4] + c[5];1652 p[4] = noncoef_merge_prob(p[4], c[4] + c[5], sum);1653 p[5] = noncoef_merge_prob(p[5], c[4], c[5]);1654 sum -= c[6];1655 p[6] = noncoef_merge_prob(p[6], c[6], sum);1656 p[7] = noncoef_merge_prob(p[7], c[7] + c[8], c[9] + c[10]);1657 p[8] = noncoef_merge_prob(p[8], c[7], c[8]);1658 p[9] = noncoef_merge_prob(p[9], c[9], c[10]);1659}1660 1661/* 8.4.3 Coefficient probability adaptation process */1662static inline void adapt_probs_variant_a_coef(u8 *p, const u32 *c, u32 update_factor)1663{1664 merge_probs_variant_a(p, c, 24, update_factor);1665}1666 1667static inline void adapt_probs_variant_b_coef(u8 *p, const u32 *c, u32 update_factor)1668{1669 merge_probs_variant_b(p, c, 24, update_factor);1670}1671 1672static void _adapt_coeff(unsigned int i, unsigned int j, unsigned int k,1673 struct v4l2_vp9_frame_context *probs,1674 const struct v4l2_vp9_frame_symbol_counts *counts,1675 u32 uf)1676{1677 s32 l, m;1678 1679 for (l = 0; l < ARRAY_SIZE(probs->coef[0][0][0]); l++) {1680 for (m = 0; m < BAND_6(l); m++) {1681 u8 *p = probs->coef[i][j][k][l][m];1682 const u32 counts_more_coefs[2] = {1683 *counts->eob[i][j][k][l][m][1],1684 *counts->eob[i][j][k][l][m][0] - *counts->eob[i][j][k][l][m][1],1685 };1686 1687 adapt_probs_variant_a_coef(p, *counts->coeff[i][j][k][l][m], uf);1688 adapt_probs_variant_b_coef(p, counts_more_coefs, uf);1689 }1690 }1691}1692 1693static void _adapt_coef_probs(struct v4l2_vp9_frame_context *probs,1694 const struct v4l2_vp9_frame_symbol_counts *counts,1695 unsigned int uf)1696{1697 unsigned int i, j, k;1698 1699 for (i = 0; i < ARRAY_SIZE(probs->coef); i++)1700 for (j = 0; j < ARRAY_SIZE(probs->coef[0]); j++)1701 for (k = 0; k < ARRAY_SIZE(probs->coef[0][0]); k++)1702 _adapt_coeff(i, j, k, probs, counts, uf);1703}1704 1705void v4l2_vp9_adapt_coef_probs(struct v4l2_vp9_frame_context *probs,1706 struct v4l2_vp9_frame_symbol_counts *counts,1707 bool use_128,1708 bool frame_is_intra)1709{1710 if (frame_is_intra) {1711 _adapt_coef_probs(probs, counts, 112);1712 } else {1713 if (use_128)1714 _adapt_coef_probs(probs, counts, 128);1715 else1716 _adapt_coef_probs(probs, counts, 112);1717 }1718}1719EXPORT_SYMBOL_GPL(v4l2_vp9_adapt_coef_probs);1720 1721/* 8.4.4 Non coefficient probability adaptation process, adapt_probs() */1722static inline void adapt_probs_variant_b(u8 *p, const u32 *c)1723{1724 merge_probs_variant_b(p, c, 20, 128);1725}1726 1727static inline void adapt_probs_variant_c(u8 *p, const u32 *c)1728{1729 merge_probs_variant_c(p, c);1730}1731 1732static inline void adapt_probs_variant_d(u8 *p, const u32 *c)1733{1734 merge_probs_variant_d(p, c);1735}1736 1737static inline void adapt_probs_variant_e(u8 *p, const u32 *c)1738{1739 merge_probs_variant_e(p, c);1740}1741 1742static inline void adapt_probs_variant_f(u8 *p, const u32 *c)1743{1744 merge_probs_variant_f(p, c);1745}1746 1747static inline void adapt_probs_variant_g(u8 *p, const u32 *c)1748{1749 merge_probs_variant_g(p, c);1750}1751 1752/* 8.4.4 Non coefficient probability adaptation process, adapt_prob() */1753static inline u8 adapt_prob(u8 prob, const u32 counts[2])1754{1755 return noncoef_merge_prob(prob, counts[0], counts[1]);1756}1757 1758/* 8.4.4 Non coefficient probability adaptation process */1759void v4l2_vp9_adapt_noncoef_probs(struct v4l2_vp9_frame_context *probs,1760 struct v4l2_vp9_frame_symbol_counts *counts,1761 u8 reference_mode, u8 interpolation_filter, u8 tx_mode,1762 u32 flags)1763{1764 unsigned int i, j;1765 1766 for (i = 0; i < ARRAY_SIZE(probs->is_inter); i++)1767 probs->is_inter[i] = adapt_prob(probs->is_inter[i], (*counts->intra_inter)[i]);1768 1769 for (i = 0; i < ARRAY_SIZE(probs->comp_mode); i++)1770 probs->comp_mode[i] = adapt_prob(probs->comp_mode[i], (*counts->comp)[i]);1771 1772 for (i = 0; i < ARRAY_SIZE(probs->comp_ref); i++)1773 probs->comp_ref[i] = adapt_prob(probs->comp_ref[i], (*counts->comp_ref)[i]);1774 1775 if (reference_mode != V4L2_VP9_REFERENCE_MODE_COMPOUND_REFERENCE)1776 for (i = 0; i < ARRAY_SIZE(probs->single_ref); i++)1777 for (j = 0; j < ARRAY_SIZE(probs->single_ref[0]); j++)1778 probs->single_ref[i][j] = adapt_prob(probs->single_ref[i][j],1779 (*counts->single_ref)[i][j]);1780 1781 for (i = 0; i < ARRAY_SIZE(probs->inter_mode); i++)1782 adapt_probs_variant_c(probs->inter_mode[i], (*counts->mv_mode)[i]);1783 1784 for (i = 0; i < ARRAY_SIZE(probs->y_mode); i++)1785 adapt_probs_variant_d(probs->y_mode[i], (*counts->y_mode)[i]);1786 1787 for (i = 0; i < ARRAY_SIZE(probs->uv_mode); i++)1788 adapt_probs_variant_d(probs->uv_mode[i], (*counts->uv_mode)[i]);1789 1790 for (i = 0; i < ARRAY_SIZE(probs->partition); i++)1791 adapt_probs_variant_e(probs->partition[i], (*counts->partition)[i]);1792 1793 for (i = 0; i < ARRAY_SIZE(probs->skip); i++)1794 probs->skip[i] = adapt_prob(probs->skip[i], (*counts->skip)[i]);1795 1796 if (interpolation_filter == V4L2_VP9_INTERP_FILTER_SWITCHABLE)1797 for (i = 0; i < ARRAY_SIZE(probs->interp_filter); i++)1798 adapt_probs_variant_f(probs->interp_filter[i], (*counts->filter)[i]);1799 1800 if (tx_mode == V4L2_VP9_TX_MODE_SELECT)1801 for (i = 0; i < ARRAY_SIZE(probs->tx8); i++) {1802 adapt_probs_variant_b(probs->tx8[i], (*counts->tx8p)[i]);1803 adapt_probs_variant_f(probs->tx16[i], (*counts->tx16p)[i]);1804 adapt_probs_variant_e(probs->tx32[i], (*counts->tx32p)[i]);1805 }1806 1807 adapt_probs_variant_e(probs->mv.joint, *counts->mv_joint);1808 1809 for (i = 0; i < ARRAY_SIZE(probs->mv.sign); i++) {1810 probs->mv.sign[i] = adapt_prob(probs->mv.sign[i], (*counts->sign)[i]);1811 1812 adapt_probs_variant_g(probs->mv.classes[i], (*counts->classes)[i]);1813 1814 probs->mv.class0_bit[i] = adapt_prob(probs->mv.class0_bit[i], (*counts->class0)[i]);1815 1816 for (j = 0; j < ARRAY_SIZE(probs->mv.bits[0]); j++)1817 probs->mv.bits[i][j] = adapt_prob(probs->mv.bits[i][j],1818 (*counts->bits)[i][j]);1819 1820 for (j = 0; j < ARRAY_SIZE(probs->mv.class0_fr[0]); j++)1821 adapt_probs_variant_e(probs->mv.class0_fr[i][j],1822 (*counts->class0_fp)[i][j]);1823 1824 adapt_probs_variant_e(probs->mv.fr[i], (*counts->fp)[i]);1825 1826 if (!(flags & V4L2_VP9_FRAME_FLAG_ALLOW_HIGH_PREC_MV))1827 continue;1828 1829 probs->mv.class0_hp[i] = adapt_prob(probs->mv.class0_hp[i],1830 (*counts->class0_hp)[i]);1831 1832 probs->mv.hp[i] = adapt_prob(probs->mv.hp[i], (*counts->hp)[i]);1833 }1834}1835EXPORT_SYMBOL_GPL(v4l2_vp9_adapt_noncoef_probs);1836 1837bool1838v4l2_vp9_seg_feat_enabled(const u8 *feature_enabled,1839 unsigned int feature,1840 unsigned int segid)1841{1842 u8 mask = V4L2_VP9_SEGMENT_FEATURE_ENABLED(feature);1843 1844 return !!(feature_enabled[segid] & mask);1845}1846EXPORT_SYMBOL_GPL(v4l2_vp9_seg_feat_enabled);1847 1848MODULE_LICENSE("GPL");1849MODULE_DESCRIPTION("V4L2 VP9 Helpers");1850MODULE_AUTHOR("Andrzej Pietrasiewicz <andrzej.p@collabora.com>");1851