| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| |
| #include <stdio.h> |
| |
| #include "vp9/common/vp9_entropy.h" |
| #include "string.h" |
| #include "vp9/common/vp9_blockd.h" |
| #include "vp9/common/vp9_onyxc_int.h" |
| #include "vp9/common/vp9_entropymode.h" |
| #include "vpx_mem/vpx_mem.h" |
| #include "vpx/vpx_integer.h" |
| #include "vp9/common/vp9_coefupdateprobs.h" |
| |
| const int vp9_i8x8_block[4] = {0, 2, 8, 10}; |
| |
| DECLARE_ALIGNED(16, const uint8_t, vp9_norm[256]) = { |
| 0, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, |
| 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, |
| 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, |
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_coef_bands_4x4[16]) = { |
| 0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7 |
| }; |
| |
| DECLARE_ALIGNED(16, const uint8_t, vp9_prev_token_class[MAX_ENTROPY_TOKENS]) = { |
| 0, 1, 2, 2, 3, 3, 3, 3, 3, 3, 3, 0 |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_default_zig_zag1d_4x4[16]) = { |
| 0, 1, 4, 8, |
| 5, 2, 3, 6, |
| 9, 12, 13, 10, |
| 7, 11, 14, 15, |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_col_scan_4x4[16]) = { |
| 0, 4, 8, 12, |
| 1, 5, 9, 13, |
| 2, 6, 10, 14, |
| 3, 7, 11, 15 |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_row_scan_4x4[16]) = { |
| 0, 1, 2, 3, |
| 4, 5, 6, 7, |
| 8, 9, 10, 11, |
| 12, 13, 14, 15 |
| }; |
| |
| DECLARE_ALIGNED(64, const int, vp9_coef_bands_8x8[64]) = { 0, 1, 2, 3, 5, 4, 4, 5, |
| 5, 3, 6, 3, 5, 4, 6, 6, |
| 6, 5, 5, 6, 6, 6, 6, 6, |
| 6, 6, 6, 6, 6, 6, 6, 6, |
| 6, 6, 6, 6, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7 |
| }; |
| |
| DECLARE_ALIGNED(64, const int, vp9_default_zig_zag1d_8x8[64]) = { |
| 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, |
| 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, |
| 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, |
| 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63, |
| }; |
| |
| // Table can be optimized. |
| DECLARE_ALIGNED(16, const int, vp9_coef_bands_16x16[256]) = { |
| 0, 1, 2, 3, 5, 4, 4, 5, 5, 3, 6, 3, 5, 4, 6, 6, |
| 6, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, |
| 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_default_zig_zag1d_16x16[256]) = { |
| 0, 1, 16, 32, 17, 2, 3, 18, |
| 33, 48, 64, 49, 34, 19, 4, 5, |
| 20, 35, 50, 65, 80, 96, 81, 66, |
| 51, 36, 21, 6, 7, 22, 37, 52, |
| 67, 82, 97, 112, 128, 113, 98, 83, |
| 68, 53, 38, 23, 8, 9, 24, 39, |
| 54, 69, 84, 99, 114, 129, 144, 160, |
| 145, 130, 115, 100, 85, 70, 55, 40, |
| 25, 10, 11, 26, 41, 56, 71, 86, |
| 101, 116, 131, 146, 161, 176, 192, 177, |
| 162, 147, 132, 117, 102, 87, 72, 57, |
| 42, 27, 12, 13, 28, 43, 58, 73, |
| 88, 103, 118, 133, 148, 163, 178, 193, |
| 208, 224, 209, 194, 179, 164, 149, 134, |
| 119, 104, 89, 74, 59, 44, 29, 14, |
| 15, 30, 45, 60, 75, 90, 105, 120, |
| 135, 150, 165, 180, 195, 210, 225, 240, |
| 241, 226, 211, 196, 181, 166, 151, 136, |
| 121, 106, 91, 76, 61, 46, 31, 47, |
| 62, 77, 92, 107, 122, 137, 152, 167, |
| 182, 197, 212, 227, 242, 243, 228, 213, |
| 198, 183, 168, 153, 138, 123, 108, 93, |
| 78, 63, 79, 94, 109, 124, 139, 154, |
| 169, 184, 199, 214, 229, 244, 245, 230, |
| 215, 200, 185, 170, 155, 140, 125, 110, |
| 95, 111, 126, 141, 156, 171, 186, 201, |
| 216, 231, 246, 247, 232, 217, 202, 187, |
| 172, 157, 142, 127, 143, 158, 173, 188, |
| 203, 218, 233, 248, 249, 234, 219, 204, |
| 189, 174, 159, 175, 190, 205, 220, 235, |
| 250, 251, 236, 221, 206, 191, 207, 222, |
| 237, 252, 253, 238, 223, 239, 254, 255, |
| }; |
| |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| #if CONFIG_DWT32X32HYBRID |
| DECLARE_ALIGNED(16, const int, vp9_coef_bands_32x32[1024]) = { |
| 0, 1, 2, 3, 5, 4, 4, 5, 5, 3, 6, 3, 5, 4, 6, |
| 6, 6, 6, |
| 6, |
| 6, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, |
| 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_default_zig_zag1d_32x32[1024]) = { |
| 0, 1, 32, 64, 33, 2, 3, 34, |
| 65, 96, 128, 97, 66, 35, 4, |
| 16, 512, 528, |
| 5, |
| 36, 67, 98, 129, 160, 192, 161, 130, |
| 99, 68, 37, 6, 7, 38, 69, 100, |
| 131, 162, 193, 224, 256, 225, 194, 163, |
| 132, 101, 70, 39, 8, 9, 40, 71, |
| 102, 133, 164, 195, 226, 257, 288, 320, |
| 289, 258, 227, 196, 165, 134, 103, 72, |
| 41, 10, 11, 42, 73, 104, 135, 166, |
| 197, 228, 259, 290, 321, 352, 384, 353, |
| 322, 291, 260, 229, 198, 167, 136, 105, |
| 74, 43, 12, 13, 44, 75, 106, 137, |
| 168, 199, 230, 261, 292, 323, 354, 385, |
| 416, 448, 417, 386, 355, 324, 293, 262, |
| 231, 200, 169, 138, 107, 76, 45, 14, |
| 15, 46, 77, 108, 139, 170, 201, 232, |
| 263, 294, 325, 356, 387, 418, 449, 480, |
| 481, 450, 419, 388, 357, 326, 295, 264, |
| 233, 202, 171, 140, 109, 78, 47, 79, |
| 110, 141, 172, 203, 234, 265, 296, 327, |
| 358, 389, 420, 451, 482, 483, 452, 421, |
| 390, 359, 328, 297, 266, 235, 204, 173, |
| 142, 111, 143, 174, 205, 236, 267, 298, |
| 329, 360, 391, 422, 453, 484, 485, 454, |
| 423, 392, 361, 330, 299, 268, 237, 206, |
| 175, 207, 238, 269, 300, 331, 362, 393, |
| 424, 455, 486, 487, 456, 425, 394, 363, |
| 332, 301, 270, 239, 271, 302, 333, 364, |
| 395, 426, 457, 488, 489, 458, 427, 396, |
| 365, 334, 303, 335, 366, 397, 428, 459, |
| 490, 491, 460, 429, 398, 367, 399, 430, |
| 461, 492, 493, 462, 431, 463, 494, 495, |
| |
| 17, 513, 529, 48, 544, |
| 560, 80, 576, 592, 49, 545, 561, 18, |
| 514, 530, 19, 515, 531, 50, 546, 562, |
| 81, 577, 593, 112, 608, 624, 144, 640, |
| 656, 113, 609, 625, 82, 578, 594, 51, |
| 547, 563, 20, 516, 532, 21, 517, 533, |
| 52, 548, 564, 83, 579, 595, 114, 610, |
| 626, 145, 641, 657, 176, 672, 688, 208, |
| 704, 720, 177, 673, 689, 146, 642, 658, |
| 115, 611, 627, 84, 580, 596, 53, 549, |
| 565, 22, 518, 534, 23, 519, 535, 54, |
| 550, 566, 85, 581, 597, 116, 612, 628, |
| 147, 643, 659, 178, 674, 690, 209, 705, |
| 721, 240, 736, 752, 272, 768, 784, 241, |
| 737, 753, 210, 706, 722, 179, 675, 691, |
| 148, 644, 660, 117, 613, 629, 86, 582, |
| 598, 55, 551, 567, 24, 520, 536, 25, |
| 521, 537, 56, 552, 568, 87, 583, 599, |
| 118, 614, 630, 149, 645, 661, 180, 676, |
| 692, 211, 707, 723, 242, 738, 754, 273, |
| 769, 785, 304, 800, 816, 336, 832, 848, |
| 305, 801, 817, 274, 770, 786, 243, 739, |
| 755, 212, 708, 724, 181, 677, 693, 150, |
| 646, 662, 119, 615, 631, 88, 584, 600, |
| 57, 553, 569, 26, 522, 538, 27, 523, |
| 539, 58, 554, 570, 89, 585, 601, 120, |
| 616, 632, 151, 647, 663, 182, 678, 694, |
| 213, 709, 725, 244, 740, 756, 275, 771, |
| 787, 306, 802, 818, 337, 833, 849, 368, |
| 864, 880, 400, 896, 912, 369, 865, 881, |
| 338, 834, 850, 307, 803, 819, 276, 772, |
| 788, 245, 741, 757, 214, 710, 726, 183, |
| |
| 679, 695, 152, 648, 664, 121, 617, 633, |
| 90, 586, 602, 59, 555, 571, 28, 524, |
| 540, 29, 525, 541, 60, 556, 572, 91, |
| 587, 603, 122, 618, 634, 153, 649, 665, |
| 184, 680, 696, 215, 711, 727, 246, 742, |
| 758, 277, 773, 789, 308, 804, 820, 339, |
| 835, 851, 370, 866, 882, 401, 897, 913, |
| 432, 928, 944, 464, 960, 976, 433, 929, |
| 945, 402, 898, 914, 371, 867, 883, 340, |
| 836, 852, 309, 805, 821, 278, 774, 790, |
| 247, 743, 759, 216, 712, 728, 185, 681, |
| 697, 154, 650, 666, 123, 619, 635, 92, |
| 588, 604, 61, 557, 573, 30, 526, 542, |
| 31, 527, 543, 62, 558, 574, 93, 589, |
| 605, 124, 620, 636, 155, 651, 667, 186, |
| 682, 698, 217, 713, 729, 248, 744, 760, |
| 279, 775, 791, 310, 806, 822, 341, 837, |
| 853, 372, 868, 884, 403, 899, 915, 434, |
| 930, 946, 465, 961, 977, 496, 992, 1008, |
| 497, 993, 1009, 466, 962, 978, 435, 931, |
| 947, 404, 900, 916, 373, 869, 885, 342, |
| 838, 854, 311, 807, 823, 280, 776, 792, |
| 249, 745, 761, 218, 714, 730, 187, 683, |
| 699, 156, 652, 668, 125, 621, 637, 94, |
| 590, 606, 63, 559, 575, 95, 591, 607, |
| 126, 622, 638, 157, 653, 669, 188, 684, |
| 700, 219, 715, 731, 250, 746, 762, 281, |
| 777, 793, 312, 808, 824, 343, 839, 855, |
| 374, 870, 886, 405, 901, 917, 436, 932, |
| 948, 467, 963, 979, 498, 994, 1010, 499, |
| 995, 1011, 468, 964, 980, 437, 933, 949, |
| 406, 902, 918, 375, 871, 887, 344, 840, |
| |
| 856, 313, 809, 825, 282, 778, 794, 251, |
| 747, 763, 220, 716, 732, 189, 685, 701, |
| 158, 654, 670, 127, 623, 639, 159, 655, |
| 671, 190, 686, 702, 221, 717, 733, 252, |
| 748, 764, 283, 779, 795, 314, 810, 826, |
| 345, 841, 857, 376, 872, 888, 407, 903, |
| 919, 438, 934, 950, 469, 965, 981, 500, |
| 996, 1012, 501, 997, 1013, 470, 966, 982, |
| 439, 935, 951, 408, 904, 920, 377, 873, |
| 889, 346, 842, 858, 315, 811, 827, 284, |
| 780, 796, 253, 749, 765, 222, 718, 734, |
| 191, 687, 703, 223, 719, 735, 254, 750, |
| 766, 285, 781, 797, 316, 812, 828, 347, |
| 843, 859, 378, 874, 890, 409, 905, 921, |
| 440, 936, 952, 471, 967, 983, 502, 998, |
| 1014, 503, 999, 1015, 472, 968, 984, 441, |
| 937, 953, 410, 906, 922, 379, 875, 891, |
| 348, 844, 860, 317, 813, 829, 286, 782, |
| 798, 255, 751, 767, 287, 783, 799, 318, |
| 814, 830, 349, 845, 861, 380, 876, 892, |
| 411, 907, 923, 442, 938, 954, 473, 969, |
| 985, 504, 1000, 1016, 505, 1001, 1017, 474, |
| 970, 986, 443, 939, 955, 412, 908, 924, |
| 381, 877, 893, 350, 846, 862, 319, 815, |
| 831, 351, 847, 863, 382, 878, 894, 413, |
| 909, 925, 444, 940, 956, 475, 971, 987, |
| 506, 1002, 1018, 507, 1003, 1019, 476, 972, |
| 988, 445, 941, 957, 414, 910, 926, 383, |
| 879, 895, 415, 911, 927, 446, 942, 958, |
| 477, 973, 989, 508, 1004, 1020, 509, 1005, |
| 1021, 478, 974, 990, 447, 943, 959, 479, |
| 975, 991, 510, 1006, 1022, 511, 1007, 1023, |
| }; |
| |
| #else |
| |
| DECLARE_ALIGNED(16, const int, vp9_coef_bands_32x32[1024]) = { |
| 0, 1, 2, 3, 5, 4, 4, 5, 5, 3, 6, 3, 5, 4, 6, 6, |
| 6, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, |
| 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, |
| }; |
| |
| DECLARE_ALIGNED(16, const int, vp9_default_zig_zag1d_32x32[1024]) = { |
| 0, 1, 32, 64, 33, 2, 3, 34, 65, 96, 128, 97, 66, 35, 4, 5, 36, 67, 98, 129, 160, 192, 161, 130, 99, 68, 37, 6, 7, 38, 69, 100, |
| 131, 162, 193, 224, 256, 225, 194, 163, 132, 101, 70, 39, 8, 9, 40, 71, 102, 133, 164, 195, 226, 257, 288, 320, 289, 258, 227, 196, 165, 134, 103, 72, |
| 41, 10, 11, 42, 73, 104, 135, 166, 197, 228, 259, 290, 321, 352, 384, 353, 322, 291, 260, 229, 198, 167, 136, 105, 74, 43, 12, 13, 44, 75, 106, 137, |
| 168, 199, 230, 261, 292, 323, 354, 385, 416, 448, 417, 386, 355, 324, 293, 262, 231, 200, 169, 138, 107, 76, 45, 14, 15, 46, 77, 108, 139, 170, 201, 232, |
| 263, 294, 325, 356, 387, 418, 449, 480, 512, 481, 450, 419, 388, 357, 326, 295, 264, 233, 202, 171, 140, 109, 78, 47, 16, 17, 48, 79, 110, 141, 172, 203, |
| 234, 265, 296, 327, 358, 389, 420, 451, 482, 513, 544, 576, 545, 514, 483, 452, 421, 390, 359, 328, 297, 266, 235, 204, 173, 142, 111, 80, 49, 18, 19, 50, |
| 81, 112, 143, 174, 205, 236, 267, 298, 329, 360, 391, 422, 453, 484, 515, 546, 577, 608, 640, 609, 578, 547, 516, 485, 454, 423, 392, 361, 330, 299, 268, 237, |
| 206, 175, 144, 113, 82, 51, 20, 21, 52, 83, 114, 145, 176, 207, 238, 269, 300, 331, 362, 393, 424, 455, 486, 517, 548, 579, 610, 641, 672, 704, 673, 642, |
| 611, 580, 549, 518, 487, 456, 425, 394, 363, 332, 301, 270, 239, 208, 177, 146, 115, 84, 53, 22, 23, 54, 85, 116, 147, 178, 209, 240, 271, 302, 333, 364, |
| 395, 426, 457, 488, 519, 550, 581, 612, 643, 674, 705, 736, 768, 737, 706, 675, 644, 613, 582, 551, 520, 489, 458, 427, 396, 365, 334, 303, 272, 241, 210, 179, |
| 148, 117, 86, 55, 24, 25, 56, 87, 118, 149, 180, 211, 242, 273, 304, 335, 366, 397, 428, 459, 490, 521, 552, 583, 614, 645, 676, 707, 738, 769, 800, 832, |
| 801, 770, 739, 708, 677, 646, 615, 584, 553, 522, 491, 460, 429, 398, 367, 336, 305, 274, 243, 212, 181, 150, 119, 88, 57, 26, 27, 58, 89, 120, 151, 182, |
| 213, 244, 275, 306, 337, 368, 399, 430, 461, 492, 523, 554, 585, 616, 647, 678, 709, 740, 771, 802, 833, 864, 896, 865, 834, 803, 772, 741, 710, 679, 648, 617, |
| 586, 555, 524, 493, 462, 431, 400, 369, 338, 307, 276, 245, 214, 183, 152, 121, 90, 59, 28, 29, 60, 91, 122, 153, 184, 215, 246, 277, 308, 339, 370, 401, |
| 432, 463, 494, 525, 556, 587, 618, 649, 680, 711, 742, 773, 804, 835, 866, 897, 928, 960, 929, 898, 867, 836, 805, 774, 743, 712, 681, 650, 619, 588, 557, 526, |
| 495, 464, 433, 402, 371, 340, 309, 278, 247, 216, 185, 154, 123, 92, 61, 30, 31, 62, 93, 124, 155, 186, 217, 248, 279, 310, 341, 372, 403, 434, 465, 496, |
| 527, 558, 589, 620, 651, 682, 713, 744, 775, 806, 837, 868, 899, 930, 961, 992, 993, 962, 931, 900, 869, 838, 807, 776, 745, 714, 683, 652, 621, 590, 559, 528, |
| 497, 466, 435, 404, 373, 342, 311, 280, 249, 218, 187, 156, 125, 94, 63, 95, 126, 157, 188, 219, 250, 281, 312, 343, 374, 405, 436, 467, 498, 529, 560, 591, |
| 622, 653, 684, 715, 746, 777, 808, 839, 870, 901, 932, 963, 994, 995, 964, 933, 902, 871, 840, 809, 778, 747, 716, 685, 654, 623, 592, 561, 530, 499, 468, 437, |
| 406, 375, 344, 313, 282, 251, 220, 189, 158, 127, 159, 190, 221, 252, 283, 314, 345, 376, 407, 438, 469, 500, 531, 562, 593, 624, 655, 686, 717, 748, 779, 810, |
| 841, 872, 903, 934, 965, 996, 997, 966, 935, 904, 873, 842, 811, 780, 749, 718, 687, 656, 625, 594, 563, 532, 501, 470, 439, 408, 377, 346, 315, 284, 253, 222, |
| 191, 223, 254, 285, 316, 347, 378, 409, 440, 471, 502, 533, 564, 595, 626, 657, 688, 719, 750, 781, 812, 843, 874, 905, 936, 967, 998, 999, 968, 937, 906, 875, |
| 844, 813, 782, 751, 720, 689, 658, 627, 596, 565, 534, 503, 472, 441, 410, 379, 348, 317, 286, 255, 287, 318, 349, 380, 411, 442, 473, 504, 535, 566, 597, 628, |
| 659, 690, 721, 752, 783, 814, 845, 876, 907, 938, 969, 1000, 1001, 970, 939, 908, 877, 846, 815, 784, 753, 722, 691, 660, 629, 598, 567, 536, 505, 474, 443, 412, |
| 381, 350, 319, 351, 382, 413, 444, 475, 506, 537, 568, 599, 630, 661, 692, 723, 754, 785, 816, 847, 878, 909, 940, 971, 1002, 1003, 972, 941, 910, 879, 848, 817, |
| 786, 755, 724, 693, 662, 631, 600, 569, 538, 507, 476, 445, 414, 383, 415, 446, 477, 508, 539, 570, 601, 632, 663, 694, 725, 756, 787, 818, 849, 880, 911, 942, |
| 973, 1004, 1005, 974, 943, 912, 881, 850, 819, 788, 757, 726, 695, 664, 633, 602, 571, 540, 509, 478, 447, 479, 510, 541, 572, 603, 634, 665, 696, 727, 758, 789, |
| 820, 851, 882, 913, 944, 975, 1006, 1007, 976, 945, 914, 883, 852, 821, 790, 759, 728, 697, 666, 635, 604, 573, 542, 511, 543, 574, 605, 636, 667, 698, 729, 760, |
| 791, 822, 853, 884, 915, 946, 977, 1008, 1009, 978, 947, 916, 885, 854, 823, 792, 761, 730, 699, 668, 637, 606, 575, 607, 638, 669, 700, 731, 762, 793, 824, 855, |
| 886, 917, 948, 979, 1010, 1011, 980, 949, 918, 887, 856, 825, 794, 763, 732, 701, 670, 639, 671, 702, 733, 764, 795, 826, 857, 888, 919, 950, 981, 1012, 1013, 982, |
| 951, 920, 889, 858, 827, 796, 765, 734, 703, 735, 766, 797, 828, 859, 890, 921, 952, 983, 1014, 1015, 984, 953, 922, 891, 860, 829, 798, 767, 799, 830, 861, 892, |
| 923, 954, 985, 1016, 1017, 986, 955, 924, 893, 862, 831, 863, 894, 925, 956, 987, 1018, 1019, 988, 957, 926, 895, 927, 958, 989, 1020, 1021, 990, 959, 991, 1022, 1023, |
| }; |
| #endif // CONFIG_DWT32X32HYBRID |
| #endif |
| |
| /* Array indices are identical to previously-existing CONTEXT_NODE indices */ |
| |
| const vp9_tree_index vp9_coef_tree[ 22] = /* corresponding _CONTEXT_NODEs */ |
| { |
| -DCT_EOB_TOKEN, 2, /* 0 = EOB */ |
| -ZERO_TOKEN, 4, /* 1 = ZERO */ |
| -ONE_TOKEN, 6, /* 2 = ONE */ |
| 8, 12, /* 3 = LOW_VAL */ |
| -TWO_TOKEN, 10, /* 4 = TWO */ |
| -THREE_TOKEN, -FOUR_TOKEN, /* 5 = THREE */ |
| 14, 16, /* 6 = HIGH_LOW */ |
| -DCT_VAL_CATEGORY1, -DCT_VAL_CATEGORY2, /* 7 = CAT_ONE */ |
| 18, 20, /* 8 = CAT_THREEFOUR */ |
| -DCT_VAL_CATEGORY3, -DCT_VAL_CATEGORY4, /* 9 = CAT_THREE */ |
| -DCT_VAL_CATEGORY5, -DCT_VAL_CATEGORY6 /* 10 = CAT_FIVE */ |
| }; |
| |
| struct vp9_token_struct vp9_coef_encodings[MAX_ENTROPY_TOKENS]; |
| |
| /* Trees for extra bits. Probabilities are constant and |
| do not depend on previously encoded bits */ |
| |
| static const vp9_prob Pcat1[] = { 159}; |
| static const vp9_prob Pcat2[] = { 165, 145}; |
| static const vp9_prob Pcat3[] = { 173, 148, 140}; |
| static const vp9_prob Pcat4[] = { 176, 155, 140, 135}; |
| static const vp9_prob Pcat5[] = { 180, 157, 141, 134, 130}; |
| static const vp9_prob Pcat6[] = { |
| 254, 254, 254, 252, 249, 243, 230, 196, 177, 153, 140, 133, 130, 129 |
| }; |
| |
| static vp9_tree_index cat1[2], cat2[4], cat3[6], cat4[8], cat5[10], cat6[28]; |
| |
| static void init_bit_tree(vp9_tree_index *p, int n) { |
| int i = 0; |
| |
| while (++i < n) { |
| p[0] = p[1] = i << 1; |
| p += 2; |
| } |
| |
| p[0] = p[1] = 0; |
| } |
| |
| static void init_bit_trees() { |
| init_bit_tree(cat1, 1); |
| init_bit_tree(cat2, 2); |
| init_bit_tree(cat3, 3); |
| init_bit_tree(cat4, 4); |
| init_bit_tree(cat5, 5); |
| init_bit_tree(cat6, 14); |
| } |
| |
| vp9_extra_bit_struct vp9_extra_bits[12] = { |
| { 0, 0, 0, 0}, |
| { 0, 0, 0, 1}, |
| { 0, 0, 0, 2}, |
| { 0, 0, 0, 3}, |
| { 0, 0, 0, 4}, |
| { cat1, Pcat1, 1, 5}, |
| { cat2, Pcat2, 2, 7}, |
| { cat3, Pcat3, 3, 11}, |
| { cat4, Pcat4, 4, 19}, |
| { cat5, Pcat5, 5, 35}, |
| { cat6, Pcat6, 14, 67}, |
| { 0, 0, 0, 0} |
| }; |
| |
| #include "vp9/common/vp9_default_coef_probs.h" |
| |
| #if CONFIG_NEWCOEFCONTEXT |
| |
| // Neighborhood 5-tuples for various scans and blocksizes, |
| // in {top, left, topleft, topright, bottomleft} order |
| // for each position in raster scan order. |
| // -1 indicates the neighbor does not exist. |
| DECLARE_ALIGNED(16, int, |
| vp9_default_zig_zag1d_4x4_neighbors[16 * MAX_NEIGHBORS]); |
| DECLARE_ALIGNED(16, int, |
| vp9_col_scan_4x4_neighbors[16 * MAX_NEIGHBORS]); |
| DECLARE_ALIGNED(16, int, |
| vp9_row_scan_4x4_neighbors[16 * MAX_NEIGHBORS]); |
| DECLARE_ALIGNED(16, int, |
| vp9_default_zig_zag1d_8x8_neighbors[64 * MAX_NEIGHBORS]); |
| DECLARE_ALIGNED(16, int, |
| vp9_default_zig_zag1d_16x16_neighbors[256 * MAX_NEIGHBORS]); |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| DECLARE_ALIGNED(16, int, |
| vp9_default_zig_zag1d_32x32_neighbors[1024 * MAX_NEIGHBORS]); |
| #endif |
| |
| static int find_in_scan(const int *scan, int l, int m) { |
| int i, l2 = l * l; |
| for (i = 0; i < l2; ++i) { |
| if (scan[i] == m) |
| return i; |
| } |
| return -1; |
| } |
| |
| static void init_scan_neighbors(const int *scan, int l, int *neighbors) { |
| int l2 = l * l; |
| int m, n, i, j, k; |
| for (n = 0; n < l2; ++n) { |
| int locn = find_in_scan(scan, l, n); |
| int z = -1; |
| i = n / l; |
| j = n % l; |
| for (k = 0; k < MAX_NEIGHBORS; ++k) |
| neighbors[MAX_NEIGHBORS * n + k] = -1; |
| if (i - 1 >= 0) { |
| m = (i - 1) * l + j; |
| if (find_in_scan(scan, l, m) < locn) { |
| neighbors[MAX_NEIGHBORS * n] = m; |
| if (m == 0) z = 0; |
| } |
| } |
| if (j - 1 >= 0) { |
| m = i * l + j - 1; |
| if (find_in_scan(scan, l, m) < locn) { |
| neighbors[MAX_NEIGHBORS * n + 1] = m; |
| if (m == 0) z = 1; |
| } |
| } |
| if (i - 1 >= 0 && j - 1 >= 0) { |
| m = (i - 1) * l + j - 1; |
| if (find_in_scan(scan, l, m) < locn) { |
| neighbors[MAX_NEIGHBORS * n + 2] = m; |
| if (m == 0) z = 2; |
| } |
| } |
| if (i - 1 >= 0 && j + 1 < l) { |
| m = (i - 1) * l + j + 1; |
| if (find_in_scan(scan, l, m) < locn) { |
| neighbors[MAX_NEIGHBORS * n + 3] = m; |
| if (m == 0) z = 3; |
| } |
| } |
| if (i + 1 < l && j - 1 >= 0) { |
| m = (i + 1) * l + j - 1; |
| if (find_in_scan(scan, l, m) < locn) { |
| neighbors[MAX_NEIGHBORS * n + 4] = m; |
| if (m == 0) z = 4; |
| } |
| } |
| if (z != -1) { // zero exists |
| int v = 0; |
| for (k = 0; k < MAX_NEIGHBORS; ++k) |
| v += (neighbors[MAX_NEIGHBORS * n + k] > 0); |
| if (v) { |
| neighbors[MAX_NEIGHBORS * n + z] = -1; |
| } |
| } |
| } |
| } |
| |
| void vp9_init_neighbors() { |
| init_scan_neighbors(vp9_default_zig_zag1d_4x4, 4, |
| vp9_default_zig_zag1d_4x4_neighbors); |
| init_scan_neighbors(vp9_row_scan_4x4, 4, |
| vp9_row_scan_4x4_neighbors); |
| init_scan_neighbors(vp9_col_scan_4x4, 4, |
| vp9_col_scan_4x4_neighbors); |
| init_scan_neighbors(vp9_default_zig_zag1d_8x8, 8, |
| vp9_default_zig_zag1d_8x8_neighbors); |
| init_scan_neighbors(vp9_default_zig_zag1d_16x16, 16, |
| vp9_default_zig_zag1d_16x16_neighbors); |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| init_scan_neighbors(vp9_default_zig_zag1d_32x32, 32, |
| vp9_default_zig_zag1d_32x32_neighbors); |
| #endif |
| } |
| |
| const int *vp9_get_coef_neighbors_handle(const int *scan) { |
| if (scan == vp9_default_zig_zag1d_4x4) { |
| return vp9_default_zig_zag1d_4x4_neighbors; |
| } else if (scan == vp9_row_scan_4x4) { |
| return vp9_row_scan_4x4_neighbors; |
| } else if (scan == vp9_col_scan_4x4) { |
| return vp9_col_scan_4x4_neighbors; |
| } else if (scan == vp9_default_zig_zag1d_8x8) { |
| return vp9_default_zig_zag1d_8x8_neighbors; |
| } else if (scan == vp9_default_zig_zag1d_16x16) { |
| return vp9_default_zig_zag1d_16x16_neighbors; |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| } else if (scan == vp9_default_zig_zag1d_32x32) { |
| return vp9_default_zig_zag1d_32x32_neighbors; |
| #endif |
| } |
| return vp9_default_zig_zag1d_4x4_neighbors; |
| } |
| |
| int vp9_get_coef_neighbor_context(const short int *qcoeff_ptr, int nodc, |
| const int *neigbor_handle, int rc) { |
| static int neighbors_used = MAX_NEIGHBORS; // maximum is MAX_NEIGHBORS |
| const int *nb = neigbor_handle + rc * MAX_NEIGHBORS; |
| int i, v, val = 0, n = 0; |
| for (i = 0; i < neighbors_used; ++i) { |
| if (nb[i] == -1 || (nb[i] == 0 && nodc)) { |
| continue; |
| } |
| v = abs(qcoeff_ptr[nb[i]]); |
| val = (v > val ? v : val); |
| n++; |
| } |
| if (n == 0) |
| return 0; |
| else if (val <= 1) |
| return val; |
| else if (val < 4) |
| return 2; |
| else |
| return 3; |
| } |
| #endif /* CONFIG_NEWCOEFCONTEXT */ |
| |
| void vp9_default_coef_probs(VP9_COMMON *pc) { |
| vpx_memcpy(pc->fc.coef_probs_4x4, default_coef_probs_4x4, |
| sizeof(pc->fc.coef_probs_4x4)); |
| vpx_memcpy(pc->fc.hybrid_coef_probs_4x4, default_hybrid_coef_probs_4x4, |
| sizeof(pc->fc.hybrid_coef_probs_4x4)); |
| |
| vpx_memcpy(pc->fc.coef_probs_8x8, default_coef_probs_8x8, |
| sizeof(pc->fc.coef_probs_8x8)); |
| vpx_memcpy(pc->fc.hybrid_coef_probs_8x8, default_hybrid_coef_probs_8x8, |
| sizeof(pc->fc.hybrid_coef_probs_8x8)); |
| |
| vpx_memcpy(pc->fc.coef_probs_16x16, default_coef_probs_16x16, |
| sizeof(pc->fc.coef_probs_16x16)); |
| vpx_memcpy(pc->fc.hybrid_coef_probs_16x16, |
| default_hybrid_coef_probs_16x16, |
| sizeof(pc->fc.hybrid_coef_probs_16x16)); |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| vpx_memcpy(pc->fc.coef_probs_32x32, default_coef_probs_32x32, |
| sizeof(pc->fc.coef_probs_32x32)); |
| #endif |
| } |
| |
| void vp9_coef_tree_initialize() { |
| init_bit_trees(); |
| vp9_tokens_from_tree(vp9_coef_encodings, vp9_coef_tree); |
| } |
| |
| // #define COEF_COUNT_TESTING |
| |
| #define COEF_COUNT_SAT 24 |
| #define COEF_MAX_UPDATE_FACTOR 112 |
| #define COEF_COUNT_SAT_KEY 24 |
| #define COEF_MAX_UPDATE_FACTOR_KEY 112 |
| #define COEF_COUNT_SAT_AFTER_KEY 24 |
| #define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128 |
| |
| static void update_coef_probs(vp9_coeff_probs *dst_coef_probs, |
| vp9_coeff_probs *pre_coef_probs, |
| int block_types, vp9_coeff_count *coef_counts, |
| int count_sat, int update_factor) { |
| int t, i, j, k, count; |
| unsigned int branch_ct[ENTROPY_NODES][2]; |
| vp9_prob coef_probs[ENTROPY_NODES]; |
| int factor; |
| |
| for (i = 0; i < block_types; ++i) |
| for (j = 0; j < COEF_BANDS; ++j) |
| for (k = 0; k < PREV_COEF_CONTEXTS; ++k) { |
| if (k >= 3 && ((i == 0 && j == 1) || (i > 0 && j == 0))) |
| continue; |
| vp9_tree_probs_from_distribution(MAX_ENTROPY_TOKENS, |
| vp9_coef_encodings, vp9_coef_tree, |
| coef_probs, branch_ct, |
| coef_counts[i][j][k]); |
| for (t = 0; t < ENTROPY_NODES; ++t) { |
| count = branch_ct[t][0] + branch_ct[t][1]; |
| count = count > count_sat ? count_sat : count; |
| factor = (update_factor * count / count_sat); |
| dst_coef_probs[i][j][k][t] = weighted_prob(pre_coef_probs[i][j][k][t], |
| coef_probs[t], factor); |
| } |
| } |
| } |
| |
| void vp9_adapt_coef_probs(VP9_COMMON *cm) { |
| #ifdef COEF_COUNT_TESTING |
| int t, i, j, k; |
| #endif |
| int count_sat; |
| int update_factor; /* denominator 256 */ |
| |
| // printf("Frame type: %d\n", cm->frame_type); |
| if (cm->frame_type == KEY_FRAME) { |
| update_factor = COEF_MAX_UPDATE_FACTOR_KEY; |
| count_sat = COEF_COUNT_SAT_KEY; |
| } else if (cm->last_frame_type == KEY_FRAME) { |
| update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ |
| count_sat = COEF_COUNT_SAT_AFTER_KEY; |
| } else { |
| update_factor = COEF_MAX_UPDATE_FACTOR; |
| count_sat = COEF_COUNT_SAT; |
| } |
| |
| #ifdef COEF_COUNT_TESTING |
| { |
| printf("static const unsigned int\ncoef_counts" |
| "[BLOCK_TYPES] [COEF_BANDS]" |
| "[PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS] = {\n"); |
| for (i = 0; i < BLOCK_TYPES; ++i) { |
| printf(" {\n"); |
| for (j = 0; j < COEF_BANDS; ++j) { |
| printf(" {\n"); |
| for (k = 0; k < PREV_COEF_CONTEXTS; ++k) { |
| printf(" {"); |
| for (t = 0; t < MAX_ENTROPY_TOKENS; ++t) |
| printf("%d, ", cm->fc.coef_counts[i][j][k][t]); |
| printf("},\n"); |
| } |
| printf(" },\n"); |
| } |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| printf("static const unsigned int\ncoef_counts_8x8" |
| "[BLOCK_TYPES_8X8] [COEF_BANDS]" |
| "[PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS] = {\n"); |
| for (i = 0; i < BLOCK_TYPES_8X8; ++i) { |
| printf(" {\n"); |
| for (j = 0; j < COEF_BANDS; ++j) { |
| printf(" {\n"); |
| for (k = 0; k < PREV_COEF_CONTEXTS; ++k) { |
| printf(" {"); |
| for (t = 0; t < MAX_ENTROPY_TOKENS; ++t) |
| printf("%d, ", cm->fc.coef_counts_8x8[i][j][k][t]); |
| printf("},\n"); |
| } |
| printf(" },\n"); |
| } |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| printf("static const unsigned int\nhybrid_coef_counts" |
| "[BLOCK_TYPES] [COEF_BANDS]" |
| "[PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS] = {\n"); |
| for (i = 0; i < BLOCK_TYPES; ++i) { |
| printf(" {\n"); |
| for (j = 0; j < COEF_BANDS; ++j) { |
| printf(" {\n"); |
| for (k = 0; k < PREV_COEF_CONTEXTS; ++k) { |
| printf(" {"); |
| for (t = 0; t < MAX_ENTROPY_TOKENS; ++t) |
| printf("%d, ", cm->fc.hybrid_coef_counts[i][j][k][t]); |
| printf("},\n"); |
| } |
| printf(" },\n"); |
| } |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| } |
| #endif |
| |
| update_coef_probs(cm->fc.coef_probs_4x4, cm->fc.pre_coef_probs_4x4, |
| BLOCK_TYPES_4X4, cm->fc.coef_counts_4x4, |
| count_sat, update_factor); |
| update_coef_probs(cm->fc.hybrid_coef_probs_4x4, |
| cm->fc.pre_hybrid_coef_probs_4x4, |
| BLOCK_TYPES_4X4, cm->fc.hybrid_coef_counts_4x4, |
| count_sat, update_factor); |
| update_coef_probs(cm->fc.coef_probs_8x8, cm->fc.pre_coef_probs_8x8, |
| BLOCK_TYPES_8X8, cm->fc.coef_counts_8x8, |
| count_sat, update_factor); |
| update_coef_probs(cm->fc.hybrid_coef_probs_8x8, |
| cm->fc.pre_hybrid_coef_probs_8x8, |
| BLOCK_TYPES_8X8, cm->fc.hybrid_coef_counts_8x8, |
| count_sat, update_factor); |
| update_coef_probs(cm->fc.coef_probs_16x16, cm->fc.pre_coef_probs_16x16, |
| BLOCK_TYPES_16X16, cm->fc.coef_counts_16x16, |
| count_sat, update_factor); |
| update_coef_probs(cm->fc.hybrid_coef_probs_16x16, |
| cm->fc.pre_hybrid_coef_probs_16x16, |
| BLOCK_TYPES_16X16, cm->fc.hybrid_coef_counts_16x16, |
| count_sat, update_factor); |
| #if CONFIG_TX32X32 && CONFIG_SUPERBLOCKS |
| update_coef_probs(cm->fc.coef_probs_32x32, cm->fc.pre_coef_probs_32x32, |
| BLOCK_TYPES_32X32, cm->fc.coef_counts_32x32, |
| count_sat, update_factor); |
| #endif |
| } |
