scan.c 562 KB
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/*
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 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
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 *
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 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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 */

#include <assert.h>

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#include "av1/common/common_data.h"
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#include "av1/common/scan.h"
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DECLARE_ALIGNED(16, const int16_t, default_scan_4x4[16]) = {
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  0, 4, 1, 5, 8, 2, 12, 9, 3, 6, 13, 10, 7, 14, 11, 15,
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};

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#if CONFIG_EXT_TX
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DECLARE_ALIGNED(16, static const int16_t, mcol_scan_4x4[16]) = {
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  0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15,
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};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_4x4[16]) = {
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  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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};
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#endif  // CONFIG_EXT_TX
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DECLARE_ALIGNED(16, static const int16_t, col_scan_4x4[16]) = {
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  0, 4, 8, 1, 12, 5, 9, 2, 13, 6, 10, 3, 7, 14, 11, 15,
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};

DECLARE_ALIGNED(16, static const int16_t, row_scan_4x4[16]) = {
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  0, 1, 4, 2, 5, 3, 6, 8, 9, 7, 12, 10, 13, 11, 14, 15,
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};

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DECLARE_ALIGNED(16, static const int16_t, default_scan_4x8[32]) = {
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  0,  1,  4,  5,  2,  8,  6,  9,  10, 3,  12, 7,  13, 11, 14, 16,
  17, 15, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_4x8[32]) = {
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  0, 4, 8,  12, 16, 20, 24, 28, 1, 5, 9,  13, 17, 21, 25, 29,
  2, 6, 10, 14, 18, 22, 26, 30, 3, 7, 11, 15, 19, 23, 27, 31,
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};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_4x8[32]) = {
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  0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14, 15,
  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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};

DECLARE_ALIGNED(16, static const int16_t, default_scan_8x4[32]) = {
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  0,  1,  8,  9, 2,  16, 10, 17, 18, 3,  24, 11, 25, 19, 26, 4,
  12, 27, 20, 5, 28, 13, 21, 29, 6,  14, 22, 30, 7,  15, 23, 31,
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};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_8x4[32]) = {
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  0, 8,  16, 24, 1, 9,  17, 25, 2, 10, 18, 26, 3, 11, 19, 27,
  4, 12, 20, 28, 5, 13, 21, 29, 6, 14, 22, 30, 7, 15, 23, 31,
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};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_8x4[32]) = {
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  0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14, 15,
  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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};

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DECLARE_ALIGNED(16, static const int16_t, default_scan_4x16[64]) = {
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  0,  1,  4,  5,  2,  8,  6,  9,  10, 3,  12, 7,  13, 11, 14, 16,
  17, 15, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
  48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
74 75 76
};

DECLARE_ALIGNED(16, static const int16_t, default_scan_16x4[64]) = {
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  0,  1,  16, 17, 2,  32, 18, 33, 34, 3,  48, 19, 49, 35, 50, 4,
  20, 51, 36, 5,  52, 21, 37, 53, 6,  22, 38, 54, 7,  23, 39, 55,
  8,  24, 40, 56, 9,  25, 41, 57, 10, 26, 42, 58, 11, 27, 43, 59,
  12, 28, 44, 60, 13, 29, 45, 61, 14, 30, 46, 62, 15, 31, 47, 63,
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238
};

#if CONFIG_EXT_TX
DECLARE_ALIGNED(16, static const int16_t, mrow_scan_4x16[64]) = {
  0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14, 15,
  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
  48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_16x4[64]) = {
  0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14, 15,
  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
  48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_4x16[64]) = {
  0, 4, 8,  12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60,
  1, 5, 9,  13, 17, 21, 25, 29, 33, 37, 41, 45, 49, 53, 57, 61,
  2, 6, 10, 14, 18, 22, 26, 30, 34, 38, 42, 46, 50, 54, 58, 62,
  3, 7, 11, 15, 19, 23, 27, 31, 35, 39, 43, 47, 51, 55, 59, 63,
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_16x4[64]) = {
  0,  16, 32, 48, 1,  17, 33, 49, 2,  18, 34, 50, 3,  19, 35, 51,
  4,  20, 36, 52, 5,  21, 37, 53, 6,  22, 38, 54, 7,  23, 39, 55,
  8,  24, 40, 56, 9,  25, 41, 57, 10, 26, 42, 58, 11, 27, 43, 59,
  12, 28, 44, 60, 13, 29, 45, 61, 14, 30, 46, 62, 15, 31, 47, 63,
};
#endif  // CONFIG_EXT_TX

DECLARE_ALIGNED(16, static const int16_t, default_scan_8x32[256]) = {
  0,   1,   8,   2,   9,   16,  3,   10,  17,  24,  4,   11,  18,  25,  32,
  5,   12,  19,  26,  33,  40,  6,   13,  20,  27,  34,  41,  48,  7,   14,
  21,  28,  35,  42,  49,  56,  15,  22,  29,  36,  43,  50,  57,  64,  23,
  30,  37,  44,  51,  58,  65,  72,  31,  38,  45,  52,  59,  66,  73,  80,
  39,  46,  53,  60,  67,  74,  81,  88,  47,  54,  61,  68,  75,  82,  89,
  96,  55,  62,  69,  76,  83,  90,  97,  104, 63,  70,  77,  84,  91,  98,
  105, 112, 71,  78,  85,  92,  99,  106, 113, 120, 79,  86,  93,  100, 107,
  114, 121, 128, 87,  94,  101, 108, 115, 122, 129, 136, 95,  102, 109, 116,
  123, 130, 137, 144, 103, 110, 117, 124, 131, 138, 145, 152, 111, 118, 125,
  132, 139, 146, 153, 160, 119, 126, 133, 140, 147, 154, 161, 168, 127, 134,
  141, 148, 155, 162, 169, 176, 135, 142, 149, 156, 163, 170, 177, 184, 143,
  150, 157, 164, 171, 178, 185, 192, 151, 158, 165, 172, 179, 186, 193, 200,
  159, 166, 173, 180, 187, 194, 201, 208, 167, 174, 181, 188, 195, 202, 209,
  216, 175, 182, 189, 196, 203, 210, 217, 224, 183, 190, 197, 204, 211, 218,
  225, 232, 191, 198, 205, 212, 219, 226, 233, 240, 199, 206, 213, 220, 227,
  234, 241, 248, 207, 214, 221, 228, 235, 242, 249, 215, 222, 229, 236, 243,
  250, 223, 230, 237, 244, 251, 231, 238, 245, 252, 239, 246, 253, 247, 254,
  255,
};

DECLARE_ALIGNED(16, static const int16_t, default_scan_32x8[256]) = {
  0,   1,   32,  2,   33,  64,  3,   34,  65,  96,  4,   35,  66,  97,  128,
  5,   36,  67,  98,  129, 160, 6,   37,  68,  99,  130, 161, 192, 7,   38,
  69,  100, 131, 162, 193, 224, 8,   39,  70,  101, 132, 163, 194, 225, 9,
  40,  71,  102, 133, 164, 195, 226, 10,  41,  72,  103, 134, 165, 196, 227,
  11,  42,  73,  104, 135, 166, 197, 228, 12,  43,  74,  105, 136, 167, 198,
  229, 13,  44,  75,  106, 137, 168, 199, 230, 14,  45,  76,  107, 138, 169,
  200, 231, 15,  46,  77,  108, 139, 170, 201, 232, 16,  47,  78,  109, 140,
  171, 202, 233, 17,  48,  79,  110, 141, 172, 203, 234, 18,  49,  80,  111,
  142, 173, 204, 235, 19,  50,  81,  112, 143, 174, 205, 236, 20,  51,  82,
  113, 144, 175, 206, 237, 21,  52,  83,  114, 145, 176, 207, 238, 22,  53,
  84,  115, 146, 177, 208, 239, 23,  54,  85,  116, 147, 178, 209, 240, 24,
  55,  86,  117, 148, 179, 210, 241, 25,  56,  87,  118, 149, 180, 211, 242,
  26,  57,  88,  119, 150, 181, 212, 243, 27,  58,  89,  120, 151, 182, 213,
  244, 28,  59,  90,  121, 152, 183, 214, 245, 29,  60,  91,  122, 153, 184,
  215, 246, 30,  61,  92,  123, 154, 185, 216, 247, 31,  62,  93,  124, 155,
  186, 217, 248, 63,  94,  125, 156, 187, 218, 249, 95,  126, 157, 188, 219,
  250, 127, 158, 189, 220, 251, 159, 190, 221, 252, 191, 222, 253, 223, 254,
  255,
};

#if CONFIG_EXT_TX
DECLARE_ALIGNED(16, static const int16_t, mrow_scan_8x32[256]) = {
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
  120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
  135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
  150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
  165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
  180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
  195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
  210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
  225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
  240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
  255,
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_32x8[256]) = {
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
  120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
  135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
  150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
  165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
  180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
  195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
  210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
  225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
  240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
  255,
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_8x32[256]) = {
  0,   8,   16,  24,  32,  40,  48,  56,  64,  72,  80,  88,  96,  104, 112,
  120, 128, 136, 144, 152, 160, 168, 176, 184, 192, 200, 208, 216, 224, 232,
  240, 248, 1,   9,   17,  25,  33,  41,  49,  57,  65,  73,  81,  89,  97,
  105, 113, 121, 129, 137, 145, 153, 161, 169, 177, 185, 193, 201, 209, 217,
  225, 233, 241, 249, 2,   10,  18,  26,  34,  42,  50,  58,  66,  74,  82,
  90,  98,  106, 114, 122, 130, 138, 146, 154, 162, 170, 178, 186, 194, 202,
  210, 218, 226, 234, 242, 250, 3,   11,  19,  27,  35,  43,  51,  59,  67,
  75,  83,  91,  99,  107, 115, 123, 131, 139, 147, 155, 163, 171, 179, 187,
  195, 203, 211, 219, 227, 235, 243, 251, 4,   12,  20,  28,  36,  44,  52,
  60,  68,  76,  84,  92,  100, 108, 116, 124, 132, 140, 148, 156, 164, 172,
  180, 188, 196, 204, 212, 220, 228, 236, 244, 252, 5,   13,  21,  29,  37,
  45,  53,  61,  69,  77,  85,  93,  101, 109, 117, 125, 133, 141, 149, 157,
  165, 173, 181, 189, 197, 205, 213, 221, 229, 237, 245, 253, 6,   14,  22,
  30,  38,  46,  54,  62,  70,  78,  86,  94,  102, 110, 118, 126, 134, 142,
  150, 158, 166, 174, 182, 190, 198, 206, 214, 222, 230, 238, 246, 254, 7,
  15,  23,  31,  39,  47,  55,  63,  71,  79,  87,  95,  103, 111, 119, 127,
  135, 143, 151, 159, 167, 175, 183, 191, 199, 207, 215, 223, 231, 239, 247,
  255,
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_32x8[256]) = {
  0,  32, 64, 96,  128, 160, 192, 224, 1,  33, 65, 97,  129, 161, 193, 225,
  2,  34, 66, 98,  130, 162, 194, 226, 3,  35, 67, 99,  131, 163, 195, 227,
  4,  36, 68, 100, 132, 164, 196, 228, 5,  37, 69, 101, 133, 165, 197, 229,
  6,  38, 70, 102, 134, 166, 198, 230, 7,  39, 71, 103, 135, 167, 199, 231,
  8,  40, 72, 104, 136, 168, 200, 232, 9,  41, 73, 105, 137, 169, 201, 233,
  10, 42, 74, 106, 138, 170, 202, 234, 11, 43, 75, 107, 139, 171, 203, 235,
  12, 44, 76, 108, 140, 172, 204, 236, 13, 45, 77, 109, 141, 173, 205, 237,
  14, 46, 78, 110, 142, 174, 206, 238, 15, 47, 79, 111, 143, 175, 207, 239,
  16, 48, 80, 112, 144, 176, 208, 240, 17, 49, 81, 113, 145, 177, 209, 241,
  18, 50, 82, 114, 146, 178, 210, 242, 19, 51, 83, 115, 147, 179, 211, 243,
  20, 52, 84, 116, 148, 180, 212, 244, 21, 53, 85, 117, 149, 181, 213, 245,
  22, 54, 86, 118, 150, 182, 214, 246, 23, 55, 87, 119, 151, 183, 215, 247,
  24, 56, 88, 120, 152, 184, 216, 248, 25, 57, 89, 121, 153, 185, 217, 249,
  26, 58, 90, 122, 154, 186, 218, 250, 27, 59, 91, 123, 155, 187, 219, 251,
  28, 60, 92, 124, 156, 188, 220, 252, 29, 61, 93, 125, 157, 189, 221, 253,
  30, 62, 94, 126, 158, 190, 222, 254, 31, 63, 95, 127, 159, 191, 223, 255,
};
#endif  // CONFIG_EXT_TX

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DECLARE_ALIGNED(16, static const int16_t, default_scan_8x8[64]) = {
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  0,  8,  1,  16, 9,  2,  17, 24, 10, 3,  18, 25, 32, 11, 4,  26,
  33, 19, 40, 12, 34, 27, 5,  41, 20, 48, 13, 35, 42, 28, 21, 6,
  49, 56, 36, 43, 29, 7,  14, 50, 57, 44, 22, 37, 15, 51, 58, 30,
  45, 23, 52, 59, 38, 31, 60, 53, 46, 39, 61, 54, 47, 62, 55, 63,
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};

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#if CONFIG_EXT_TX
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DECLARE_ALIGNED(16, static const int16_t, mcol_scan_8x8[64]) = {
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  0, 8,  16, 24, 32, 40, 48, 56, 1, 9,  17, 25, 33, 41, 49, 57,
  2, 10, 18, 26, 34, 42, 50, 58, 3, 11, 19, 27, 35, 43, 51, 59,
  4, 12, 20, 28, 36, 44, 52, 60, 5, 13, 21, 29, 37, 45, 53, 61,
  6, 14, 22, 30, 38, 46, 54, 62, 7, 15, 23, 31, 39, 47, 55, 63,
252 253 254
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_8x8[64]) = {
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  0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13, 14, 15,
  16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
  32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
  48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
259
};
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#endif  // CONFIG_EXT_TX
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DECLARE_ALIGNED(16, static const int16_t, col_scan_8x8[64]) = {
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  0,  8,  16, 1,  24, 9,  32, 17, 2,  40, 25, 10, 33, 18, 48, 3,
  26, 41, 11, 56, 19, 34, 4,  49, 27, 42, 12, 35, 20, 57, 50, 28,
  5,  43, 13, 36, 58, 51, 21, 44, 6,  29, 59, 37, 14, 52, 22, 7,
  45, 60, 30, 15, 38, 53, 23, 46, 31, 61, 39, 54, 47, 62, 55, 63,
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};

DECLARE_ALIGNED(16, static const int16_t, row_scan_8x8[64]) = {
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  0,  1,  2,  8,  9,  3,  16, 10, 4,  17, 11, 24, 5,  18, 25, 12,
  19, 26, 32, 6,  13, 20, 33, 27, 7,  34, 40, 21, 28, 41, 14, 35,
  48, 42, 29, 36, 49, 22, 43, 15, 56, 37, 50, 44, 30, 57, 23, 51,
  58, 45, 38, 52, 31, 59, 53, 46, 60, 39, 61, 47, 54, 55, 62, 63,
Jingning Han's avatar
Jingning Han committed
274 275
};

276
DECLARE_ALIGNED(16, static const int16_t, default_scan_8x16[128]) = {
clang-format's avatar
clang-format committed
277 278 279 280 281 282 283 284
  0,   1,   8,   2,   9,   16,  3,   10,  17,  24,  4,   11,  18,  25,  32,
  5,   12,  19,  26,  33,  40,  6,   13,  20,  27,  34,  41,  48,  7,   14,
  21,  28,  35,  42,  49,  56,  15,  22,  29,  36,  43,  50,  57,  64,  23,
  30,  37,  44,  51,  58,  65,  72,  31,  38,  45,  52,  59,  66,  73,  80,
  39,  46,  53,  60,  67,  74,  81,  88,  47,  54,  61,  68,  75,  82,  89,
  96,  55,  62,  69,  76,  83,  90,  97,  104, 63,  70,  77,  84,  91,  98,
  105, 112, 71,  78,  85,  92,  99,  106, 113, 120, 79,  86,  93,  100, 107,
  114, 121, 87,  94,  101, 108, 115, 122, 95,  102, 109, 116, 123, 103, 110,
285 286 287 288
  117, 124, 111, 118, 125, 119, 126, 127,
};

DECLARE_ALIGNED(16, static const int16_t, default_scan_16x8[128]) = {
clang-format's avatar
clang-format committed
289 290 291 292 293 294 295 296
  0,   1,  16,  2,   17,  32,  3,  18, 33,  48,  4,   19,  34,  49,  64,  5,
  20,  35, 50,  65,  80,  6,   21, 36, 51,  66,  81,  96,  7,   22,  37,  52,
  67,  82, 97,  112, 8,   23,  38, 53, 68,  83,  98,  113, 9,   24,  39,  54,
  69,  84, 99,  114, 10,  25,  40, 55, 70,  85,  100, 115, 11,  26,  41,  56,
  71,  86, 101, 116, 12,  27,  42, 57, 72,  87,  102, 117, 13,  28,  43,  58,
  73,  88, 103, 118, 14,  29,  44, 59, 74,  89,  104, 119, 15,  30,  45,  60,
  75,  90, 105, 120, 31,  46,  61, 76, 91,  106, 121, 47,  62,  77,  92,  107,
  122, 63, 78,  93,  108, 123, 79, 94, 109, 124, 95,  110, 125, 111, 126, 127,
297 298 299
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_8x16[128]) = {
clang-format's avatar
clang-format committed
300 301 302 303 304 305 306 307
  0, 8,  16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96,  104, 112, 120,
  1, 9,  17, 25, 33, 41, 49, 57, 65, 73, 81, 89, 97,  105, 113, 121,
  2, 10, 18, 26, 34, 42, 50, 58, 66, 74, 82, 90, 98,  106, 114, 122,
  3, 11, 19, 27, 35, 43, 51, 59, 67, 75, 83, 91, 99,  107, 115, 123,
  4, 12, 20, 28, 36, 44, 52, 60, 68, 76, 84, 92, 100, 108, 116, 124,
  5, 13, 21, 29, 37, 45, 53, 61, 69, 77, 85, 93, 101, 109, 117, 125,
  6, 14, 22, 30, 38, 46, 54, 62, 70, 78, 86, 94, 102, 110, 118, 126,
  7, 15, 23, 31, 39, 47, 55, 63, 71, 79, 87, 95, 103, 111, 119, 127,
308 309 310
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_16x8[128]) = {
clang-format's avatar
clang-format committed
311 312 313 314 315 316 317 318
  0,  16, 32, 48, 64, 80, 96,  112, 1,  17, 33, 49, 65, 81, 97,  113,
  2,  18, 34, 50, 66, 82, 98,  114, 3,  19, 35, 51, 67, 83, 99,  115,
  4,  20, 36, 52, 68, 84, 100, 116, 5,  21, 37, 53, 69, 85, 101, 117,
  6,  22, 38, 54, 70, 86, 102, 118, 7,  23, 39, 55, 71, 87, 103, 119,
  8,  24, 40, 56, 72, 88, 104, 120, 9,  25, 41, 57, 73, 89, 105, 121,
  10, 26, 42, 58, 74, 90, 106, 122, 11, 27, 43, 59, 75, 91, 107, 123,
  12, 28, 44, 60, 76, 92, 108, 124, 13, 29, 45, 61, 77, 93, 109, 125,
  14, 30, 46, 62, 78, 94, 110, 126, 15, 31, 47, 63, 79, 95, 111, 127,
319 320 321
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_8x16[128]) = {
clang-format's avatar
clang-format committed
322 323 324 325 326 327 328 329
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
330 331 332 333
  120, 121, 122, 123, 124, 125, 126, 127,
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_16x8[128]) = {
clang-format's avatar
clang-format committed
334 335 336 337 338 339 340 341
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
342 343 344 345
  120, 121, 122, 123, 124, 125, 126, 127,
};

DECLARE_ALIGNED(16, static const int16_t, default_scan_16x32[512]) = {
clang-format's avatar
clang-format committed
346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380
  0,   1,   16,  2,   17,  32,  3,   18,  33,  48,  4,   19,  34,  49,  64,
  5,   20,  35,  50,  65,  80,  6,   21,  36,  51,  66,  81,  96,  7,   22,
  37,  52,  67,  82,  97,  112, 8,   23,  38,  53,  68,  83,  98,  113, 128,
  9,   24,  39,  54,  69,  84,  99,  114, 129, 144, 10,  25,  40,  55,  70,
  85,  100, 115, 130, 145, 160, 11,  26,  41,  56,  71,  86,  101, 116, 131,
  146, 161, 176, 12,  27,  42,  57,  72,  87,  102, 117, 132, 147, 162, 177,
  192, 13,  28,  43,  58,  73,  88,  103, 118, 133, 148, 163, 178, 193, 208,
  14,  29,  44,  59,  74,  89,  104, 119, 134, 149, 164, 179, 194, 209, 224,
  15,  30,  45,  60,  75,  90,  105, 120, 135, 150, 165, 180, 195, 210, 225,
  240, 31,  46,  61,  76,  91,  106, 121, 136, 151, 166, 181, 196, 211, 226,
  241, 256, 47,  62,  77,  92,  107, 122, 137, 152, 167, 182, 197, 212, 227,
  242, 257, 272, 63,  78,  93,  108, 123, 138, 153, 168, 183, 198, 213, 228,
  243, 258, 273, 288, 79,  94,  109, 124, 139, 154, 169, 184, 199, 214, 229,
  244, 259, 274, 289, 304, 95,  110, 125, 140, 155, 170, 185, 200, 215, 230,
  245, 260, 275, 290, 305, 320, 111, 126, 141, 156, 171, 186, 201, 216, 231,
  246, 261, 276, 291, 306, 321, 336, 127, 142, 157, 172, 187, 202, 217, 232,
  247, 262, 277, 292, 307, 322, 337, 352, 143, 158, 173, 188, 203, 218, 233,
  248, 263, 278, 293, 308, 323, 338, 353, 368, 159, 174, 189, 204, 219, 234,
  249, 264, 279, 294, 309, 324, 339, 354, 369, 384, 175, 190, 205, 220, 235,
  250, 265, 280, 295, 310, 325, 340, 355, 370, 385, 400, 191, 206, 221, 236,
  251, 266, 281, 296, 311, 326, 341, 356, 371, 386, 401, 416, 207, 222, 237,
  252, 267, 282, 297, 312, 327, 342, 357, 372, 387, 402, 417, 432, 223, 238,
  253, 268, 283, 298, 313, 328, 343, 358, 373, 388, 403, 418, 433, 448, 239,
  254, 269, 284, 299, 314, 329, 344, 359, 374, 389, 404, 419, 434, 449, 464,
  255, 270, 285, 300, 315, 330, 345, 360, 375, 390, 405, 420, 435, 450, 465,
  480, 271, 286, 301, 316, 331, 346, 361, 376, 391, 406, 421, 436, 451, 466,
  481, 496, 287, 302, 317, 332, 347, 362, 377, 392, 407, 422, 437, 452, 467,
  482, 497, 303, 318, 333, 348, 363, 378, 393, 408, 423, 438, 453, 468, 483,
  498, 319, 334, 349, 364, 379, 394, 409, 424, 439, 454, 469, 484, 499, 335,
  350, 365, 380, 395, 410, 425, 440, 455, 470, 485, 500, 351, 366, 381, 396,
  411, 426, 441, 456, 471, 486, 501, 367, 382, 397, 412, 427, 442, 457, 472,
  487, 502, 383, 398, 413, 428, 443, 458, 473, 488, 503, 399, 414, 429, 444,
  459, 474, 489, 504, 415, 430, 445, 460, 475, 490, 505, 431, 446, 461, 476,
  491, 506, 447, 462, 477, 492, 507, 463, 478, 493, 508, 479, 494, 509, 495,
  510, 511,
381 382 383
};

DECLARE_ALIGNED(16, static const int16_t, default_scan_32x16[512]) = {
clang-format's avatar
clang-format committed
384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418
  0,   1,   32,  2,   33,  64,  3,   34,  65,  96,  4,   35,  66,  97,  128,
  5,   36,  67,  98,  129, 160, 6,   37,  68,  99,  130, 161, 192, 7,   38,
  69,  100, 131, 162, 193, 224, 8,   39,  70,  101, 132, 163, 194, 225, 256,
  9,   40,  71,  102, 133, 164, 195, 226, 257, 288, 10,  41,  72,  103, 134,
  165, 196, 227, 258, 289, 320, 11,  42,  73,  104, 135, 166, 197, 228, 259,
  290, 321, 352, 12,  43,  74,  105, 136, 167, 198, 229, 260, 291, 322, 353,
  384, 13,  44,  75,  106, 137, 168, 199, 230, 261, 292, 323, 354, 385, 416,
  14,  45,  76,  107, 138, 169, 200, 231, 262, 293, 324, 355, 386, 417, 448,
  15,  46,  77,  108, 139, 170, 201, 232, 263, 294, 325, 356, 387, 418, 449,
  480, 16,  47,  78,  109, 140, 171, 202, 233, 264, 295, 326, 357, 388, 419,
  450, 481, 17,  48,  79,  110, 141, 172, 203, 234, 265, 296, 327, 358, 389,
  420, 451, 482, 18,  49,  80,  111, 142, 173, 204, 235, 266, 297, 328, 359,
  390, 421, 452, 483, 19,  50,  81,  112, 143, 174, 205, 236, 267, 298, 329,
  360, 391, 422, 453, 484, 20,  51,  82,  113, 144, 175, 206, 237, 268, 299,
  330, 361, 392, 423, 454, 485, 21,  52,  83,  114, 145, 176, 207, 238, 269,
  300, 331, 362, 393, 424, 455, 486, 22,  53,  84,  115, 146, 177, 208, 239,
  270, 301, 332, 363, 394, 425, 456, 487, 23,  54,  85,  116, 147, 178, 209,
  240, 271, 302, 333, 364, 395, 426, 457, 488, 24,  55,  86,  117, 148, 179,
  210, 241, 272, 303, 334, 365, 396, 427, 458, 489, 25,  56,  87,  118, 149,
  180, 211, 242, 273, 304, 335, 366, 397, 428, 459, 490, 26,  57,  88,  119,
  150, 181, 212, 243, 274, 305, 336, 367, 398, 429, 460, 491, 27,  58,  89,
  120, 151, 182, 213, 244, 275, 306, 337, 368, 399, 430, 461, 492, 28,  59,
  90,  121, 152, 183, 214, 245, 276, 307, 338, 369, 400, 431, 462, 493, 29,
  60,  91,  122, 153, 184, 215, 246, 277, 308, 339, 370, 401, 432, 463, 494,
  30,  61,  92,  123, 154, 185, 216, 247, 278, 309, 340, 371, 402, 433, 464,
  495, 31,  62,  93,  124, 155, 186, 217, 248, 279, 310, 341, 372, 403, 434,
  465, 496, 63,  94,  125, 156, 187, 218, 249, 280, 311, 342, 373, 404, 435,
  466, 497, 95,  126, 157, 188, 219, 250, 281, 312, 343, 374, 405, 436, 467,
  498, 127, 158, 189, 220, 251, 282, 313, 344, 375, 406, 437, 468, 499, 159,
  190, 221, 252, 283, 314, 345, 376, 407, 438, 469, 500, 191, 222, 253, 284,
  315, 346, 377, 408, 439, 470, 501, 223, 254, 285, 316, 347, 378, 409, 440,
  471, 502, 255, 286, 317, 348, 379, 410, 441, 472, 503, 287, 318, 349, 380,
  411, 442, 473, 504, 319, 350, 381, 412, 443, 474, 505, 351, 382, 413, 444,
  475, 506, 383, 414, 445, 476, 507, 415, 446, 477, 508, 447, 478, 509, 479,
  510, 511,
419 420 421
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_16x32[512]) = {
clang-format's avatar
clang-format committed
422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456
  0,   16,  32,  48,  64,  80,  96,  112, 128, 144, 160, 176, 192, 208, 224,
  240, 256, 272, 288, 304, 320, 336, 352, 368, 384, 400, 416, 432, 448, 464,
  480, 496, 1,   17,  33,  49,  65,  81,  97,  113, 129, 145, 161, 177, 193,
  209, 225, 241, 257, 273, 289, 305, 321, 337, 353, 369, 385, 401, 417, 433,
  449, 465, 481, 497, 2,   18,  34,  50,  66,  82,  98,  114, 130, 146, 162,
  178, 194, 210, 226, 242, 258, 274, 290, 306, 322, 338, 354, 370, 386, 402,
  418, 434, 450, 466, 482, 498, 3,   19,  35,  51,  67,  83,  99,  115, 131,
  147, 163, 179, 195, 211, 227, 243, 259, 275, 291, 307, 323, 339, 355, 371,
  387, 403, 419, 435, 451, 467, 483, 499, 4,   20,  36,  52,  68,  84,  100,
  116, 132, 148, 164, 180, 196, 212, 228, 244, 260, 276, 292, 308, 324, 340,
  356, 372, 388, 404, 420, 436, 452, 468, 484, 500, 5,   21,  37,  53,  69,
  85,  101, 117, 133, 149, 165, 181, 197, 213, 229, 245, 261, 277, 293, 309,
  325, 341, 357, 373, 389, 405, 421, 437, 453, 469, 485, 501, 6,   22,  38,
  54,  70,  86,  102, 118, 134, 150, 166, 182, 198, 214, 230, 246, 262, 278,
  294, 310, 326, 342, 358, 374, 390, 406, 422, 438, 454, 470, 486, 502, 7,
  23,  39,  55,  71,  87,  103, 119, 135, 151, 167, 183, 199, 215, 231, 247,
  263, 279, 295, 311, 327, 343, 359, 375, 391, 407, 423, 439, 455, 471, 487,
  503, 8,   24,  40,  56,  72,  88,  104, 120, 136, 152, 168, 184, 200, 216,
  232, 248, 264, 280, 296, 312, 328, 344, 360, 376, 392, 408, 424, 440, 456,
  472, 488, 504, 9,   25,  41,  57,  73,  89,  105, 121, 137, 153, 169, 185,
  201, 217, 233, 249, 265, 281, 297, 313, 329, 345, 361, 377, 393, 409, 425,
  441, 457, 473, 489, 505, 10,  26,  42,  58,  74,  90,  106, 122, 138, 154,
  170, 186, 202, 218, 234, 250, 266, 282, 298, 314, 330, 346, 362, 378, 394,
  410, 426, 442, 458, 474, 490, 506, 11,  27,  43,  59,  75,  91,  107, 123,
  139, 155, 171, 187, 203, 219, 235, 251, 267, 283, 299, 315, 331, 347, 363,
  379, 395, 411, 427, 443, 459, 475, 491, 507, 12,  28,  44,  60,  76,  92,
  108, 124, 140, 156, 172, 188, 204, 220, 236, 252, 268, 284, 300, 316, 332,
  348, 364, 380, 396, 412, 428, 444, 460, 476, 492, 508, 13,  29,  45,  61,
  77,  93,  109, 125, 141, 157, 173, 189, 205, 221, 237, 253, 269, 285, 301,
  317, 333, 349, 365, 381, 397, 413, 429, 445, 461, 477, 493, 509, 14,  30,
  46,  62,  78,  94,  110, 126, 142, 158, 174, 190, 206, 222, 238, 254, 270,
  286, 302, 318, 334, 350, 366, 382, 398, 414, 430, 446, 462, 478, 494, 510,
  15,  31,  47,  63,  79,  95,  111, 127, 143, 159, 175, 191, 207, 223, 239,
  255, 271, 287, 303, 319, 335, 351, 367, 383, 399, 415, 431, 447, 463, 479,
  495, 511,
457 458 459
};

DECLARE_ALIGNED(16, static const int16_t, mcol_scan_32x16[512]) = {
clang-format's avatar
clang-format committed
460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491
  0,  32, 64, 96,  128, 160, 192, 224, 256, 288, 320, 352, 384, 416, 448, 480,
  1,  33, 65, 97,  129, 161, 193, 225, 257, 289, 321, 353, 385, 417, 449, 481,
  2,  34, 66, 98,  130, 162, 194, 226, 258, 290, 322, 354, 386, 418, 450, 482,
  3,  35, 67, 99,  131, 163, 195, 227, 259, 291, 323, 355, 387, 419, 451, 483,
  4,  36, 68, 100, 132, 164, 196, 228, 260, 292, 324, 356, 388, 420, 452, 484,
  5,  37, 69, 101, 133, 165, 197, 229, 261, 293, 325, 357, 389, 421, 453, 485,
  6,  38, 70, 102, 134, 166, 198, 230, 262, 294, 326, 358, 390, 422, 454, 486,
  7,  39, 71, 103, 135, 167, 199, 231, 263, 295, 327, 359, 391, 423, 455, 487,
  8,  40, 72, 104, 136, 168, 200, 232, 264, 296, 328, 360, 392, 424, 456, 488,
  9,  41, 73, 105, 137, 169, 201, 233, 265, 297, 329, 361, 393, 425, 457, 489,
  10, 42, 74, 106, 138, 170, 202, 234, 266, 298, 330, 362, 394, 426, 458, 490,
  11, 43, 75, 107, 139, 171, 203, 235, 267, 299, 331, 363, 395, 427, 459, 491,
  12, 44, 76, 108, 140, 172, 204, 236, 268, 300, 332, 364, 396, 428, 460, 492,
  13, 45, 77, 109, 141, 173, 205, 237, 269, 301, 333, 365, 397, 429, 461, 493,
  14, 46, 78, 110, 142, 174, 206, 238, 270, 302, 334, 366, 398, 430, 462, 494,
  15, 47, 79, 111, 143, 175, 207, 239, 271, 303, 335, 367, 399, 431, 463, 495,
  16, 48, 80, 112, 144, 176, 208, 240, 272, 304, 336, 368, 400, 432, 464, 496,
  17, 49, 81, 113, 145, 177, 209, 241, 273, 305, 337, 369, 401, 433, 465, 497,
  18, 50, 82, 114, 146, 178, 210, 242, 274, 306, 338, 370, 402, 434, 466, 498,
  19, 51, 83, 115, 147, 179, 211, 243, 275, 307, 339, 371, 403, 435, 467, 499,
  20, 52, 84, 116, 148, 180, 212, 244, 276, 308, 340, 372, 404, 436, 468, 500,
  21, 53, 85, 117, 149, 181, 213, 245, 277, 309, 341, 373, 405, 437, 469, 501,
  22, 54, 86, 118, 150, 182, 214, 246, 278, 310, 342, 374, 406, 438, 470, 502,
  23, 55, 87, 119, 151, 183, 215, 247, 279, 311, 343, 375, 407, 439, 471, 503,
  24, 56, 88, 120, 152, 184, 216, 248, 280, 312, 344, 376, 408, 440, 472, 504,
  25, 57, 89, 121, 153, 185, 217, 249, 281, 313, 345, 377, 409, 441, 473, 505,
  26, 58, 90, 122, 154, 186, 218, 250, 282, 314, 346, 378, 410, 442, 474, 506,
  27, 59, 91, 123, 155, 187, 219, 251, 283, 315, 347, 379, 411, 443, 475, 507,
  28, 60, 92, 124, 156, 188, 220, 252, 284, 316, 348, 380, 412, 444, 476, 508,
  29, 61, 93, 125, 157, 189, 221, 253, 285, 317, 349, 381, 413, 445, 477, 509,
  30, 62, 94, 126, 158, 190, 222, 254, 286, 318, 350, 382, 414, 446, 478, 510,
  31, 63, 95, 127, 159, 191, 223, 255, 287, 319, 351, 383, 415, 447, 479, 511,
492 493 494
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_16x32[512]) = {
clang-format's avatar
clang-format committed
495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
  120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
  135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
  150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
  165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
  180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
  195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
  210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
  225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
  240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
  255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269,
  270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
  285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299,
  300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314,
  315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329,
  330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344,
  345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359,
  360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374,
  375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389,
  390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404,
  405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419,
  420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434,
  435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449,
  450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464,
  465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479,
  480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494,
  495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509,
  510, 511,
530 531 532
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_32x16[512]) = {
clang-format's avatar
clang-format committed
533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
  120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
  135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
  150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
  165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
  180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
  195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
  210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
  225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
  240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
  255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269,
  270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
  285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299,
  300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314,
  315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329,
  330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344,
  345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359,
  360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374,
  375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389,
  390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404,
  405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419,
  420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434,
  435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449,
  450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464,
  465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479,
  480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494,
  495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509,
  510, 511,
568 569
};

Jingning Han's avatar
Jingning Han committed
570
DECLARE_ALIGNED(16, static const int16_t, default_scan_16x16[256]) = {
clang-format's avatar
clang-format committed
571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586
  0,   16,  1,   32,  17,  2,   48,  33,  18,  3,   64,  34,  49,  19,  65,
  80,  50,  4,   35,  66,  20,  81,  96,  51,  5,   36,  82,  97,  67,  112,
  21,  52,  98,  37,  83,  113, 6,   68,  128, 53,  22,  99,  114, 84,  7,
  129, 38,  69,  100, 115, 144, 130, 85,  54,  23,  8,   145, 39,  70,  116,
  101, 131, 160, 146, 55,  86,  24,  71,  132, 117, 161, 40,  9,   102, 147,
  176, 162, 87,  56,  25,  133, 118, 177, 148, 72,  103, 41,  163, 10,  192,
  178, 88,  57,  134, 149, 119, 26,  164, 73,  104, 193, 42,  179, 208, 11,
  135, 89,  165, 120, 150, 58,  194, 180, 27,  74,  209, 105, 151, 136, 43,
  90,  224, 166, 195, 181, 121, 210, 59,  12,  152, 106, 167, 196, 75,  137,
  225, 211, 240, 182, 122, 91,  28,  197, 13,  226, 168, 183, 153, 44,  212,
  138, 107, 241, 60,  29,  123, 198, 184, 227, 169, 242, 76,  213, 154, 45,
  92,  14,  199, 139, 61,  228, 214, 170, 185, 243, 108, 77,  155, 30,  15,
  200, 229, 124, 215, 244, 93,  46,  186, 171, 201, 109, 140, 230, 62,  216,
  245, 31,  125, 78,  156, 231, 47,  187, 202, 217, 94,  246, 141, 63,  232,
  172, 110, 247, 157, 79,  218, 203, 126, 233, 188, 248, 95,  173, 142, 219,
  111, 249, 234, 158, 127, 189, 204, 250, 235, 143, 174, 220, 205, 159, 251,
Jingning Han's avatar
Jingning Han committed
587 588 589 590
  190, 221, 175, 236, 237, 191, 206, 252, 222, 253, 207, 238, 223, 254, 239,
  255,
};

hui su's avatar
hui su committed
591
#if CONFIG_EXT_TX
592
DECLARE_ALIGNED(16, static const int16_t, mcol_scan_16x16[256]) = {
clang-format's avatar
clang-format committed
593 594 595 596 597 598 599 600 601 602
  0,  16, 32, 48, 64, 80, 96,  112, 128, 144, 160, 176, 192, 208, 224, 240,
  1,  17, 33, 49, 65, 81, 97,  113, 129, 145, 161, 177, 193, 209, 225, 241,
  2,  18, 34, 50, 66, 82, 98,  114, 130, 146, 162, 178, 194, 210, 226, 242,
  3,  19, 35, 51, 67, 83, 99,  115, 131, 147, 163, 179, 195, 211, 227, 243,
  4,  20, 36, 52, 68, 84, 100, 116, 132, 148, 164, 180, 196, 212, 228, 244,
  5,  21, 37, 53, 69, 85, 101, 117, 133, 149, 165, 181, 197, 213, 229, 245,
  6,  22, 38, 54, 70, 86, 102, 118, 134, 150, 166, 182, 198, 214, 230, 246,
  7,  23, 39, 55, 71, 87, 103, 119, 135, 151, 167, 183, 199, 215, 231, 247,
  8,  24, 40, 56, 72, 88, 104, 120, 136, 152, 168, 184, 200, 216, 232, 248,
  9,  25, 41, 57, 73, 89, 105, 121, 137, 153, 169, 185, 201, 217, 233, 249,
603 604 605 606 607 608 609 610 611
  10, 26, 42, 58, 74, 90, 106, 122, 138, 154, 170, 186, 202, 218, 234, 250,
  11, 27, 43, 59, 75, 91, 107, 123, 139, 155, 171, 187, 203, 219, 235, 251,
  12, 28, 44, 60, 76, 92, 108, 124, 140, 156, 172, 188, 204, 220, 236, 252,
  13, 29, 45, 61, 77, 93, 109, 125, 141, 157, 173, 189, 205, 221, 237, 253,
  14, 30, 46, 62, 78, 94, 110, 126, 142, 158, 174, 190, 206, 222, 238, 254,
  15, 31, 47, 63, 79, 95, 111, 127, 143, 159, 175, 191, 207, 223, 239, 255,
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_16x16[256]) = {
clang-format's avatar
clang-format committed
612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629
  0,   1,   2,   3,   4,   5,   6,   7,   8,   9,   10,  11,  12,  13,  14,
  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,
  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,  44,
  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  56,  57,  58,  59,
  60,  61,  62,  63,  64,  65,  66,  67,  68,  69,  70,  71,  72,  73,  74,
  75,  76,  77,  78,  79,  80,  81,  82,  83,  84,  85,  86,  87,  88,  89,
  90,  91,  92,  93,  94,  95,  96,  97,  98,  99,  100, 101, 102, 103, 104,
  105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
  120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
  135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
  150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
  165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
  180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
  195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
  210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
  225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
  240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
  255,
630
};
hui su's avatar
hui su committed
631
#endif  // CONFIG_EXT_TX
632

Jingning Han's avatar
Jingning Han committed
633
DECLARE_ALIGNED(16, static const int16_t, col_scan_16x16[256]) = {
clang-format's avatar
clang-format committed
634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649
  0,   16,  32,  48,  1,   64,  17,  80,  33,  96,  49,  2,   65,  112, 18,
  81,  34,  128, 50,  97,  3,   66,  144, 19,  113, 35,  82,  160, 98,  51,
  129, 4,   67,  176, 20,  114, 145, 83,  36,  99,  130, 52,  192, 5,   161,
  68,  115, 21,  146, 84,  208, 177, 37,  131, 100, 53,  162, 224, 69,  6,
  116, 193, 147, 85,  22,  240, 132, 38,  178, 101, 163, 54,  209, 117, 70,
  7,   148, 194, 86,  179, 225, 23,  133, 39,  164, 8,   102, 210, 241, 55,
  195, 118, 149, 71,  180, 24,  87,  226, 134, 165, 211, 40,  103, 56,  72,
  150, 196, 242, 119, 9,   181, 227, 88,  166, 25,  135, 41,  104, 212, 57,
  151, 197, 120, 73,  243, 182, 136, 167, 213, 89,  10,  228, 105, 152, 198,
  26,  42,  121, 183, 244, 168, 58,  137, 229, 74,  214, 90,  153, 199, 184,
  11,  106, 245, 27,  122, 230, 169, 43,  215, 59,  200, 138, 185, 246, 75,
  12,  91,  154, 216, 231, 107, 28,  44,  201, 123, 170, 60,  247, 232, 76,
  139, 13,  92,  217, 186, 248, 155, 108, 29,  124, 45,  202, 233, 171, 61,
  14,  77,  140, 15,  249, 93,  30,  187, 156, 218, 46,  109, 125, 62,  172,
  78,  203, 31,  141, 234, 94,  47,  188, 63,  157, 110, 250, 219, 79,  126,
  204, 173, 142, 95,  189, 111, 235, 158, 220, 251, 127, 174, 143, 205, 236,
Jingning Han's avatar
Jingning Han committed
650 651 652 653 654
  159, 190, 221, 252, 175, 206, 237, 191, 253, 222, 238, 207, 254, 223, 239,
  255,
};

DECLARE_ALIGNED(16, static const int16_t, row_scan_16x16[256]) = {
clang-format's avatar
clang-format committed
655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670
  0,   1,   2,   16,  3,   17,  4,   18,  32,  5,   33,  19,  6,   34,  48,
  20,  49,  7,   35,  21,  50,  64,  8,   36,  65,  22,  51,  37,  80,  9,
  66,  52,  23,  38,  81,  67,  10,  53,  24,  82,  68,  96,  39,  11,  54,
  83,  97,  69,  25,  98,  84,  40,  112, 55,  12,  70,  99,  113, 85,  26,
  41,  56,  114, 100, 13,  71,  128, 86,  27,  115, 101, 129, 42,  57,  72,
  116, 14,  87,  130, 102, 144, 73,  131, 117, 28,  58,  15,  88,  43,  145,
  103, 132, 146, 118, 74,  160, 89,  133, 104, 29,  59,  147, 119, 44,  161,
  148, 90,  105, 134, 162, 120, 176, 75,  135, 149, 30,  60,  163, 177, 45,
  121, 91,  106, 164, 178, 150, 192, 136, 165, 179, 31,  151, 193, 76,  122,
  61,  137, 194, 107, 152, 180, 208, 46,  166, 167, 195, 92,  181, 138, 209,
  123, 153, 224, 196, 77,  168, 210, 182, 240, 108, 197, 62,  154, 225, 183,
  169, 211, 47,  139, 93,  184, 226, 212, 241, 198, 170, 124, 155, 199, 78,
  213, 185, 109, 227, 200, 63,  228, 242, 140, 214, 171, 186, 156, 229, 243,
  125, 94,  201, 244, 215, 216, 230, 141, 187, 202, 79,  172, 110, 157, 245,
  217, 231, 95,  246, 232, 126, 203, 247, 233, 173, 218, 142, 111, 158, 188,
  248, 127, 234, 219, 249, 189, 204, 143, 174, 159, 250, 235, 205, 220, 175,
Jingning Han's avatar
Jingning Han committed
671 672 673 674
  190, 251, 221, 191, 206, 236, 207, 237, 252, 222, 253, 223, 238, 239, 254,
  255,
};

hui su's avatar
hui su committed
675
#if CONFIG_EXT_TX
676
DECLARE_ALIGNED(16, static const int16_t, mcol_scan_32x32[1024]) = {
clang-format's avatar
clang-format committed
677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750
  0,   32,   64,  96,   128, 160,  192, 224,  256, 288,  320, 352,  384, 416,
  448, 480,  512, 544,  576, 608,  640, 672,  704, 736,  768, 800,  832, 864,
  896, 928,  960, 992,  1,   33,   65,  97,   129, 161,  193, 225,  257, 289,
  321, 353,  385, 417,  449, 481,  513, 545,  577, 609,  641, 673,  705, 737,
  769, 801,  833, 865,  897, 929,  961, 993,  2,   34,   66,  98,   130, 162,
  194, 226,  258, 290,  322, 354,  386, 418,  450, 482,  514, 546,  578, 610,
  642, 674,  706, 738,  770, 802,  834, 866,  898, 930,  962, 994,  3,   35,
  67,  99,   131, 163,  195, 227,  259, 291,  323, 355,  387, 419,  451, 483,
  515, 547,  579, 611,  643, 675,  707, 739,  771, 803,  835, 867,  899, 931,
  963, 995,  4,   36,   68,  100,  132, 164,  196, 228,  260, 292,  324, 356,
  388, 420,  452, 484,  516, 548,  580, 612,  644, 676,  708, 740,  772, 804,
  836, 868,  900, 932,  964, 996,  5,   37,   69,  101,  133, 165,  197, 229,
  261, 293,  325, 357,  389, 421,  453, 485,  517, 549,  581, 613,  645, 677,
  709, 741,  773, 805,  837, 869,  901, 933,  965, 997,  6,   38,   70,  102,
  134, 166,  198, 230,  262, 294,  326, 358,  390, 422,  454, 486,  518, 550,
  582, 614,  646, 678,  710, 742,  774, 806,  838, 870,  902, 934,  966, 998,
  7,   39,   71,  103,  135, 167,  199, 231,  263, 295,  327, 359,  391, 423,
  455, 487,  519, 551,  583, 615,  647, 679,  711, 743,  775, 807,  839, 871,
  903, 935,  967, 999,  8,   40,   72,  104,  136, 168,  200, 232,  264, 296,
  328, 360,  392, 424,  456, 488,  520, 552,  584, 616,  648, 680,  712, 744,
  776, 808,  840, 872,  904, 936,  968, 1000, 9,   41,   73,  105,  137, 169,
  201, 233,  265, 297,  329, 361,  393, 425,  457, 489,  521, 553,  585, 617,
  649, 681,  713, 745,  777, 809,  841, 873,  905, 937,  969, 1001, 10,  42,
  74,  106,  138, 170,  202, 234,  266, 298,  330, 362,  394, 426,  458, 490,
  522, 554,  586, 618,  650, 682,  714, 746,  778, 810,  842, 874,  906, 938,
  970, 1002, 11,  43,   75,  107,  139, 171,  203, 235,  267, 299,  331, 363,
  395, 427,  459, 491,  523, 555,  587, 619,  651, 683,  715, 747,  779, 811,
  843, 875,  907, 939,  971, 1003, 12,  44,   76,  108,  140, 172,  204, 236,
  268, 300,  332, 364,  396, 428,  460, 492,  524, 556,  588, 620,  652, 684,
  716, 748,  780, 812,  844, 876,  908, 940,  972, 1004, 13,  45,   77,  109,
  141, 173,  205, 237,  269, 301,  333, 365,  397, 429,  461, 493,  525, 557,
  589, 621,  653, 685,  717, 749,  781, 813,  845, 877,  909, 941,  973, 1005,
  14,  46,   78,  110,  142, 174,  206, 238,  270, 302,  334, 366,  398, 430,
  462, 494,  526, 558,  590, 622,  654, 686,  718, 750,  782, 814,  846, 878,
  910, 942,  974, 1006, 15,  47,   79,  111,  143, 175,  207, 239,  271, 303,
  335, 367,  399, 431,  463, 495,  527, 559,  591, 623,  655, 687,  719, 751,
  783, 815,  847, 879,  911, 943,  975, 1007, 16,  48,   80,  112,  144, 176,
  208, 240,  272, 304,  336, 368,  400, 432,  464, 496,  528, 560,  592, 624,
  656, 688,  720, 752,  784, 816,  848, 880,  912, 944,  976, 1008, 17,  49,
  81,  113,  145, 177,  209, 241,  273, 305,  337, 369,  401, 433,  465, 497,
  529, 561,  593, 625,  657, 689,  721, 753,  785, 817,  849, 881,  913, 945,
  977, 1009, 18,  50,   82,  114,  146, 178,  210, 242,  274, 306,  338, 370,
  402, 434,  466, 498,  530, 562,  594, 626,  658, 690,  722, 754,  786, 818,
  850, 882,  914, 946,  978, 1010, 19,  51,   83,  115,  147, 179,  211, 243,
  275, 307,  339, 371,  403, 435,  467, 499,  531, 563,  595, 627,  659, 691,
  723, 755,  787, 819,  851, 883,  915, 947,  979, 1011, 20,  52,   84,  116,
  148, 180,  212, 244,  276, 308,  340, 372,  404, 436,  468, 500,  532, 564,
  596, 628,  660, 692,  724, 756,  788, 820,  852, 884,  916, 948,  980, 1012,
  21,  53,   85,  117,  149, 181,  213, 245,  277, 309,  341, 373,  405, 437,
  469, 501,  533, 565,  597, 629,  661, 693,  725, 757,  789, 821,  853, 885,
  917, 949,  981, 1013, 22,  54,   86,  118,  150, 182,  214, 246,  278, 310,
  342, 374,  406, 438,  470, 502,  534, 566,  598, 630,  662, 694,  726, 758,
  790, 822,  854, 886,  918, 950,  982, 1014, 23,  55,   87,  119,  151, 183,
  215, 247,  279, 311,  343, 375,  407, 439,  471, 503,  535, 567,  599, 631,
  663, 695,  727, 759,  791, 823,  855, 887,  919, 951,  983, 1015, 24,  56,
  88,  120,  152, 184,  216, 248,  280, 312,  344, 376,  408, 440,  472, 504,
  536, 568,  600, 632,  664, 696,  728, 760,  792, 824,  856, 888,  920, 952,
  984, 1016, 25,  57,   89,  121,  153, 185,  217, 249,  281, 313,  345, 377,
  409, 441,  473, 505,  537, 569,  601, 633,  665, 697,  729, 761,  793, 825,
  857, 889,  921, 953,  985, 1017, 26,  58,   90,  122,  154, 186,  218, 250,
  282, 314,  346, 378,  410, 442,  474, 506,  538, 570,  602, 634,  666, 698,
  730, 762,  794, 826,  858, 890,  922, 954,  986, 1018, 27,  59,   91,  123,
  155, 187,  219, 251,  283, 315,  347, 379,  411, 443,  475, 507,  539, 571,
  603, 635,  667, 699,  731, 763,  795, 827,  859, 891,  923, 955,  987, 1019,
  28,  60,   92,  124,  156, 188,  220, 252,  284, 316,  348, 380,  412, 444,
  476, 508,  540, 572,  604, 636,  668, 700,  732, 764,  796, 828,  860, 892,
  924, 956,  988, 1020, 29,  61,   93,  125,  157, 189,  221, 253,  285, 317,
  349, 381,  413, 445,  477, 509,  541, 573,  605, 637,  669, 701,  733, 765,
  797, 829,  861, 893,  925, 957,  989, 1021, 30,  62,   94,  126,  158, 190,
  222, 254,  286, 318,  350, 382,  414, 446,  478, 510,  542, 574,  606, 638,
  670, 702,  734, 766,  798, 830,  862, 894,  926, 958,  990, 1022, 31,  63,
  95,  127,  159, 191,  223, 255,  287, 319,  351, 383,  415, 447,  479, 511,
  543, 575,  607, 639,  671, 703,  735, 767,  799, 831,  863, 895,  927, 959,
  991, 1023,
751 752 753
};

DECLARE_ALIGNED(16, static const int16_t, mrow_scan_32x32[1024]) = {
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  0,    1,    2,    3,    4,    5,    6,    7,    8,    9,    10,   11,   12,
  13,   14,   15,   16,   17,   18,   19,   20,   21,   22,   23,   24,   25,
  26,   27,   28,   29,   30,   31,   32,   33,   34,   35,   36,   37,   38,
  39,   40,   41,   42,   43,   44,   45,   46,   47,   48,   49,   50,   51,
  52,   53,   54,   55,   56,   57,   58,   59,   60,   61,   62,   63,   64,
  65,   66,   67,   68,   69,   70,   71,   72,   73,   74,   75,   76,   77,
  78,   79,   80,   81,   82,   83,   84,   85,   86,   87,   88,   89,   90,
  91,   92,   93,   94,   95,   96,   97,   98,   99,   100,  101,  102,  103,
  104,  105,  106,  107,  108,  109,  110,  111,  112,  113,  114,  115,  116,
  117,  118,  119,  120,  121,  122,  123,  124,  125,  126,  127,  128,  129,
  130,  131,  132,  133,  134,  135,  136,  137,  138,  139,  140,  141,  142,
  143,  144,  145,  146,  147,  148,  149,  150,  151,  152,  153,  154,  155,
  156,  157,  158,  159,  160,  161,  162,  163,  164,  165,  166,  167,  168,
  169,  170,  171,  172,  173,  174,  175,  176,  177,  178,  179,  180,  181,
  182,  183,  184,  185,  186,  187,  188,  189,  190,  191,  192,  193,  194,
  195,  196,  197,  198,  199,  200,  201,  202,  203,  204,  205,  206,  207,
  208,  209,  210,  211,  212,  213,  214,  215,  216,  217,  218,  219,  220,
  221,  222,  223,  224,  225,  226,  227,  228,  229,  230,  231,  232,  233,
  234,  235,  236,  237,  238,  239,  240,  241,  242,  243,  244,  245,  246,
  247,  248,  249,  250,  251,  252,  253,  254,  255,  256,  257,  258,  259,
  260,  261,  262,  263,  264,  265,  266,  267,  268,  269,  270,  271,  272,
  273,  274,  275,  276,  277,  278,  279,  280,  281,  282,  283,  284,  285,
  286,  287,  288,  289,  290,  291,  292,  293,  294,  295,  296,  297,  298,
  299,  300,  301,  302,  303,  304,  305,  306,  307,  308,  309,  310,  311,
  312,  313,  314,  315,  316,  317,  318,  319,  320,  321,  322,  323,  324,
  325,  326,  327,  328,  329,  330,  331,  332,  333,  334,  335,  336,  337,
  338,  339,  340,  341,  342,  343,  344,  345,  346,  347,  348,  349,  350,
  351,  352,  353,  354,  355,  356,  357,  358,  359,  360,  361,  362,  363,
  364,  365,  366,  367,  368,  369,  370,  371,  372,  373,  374,  375,  376,
  377,  378,  379,  380,  381,  382,  383,  384,  385,  386,  387,  388,  389,
  390,  391,  392,  393,  394,  395,  396,  397,  398,  399,  400,  401,  402,
  403,  404,  405,  406,  407,  408,  409,  410,  411,  412,  413,  414,  415,
  416,  417,  418,  419,  420,  421,  422,  423,  424,  425,  426,  427,  428,
  429,  430,  431,  432,  433,  434,  435,  436,  437,  438,  439,  440,  441,
  442,  443,  444,  445,  446,  447,  448,  449,  450,  451,  452,  453,  454,
  455,  456,  457,  458,  459,  460,  461,  462,  463,  464,  465,  466,  467,
  468,  469,  470,  471,  472,  473,  474,  475,  476,  477,  478,  479,  480,
  481,  482,  483,  484,  485,  486,  487,  488,  489,  490,  491,  492,  493,
  494,  495,  496,  497,  498,  499,  500,  501,  502,  503,  504,  505,  506,
  507,  508,  509,  510,  511,  512,  513,  514,  515,  516,  517,  518,  519,
  520,  521,  522,  523,  524,  525,  526,  527,  528,  529,  530,  531,  532,
  533,  534,  535,  536,  537,  538,  539,  540,  541,  542,  543,  544,  545,
  546,  547,  548,  549,  550,  551,  552,  553,  554,  555,  556,  557,  558,
  559,  560,  561,  562,  563,  564,  565,  566,  567,  568,  569,  570,  571,
  572,  573,  574,  575,  576,  577,  578,  579,  580,  581,  582,  583,  584,
  585,  586,  587,  588,  589,  590,  591,  592,  593,  594,  595,  596,  597,
  598,  599,  600,  601,  602,  603,  604,  605,  606,  607,  608,  609,  610,
  611,  612,  613,  614,  615,  616,  617,  618,  619,  620,  621,  622,  623,
  624,  625,  626,  627,  628,  629,  630,  631,  632,  633,  634,  635,  636,
  637,  638,  639,  640,  641,  642,  643,  644,  645,  646,  647,  648,  649,
  650,  651,  652,  653,  654,  655,  656,  657,  658,  659,  660,  661,  662,
  663,  664,  665,  666,  667,  668,  669,  670,  671,  672,  673,  674,  675,
  676,  677,  678,  679,  680,  681,  682,  683,  684,  685,  686,  687,  688,
  689,  690,  691,  692,  693,  694,  695,  696,  697,  698,  699,  700,  701,
  702,  703,  704,  705,  706,  707,  708,  709,  710,  711,  712,  713,  714,
  715,  716,  717,  718,  719,  720,  721,  722,  723,  724,  725,  726,  727,
  728,  729,  730,  731,  732,  733,  734,  735,  736,  737,  738,  739,  740,
  741,  742,  743,  744,  745,  746,  747,  748,  749,  750,  751,  752,  753,
  754,  755,  756,  757,  758,  759,  760,  761,  762,  763,  764,  765,  766,
  767,  768,  769,  770,  771,  772,  773,  774,  775,  776,  777,  778,  779,
  780,  781,  782,  783,  784,  785,  786,  787,  788,  789,  790,  791,  792,
  793,  794,  795,  796,  797,  798,  799,  800,  801,  802,  803,  804,  805,
  806,  807,  808,  809,  810,  811,  812,  813,  814,  815,  816,  817,  818,
  819,  820,  821,  822,  823,  824,  825,  826,  827,  828,  829,  830,  831,
  832,  833,  834,  835,  836,  837,  838,  839,  840,  841,  842,  843,  844,
  845,  846,  847,  848,  849,  850,  851,  852,  853,  854,  855,  856,  857,
  858,  859,  860,  861,  862,  863,  864,  865,  866,  867,  868,  869,  870,
  871,  872,  873,  874,  875,  876,  877,  878,  879,  880,  881,  882,  883,
  884,  885,  886,  887,  888,  889,  890,  891,  892,  893,  894,  895,  896,
  897,  898,  899,  900,  901,  902,  903,  904,  905,  906,  907,  908,  909,
  910,  911,  912,  913,  914,  915,  916,  917,  918,  919,  920,  921,  922,
  923,  924,  925,  926,  927,  928,  929,  930,  931,  932,  933,  934,  935,
  936,  937,  938,  939,  940,  941,  942,  943,  944,  945,  946,  947,  948,
  949,  950,  951,  952,  953,  954,  955,  956,  957,  958,  959,  960,  961,
  962,  963,  964,  965,  966,  967,  968,  969,  970,  971,  972,  973,  974,
  975,  976,  977,  978,  979,  980,  981,  982,  983,  984,  985,  986,  987,
  988,  989,  990,  991,  992,  993,  994,  995,  996,  997,  998,  999,  1000,
  1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013,
  1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023,
833
};
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#endif  // CONFIG_EXT_TX
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DECLARE_ALIGNED(16, static const int16_t, default_scan_32x32[1024]) = {
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  0,    32,   1,    64,  33,   2,    96,   65,   34,   128,  3,    97,   66,
  160,  129,  35,   98,  4,    67,   130,  161,  192,  36,   99,   224,  5,
  162,  193,  68,   131, 37,   100,  225,  194,  256,  163,  69,   132,  6,
  226,  257,  288,  195, 101,  164,  38,   258,  7,    227,  289,  133,  320,
  70,   196,  165,  290, 259,  228,  39,   321,  102,  352,  8,    197,  71,
  134,  322,  291,  260, 353,  384,  229,  166,  103,  40,   354,  323,  292,
  135,  385,  198,  261, 72,   9,    416,  167,  386,  355,  230,  324,  104,
  293,  41,   417,  199, 136,  262,  387,  448,  325,  356,  10,   73,   418,
  231,  168,  449,  294, 388,  105,  419,  263,  42,   200,  357,  450,  137,
  480,  74,   326,  232, 11,   389,  169,  295,  420,  106,  451,  481,  358,
  264,  327,  201,  43,  138,  512,  482,  390,  296,  233,  170,  421,  75,
  452,  359,  12,   513, 265,  483,  328,  107,  202,  514,  544,  422,  391,
  453,  139,  44,   234, 484,  297,  360,  171,  76,   515,  545,  266,  329,
  454,  13,   423,  203, 108,  546,  485,  576,  298,  235,  140,  361,  330,
  172,  547,  45,   455, 267,  577,  486,  77,   204,  362,  608,  14,   299,
  578,  109,  236,  487, 609,  331,  141,  579,  46,   15,   173,  610,  363,
  78,   205,  16,   110, 237,  611,  142,  47,   174,  79,   206,  17,   111,
  238,  48,   143,  80,  175,  112,  207,  49,   18,   239,  81,   113,  19,
  50,   82,   114,  51,  83,   115,  640,  516,  392,  268,  144,  20,   672,
  641,  548,  517,  424, 393,  300,  269,  176,  145,  52,   21,   704,  673,
  642,  580,  549,  518, 456,  425,  394,  332,  301,  270,  208,  177,  146,
  84,   53,   22,   736, 705,  674,  643,  612,  581,  550,  519,  488,  457,
  426,  395,  364,  333, 302,  271,  240,  209,  178,  147,  116,  85,   54,
  23,   737,  706,  675, 613,  582,  551,  489,  458,  427,  365,  334,  303,
  241,  210,  179,  117, 86,   55,   738,  707,  614,  583,  490,  459,  366,
  335,  242,  211,  118, 87,   739,  615,  491,  367,  243,  119,  768,  644,
  520,  396,  272,  148, 24,   800,  769,  676,  645,  552,  521,  428,  397,
  304,  273,  180,  149, 56,   25,   832,  801,  770,  708,  677,  646,  584,
  553,  522,  460,  429, 398,  336,  305,  274,  212,  181,  150,  88,   57,
  26,   864,  833,  802, 771,  740,  709,  678,  647,  616,  585,  554,  523,
  492,  461,  430,  399, 368,  337,  306,  275,  244,  213,  182,  151,  120,
  89,   58,   27,   865, 834,  803,  741,  710,  679,  617,  586,  555,  493,
  462,  431,  369,  338, 307,  245,  214,  183,  121,  90,   59,   866,  835,
  742,  711,  618,  587, 494,  463,  370,  339,  246,  215,  122,  91,   867,
  743,  619,  495,  371, 247,  123,  896,  772,  648,  524,  400,  276,  152,
  28,   928,  897,  804, 773,  680,  649,  556,  525,  432,  401,  308,  277,
  184,  153,  60,   29,  960,  929,  898,  836,  805,  774,  712,  681,  650,
  588,  557,  526,  464, 433,  402,  340,  309,  278,  216,  185,  154,  92,
  61,   30,   992,  961, 930,  899,  868,  837,  806,  775,  744,  713,  682,
  651,  620,  589,  558, 527,  496,  465,  434,  403,  372,  341,  310,  279,
  248,  217,  186,  155, 124,  93,   62,   31,   993,  962,  931,  869,  838,
  807,  745,  714,  683, 621,  590,  559,  497,  466,  435,  373,  342,  311,
  249,  218,  187,  125, 94,   63,   994,  963,  870,  839,  746,  715,  622,
  591,  498,  467,  374, 343,  250,  219,  126,  95,   995,  871,  747,  623,
  499,  375,  251,  127, 900,  776,  652,  528,  404,  280,  156,  932,  901,
  808,  777,  684,  653, 560,  529,  436,  405,  312,  281,  188,  157,  964,
  933,  902,  840,  809, 778,  716,  685,  654,  592,  561,  530,  468,  437,
  406,  344,  313,  282, 220,  189,  158,  996,  965,  934,  903,  872,  841,
  810,  779,  748,  717, 686,  655,  624,  593,  562,  531,  500,  469,  438,
  407,  376,  345,  314, 283,  252,  221,  190,  159,  997,  966,  935,  873,
  842,  811,  749,  718, 687,  625,  594,  563,  501,  470,  439,  377,  346,
  315,  253,  222,  191, 998,  967,  874,  843,  750,  719,  626,  595,  502,
  471,  378,  347,  254, 223,  999,  875,  751,  627,  503,  379,  255,  904,
  780,  656,  532,  408, 284,  936,  905,  812,  781,  688,  657,  564,  533,
  440,  409,  316,  285, 968,  937,  906,  844,  813,  782,  720,  689,  658,
  596,  565,  534,  472, 441,  410,  348,  317,  286,  1000, 969,  938,  907,
  876,  845,  814,  783, 752,  721,  690,  659,  628,  597,  566,  535,  504,
  473,  442,  411,  380, 349,  318,  287,  1001, 970,  939,  877,  846,  815,
  753,  722,  691,  629, 598,  567,  505,  474,  443,  381,  350,  319,  1002,
  971,  878,  847,  754, 723,  630,  599,  506,  475,  382,  351,  1003, 879,
  755,  631,  507,  383, 908,  784,  660,  536,  412,  940,  909,  816,  785,
  692,  661,  568,  537, 444,  413,  972,  941,  910,  848,  817,  786,  724,
  693,  662,  600,  569, 538,  476,  445,  414,  1004, 973,  942,  911,  880,
  849,  818,  787,  756, 725,  694,  663,  632,  601,  570,  539,  508,  477,
  446,  415,  1005, 974, 943,  881,  850,  819,  757,  726,  695,  633,  602,
  571,  509,  478,  447, 1006, 975,  882,  851,  758,  727,  634,  603,  510,
  479,  1007, 883,  759, 635,  511,  912,  788,  664,  540,  944,  913,  820,
  789,  696,  665,  572, 541,  976,  945,  914,  852,  821,  790,  728,  697,
  666,  604,  573,  542, 1008, 977,  946,  915,  884,  853,  822,  791,  760,
  729,  698,  667,  636, 605,  574,  543,  1009, 978,  947,  885,  854,  823,
  761,  730,  699,  637, 606,  575,  1010, 979,  886,  855,  762,  731,  638,
  607,  1011, 887,  763, 639,  916,  792,  668,  948,  917,  824,  793,  700,
  669,  980,  949,  918, 856,  825,  794,  732,  701,  670,  1012, 981,  950,
  919,  888,  857,  826, 795,  764,  733,  702,  671,  1013, 982,  951,  889,
  858,  827,  765,  734, 703,  1014, 983,  890,  859,  766,  735,  1015, 891,
  767,  920,  796,  952, 921,  828,  797,  984,  953,  922,  860,  829,  798,
  1016, 985,  954,  923, 892,  861,  830,  799,  1017, 986,  955,  893,  862,
  831,  1018, 987,  894, 863,  1019, 895,  924,  956,  925,  988,  957,  926,
  1020, 989,  958,  927, 1021, 990,  959,  1022, 991,  1023,
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916 917
};

918 919
// Scan over two rectangular vertical partitions one after the other
DECLARE_ALIGNED(16, static const int16_t, v2_scan_32x32[1024]) = {
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920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998
  0,    1,    32,   33,   2,    64,   34,   65,   66,   3,    96,   35,   97,
  67,   98,   4,    128,  36,   129,  99,   68,   130,  5,    100,  131,  160,
  37,   161,  69,   162,  132,  101,  163,  6,    192,  38,   193,  70,   194,
  133,  164,  102,  195,  7,    224,  39,   165,  225,  134,  196,  71,   226,
  103,  227,  166,  197,  8,    256,  40,   135,  228,  257,  72,   258,  198,
  104,  259,  167,  229,  136,  260,  9,    288,  41,   289,  73,   199,  230,
  290,  168,  261,  105,  291,  137,  292,  231,  10,   200,  262,  320,  42,
  321,  74,   322,  169,  293,  106,  323,  232,  263,  138,  324,  201,  294,
  11,   352,  43,   353,  75,   170,  325,  354,  264,  107,  233,  295,  355,
  202,  326,  139,  356,  12,   384,  44,   265,  296,  385,  171,  357,  76,
  386,  234,  327,  108,  387,  203,  358,  140,  388,  297,  266,  328,  13,
  172,  389,  416,  45,   235,  359,  417,  77,   418,  109,  419,  204,  390,
  298,  329,  141,  267,  360,  420,  236,  391,  173,  421,  14,   448,  46,
  449,  78,   330,  450,  299,  361,  110,  205,  422,  451,  268,  392,  142,
  452,  237,  423,  174,  331,  362,  453,  15,   300,  393,  480,  47,   481,
  79,   482,  206,  454,  269,  424,  111,  483,  143,  484,  363,  332,  394,
  238,  455,  175,  301,  425,  485,  512,  513,  270,  456,  514,  207,  486,
  364,  395,  515,  333,  426,  516,  239,  487,  302,  457,  517,  396,  271,
  488,  544,  365,  427,  545,  518,  546,  334,  458,  547,  519,  548,  303,
  489,  397,  428,  549,  366,  459,  520,  576,  335,  490,  550,  577,  578,
  579,  521,  429,  551,  398,  460,  580,  367,  491,  581,  552,  522,  582,
  608,  609,  430,  461,  610,  399,  492,  553,  611,  583,  523,  612,  613,
  584,  554,  462,  431,  493,  614,  524,  640,  641,  642,  585,  643,  555,
  615,  644,  463,  494,  586,  525,  616,  645,  556,  646,  672,  617,  673,
  587,  674,  647,  495,  675,  526,  676,  557,  618,  648,  677,  588,  678,
  527,  649,  619,  704,  558,  705,  706,  679,  589,  707,  650,  708,  620,
  680,  709,  559,  590,  710,  651,  681,  736,  621,  737,  711,  738,  739,
  682,  652,  740,  712,  591,  741,  622,  683,  713,  742,  653,  768,  769,
  743,  770,  714,  684,  771,  623,  772,  744,  654,  773,  715,  685,  745,
  774,  655,  775,  800,  801,  716,  746,  802,  803,  686,  776,  804,  747,
  805,  717,  777,  806,  687,  748,  807,  778,  832,  833,  718,  834,  835,
  808,  836,  779,  749,  837,  809,  719,  838,  780,  750,  810,  839,  864,
  865,  866,  867,  840,  781,  868,  811,  751,  869,  841,  870,  812,  782,
  842,  871,  896,  897,  898,  872,  899,  813,  843,  900,  783,  901,  873,
  844,  902,  814,  874,  903,  928,  929,  845,  930,  904,  815,  875,  931,
  932,  905,  933,  846,  876,  934,  906,  935,  877,  960,  847,  961,  962,
  907,  936,  963,  964,  937,  878,  965,  908,  966,  938,  967,  909,  879,
  992,  939,  993,  968,  994,  995,  996,  910,  969,  940,  997,  998,  970,
  911,  941,  999,  971,  1000, 942,  1001, 972,  1002, 943,  973,  1003, 974,
  1004, 975,  1005, 1006, 1007, 16,   48,   80,   112,  144,  176,  17,   49,
  208,  81,   113,  145,  240,  177,  272,  18,   50,   209,  82,   114,  304,
  241,  146,  178,  273,  336,  210,  19,   51,   83,   115,  305,  242,  147,
  368,  179,  274,  337,  211,  20,   400,  52,   84,   306,  116,  243,  369,
  148,  338,  180,  275,  432,  401,  212,  21,   53,   307,  85,   370,  244,
  117,  464,  149,  433,  339,  276,  181,  402,  213,  308,  496,  371,  22,
  54,   465,  86,   245,  118,  434,  150,  340,  277,  403,  182,  528,  497,
  214,  466,  372,  309,  23,   55,   435,  87,   246,  119,  341,  404,  151,
  529,  560,  278,  498,  183,  467,  373,  215,  310,  436,  24,   56,   247,
  561,  88,   530,  592,  342,  120,  405,  499,  152,  279,  468,  184,  374,
  311,  437,  216,  562,  593,  531,  624,  25,   248,  500,  57,   406,  89,
  343,  121,  469,  280,  153,  594,  185,  375,  563,  625,  438,  532,  656,
  312,  217,  501,  407,  249,  26,   344,  58,   90,   470,  122,  595,  626,
  281,  564,  657,  154,  376,  533,  688,  439,  186,  313,  502,  218,  408,
  627,  596,  658,  250,  345,  471,  27,   59,   565,  689,  91,   123,  282,
  534,  720,  155,  440,  377,  187,  503,  314,  628,  659,  219,  597,  690,
  409,  472,  566,  721,  346,  251,  28,   60,   535,  752,  92,   124,  283,
  441,  378,  156,  660,  504,  629,  691,  598,  722,  188,  315,  567,  753,
  220,  410,  473,  347,  536,  784,  252,  29,   661,  692,  61,   93,   442,
  630,  723,  284,  125,  379,  505,  599,  754,  157,  316,  568,  785,  189,
  474,  411,  221,  537,  816,  693,  348,  662,  724,  253,  631,  755,  443,
  30,   600,  786,  62,   506,  94,   285,  380,  126,  569,  817,  158,  317,
  190,  475,  694,  725,  412,  663,  756,  538,  848,  222,  632,  787,  349,
  254,  601,  818,  444,  507,  31,   63,   381,  286,  95,   570,  849,  726,
  127,  695,  757,  664,  788,  159,  476,  318,  413,  539,  880,  191,  633,
  819,  223,  350,  602,  850,  508,  255,  445,  727,  758,  696,  789,  571,
  881,  382,  287,  665,  820,  477,  634,  851,  540,  912,  319,  414,  603,
  882,  759,  728,  790,  351,  509,  697,  821,  446,  572,  913,  666,  852,
  383,  635,  883,  478,  541,  944,  415,  760,  791,  604,  914,  729,  822,
  698,  853,  510,  667,  884,  447,  573,  945,  636,  915,  792,  761,  823,
  542,  976,  479,  730,  854,  605,  946,  699,  885,  668,  916,  511,  574,
  977,  793,  824,  637,  947,  762,  855,  731,  886,  543,  1008, 606,  978,
  700,  917,  669,  948,  575,  825,  1009, 794,  856,  763,  887,  638,  979,
  732,  918,  701,  949,  607,  1010, 670,  980,  826,  857,  795,  888,  764,
  919,  639,  1011, 733,  950,  702,  981,  858,  827,  889,  796,  920,  671,
  1012, 765,  951,  734,  982,  703,  1013, 859,  890,  828,  921,  797,  952,
  766,  983,  735,  1014, 891,  860,  922,  829,  953,  798,  984,  767,  1015,
  892,  923,  861,  954,  830,  985,  799,  1016, 924,  893,  955,  862,  986,
  831,  1017, 925,  956,  894,  987,  863,  1018, 957,  926,  988,  895,  1019,
  958,  989,  927,  1020, 990,  959,  1021, 991,  1022, 1023,
999 1000 1001 1002
};

// Scan over two rectangular horizontal partitions one after the other
DECLARE_ALIGNED(16, static const int16_t, h2_scan_32x32[1024]) = {
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1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081
  0,    1,    32,   33,   2,    64,   34,   65,   66,   3,    96,   35,   97,
  67,   98,   4,    128,  36,   129,  99,   68,   130,  5,    100,  131,  160,
  37,   161,  69,   162,  132,  101,  163,  6,    192,  38,   193,  70,   194,
  133,  164,  102,  195,  7,    224,  39,   165,  225,  134,  196,  71,   226,
  103,  227,  166,  197,  8,    256,  40,   135,  228,  257,  72,   258,  198,
  104,  259,  167,  229,  136,  260,  9,    288,  41,   289,  73,   199,  230,
  290,  168,  261,  105,  291,  137,  292,  231,  10,   200,  262,  320,  42,
  321,  74,   322,  169,  293,  106,  323,  232,  263,  138,  324,  201,  294,
  11,   352,  43,   353,  75,   170,  325,  354,  264,  107,  233,  295,  355,
  202,  326,  139,  356,  12,   384,  44,   265,  296,  385,  171,  357,  76,
  386,  234,  327,  108,  387,  203,  358,  140,  388,  297,  266,  328,  13,
  172,  389,  416,  45,   235,  359,  417,  77,   418,  109,  419,  204,  390,
  298,  329,  141,  267,  360,  420,  236,  391,  173,  421,  14,   448,  46,
  449,  78,   330,  450,  299,  361,  110,  205,  422,  451,  268,  392,  142,
  452,  237,  423,  174,  331,  362,  453,  15,   300,  393,  480,  47,   481,
  79,   482,  206,  454,  269,  424,  111,  483,  143,  484,  363,  332,  394,
  238,  455,  175,  301,  425,  485,  16,   48,   80,   270,  456,  207,  486,
  112,  364,  395,  333,  426,  144,  239,  487,  302,  457,  176,  396,  17,
  271,  488,  49,   365,  427,  208,  81,   334,  458,  113,  145,  240,  303,
  489,  397,  428,  177,  366,  459,  272,  18,   50,   209,  335,  490,  82,
  114,  304,  241,  429,  146,  398,  460,  367,  491,  178,  273,  336,  210,
  19,   51,   83,   430,  461,  399,  492,  115,  305,  242,  147,  368,  179,
  274,  337,  462,  431,  493,  211,  20,   400,  52,   84,   306,  116,  243,
  369,  148,  463,  494,  338,  180,  275,  432,  401,  212,  21,   53,   307,
  85,   370,  244,  117,  495,  464,  149,  433,  339,  276,  181,  402,  213,
  308,  496,  371,  22,   54,   465,  86,   245,  118,  434,  150,  340,  277,
  403,  182,  497,  214,  466,  372,  309,  23,   55,   435,  87,   246,  119,
  341,  404,  151,  278,  498,  183,  467,  373,  215,  310,  436,  24,   56,
  247,  88,   342,  120,  405,  499,  152,  279,  468,  184,  374,  311,  437,
  216,  25,   248,  500,  57,   406,  89,   343,  121,  469,  280,  153,  185,
  375,  438,  312,  217,  501,  407,  249,  26,   344,  58,   90,   470,  122,
  281,  154,  376,  439,  186,  313,  502,  218,  408,  250,  345,  471,  27,
  59,   91,   123,  282,  155,  440,  377,  187,  503,  314,  219,  409,  472,
  346,  251,  28,   60,   92,   124,  283,  441,  378,  156,  504,  188,  315,
  220,  410,  473,  347,  252,  29,   61,   93,   442,  284,  125,  379,  505,
  157,  316,  189,  474,  411,  221,  348,  253,  443,  30,   62,   506,  94,
  285,  380,  126,  158,  317,  190,  475,  412,  222,  349,  254,  444,  507,
  31,   63,   381,  286,  95,   127,  159,  476,  318,  413,  191,  223,  350,
  508,  255,  445,  382,  287,  477,  319,  414,  351,  509,  446,  383,  478,
  415,  510,  447,  479,  511,  512,  513,  514,  515,  516,  517,  544,  545,
  518,  546,  547,  519,  548,  549,  520,  576,  550,  577,  578,  579,  521,
  551,  580,  581,  552,  522,  582,  608,  609,  610,  553,  611,  583,  523,
  612,  613,  584,  554,  614,  524,  640,  641,  642,  585,  643,  555,  615,
  644,  586,  525,  616,  645,  556,  646,  672,  617,  673,  587,  674,  647,
  675,  526,  676,  557,  618,  648,  677,  588,  678,  527,  649,  619,  704,
  558,  705,  706,  679,  589,  707,  650,  708,  620,  680,  709,  528,  559,
  590,  710,  651,  681,  736,  621,  737,  711,  738,  739,  682,  652,  529,
  560,  740,  712,  591,  741,  622,  683,  713,  742,  653,  768,  769,  561,
  743,  530,  592,  770,  714,  684,  771,  623,  772,  744,  654,  773,  715,
  685,  745,  774,  562,  593,  531,  624,  655,  775,  800,  801,  716,  746,
  802,  803,  686,  776,  804,  594,  563,  625,  747,  805,  717,  532,  656,
  777,  806,  687,  748,  807,  778,  832,  833,  718,  834,  595,  626,  835,
  564,  657,  808,  836,  533,  688,  779,  749,  837,  809,  719,  838,  780,
  627,  596,  658,  750,  810,  839,  864,  565,  689,  865,  866,  867,  534,
  720,  840,  781,  868,  811,  751,  869,  841,  628,  659,  597,  690,  870,
  812,  782,  566,  721,  842,  871,  896,  535,  752,  897,  898,  872,  899,
  813,  843,  660,  900,  783,  629,  691,  598,  722,  901,  873,  567,  753,
  844,  902,  814,  874,  536,  784,  903,  661,  692,  928,  929,  630,  723,
  845,  930,  904,  815,  875,  931,  599,  754,  932,  568,  785,  905,  933,
  846,  876,  934,  537,  816,  693,  662,  724,  906,  631,  755,  935,  877,
  600,  786,  960,  847,  961,  962,  907,  936,  963,  569,  817,  964,  937,
  694,  725,  878,  965,  908,  663,  756,  538,  848,  966,  632,  787,  938,
  601,  818,  967,  909,  879,  992,  939,  993,  968,  570,  849,  994,  726,
  695,  757,  995,  664,  788,  996,  910,  969,  539,  880,  940,  633,  819,
  997,  998,  602,  850,  970,  911,  941,  999,  727,  758,  696,  789,  571,
  881,  971,  665,  820,  1000, 634,  851,  942,  540,  912,  1001, 972,  603,
  882,  759,  728,  790,  1002, 697,  821,  943,  973,  572,  913,  666,  852,
  1003, 635,  883,  974,  541,  944,  760,  791,  1004, 604,  914,  729,  822,
  698,  853,  975,  667,  884,  573,  945,  1005, 636,  915,  792,  761,  823,
  542,  976,  1006, 730,  854,  605,  946,  699,  885,  668,  916,  1007, 574,
  977,  793,  824,  637,  947,  762,  855,  731,  886,  543,  1008, 606,  978,
  700,  917,  669,  948,  575,  825,  1009, 794,  856,  763,  887,  638,  979,
  732,  918,  701,  949,  607,  1010, 670,  980,  826,  857,  795,  888,  764,
  919,  639,  1011, 733,  950,  702,  981,  858,  827,  889,  796,  920,  671,
  1012, 765,  951,  734,  982,  703,  1013, 859,  890,  828,  921,  797,  952,
  766,  983,  735,  1014, 891,  860,  922,  829,  953,  798,  984,  767,  1015,
  892,  923,  861,  954,  830,  985,  799,  1016, 924,  893,  955,  862,  986,
  831,  1017, 925,  956,  894,  987,  863,  1018, 957,  926,  988,  895,  1019,
  958,  989,  927,  1020, 990,  959,  1021, 991,  1022, 1023,
1082 1083 1084 1085
};

// Scan where the top left quarter is scanned first
DECLARE_ALIGNED(16, static const int16_t, qtr_scan_32x32[1024]) = {
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1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164
  0,    1,    32,   33,   2,    64,   34,   65,   66,   3,    96,   35,   97,
  67,   98,   4,    128,  36,   129,  99,   68,   130,  5,    100,  131,  160,
  37,   161,  69,   162,  132,  101,  163,  6,    192,  38,   193,  70,   194,
  133,  164,  102,  195,  7,    224,  39,   165,  225,  134,  196,  71,   226,
  103,  227,  166,  197,  8,    256,  40,   135,  228,  257,  72,   258,  198,
  104,  259,  167,  229,  136,  260,  9,    288,  41,   289,  73,   199,  230,
  290,  168,  261,  105,  291,  137,  292,  231,  10,   200,  262,  320,  42,
  321,  74,   322,  169,  293,  106,  323,  232,  263,  138,  324,  201,  294,
  11,   352,  43,   353,  75,   170,  325,  354,  264,  107,  233,  295,  355,
  202,  326,  139,  356,  12,   384,  44,   265,  296,  385,  171,  357,  76,
  386,  234,  327,  108,  387,  203,  358,  140,  388,  297,  266,  328,  13,
  172,  389,  416,  45,   235,  359,  417,  77,   418,  109,  419,  204,  390,
  298,  329,  141,  267,  360,  420,  236,  391,  173,  421,  14,   448,  46,
  449,  78,   330,  450,  299,  361,  110,  205,  422,  451,  268,  392,  142,
  452,  237,  423,  174,  331,  362,  453,  15,   300,  393,  480,  47,   481,
  79,   482,  206,  454,  269,  424,  111,  483,  143,  484,  363,  332,  394,
  238,  455,  175,  301,  425,  485,  270,  456,  207,  486,  364,  395,  333,
  426,  239,  487,  302,  457,  396,  271,  488,  365,  427,  334,  458,  303,
  489,  397,  428,  366,  459,  335,  490,  429,  398,  460,  367,  491,  430,
  461,  399,  492,  462,  431,  493,  463,  494,  495,  16,   512,  48,   513,
  80,   514,  112,  515,  144,  516,  176,  517,  17,   544,  49,   545,  208,
  518,  81,   546,  113,  547,  145,  240,  519,  548,  177,  549,  272,  520,
  18,   576,  50,   209,  550,  577,  82,   578,  114,  579,  304,  521,  241,
  551,  146,  580,  178,  581,  273,  552,  336,  522,  210,  582,  19,   608,
  51,   609,  83,   610,  115,  305,  553,  611,  242,  583,  147,  368,  523,
  612,  179,  613,  274,  584,  337,  554,  211,  614,  20,   400,  524,  640,
  52,   641,  84,   642,  306,  585,  116,  643,  243,  369,  555,  615,  148,
  644,  338,  586,  180,  275,  432,  525,  616,  645,  401,  556,  212,  646,
  21,   672,  53,   307,  617,  673,  85,   370,  587,  674,  244,  647,  117,
  675,  464,  526,  149,  676,  433,  557,  339,  618,  276,  648,  181,  677,
  402,  588,  213,  678,  308,  496,  527,  649,  371,  619,  22,   704,  54,
  465,  558,  705,  86,   706,  245,  679,  118,  434,  589,  707,  150,  340,
  650,  708,  277,  403,  620,  680,  182,  709,  528,  497,  559,  214,  466,
  590,  710,  372,  651,  309,  681,  23,   736,  55,   435,  621,  737,  87,
  246,  711,  738,  119,  739,  341,  682,  404,  652,  151,  529,  560,  740,
  278,  712,  498,  591,  183,  741,  467,  622,  373,  683,  215,  310,  713,
  742,  436,  653,  24,   768,  56,   769,  247,  561,  743,  88,   530,  592,
  770,  342,  714,  120,  405,  684,  771,  499,  623,  152,  772,  279,  744,
  468,  654,  184,  773,  374,  715,  311,  437,  685,  745,  216,  774,  562,
  593,  531,  624,  25,   248,  500,  655,  775,  800,  57,   801,  406,  716,
  89,   343,  746,  802,  121,  803,  469,  686,  280,  776,  153,  804,  594,
  185,  375,  563,  625,  747,  805,  438,  717,  532,  656,  312,  777,  217,
  806,  501,  687,  407,  748,  249,  807,  26,   344,  778,  832,  58,   833,
  90,   470,  718,  834,  122,  595,  626,  835,  281,  564,  657,  808,  154,
  836,  376,  533,  688,  779,  439,  749,  186,  837,  313,  809,  502,  719,
  218,  838,  408,  780,  627,  596,  658,  250,  345,  471,  750,  810,  839,
  27,   864,  59,   565,  689,  865,  91,   866,  123,  867,  282,  534,  720,
  840,  155,  440,  781,  868,  377,  811,  187,  503,  751,  869,  314,  841,
  628,  659,  219,  597,  690,  870,  409,  812,  472,  782,  566,  721,  346,
  842,  251,  871,  28,   896,  60,   535,  752,  897,  92,   898,  124,  283,
  872,  899,  441,  813,  378,  843,  156,  660,  900,  504,  783,  629,  691,
  598,  722,  188,  901,  315,  873,  567,  753,  220,  410,  844,  902,  473,
  814,  347,  874,  536,  784,  252,  903,  29,   661,  692,  928,  61,   929,
  93,   442,  630,  723,  845,  930,  284,  904,  125,  379,  505,  815,  875,
  931,  599,  754,  157,  932,  316,  568,  785,  905,  189,  933,  474,  846,
  411,  876,  221,  934,  537,  816,  693,  348,  662,  724,  906,  253,  631,
  755,  935,  443,  877,  30,   600,  786,  960,  62,   506,  847,  961,  94,
  962,  285,  380,  907,  936,  126,  963,  569,  817,  158,  964,  317,  937,
  190,  475,  694,  725,  878,  965,  412,  908,  663,  756,  538,  848,  222,
  966,  632,  787,  349,  938,  254,  601,  818,  967,  444,  909,  507,  879,
  31,   992,  63,   381,  939,  993,  286,  968,  95,   570,  849,  994,  726,
  127,  695,  757,  995,  664,  788,  159,  996,  476,  910,  318,  969,  413,
  539,  880,  940,  191,  633,  819,  997,  223,  998,  350,  602,  850,  970,
  508,  911,  255,  445,  941,  999,  727,  758,  696,  789,  571,  881,  382,
  971,  287,  665,  820,  1000, 477,  634,  851,  942,  540,  912,  319,  1001,
  414,  972,  603,  882,  759,  728,  790,  351,  1002, 509,  697,  821,  943,
  446,  973,  572,  913,  666,  852,  383,  1003, 635,  883,  478,  974,  541,
  944,  415,  760,  791,  1004, 604,  914,  729,  822,  698,  853,  510,  975,
  667,  884,  447,  573,  945,  1005, 636,  915,  792,  761,  823,  542,  976,
  479,  1006, 730,  854,  605,  946,  699,  885,  668,  916,  511,  1007, 574,
  977,  793,  824,  637,  947,  762,  855,  731,  886,  543,  1008, 606,  978,
  700,  917,  669,  948,  575,  825,  1009, 794,  856,  763,  887,  638,  979,
  732,  918,  701,  949,  607,  1010, 670,  980,  826,  857,  795,  888,  764,
  919,  639,  1011, 733,  950,  702,  981,  858,  827,  889,  796,  920,  671,
  1012, 765,  951,  734,  982,  703,  1013, 859,  890,  828,  921,  797,  952,
  766,  983,  735,  1014, 891,  860,  922,  829,  953,  798,  984,  767,  1015,
  892,  923,  861,  954,  830,  985,  799,  1016, 924,  893,  955,  862,  986,
  831,  1017, 925,  956,  894,  987,  863,  1018, 957,  926,  988,  895,  1019,
  958,  989,  927,  1020, 990,  959,  1021, 991,  1022, 1023,
1165
};
1166 1167

#if CONFIG_TX64X64
1168
// Scans the top 32x32 sub-block first before scanning the bottom
1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212
DECLARE_ALIGNED(16, static const int16_t, default_scan_32x64[2048]) = {
  0,    1,    32,   2,    33,   64,   3,    34,   65,   96,   4,    35,   66,
  97,   128,  5,    36,   67,   98,   129,  160,  6,    37,   68,   99,   130,
  161,  192,  7,    38,   69,   100,  131,  162,  193,  224,  8,    39,   70,
  101,  132,  163,  194,  225,  256,  9,    40,   71,   102,  133,  164,  195,
  226,  257,  288,  10,   41,   72,   103,  134,  165,  196,  227,  258,  289,
  320,  11,   42,   73,   104,  135,  166,  197,  228,  259,  290,  321,  352,
  12,   43,   74,   105,  136,  167,  198,  229,  260,  291,  322,  353,  384,
  13,   44,   75,   106,  137,  168,  199,  230,  261,  292,  323,  354,  385,
  416,  14,   45,   76,   107,  138,  169,  200,  231,  262,  293,  324,  355,
  386,  417,  448,  15,   46,   77,   108,  139,  170,  201,  232,  263,  294,
  325,  356,  387,  418,  449,  480,  16,   47,   78,   109,  140,  171,  202,
  233,  264,  295,  326,  357,  388,  419,  450,  481,  512,  17,   48,   79,
  110,  141,  172,  203,  234,  265,  296,  327,  358,  389,  420,  451,  482,
  513,  544,  18,   49,   80,   111,  142,  173,  204,  235,  266,  297,  328,
  359,  390,  421,  452,  483,  514,  545,  576,  19,   50,   81,   112,  143,
  174,  205,  236,  267,  298,  329,  360,  391,  422,  453,  484,  515,  546,
  577,  608,  20,   51,   82,   113,  144,  175,  206,  237,  268,  299,  330,
  361,  392,  423,  454,  485,  516,  547,  578,  609,  640,  21,   52,   83,
  114,  145,  176,  207,  238,  269,  300,  331,  362,  393,  424,  455,  486,
  517,  548,  579,  610,  641,  672,  22,   53,   84,   115,  146,  177,  208,
  239,  270,  301,  332,  363,  394,  425,  456,  487,  518,  549,  580,  611,
  642,  673,  704,  23,   54,   85,   116,  147,  178,  209,  240,  271,  302,
  333,  364,  395,  426,  457,  488,  519,  550,  581,  612,  643,  674,  705,
  736,  24,   55,   86,   117,  148,  179,  210,  241,  272,  303,  334,  365,
  396,  427,  458,  489,  520,  551,  582,  613,  644,  675,  706,  737,  768,
  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,
  26,   57,   88,   119,  150,  181,  212,  243,  274,  305,  336,  367,  398,
  429,  460,  491,  522,  553,  584,  615,  646,  677,  708,  739,  770,  801,
  832,  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,  28,   59,   90,   121,  152,  183,  214,  245,  276,  307,
  338,  369,  400,  431,  462,  493,  524,  555,  586,  617,  648,  679,  710,
  741,  772,  803,  834,  865,  896,  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,  30,   61,   92,
  123,  154,  185,  216,  247,  278,  309,  340,  371,  402,  433,  464,  495,
  526,  557,  588,  619,  650,  681,  712,  743,  774,  805,  836,  867,  898,
  929,  960,  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,  63,   94,   125,  156,  187,
  218,  249,  280,  311,  342,  373,  404,  435,  466,  497,  528,  559,  590,
  621,  652,  683,  714,  745,  776,  807,  838,  869,  900,  931,  962,  993,
1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235
  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,  127,  158,  189,  220,  251,  282,  313,  344,  375,
  406,  437,  468,  499,  530,  561,  592,  623,  654,  685,  716,  747,  778,
  809,  840,  871,  902,  933,  964,  995,  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,  191,  222,  253,  284,
  315,  346,  377,  408,  439,  470,  501,  532,  563,  594,  625,  656,  687,
  718,  749,  780,  811,  842,  873,  904,  935,  966,  997,  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,  255,  286,  317,
  348,  379,  410,  441,  472,  503,  534,  565,  596,  627,  658,  689,  720,
  751,  782,  813,  844,  875,  906,  937,  968,  999,  287,  318,  349,  380,
  411,  442,  473,  504,  535,  566,  597,  628,  659,  690,  721,  752,  783,
  814,  845,  876,  907,  938,  969,  1000, 319,  350,  381,  412,  443,  474,
  505,  536,  567,  598,  629,  660,  691,  722,  753,  784,  815,  846,  877,
  908,  939,  970,  1001, 351,  382,  413,  444,  475,  506,  537,  568,  599,
  630,  661,  692,  723,  754,  785,  816,  847,  878,  909,  940,  971,  1002,
  383,  414,  445,  476,  507,  538,  569,  600,  631,  662,  693,  724,  755,
  786,  817,  848,  879,  910,  941,  972,  1003, 415,  446,  477,  508,  539,
  570,  601,  632,  663,  694,  725,  756,  787,  818,  849,  880,  911,  942,
  973,  1004, 447,  478,  509,  540,  571,  602,  633,  664,  695,  726,  757,
  788,  819,  850,  881,  912,  943,  974,  1005, 479,  510,  541,  572,  603,
1236
  634,  665,  696,  727,  758,  789,  820,  851,  882,  913,  944,  975,  1006,
1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261
  511,  542,  573,  604,  635,  666,  697,  728,  759,  790,  821,  852,  883,
  914,  945,  976,  1007, 543,  574,  605,  636,  667,  698,  729,  760,  791,
  822,  853,  884,  915,  946,  977,  1008, 575,  606,  637,  668,  699,  730,
  761,  792,  823,  854,  885,  916,  947,  978,  1009, 607,  638,  669,  700,
  731,  762,  793,  824,  855,  886,  917,  948,  979,  1010, 639,  670,  701,
  732,  763,  794,  825,  856,  887,  918,  949,  980,  1011, 671,  702,  733,
  764,  795,  826,  857,  888,  919,  950,  981,  1012, 703,  734,  765,  796,
  827,  858,  889,  920,  951,  982,  1013, 735,  766,  797,  828,  859,  890,
  921,  952,  983,  1014, 767,  798,  829,  860,  891,  922,  953,  984,  1015,
  799,  830,  861,  892,  923,  954,  985,  1016, 831,  862,  893,  924,  955,
  986,  1017, 863,  894,  925,  956,  987,  1018, 895,  926,  957,  988,  1019,
  927,  958,  989,  1020, 959,  990,  1021, 991,  1022, 1023, 1024, 1025, 1056,
  1026, 1057, 1088, 1027, 1058, 1089, 1120, 1028, 1059, 1090, 1121, 1152, 1029,
  1060, 1091, 1122, 1153, 1184, 1030, 1061, 1092, 1123, 1154, 1185, 1216, 1031,
  1062, 1093, 1124, 1155, 1186, 1217, 1248, 1032, 1063, 1094, 1125, 1156, 1187,
  1218, 1249, 1280, 1033, 1064, 1095, 1126, 1157, 1188, 1219, 1250, 1281, 1312,
  1034, 1065, 1096, 1127, 1158, 1189, 1220, 1251, 1282, 1313, 1344, 1035, 1066,
  1097, 1128, 1159, 1190, 1221, 1252, 1283, 1314, 1345, 1376, 1036, 1067, 1098,
  1129, 1160, 1191, 1222, 1253, 1284, 1315, 1346, 1377, 1408, 1037, 1068, 1099,
  1130, 1161, 1192, 1223, 1254, 1285, 1316, 1347, 1378, 1409, 1440, 1038, 1069,
  1100, 1131, 1162, 1193, 1224, 1255, 1286, 1317, 1348, 1379, 1410, 1441, 1472,
  1039, 1070, 1101, 1132, 1163, 1194, 1225, 1256, 1287, 1318, 1349, 1380, 1411,
  1442, 1473, 1504, 1040, 1071, 1102, 1133, 1164, 1195, 1226, 1257, 1288, 1319,
  1350, 1381, 1412, 1443, 1474, 1505, 1536, 1041, 1072, 1103, 1134, 1165, 1196,
  1227, 1258, 1289, 1320, 1351, 1382, 1413, 1444, 1475, 1506, 1537, 1568, 1042,
1262
  1073, 1104, 1135, 1166, 1197, 1228, 1259, 1290, 1321, 1352, 1383, 1414, 1445,
1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284
  1476, 1507, 1538, 1569, 1600, 1043, 1074, 1105, 1136, 1167, 1198, 1229, 1260,
  1291, 1322, 1353, 1384, 1415, 1446, 1477, 1508, 1539, 1570, 1601, 1632, 1044,
  1075, 1106, 1137, 1168, 1199, 1230, 1261, 1292, 1323, 1354, 1385, 1416, 1447,
  1478, 1509, 1540, 1571, 1602, 1633, 1664, 1045, 1076, 1107, 1138, 1169, 1200,
  1231, 1262, 1293, 1324, 1355, 1386, 1417, 1448, 1479, 1510, 1541, 1572, 1603,
  1634, 1665, 1696, 1046, 1077, 1108, 1139, 1170, 1201, 1232, 1263, 1294, 1325,
  1356, 1387, 1418, 1449, 1480, 1511, 1542, 1573, 1604, 1635, 1666, 1697, 1728,
  1047, 1078, 1109, 1140, 1171, 1202, 1233, 1264, 1295, 1326, 1357, 1388, 1419,
  1450, 1481, 1512, 1543, 1574, 1605, 1636, 1667, 1698, 1729, 1760, 1048, 1079,
  1110, 1141, 1172, 1203, 1234, 1265, 1296, 1327, 1358, 1389, 1420, 1451, 1482,
  1513, 1544, 1575, 1606, 1637, 1668, 1699, 1730, 1761, 1792, 1049, 1080, 1111,
  1142, 1173, 1204, 1235, 1266, 1297, 1328, 1359, 1390, 1421, 1452, 1483, 1514,
  1545, 1576, 1607, 1638, 1669, 1700, 1731, 1762, 1793, 1824, 1050, 1081, 1112,
  1143, 1174, 1205, 1236, 1267, 1298, 1329, 1360, 1391, 1422, 1453, 1484, 1515,
  1546, 1577, 1608, 1639, 1670, 1701, 1732, 1763, 1794, 1825, 1856, 1051, 1082,
  1113, 1144, 1175, 1206, 1237, 1268, 1299, 1330, 1361, 1392, 1423, 1454, 1485,
  1516, 1547, 1578, 1609, 1640, 1671, 1702, 1733, 1764, 1795, 1826, 1857, 1888,
  1052, 1083, 1114, 1145, 1176, 1207, 1238, 1269, 1300, 1331, 1362, 1393, 1424,
  1455, 1486, 1517, 1548, 1579, 1610, 1641, 1672, 1703, 1734, 1765, 1796, 1827,
  1858, 1889, 1920, 1053, 1084, 1115, 1146, 1177, 1208, 1239, 1270, 1301, 1332,
  1363, 1394, 1425, 1456, 1487, 1518, 1549, 1580, 1611, 1642, 1673, 1704, 1735,
  1766, 1797, 1828, 1859, 1890, 1921, 1952, 1054, 1085, 1116, 1147, 1178, 1209,
1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329
  1240, 1271, 1302, 1333, 1364, 1395, 1426, 1457, 1488, 1519, 1550, 1581, 1612,
  1643, 1674, 1705, 1736, 1767, 1798, 1829, 1860, 1891, 1922, 1953, 1984, 1055,
  1086, 1117, 1148, 1179, 1210, 1241, 1272, 1303, 1334, 1365, 1396, 1427, 1458,
  1489, 1520, 1551, 1582, 1613, 1644, 1675, 1706, 1737, 1768, 1799, 1830, 1861,
  1892, 1923, 1954, 1985, 2016, 1087, 1118, 1149, 1180, 1211, 1242, 1273, 1304,
  1335, 1366, 1397, 1428, 1459, 1490, 1521, 1552, 1583, 1614, 1645, 1676, 1707,
  1738, 1769, 1800, 1831, 1862, 1893, 1924, 1955, 1986, 2017, 1119, 1150, 1181,
  1212, 1243, 1274, 1305, 1336, 1367, 1398, 1429, 1460, 1491, 1522, 1553, 1584,
  1615, 1646, 1677, 1708, 1739, 1770, 1801, 1832, 1863, 1894, 1925, 1956, 1987,
  2018, 1151, 1182, 1213, 1244, 1275, 1306, 1337, 1368, 1399, 1430, 1461, 1492,
  1523, 1554, 1585, 1616, 1647, 1678, 1709, 1740, 1771, 1802, 1833, 1864, 1895,
  1926, 1957, 1988, 2019, 1183, 1214, 1245, 1276, 1307, 1338, 1369, 1400, 1431,
  1462, 1493, 1524, 1555, 1586, 1617, 1648, 1679, 1710, 1741, 1772, 1803, 1834,
  1865, 1896, 1927, 1958, 1989, 2020, 1215, 1246, 1277, 1308, 1339, 1370, 1401,
  1432, 1463, 1494, 1525, 1556, 1587, 1618, 1649, 1680, 1711, 1742, 1773, 1804,
  1835, 1866, 1897, 1928, 1959, 1990, 2021, 1247, 1278, 1309, 1340, 1371, 1402,
  1433, 1464, 1495, 1526, 1557, 1588, 1619, 1650, 1681, 1712, 1743, 1774, 1805,
  1836, 1867, 1898, 1929, 1960, 1991, 2022, 1279, 1310, 1341, 1372, 1403, 1434,
  1465, 1496, 1527, 1558, 1589, 1620, 1651, 1682, 1713, 1744, 1775, 1806, 1837,
  1868, 1899, 1930, 1961, 1992, 2023, 1311, 1342, 1373, 1404, 1435, 1466, 1497,
  1528, 1559, 1590, 1621, 1652, 1683, 1714, 1745, 1776, 1807, 1838, 1869, 1900,
  1931, 1962, 1993, 2024, 1343, 1374, 1405, 1436, 1467, 1498, 1529, 1560, 1591,
  1622, 1653, 1684, 1715, 1746, 1777, 1808, 1839, 1870, 1901, 1932, 1963, 1994,
  2025, 1375, 1406, 1437, 1468, 1499, 1530, 1561, 1592, 1623, 1654, 1685, 1716,
  1747, 1778, 1809, 1840, 1871, 1902, 1933, 1964, 1995, 2026, 1407, 1438, 1469,
  1500, 1531, 1562, 1593, 1624, 1655, 1686, 1717, 1748, 1779, 1810, 1841, 1872,
  1903, 1934, 1965, 1996, 2027, 1439, 1470, 1501, 1532, 1563, 1594, 1625, 1656,
  1687, 1718, 1749, 1780, 1811, 1842, 1873, 1904, 1935, 1966, 1997, 2028, 1471,
  1502, 1533, 1564, 1595, 1626, 1657, 1688, 1719, 1750, 1781, 1812, 1843, 1874,
  1905, 1936, 1967, 1998, 2029, 1503, 1534, 1565, 1596, 1627, 1658, 1689, 1720,
  1751, 1782, 1813, 1844, 1875, 1906, 1937, 1968, 1999, 2030, 1535, 1566, 1597,
  1628, 1659, 1690, 1721, 1752, 1783, 1814, 1845, 1876, 1907, 1938, 1969, 2000,
  2031, 1567, 1598, 1629, 1660, 1691, 1722, 1753, 1784, 1815, 1846, 1877, 1908,
  1939, 1970, 2001, 2032, 1599, 1630, 1661, 1692, 1723, 1754, 1785, 1816, 1847,
  1878, 1909, 1940, 1971, 2002, 2033, 1631, 1662, 1693, 1724, 1755, 1786, 1817,
  1848, 1879, 1910, 1941, 1972, 2003, 2034, 1663, 1694, 1725, 1756, 1787, 1818,
  1849, 1880, 1911, 1942, 1973, 2004, 2035, 1695, 1726, 1757, 1788, 1819, 1850,
  1881, 1912, 1943, 1974, 2005, 2036, 1727, 1758, 1789, 1820, 1851, 1882, 1913,
  1944, 1975, 2006, 2037, 1759, 1790, 1821, 1852, 1883, 1914, 1945, 1976, 2007,
  2038, 1791, 1822, 1853, 1884, 1915, 1946, 1977, 2008, 2039, 1823, 1854, 1885,
  1916, 1947, 1978, 2009, 2040, 1855, 1886, 1917, 1948, 1979, 2010, 2041, 1887,
  1918, 1949, 1980, 2011, 2042, 1919, 1950, 1981, 2012, 2043, 1951, 1982, 2013,
  2044, 1983, 2014, 2045, 2015, 2046, 2047,
};

1330
// Scans the left 32x32 sub-block first before scanning the right
1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371
DECLARE_ALIGNED(16, static const int16_t, default_scan_64x32[2048]) = {
  0,    1,    64,   2,    65,   128,  3,    66,   129,  192,  4,    67,   130,
  193,  256,  5,    68,   131,  194,  257,  320,  6,    69,   132,  195,  258,
  321,  384,  7,    70,   133,  196,  259,  322,  385,  448,  8,    71,   134,
  197,  260,  323,  386,  449,  512,  9,    72,   135,  198,  261,  324,  387,
  450,  513,  576,  10,   73,   136,  199,  262,  325,  388,  451,  514,  577,
  640,  11,   74,   137,  200,  263,  326,  389,  452,  515,  578,  641,  704,
  12,   75,   138,  201,  264,  327,  390,  453,  516,  579,  642,  705,  768,
  13,   76,   139,  202,  265,  328,  391,  454,  517,  580,  643,  706,  769,
  832,  14,   77,   140,  203,  266,  329,  392,  455,  518,  581,  644,  707,
  770,  833,  896,  15,   78,   141,  204,  267,  330,  393,  456,  519,  582,
  645,  708,  771,  834,  897,  960,  16,   79,   142,  205,  268,  331,  394,
  457,  520,  583,  646,  709,  772,  835,  898,  961,  1024, 17,   80,   143,
  206,  269,  332,  395,  458,  521,  584,  647,  710,  773,  836,  899,  962,
  1025, 1088, 18,   81,   144,  207,  270,  333,  396,  459,  522,  585,  648,
  711,  774,  837,  900,  963,  1026, 1089, 1152, 19,   82,   145,  208,  271,
  334,  397,  460,  523,  586,  649,  712,  775,  838,  901,  964,  1027, 1090,
  1153, 1216, 20,   83,   146,  209,  272,  335,  398,  461,  524,  587,  650,
  713,  776,  839,  902,  965,  1028, 1091, 1154, 1217, 1280, 21,   84,   147,
  210,  273,  336,  399,  462,  525,  588,  651,  714,  777,  840,  903,  966,
  1029, 1092, 1155, 1218, 1281, 1344, 22,   85,   148,  211,  274,  337,  400,
  463,  526,  589,  652,  715,  778,  841,  904,  967,  1030, 1093, 1156, 1219,
  1282, 1345, 1408, 23,   86,   149,  212,  275,  338,  401,  464,  527,  590,
  653,  716,  779,  842,  905,  968,  1031, 1094, 1157, 1220, 1283, 1346, 1409,
  1472, 24,   87,   150,  213,  276,  339,  402,  465,  528,  591,  654,  717,
  780,  843,  906,  969,  1032, 1095, 1158, 1221, 1284, 1347, 1410, 1473, 1536,
  25,   88,   151,  214,  277,  340,  403,  466,  529,  592,  655,  718,  781,
  844,  907,  970,  1033, 1096, 1159, 1222, 1285, 1348, 1411, 1474, 1537, 1600,
  26,   89,   152,  215,  278,  341,  404,  467,  530,  593,  656,  719,  782,
  845,  908,  971,  1034, 1097, 1160, 1223, 1286, 1349, 1412, 1475, 1538, 1601,
  1664, 27,   90,   153,  216,  279,  342,  405,  468,  531,  594,  657,  720,
  783,  846,  909,  972,  1035, 1098, 1161, 1224, 1287, 1350, 1413, 1476, 1539,
  1602, 1665, 1728, 28,   91,   154,  217,  280,  343,  406,  469,  532,  595,
  658,  721,  784,  847,  910,  973,  1036, 1099, 1162, 1225, 1288, 1351, 1414,
  1477, 1540, 1603, 1666, 1729, 1792, 29,   92,   155,  218,  281,  344,  407,
  470,  533,  596,  659,  722,  785,  848,  911,  974,  1037, 1100, 1163, 1226,
  1289, 1352, 1415, 1478, 1541, 1604, 1667, 1730, 1793, 1856, 30,   93,   156,
  219,  282,  345,  408,  471,  534,  597,  660,  723,  786,  849,  912,  975,
  1038, 1101, 1164, 1227, 1290, 1353, 1416, 1479, 1542, 1605, 1668, 1731, 1794,
  1857, 1920, 31,   94,   157,  220,  283,  346,  409,  472,  535,  598,  661,
  724,  787,  850,  913,  976,  1039, 1102, 1165, 1228, 1291, 1354, 1417, 1480,
1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394
  1543, 1606, 1669, 1732, 1795, 1858, 1921, 1984, 95,   158,  221,  284,  347,
  410,  473,  536,  599,  662,  725,  788,  851,  914,  977,  1040, 1103, 1166,
  1229, 1292, 1355, 1418, 1481, 1544, 1607, 1670, 1733, 1796, 1859, 1922, 1985,
  159,  222,  285,  348,  411,  474,  537,  600,  663,  726,  789,  852,  915,
  978,  1041, 1104, 1167, 1230, 1293, 1356, 1419, 1482, 1545, 1608, 1671, 1734,
  1797, 1860, 1923, 1986, 223,  286,  349,  412,  475,  538,  601,  664,  727,
  790,  853,  916,  979,  1042, 1105, 1168, 1231, 1294, 1357, 1420, 1483, 1546,
  1609, 1672, 1735, 1798, 1861, 1924, 1987, 287,  350,  413,  476,  539,  602,
  665,  728,  791,  854,  917,  980,  1043, 1106, 1169, 1232, 1295, 1358, 1421,
  1484, 1547, 1610, 1673, 1736, 1799, 1862, 1925, 1988, 351,  414,  477,  540,
  603,  666,  729,  792,  855,  918,  981,  1044, 1107, 1170, 1233, 1296, 1359,
  1422, 1485, 1548, 1611, 1674, 1737, 1800, 1863, 1926, 1989, 415,  478,  541,
  604,  667,  730,  793,  856,  919,  982,  1045, 1108, 1171, 1234, 1297, 1360,
  1423, 1486, 1549, 1612, 1675, 1738, 1801, 1864, 1927, 1990, 479,  542,  605,
  668,  731,  794,  857,  920,  983,  1046, 1109, 1172, 1235, 1298, 1361, 1424,
  1487, 1550, 1613, 1676, 1739, 1802, 1865, 1928, 1991, 543,  606,  669,  732,
  795,  858,  921,  984,  1047, 1110, 1173, 1236, 1299, 1362, 1425, 1488, 1551,
  1614, 1677, 1740, 1803, 1866, 1929, 1992, 607,  670,  733,  796,  859,  922,
  985,  1048, 1111, 1174, 1237, 1300, 1363, 1426, 1489, 1552, 1615, 1678, 1741,
  1804, 1867, 1930, 1993, 671,  734,  797,  860,  923,  986,  1049, 1112, 1175,
  1238, 1301, 1364, 1427, 1490, 1553, 1616, 1679, 1742, 1805, 1868, 1931, 1994,
  735,  798,  861,  924,  987,  1050, 1113, 1176, 1239, 1302, 1365, 1428, 1491,
  1554, 1617, 1680, 1743, 1806, 1869, 1932, 1995, 799,  862,  925,  988,  1051,
1395
  1114, 1177, 1240, 1303, 1366, 1429, 1492, 1555, 1618, 1681, 1744, 1807, 1870,
1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423
  1933, 1996, 863,  926,  989,  1052, 1115, 1178, 1241, 1304, 1367, 1430, 1493,
  1556, 1619, 1682, 1745, 1808, 1871, 1934, 1997, 927,  990,  1053, 1116, 1179,
  1242, 1305, 1368, 1431, 1494, 1557, 1620, 1683, 1746, 1809, 1872, 1935, 1998,
  991,  1054, 1117, 1180, 1243, 1306, 1369, 1432, 1495, 1558, 1621, 1684, 1747,
  1810, 1873, 1936, 1999, 1055, 1118, 1181, 1244, 1307, 1370, 1433, 1496, 1559,
  1622, 1685, 1748, 1811, 1874, 1937, 2000, 1119, 1182, 1245, 1308, 1371, 1434,
  1497, 1560, 1623, 1686, 1749, 1812, 1875, 1938, 2001, 1183, 1246, 1309, 1372,
  1435, 1498, 1561, 1624, 1687, 1750, 1813, 1876, 1939, 2002, 1247, 1310, 1373,
  1436, 1499, 1562, 1625, 1688, 1751, 1814, 1877, 1940, 2003, 1311, 1374, 1437,
  1500, 1563, 1626, 1689, 1752, 1815, 1878, 1941, 2004, 1375, 1438, 1501, 1564,
  1627, 1690, 1753, 1816, 1879, 1942, 2005, 1439, 1502, 1565, 1628, 1691, 1754,
  1817, 1880, 1943, 2006, 1503, 1566, 1629, 1692, 1755, 1818, 1881, 1944, 2007,
  1567, 1630, 1693, 1756, 1819, 1882, 1945, 2008, 1631, 1694, 1757, 1820, 1883,
  1946, 2009, 1695, 1758, 1821, 1884, 1947, 2010, 1759, 1822, 1885, 1948, 2011,
  1823, 1886, 1949, 2012, 1887, 1950, 2013, 1951, 2014, 2015, 32,   33,   96,
  34,   97,   160,  35,   98,   161,  224,  36,   99,   162,  225,  288,  37,
  100,  163,  226,  289,  352,  38,   101,  164,  227,  290,  353,  416,  39,
  102,  165,  228,  291,  354,  417,  480,  40,   103,  166,  229,  292,  355,
  418,  481,  544,  41,   104,  167,  230,  293,  356,  419,  482,  545,  608,
  42,   105,  168,  231,  294,  357,  420,  483,  546,  609,  672,  43,   106,
  169,  232,  295,  358,  421,  484,  547,  610,  673,  736,  44,   107,  170,
  233,  296,  359,  422,  485,  548,  611,  674,  737,  800,  45,   108,  171,
  234,  297,  360,  423,  486,  549,  612,  675,  738,  801,  864,  46,   109,
  172,  235,  298,  361,  424,  487,  550,  613,  676,  739,  802,  865,  928,
  47,   110,  173,  236,  299,  362,  425,  488,  551,  614,  677,  740,  803,
  866,  929,  992,  48,   111,  174,  237,  300,  363,  426,  489,  552,  615,
  678,  741,  804,  867,  930,  993,  1056, 49,   112,  175,  238,  301,  364,
  427,  490,  553,  616,  679,  742,  805,  868,  931,  994,  1057, 1120, 50,
1424
  113,  176,  239,  302,  365,  428,  491,  554,  617,  680,  743,  806,  869,
1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448
  932,  995,  1058, 1121, 1184, 51,   114,  177,  240,  303,  366,  429,  492,
  555,  618,  681,  744,  807,  870,  933,  996,  1059, 1122, 1185, 1248, 52,
  115,  178,  241,  304,  367,  430,  493,  556,  619,  682,  745,  808,  871,
  934,  997,  1060, 1123, 1186, 1249, 1312, 53,   116,  179,  242,  305,  368,
  431,  494,  557,  620,  683,  746,  809,  872,  935,  998,  1061, 1124, 1187,
  1250, 1313, 1376, 54,   117,  180,  243,  306,  369,  432,  495,  558,  621,
  684,  747,  810,  873,  936,  999,  1062, 1125, 1188, 1251, 1314, 1377, 1440,
  55,   118,  181,  244,  307,  370,  433,  496,  559,  622,  685,  748,  811,
  874,  937,  1000, 1063, 1126, 1189, 1252, 1315, 1378, 1441, 1504, 56,   119,
  182,  245,  308,  371,  434,  497,  560,  623,  686,  749,  812,  875,  938,
  1001, 1064, 1127, 1190, 1253, 1316, 1379, 1442, 1505, 1568, 57,   120,  183,
  246,  309,  372,  435,  498,  561,  624,  687,  750,  813,  876,  939,  1002,
  1065, 1128, 1191, 1254, 1317, 1380, 1443, 1506, 1569, 1632, 58,   121,  184,
  247,  310,  373,  436,  499,  562,  625,  688,  751,  814,  877,  940,  1003,
  1066, 1129, 1192, 1255, 1318, 1381, 1444, 1507, 1570, 1633, 1696, 59,   122,
  185,  248,  311,  374,  437,  500,  563,  626,  689,  752,  815,  878,  941,
  1004, 1067, 1130, 1193, 1256, 1319, 1382, 1445, 1508, 1571, 1634, 1697, 1760,
  60,   123,  186,  249,  312,  375,  438,  501,  564,  627,  690,  753,  816,
  879,  942,  1005, 1068, 1131, 1194, 1257, 1320, 1383, 1446, 1509, 1572, 1635,
  1698, 1761, 1824, 61,   124,  187,  250,  313,  376,  439,  502,  565,  628,
  691,  754,  817,  880,  943,  1006, 1069, 1132, 1195, 1258, 1321, 1384, 1447,
  1510, 1573, 1636, 1699, 1762, 1825, 1888, 62,   125,  188,  251,  314,  377,
  440,  503,  566,  629,  692,  755,  818,  881,  944,  1007, 1070, 1133, 1196,
  1259, 1322, 1385, 1448, 1511, 1574, 1637, 1700, 1763, 1826, 1889, 1952, 63,
1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491
  126,  189,  252,  315,  378,  441,  504,  567,  630,  693,  756,  819,  882,
  945,  1008, 1071, 1134, 1197, 1260, 1323, 1386, 1449, 1512, 1575, 1638, 1701,
  1764, 1827, 1890, 1953, 2016, 127,  190,  253,  316,  379,  442,  505,  568,
  631,  694,  757,  820,  883,  946,  1009, 1072, 1135, 1198, 1261, 1324, 1387,
  1450, 1513, 1576, 1639, 1702, 1765, 1828, 1891, 1954, 2017, 191,  254,  317,
  380,  443,  506,  569,  632,  695,  758,  821,  884,  947,  1010, 1073, 1136,
  1199, 1262, 1325, 1388, 1451, 1514, 1577, 1640, 1703, 1766, 1829, 1892, 1955,
  2018, 255,  318,  381,  444,  507,  570,  633,  696,  759,  822,  885,  948,
  1011, 1074, 1137, 1200, 1263, 1326, 1389, 1452, 1515, 1578, 1641, 1704, 1767,
  1830, 1893, 1956, 2019, 319,  382,  445,  508,  571,  634,  697,  760,  823,
  886,  949,  1012, 1075, 1138, 1201, 1264, 1327, 1390, 1453, 1516, 1579, 1642,
  1705, 1768, 1831, 1894, 1957, 2020, 383,  446,  509,  572,  635,  698,  761,
  824,  887,  950,  1013, 1076, 1139, 1202, 1265, 1328, 1391, 1454, 1517, 1580,
  1643, 1706, 1769, 1832, 1895, 1958, 2021, 447,  510,  573,  636,  699,  762,
  825,  888,  951,  1014, 1077, 1140, 1203, 1266, 1329, 1392, 1455, 1518, 1581,
  1644, 1707, 1770, 1833, 1896, 1959, 2022, 511,  574,  637,  700,  763,  826,
  889,  952,  1015, 1078, 1141, 1204, 1267, 1330, 1393, 1456, 1519, 1582, 1645,
  1708, 1771, 1834, 1897, 1960, 2023, 575,  638,  701,  764,  827,  890,  953,
  1016, 1079, 1142, 1205, 1268, 1331, 1394, 1457, 1520, 1583, 1646, 1709, 1772,
  1835, 1898, 1961, 2024, 639,  702,  765,  828,  891,  954,  1017, 1080, 1143,
  1206, 1269, 1332, 1395, 1458, 1521, 1584, 1647, 1710, 1773, 1836, 1899, 1962,
  2025, 703,  766,  829,  892,  955,  1018, 1081, 1144, 1207, 1270, 1333, 1396,
  1459, 1522, 1585, 1648, 1711, 1774, 1837, 1900, 1963, 2026, 767,  830,  893,
  956,  1019, 1082, 1145, 1208, 1271, 1334, 1397, 1460, 1523, 1586, 1649, 1712,
  1775, 1838, 1901, 1964, 2027, 831,  894,  957,  1020, 1083, 1146, 1209, 1272,
  1335, 1398, 1461, 1524, 1587, 1650, 1713, 1776, 1839, 1902, 1965, 2028, 895,
  958,  1021, 1084, 1147, 1210, 1273, 1336, 1399, 1462, 1525, 1588, 1651, 1714,
  1777, 1840, 1903, 1966, 2029, 959,  1022, 1085, 1148, 1211, 1274, 1337, 1400,
  1463, 1526, 1589, 1652, 1715, 1778, 1841, 1904, 1967, 2030, 1023, 1086, 1149,
  1212, 1275, 1338, 1401, 1464, 1527, 1590, 1653, 1716, 1779, 1842, 1905, 1968,
  2031, 1087, 1150, 1213, 1276, 1339, 1402, 1465, 1528, 1591, 1654, 1717, 1780,
  1843, 1906, 1969, 2032, 1151, 1214, 1277, 1340, 1403, 1466, 1529, 1592, 1655,
  1718, 1781, 1844, 1907, 1970, 2033, 1215, 1278, 1341, 1404, 1467, 1530, 1593,
  1656, 1719, 1782, 1845, 1908, 1971, 2034, 1279, 1342, 1405, 1468, 1531, 1594,
  1657, 1720, 1783, 1846, 1909, 1972, 2035, 1343, 1406, 1469, 1532, 1595, 1658,
  1721, 1784, 1847, 1910, 1973, 2036, 1407, 1470, 1533, 1596, 1659, 1722, 1785,
  1848, 1911, 1974, 2037, 1471, 1534, 1597, 1660, 1723, 1786, 1849, 1912, 1975,
  2038, 1535, 1598, 1661, 1724, 1787, 1850, 1913, 1976, 2039, 1599, 1662, 1725,
  1788, 1851, 1914, 1977, 2040, 1663, 1726, 1789, 1852, 1915, 1978, 2041, 1727,
  1790, 1853, 1916, 1979, 2042, 1791, 1854, 1917, 1980, 2043, 1855, 1918, 1981,
  2044, 1919, 1982, 2045, 1983, 2046, 2047,
};

1492
// Scans the top-left 32x32 sub-block first before scanning the rest
1493
DECLARE_ALIGNED(16, static const int16_t, default_scan_64x64[4096]) = {
1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808
  0,    1,    64,   2,    65,   128,  3,    66,   129,  192,  4,    67,   130,
  193,  256,  5,    68,   131,  194,  257,  320,  6,    69,   132,  195,  258,
  321,  384,  7,    70,   133,  196,  259,  322,  385,  448,  8,    71,   134,
  197,  260,  323,  386,  449,  512,  9,    72,   135,  198,  261,  324,  387,
  450,  513,  576,  10,   73,   136,  199,  262,  325,  388,  451,  514,  577,
  640,  11,   74,   137,  200,  263,  326,  389,  452,  515,  578,  641,  704,
  12,   75,   138,  201,  264,  327,  390,  453,  516,  579,  642,  705,  768,
  13,   76,   139,  202,  265,  328,  391,  454,  517,  580,  643,  706,  769,
  832,  14,   77,   140,  203,  266,  329,  392,  455,  518,  581,  644,  707,
  770,  833,  896,  15,   78,   141,  204,  267,  330,  393,  456,  519,  582,
  645,  708,  771,  834,  897,  960,  16,   79,   142,  205,  268,  331,  394,
  457,  520,  583,  646,  709,  772,  835,  898,  961,  1024, 17,   80,   143,
  206,  269,  332,  395,  458,  521,  584,  647,  710,  773,  836,  899,  962,
  1025, 1088, 18,   81,   144,  207,  270,  333,  396,  459,  522,  585,  648,
  711,  774,  837,  900,  963,  1026, 1089, 1152, 19,   82,   145,  208,  271,
  334,  397,  460,  523,  586,  649,  712,  775,  838,  901,  964,  1027, 1090,
  1153, 1216, 20,   83,   146,  209,  272,  335,  398,  461,  524,  587,  650,
  713,  776,  839,  902,  965,  1028, 1091, 1154, 1217, 1280, 21,   84,   147,
  210,  273,  336,  399,  462,  525,  588,  651,  714,  777,  840,  903,  966,
  1029, 1092, 1155, 1218, 1281, 1344, 22,   85,   148,  211,  274,  337,  400,
  463,  526,  589,  652,  715,  778,  841,  904,  967,  1030, 1093, 1156, 1219,
  1282, 1345, 1408, 23,   86,   149,  212,  275,  338,  401,  464,  527,  590,
  653,  716,  779,  842,  905,  968,  1031, 1094, 1157, 1220, 1283, 1346, 1409,
  1472, 24,   87,   150,  213,  276,  339,  402,  465,  528,  591,  654,  717,
  780,  843,  906,  969,  1032, 1095, 1158, 1221, 1284, 1347, 1410, 1473, 1536,
  25,   88,   151,  214,  277,  340,  403,  466,  529,  592,  655,  718,  781,
  844,  907,  970,  1033, 1096, 1159, 1222, 1285, 1348, 1411, 1474, 1537, 1600,
  26,   89,   152,  215,  278,  341,  404,  467,  530,  593,  656,  719,  782,
  845,  908,  971,  1034, 1097, 1160, 1223, 1286, 1349, 1412, 1475, 1538, 1601,
  1664, 27,   90,   153,  216,  279,  342,  405,  468,  531,  594,  657,  720,
  783,  846,  909,  972,  1035, 1098, 1161, 1224, 1287, 1350, 1413, 1476, 1539,
  1602, 1665, 1728, 28,   91,   154,  217,  280,  343,  406,  469,  532,  595,
  658,  721,  784,  847,  910,  973,  1036, 1099, 1162, 1225, 1288, 1351, 1414,
  1477, 1540, 1603, 1666, 1729, 1792, 29,   92,   155,  218,  281,  344,  407,
  470,  533,  596,  659,  722,  785,  848,  911,  974,  1037, 1100, 1163, 1226,
  1289, 1352, 1415, 1478, 1541, 1604, 1667, 1730, 1793, 1856, 30,   93,   156,
  219,  282,  345,  408,  471,  534,  597,  660,  723,  786,  849,  912,  975,
  1038, 1101, 1164, 1227, 1290, 1353, 1416, 1479, 1542, 1605, 1668, 1731, 1794,
  1857, 1920, 31,   94,   157,  220,  283,  346,  409,  472,  535,  598,  661,
  724,  787,  850,  913,  976,  1039, 1102, 1165, 1228, 1291, 1354, 1417, 1480,
  1543, 1606, 1669, 1732, 1795, 1858, 1921, 1984, 95,   158,  221,  284,  347,
  410,  473,  536,  599,  662,  725,  788,  851,  914,  977,  1040, 1103, 1166,
  1229, 1292, 1355, 1418, 1481, 1544, 1607, 1670, 1733, 1796, 1859, 1922, 1985,
  159,  222,  285,  348,  411,  474,  537,  600,  663,  726,  789,  852,  915,
  978,  1041, 1104, 1167, 1230, 1293, 1356, 1419, 1482, 1545, 1608, 1671, 1734,
  1797, 1860, 1923, 1986, 223,  286,  349,  412,  475,  538,  601,  664,  727,
  790,  853,  916,  979,  1042, 1105, 1168, 1231, 1294, 1357, 1420, 1483, 1546,
  1609, 1672, 1735, 1798, 1861, 1924, 1987, 287,  350,  413,  476,  539,  602,
  665,  728,  791,  854,  917,  980,  1043, 1106, 1169, 1232, 1295, 1358, 1421,
  1484, 1547, 1610, 1673, 1736, 1799, 1862, 1925, 1988, 351,  414,  477,  540,
  603,  666,  729,  792,  855,  918,  981,  1044, 1107, 1170, 1233, 1296, 1359,
  1422, 1485, 1548, 1611, 1674, 1737, 1800, 1863, 1926, 1989, 415,  478,  541,
  604,  667,  730,  793,  856,  919,  982,  1045, 1108, 1171, 1234, 1297, 1360,
  1423, 1486, 1549, 1612, 1675, 1738, 1801, 1864, 1927, 1990, 479,  542,  605,
  668,  731,  794,  857,  920,  983,  1046, 1109, 1172, 1235, 1298, 1361, 1424,
  1487, 1550, 1613, 1676, 1739, 1802, 1865, 1928, 1991, 543,  606,  669,  732,
  795,  858,  921,  984,  1047, 1110, 1173, 1236, 1299, 1362, 1425, 1488, 1551,
  1614, 1677, 1740, 1803, 1866, 1929, 1992, 607,  670,  733,  796,  859,  922,
  985,  1048, 1111, 1174, 1237, 1300, 1363, 1426, 1489, 1552, 1615, 1678, 1741,
  1804, 1867, 1930, 1993, 671,  734,  797,  860,  923,  986,  1049, 1112, 1175,
  1238, 1301, 1364, 1427, 1490, 1553, 1616, 1679, 1742, 1805, 1868, 1931, 1994,
  735,  798,  861,  924,  987,  1050, 1113, 1176, 1239, 1302, 1365, 1428, 1491,
  1554, 1617, 1680, 1743, 1806, 1869, 1932, 1995, 799,  862,  925,  988,  1051,
  1114, 1177, 1240, 1303, 1366, 1429, 1492, 1555, 1618, 1681, 1744, 1807, 1870,
  1933, 1996, 863,  926,  989,  1052, 1115, 1178, 1241, 1304, 1367, 1430, 1493,
  1556, 1619, 1682, 1745, 1808, 1871, 1934, 1997, 927,  990,  1053, 1116, 1179,
  1242, 1305, 1368, 1431, 1494, 1557, 1620, 1683, 1746, 1809, 1872, 1935, 1998,
  991,  1054, 1117, 1180, 1243, 1306, 1369, 1432, 1495, 1558, 1621, 1684, 1747,
  1810, 1873, 1936, 1999, 1055, 1118, 1181, 1244, 1307, 1370, 1433, 1496, 1559,
  1622, 1685, 1748, 1811, 1874, 1937, 2000, 1119, 1182, 1245, 1308, 1371, 1434,
  1497, 1560, 1623, 1686, 1749, 1812, 1875, 1938, 2001, 1183, 1246, 1309, 1372,
  1435, 1498, 1561, 1624, 1687, 1750, 1813, 1876, 1939, 2002, 1247, 1310, 1373,
  1436, 1499, 1562, 1625, 1688, 1751, 1814, 1877, 1940, 2003, 1311, 1374, 1437,
  1500, 1563, 1626, 1689, 1752, 1815, 1878, 1941, 2004, 1375, 1438, 1501, 1564,
  1627, 1690, 1753, 1816, 1879, 1942, 2005, 1439, 1502, 1565, 1628, 1691, 1754,
  1817, 1880, 1943, 2006, 1503, 1566, 1629, 1692, 1755, 1818, 1881, 1944, 2007,
  1567, 1630, 1693, 1756, 1819, 1882, 1945, 2008, 1631, 1694, 1757, 1820, 1883,
  1946, 2009, 1695, 1758, 1821, 1884, 1947, 2010, 1759, 1822, 1885, 1948, 2011,
  1823, 1886, 1949, 2012, 1887, 1950, 2013, 1951, 2014, 2015, 32,   2048, 33,
  96,   2049, 2112, 34,   97,   160,  2050, 2113, 2176, 35,   98,   161,  224,
  2051, 2114, 2177, 2240, 36,   99,   162,  225,  288,  2052, 2115, 2178, 2241,
  2304, 37,   100,  163,  226,  289,  352,  2053, 2116, 2179, 2242, 2305, 2368,
  38,   101,  164,  227,  290,  353,  416,  2054, 2117, 2180, 2243, 2306, 2369,
  2432, 39,   102,  165,  228,  291,  354,  417,  480,  2055, 2118, 2181, 2244,
  2307, 2370, 2433, 2496, 40,   103,  166,  229,  292,  355,  418,  481,  544,
  2056, 2119, 2182, 2245, 2308, 2371, 2434, 2497, 2560, 41,   104,  167,  230,
  293,  356,  419,  482,  545,  608,  2057, 2120, 2183, 2246, 2309, 2372, 2435,
  2498, 2561, 2624, 42,   105,  168,  231,  294,  357,  420,  483,  546,  609,
  672,  2058, 2121, 2184, 2247, 2310, 2373, 2436, 2499, 2562, 2625, 2688, 43,
  106,  169,  232,  295,  358,  421,  484,  547,  610,  673,  736,  2059, 2122,
  2185, 2248, 2311, 2374, 2437, 2500, 2563, 2626, 2689, 2752, 44,   107,  170,
  233,  296,  359,  422,  485,  548,  611,  674,  737,  800,  2060, 2123, 2186,
  2249, 2312, 2375, 2438, 2501, 2564, 2627, 2690, 2753, 2816, 45,   108,  171,
  234,  297,  360,  423,  486,  549,  612,  675,  738,  801,  864,  2061, 2124,
  2187, 2250, 2313, 2376, 2439, 2502, 2565, 2628, 2691, 2754, 2817, 2880, 46,
  109,  172,  235,  298,  361,  424,  487,  550,  613,  676,  739,  802,  865,
  928,  2062, 2125, 2188, 2251, 2314, 2377, 2440, 2503, 2566, 2629, 2692, 2755,
  2818, 2881, 2944, 47,   110,  173,  236,  299,  362,  425,  488,  551,  614,
  677,  740,  803,  866,  929,  992,  2063, 2126, 2189, 2252, 2315, 2378, 2441,
  2504, 2567, 2630, 2693, 2756, 2819, 2882, 2945, 3008, 48,   111,  174,  237,
  300,  363,  426,  489,  552,  615,  678,  741,  804,  867,  930,  993,  1056,
  2064, 2127, 2190, 2253, 2316, 2379, 2442, 2505, 2568, 2631, 2694, 2757, 2820,
  2883, 2946, 3009, 3072, 49,   112,  175,  238,  301,  364,  427,  490,  553,
  616,  679,  742,  805,  868,  931,  994,  1057, 1120, 2065, 2128, 2191, 2254,
  2317, 2380, 2443, 2506, 2569, 2632, 2695, 2758, 2821, 2884, 2947, 3010, 3073,
  3136, 50,   113,  176,  239,  302,  365,  428,  491,  554,  617,  680,  743,
  806,  869,  932,  995,  1058, 1121, 1184, 2066, 2129, 2192, 2255, 2318, 2381,
  2444, 2507, 2570, 2633, 2696, 2759, 2822, 2885, 2948, 3011, 3074, 3137, 3200,
  51,   114,  177,  240,  303,  366,  429,  492,  555,  618,  681,  744,  807,
  870,  933,  996,  1059, 1122, 1185, 1248, 2067, 2130, 2193, 2256, 2319, 2382,
  2445, 2508, 2571, 2634, 2697, 2760, 2823, 2886, 2949, 3012, 3075, 3138, 3201,
  3264, 52,   115,  178,  241,  304,  367,  430,  493,  556,  619,  682,  745,
  808,  871,  934,  997,  1060, 1123, 1186, 1249, 1312, 2068, 2131, 2194, 2257,
  2320, 2383, 2446, 2509, 2572, 2635, 2698, 2761, 2824, 2887, 2950, 3013, 3076,
  3139, 3202, 3265, 3328, 53,   116,  179,  242,  305,  368,  431,  494,  557,
  620,  683,  746,  809,  872,  935,  998,  1061, 1124, 1187, 1250, 1313, 1376,
  2069, 2132, 2195, 2258, 2321, 2384, 2447, 2510, 2573, 2636, 2699, 2762, 2825,
  2888, 2951, 3014, 3077, 3140, 3203, 3266, 3329, 3392, 54,   117,  180,  243,
  306,  369,  432,  495,  558,  621,  684,  747,  810,  873,  936,  999,  1062,
  1125, 1188, 1251, 1314, 1377, 1440, 2070, 2133, 2196, 2259, 2322, 2385, 2448,
  2511, 2574, 2637, 2700, 2763, 2826, 2889, 2952, 3015, 3078, 3141, 3204, 3267,
  3330, 3393, 3456, 55,   118,  181,  244,  307,  370,  433,  496,  559,  622,
  685,  748,  811,  874,  937,  1000, 1063, 1126, 1189, 1252, 1315, 1378, 1441,
  1504, 2071, 2134, 2197, 2260, 2323, 2386, 2449, 2512, 2575, 2638, 2701, 2764,
  2827, 2890, 2953, 3016, 3079, 3142, 3205, 3268, 3331, 3394, 3457, 3520, 56,
  119,  182,  245,  308,  371,  434,  497,  560,  623,  686,  749,  812,  875,
  938,  1001, 1064, 1127, 1190, 1253, 1316, 1379, 1442, 1505, 1568, 2072, 2135,
  2198, 2261, 2324, 2387, 2450, 2513, 2576, 2639, 2702, 2765, 2828, 2891, 2954,
  3017, 3080, 3143, 3206, 3269, 3332, 3395, 3458, 3521, 3584, 57,   120,  183,
  246,  309,  372,  435,  498,  561,  624,  687,  750,  813,  876,  939,  1002,
  1065, 1128, 1191, 1254, 1317, 1380, 1443, 1506, 1569, 1632, 2073, 2136, 2199,
  2262, 2325, 2388, 2451, 2514, 2577, 2640, 2703, 2766, 2829, 2892, 2955, 3018,
  3081, 3144, 3207, 3270, 3333, 3396, 3459, 3522, 3585, 3648, 58,   121,  184,
  247,  310,  373,  436,  499,  562,  625,  688,  751,  814,  877,  940,  1003,
  1066, 1129, 1192, 1255, 1318, 1381, 1444, 1507, 1570, 1633, 1696, 2074, 2137,
  2200, 2263, 2326, 2389, 2452, 2515, 2578, 2641, 2704, 2767, 2830, 2893, 2956,
  3019, 3082, 3145, 3208, 3271, 3334, 3397, 3460, 3523, 3586, 3649, 3712, 59,
  122,  185,  248,  311,  374,  437,  500,  563,  626,  689,  752,  815,  878,
  941,  1004, 1067, 1130, 1193, 1256, 1319, 1382, 1445, 1508, 1571, 1634, 1697,
  1760, 2075, 2138, 2201, 2264, 2327, 2390, 2453, 2516, 2579, 2642, 2705, 2768,
  2831, 2894, 2957, 3020, 3083, 3146, 3209, 3272, 3335, 3398, 3461, 3524, 3587,
  3650, 3713, 3776, 60,   123,  186,  249,  312,  375,  438,  501,  564,  627,
  690,  753,  816,  879,  942,  1005, 1068, 1131, 1194, 1257, 1320, 1383, 1446,
  1509, 1572, 1635, 1698, 1761, 1824, 2076, 2139, 2202, 2265, 2328, 2391, 2454,
  2517, 2580, 2643, 2706, 2769, 2832, 2895, 2958, 3021, 3084, 3147, 3210, 3273,
  3336, 3399, 3462, 3525, 3588, 3651, 3714, 3777, 3840, 61,   124,  187,  250,
  313,  376,  439,  502,  565,  628,  691,  754,  817,  880,  943,  1006, 1069,
  1132, 1195, 1258, 1321, 1384, 1447, 1510, 1573, 1636, 1699, 1762, 1825, 1888,
  2077, 2140, 2203, 2266, 2329, 2392, 2455, 2518, 2581, 2644, 2707, 2770, 2833,
  2896, 2959, 3022, 3085, 3148, 3211, 3274, 3337, 3400, 3463, 3526, 3589, 3652,
  3715, 3778, 3841, 3904, 62,   125,  188,  251,  314,  377,  440,  503,  566,
  629,  692,  755,  818,  881,  944,  1007, 1070, 1133, 1196, 1259, 1322, 1385,
  1448, 1511, 1574, 1637, 1700, 1763, 1826, 1889, 1952, 2078, 2141, 2204, 2267,
  2330, 2393, 2456, 2519, 2582, 2645, 2708, 2771, 2834, 2897, 2960, 3023, 3086,
  3149, 3212, 3275, 3338, 3401, 3464, 3527, 3590, 3653, 3716, 3779, 3842, 3905,
  3968, 63,   126,  189,  252,  315,  378,  441,  504,  567,  630,  693,  756,
  819,  882,  945,  1008, 1071, 1134, 1197, 1260, 1323, 1386, 1449, 1512, 1575,
  1638, 1701, 1764, 1827, 1890, 1953, 2016, 2079, 2142, 2205, 2268, 2331, 2394,
  2457, 2520, 2583, 2646, 2709, 2772, 2835, 2898, 2961, 3024, 3087, 3150, 3213,
  3276, 3339, 3402, 3465, 3528, 3591, 3654, 3717, 3780, 3843, 3906, 3969, 4032,
  127,  190,  253,  316,  379,  442,  505,  568,  631,  694,  757,  820,  883,
  946,  1009, 1072, 1135, 1198, 1261, 1324, 1387, 1450, 1513, 1576, 1639, 1702,
  1765, 1828, 1891, 1954, 2017, 2080, 2143, 2206, 2269, 2332, 2395, 2458, 2521,
  2584, 2647, 2710, 2773, 2836, 2899, 2962, 3025, 3088, 3151, 3214, 3277, 3340,
  3403, 3466, 3529, 3592, 3655, 3718, 3781, 3844, 3907, 3970, 4033, 191,  254,
  317,  380,  443,  506,  569,  632,  695,  758,  821,  884,  947,  1010, 1073,
  1136, 1199, 1262, 1325, 1388, 1451, 1514, 1577, 1640, 1703, 1766, 1829, 1892,
  1955, 2018, 2081, 2144, 2207, 2270, 2333, 2396, 2459, 2522, 2585, 2648, 2711,
  2774, 2837, 2900, 2963, 3026, 3089, 3152, 3215, 3278, 3341, 3404, 3467, 3530,
  3593, 3656, 3719, 3782, 3845, 3908, 3971, 4034, 255,  318,  381,  444,  507,
  570,  633,  696,  759,  822,  885,  948,  1011, 1074, 1137, 1200, 1263, 1326,
  1389, 1452, 1515, 1578, 1641, 1704, 1767, 1830, 1893, 1956, 2019, 2082, 2145,
  2208, 2271, 2334, 2397, 2460, 2523, 2586, 2649, 2712, 2775, 2838, 2901, 2964,
  3027, 3090, 3153, 3216, 3279, 3342, 3405, 3468, 3531, 3594, 3657, 3720, 3783,
  3846, 3909, 3972, 4035, 319,  382,  445,  508,  571,  634,  697,  760,  823,
  886,  949,  1012, 1075, 1138, 1201, 1264, 1327, 1390, 1453, 1516, 1579, 1642,
  1705, 1768, 1831, 1894, 1957, 2020, 2083, 2146, 2209, 2272, 2335, 2398, 2461,
  2524, 2587, 2650, 2713, 2776, 2839, 2902, 2965, 3028, 3091, 3154, 3217, 3280,
  3343, 3406, 3469, 3532, 3595, 3658, 3721, 3784, 3847, 3910, 3973, 4036, 383,
  446,  509,  572,  635,  698,  761,  824,  887,  950,  1013, 1076, 1139, 1202,
  1265, 1328, 1391, 1454, 1517, 1580, 1643, 1706, 1769, 1832, 1895, 1958, 2021,
  2084, 2147, 2210, 2273, 2336, 2399, 2462, 2525, 2588, 2651, 2714, 2777, 2840,
  2903, 2966, 3029, 3092, 3155, 3218, 3281, 3344, 3407, 3470, 3533, 3596, 3659,
  3722, 3785, 3848, 3911, 3974, 4037, 447,  510,  573,  636,  699,  762,  825,
  888,  951,  1014, 1077, 1140, 1203, 1266, 1329, 1392, 1455, 1518, 1581, 1644,
  1707, 1770, 1833, 1896, 1959, 2022, 2085, 2148, 2211, 2274, 2337, 2400, 2463,
  2526, 2589, 2652, 2715, 2778, 2841, 2904, 2967, 3030, 3093, 3156, 3219, 3282,
  3345, 3408, 3471, 3534, 3597, 3660, 3723, 3786, 3849, 3912, 3975, 4038, 511,
  574,  637,  700,  763,  826,  889,  952,  1015, 1078, 1141, 1204, 1267, 1330,
  1393, 1456, 1519, 1582, 1645, 1708, 1771, 1834, 1897, 1960, 2023, 2086, 2149,
  2212, 2275, 2338, 2401, 2464, 2527, 2590, 2653, 2716, 2779, 2842, 2905, 2968,
  3031, 3094, 3157, 3220, 3283, 3346, 3409, 3472, 3535, 3598, 3661, 3724, 3787,
  3850, 3913, 3976, 4039, 575,  638,  701,  764,  827,  890,  953,  1016, 1079,
  1142, 1205, 1268, 1331, 1394, 1457, 1520, 1583, 1646, 1709, 1772, 1835, 1898,
  1961, 2024, 2087, 2150, 2213, 2276, 2339, 2402, 2465, 2528, 2591, 2654, 2717,
  2780, 2843, 2906, 2969, 3032, 3095, 3158, 3221, 3284, 3347, 3410, 3473, 3536,
  3599, 3662, 3725, 3788, 3851, 3914, 3977, 4040, 639,  702,  765,  828,  891,
  954,  1017, 1080, 1143, 1206, 1269, 1332, 1395, 1458, 1521, 1584, 1647, 1710,
  1773, 1836, 1899, 1962, 2025, 2088, 2151, 2214, 2277, 2340, 2403, 2466, 2529,
  2592, 2655, 2718, 2781, 2844, 2907, 2970, 3033, 3096, 3159, 3222, 3285, 3348,
  3411, 3474, 3537, 3600, 3663, 3726, 3789, 3852, 3915, 3978, 4041, 703,  766,
  829,  892,  955,  1018, 1081, 1144, 1207, 1270, 1333, 1396, 1459, 1522, 1585,
  1648, 1711, 1774, 1837, 1900, 1963, 2026, 2089, 2152, 2215, 2278, 2341, 2404,
  2467, 2530, 2593, 2656, 2719, 2782, 2845, 2908, 2971, 3034, 3097, 3160, 3223,
  3286, 3349, 3412, 3475, 3538, 3601, 3664, 3727, 3790, 3853, 3916, 3979, 4042,
  767,  830,  893,  956,  1019, 1082, 1145, 1208, 1271, 1334, 1397, 1460, 1523,
  1586, 1649, 1712, 1775, 1838, 1901, 1964, 2027, 2090, 2153, 2216, 2279, 2342,
  2405, 2468, 2531, 2594, 2657, 2720, 2783, 2846, 2909, 2972, 3035, 3098, 3161,
  3224, 3287, 3350, 3413, 3476, 3539, 3602, 3665, 3728, 3791, 3854, 3917, 3980,
  4043, 831,  894,  957,  1020, 1083, 1146, 1209, 1272, 1335, 1398, 1461, 1524,
  1587, 1650, 1713, 1776, 1839, 1902, 1965, 2028, 2091, 2154, 2217, 2280, 2343,
  2406, 2469, 2532, 2595, 2658, 2721, 2784, 2847, 2910, 2973, 3036, 3099, 3162,
  3225, 3288, 3351, 3414, 3477, 3540, 3603, 3666, 3729, 3792, 3855, 3918, 3981,
  4044, 895,  958,  1021, 1084, 1147, 1210, 1273, 1336, 1399, 1462, 1525, 1588,
  1651, 1714, 1777, 1840, 1903, 1966, 2029, 2092, 2155, 2218, 2281, 2344, 2407,
  2470, 2533, 2596, 2659, 2722, 2785, 2848, 2911, 2974, 3037, 3100, 3163, 3226,
  3289, 3352, 3415, 3478, 3541, 3604, 3667, 3730, 3793, 3856, 3919, 3982, 4045,
  959,  1022, 1085, 1148, 1211, 1274, 1337, 1400, 1463, 1526, 1589, 1652, 1715,
  1778, 1841, 1904, 1967, 2030, 2093, 2156, 2219, 2282, 2345, 2408, 2471, 2534,
  2597, 2660, 2723, 2786, 2849, 2912, 2975, 3038, 3101, 3164, 3227, 3290, 3353,
  3416, 3479, 3542, 3605, 3668, 3731, 3794, 3857, 3920, 3983, 4046, 1023, 1086,
  1149, 1212, 1275, 1338, 1401, 1464, 1527, 1590, 1653, 1716, 1779, 1842, 1905,
  1968, 2031, 2094, 2157, 2220, 2283, 2346, 2409, 2472, 2535, 2598, 2661, 2724,
  2787, 2850, 2913, 2976, 3039, 3102, 3165, 3228, 3291, 3354, 3417, 3480, 3543,
  3606, 3669, 3732, 3795, 3858, 3921, 3984, 4047, 1087, 1150, 1213, 1276, 1339,
  1402, 1465, 1528, 1591, 1654, 1717, 1780, 1843, 1906, 1969, 2032, 2095, 2158,
  2221, 2284, 2347, 2410, 2473, 2536, 2599, 2662, 2725, 2788, 2851, 2914, 2977,
  3040, 3103, 3166, 3229, 3292, 3355, 3418, 3481, 3544, 3607, 3670, 3733, 3796,
  3859, 3922, 3985, 4048, 1151, 1214, 1277, 1340, 1403, 1466, 1529, 1592, 1655,
  1718, 1781, 1844, 1907, 1970, 2033, 2096, 2159, 2222, 2285, 2348, 2411, 2474,
  2537, 2600, 2663, 2726, 2789, 2852, 2915, 2978, 3041, 3104, 3167, 3230, 3293,
  3356, 3419, 3482, 3545, 3608, 3671, 3734, 3797, 3860, 3923, 3986, 4049, 1215,
  1278, 1341, 1404, 1467, 1530, 1593, 1656, 1719, 1782, 1845, 1908, 1971, 2034,
  2097, 2160, 2223, 2286, 2349, 2412, 2475, 2538, 2601, 2664, 2727, 2790, 2853,
  2916, 2979, 3042, 3105, 3168, 3231, 3294, 3357, 3420, 3483, 3546, 3609, 3672,
  3735, 3798, 3861, 3924, 3987, 4050, 1279, 1342, 1405, 1468, 1531, 1594, 1657,
  1720, 1783, 1846, 1909, 1972, 2035, 2098, 2161, 2224, 2287, 2350, 2413, 2476,
  2539, 2602, 2665, 2728, 2791, 2854, 2917, 2980, 3043, 3106, 3169, 3232, 3295,
  3358, 3421, 3484, 3547, 3610, 3673, 3736, 3799, 3862, 3925, 3988, 4051, 1343,
  1406, 1469, 1532, 1595, 1658, 1721, 1784, 1847, 1910, 1973, 2036, 2099, 2162,
  2225, 2288, 2351, 2414, 2477, 2540, 2603, 2666, 2729, 2792, 2855, 2918, 2981,
  3044, 3107, 3170, 3233, 3296, 3359, 3422, 3485, 3548, 3611, 3674, 3737, 3800,
  3863, 3926, 3989, 4052, 1407, 1470, 1533, 1596, 1659, 1722, 1785, 1848, 1911,
  1974, 2037, 2100, 2163, 2226, 2289, 2352, 2415, 2478, 2541, 2604, 2667, 2730,
  2793, 2856, 2919, 2982, 3045, 3108, 3171, 3234, 3297, 3360, 3423, 3486, 3549,
  3612, 3675, 3738, 3801, 3864, 3927, 3990, 4053, 1471, 1534, 1597, 1660, 1723,
  1786, 1849, 1912, 1975, 2038, 2101, 2164, 2227, 2290, 2353, 2416, 2479, 2542,
  2605, 2668, 2731, 2794, 2857, 2920, 2983, 3046, 3109, 3172, 3235, 3298, 3361,
  3424, 3487, 3550, 3613, 3676, 3739, 3802, 3865, 3928, 3991, 4054, 1535, 1598,
  1661, 1724, 1787, 1850, 1913, 1976, 2039, 2102, 2165, 2228, 2291, 2354, 2417,
  2480, 2543, 2606, 2669, 2732, 2795, 2858, 2921, 2984, 3047, 3110, 3173, 3236,
  3299, 3362, 3425, 3488, 3551, 3614, 3677, 3740, 3803, 3866, 3929, 3992, 4055,
  1599, 1662, 1725, 1788, 1851, 1914, 1977, 2040, 2103, 2166, 2229, 2292, 2355,
  2418, 2481, 2544, 2607, 2670, 2733, 2796, 2859, 2922, 2985, 3048, 3111, 3174,
  3237, 3300, 3363, 3426, 3489, 3552, 3615, 3678, 3741, 3804, 3867, 3930, 3993,
  4056, 1663, 1726, 1789, 1852, 1915, 1978, 2041, 2104, 2167, 2230, 2293, 2356,
  2419, 2482, 2545, 2608, 2671, 2734, 2797, 2860, 2923, 2986, 3049, 3112, 3175,
  3238, 3301, 3364, 3427, 3490, 3553, 3616, 3679, 3742, 3805, 3868, 3931, 3994,
  4057, 1727, 1790, 1853, 1916, 1979, 2042, 2105, 2168, 2231, 2294, 2357, 2420,
  2483, 2546, 2609, 2672, 2735, 2798, 2861, 2924, 2987, 3050, 3113, 3176, 3239,
  3302, 3365, 3428, 3491, 3554, 3617, 3680, 3743, 3806, 3869, 3932, 3995, 4058,
  1791, 1854, 1917, 1980, 2043, 2106, 2169, 2232, 2295, 2358, 2421, 2484, 2547,
  2610, 2673, 2736, 2799, 2862, 2925, 2988, 3051, 3114, 3177, 3240, 3303, 3366,
  3429, 3492, 3555, 3618, 3681, 3744, 3807, 3870, 3933, 3996, 4059, 1855, 1918,
  1981, 2044, 2107, 2170, 2233, 2296, 2359, 2422, 2485, 2548, 2611, 2674, 2737,
  2800, 2863, 2926, 2989, 3052, 3115, 3178, 3241, 3304, 3367, 3430, 3493, 3556,
  3619, 3682, 3745, 3808, 3871, 3934, 3997, 4060, 1919, 1982, 2045, 2108, 2171,
  2234, 2297, 2360, 2423, 2486, 2549, 2612, 2675, 2738, 2801, 2864, 2927, 2990,
  3053, 3116, 3179, 3242, 3305, 3368, 3431, 3494, 3557, 3620, 3683, 3746, 3809,
  3872, 3935, 3998, 4061, 1983, 2046, 2109, 2172, 2235, 2298, 2361, 2424, 2487,
  2550, 2613, 2676, 2739, 2802, 2865, 2928, 2991, 3054, 3117, 3180, 3243, 3306,
  3369, 3432, 3495, 3558, 3621, 3684, 3747, 3810, 3873, 3936, 3999, 4062, 2047,
  2110, 2173, 2236, 2299, 2362, 2425, 2488, 2551, 2614, 2677, 2740, 2803, 2866,
  2929, 2992, 3055, 3118, 3181, 3244, 3307, 3370, 3433, 3496, 3559, 3622, 3685,
  3748, 3811, 3874, 3937, 4000, 4063, 2111, 2174, 2237, 2300, 2363, 2426, 2489,
  2552, 2615, 2678, 2741, 2804, 2867, 2930, 2993, 3056, 3119, 3182, 3245, 3308,
  3371, 3434, 3497, 3560, 3623, 3686, 3749, 3812, 3875, 3938, 4001, 4064, 2175,
  2238, 2301, 2364, 2427, 2490, 2553, 2616, 2679, 2742, 2805, 2868, 2931, 2994,
  3057, 3120, 3183, 3246, 3309, 3372, 3435, 3498, 3561, 3624, 3687, 3750, 3813,
  3876, 3939, 4002, 4065, 2239, 2302, 2365, 2428, 2491, 2554, 2617, 2680, 2743,
  2806, 2869, 2932, 2995, 3058, 3121, 3184, 3247, 3310, 3373, 3436, 3499, 3562,
  3625, 3688, 3751, 3814, 3877, 3940, 4003, 4066, 2303, 2366, 2429, 2492, 2555,
  2618, 2681, 2744, 2807, 2870, 2933, 2996, 3059, 3122, 3185, 3248, 3311, 3374,
  3437, 3500, 3563, 3626, 3689, 3752, 3815, 3878, 3941, 4004, 4067, 2367, 2430,
  2493, 2556, 2619, 2682, 2745, 2808, 2871, 2934, 2997, 3060, 3123, 3186, 3249,
  3312, 3375, 3438, 3501, 3564, 3627, 3690, 3753, 3816, 3879, 3942, 4005, 4068,
  2431, 2494, 2557, 2620, 2683, 2746, 2809, 2872, 2935, 2998, 3061, 3124, 3187,
  3250, 3313, 3376, 3439, 3502, 3565, 3628, 3691, 3754, 3817, 3880, 3943, 4006,
  4069, 2495, 2558, 2621, 2684, 2747, 2810, 2873, 2936, 2999, 3062, 3125, 3188,
  3251, 3314, 3377, 3440, 3503, 3566, 3629, 3692, 3755, 3818, 3881, 3944, 4007,
  4070, 2559, 2622, 2685, 2748, 2811, 2874, 2937, 3000, 3063, 3126, 3189, 3252,
  3315, 3378, 3441, 3504, 3567, 3630, 3693, 3756, 3819, 3882, 3945, 4008, 4071,
  2623, 2686, 2749, 2812, 2875, 2938, 3001, 3064, 3127, 3190, 3253, 3316, 3379,
  3442, 3505, 3568, 3631, 3694, 3757, 3820, 3883, 3946, 4009, 4072, 2687, 2750,
  2813, 2876, 2939, 3002, 3065, 3128, 3191, 3254, 3317, 3380, 3443, 3506, 3569,
  3632, 3695, 3758, 3821, 3884, 3947, 4010, 4073, 2751, 2814, 2877, 2940, 3003,
  3066, 3129, 3192, 3255, 3318, 3381, 3444, 3507, 3570, 3633, 3696, 3759, 3822,
  3885, 3948, 4011, 4074, 2815, 2878, 2941, 3004, 3067, 3130, 3193, 3256, 3319,
  3382, 3445, 3508, 3571, 3634, 3697, 3760, 3823, 3886, 3949, 4012, 4075, 2879,
  2942, 3005, 3068, 3131, 3194, 3257, 3320, 3383, 3446, 3509, 3572, 3635, 3698,
  3761, 3824, 3887, 3950, 4013, 4076, 2943, 3006, 3069, 3132, 3195, 3258, 3321,
  3384, 3447, 3510, 3573, 3636, 3699, 3762, 3825, 3888, 3951, 4014, 4077, 3007,
  3070, 3133, 3196, 3259, 3322, 3385, 3448, 3511, 3574, 3637, 3700, 3763, 3826,
  3889, 3952, 4015, 4078, 3071, 3134, 3197, 3260, 3323, 3386, 3449, 3512, 3575,
  3638, 3701, 3764, 3827, 3890, 3953, 4016, 4079, 3135, 3198, 3261, 3324, 3387,
  3450, 3513, 3576, 3639, 3702, 3765, 3828, 3891, 3954, 4017, 4080, 3199, 3262,
  3325, 3388, 3451, 3514, 3577, 3640, 3703, 3766, 3829, 3892, 3955, 4018, 4081,
  3263, 3326, 3389, 3452, 3515, 3578, 3641, 3704, 3767, 3830, 3893, 3956, 4019,
  4082, 3327, 3390, 3453, 3516, 3579, 3642, 3705, 3768, 3831, 3894, 3957, 4020,
  4083, 3391, 3454, 3517, 3580, 3643, 3706, 3769, 3832, 3895, 3958, 4021, 4084,
  3455, 3518, 3581, 3644, 3707, 3770, 3833, 3896, 3959, 4022, 4085, 3519, 3582,
  3645, 3708, 3771, 3834, 3897, 3960, 4023, 4086, 3583, 3646, 3709, 3772, 3835,
  3898, 3961, 4024, 4087, 3647, 3710, 3773, 3836, 3899, 3962, 4025, 4088, 3711,
  3774, 3837, 3900, 3963, 4026, 4089, 3775, 3838, 3901, 3964, 4027, 4090, 3839,
  3902, 3965, 4028, 4091, 3903, 3966, 4029, 4092, 3967, 4030, 4093, 4031, 4094,
1809 1810 1811
  4095,
};
#endif  // CONFIG_TX64X64
1812

1813 1814
// Neighborhood 2-tuples for various scans and blocksizes,
// in {top, left} order for each position in corresponding scan order.
Thomas Daede's avatar
Thomas Daede committed
1815
DECLARE_ALIGNED(16, const int16_t,
Jingning Han's avatar
Jingning Han committed
1816
                default_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1817 1818
  0, 0, 0, 0, 4,  0, 1, 4, 4, 5,  5,  1, 8,  8,  5,  8, 2,
  2, 2, 5, 9, 12, 6, 9, 3, 6, 10, 13, 7, 10, 11, 14, 0, 0,
Jingning Han's avatar
Jingning Han committed
1819 1820
};

hui su's avatar
hui su committed
1821
#if CONFIG_EXT_TX
1822 1823
DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1824 1825
  0, 0, 0, 0, 4, 4,  8,  8, 0, 0, 1, 4, 5,  8,  9,  12, 1,
  1, 2, 5, 6, 9, 10, 13, 2, 2, 3, 6, 7, 10, 11, 14, 0,  0,
1826 1827 1828 1829
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1830 1831
  0, 0, 0, 0, 1, 1, 2,  2, 0, 0, 1,  4,  2,  5,  3,  6, 4,
  4, 5, 8, 6, 9, 7, 10, 8, 8, 9, 12, 10, 13, 11, 14, 0, 0,
1832
};
hui su's avatar
hui su committed
1833
#endif  // CONFIG_EXT_TX
1834

Jingning Han's avatar
Jingning Han committed
1835 1836
DECLARE_ALIGNED(16, static const int16_t,
                col_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1837 1838
  0,  0, 0, 0, 4, 4, 4, 0, 8, 8,  1,  4, 5,  8,  5,  1, 9,
  12, 2, 5, 6, 9, 6, 2, 3, 6, 10, 13, 7, 10, 11, 14, 0, 0,
Jingning Han's avatar
Jingning Han committed
1839 1840 1841 1842
};

DECLARE_ALIGNED(16, static const int16_t,
                row_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1843 1844
  0, 0, 0, 0, 0, 1, 1, 1, 1,  4, 2,  2,  2,  5,  4,  5, 5,
  8, 3, 6, 8, 9, 6, 9, 9, 12, 7, 10, 10, 13, 11, 14, 0, 0,
Jingning Han's avatar
Jingning Han committed
1845 1846
};

1847 1848
DECLARE_ALIGNED(16, static const int16_t,
                default_scan_4x8_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1849 1850 1851 1852
  0,  0,  0,  0,  0,  0,  1,  4,  1,  1,  4,  4,  2,  5,  5,  8,  6,
  9,  2,  2,  8,  8,  3,  6,  9,  12, 7,  10, 10, 13, 12, 12, 13, 16,
  11, 14, 14, 17, 15, 18, 16, 16, 17, 20, 18, 21, 19, 22, 20, 20, 21,
  24, 22, 25, 23, 26, 24, 24, 25, 28, 26, 29, 27, 30, 0,  0
1853 1854 1855 1856
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_4x8_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1857 1858 1859 1860
  0, 0, 0,  0,  4,  4,  8,  8,  12, 12, 16, 16, 20, 20, 24, 24, 0,
  0, 1, 4,  5,  8,  9,  12, 13, 16, 17, 20, 21, 24, 25, 28, 1,  1,
  2, 5, 6,  9,  10, 13, 14, 17, 18, 21, 22, 25, 26, 29, 2,  2,  3,
  6, 7, 10, 11, 14, 15, 18, 19, 22, 23, 26, 27, 30, 0,  0
1861 1862 1863 1864
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_4x8_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1865 1866 1867 1868
  0,  0,  0,  0,  1,  1,  2,  2,  0,  0,  1,  4,  2,  5,  3,  6,  4,
  4,  5,  8,  6,  9,  7,  10, 8,  8,  9,  12, 10, 13, 11, 14, 12, 12,
  13, 16, 14, 17, 15, 18, 16, 16, 17, 20, 18, 21, 19, 22, 20, 20, 21,
  24, 22, 25, 23, 26, 24, 24, 25, 28, 26, 29, 27, 30, 0,  0
1869 1870 1871 1872
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_8x4_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1873 1874 1875 1876
  0,  0,  0,  0,  0,  0, 1,  8,  1,  1,  8,  8,  2,  9,  9, 16, 10,
  17, 2,  2,  16, 16, 3, 10, 17, 24, 11, 18, 18, 25, 3,  3, 4,  11,
  19, 26, 12, 19, 4,  4, 20, 27, 5,  12, 13, 20, 21, 28, 5, 5,  6,
  13, 14, 21, 22, 29, 6, 6,  7,  14, 15, 22, 23, 30, 0,  0
1877 1878 1879 1880
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_8x4_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1881 1882 1883 1884
  0,  0,  0,  0,  8,  8,  16, 16, 0,  0,  1,  8,  9,  16, 17, 24, 1,
  1,  2,  9,  10, 17, 18, 25, 2,  2,  3,  10, 11, 18, 19, 26, 3,  3,
  4,  11, 12, 19, 20, 27, 4,  4,  5,  12, 13, 20, 21, 28, 5,  5,  6,
  13, 14, 21, 22, 29, 6,  6,  7,  14, 15, 22, 23, 30, 0,  0
1885 1886 1887 1888
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_8x4_neighbors[33 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
1889 1890 1891 1892
  0,  0,  0,  0,  1,  1,  2,  2,  3,  3,  4,  4,  5,  5,  6,  6,  0,
  0,  1,  8,  2,  9,  3,  10, 4,  11, 5,  12, 6,  13, 7,  14, 8,  8,
  9,  16, 10, 17, 11, 18, 12, 19, 13, 20, 14, 21, 15, 22, 16, 16, 17,
  24, 18, 25, 19, 26, 20, 27, 21, 28, 22, 29, 23, 30, 0,  0
1893 1894
};

1895 1896
DECLARE_ALIGNED(16, static const int16_t,
                default_scan_4x16_neighbors[65 * MAX_NEIGHBORS]) = {
1897 1898 1899 1900 1901 1902 1903
  0,  0,  0,  0,  0,  0,  1,  4,  1,  1,  4,  4,  2,  5,  5,  8,  6,  9,  2,
  2,  8,  8,  3,  6,  9,  12, 7,  10, 10, 13, 12, 12, 13, 16, 11, 14, 14, 17,
  15, 18, 16, 16, 17, 20, 18, 21, 19, 22, 20, 20, 21, 24, 22, 25, 23, 26, 24,
  24, 25, 28, 26, 29, 27, 30, 28, 28, 29, 32, 30, 33, 31, 34, 32, 32, 33, 36,
  34, 37, 35, 38, 36, 36, 37, 40, 38, 41, 39, 42, 40, 40, 41, 44, 42, 45, 43,
  46, 44, 44, 45, 48, 46, 49, 47, 50, 48, 48, 49, 52, 50, 53, 51, 54, 52, 52,
  53, 56, 54, 57, 55, 58, 56, 56, 57, 60, 58, 61, 59, 62, 0,  0
1904 1905 1906 1907
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_16x4_neighbors[65 * MAX_NEIGHBORS]) = {
1908 1909 1910 1911 1912 1913 1914
  0,  0,  0,  0,  0,  0,  1,  16, 1,  1,  16, 16, 2,  17, 17, 32, 18, 33, 2,
  2,  32, 32, 3,  18, 33, 48, 19, 34, 34, 49, 3,  3,  4,  19, 35, 50, 20, 35,
  4,  4,  36, 51, 5,  20, 21, 36, 37, 52, 5,  5,  6,  21, 22, 37, 38, 53, 6,
  6,  7,  22, 23, 38, 39, 54, 7,  7,  8,  23, 24, 39, 40, 55, 8,  8,  9,  24,
  25, 40, 41, 56, 9,  9,  10, 25, 26, 41, 42, 57, 10, 10, 11, 26, 27, 42, 43,
  58, 11, 11, 12, 27, 28, 43, 44, 59, 12, 12, 13, 28, 29, 44, 45, 60, 13, 13,
  14, 29, 30, 45, 46, 61, 14, 14, 15, 30, 31, 46, 47, 62, 0,  0
1915 1916 1917 1918 1919
};

#if CONFIG_EXT_TX
DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_4x16_neighbors[65 * MAX_NEIGHBORS]) = {
Debargha Mukherjee's avatar
Debargha Mukherjee committed
1920 1921 1922 1923 1924 1925 1926
  0,  0,  0,  0,  1,  1,  2,  2,  0,  0,  1,  4,  2,  5,  3,  6,  4,  4,  5,
  8,  6,  9,  7,  10, 8,  8,  9,  12, 10, 13, 11, 14, 12, 12, 13, 16, 14, 17,
  15, 18, 16, 16, 17, 20, 18, 21, 19, 22, 20, 20, 21, 24, 22, 25, 23, 26, 24,
  24, 25, 28, 26, 29, 27, 30, 28, 28, 29, 32, 30, 33, 31, 34, 32, 32, 33, 36,
  34, 37, 35, 38, 36, 36, 37, 40, 38, 41, 39, 42, 40, 40, 41, 44, 42, 45, 43,
  46, 44, 44, 45, 48, 46, 49, 47, 50, 48, 48, 49, 52, 50, 53, 51, 54, 52, 52,
  53, 56, 54, 57, 55, 58, 56, 56, 57, 60, 58, 61, 59, 62, 0,  0
1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_16x4_neighbors[65 * MAX_NEIGHBORS]) = {
  0,  0,  0,  0,  1,  1,  2,  2,  3,  3,  4,  4,  5,  5,  6,  6,  7,  7,  8,
  8,  9,  9,  10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 0,  0,  1,  16, 2,  17,
  3,  18, 4,  19, 5,  20, 6,  21, 7,  22, 8,  23, 9,  24, 10, 25, 11, 26, 12,
  27, 13, 28, 14, 29, 15, 30, 16, 16, 17, 32, 18, 33, 19, 34, 20, 35, 21, 36,
  22, 37, 23, 38, 24, 39, 25, 40, 26, 41, 27, 42, 28, 43, 29, 44, 30, 45, 31,
  46, 32, 32, 33, 48, 34, 49, 35, 50, 36, 51, 37, 52, 38, 53, 39, 54, 40, 55,
  41, 56, 42, 57, 43, 58, 44, 59, 45, 60, 46, 61, 47, 62, 0,  0
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_4x16_neighbors[65 * MAX_NEIGHBORS]) = {
  0,  0,  0,  0,  4,  4,  8,  8,  12, 12, 16, 16, 20, 20, 24, 24, 28, 28, 32,
  32, 36, 36, 40, 40, 44, 44, 48, 48, 52, 52, 56, 56, 0,  0,  1,  4,  5,  8,
  9,  12, 13, 16, 17, 20, 21, 24, 25, 28, 29, 32, 33, 36, 37, 40, 41, 44, 45,
  48, 49, 52, 53, 56, 57, 60, 1,  1,  2,  5,  6,  9,  10, 13, 14, 17, 18, 21,
  22, 25, 26, 29, 30, 33, 34, 37, 38, 41, 42, 45, 46, 49, 50, 53, 54, 57, 58,
  61, 2,  2,  3,  6,  7,  10, 11, 14, 15, 18, 19, 22, 23, 26, 27, 30, 31, 34,
  35, 38, 39, 42, 43, 46, 47, 50, 51, 54, 55, 58, 59, 62, 0,  0
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_16x4_neighbors[65 * MAX_NEIGHBORS]) = {
  0,  0,  0,  0,  16, 16, 32, 32, 0,  0,  1,  16, 17, 32, 33, 48, 1,  1,  2,
  17, 18, 33, 34, 49, 2,  2,  3,  18, 19, 34, 35, 50, 3,  3,  4,  19, 20, 35,
  36, 51, 4,  4,  5,  20, 21, 36, 37, 52, 5,  5,  6,  21, 22, 37, 38, 53, 6,
  6,  7,  22, 23, 38, 39, 54, 7,  7,  8,  23, 24, 39, 40, 55, 8,  8,  9,  24,
  25, 40, 41, 56, 9,  9,  10, 25, 26, 41, 42, 57, 10, 10, 11, 26, 27, 42, 43,
  58, 11, 11, 12, 27, 28, 43, 44, 59, 12, 12, 13, 28, 29, 44, 45, 60, 13, 13,
  14, 29, 30, 45, 46, 61, 14, 14, 15, 30, 31, 46, 47, 62, 0,  0
};
#endif  // CONFIG_EXT_TX

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_8x32_neighbors[257 * MAX_NEIGHBORS]) = {
  0,   0,   0,   0,   0,   0,   1,   1,   1,   8,   8,   8,   2,   2,   2,
  9,   9,   16,  16,  16,  3,   3,   3,   10,  10,  17,  17,  24,  24,  24,
  4,   4,   4,   11,  11,  18,  18,  25,  25,  32,  32,  32,  5,   5,   5,
  12,  12,  19,  19,  26,  26,  33,  33,  40,  40,  40,  6,   6,   6,   13,
  13,  20,  20,  27,  27,  34,  34,  41,  41,  48,  48,  48,  7,   14,  14,
  21,  21,  28,  28,  35,  35,  42,  42,  49,  49,  56,  56,  56,  15,  22,
  22,  29,  29,  36,  36,  43,  43,  50,  50,  57,  57,  64,  64,  64,  23,
  30,  30,  37,  37,  44,  44,  51,  51,  58,  58,  65,  65,  72,  72,  72,
  31,  38,  38,  45,  45,  52,  52,  59,  59,  66,  66,  73,  73,  80,  80,
  80,  39,  46,  46,  53,  53,  60,  60,  67,  67,  74,  74,  81,  81,  88,
  88,  88,  47,  54,  54,  61,  61,  68,  68,  75,  75,  82,  82,  89,  89,
  96,  96,  96,  55,  62,  62,  69,  69,  76,  76,  83,  83,  90,  90,  97,
  97,  104, 104, 104, 63,  70,  70,  77,  77,  84,  84,  91,  91,  98,  98,
  105, 105, 112, 112, 112, 71,  78,  78,  85,  85,  92,  92,  99,  99,  106,
  106, 113, 113, 120, 120, 120, 79,  86,  86,  93,  93,  100, 100, 107, 107,
  114, 114, 121, 121, 128, 128, 128, 87,  94,  94,  101, 101, 108, 108, 115,
  115, 122, 122, 129, 129, 136, 136, 136, 95,  102, 102, 109, 109, 116, 116,
  123, 123, 130, 130, 137, 137, 144, 144, 144, 103, 110, 110, 117, 117, 124,
  124, 131, 131, 138, 138, 145, 145, 152, 152, 152, 111, 118, 118, 125, 125,
  132, 132, 139, 139, 146, 146, 153, 153, 160, 160, 160, 119, 126, 126, 133,
  133, 140, 140, 147, 147, 154, 154, 161, 161, 168, 168, 168, 127, 134, 134,
  141, 141, 148, 148, 155, 155, 162, 162, 169, 169, 176, 176, 176, 135, 142,
  142, 149, 149, 156, 156, 163, 163, 170, 170, 177, 177, 184, 184, 184, 143,
  150, 150, 157, 157, 164, 164, 171, 171, 178, 178, 185, 185, 192, 192, 192,
  151, 158, 158, 165, 165, 172, 172, 179, 179, 186, 186, 193, 193, 200, 200,
  200, 159, 166, 166, 173, 173, 180, 180, 187, 187, 194, 194, 201, 201, 208,
  208, 208, 167, 174, 174, 181, 181, 188, 188, 195, 195, 202, 202, 209, 209,
  216, 216, 216, 175, 182, 182, 189, 189, 196, 196, 203, 203, 210, 210, 217,
  217, 224, 224, 224, 183, 190, 190, 197, 197, 204, 204, 211, 211, 218, 218,
  225, 225, 232, 232, 232, 191, 198, 198, 205, 205, 212, 212, 219, 219, 226,
  226, 233, 233, 240, 240, 240, 199, 206, 206, 213, 213, 220, 220, 227, 227,
  234, 234, 241, 241, 248, 207, 214, 214, 221, 221, 228, 228, 235, 235, 242,
  242, 249, 215, 222, 222, 229, 229, 236, 236, 243, 243, 250, 223, 230, 230,
  237, 237, 244, 244, 251, 231, 238, 238, 245, 245, 252, 239, 246, 246, 253,
  247, 254, 0,   0
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_32x8_neighbors[257 * MAX_NEIGHBORS]) = {
  0,   0,   0,   0,   0,   0,   1,   1,   1,   32,  32,  32,  2,   2,   2,
  33,  33,  64,  64,  64,  3,   3,   3,   34,  34,  65,  65,  96,  96,  96,
  4,   4,   4,   35,  35,  66,  66,  97,  97,  128, 128, 128, 5,   5,   5,
  36,  36,  67,  67,  98,  98,  129, 129, 160, 160, 160, 6,   6,   6,   37,
  37,  68,  68,  99,  99,  130, 130, 161, 161, 192, 192, 192, 7,   7,   7,
  38,  38,  69,  69,  100, 100, 131, 131, 162, 162, 193, 193, 224, 8,   8,
  8,   39,  39,  70,  70,  101, 101, 132, 132, 163, 163, 194, 194, 225, 9,
  9,   9,   40,  40,  71,  71,  102, 102, 133, 133, 164, 164, 195, 195, 226,
  10,  10,  10,  41,  41,  72,  72,  103, 103, 134, 134, 165, 165, 196, 196,
  227, 11,  11,  11,  42,  42,  73,  73,  104, 104, 135, 135, 166, 166, 197,
  197, 228, 12,  12,  12,  43,  43,  74,  74,  105, 105, 136, 136, 167, 167,
  198, 198, 229, 13,  13,  13,  44,  44,  75,  75,  106, 106, 137, 137, 168,
  168, 199, 199, 230, 14,  14,  14,  45,  45,  76,  76,  107, 107, 138, 138,
  169, 169, 200, 200, 231, 15,  15,  15,  46,  46,  77,  77,  108, 108, 139,
  139, 170, 170, 201, 201, 232, 16,  16,  16,  47,  47,  78,  78,  109, 109,
  140, 140, 171, 171, 202, 202, 233, 17,  17,  17,  48,  48,  79,  79,  110,
  110, 141, 141, 172, 172, 203, 203, 234, 18,  18,  18,  49,  49,  80,  80,
  111, 111, 142, 142, 173, 173, 204, 204, 235, 19,  19,  19,  50,  50,  81,
  81,  112, 112, 143, 143, 174, 174, 205, 205, 236, 20,  20,  20,  51,  51,
  82,  82,  113, 113, 144, 144, 175, 175, 206, 206, 237, 21,  21,  21,  52,
  52,  83,  83,  114, 114, 145, 145, 176, 176, 207, 207, 238, 22,  22,  22,
  53,  53,  84,  84,  115, 115, 146, 146, 177, 177, 208, 208, 239, 23,  23,
  23,  54,  54,  85,  85,  116, 116, 147, 147, 178, 178, 209, 209, 240, 24,
  24,  24,  55,  55,  86,  86,  117, 117, 148, 148, 179, 179, 210, 210, 241,
  25,  25,  25,  56,  56,  87,  87,  118, 118, 149, 149, 180, 180, 211, 211,
  242, 26,  26,  26,  57,  57,  88,  88,  119, 119, 150, 150, 181, 181, 212,
  212, 243, 27,  27,  27,  58,  58,  89,  89,  120, 120, 151, 151, 182, 182,
  213, 213, 244, 28,  28,  28,  59,  59,  90,  90,  121, 121, 152, 152, 183,
  183, 214, 214, 245, 29,  29,  29,  60,  60,  91,  91,  122, 122, 153, 153,
  184, 184, 215, 215, 246, 30,  30,  30,  61,  61,  92,  92,  123, 123, 154,
  154, 185, 185, 216, 216, 247, 31,  62,  62,  93,  93,  124, 124, 155, 155,
  186, 186, 217, 217, 248, 63,  94,  94,  125, 125, 156, 156, 187, 187, 218,
  218, 249, 95,  126, 126, 157, 157, 188, 188, 219, 219, 250, 127, 158, 158,
  189, 189, 220, 220, 251, 159, 190, 190, 221, 221, 252, 191, 222, 222, 253,
  223, 254, 0,   0
};

#if CONFIG_EXT_TX
DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_8x32_neighbors[257 * MAX_NEIGHBORS]) = {
  0,   0,   0,   0,   1,   1,   2,   2,   3,   3,   4,   4,   5,   5,   6,
  6,   0,   0,   1,   8,   2,   9,   3,   10,  4,   11,  5,   12,  6,   13,
  7,   14,  8,   8,   9,   16,  10,  17,  11,  18,  12,  19,  13,  20,  14,
  21,  15,  22,  16,  16,  17,  24,  18,  25,  19,  26,  20,  27,  21,  28,
  22,  29,  23,  30,  24,  24,  25,  32,  26,  33,  27,  34,  28,  35,  29,
  36,  30,  37,  31,  38,  32,  32,  33,  40,  34,  41,  35,  42,  36,  43,
  37,  44,  38,  45,  39,  46,  40,  40,  41,  48,  42,  49,  43,  50,  44,
  51,  45,  52,  46,  53,  47,  54,  48,  48,  49,  56,  50,  57,  51,  58,
  52,  59,  53,  60,  54,  61,  55,  62,  56,  56,  57,  64,  58,  65,  59,
  66,  60,  67,  61,  68,  62,  69,  63,  70,  64,  64,  65,  72,  66,  73,
  67,  74,  68,  75,  69,  76,  70,  77,  71,  78,  72,  72,  73,  80,  74,
  81,  75,  82,  76,  83,  77,  84,  78,  85,  79,  86,  80,  80,  81,  88,
  82,  89,  83,  90,  84,  91,  85,  92,  86,  93,  87,  94,  88,  88,  89,
  96,  90,  97,  91,  98,  92,  99,  93,  100, 94,  101, 95,  102, 96,  96,
  97,  104, 98,  105, 99,  106, 100, 107, 101, 108, 102, 109, 103, 110, 104,
  104, 105, 112, 106, 113, 107, 114, 108, 115, 109, 116, 110, 117, 111, 118,
  112, 112, 113, 120, 114, 121, 115, 122, 116, 123, 117, 124, 118, 125, 119,
  126, 120, 120, 121, 128, 122, 129, 123, 130, 124, 131, 125, 132, 126, 133,
  127, 134, 128, 128, 129, 136, 130, 137, 131, 138, 132, 139, 133, 140, 134,
  141, 135, 142, 136, 136, 137, 144, 138, 145, 139, 146, 140, 147, 141, 148,
  142, 149, 143, 150, 144, 144, 145, 152, 146, 153, 147, 154, 148, 155, 149,
  156, 150, 157, 151, 158, 152, 152, 153, 160, 154, 161, 155, 162, 156, 163,
  157, 164, 158, 165, 159, 166, 160, 160, 161, 168, 162, 169, 163, 170, 164,
  171, 165, 172, 166, 173, 167, 174, 168, 168, 169, 176, 170, 177, 171, 178,
  172, 179, 173, 180, 174, 181, 175, 182, 176, 176, 177, 184, 178, 185, 179,
  186, 180, 187, 181, 188, 182, 189, 183, 190, 184, 184, 185, 192, 186, 193,
  187, 194, 188, 195, 189, 196, 190, 197, 191, 198, 192, 192, 193, 200, 194,
  201, 195, 202, 196, 203, 197, 204, 198, 205, 199, 206, 200, 200, 201, 208,
  202, 209, 203, 210, 204, 211, 205, 212, 206, 213, 207, 214, 208, 208, 209,
  216, 210, 217, 211, 218, 212, 219, 213, 220, 214, 221, 215, 222, 216, 216,
  217, 224, 218, 225, 219, 226, 220, 227, 221, 228, 222, 229, 223, 230, 224,
  224, 225, 232, 226, 233, 227, 234, 228, 235, 229, 236, 230, 237, 231, 238,
  232, 232, 233, 240, 234, 241, 235, 242, 236, 243, 237, 244, 238, 245, 239,
  246, 240, 240, 241, 248, 242, 249, 243, 250, 244, 251, 245, 252, 246, 253,
  247, 254, 0,   0
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_32x8_neighbors[257 * MAX_NEIGHBORS]) = {
  0,   0,   0,   0,   1,   1,   2,   2,   3,   3,   4,   4,   5,   5,   6,
  6,   7,   7,   8,   8,   9,   9,   10,  10,  11,  11,  12,  12,  13,  13,
  14,  14,  15,  15,  16,  16,  17,  17,  18,  18,  19,  19,  20,  20,  21,
  21,  22,  22,  23,  23,  24,  24,  25,  25,  26,  26,  27,  27,  28,  28,
  29,  29,  30,  30,  0,   0,   1,   32,  2,   33,  3,   34,  4,   35,  5,
  36,  6,   37,  7,   38,  8,   39,  9,   40,  10,  41,  11,  42,  12,  43,
  13,  44,  14,  45,  15,  46,  16,  47,  17,  48,  18,  49,  19,  50,  20,
  51,  21,  52,  22,  53,  23,  54,  24,  55,  25,  56,  26,  57,  27,  58,
  28,  59,  29,  60,  30,  61,  31,  62,  32,  32,  33,  64,  34,  65,  35,
  66,  36,  67,  37,  68,  38,  69,  39,  70,  40,  71,  41,  72,  42,  73,
  43,  74,  44,  75,  45,  76,  46,  77,  47,  78,  48,  79,  49,  80,  50,
  81,  51,  82,  52,  83,  53,  84,  54,  85,  55,  86,  56,  87,  57,  88,
  58,  89,  59,  90,  60,  91,  61,  92,  62,  93,  63,  94,  64,  64,  65,
  96,  66,  97,  67,  98,  68,  99,  69,  100, 70,  101, 71,  102, 72,  103,
  73,  104, 74,  105, 75,  106, 76,  107, 77,  108, 78,  109, 79,  110, 80,
  111, 81,  112, 82,  113, 83,  114, 84,  115, 85,  116, 86,  117, 87,  118,
  88,  119, 89,  120, 90,  121, 91,  122, 92,  123, 93,  124, 94,  125, 95,
  126, 96,  96,  97,  128, 98,  129, 99,  130, 100, 131, 101, 132, 102, 133,
  103, 134, 104, 135, 105, 136, 106, 137, 107, 138, 108, 139, 109, 140, 110,
  141, 111, 142, 112, 143, 113, 144, 114, 145, 115, 146, 116, 147, 117, 148,
  118, 149, 119, 150, 120, 151, 121, 152, 122, 153, 123, 154, 124, 155, 125,
  156, 126, 157, 127, 158, 128, 128, 129, 160, 130, 161, 131, 162, 132, 163,
  133, 164, 134, 165, 135, 166, 136, 167, 137, 168, 138, 169, 139, 170, 140,
  171, 141, 172, 142, 173, 143, 174, 144, 175, 145, 176, 146, 177, 147, 178,
  148, 179, 149, 180, 150, 181, 151, 182, 152, 183, 153, 184, 154, 185, 155,
  186, 156, 187, 157, 188, 158, 189, 159, 190, 160, 160, 161, 192, 162, 193,
  163, 194, 164, 195, 165, 196, 166, 197, 167, 198, 168, 199, 169, 200, 170,
  201, 171, 202, 172, 203, 173, 204, 174, 205, 175, 206, 176, 207, 177, 208,
  178, 209, 179, 210, 180, 211, 181, 212, 182, 213, 183, 214, 184, 215, 185,
  216, 186, 217, 187, 218, 188, 219, 189, 220, 190, 221, 191, 222, 192, 192,
  193, 224, 194, 225, 195, 226, 196, 227, 197, 228, 198, 229, 199, 230, 200,
  231, 201, 232, 202, 233, 203, 234, 204, 235, 205, 236, 206, 237, 207, 238,
  208, 239, 209, 240, 210, 241, 211, 242, 212, 243, 213, 244, 214, 245, 215,
  246, 216, 247, 217, 248, 218, 249, 219, 250, 220, 251, 221, 252, 222, 253,
  223, 254, 0,   0
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_8x32_neighbors[257 * MAX_NEIGHBORS]) = {
  0,   0,   0,   0,   8,   8,   16,  16,  24,  24,  32,  32,  40,  40,  48,
  48,  56,  56,  64,  64,  72,  72,  80,  80,  88,  88,  96,  96,  104, 104,
  112, 112, 120, 120, 128, 128, 136, 136, 144, 144, 152, 152, 160, 160, 168,
  168, 176, 176, 184, 184, 192, 192, 200, 200, 208, 208, 216, 216, 224, 224,
  232, 232, 240, 240, 0,   0,   1,   8,   9,   16,  17,  24,  25,  32,  33,
  40,  41,  48,  49,  56,  57,  64,  65,  72,  73,  80,  81,  88,  89,  96,
  97,  104, 105, 112, 113, 120, 121, 128, 129, 136, 137, 144, 145, 152, 153,
  160, 161, 168, 169, 176, 177, 184, 185, 192, 193, 200, 201, 208, 209, 216,
  217, 224, 225, 232, 233, 240, 241, 248, 1,   1,   2,   9,   10,  17,  18,
  25,  26,  33,  34,  41,  42,  49,  50,  57,  58,  65,  66,  73,  74,  81,
  82,  89,  90,  97,  98,  105, 106, 113, 114, 121, 122, 129, 130, 137, 138,
  145, 146, 153, 154, 161, 162, 169, 170, 177, 178, 185, 186, 193, 194, 201,
  202, 209, 210, 217, 218, 225, 226, 233, 234, 241, 242, 249, 2,   2,   3,
  10,  11,  18,  19,  26,  27,  34,  35,  42,  43,  50,  51,  58,  59,  66,
  67,  74,  75,  82,  83,  90,  91,  98,  99,  106, 107, 114, 115, 122, 123,
  130, 131, 138, 139, 146, 147, 154, 155, 162, 163, 170, 171, 178, 179, 186,
  187, 194, 195, 202, 203, 210, 211, 218, 219, 226, 227, 234, 235, 242, 243,
  250, 3,   3,   4,   11,  12,  19,  20,  27,  28,  35,  36,  43,  44,  51,
  52,  59,  60,  67,  68,  75,  76,  83,  84,  91,  92,  99,  100, 107, 108,
  115, 116, 123, 124, 131, 132, 139, 140, 147, 148, 155, 156, 163, 164, 171,
  172, 179, 180, 187, 188, 195, 196, 203, 204, 211, 212, 219, 220, 227, 228,
  235, 236, 243, 244, 251, 4,   4,   5,   12,  13,  20,  21,  28,  29,  36,
  37,  44,  45,  52,  53,  60,  61,  68,  69,  76,  77,  84,  85,  92,  93,
  100, 101, 108, 109, 116, 117, 124, 125, 132, 133, 140, 141, 148, 149, 156,
  157, 164, 165, 172, 173, 180, 181, 188, 189, 196, 197, 204, 205, 212, 213,
  220, 221, 228, 229, 236, 237, 244, 245, 252, 5,   5,   6,   13,  14,  21,
  22,  29,  30,  37,  38,  45,  46,  53,  54,  61,  62,  69,  70,  77,  78,
  85,  86,  93,  94,  101, 102, 109, 110, 117, 118, 125, 126, 133, 134, 141,
  142, 149, 150, 157, 158, 165, 166, 173, 174, 181, 182, 189, 190, 197, 198,
  205, 206, 213, 214, 221, 222, 229, 230, 237, 238, 245, 246, 253, 6,   6,
  7,   14,  15,  22,  23,  30,  31,  38,  39,  46,  47,  54,  55,  62,  63,
  70,  71,  78,  79,  86,  87,  94,  95,  102, 103, 110, 111, 118, 119, 126,
  127, 134, 135, 142, 143, 150, 151, 158, 159, 166, 167, 174, 175, 182, 183,
  190, 191, 198, 199, 206, 207, 214, 215, 222, 223, 230, 231, 238, 239, 246,
  247, 254, 0,   0
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_32x8_neighbors[257 * MAX_NEIGHBORS]) = {
  0,  0,  0,  0,  32, 32, 64, 64,  96,  96,  128, 128, 160, 160, 192, 192,
  0,  0,  1,  32, 33, 64, 65, 96,  97,  128, 129, 160, 161, 192, 193, 224,
  1,  1,  2,  33, 34, 65, 66, 97,  98,  129, 130, 161, 162, 193, 194, 225,
  2,  2,  3,  34, 35, 66, 67, 98,  99,  130, 131, 162, 163, 194, 195, 226,
  3,  3,  4,  35, 36, 67, 68, 99,  100, 131, 132, 163, 164, 195, 196, 227,
  4,  4,  5,  36, 37, 68, 69, 100, 101, 132, 133, 164, 165, 196, 197, 228,
  5,  5,  6,  37, 38, 69, 70, 101, 102, 133, 134, 165, 166, 197, 198, 229,
  6,  6,  7,  38, 39, 70, 71, 102, 103, 134, 135, 166, 167, 198, 199, 230,
  7,  7,  8,  39, 40, 71, 72, 103, 104, 135, 136, 167, 168, 199, 200, 231,
  8,  8,  9,  40, 41, 72, 73, 104, 105, 136, 137, 168, 169, 200, 201, 232,
  9,  9,  10, 41, 42, 73, 74, 105, 106, 137, 138, 169, 170, 201, 202, 233,
  10, 10, 11, 42, 43, 74, 75, 106, 107, 138, 139, 170, 171, 202, 203, 234,
  11, 11, 12, 43, 44, 75, 76, 107, 108, 139, 140, 171, 172, 203, 204, 235,
  12, 12, 13, 44, 45, 76, 77, 108, 109, 140, 141, 172, 173, 204, 205, 236,
  13, 13, 14, 45, 46, 77, 78, 109, 110, 141, 142, 173, 174, 205, 206, 237,
  14, 14, 15, 46, 47, 78, 79, 110, 111, 142, 143, 174, 175, 206, 207, 238,
  15, 15, 16, 47, 48, 79, 80, 111, 112, 143, 144, 175, 176, 207, 208, 239,
  16, 16, 17, 48, 49, 80, 81, 112, 113, 144, 145, 176, 177, 208, 209, 240,
  17, 17, 18, 49, 50, 81, 82, 113, 114, 145, 146, 177, 178, 209, 210, 241,
  18, 18, 19, 50, 51, 82, 83, 114, 115, 146, 147, 178, 179, 210, 211, 242,
  19, 19, 20, 51, 52, 83, 84, 115, 116, 147, 148, 179, 180, 211, 212, 243,
  20, 20, 21, 52, 53, 84, 85, 116, 117, 148, 149, 180, 181, 212, 213, 244,
  21, 21, 22, 53, 54, 85, 86, 117, 118, 149, 150, 181, 182, 213, 214, 245,
  22, 22, 23, 54, 55, 86, 87, 118, 119, 150, 151, 182, 183, 214, 215, 246,
  23, 23, 24, 55, 56, 87, 88, 119, 120, 151, 152, 183, 184, 215, 216, 247,
  24, 24, 25, 56, 57, 88, 89, 120, 121, 152, 153, 184, 185, 216, 217, 248,
  25, 25, 26, 57, 58, 89, 90, 121, 122, 153, 154, 185, 186, 217, 218, 249,
  26, 26, 27, 58, 59, 90, 91, 122, 123, 154, 155, 186, 187, 218, 219, 250,
  27, 27, 28, 59, 60, 91, 92, 123, 124, 155, 156, 187, 188, 219, 220, 251,
  28, 28, 29, 60, 61, 92, 93, 124, 125, 156, 157, 188, 189, 220, 221, 252,
  29, 29, 30, 61, 62, 93, 94, 125, 126, 157, 158, 189, 190, 221, 222, 253,
  30, 30, 31, 62, 63, 94, 95, 126, 127, 158, 159, 190, 191, 222, 223, 254,
  0,  0
};
#endif  // CONFIG_EXT_TX

Jingning Han's avatar
Jingning Han committed
2197 2198
DECLARE_ALIGNED(16, static const int16_t,
                col_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2199 2200 2201 2202 2203 2204 2205
  0,  0,  0,  0,  8,  8,  8,  0,  16, 16, 1,  8,  24, 24, 9,  16, 9,  1,  32,
  32, 17, 24, 2,  9,  25, 32, 10, 17, 40, 40, 10, 2,  18, 25, 33, 40, 3,  10,
  48, 48, 11, 18, 26, 33, 11, 3,  41, 48, 19, 26, 34, 41, 4,  11, 27, 34, 12,
  19, 49, 56, 42, 49, 20, 27, 12, 4,  35, 42, 5,  12, 28, 35, 50, 57, 43, 50,
  13, 20, 36, 43, 13, 5,  21, 28, 51, 58, 29, 36, 6,  13, 44, 51, 14, 21, 14,
  6,  37, 44, 52, 59, 22, 29, 7,  14, 30, 37, 45, 52, 15, 22, 38, 45, 23, 30,
  53, 60, 31, 38, 46, 53, 39, 46, 54, 61, 47, 54, 55, 62, 0,  0,
Jingning Han's avatar
Jingning Han committed
2206 2207
};

hui su's avatar
hui su committed
2208
#if CONFIG_EXT_TX
2209 2210
DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2211 2212 2213 2214 2215 2216 2217
  0,  0,  0,  0,  8,  8,  16, 16, 24, 24, 32, 32, 40, 40, 48, 48, 0,  0,  1,
  8,  9,  16, 17, 24, 25, 32, 33, 40, 41, 48, 49, 56, 1,  1,  2,  9,  10, 17,
  18, 25, 26, 33, 34, 41, 42, 49, 50, 57, 2,  2,  3,  10, 11, 18, 19, 26, 27,
  34, 35, 42, 43, 50, 51, 58, 3,  3,  4,  11, 12, 19, 20, 27, 28, 35, 36, 43,
  44, 51, 52, 59, 4,  4,  5,  12, 13, 20, 21, 28, 29, 36, 37, 44, 45, 52, 53,
  60, 5,  5,  6,  13, 14, 21, 22, 29, 30, 37, 38, 45, 46, 53, 54, 61, 6,  6,
  7,  14, 15, 22, 23, 30, 31, 38, 39, 46, 47, 54, 55, 62, 0,  0,
2218 2219 2220 2221
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2222 2223 2224 2225 2226 2227 2228
  0,  0,  0,  0,  1,  1,  2,  2,  3,  3,  4,  4,  5,  5,  6,  6,  0,  0,  1,
  8,  2,  9,  3,  10, 4,  11, 5,  12, 6,  13, 7,  14, 8,  8,  9,  16, 10, 17,
  11, 18, 12, 19, 13, 20, 14, 21, 15, 22, 16, 16, 17, 24, 18, 25, 19, 26, 20,
  27, 21, 28, 22, 29, 23, 30, 24, 24, 25, 32, 26, 33, 27, 34, 28, 35, 29, 36,
  30, 37, 31, 38, 32, 32, 33, 40, 34, 41, 35, 42, 36, 43, 37, 44, 38, 45, 39,
  46, 40, 40, 41, 48, 42, 49, 43, 50, 44, 51, 45, 52, 46, 53, 47, 54, 48, 48,
  49, 56, 50, 57, 51, 58, 52, 59, 53, 60, 54, 61, 55, 62, 0,  0,
2229
};
hui su's avatar
hui su committed
2230
#endif  // CONFIG_EXT_TX
2231

Jingning Han's avatar
Jingning Han committed
2232 2233
DECLARE_ALIGNED(16, static const int16_t,
                row_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2234 2235 2236 2237 2238 2239 2240
  0,  0,  0,  0,  1,  1,  0,  1,  1,  8,  2,  2,  8,  9,  2,  9,  3,  3,  9,
  16, 3,  10, 16, 17, 4,  4,  10, 17, 17, 24, 4,  11, 11, 18, 18, 25, 24, 25,
  5,  5,  5,  12, 12, 19, 25, 32, 19, 26, 6,  6,  26, 33, 32, 33, 13, 20, 20,
  27, 33, 40, 6,  13, 27, 34, 40, 41, 34, 41, 21, 28, 28, 35, 41, 48, 14, 21,
  35, 42, 7,  14, 48, 49, 29, 36, 42, 49, 36, 43, 22, 29, 49, 56, 15, 22, 43,
  50, 50, 57, 37, 44, 30, 37, 44, 51, 23, 30, 51, 58, 45, 52, 38, 45, 52, 59,
  31, 38, 53, 60, 39, 46, 46, 53, 47, 54, 54, 61, 55, 62, 0,  0,
Jingning Han's avatar
Jingning Han committed
2241 2242 2243 2244
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2245 2246 2247 2248 2249 2250 2251
  0,  0,  0,  0,  8,  0,  8,  8,  1,  8,  9,  1,  9,  16, 16, 17, 2,  9,  10,
  2,  10, 17, 17, 24, 24, 25, 3,  10, 11, 3,  18, 25, 25, 32, 11, 18, 32, 33,
  4,  11, 26, 33, 19, 26, 12, 4,  33, 40, 12, 19, 40, 41, 5,  12, 27, 34, 34,
  41, 20, 27, 13, 20, 13, 5,  41, 48, 48, 49, 28, 35, 35, 42, 21, 28, 6,  6,
  6,  13, 42, 49, 49, 56, 36, 43, 14, 21, 29, 36, 7,  14, 43, 50, 50, 57, 22,
  29, 37, 44, 15, 22, 44, 51, 51, 58, 30, 37, 23, 30, 52, 59, 45, 52, 38, 45,
  31, 38, 53, 60, 46, 53, 39, 46, 54, 61, 47, 54, 55, 62, 0,  0,
Jingning Han's avatar
Jingning Han committed
2252 2253
};

2254 2255
DECLARE_ALIGNED(16, static const int16_t,
                default_scan_8x16_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273
  0,   0,   0,   0,   0,   0,   1,   1,   1,   8,   8,   8,   2,   2,   2,
  9,   9,   16,  16,  16,  3,   3,   3,   10,  10,  17,  17,  24,  24,  24,
  4,   4,   4,   11,  11,  18,  18,  25,  25,  32,  32,  32,  5,   5,   5,
  12,  12,  19,  19,  26,  26,  33,  33,  40,  40,  40,  6,   6,   6,   13,
  13,  20,  20,  27,  27,  34,  34,  41,  41,  48,  48,  48,  7,   14,  14,
  21,  21,  28,  28,  35,  35,  42,  42,  49,  49,  56,  56,  56,  15,  22,
  22,  29,  29,  36,  36,  43,  43,  50,  50,  57,  57,  64,  64,  64,  23,
  30,  30,  37,  37,  44,  44,  51,  51,  58,  58,  65,  65,  72,  72,  72,
  31,  38,  38,  45,  45,  52,  52,  59,  59,  66,  66,  73,  73,  80,  80,
  80,  39,  46,  46,  53,  53,  60,  60,  67,  67,  74,  74,  81,  81,  88,
  88,  88,  47,  54,  54,  61,  61,  68,  68,  75,  75,  82,  82,  89,  89,
  96,  96,  96,  55,  62,  62,  69,  69,  76,  76,  83,  83,  90,  90,  97,
  97,  104, 104, 104, 63,  70,  70,  77,  77,  84,  84,  91,  91,  98,  98,
  105, 105, 112, 112, 112, 71,  78,  78,  85,  85,  92,  92,  99,  99,  106,
  106, 113, 113, 120, 79,  86,  86,  93,  93,  100, 100, 107, 107, 114, 114,
  121, 87,  94,  94,  101, 101, 108, 108, 115, 115, 122, 95,  102, 102, 109,
  109, 116, 116, 123, 103, 110, 110, 117, 117, 124, 111, 118, 118, 125, 119,
  126, 0,   0
2274 2275 2276 2277
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_16x8_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295
  0,   0,   0,   0,   0,   0,  1,  1,   1,   16,  16,  16,  2,   2,   2,
  17,  17,  32,  32,  32,  3,  3,  3,   18,  18,  33,  33,  48,  48,  48,
  4,   4,   4,   19,  19,  34, 34, 49,  49,  64,  64,  64,  5,   5,   5,
  20,  20,  35,  35,  50,  50, 65, 65,  80,  80,  80,  6,   6,   6,   21,
  21,  36,  36,  51,  51,  66, 66, 81,  81,  96,  96,  96,  7,   7,   7,
  22,  22,  37,  37,  52,  52, 67, 67,  82,  82,  97,  97,  112, 8,   8,
  8,   23,  23,  38,  38,  53, 53, 68,  68,  83,  83,  98,  98,  113, 9,
  9,   9,   24,  24,  39,  39, 54, 54,  69,  69,  84,  84,  99,  99,  114,
  10,  10,  10,  25,  25,  40, 40, 55,  55,  70,  70,  85,  85,  100, 100,
  115, 11,  11,  11,  26,  26, 41, 41,  56,  56,  71,  71,  86,  86,  101,
  101, 116, 12,  12,  12,  27, 27, 42,  42,  57,  57,  72,  72,  87,  87,
  102, 102, 117, 13,  13,  13, 28, 28,  43,  43,  58,  58,  73,  73,  88,
  88,  103, 103, 118, 14,  14, 14, 29,  29,  44,  44,  59,  59,  74,  74,
  89,  89,  104, 104, 119, 15, 30, 30,  45,  45,  60,  60,  75,  75,  90,
  90,  105, 105, 120, 31,  46, 46, 61,  61,  76,  76,  91,  91,  106, 106,
  121, 47,  62,  62,  77,  77, 92, 92,  107, 107, 122, 63,  78,  78,  93,
  93,  108, 108, 123, 79,  94, 94, 109, 109, 124, 95,  110, 110, 125, 111,
  126, 0,   0
2296 2297 2298 2299
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_8x16_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316
  0,  0,  0,  0,  8,  8,  16, 16, 24, 24,  32,  32,  40,  40,  48,  48,
  56, 56, 64, 64, 72, 72, 80, 80, 88, 88,  96,  96,  104, 104, 112, 112,
  0,  0,  1,  8,  9,  16, 17, 24, 25, 32,  33,  40,  41,  48,  49,  56,
  57, 64, 65, 72, 73, 80, 81, 88, 89, 96,  97,  104, 105, 112, 113, 120,
  1,  1,  2,  9,  10, 17, 18, 25, 26, 33,  34,  41,  42,  49,  50,  57,
  58, 65, 66, 73, 74, 81, 82, 89, 90, 97,  98,  105, 106, 113, 114, 121,
  2,  2,  3,  10, 11, 18, 19, 26, 27, 34,  35,  42,  43,  50,  51,  58,
  59, 66, 67, 74, 75, 82, 83, 90, 91, 98,  99,  106, 107, 114, 115, 122,
  3,  3,  4,  11, 12, 19, 20, 27, 28, 35,  36,  43,  44,  51,  52,  59,
  60, 67, 68, 75, 76, 83, 84, 91, 92, 99,  100, 107, 108, 115, 116, 123,
  4,  4,  5,  12, 13, 20, 21, 28, 29, 36,  37,  44,  45,  52,  53,  60,
  61, 68, 69, 76, 77, 84, 85, 92, 93, 100, 101, 108, 109, 116, 117, 124,
  5,  5,  6,  13, 14, 21, 22, 29, 30, 37,  38,  45,  46,  53,  54,  61,
  62, 69, 70, 77, 78, 85, 86, 93, 94, 101, 102, 109, 110, 117, 118, 125,
  6,  6,  7,  14, 15, 22, 23, 30, 31, 38,  39,  46,  47,  54,  55,  62,
  63, 70, 71, 78, 79, 86, 87, 94, 95, 102, 103, 110, 111, 118, 119, 126,
  0,  0
2317 2318 2319 2320
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_16x8_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337
  0,  0,  0,  0,  16, 16, 32, 32, 48, 48, 64, 64, 80, 80,  96,  96,
  0,  0,  1,  16, 17, 32, 33, 48, 49, 64, 65, 80, 81, 96,  97,  112,
  1,  1,  2,  17, 18, 33, 34, 49, 50, 65, 66, 81, 82, 97,  98,  113,
  2,  2,  3,  18, 19, 34, 35, 50, 51, 66, 67, 82, 83, 98,  99,  114,
  3,  3,  4,  19, 20, 35, 36, 51, 52, 67, 68, 83, 84, 99,  100, 115,
  4,  4,  5,  20, 21, 36, 37, 52, 53, 68, 69, 84, 85, 100, 101, 116,
  5,  5,  6,  21, 22, 37, 38, 53, 54, 69, 70, 85, 86, 101, 102, 117,
  6,  6,  7,  22, 23, 38, 39, 54, 55, 70, 71, 86, 87, 102, 103, 118,
  7,  7,  8,  23, 24, 39, 40, 55, 56, 71, 72, 87, 88, 103, 104, 119,
  8,  8,  9,  24, 25, 40, 41, 56, 57, 72, 73, 88, 89, 104, 105, 120,
  9,  9,  10, 25, 26, 41, 42, 57, 58, 73, 74, 89, 90, 105, 106, 121,
  10, 10, 11, 26, 27, 42, 43, 58, 59, 74, 75, 90, 91, 106, 107, 122,
  11, 11, 12, 27, 28, 43, 44, 59, 60, 75, 76, 91, 92, 107, 108, 123,
  12, 12, 13, 28, 29, 44, 45, 60, 61, 76, 77, 92, 93, 108, 109, 124,
  13, 13, 14, 29, 30, 45, 46, 61, 62, 77, 78, 93, 94, 109, 110, 125,
  14, 14, 15, 30, 31, 46, 47, 62, 63, 78, 79, 94, 95, 110, 111, 126,
  0,  0
2338 2339 2340 2341
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_8x16_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359
  0,   0,   0,   0,   1,   1,   2,   2,   3,   3,   4,   4,   5,   5,   6,
  6,   0,   0,   1,   8,   2,   9,   3,   10,  4,   11,  5,   12,  6,   13,
  7,   14,  8,   8,   9,   16,  10,  17,  11,  18,  12,  19,  13,  20,  14,
  21,  15,  22,  16,  16,  17,  24,  18,  25,  19,  26,  20,  27,  21,  28,
  22,  29,  23,  30,  24,  24,  25,  32,  26,  33,  27,  34,  28,  35,  29,
  36,  30,  37,  31,  38,  32,  32,  33,  40,  34,  41,  35,  42,  36,  43,
  37,  44,  38,  45,  39,  46,  40,  40,  41,  48,  42,  49,  43,  50,  44,
  51,  45,  52,  46,  53,  47,  54,  48,  48,  49,  56,  50,  57,  51,  58,
  52,  59,  53,  60,  54,  61,  55,  62,  56,  56,  57,  64,  58,  65,  59,
  66,  60,  67,  61,  68,  62,  69,  63,  70,  64,  64,  65,  72,  66,  73,
  67,  74,  68,  75,  69,  76,  70,  77,  71,  78,  72,  72,  73,  80,  74,
  81,  75,  82,  76,  83,  77,  84,  78,  85,  79,  86,  80,  80,  81,  88,
  82,  89,  83,  90,  84,  91,  85,  92,  86,  93,  87,  94,  88,  88,  89,
  96,  90,  97,  91,  98,  92,  99,  93,  100, 94,  101, 95,  102, 96,  96,
  97,  104, 98,  105, 99,  106, 100, 107, 101, 108, 102, 109, 103, 110, 104,
  104, 105, 112, 106, 113, 107, 114, 108, 115, 109, 116, 110, 117, 111, 118,
  112, 112, 113, 120, 114, 121, 115, 122, 116, 123, 117, 124, 118, 125, 119,
  126, 0,   0
2360 2361 2362 2363
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_16x8_neighbors[129 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381
  0,   0,   0,   0,   1,   1,   2,   2,   3,   3,   4,   4,   5,   5,   6,
  6,   7,   7,   8,   8,   9,   9,   10,  10,  11,  11,  12,  12,  13,  13,
  14,  14,  0,   0,   1,   16,  2,   17,  3,   18,  4,   19,  5,   20,  6,
  21,  7,   22,  8,   23,  9,   24,  10,  25,  11,  26,  12,  27,  13,  28,
  14,  29,  15,  30,  16,  16,  17,  32,  18,  33,  19,  34,  20,  35,  21,
  36,  22,  37,  23,  38,  24,  39,  25,  40,  26,  41,  27,  42,  28,  43,
  29,  44,  30,  45,  31,  46,  32,  32,  33,  48,  34,  49,  35,  50,  36,
  51,  37,  52,  38,  53,  39,  54,  40,  55,  41,  56,  42,  57,  43,  58,
  44,  59,  45,  60,  46,  61,  47,  62,  48,  48,  49,  64,  50,  65,  51,
  66,  52,  67,  53,  68,  54,  69,  55,  70,  56,  71,  57,  72,  58,  73,
  59,  74,  60,  75,  61,  76,  62,  77,  63,  78,  64,  64,  65,  80,  66,
  81,  67,  82,  68,  83,  69,  84,  70,  85,  71,  86,  72,  87,  73,  88,
  74,  89,  75,  90,  76,  91,  77,  92,  78,  93,  79,  94,  80,  80,  81,
  96,  82,  97,  83,  98,  84,  99,  85,  100, 86,  101, 87,  102, 88,  103,
  89,  104, 90,  105, 91,  106, 92,  107, 93,  108, 94,  109, 95,  110, 96,
  96,  97,  112, 98,  113, 99,  114, 100, 115, 101, 116, 102, 117, 103, 118,
  104, 119, 105, 120, 106, 121, 107, 122, 108, 123, 109, 124, 110, 125, 111,
  126, 0,   0
2382 2383 2384 2385
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_16x32_neighbors[513 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454
  0,   0,   0,   0,   0,   0,   1,   1,   1,   16,  16,  16,  2,   2,   2,
  17,  17,  32,  32,  32,  3,   3,   3,   18,  18,  33,  33,  48,  48,  48,
  4,   4,   4,   19,  19,  34,  34,  49,  49,  64,  64,  64,  5,   5,   5,
  20,  20,  35,  35,  50,  50,  65,  65,  80,  80,  80,  6,   6,   6,   21,
  21,  36,  36,  51,  51,  66,  66,  81,  81,  96,  96,  96,  7,   7,   7,
  22,  22,  37,  37,  52,  52,  67,  67,  82,  82,  97,  97,  112, 112, 112,
  8,   8,   8,   23,  23,  38,  38,  53,  53,  68,  68,  83,  83,  98,  98,
  113, 113, 128, 128, 128, 9,   9,   9,   24,  24,  39,  39,  54,  54,  69,
  69,  84,  84,  99,  99,  114, 114, 129, 129, 144, 144, 144, 10,  10,  10,
  25,  25,  40,  40,  55,  55,  70,  70,  85,  85,  100, 100, 115, 115, 130,
  130, 145, 145, 160, 160, 160, 11,  11,  11,  26,  26,  41,  41,  56,  56,
  71,  71,  86,  86,  101, 101, 116, 116, 131, 131, 146, 146, 161, 161, 176,
  176, 176, 12,  12,  12,  27,  27,  42,  42,  57,  57,  72,  72,  87,  87,
  102, 102, 117, 117, 132, 132, 147, 147, 162, 162, 177, 177, 192, 192, 192,
  13,  13,  13,  28,  28,  43,  43,  58,  58,  73,  73,  88,  88,  103, 103,
  118, 118, 133, 133, 148, 148, 163, 163, 178, 178, 193, 193, 208, 208, 208,
  14,  14,  14,  29,  29,  44,  44,  59,  59,  74,  74,  89,  89,  104, 104,
  119, 119, 134, 134, 149, 149, 164, 164, 179, 179, 194, 194, 209, 209, 224,
  224, 224, 15,  30,  30,  45,  45,  60,  60,  75,  75,  90,  90,  105, 105,
  120, 120, 135, 135, 150, 150, 165, 165, 180, 180, 195, 195, 210, 210, 225,
  225, 240, 240, 240, 31,  46,  46,  61,  61,  76,  76,  91,  91,  106, 106,
  121, 121, 136, 136, 151, 151, 166, 166, 181, 181, 196, 196, 211, 211, 226,
  226, 241, 241, 256, 256, 256, 47,  62,  62,  77,  77,  92,  92,  107, 107,
  122, 122, 137, 137, 152, 152, 167, 167, 182, 182, 197, 197, 212, 212, 227,
  227, 242, 242, 257, 257, 272, 272, 272, 63,  78,  78,  93,  93,  108, 108,
  123, 123, 138, 138, 153, 153, 168, 168, 183, 183, 198, 198, 213, 213, 228,
  228, 243, 243, 258, 258, 273, 273, 288, 288, 288, 79,  94,  94,  109, 109,
  124, 124, 139, 139, 154, 154, 169, 169, 184, 184, 199, 199, 214, 214, 229,
  229, 244, 244, 259, 259, 274, 274, 289, 289, 304, 304, 304, 95,  110, 110,
  125, 125, 140, 140, 155, 155, 170, 170, 185, 185, 200, 200, 215, 215, 230,
  230, 245, 245, 260, 260, 275, 275, 290, 290, 305, 305, 320, 320, 320, 111,
  126, 126, 141, 141, 156, 156, 171, 171, 186, 186, 201, 201, 216, 216, 231,
  231, 246, 246, 261, 261, 276, 276, 291, 291, 306, 306, 321, 321, 336, 336,
  336, 127, 142, 142, 157, 157, 172, 172, 187, 187, 202, 202, 217, 217, 232,
  232, 247, 247, 262, 262, 277, 277, 292, 292, 307, 307, 322, 322, 337, 337,
  352, 352, 352, 143, 158, 158, 173, 173, 188, 188, 203, 203, 218, 218, 233,
  233, 248, 248, 263, 263, 278, 278, 293, 293, 308, 308, 323, 323, 338, 338,
  353, 353, 368, 368, 368, 159, 174, 174, 189, 189, 204, 204, 219, 219, 234,
  234, 249, 249, 264, 264, 279, 279, 294, 294, 309, 309, 324, 324, 339, 339,
  354, 354, 369, 369, 384, 384, 384, 175, 190, 190, 205, 205, 220, 220, 235,
  235, 250, 250, 265, 265, 280, 280, 295, 295, 310, 310, 325, 325, 340, 340,
  355, 355, 370, 370, 385, 385, 400, 400, 400, 191, 206, 206, 221, 221, 236,
  236, 251, 251, 266, 266, 281, 281, 296, 296, 311, 311, 326, 326, 341, 341,
  356, 356, 371, 371, 386, 386, 401, 401, 416, 416, 416, 207, 222, 222, 237,
  237, 252, 252, 267, 267, 282, 282, 297, 297, 312, 312, 327, 327, 342, 342,
  357, 357, 372, 372, 387, 387, 402, 402, 417, 417, 432, 432, 432, 223, 238,
  238, 253, 253, 268, 268, 283, 283, 298, 298, 313, 313, 328, 328, 343, 343,
  358, 358, 373, 373, 388, 388, 403, 403, 418, 418, 433, 433, 448, 448, 448,
  239, 254, 254, 269, 269, 284, 284, 299, 299, 314, 314, 329, 329, 344, 344,
  359, 359, 374, 374, 389, 389, 404, 404, 419, 419, 434, 434, 449, 449, 464,
  464, 464, 255, 270, 270, 285, 285, 300, 300, 315, 315, 330, 330, 345, 345,
  360, 360, 375, 375, 390, 390, 405, 405, 420, 420, 435, 435, 450, 450, 465,
  465, 480, 480, 480, 271, 286, 286, 301, 301, 316, 316, 331, 331, 346, 346,
  361, 361, 376, 376, 391, 391, 406, 406, 421, 421, 436, 436, 451, 451, 466,
  466, 481, 481, 496, 287, 302, 302, 317, 317, 332, 332, 347, 347, 362, 362,
  377, 377, 392, 392, 407, 407, 422, 422, 437, 437, 452, 452, 467, 467, 482,
  482, 497, 303, 318, 318, 333, 333, 348, 348, 363, 363, 378, 378, 393, 393,
  408, 408, 423, 423, 438, 438, 453, 453, 468, 468, 483, 483, 498, 319, 334,
  334, 349, 349, 364, 364, 379, 379, 394, 394, 409, 409, 424, 424, 439, 439,
  454, 454, 469, 469, 484, 484, 499, 335, 350, 350, 365, 365, 380, 380, 395,
  395, 410, 410, 425, 425, 440, 440, 455, 455, 470, 470, 485, 485, 500, 351,
  366, 366, 381, 381, 396, 396, 411, 411, 426, 426, 441, 441, 456, 456, 471,
  471, 486, 486, 501, 367, 382, 382, 397, 397, 412, 412, 427, 427, 442, 442,
  457, 457, 472, 472, 487, 487, 502, 383, 398, 398, 413, 413, 428, 428, 443,
  443, 458, 458, 473, 473, 488, 488, 503, 399, 414, 414, 429, 429, 444, 444,
  459, 459, 474, 474, 489, 489, 504, 415, 430, 430, 445, 445, 460, 460, 475,
  475, 490, 490, 505, 431, 446, 446, 461, 461, 476, 476, 491, 491, 506, 447,
  462, 462, 477, 477, 492, 492, 507, 463, 478, 478, 493, 493, 508, 479, 494,
  494, 509, 495, 510, 0,   0
2455 2456 2457 2458
};

DECLARE_ALIGNED(16, static const int16_t,
                default_scan_32x16_neighbors[513 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527
  0,   0,   0,   0,   0,   0,   1,   1,   1,   32,  32,  32,  2,   2,   2,
  33,  33,  64,  64,  64,  3,   3,   3,   34,  34,  65,  65,  96,  96,  96,
  4,   4,   4,   35,  35,  66,  66,  97,  97,  128, 128, 128, 5,   5,   5,
  36,  36,  67,  67,  98,  98,  129, 129, 160, 160, 160, 6,   6,   6,   37,
  37,  68,  68,  99,  99,  130, 130, 161, 161, 192, 192, 192, 7,   7,   7,
  38,  38,  69,  69,  100, 100, 131, 131, 162, 162, 193, 193, 224, 224, 224,
  8,   8,   8,   39,  39,  70,  70,  101, 101, 132, 132, 163, 163, 194, 194,
  225, 225, 256, 256, 256, 9,   9,   9,   40,  40,  71,  71,  102, 102, 133,
  133, 164, 164, 195, 195, 226, 226, 257, 257, 288, 288, 288, 10,  10,  10,
  41,  41,  72,  72,  103, 103, 134, 134, 165, 165, 196, 196, 227, 227, 258,
  258, 289, 289, 320, 320, 320, 11,  11,  11,  42,  42,  73,  73,  104, 104,
  135, 135, 166, 166, 197, 197, 228, 228, 259, 259, 290, 290, 321, 321, 352,
  352, 352, 12,  12,  12,  43,  43,  74,  74,  105, 105, 136, 136, 167, 167,
  198, 198, 229, 229, 260, 260, 291, 291, 322, 322, 353, 353, 384, 384, 384,
  13,  13,  13,  44,  44,  75,  75,  106, 106, 137, 137, 168, 168, 199, 199,
  230, 230, 261, 261, 292, 292, 323, 323, 354, 354, 385, 385, 416, 416, 416,
  14,  14,  14,  45,  45,  76,  76,  107, 107, 138, 138, 169, 169, 200, 200,
  231, 231, 262, 262, 293, 293, 324, 324, 355, 355, 386, 386, 417, 417, 448,
  448, 448, 15,  15,  15,  46,  46,  77,  77,  108, 108, 139, 139, 170, 170,
  201, 201, 232, 232, 263, 263, 294, 294, 325, 325, 356, 356, 387, 387, 418,
  418, 449, 449, 480, 16,  16,  16,  47,  47,  78,  78,  109, 109, 140, 140,
  171, 171, 202, 202, 233, 233, 264, 264, 295, 295, 326, 326, 357, 357, 388,
  388, 419, 419, 450, 450, 481, 17,  17,  17,  48,  48,  79,  79,  110, 110,
  141, 141, 172, 172, 203, 203, 234, 234, 265, 265, 296, 296, 327, 327, 358,
  358, 389, 389, 420, 420, 451, 451, 482, 18,  18,  18,  49,  49,  80,  80,
  111, 111, 142, 142, 173, 173, 204, 204, 235, 235, 266, 266, 297, 297, 328,
  328, 359, 359, 390, 390, 421, 421, 452, 452, 483, 19,  19,  19,  50,  50,
  81,  81,  112, 112, 143, 143, 174, 174, 205, 205, 236, 236, 267, 267, 298,
  298, 329, 329, 360, 360, 391, 391, 422, 422, 453, 453, 484, 20,  20,  20,
  51,  51,  82,  82,  113, 113, 144, 144, 175, 175, 206, 206, 237, 237, 268,
  268, 299, 299, 330, 330, 361, 361, 392, 392, 423, 423, 454, 454, 485, 21,
  21,  21,  52,  52,  83,  83,  114, 114, 145, 145, 176, 176, 207, 207, 238,
  238, 269, 269, 300, 300, 331, 331, 362, 362, 393, 393, 424, 424, 455, 455,
  486, 22,  22,  22,  53,  53,  84,  84,  115, 115, 146, 146, 177, 177, 208,
  208, 239, 239, 270, 270, 301, 301, 332, 332, 363, 363, 394, 394, 425, 425,
  456, 456, 487, 23,  23,  23,  54,  54,  85,  85,  116, 116, 147, 147, 178,
  178, 209, 209, 240, 240, 271, 271, 302, 302, 333, 333, 364, 364, 395, 395,
  426, 426, 457, 457, 488, 24,  24,  24,  55,  55,  86,  86,  117, 117, 148,
  148, 179, 179, 210, 210, 241, 241, 272, 272, 303, 303, 334, 334, 365, 365,
  396, 396, 427, 427, 458, 458, 489, 25,  25,  25,  56,  56,  87,  87,  118,
  118, 149, 149, 180, 180, 211, 211, 242, 242, 273, 273, 304, 304, 335, 335,
  366, 366, 397, 397, 428, 428, 459, 459, 490, 26,  26,  26,  57,  57,  88,
  88,  119, 119, 150, 150, 181, 181, 212, 212, 243, 243, 274, 274, 305, 305,
  336, 336, 367, 367, 398, 398, 429, 429, 460, 460, 491, 27,  27,  27,  58,
  58,  89,  89,  120, 120, 151, 151, 182, 182, 213, 213, 244, 244, 275, 275,
  306, 306, 337, 337, 368, 368, 399, 399, 430, 430, 461, 461, 492, 28,  28,
  28,  59,  59,  90,  90,  121, 121, 152, 152, 183, 183, 214, 214, 245, 245,
  276, 276, 307, 307, 338, 338, 369, 369, 400, 400, 431, 431, 462, 462, 493,
  29,  29,  29,  60,  60,  91,  91,  122, 122, 153, 153, 184, 184, 215, 215,
  246, 246, 277, 277, 308, 308, 339, 339, 370, 370, 401, 401, 432, 432, 463,
  463, 494, 30,  30,  30,  61,  61,  92,  92,  123, 123, 154, 154, 185, 185,
  216, 216, 247, 247, 278, 278, 309, 309, 340, 340, 371, 371, 402, 402, 433,
  433, 464, 464, 495, 31,  62,  62,  93,  93,  124, 124, 155, 155, 186, 186,
  217, 217, 248, 248, 279, 279, 310, 310, 341, 341, 372, 372, 403, 403, 434,
  434, 465, 465, 496, 63,  94,  94,  125, 125, 156, 156, 187, 187, 218, 218,
  249, 249, 280, 280, 311, 311, 342, 342, 373, 373, 404, 404, 435, 435, 466,
  466, 497, 95,  126, 126, 157, 157, 188, 188, 219, 219, 250, 250, 281, 281,
  312, 312, 343, 343, 374, 374, 405, 405, 436, 436, 467, 467, 498, 127, 158,
  158, 189, 189, 220, 220, 251, 251, 282, 282, 313, 313, 344, 344, 375, 375,
  406, 406, 437, 437, 468, 468, 499, 159, 190, 190, 221, 221, 252, 252, 283,
  283, 314, 314, 345, 345, 376, 376, 407, 407, 438, 438, 469, 469, 500, 191,
  222, 222, 253, 253, 284, 284, 315, 315, 346, 346, 377, 377, 408, 408, 439,
  439, 470, 470, 501, 223, 254, 254, 285, 285, 316, 316, 347, 347, 378, 378,
  409, 409, 440, 440, 471, 471, 502, 255, 286, 286, 317, 317, 348, 348, 379,
  379, 410, 410, 441, 441, 472, 472, 503, 287, 318, 318, 349, 349, 380, 380,
  411, 411, 442, 442, 473, 473, 504, 319, 350, 350, 381, 381, 412, 412, 443,
  443, 474, 474, 505, 351, 382, 382, 413, 413, 444, 444, 475, 475, 506, 383,
  414, 414, 445, 445, 476, 476, 507, 415, 446, 446, 477, 477, 508, 447, 478,
  478, 509, 479, 510, 0,   0
2528 2529 2530 2531
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_16x32_neighbors[513 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600
  0,   0,   0,   0,   16,  16,  32,  32,  48,  48,  64,  64,  80,  80,  96,
  96,  112, 112, 128, 128, 144, 144, 160, 160, 176, 176, 192, 192, 208, 208,
  224, 224, 240, 240, 256, 256, 272, 272, 288, 288, 304, 304, 320, 320, 336,
  336, 352, 352, 368, 368, 384, 384, 400, 400, 416, 416, 432, 432, 448, 448,
  464, 464, 480, 480, 0,   0,   1,   16,  17,  32,  33,  48,  49,  64,  65,
  80,  81,  96,  97,  112, 113, 128, 129, 144, 145, 160, 161, 176, 177, 192,
  193, 208, 209, 224, 225, 240, 241, 256, 257, 272, 273, 288, 289, 304, 305,
  320, 321, 336, 337, 352, 353, 368, 369, 384, 385, 400, 401, 416, 417, 432,
  433, 448, 449, 464, 465, 480, 481, 496, 1,   1,   2,   17,  18,  33,  34,
  49,  50,  65,  66,  81,  82,  97,  98,  113, 114, 129, 130, 145, 146, 161,
  162, 177, 178, 193, 194, 209, 210, 225, 226, 241, 242, 257, 258, 273, 274,
  289, 290, 305, 306, 321, 322, 337, 338, 353, 354, 369, 370, 385, 386, 401,
  402, 417, 418, 433, 434, 449, 450, 465, 466, 481, 482, 497, 2,   2,   3,
  18,  19,  34,  35,  50,  51,  66,  67,  82,  83,  98,  99,  114, 115, 130,
  131, 146, 147, 162, 163, 178, 179, 194, 195, 210, 211, 226, 227, 242, 243,
  258, 259, 274, 275, 290, 291, 306, 307, 322, 323, 338, 339, 354, 355, 370,
  371, 386, 387, 402, 403, 418, 419, 434, 435, 450, 451, 466, 467, 482, 483,
  498, 3,   3,   4,   19,  20,  35,  36,  51,  52,  67,  68,  83,  84,  99,
  100, 115, 116, 131, 132, 147, 148, 163, 164, 179, 180, 195, 196, 211, 212,
  227, 228, 243, 244, 259, 260, 275, 276, 291, 292, 307, 308, 323, 324, 339,
  340, 355, 356, 371, 372, 387, 388, 403, 404, 419, 420, 435, 436, 451, 452,
  467, 468, 483, 484, 499, 4,   4,   5,   20,  21,  36,  37,  52,  53,  68,
  69,  84,  85,  100, 101, 116, 117, 132, 133, 148, 149, 164, 165, 180, 181,
  196, 197, 212, 213, 228, 229, 244, 245, 260, 261, 276, 277, 292, 293, 308,
  309, 324, 325, 340, 341, 356, 357, 372, 373, 388, 389, 404, 405, 420, 421,
  436, 437, 452, 453, 468, 469, 484, 485, 500, 5,   5,   6,   21,  22,  37,
  38,  53,  54,  69,  70,  85,  86,  101, 102, 117, 118, 133, 134, 149, 150,
  165, 166, 181, 182, 197, 198, 213, 214, 229, 230, 245, 246, 261, 262, 277,
  278, 293, 294, 309, 310, 325, 326, 341, 342, 357, 358, 373, 374, 389, 390,
  405, 406, 421, 422, 437, 438, 453, 454, 469, 470, 485, 486, 501, 6,   6,
  7,   22,  23,  38,  39,  54,  55,  70,  71,  86,  87,  102, 103, 118, 119,
  134, 135, 150, 151, 166, 167, 182, 183, 198, 199, 214, 215, 230, 231, 246,
  247, 262, 263, 278, 279, 294, 295, 310, 311, 326, 327, 342, 343, 358, 359,
  374, 375, 390, 391, 406, 407, 422, 423, 438, 439, 454, 455, 470, 471, 486,
  487, 502, 7,   7,   8,   23,  24,  39,  40,  55,  56,  71,  72,  87,  88,
  103, 104, 119, 120, 135, 136, 151, 152, 167, 168, 183, 184, 199, 200, 215,
  216, 231, 232, 247, 248, 263, 264, 279, 280, 295, 296, 311, 312, 327, 328,
  343, 344, 359, 360, 375, 376, 391, 392, 407, 408, 423, 424, 439, 440, 455,
  456, 471, 472, 487, 488, 503, 8,   8,   9,   24,  25,  40,  41,  56,  57,
  72,  73,  88,  89,  104, 105, 120, 121, 136, 137, 152, 153, 168, 169, 184,
  185, 200, 201, 216, 217, 232, 233, 248, 249, 264, 265, 280, 281, 296, 297,
  312, 313, 328, 329, 344, 345, 360, 361, 376, 377, 392, 393, 408, 409, 424,
  425, 440, 441, 456, 457, 472, 473, 488, 489, 504, 9,   9,   10,  25,  26,
  41,  42,  57,  58,  73,  74,  89,  90,  105, 106, 121, 122, 137, 138, 153,
  154, 169, 170, 185, 186, 201, 202, 217, 218, 233, 234, 249, 250, 265, 266,
  281, 282, 297, 298, 313, 314, 329, 330, 345, 346, 361, 362, 377, 378, 393,
  394, 409, 410, 425, 426, 441, 442, 457, 458, 473, 474, 489, 490, 505, 10,
  10,  11,  26,  27,  42,  43,  58,  59,  74,  75,  90,  91,  106, 107, 122,
  123, 138, 139, 154, 155, 170, 171, 186, 187, 202, 203, 218, 219, 234, 235,
  250, 251, 266, 267, 282, 283, 298, 299, 314, 315, 330, 331, 346, 347, 362,
  363, 378, 379, 394, 395, 410, 411, 426, 427, 442, 443, 458, 459, 474, 475,
  490, 491, 506, 11,  11,  12,  27,  28,  43,  44,  59,  60,  75,  76,  91,
  92,  107, 108, 123, 124, 139, 140, 155, 156, 171, 172, 187, 188, 203, 204,
  219, 220, 235, 236, 251, 252, 267, 268, 283, 284, 299, 300, 315, 316, 331,
  332, 347, 348, 363, 364, 379, 380, 395, 396, 411, 412, 427, 428, 443, 444,
  459, 460, 475, 476, 491, 492, 507, 12,  12,  13,  28,  29,  44,  45,  60,
  61,  76,  77,  92,  93,  108, 109, 124, 125, 140, 141, 156, 157, 172, 173,
  188, 189, 204, 205, 220, 221, 236, 237, 252, 253, 268, 269, 284, 285, 300,
  301, 316, 317, 332, 333, 348, 349, 364, 365, 380, 381, 396, 397, 412, 413,
  428, 429, 444, 445, 460, 461, 476, 477, 492, 493, 508, 13,  13,  14,  29,
  30,  45,  46,  61,  62,  77,  78,  93,  94,  109, 110, 125, 126, 141, 142,
  157, 158, 173, 174, 189, 190, 205, 206, 221, 222, 237, 238, 253, 254, 269,
  270, 285, 286, 301, 302, 317, 318, 333, 334, 349, 350, 365, 366, 381, 382,
  397, 398, 413, 414, 429, 430, 445, 446, 461, 462, 477, 478, 493, 494, 509,
  14,  14,  15,  30,  31,  46,  47,  62,  63,  78,  79,  94,  95,  110, 111,
  126, 127, 142, 143, 158, 159, 174, 175, 190, 191, 206, 207, 222, 223, 238,
  239, 254, 255, 270, 271, 286, 287, 302, 303, 318, 319, 334, 335, 350, 351,
  366, 367, 382, 383, 398, 399, 414, 415, 430, 431, 446, 447, 462, 463, 478,
  479, 494, 495, 510, 0,   0
2601 2602 2603 2604
};

DECLARE_ALIGNED(16, static const int16_t,
                mcol_scan_32x16_neighbors[513 * MAX_NEIGHBORS]) = {
clang-format's avatar
clang-format committed
2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673
  0,   0,   0,   0,   32,  32,  64,  64,  96,  96,  128, 128, 160, 160, 192,
  192, 224, 224, 256, 256, 288, 288, 320, 320, 352, 352, 384, 384, 416, 416,
  448, 448, 0,   0,   1,   32,  33,  64,  65,  96,  97,  128, 129, 160, 161,
  192, 193, 224, 225, 256, 257, 288, 289, 320, 321, 352, 353, 384, 385, 416,
  417, 448, 449, 480, 1,   1,   2,   33,  34,  65,  66,  97,  98,  129, 130,
  161, 162, 193, 194, 225, 226, 257, 258, 289, 290, 321, 322, 353, 354, 385,
  386, 417, 418, 449, 450, 481, 2,   2,   3,   34,  35,  66,  67,  98,  99,
  130, 131, 162, 163, 194, 195, 226, 227, 258, 259, 290, 291, 322, 323, 354,
  355, 386, 387, 418, 419, 450, 451, 482, 3,   3,   4,   35,  36,  67,  68,
  99,  100, 131, 132, 163, 164, 195, 196, 227, 228, 259, 260, 291, 292, 323,
  324, 355, 356, 387, 388, 419, 420, 451, 452, 483, 4,   4,   5,   36,  37,
  68,  69,  100, 101, 132, 133, 164, 165, 196, 197, 228, 229, 260, 261, 292,
  293, 324, 325, 356, 357, 388, 389, 420, 421, 452, 453, 484, 5,   5,   6,
  37,  38,  69,  70,  101, 102, 133, 134, 165, 166, 197, 198, 229, 230, 261,
  262, 293, 294, 325, 326, 357, 358, 389, 390, 421, 422, 453, 454, 485, 6,
  6,   7,   38,  39,  70,  71,  102, 103, 134, 135, 166, 167, 198, 199, 230,
  231, 262, 263, 294, 295, 326, 327, 358, 359, 390, 391, 422, 423, 454, 455,
  486, 7,   7,   8,   39,  40,  71,  72,  103, 104, 135, 136, 167, 168, 199,
  200, 231, 232, 263, 264, 295, 296, 327, 328, 359, 360, 391, 392, 423, 424,
  455, 456, 487, 8,   8,   9,   40,  41,  72,  73,  104, 105, 136, 137, 168,
  169, 200, 201, 232, 233, 264, 265, 296, 297, 328, 329, 360, 361, 392, 393,
  424, 425, 456, 457, 488, 9,   9,   10,  41,  42,  73,  74,  105, 106, 137,
  138, 169, 170, 201, 202, 233, 234, 265, 266, 297, 298, 329, 330, 361, 362,
  393, 394, 425, 426, 457, 458, 489, 10,  10,  11,  42,  43,  74,  75,  106,
  107, 138, 139, 170, 171, 202, 203, 234, 235, 266, 267, 298, 299, 330, 331,
  362, 363, 394, 395, 426, 427, 458, 459, 490, 11,  11,  12,  43,  44,  75,
  76,  107, 108, 139, 140, 171, 172, 203, 204, 235, 236, 267, 268, 299, 300,
  331, 332, 363, 364, 395, 396, 427, 428, 459, 460, 491, 12,  12,  13,  44,
  45,  76,  77,  108, 109, 140, 141, 172, 173, 204, 205, 236, 237, 268, 269,
  300, 301, 332, 333, 364, 365, 396, 397, 428, 429, 460, 461, 492, 13,  13,
  14,  45,  46,  77,  78,  109, 110, 141, 142, 173, 174, 205, 206, 237, 238,
  269, 270, 301, 302, 333, 334, 365, 366, 397, 398, 429, 430, 461, 462, 493,
  14,  14,  15,  46,  47,  78,  79,  110, 111, 142, 143, 174, 175, 206, 207,
  238, 239, 270, 271, 302, 303, 334, 335, 366, 367, 398, 399, 430, 431, 462,
  463, 494, 15,  15,  16,  47,  48,  79,  80,  111, 112, 143, 144, 175, 176,
  207, 208, 239, 240, 271, 272, 303, 304, 335, 336, 367, 368, 399, 400, 431,
  432, 463, 464, 495, 16,  16,  17,  48,  49,  80,  81,  112, 113, 144, 145,
  176, 177, 208, 209, 240, 241, 272, 273, 304, 305, 336, 337, 368, 369, 400,
  401, 432, 433, 464, 465, 496, 17,  17,  18,  49,  50,  81,  82,  113, 114,
  145, 146, 177, 178, 209, 210, 241, 242, 273, 274, 305, 306, 337, 338, 369,
  370, 401, 402, 433, 434, 465, 466, 497, 18,  18,  19,  50,  51,  82,  83,
  114, 115, 146, 147, 178, 179, 210, 211, 242, 243, 274, 275, 306, 307, 338,
  339, 370, 371, 402, 403, 434, 435, 466, 467, 498, 19,  19,  20,  51,  52,
  83,  84,  115, 116, 147, 148, 179, 180, 211, 212, 243, 244, 275, 276, 307,
  308, 339, 340, 371, 372, 403, 404, 435, 436, 467, 468, 499, 20,  20,  21,
  52,  53,  84,  85,  116, 117, 148, 149, 180, 181, 212, 213, 244, 245, 276,
  277, 308, 309, 340, 341, 372, 373, 404, 405, 436, 437, 468, 469, 500, 21,
  21,  22,  53,  54,  85,  86,  117, 118, 149, 150, 181, 182, 213, 214, 245,
  246, 277, 278, 309, 310, 341, 342, 373, 374, 405, 406, 437, 438, 469, 470,
  501, 22,  22,  23,  54,  55,  86,  87,  118, 119, 150, 151, 182, 183, 214,
  215, 246, 247, 278, 279, 310, 311, 342, 343, 374, 375, 406, 407, 438, 439,
  470, 471, 502, 23,  23,  24,  55,  56,  87,  88,  119, 120, 151, 152, 183,
  184, 215, 216, 247, 248, 279, 280, 311, 312, 343, 344, 375, 376, 407, 408,
  439, 440, 471, 472, 503, 24,  24,  25,  56,  57,  88,  89,  120, 121, 152,
  153, 184, 185, 216, 217, 248, 249, 280, 281, 312, 313, 344, 345, 376, 377,
  408, 409, 440, 441, 472, 473, 504, 25,  25,  26,  57,  58,  89,  90,  121,
  122, 153, 154, 185, 186, 217, 218, 249, 250, 281, 282, 313, 314, 345, 346,
  377, 378, 409, 410, 441, 442, 473, 474, 505, 26,  26,  27,  58,  59,  90,
  91,  122, 123, 154, 155, 186, 187, 218, 219, 250, 251, 282, 283, 314, 315,
  346, 347, 378, 379, 410, 411, 442, 443, 474, 475, 506, 27,  27,  28,  59,
  60,  91,  92,  123, 124, 155, 156, 187, 188, 219, 220, 251, 252, 283, 284,
  315, 316, 347, 348, 379, 380, 411, 412, 443, 444, 475, 476, 507, 28,  28,
  29,  60,  61,  92,  93,  124, 125, 156, 157, 188, 189, 220, 221, 252, 253,
  284, 285, 316, 317, 348, 349, 380, 381, 412, 413, 444, 445, 476, 477, 508,
  29,  29,  30,  61,  62,  93,  94,  125, 126, 157, 158, 189, 190, 221, 222,
  253, 254, 285, 286, 317, 318, 349, 350, 381, 382, 413, 414, 445, 446, 477,
  478, 509, 30,  30,  31,  62,  63,  94,  95,  126, 127, 158, 159, 190, 191,
  222, 223, 254, 255, 286, 287, 318, 319, 350, 351, 382, 383, 414, 415, 446,
  447, 478, 479, 510, 0,   0
2674 2675 2676 2677
};

DECLARE_ALIGNED(16, static const int16_t,
                mrow_scan_16x32_neighbors[513 * MAX_NEIGHBORS]) = {