entropymode.c 252 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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 */

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#include "aom_mem/aom_mem.h"
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#include "av1/common/reconinter.h"
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#include "av1/common/scan.h"
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#include "av1/common/onyxc_int.h"
#include "av1/common/seg_common.h"
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#if CONFIG_LV_MAP
const aom_prob default_txb_skip[TX_SIZES][TXB_SKIP_CONTEXTS] = {
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#if CONFIG_CHROMA_2X2
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  { 252, 71, 126, 184, 178, 218, 251, 49, 133, 221, 27, 92, 197 },
#endif
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  { 252, 71, 126, 184, 178, 218, 251, 49, 133, 221, 27, 92, 197 },
  { 252, 71, 126, 184, 178, 218, 251, 49, 133, 221, 27, 92, 197 },
  { 252, 71, 126, 184, 178, 218, 251, 49, 133, 221, 27, 92, 197 },
  { 252, 71, 126, 184, 178, 218, 251, 49, 133, 221, 27, 92, 197 },
};
const aom_prob default_dc_sign[PLANE_TYPES][DC_SIGN_CONTEXTS] = {
  { 125, 102, 147 }, { 119, 101, 135 },
};

const aom_prob default_coeff_base
    [TX_SIZES][PLANE_TYPES][NUM_BASE_LEVELS][COEFF_BASE_CONTEXTS] = {
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#if CONFIG_CHROMA_2X2
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      { // TX_2X2
        {
            { 73,  128, 131, 204, 165, 226, 169, 236, 18,  128, 51,
              153, 97,  179, 123, 201, 145, 226, 20,  128, 59,  153,
              107, 181, 129, 201, 142, 226, 3,   128, 19,  99,  46,
              135, 92,  166, 129, 190, 157, 217, 128, 128 },

            { 128, 128, 178, 218, 192, 236, 186, 243, 55,  128, 110,
              183, 151, 205, 168, 221, 180, 238, 65,  128, 116, 178,
              157, 206, 172, 222, 183, 238, 24,  128, 65,  127, 104,
              164, 154, 195, 187, 216, 205, 230, 128, 128 },
        },
        {
            { 73,  128, 131, 204, 165, 226, 169, 236, 18,  128, 51,
              153, 97,  179, 123, 201, 145, 226, 20,  128, 59,  153,
              107, 181, 129, 201, 142, 226, 3,   128, 19,  99,  46,
              135, 92,  166, 129, 190, 157, 217, 128, 128 },

            { 128, 128, 178, 218, 192, 236, 186, 243, 55,  128, 110,
              183, 151, 205, 168, 221, 180, 238, 65,  128, 116, 178,
              157, 206, 172, 222, 183, 238, 24,  128, 65,  127, 104,
              164, 154, 195, 187, 216, 205, 230, 128, 128 },
        } },
#endif
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      { // TX_4X4
        {
            // PLANE_Y
            { 73,  128, 131, 204, 165, 226, 169, 236, 18,  128, 51,
              153, 97,  179, 123, 201, 145, 226, 20,  128, 59,  153,
              107, 181, 129, 201, 142, 226, 3,   128, 19,  99,  46,
              135, 92,  166, 129, 190, 157, 217, 128, 128 },

            { 128, 128, 178, 218, 192, 236, 186, 243, 55,  128, 110,
              183, 151, 205, 168, 221, 180, 238, 65,  128, 116, 178,
              157, 206, 172, 222, 183, 238, 24,  128, 65,  127, 104,
              164, 154, 195, 187, 216, 205, 230, 128, 128 },
        },
        {
            // PLANE_UV
            { 47,  128, 100, 176, 140, 207, 150, 223, 11,  128, 35,
              133, 79,  165, 115, 186, 129, 210, 8,   128, 30,  114,
              80,  159, 116, 187, 146, 214, 2,   128, 9,   59,  28,
              86,  71,  131, 117, 165, 149, 188, 128, 128 },

            { 83,  128, 152, 205, 168, 227, 192, 238, 42,  128, 92,
              169, 138, 193, 165, 209, 128, 206, 36,  128, 86,  159,
              141, 198, 181, 213, 102, 223, 18,  128, 50,  132, 90,
              144, 141, 169, 180, 191, 128, 217, 128, 128 },
        } },
      {
          // TX_8X8
          {
              // PLANE_Y
              { 82,  128, 143, 203, 177, 225, 186, 237, 7,   128, 37,
                109, 78,  151, 110, 182, 139, 213, 25,  128, 51,  115,
                86,  146, 111, 175, 125, 205, 3,   128, 12,  55,  32,
                78,  63,  111, 96,  148, 123, 185, 146, 206 },

              { 136, 128, 182, 220, 201, 236, 205, 243, 46,  128, 101,
                164, 147, 194, 170, 218, 177, 234, 62,  128, 104, 146,
                143, 183, 165, 207, 183, 228, 30,  128, 60,  95,  95,
                128, 135, 163, 166, 196, 175, 219, 192, 231 },
          },
          {
              // PLANE_UV
              { 47,  128, 112, 189, 164, 202, 163, 218, 8,   128, 32,
                110, 68,  151, 102, 179, 134, 195, 5,   128, 22,  76,
                54,  103, 80,  146, 101, 182, 1,   128, 5,   39,  17,
                53,  46,  93,  79,  127, 112, 161, 64,  195 },

              { 90,  128, 156, 210, 183, 225, 128, 236, 39,  128, 98,
                164, 146, 201, 209, 219, 171, 208, 32,  128, 68,  123,
                119, 169, 154, 184, 128, 213, 15,  128, 38,  111, 83,
                112, 120, 163, 180, 170, 154, 213, 128, 205 },
          },
      },

      {
          // TX_16X16
          {
              // PLANE_Y
              { 96,  128, 169, 218, 208, 233, 187, 244, 10,  128, 34,
                101, 82,  153, 113, 184, 137, 212, 6,   128, 34,  104,
                81,  145, 109, 176, 147, 202, 1,   128, 3,   43,  15,
                53,  43,  89,  79,  129, 108, 168, 110, 194 },

              { 156, 128, 206, 232, 218, 240, 128, 251, 39,  128, 108,
                161, 156, 202, 187, 216, 179, 234, 40,  128, 103, 152,
                144, 185, 159, 208, 205, 227, 14,  128, 39,  84,  76,
                110, 121, 151, 157, 187, 201, 206, 64,  216 },
          },
          {
              // PLANE_UV
              { 42, 128, 139, 211, 180, 230, 199, 238, 3,   128, 32,
                96, 69,  145, 102, 186, 117, 212, 4,   128, 25,  72,
                55, 111, 81,  159, 116, 198, 1,   128, 4,   22,  16,
                34, 35,  68,  63,  116, 89,  165, 102, 199 },

              { 135, 128, 193, 227, 182, 239, 128, 246, 42,  128, 115,
                156, 146, 203, 188, 216, 128, 229, 32,  128, 82,  127,
                120, 178, 165, 203, 213, 229, 11,  128, 32,  73,  79,
                111, 129, 158, 162, 187, 156, 209, 85,  222 },
          },
      },

      {
          // TX_32X32
          {
              // PLANE_Y
              { 97,  128, 163, 232, 191, 246, 219, 252, 3,   128, 41,
                108, 91,  147, 104, 183, 118, 225, 6,   128, 45,  91,
                83,  125, 92,  160, 99,  215, 1,   128, 11,  36,  28,
                46,  43,  59,  57,  86,  73,  145, 91,  210 },

              { 127, 128, 201, 239, 247, 248, 128, 254, 40,  128, 103,
                152, 158, 199, 186, 225, 181, 242, 38,  128, 92,  112,
                146, 189, 162, 217, 112, 239, 17,  128, 30,  47,  63,
                89,  113, 146, 147, 187, 168, 217, 150, 233 },
          },
          {
              // PLANE_UV
              { 65,  128, 155, 223, 166, 235, 154, 244, 15,  128, 57,
                154, 110, 199, 159, 224, 149, 239, 9,   128, 57,  140,
                97,  185, 148, 218, 176, 236, 1,   128, 3,   43,  19,
                42,  64,  98,  117, 167, 154, 199, 128, 158 },

              { 130, 128, 189, 231, 171, 247, 128, 246, 63,  128, 132,
                222, 186, 224, 199, 244, 128, 247, 55,  128, 113, 211,
                164, 230, 225, 243, 128, 239, 7,   128, 31,  102, 106,
                138, 147, 183, 171, 223, 171, 224, 128, 128 },
          },
      },
    };

const aom_prob default_nz_map[TX_SIZES][PLANE_TYPES][SIG_COEF_CONTEXTS] = {
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#if CONFIG_CHROMA_2X2
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  {
      { 34, 103, 61, 106, 62,  160, 112, 54, 173, 121,
        75, 157, 92, 75,  157, 129, 94,  65, 52,  37 },
      { 52,  124, 84,  136, 107, 197, 161, 82, 183, 151,
        109, 153, 140, 103, 152, 134, 109, 81, 69,  50 },
  },
#endif
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  {
      { 34, 103, 61, 106, 62,  160, 112, 54, 173, 121,
        75, 157, 92, 75,  157, 129, 94,  65, 52,  37 },
      { 52,  124, 84,  136, 107, 197, 161, 82, 183, 151,
        109, 153, 140, 103, 152, 134, 109, 81, 69,  50 },
  },
  {
      { 34, 127, 74,  124, 74,  204, 153, 76,  226, 162,
        92, 207, 126, 91,  227, 192, 149, 108, 85,  55 },
      { 43,  136, 115, 158, 130, 212, 187, 112, 231, 180,
        130, 202, 164, 130, 236, 204, 168, 139, 112, 114 },
  },
  {
      { 25,  117, 70,  120, 77,  215, 171, 102, 234, 156,
        105, 235, 155, 109, 247, 220, 176, 127, 92,  72 },
      { 24,  88,  49,  100, 62,  202, 148, 62,  237, 178,
        102, 233, 168, 105, 244, 198, 162, 127, 103, 71 },
  },
  {
      { 11, 54,  17,  69, 26,  128, 125, 56,  232, 130,
        60, 237, 121, 66, 250, 168, 134, 114, 93,  53 },
      { 21, 52,  32,  95,  64,  171, 152, 70,  247, 159,
        81, 252, 177, 100, 252, 221, 192, 143, 195, 146 },
  },
};
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const aom_prob default_eob_flag[TX_SIZES][PLANE_TYPES][EOB_COEF_CONTEXTS] = {
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  {
      { 229, 236, 231, 222, 239, 236, 214, 201, 236, 226, 195, 134, 228,
        210, 150, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
      { 182, 186, 172, 176, 207, 213, 152, 122, 187, 171, 131, 65, 170,
        134, 101, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
  },
#endif
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  {
      { 229, 236, 231, 222, 239, 236, 214, 201, 236, 226, 195, 134, 228,
        210, 150, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
      { 182, 186, 172, 176, 207, 213, 152, 122, 187, 171, 131, 65, 170,
        134, 101, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128 },
  },
  {
      { 225, 234, 244, 236, 205, 242, 246, 247, 246, 234, 191, 242, 237,
        215, 142, 224, 206, 142, 73,  128, 128, 128, 128, 128, 128 },
      { 154, 171, 187, 175, 62,  199, 202, 206, 215, 200, 111, 197, 199,
        174, 100, 135, 105, 104, 45,  128, 128, 128, 128, 128, 128 },
  },
  {
      { 180, 213, 216, 229, 233, 232, 240, 235, 220, 178, 239, 238, 225,
        187, 229, 214, 226, 200, 183, 141, 158, 179, 128, 128, 128 },
      { 190, 225, 234, 248, 249, 248, 253, 251, 232, 110, 254, 252, 236,
        57,  253, 248, 232, 85,  244, 189, 112, 64,  128, 128, 128 },
  },
  {
      { 248, 224, 246, 244, 239, 245, 251, 246, 251, 255, 255, 255, 249,
        255, 255, 255, 229, 255, 255, 255, 228, 255, 255, 247, 137 },
      { 204, 207, 233, 215, 193, 228, 239, 221, 227, 250, 236, 207, 135,
        236, 186, 182, 57,  209, 140, 128, 85,  184, 110, 128, 128 },
  },
};
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const aom_prob default_coeff_lps[TX_SIZES][PLANE_TYPES][LEVEL_CONTEXTS] = {
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  {
      { 164, 128, 134, 165, 128, 137, 168, 128, 97,  136, 167, 128,
        182, 205, 143, 172, 200, 145, 173, 193, 103, 137, 170, 191,
        198, 214, 162, 187, 209, 162, 187, 207, 128, 156, 183, 201,
        219, 230, 204, 210, 225, 201, 209, 225, 187, 190, 203, 214 },
      { 106, 128, 98,  126, 128, 87,  122, 128, 54,  89,  131, 128,
        142, 180, 123, 154, 189, 115, 149, 175, 79,  115, 157, 182,
        175, 197, 147, 174, 199, 145, 174, 201, 89,  135, 173, 194,
        212, 222, 206, 203, 223, 188, 201, 220, 128, 144, 202, 206 },
  },
#endif
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  {
      { 164, 128, 134, 165, 128, 137, 168, 128, 97,  136, 167, 128,
        182, 205, 143, 172, 200, 145, 173, 193, 103, 137, 170, 191,
        198, 214, 162, 187, 209, 162, 187, 207, 128, 156, 183, 201,
        219, 230, 204, 210, 225, 201, 209, 225, 187, 190, 203, 214 },
      { 106, 128, 98,  126, 128, 87,  122, 128, 54,  89,  131, 128,
        142, 180, 123, 154, 189, 115, 149, 175, 79,  115, 157, 182,
        175, 197, 147, 174, 199, 145, 174, 201, 89,  135, 173, 194,
        212, 222, 206, 203, 223, 188, 201, 220, 128, 144, 202, 206 },
  },
  {
      { 171, 128, 123, 169, 128, 121, 165, 128, 82,  125, 168, 128,
        191, 213, 143, 177, 199, 136, 170, 194, 95,  135, 171, 195,
        206, 222, 166, 191, 212, 154, 184, 207, 115, 149, 180, 204,
        223, 237, 196, 215, 231, 186, 209, 228, 158, 178, 201, 222 },
      { 115, 128, 115, 146, 128, 91,  147, 128, 55,  93,  139, 128,
        147, 190, 141, 176, 201, 123, 156, 173, 68,  114, 156, 195,
        186, 205, 153, 191, 214, 141, 179, 205, 107, 132, 166, 184,
        215, 225, 200, 212, 230, 102, 207, 222, 128, 119, 200, 212 },
  },
  {
      { 185, 128, 134, 198, 128, 128, 195, 128, 58,  110, 162, 128,
        208, 227, 154, 196, 206, 144, 188, 209, 83,  130, 168, 198,
        219, 232, 167, 205, 222, 158, 196, 216, 107, 143, 178, 204,
        233, 244, 202, 226, 238, 191, 217, 234, 153, 178, 200, 223 },
      { 160, 128, 154, 197, 128, 129, 178, 128, 53,  112, 157, 128,
        185, 214, 169, 196, 221, 134, 179, 186, 82,  131, 168, 194,
        204, 220, 176, 209, 221, 173, 194, 209, 107, 154, 181, 203,
        230, 241, 202, 226, 237, 185, 223, 234, 162, 187, 203, 222 },
  },
  {
      { 177, 128, 165, 226, 128, 152, 219, 128, 45,  129, 188, 128,
        198, 218, 179, 220, 228, 163, 214, 220, 72,  134, 181, 206,
        216, 225, 177, 218, 231, 158, 213, 223, 112, 150, 185, 210,
        245, 251, 204, 234, 247, 195, 231, 243, 163, 186, 213, 235 },
      { 161, 128, 174, 205, 128, 146, 182, 128, 59,  125, 179, 128,
        183, 208, 199, 220, 239, 184, 213, 217, 71,  141, 196, 217,
        213, 219, 215, 230, 237, 171, 224, 238, 112, 173, 193, 221,
        239, 246, 168, 243, 249, 93,  241, 247, 128, 195, 216, 233 },
  },
};
#endif  // CONFIG_LV_MAP

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#if CONFIG_EXT_PARTITION_TYPES
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static const aom_prob
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    default_partition_probs[PARTITION_CONTEXTS][EXT_PARTITION_TYPES - 1] = {
      // 8x8 -> 4x4
      { 199, 122, 141, 128, 128, 128, 128 },  // a/l both not split
      { 147, 63, 159, 128, 128, 128, 128 },   // a split, l not split
      { 148, 133, 118, 128, 128, 128, 128 },  // l split, a not split
      { 121, 104, 114, 128, 128, 128, 128 },  // a/l both split
      // 16x16 -> 8x8
      { 174, 73, 87, 128, 128, 128, 128 },  // a/l both not split
      { 92, 41, 83, 128, 128, 128, 128 },   // a split, l not split
      { 82, 99, 50, 128, 128, 128, 128 },   // l split, a not split
      { 53, 39, 39, 128, 128, 128, 128 },   // a/l both split
      // 32x32 -> 16x16
      { 177, 58, 59, 128, 128, 128, 128 },  // a/l both not split
      { 68, 26, 63, 128, 128, 128, 128 },   // a split, l not split
      { 52, 79, 25, 128, 128, 128, 128 },   // l split, a not split
      { 17, 14, 12, 128, 128, 128, 128 },   // a/l both split
      // 64x64 -> 32x32
      { 222, 34, 30, 128, 128, 128, 128 },  // a/l both not split
      { 72, 16, 44, 128, 128, 128, 128 },   // a split, l not split
      { 58, 32, 12, 128, 128, 128, 128 },   // l split, a not split
      { 10, 7, 6, 128, 128, 128, 128 },     // a/l both split
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#if CONFIG_EXT_PARTITION
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      // 128x128 -> 64x64
      { 222, 34, 30, 128, 128, 128, 128 },  // a/l both not split
      { 72, 16, 44, 128, 128, 128, 128 },   // a split, l not split
      { 58, 32, 12, 128, 128, 128, 128 },   // l split, a not split
      { 10, 7, 6, 128, 128, 128, 128 },     // a/l both split
#endif                                      // CONFIG_EXT_PARTITION
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#if CONFIG_UNPOISON_PARTITION_CTX
      { 0, 0, 141, 0, 0, 0, 0 },  // 8x8 -> 4x4
      { 0, 0, 87, 0, 0, 0, 0 },   // 16x16 -> 8x8
      { 0, 0, 59, 0, 0, 0, 0 },   // 32x32 -> 16x16
      { 0, 0, 30, 0, 0, 0, 0 },   // 64x64 -> 32x32
#if CONFIG_EXT_PARTITION
      { 0, 0, 30, 0, 0, 0, 0 },   // 128x128 -> 64x64
#endif                            // CONFIG_EXT_PARTITION
      { 0, 122, 0, 0, 0, 0, 0 },  // 8x8 -> 4x4
      { 0, 73, 0, 0, 0, 0, 0 },   // 16x16 -> 8x8
      { 0, 58, 0, 0, 0, 0, 0 },   // 32x32 -> 16x16
      { 0, 34, 0, 0, 0, 0, 0 },   // 64x64 -> 32x32
#if CONFIG_EXT_PARTITION
      { 0, 34, 0, 0, 0, 0, 0 },  // 128x128 -> 64x64
#endif                           // CONFIG_EXT_PARTITION
#endif                           // CONFIG_UNPOISON_PARTITION_CTX
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    };
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#else
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static const aom_prob
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    default_partition_probs[PARTITION_CONTEXTS][PARTITION_TYPES - 1] = {
      // 8x8 -> 4x4
      { 199, 122, 141 },  // a/l both not split
      { 147, 63, 159 },   // a split, l not split
      { 148, 133, 118 },  // l split, a not split
      { 121, 104, 114 },  // a/l both split
      // 16x16 -> 8x8
      { 174, 73, 87 },  // a/l both not split
      { 92, 41, 83 },   // a split, l not split
      { 82, 99, 50 },   // l split, a not split
      { 53, 39, 39 },   // a/l both split
      // 32x32 -> 16x16
      { 177, 58, 59 },  // a/l both not split
      { 68, 26, 63 },   // a split, l not split
      { 52, 79, 25 },   // l split, a not split
      { 17, 14, 12 },   // a/l both split
      // 64x64 -> 32x32
      { 222, 34, 30 },  // a/l both not split
      { 72, 16, 44 },   // a split, l not split
      { 58, 32, 12 },   // l split, a not split
      { 10, 7, 6 },     // a/l both split
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#if CONFIG_EXT_PARTITION
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      // 128x128 -> 64x64
      { 222, 34, 30 },  // a/l both not split
      { 72, 16, 44 },   // a split, l not split
      { 58, 32, 12 },   // l split, a not split
      { 10, 7, 6 },     // a/l both split
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#endif  // CONFIG_EXT_PARTITION
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#if CONFIG_UNPOISON_PARTITION_CTX
      { 0, 0, 141 },    // 8x8 -> 4x4
      { 0, 0, 87 },     // 16x16 -> 8x8
      { 0, 0, 59 },     // 32x32 -> 16x16
      { 0, 0, 30 },     // 64x64 -> 32x32
#if CONFIG_EXT_PARTITION
      { 0, 0, 30 },     // 128x128 -> 64x64
#endif  // CONFIG_EXT_PARTITION
      { 0, 122, 0 },    // 8x8 -> 4x4
      { 0, 73, 0 },     // 16x16 -> 8x8
      { 0, 58, 0 },     // 32x32 -> 16x16
      { 0, 34, 0 },     // 64x64 -> 32x32
#if CONFIG_EXT_PARTITION
      { 0, 34, 0 },     // 128x128 -> 64x64
#endif  // CONFIG_EXT_PARTITION
#endif  // CONFIG_UNPOISON_PARTITION_CTX
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    };
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#endif  // CONFIG_EXT_PARTITION_TYPES
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static const aom_prob default_newmv_prob[NEWMV_MODE_CONTEXTS] = {
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  155, 116, 94, 32, 96, 56, 30,
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};

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static const aom_prob default_zeromv_prob[ZEROMV_MODE_CONTEXTS] = {
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  45, 13,
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};

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static const aom_prob default_refmv_prob[REFMV_MODE_CONTEXTS] = {
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  178, 212, 135, 244, 203, 122, 128, 128, 128,
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};
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static const aom_prob default_drl_prob[DRL_MODE_CONTEXTS] = {
  119, 128, 189, 134, 128,
};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob default_newmv_cdf[NEWMV_MODE_CONTEXTS][CDF_SIZE(2)] =
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    { { AOM_ICDF(128 * 155), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 116), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 94), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 32), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 96), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 56), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 30), AOM_ICDF(32768), 0 } };
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static const aom_cdf_prob default_zeromv_cdf[ZEROMV_MODE_CONTEXTS][CDF_SIZE(
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    2)] = { { AOM_ICDF(128 * 45), AOM_ICDF(32768), 0 },
            { AOM_ICDF(128 * 13), AOM_ICDF(32768), 0 } };
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static const aom_cdf_prob default_refmv_cdf[REFMV_MODE_CONTEXTS][CDF_SIZE(2)] =
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    { { AOM_ICDF(128 * 178), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 212), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 135), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 244), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 203), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 122), AOM_ICDF(32768), 0 },
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      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
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      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 } };
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static const aom_cdf_prob default_drl_cdf[DRL_MODE_CONTEXTS][CDF_SIZE(2)] = {
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  { AOM_ICDF(128 * 119), AOM_ICDF(32768), 0 },
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  { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
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  { AOM_ICDF(128 * 189), AOM_ICDF(32768), 0 },
  { AOM_ICDF(128 * 134), AOM_ICDF(32768), 0 },
  { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 }
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};
#endif
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#if CONFIG_EXT_INTER
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static const aom_prob default_inter_compound_mode_probs
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    [INTER_MODE_CONTEXTS][INTER_COMPOUND_MODES - 1] = {
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      { 154, 167, 233, 165, 143, 170, 167 },  // 0 = both zero mv
      { 75, 168, 237, 155, 135, 176, 172 },   // 1 = 1 zero + 1 predicted
      { 7, 173, 227, 128, 153, 188, 189 },    // 2 = two predicted mvs
      { 8, 120, 214, 113, 154, 178, 174 },    // 3 = 1 pred/zero, 1 new
      { 4, 85, 194, 94, 155, 173, 167 },      // 4 = two new mvs
      { 23, 89, 180, 73, 157, 151, 155 },     // 5 = one intra neighbour
      { 27, 49, 152, 91, 134, 153, 142 },     // 6 = two intra neighbours
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    };
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static const aom_cdf_prob
    default_inter_compound_mode_cdf[INTER_MODE_CONTEXTS][CDF_SIZE(
        INTER_COMPOUND_MODES)] = {
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      { AOM_ICDF(19712), AOM_ICDF(28229), AOM_ICDF(30892), AOM_ICDF(31437),
        AOM_ICDF(31712), AOM_ICDF(32135), AOM_ICDF(32360), AOM_ICDF(32768), 0 },
      { AOM_ICDF(9600), AOM_ICDF(24804), AOM_ICDF(29268), AOM_ICDF(30323),
        AOM_ICDF(30802), AOM_ICDF(31726), AOM_ICDF(32177), AOM_ICDF(32768), 0 },
      { AOM_ICDF(896), AOM_ICDF(22434), AOM_ICDF(27015), AOM_ICDF(29026),
        AOM_ICDF(29753), AOM_ICDF(31114), AOM_ICDF(31597), AOM_ICDF(32768), 0 },
      { AOM_ICDF(1024), AOM_ICDF(15904), AOM_ICDF(22127), AOM_ICDF(25421),
        AOM_ICDF(26864), AOM_ICDF(28996), AOM_ICDF(30001), AOM_ICDF(32768), 0 },
      { AOM_ICDF(512), AOM_ICDF(11222), AOM_ICDF(17217), AOM_ICDF(21445),
        AOM_ICDF(23473), AOM_ICDF(26133), AOM_ICDF(27550), AOM_ICDF(32768), 0 },
      { AOM_ICDF(2944), AOM_ICDF(13313), AOM_ICDF(17214), AOM_ICDF(20751),
        AOM_ICDF(23211), AOM_ICDF(25500), AOM_ICDF(26992), AOM_ICDF(32768), 0 },
      { AOM_ICDF(3456), AOM_ICDF(9067), AOM_ICDF(14069), AOM_ICDF(16907),
        AOM_ICDF(18817), AOM_ICDF(21214), AOM_ICDF(23139), AOM_ICDF(32768), 0 }
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    };

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#if CONFIG_COMPOUND_SINGLEREF
// TODO(zoeliu): Default values to be further adjusted based on the collected
//               stats.
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/*
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static const aom_prob default_inter_singleref_comp_mode_probs
    [INTER_MODE_CONTEXTS][INTER_SINGLEREF_COMP_MODES - 1] = {
      { 2, 173, 68, 180 },   // 0 = both zero mv
      { 7, 145, 160, 180 },  // 1 = 1 zero + 1 predicted
      { 7, 166, 126, 180 },  // 2 = two predicted mvs
      { 7, 94, 132, 180 },   // 3 = 1 pred/zero, 1 new
      { 8, 64, 64, 180 },    // 4 = two new mvs
      { 17, 81, 52, 180 },   // 5 = one intra neighbour
      { 25, 29, 50, 180 },   // 6 = two intra neighbours
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    };*/
static const aom_prob default_inter_singleref_comp_mode_probs
    [INTER_MODE_CONTEXTS][INTER_SINGLEREF_COMP_MODES - 1] = {
      { 2, 173, 68 },   // 0 = both zero mv
      { 7, 145, 160 },  // 1 = 1 zero + 1 predicted
      { 7, 166, 126 },  // 2 = two predicted mvs
      { 7, 94, 132 },   // 3 = 1 pred/zero, 1 new
      { 8, 64, 64 },    // 4 = two new mvs
      { 17, 81, 52 },   // 5 = one intra neighbour
      { 25, 29, 50 },   // 6 = two intra neighbours
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    };
#endif  // CONFIG_COMPOUND_SINGLEREF

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#if CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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static const aom_prob
    default_compound_type_probs[BLOCK_SIZES][COMPOUND_TYPES - 1] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 128, 128 }, { 128, 128 }, { 128, 128 },
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#endif
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      { 128, 128 }, { 255, 128 }, { 255, 128 }, { 66, 51 }, { 72, 35 },
      { 79, 29 },   { 71, 18 },   { 81, 29 },   { 81, 26 }, { 69, 19 },
      { 104, 1 },   { 99, 1 },    { 75, 1 },
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#if CONFIG_EXT_PARTITION
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      { 255, 1 },   { 255, 1 },   { 255, 1 },
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#endif  // CONFIG_EXT_PARTITION
    };
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#elif !CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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static const aom_prob
    default_compound_type_probs[BLOCK_SIZES][COMPOUND_TYPES - 1] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 255 }, { 255 }, { 255 },
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#endif
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      { 208 }, { 208 }, { 208 }, { 208 }, { 208 }, { 208 }, { 216 },
      { 216 }, { 216 }, { 224 }, { 224 }, { 240 }, { 240 },
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#if CONFIG_EXT_PARTITION
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      { 255 }, { 255 }, { 255 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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#elif CONFIG_COMPOUND_SEGMENT && !CONFIG_WEDGE
static const aom_prob
    default_compound_type_probs[BLOCK_SIZES][COMPOUND_TYPES - 1] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 255 }, { 255 }, { 255 },
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#endif
      { 208 }, { 208 }, { 208 }, { 208 }, { 208 }, { 208 }, { 216 },
      { 216 }, { 216 }, { 224 }, { 224 }, { 240 }, { 240 },
#if CONFIG_EXT_PARTITION
      { 255 }, { 255 }, { 255 },
#endif  // CONFIG_EXT_PARTITION
    };
#else
static const aom_prob default_compound_type_probs[BLOCK_SIZES]
                                                 [COMPOUND_TYPES - 1];
#endif  // CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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#if CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
static const aom_cdf_prob
    default_compound_type_cdf[BLOCK_SIZES][CDF_SIZE(COMPOUND_TYPES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { AOM_ICDF(16384), AOM_ICDF(24576), AOM_ICDF(32768), 0 },
      { AOM_ICDF(16384), AOM_ICDF(24576), AOM_ICDF(32768), 0 },
      { AOM_ICDF(16384), AOM_ICDF(24576), AOM_ICDF(32768), 0 },
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#endif
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      { AOM_ICDF(16384), AOM_ICDF(24576), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32704), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32704), AOM_ICDF(32768), 0 },
      { AOM_ICDF(8448), AOM_ICDF(13293), AOM_ICDF(32768), 0 },
      { AOM_ICDF(9216), AOM_ICDF(12436), AOM_ICDF(32768), 0 },
      { AOM_ICDF(10112), AOM_ICDF(12679), AOM_ICDF(32768), 0 },
      { AOM_ICDF(9088), AOM_ICDF(10753), AOM_ICDF(32768), 0 },
      { AOM_ICDF(10368), AOM_ICDF(12906), AOM_ICDF(32768), 0 },
      { AOM_ICDF(10368), AOM_ICDF(12643), AOM_ICDF(32768), 0 },
      { AOM_ICDF(8832), AOM_ICDF(10609), AOM_ICDF(32768), 0 },
      { AOM_ICDF(13312), AOM_ICDF(13388), AOM_ICDF(32768), 0 },
      { AOM_ICDF(12672), AOM_ICDF(12751), AOM_ICDF(32768), 0 },
      { AOM_ICDF(9600), AOM_ICDF(9691), AOM_ICDF(32768), 0 },
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#if CONFIG_EXT_PARTITION
      { AOM_ICDF(32640), AOM_ICDF(32641), AOM_ICDF(32768), 0 },  // 255, 1
      { AOM_ICDF(32640), AOM_ICDF(32641), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32641), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };
#elif !CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
static const aom_cdf_prob
    default_compound_type_cdf[BLOCK_SIZES][CDF_SIZE(COMPOUND_TYPES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },  // 255
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
#endif
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },  // 208
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },  // 216
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },
      { AOM_ICDF(28672), AOM_ICDF(32768), 0 },  // 224
      { AOM_ICDF(28672), AOM_ICDF(32768), 0 },
      { AOM_ICDF(30720), AOM_ICDF(32768), 0 },  // 240
      { AOM_ICDF(30720), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },  // 255
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };
#elif CONFIG_COMPOUND_SEGMENT && !CONFIG_WEDGE
static const aom_cdf_prob
    default_compound_type_cdf[BLOCK_SIZES][CDF_SIZE(COMPOUND_TYPES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },  // 255
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
#endif
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },  // 208
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26624), AOM_ICDF(32768), 0 },
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },  // 216
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },
      { AOM_ICDF(27648), AOM_ICDF(32768), 0 },
      { AOM_ICDF(28672), AOM_ICDF(32768), 0 },  // 224
      { AOM_ICDF(28672), AOM_ICDF(32768), 0 },
      { AOM_ICDF(30720), AOM_ICDF(32768), 0 },  // 240
      { AOM_ICDF(30720), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },  // 255
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };
#else
static const aom_cdf_prob default_compound_type_cdf[BLOCK_SIZES]
                                                   [CDF_SIZE(COMPOUND_TYPES)];
#endif  // CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE

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#if CONFIG_INTERINTRA
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static const aom_prob default_interintra_prob[BLOCK_SIZE_GROUPS] = {
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  128, 226, 244, 254,
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};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob default_interintra_cdf[BLOCK_SIZE_GROUPS][CDF_SIZE(
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    2)] = { { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(226 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(244 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(254 * 128), AOM_ICDF(32768), 0 } };
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#endif

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static const aom_prob
    default_interintra_mode_prob[BLOCK_SIZE_GROUPS][INTERINTRA_MODES - 1] = {
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      { 128, 128, 128 },  // block_size < 8x8
      { 24, 34, 119 },    // block_size < 16x16
      { 38, 33, 95 },     // block_size < 32x32
      { 51, 21, 110 },    // block_size >= 32x32
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    };
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static const aom_cdf_prob
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    default_interintra_mode_cdf[BLOCK_SIZE_GROUPS][CDF_SIZE(
        INTERINTRA_MODES)] = {
      { AOM_ICDF(16384), AOM_ICDF(24576), AOM_ICDF(28672), AOM_ICDF(32768), 0 },
      { AOM_ICDF(3072), AOM_ICDF(7016), AOM_ICDF(18987), AOM_ICDF(32768), 0 },
      { AOM_ICDF(4864), AOM_ICDF(8461), AOM_ICDF(17481), AOM_ICDF(32768), 0 },
      { AOM_ICDF(6528), AOM_ICDF(8681), AOM_ICDF(19031), AOM_ICDF(32768), 0 }
    };
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static const aom_prob default_wedge_interintra_prob[BLOCK_SIZES] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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  128, 128, 128,
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#endif
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  128, 128, 128, 194, 213, 217, 222, 224, 226, 220, 128, 128, 128,
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#if CONFIG_EXT_PARTITION
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  208, 208, 208
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#endif  // CONFIG_EXT_PARTITION
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};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob
    default_wedge_interintra_cdf[BLOCK_SIZES][CDF_SIZE(2)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
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#endif
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      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(194 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(213 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(217 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(222 * 128), AOM_ICDF(32768), 0 },
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      { AOM_ICDF(224 * 128), AOM_ICDF(32768), 0 },
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      { AOM_ICDF(226 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(220 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(128 * 128), AOM_ICDF(32768), 0 },
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#if CONFIG_EXT_PARTITION
      { AOM_ICDF(208 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(208 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(208 * 128), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };
#endif  // CONFIG_NEW_MULTISYMBOL

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#endif  // CONFIG_INTERINTRA
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#endif  // CONFIG_EXT_INTER

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#if CONFIG_NCOBMC_ADAPT_WEIGHT
const aom_tree_index av1_ncobmc_mode_tree[TREE_SIZE(MAX_NCOBMC_MODES)] = {
  -NO_OVERLAP,    2,  -NCOBMC_MODE_1, 4,
  -NCOBMC_MODE_2, 6,  -NCOBMC_MODE_3, 8,
  -NCOBMC_MODE_4, 10, -NCOBMC_MODE_5, 12,
  -NCOBMC_MODE_6, 14, -NCOBMC_MODE_7, -NCOBMC_MODE_8
};

// TODO(weitinglin): find default prob
static const aom_prob
    default_ncobmc_mode_prob[ADAPT_OVERLAP_BLOCKS][MAX_NCOBMC_MODES - 1] = {
      { 23, 37, 37, 38, 65, 71, 81, 86 },   // 8x8
      { 28, 32, 37, 43, 51, 64, 85, 128 },  // 16X16 equal prob
      { 86, 22, 32, 25, 10, 40, 97, 65 },   // 32X32
      { 28, 32, 37, 43, 51, 64, 85, 128 }   // 64X64 equal prob
    };
#endif

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// Change this section appropriately once warped motion is supported
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#if CONFIG_MOTION_VAR && !CONFIG_WARPED_MOTION
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#if !CONFIG_NCOBMC_ADAPT_WEIGHT
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const aom_tree_index av1_motion_mode_tree[TREE_SIZE(MOTION_MODES)] = {
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  -SIMPLE_TRANSLATION, -OBMC_CAUSAL
};
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static const aom_cdf_prob
    default_motion_mode_prob[BLOCK_SIZES][MOTION_MODES - 1] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 255 }, { 255 }, { 255 },
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#endif
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      { 255 }, { 255 }, { 255 }, { 151 }, { 153 }, { 144 }, { 178 },
      { 165 }, { 160 }, { 207 }, { 195 }, { 168 }, { 244 },
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#if CONFIG_EXT_PARTITION
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      { 252 }, { 252 }, { 252 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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#else
// TODO(weitinglin): The default probability is copied from warped motion right
//                   now as a place holder. It needs to be fined tuned after
//                   NCOBMC_ADAPT_WEIGHT is actually implemented. Also needs to
//                   change this section appropriately once warped motion is
//                   supported.
const aom_tree_index av1_motion_mode_tree[TREE_SIZE(MOTION_MODES)] = {
  -SIMPLE_TRANSLATION, 2, -OBMC_CAUSAL, -NCOBMC_ADAPT_WEIGHT,
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};
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static const aom_prob default_motion_mode_prob[BLOCK_SIZES][MOTION_MODES - 1] =
    {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { 255, 200 }, { 255, 200 }, { 255, 200 },
#endif
      { 255, 200 }, { 255, 200 }, { 255, 200 }, { 151, 200 }, { 153, 200 },
      { 144, 200 }, { 178, 200 }, { 165, 200 }, { 160, 200 }, { 207, 200 },
      { 195, 200 }, { 168, 200 }, { 244, 200 },
#if CONFIG_EXT_PARTITION
      { 252, 200 }, { 252, 200 }, { 252, 200 },
#endif  // CONFIG_EXT_PARTITION
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    };
#endif
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static const aom_cdf_prob
    default_motion_mode_cdf[BLOCK_SIZES][CDF_SIZE(MOTION_MODES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
#endif
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(151 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(153 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(144 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(178 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(165 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(160 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(207 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(195 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(168 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(244 * 128), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };
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#elif !CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
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const aom_tree_index av1_motion_mode_tree[TREE_SIZE(MOTION_MODES)] = {
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  -SIMPLE_TRANSLATION, -WARPED_CAUSAL
};
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static const aom_prob default_motion_mode_prob[BLOCK_SIZES][MOTION_MODES - 1] =
    {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 255 }, { 255 }, { 255 },
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#endif
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      { 255 }, { 255 }, { 255 }, { 151 }, { 153 }, { 144 }, { 178 },
      { 165 }, { 160 }, { 207 }, { 195 }, { 168 }, { 244 },
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#if CONFIG_EXT_PARTITION
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      { 252 }, { 252 }, { 252 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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static const aom_cdf_prob
    default_motion_mode_cdf[BLOCK_SIZES][CDF_SIZE(MOTION_MODES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
#endif
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(151 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(153 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(144 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(178 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(165 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(160 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(207 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(195 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(168 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(244 * 128), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
      { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
    };

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#elif CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
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const aom_tree_index av1_motion_mode_tree[TREE_SIZE(MOTION_MODES)] = {
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  -SIMPLE_TRANSLATION, 2, -OBMC_CAUSAL, -WARPED_CAUSAL,
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};
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static const aom_prob default_motion_mode_prob[BLOCK_SIZES][MOTION_MODES - 1] =
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    {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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      { 128, 128 }, { 128, 128 }, { 128, 128 },
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#endif
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      { 128, 128 }, { 128, 128 }, { 128, 128 }, { 62, 115 },  { 39, 131 },
      { 39, 132 },  { 118, 94 },  { 77, 125 },  { 100, 121 }, { 190, 66 },
      { 207, 102 }, { 197, 100 }, { 239, 76 },
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#if CONFIG_EXT_PARTITION
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      { 252, 200 }, { 252, 200 }, { 252, 200 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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static const aom_cdf_prob
    default_motion_mode_cdf[BLOCK_SIZES][CDF_SIZE(MOTION_MODES)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
#endif
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32640), AOM_ICDF(32740), AOM_ICDF(32768), 0 },
      { AOM_ICDF(19328), AOM_ICDF(29828), AOM_ICDF(32768), 0 },
      { AOM_ICDF(19584), AOM_ICDF(29884), AOM_ICDF(32768), 0 },
      { AOM_ICDF(18432), AOM_ICDF(29632), AOM_ICDF(32768), 0 },
      { AOM_ICDF(22784), AOM_ICDF(30584), AOM_ICDF(32768), 0 },
      { AOM_ICDF(21120), AOM_ICDF(30220), AOM_ICDF(32768), 0 },
      { AOM_ICDF(20480), AOM_ICDF(30080), AOM_ICDF(32768), 0 },
      { AOM_ICDF(26496), AOM_ICDF(31396), AOM_ICDF(32768), 0 },
      { AOM_ICDF(24960), AOM_ICDF(31060), AOM_ICDF(32768), 0 },
      { AOM_ICDF(21504), AOM_ICDF(30304), AOM_ICDF(32768), 0 },
      { AOM_ICDF(31232), AOM_ICDF(32432), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(32256), AOM_ICDF(32656), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32256), AOM_ICDF(32656), AOM_ICDF(32768), 0 },
      { AOM_ICDF(32256), AOM_ICDF(32656), AOM_ICDF(32768), 0 },
#endif
    };

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// Probability for the case that only 1 additional motion mode is allowed
static const aom_prob default_obmc_prob[BLOCK_SIZES] = {
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#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
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  128, 128, 128,
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#endif
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  128, 128, 128, 45, 79, 75, 130, 141, 144, 208, 201, 186, 231,
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#if CONFIG_EXT_PARTITION
  252, 252, 252,
#endif  // CONFIG_EXT_PARTITION
};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob default_obmc_cdf[BLOCK_SIZES][CDF_SIZE(2)] = {
#if CONFIG_CHROMA_2X2 || CONFIG_CHROMA_SUB8X8
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
#endif
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(255 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(151 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(153 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(144 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(178 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(165 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(160 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(207 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(195 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(168 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(244 * 128), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
  { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
  { AOM_ICDF(252 * 128), AOM_ICDF(32768), 0 },
#endif  // CONFIG_EXT_PARTITION
};
#endif  // CONFIG_NEW_MULTISYMBOL
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#endif
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#if CONFIG_DELTA_Q
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static const aom_prob default_delta_q_probs[DELTA_Q_PROBS] = { 220, 220, 220 };
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static const aom_cdf_prob default_delta_q_cdf[CDF_SIZE(DELTA_Q_PROBS + 1)] = {
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  AOM_ICDF(28160), AOM_ICDF(32120), AOM_ICDF(32677), AOM_ICDF(32768), 0
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};
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#if CONFIG_EXT_DELTA_Q
static const aom_prob default_delta_lf_probs[DELTA_LF_PROBS] = { 220, 220,
                                                                 220 };
static const aom_cdf_prob default_delta_lf_cdf[CDF_SIZE(DELTA_LF_PROBS + 1)] = {
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  AOM_ICDF(28160), AOM_ICDF(32120), AOM_ICDF(32677), AOM_ICDF(32768), 0
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};
#endif
#endif
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#if CONFIG_EXT_TX
int av1_ext_tx_intra_ind[EXT_TX_SETS_INTRA][TX_TYPES];
int av1_ext_tx_intra_inv[EXT_TX_SETS_INTRA][TX_TYPES];
int av1_ext_tx_inter_ind[EXT_TX_SETS_INTER][TX_TYPES];
int av1_ext_tx_inter_inv[EXT_TX_SETS_INTER][TX_TYPES];
#endif
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#if CONFIG_ALT_INTRA
#if CONFIG_SMOOTH_HV
const int av1_intra_mode_ind[INTRA_MODES] = { 0, 2, 3,  6,  4,  5, 8,
                                              9, 7, 10, 11, 12, 1 };
const int av1_intra_mode_inv[INTRA_MODES] = { 0, 12, 1, 2, 4,  5, 3,
                                              8, 6,  7, 9, 10, 11 };
#else
const int av1_intra_mode_ind[INTRA_MODES] = {
  0, 2, 3, 6, 4, 5, 8, 9, 7, 10, 1
};
const int av1_intra_mode_inv[INTRA_MODES] = {
  0, 10, 1, 2, 4, 5, 3, 8, 6, 7, 9
};
#endif  // CONFIG_SMOOTH_HV
#else
const int av1_intra_mode_ind[INTRA_MODES] = { 0, 2, 3, 6, 4, 5, 8, 9, 7, 1 };
const int av1_intra_mode_inv[INTRA_MODES] = { 0, 9, 1, 2, 4, 5, 3, 8, 6, 7 }
#endif  // CONFIG_ALT_INTRA
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#if CONFIG_EXT_INTER
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/* clang-format off */
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#if CONFIG_INTERINTRA
const aom_tree_index av1_interintra_mode_tree[TREE_SIZE(INTERINTRA_MODES)] = {
  -II_DC_PRED, 2,        /* 0 = II_DC_NODE     */
#if CONFIG_ALT_INTRA
  -II_SMOOTH_PRED, 4,    /* 1 = II_SMOOTH_PRED */
#else
  -II_TM_PRED, 4,        /* 1 = II_TM_NODE     */
#endif
  -II_V_PRED, -II_H_PRED /* 2 = II_V_NODE      */
};
#endif  // CONFIG_INTERINTRA
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const aom_tree_index av1_inter_compound_mode_tree
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    [TREE_SIZE(INTER_COMPOUND_MODES)] = {
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  -INTER_COMPOUND_OFFSET(ZERO_ZEROMV), 2,
  -INTER_COMPOUND_OFFSET(NEAREST_NEARESTMV), 4,
  6, -INTER_COMPOUND_OFFSET(NEW_NEWMV),
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  -INTER_COMPOUND_OFFSET(NEAR_NEARMV), 8,
  10, 12,
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  -INTER_COMPOUND_OFFSET(NEAREST_NEWMV), -INTER_COMPOUND_OFFSET(NEW_NEARESTMV),
  -INTER_COMPOUND_OFFSET(NEAR_NEWMV), -INTER_COMPOUND_OFFSET(NEW_NEARMV)
};
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#if CONFIG_COMPOUND_SINGLEREF
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// TODO(zoeliu): To redesign the tree structure once the number of mode changes.
/*
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const aom_tree_index av1_inter_singleref_comp_mode_tree
    [TREE_SIZE(INTER_SINGLEREF_COMP_MODES)] = {
  -INTER_SINGLEREF_COMP_OFFSET(SR_ZERO_NEWMV), 2,
  -INTER_SINGLEREF_COMP_OFFSET(SR_NEAREST_NEARMV), 4,
  6, -INTER_SINGLEREF_COMP_OFFSET(SR_NEW_NEWMV),
  -INTER_SINGLEREF_COMP_OFFSET(SR_NEAREST_NEWMV),
  -INTER_SINGLEREF_COMP_OFFSET(SR_NEAR_NEWMV)
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};*/

const aom_tree_index av1_inter_singleref_comp_mode_tree
    [TREE_SIZE(INTER_SINGLEREF_COMP_MODES)] = {
  -INTER_SINGLEREF_COMP_OFFSET(SR_ZERO_NEWMV), 2,
  -INTER_SINGLEREF_COMP_OFFSET(SR_NEAREST_NEARMV), 4,
  -INTER_SINGLEREF_COMP_OFFSET(SR_NEAR_NEWMV),
      -INTER_SINGLEREF_COMP_OFFSET(SR_NEW_NEWMV)
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};
#endif  // CONFIG_COMPOUND_SINGLEREF

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#if CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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const aom_tree_index av1_compound_type_tree[TREE_SIZE(COMPOUND_TYPES)] = {
  -COMPOUND_AVERAGE, 2, -COMPOUND_WEDGE, -COMPOUND_SEG
};
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#elif !CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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const aom_tree_index av1_compound_type_tree[TREE_SIZE(COMPOUND_TYPES)] = {
  -COMPOUND_AVERAGE, -COMPOUND_WEDGE
};
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#elif CONFIG_COMPOUND_SEGMENT && !CONFIG_WEDGE
const aom_tree_index av1_compound_type_tree[TREE_SIZE(COMPOUND_TYPES)] = {
  -COMPOUND_AVERAGE, -COMPOUND_SEG
};
#else
const aom_tree_index av1_compound_type_tree[TREE_SIZE(COMPOUND_TYPES)] = {};
#endif  // CONFIG_COMPOUND_SEGMENT && CONFIG_WEDGE
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#endif  // CONFIG_EXT_INTER

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const aom_tree_index av1_partition_tree[TREE_SIZE(PARTITION_TYPES)] = {
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  -PARTITION_NONE, 2, -PARTITION_HORZ, 4, -PARTITION_VERT, -PARTITION_SPLIT
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};

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#if CONFIG_EXT_PARTITION_TYPES
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/* clang-format off */
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const aom_tree_index av1_ext_partition_tree[TREE_SIZE(EXT_PARTITION_TYPES)] = {
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  -PARTITION_NONE, 2,
  6, 4,
  8, -PARTITION_SPLIT,
  -PARTITION_HORZ, 10,
  -PARTITION_VERT, 12,
  -PARTITION_HORZ_A, -PARTITION_HORZ_B,
  -PARTITION_VERT_A, -PARTITION_VERT_B
};
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#endif  // CONFIG_EXT_PARTITION_TYPES

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static const aom_prob default_intra_inter_p[INTRA_INTER_CONTEXTS] = {
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  6, 97, 151, 205,
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};

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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob
    default_intra_inter_cdf[INTRA_INTER_CONTEXTS][CDF_SIZE(2)] = {
      { AOM_ICDF(1152), AOM_ICDF(32768), 0 },
      { AOM_ICDF(13056), AOM_ICDF(32768), 0 },
      { AOM_ICDF(23936), AOM_ICDF(32768), 0 },
      { AOM_ICDF(28800), AOM_ICDF(32768), 0 }
    };
#endif

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static const aom_prob default_comp_inter_p[COMP_INTER_CONTEXTS] = {
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  216, 170, 131, 92, 42,
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};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob default_comp_inter_cdf[COMP_INTER_CONTEXTS][CDF_SIZE(
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    2)] = { { AOM_ICDF(216 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(131 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(92 * 128), AOM_ICDF(32768), 0 },
            { AOM_ICDF(42 * 128), AOM_ICDF(32768), 0 } };
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#endif
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#if CONFIG_EXT_COMP_REFS
static const aom_prob default_comp_ref_type_p[COMP_REF_TYPE_CONTEXTS] = {
  30, 75, 120, 170, 230
};

static const aom_prob
    default_uni_comp_ref_p[UNI_COMP_REF_CONTEXTS][UNIDIR_COMP_REFS - 1] = {
      { 30, 20 }, { 75, 70 }, { 130, 130 }, { 165, 165 }, { 215, 220 }
    };
#endif  // CONFIG_EXT_COMP_REFS

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#if CONFIG_EXT_REFS
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static const aom_prob default_comp_ref_p[REF_CONTEXTS][FWD_REFS - 1] = {
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  // TODO(zoeliu): To adjust the initial prob values.
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  { 33, 16, 16 },
  { 77, 74, 74 },
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  { 142, 142, 142 },
  { 172, 170, 170 },
  { 238, 247, 247 }
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};
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static const aom_prob default_comp_bwdref_p[REF_CONTEXTS][BWD_REFS - 1] = {
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  { 16 }, { 74 }, { 142 }, { 170 }, { 247 }
};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob
    default_comp_ref_cdf[REF_CONTEXTS][FWD_REFS - 1][CDF_SIZE(2)] = {
      // TODO(zoeliu): To adjust the initial prob values.
      { { AOM_ICDF(33 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(77 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(172 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(238 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 } }
    };
static const aom_cdf_prob
    default_comp_bwdref_cdf[REF_CONTEXTS][BWD_REFS - 1][CDF_SIZE(2)] = {
      { { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 } }
    };
#endif  // CONFIG_NEW_MULTISYMBOL
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#else
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static const aom_prob default_comp_ref_p[REF_CONTEXTS][COMP_REFS - 1] = {
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  { 43 }, { 100 }, { 137 }, { 212 }, { 229 },
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};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob
    default_comp_ref_cdf[REF_CONTEXTS][COMP_REFS - 1][CDF_SIZE(2)] = {
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      { { AOM_ICDF(43 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(100 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(137 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(212 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(229 * 128), AOM_ICDF(32768), 0 } }
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    };
#endif  // CONFIG_NEW_MULTISYMBOL
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#endif  // CONFIG_EXT_REFS
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static const aom_prob default_single_ref_p[REF_CONTEXTS][SINGLE_REFS - 1] = {
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#if CONFIG_EXT_REFS
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  { 33, 16, 16, 16, 16 },
  { 77, 74, 74, 74, 74 },
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  { 142, 142, 142, 142, 142 },
  { 172, 170, 170, 170, 170 },
  { 238, 247, 247, 247, 247 }
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#else
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  { 31, 25 }, { 72, 80 }, { 147, 148 }, { 197, 191 }, { 235, 247 },
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#endif  // CONFIG_EXT_REFS
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};
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#if CONFIG_NEW_MULTISYMBOL
static const aom_cdf_prob
    default_single_ref_cdf[REF_CONTEXTS][SINGLE_REFS - 1][CDF_SIZE(2)] = {
#if CONFIG_EXT_REFS
      { { AOM_ICDF(33 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(16 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(77 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(74 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(142 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(172 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(170 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(238 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 } }
#else
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      { { AOM_ICDF(31 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(25 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(72 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(80 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(147 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(148 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(197 * 128), AOM_ICDF(32768), 0 },
        { AOM_ICDF(191 * 128), AOM_ICDF(32768), 0 } },
      { { AOM_ICDF(235 * 128), AOM_ICDF(32768), 0 },
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        { AOM_ICDF(247 * 128), AOM_ICDF(32768), 0 } }
#endif  // CONFIG_EXT_REFS
    };
#endif
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#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
// TODO(zoeliu): Default values to be further adjusted based on the collected
//               stats.
static const aom_prob default_comp_inter_mode_p[COMP_INTER_MODE_CONTEXTS] = {
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};
#endif  // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF

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#if CONFIG_PALETTE
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// Tree to code palette size (number of colors in a palette) and the
// corresponding probabilities for Y and UV planes.
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const aom_tree_index av1_palette_size_tree[TREE_SIZE(PALETTE_SIZES)] = {
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  -TWO_COLORS,  2, -THREE_COLORS, 4,  -FOUR_COLORS,  6,
  -FIVE_COLORS, 8, -SIX_COLORS,   10, -SEVEN_COLORS, -EIGHT_COLORS,
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};

// TODO(huisu): tune these probs
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const aom_prob
    av1_default_palette_y_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1] = {
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      { 96, 89, 100, 64, 77, 130 },   { 22, 15, 44, 16, 34, 82 },
      { 30, 19, 57, 18, 38, 86 },     { 94, 36, 104, 23, 43, 92 },
      { 116, 76, 107, 46, 65, 105 },  { 112, 82, 94, 40, 70, 112 },
      { 147, 124, 123, 58, 69, 103 }, { 180, 113, 136, 49, 45, 114 },
      { 107, 70, 87, 49, 154, 156 },  { 98, 105, 142, 63, 64, 152 },
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#if CONFIG_EXT_PARTITION
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      { 98, 105, 142, 63, 64, 152 },  { 98, 105, 142, 63, 64, 152 },
      { 98, 105, 142, 63, 64, 152 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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#if CONFIG_NEW_MULTISYMBOL
const aom_cdf_prob
    default_palette_y_size_cdf[PALETTE_BLOCK_SIZES][CDF_SIZE(PALETTE_SIZES)] = {
      { AOM_ICDF(12288), AOM_ICDF(19408), AOM_ICDF(24627), AOM_ICDF(26662),
        AOM_ICDF(28499), AOM_ICDF(30667), AOM_ICDF(32768), 0 },
      { AOM_ICDF(2815), AOM_ICDF(4570), AOM_ICDF(9416), AOM_ICDF(10875),
        AOM_ICDF(13782), AOM_ICDF(19863), AOM_ICDF(32768), 0 },
      { AOM_ICDF(3839), AOM_ICDF(5986), AOM_ICDF(11949), AOM_ICDF(13413),
        AOM_ICDF(16286), AOM_ICDF(21823), AOM_ICDF(32768), 0 },
      { AOM_ICDF(12032), AOM_ICDF(14948), AOM_ICDF(22187), AOM_ICDF(23138),
        AOM_ICDF(24756), AOM_ICDF(27635), AOM_ICDF(32768), 0 },
      { AOM_ICDF(14847), AOM_ICDF(20167), AOM_ICDF(25433), AOM_ICDF(26751),
        AOM_ICDF(28278), AOM_ICDF(30119), AOM_ICDF(32768), 0 },
      { AOM_ICDF(14336), AOM_ICDF(20240), AOM_ICDF(24840), AOM_ICDF(26079),
        AOM_ICDF(27908), AOM_ICDF(30034), AOM_ICDF(32768), 0 },
      { AOM_ICDF(18816), AOM_ICDF(25574), AOM_ICDF(29030), AOM_ICDF(29877),
        AOM_ICDF(30656), AOM_ICDF(31506), AOM_ICDF(32768), 0 },
      { AOM_ICDF(23039), AOM_ICDF(27333), AOM_ICDF(30220), AOM_ICDF(30708),
        AOM_ICDF(31070), AOM_ICDF(31826), AOM_ICDF(32768), 0 },
      { AOM_ICDF(13696), AOM_ICDF(18911), AOM_ICDF(23620), AOM_ICDF(25371),
        AOM_ICDF(29821), AOM_ICDF(31617), AOM_ICDF(32768), 0 },
      { AOM_ICDF(12543), AOM_ICDF(20838), AOM_ICDF(27455), AOM_ICDF(28762),
        AOM_ICDF(29763), AOM_ICDF(31546), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
      { AOM_ICDF(12543), AOM_ICDF(20838), AOM_ICDF(27455), AOM_ICDF(28762),
        AOM_ICDF(29763), AOM_ICDF(31546), AOM_ICDF(32768), 0 },
      { AOM_ICDF(12543), AOM_ICDF(20838), AOM_ICDF(27455), AOM_ICDF(28762),
        AOM_ICDF(29763), AOM_ICDF(31546), AOM_ICDF(32768), 0 },
      { AOM_ICDF(12543), AOM_ICDF(20838), AOM_ICDF(27455), AOM_ICDF(28762),
        AOM_ICDF(29763), AOM_ICDF(31546), AOM_ICDF(32768), 0 },
#endif
    };
#endif  // CONFIG_NEW_MULTISYMBOL

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const aom_prob
    av1_default_palette_uv_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1] = {
      { 160, 196, 228, 213, 175, 230 }, { 87, 148, 208, 141, 166, 163 },
      { 72, 151, 204, 139, 155, 161 },  { 78, 135, 171, 104, 120, 173 },
      { 59, 92, 131, 78, 92, 142 },     { 75, 118, 149, 84, 90, 128 },
      { 89, 87, 92, 66, 66, 128 },      { 67, 53, 54, 55, 66, 93 },
      { 120, 130, 83, 171, 75, 214 },   { 72, 55, 66, 68, 79, 107 },
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#if CONFIG_EXT_PARTITION
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      { 72, 55, 66, 68, 79, 107 },      { 72, 55, 66, 68, 79, 107 },
      { 72, 55, 66, 68, 79, 107 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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#if CONFIG_NEW_MULTISYMBOL
const aom_cdf_prob default_palette_uv_size_cdf[PALETTE_BLOCK_SIZES][CDF_SIZE(
    PALETTE_SIZES)] = {
  { AOM_ICDF(20480), AOM_ICDF(29888), AOM_ICDF(32453), AOM_ICDF(32715),
    AOM_ICDF(32751), AOM_ICDF(32766), AOM_ICDF(32768), 0 },
  { AOM_ICDF(11135), AOM_ICDF(23641), AOM_ICDF(31056), AOM_ICDF(31998),
    AOM_ICDF(32496), AOM_ICDF(32668), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9216), AOM_ICDF(23108), AOM_ICDF(30806), AOM_ICDF(31871),
    AOM_ICDF(32414), AOM_ICDF(32637), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9984), AOM_ICDF(21999), AOM_ICDF(29192), AOM_ICDF(30645),
    AOM_ICDF(31640), AOM_ICDF(32402), AOM_ICDF(32768), 0 },
  { AOM_ICDF(7552), AOM_ICDF(16614), AOM_ICDF(24880), AOM_ICDF(27283),
    AOM_ICDF(29254), AOM_ICDF(31203), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9600), AOM_ICDF(20279), AOM_ICDF(27548), AOM_ICDF(29261),
    AOM_ICDF(30494), AOM_ICDF(31631), AOM_ICDF(32768), 0 },
  { AOM_ICDF(11391), AOM_ICDF(18656), AOM_ICDF(23727), AOM_ICDF(26058),
    AOM_ICDF(27788), AOM_ICDF(30278), AOM_ICDF(32768), 0 },
  { AOM_ICDF(8576), AOM_ICDF(13585), AOM_ICDF(17632), AOM_ICDF(20884),
    AOM_ICDF(23948), AOM_ICDF(27152), AOM_ICDF(32768), 0 },
  { AOM_ICDF(15360), AOM_ICDF(24200), AOM_ICDF(26978), AOM_ICDF(30846),
    AOM_ICDF(31409), AOM_ICDF(32545), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9216), AOM_ICDF(14276), AOM_ICDF(19043), AOM_ICDF(22689),
    AOM_ICDF(25799), AOM_ICDF(28712), AOM_ICDF(32768), 0 },
#if CONFIG_EXT_PARTITION
  { AOM_ICDF(9216), AOM_ICDF(14276), AOM_ICDF(19043), AOM_ICDF(22689),
    AOM_ICDF(25799), AOM_ICDF(28712), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9216), AOM_ICDF(14276), AOM_ICDF(19043), AOM_ICDF(22689),
    AOM_ICDF(25799), AOM_ICDF(28712), AOM_ICDF(32768), 0 },
  { AOM_ICDF(9216), AOM_ICDF(14276), AOM_ICDF(19043), AOM_ICDF(22689),
    AOM_ICDF(25799), AOM_ICDF(28712), AOM_ICDF(32768), 0 },
#endif
};
#endif  // CONFIG_NEW_MULTISYMBOL

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// When palette mode is enabled, following probability tables indicate the
// probabilities to code the "is_palette" bit (i.e. the bit that indicates
// if this block uses palette mode or DC_PRED mode).
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const aom_prob av1_default_palette_y_mode_prob
    [PALETTE_BLOCK_SIZES][PALETTE_Y_MODE_CONTEXTS] = {
      { 240, 180, 100 }, { 240, 180, 100 }, { 240, 180, 100 },
      { 240, 180, 100 }, { 240, 180, 100 }, { 240, 180, 100 },
      { 240, 180, 100 }, { 240, 180, 100 }, { 240, 180, 100 },
      { 240, 180, 100 },
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#if CONFIG_EXT_PARTITION
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      { 240, 180, 100 }, { 240, 180, 100 }, { 240, 180, 100 },
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#endif  // CONFIG_EXT_PARTITION
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    };
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const aom_prob av1_default_palette_uv_mode_prob[PALETTE_UV_MODE_CONTEXTS] = {
  253, 229
};
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// Trees to code palette color indices (for various palette sizes), and the
// corresponding probability tables for Y and UV planes.