libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_tokenize.c

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <assert.h>
 #include <math.h>
 #include <stdio.h>
 #include <string.h>
 
 #include "vpx_mem/vpx_mem.h"
 
 #include "vp9/common/vp9_entropy.h"
 #include "vp9/common/vp9_pred_common.h"
 #include "vp9/common/vp9_seg_common.h"
 
 #include "vp9/encoder/vp9_cost.h"
 #include "vp9/encoder/vp9_encoder.h"
 #include "vp9/encoder/vp9_tokenize.h"
 
-static TOKENVALUE dct_value_tokens[DCT_MAX_VALUE * 2];
-const TOKENVALUE *vp9_dct_value_tokens_ptr;
-static int16_t dct_value_cost[DCT_MAX_VALUE * 2];
-const int16_t *vp9_dct_value_cost_ptr;
-
-#if CONFIG_VP9_HIGHBITDEPTH
-static TOKENVALUE dct_value_tokens_high10[DCT_MAX_VALUE_HIGH10 * 2];
-const TOKENVALUE *vp9_dct_value_tokens_high10_ptr;
-static int16_t dct_value_cost_high10[DCT_MAX_VALUE_HIGH10 * 2];
-const int16_t *vp9_dct_value_cost_high10_ptr;
-
-static TOKENVALUE dct_value_tokens_high12[DCT_MAX_VALUE_HIGH12 * 2];
-const TOKENVALUE *vp9_dct_value_tokens_high12_ptr;
-static int16_t dct_value_cost_high12[DCT_MAX_VALUE_HIGH12 * 2];
-const int16_t *vp9_dct_value_cost_high12_ptr;
-#endif
+static const TOKENVALUE dct_cat_lt_10_value_tokens[] = {
+  {9, 63}, {9, 61}, {9, 59}, {9, 57}, {9, 55}, {9, 53}, {9, 51}, {9, 49},
+  {9, 47}, {9, 45}, {9, 43}, {9, 41}, {9, 39}, {9, 37}, {9, 35}, {9, 33},
+  {9, 31}, {9, 29}, {9, 27}, {9, 25}, {9, 23}, {9, 21}, {9, 19}, {9, 17},
+  {9, 15}, {9, 13}, {9, 11}, {9, 9}, {9, 7}, {9, 5}, {9, 3}, {9, 1},
+  {8, 31}, {8, 29}, {8, 27}, {8, 25}, {8, 23}, {8, 21},
+  {8, 19}, {8, 17}, {8, 15}, {8, 13}, {8, 11}, {8, 9},
+  {8, 7}, {8, 5}, {8, 3}, {8, 1},
+  {7, 15}, {7, 13}, {7, 11}, {7, 9}, {7, 7}, {7, 5}, {7, 3}, {7, 1},
+  {6, 7}, {6, 5}, {6, 3}, {6, 1}, {5, 3}, {5, 1},
+  {4, 1}, {3, 1}, {2, 1}, {1, 1}, {0, 0},
+  {1, 0},  {2, 0}, {3, 0}, {4, 0},
+  {5, 0}, {5, 2}, {6, 0}, {6, 2}, {6, 4}, {6, 6},
+  {7, 0}, {7, 2}, {7, 4}, {7, 6}, {7, 8}, {7, 10}, {7, 12}, {7, 14},
+  {8, 0}, {8, 2}, {8, 4}, {8, 6}, {8, 8}, {8, 10}, {8, 12},
+  {8, 14}, {8, 16}, {8, 18}, {8, 20}, {8, 22}, {8, 24},
+  {8, 26}, {8, 28}, {8, 30}, {9, 0}, {9, 2},
+  {9, 4}, {9, 6}, {9, 8}, {9, 10}, {9, 12}, {9, 14}, {9, 16},
+  {9, 18}, {9, 20}, {9, 22}, {9, 24}, {9, 26}, {9, 28},
+  {9, 30}, {9, 32}, {9, 34}, {9, 36}, {9, 38}, {9, 40},
+  {9, 42}, {9, 44}, {9, 46}, {9, 48}, {9, 50}, {9, 52},
+  {9, 54}, {9, 56}, {9, 58}, {9, 60}, {9, 62}
+};
+const TOKENVALUE *vp9_dct_cat_lt_10_value_tokens = dct_cat_lt_10_value_tokens +
+    (sizeof(dct_cat_lt_10_value_tokens) / sizeof(*dct_cat_lt_10_value_tokens))
+    / 2;
 
 // Array indices are identical to previously-existing CONTEXT_NODE indices
 const vp9_tree_index vp9_coef_tree[TREE_SIZE(ENTROPY_TOKENS)] = {
   -EOB_TOKEN, 2,                       // 0  = EOB
   -ZERO_TOKEN, 4,                      // 1  = ZERO
   -ONE_TOKEN, 6,                       // 2  = ONE
   8, 12,                               // 3  = LOW_VAL
   -TWO_TOKEN, 10,                      // 4  = TWO
   -THREE_TOKEN, -FOUR_TOKEN,           // 5  = THREE
   14, 16,                              // 6  = HIGH_LOW
   -CATEGORY1_TOKEN, -CATEGORY2_TOKEN,  // 7  = CAT_ONE
   18, 20,                              // 8  = CAT_THREEFOUR
   -CATEGORY3_TOKEN, -CATEGORY4_TOKEN,  // 9  = CAT_THREE
   -CATEGORY5_TOKEN, -CATEGORY6_TOKEN   // 10 = CAT_FIVE
 };
 
 // Unconstrained Node Tree
 const vp9_tree_index vp9_coef_con_tree[TREE_SIZE(ENTROPY_TOKENS)] = {
   2, 6,                                // 0 = LOW_VAL
   -TWO_TOKEN, 4,                       // 1 = TWO
   -THREE_TOKEN, -FOUR_TOKEN,           // 2 = THREE
   8, 10,                               // 3 = HIGH_LOW
   -CATEGORY1_TOKEN, -CATEGORY2_TOKEN,  // 4 = CAT_ONE
   12, 14,                              // 5 = CAT_THREEFOUR
   -CATEGORY3_TOKEN, -CATEGORY4_TOKEN,  // 6 = CAT_THREE
   -CATEGORY5_TOKEN, -CATEGORY6_TOKEN   // 7 = CAT_FIVE
 };
 
-static vp9_tree_index cat1[2], cat2[4], cat3[6], cat4[8], cat5[10], cat6[28];
+static const vp9_tree_index cat1[2] = {0, 0};
+static const vp9_tree_index cat2[4] = {2, 2, 0, 0};
+static const vp9_tree_index cat3[6] = {2, 2, 4, 4, 0, 0};
+static const vp9_tree_index cat4[8] = {2, 2, 4, 4, 6, 6, 0, 0};
+static const vp9_tree_index cat5[10] = {2, 2, 4, 4, 6, 6, 8, 8, 0, 0};
+static const vp9_tree_index cat6[28] = {2, 2, 4, 4, 6, 6, 8, 8, 10, 10, 12, 12,
+    14, 14, 16, 16, 18, 18, 20, 20, 22, 22, 24, 24, 26, 26, 0, 0};
+
+static const int16_t zero_cost[] = {0};
+static const int16_t one_cost[] = {255, 257};
+static const int16_t two_cost[] = {255, 257};
+static const int16_t three_cost[] = {255, 257};
+static const int16_t four_cost[] = {255, 257};
+static const int16_t cat1_cost[] = {429, 431, 616, 618};
+static const int16_t cat2_cost[] = {624, 626, 727, 729, 848, 850, 951, 953};
+static const int16_t cat3_cost[] = {
+  820, 822, 893, 895, 940, 942, 1013, 1015, 1096, 1098, 1169, 1171, 1216, 1218,
+  1289, 1291
+};
+static const int16_t cat4_cost[] = {
+  1032, 1034, 1075, 1077, 1105, 1107, 1148, 1150, 1194, 1196, 1237, 1239,
+  1267, 1269, 1310, 1312, 1328, 1330, 1371, 1373, 1401, 1403, 1444, 1446,
+  1490, 1492, 1533, 1535, 1563, 1565, 1606, 1608
+};
+static const int16_t cat5_cost[] = {
+  1269, 1271, 1283, 1285, 1306, 1308, 1320,
+  1322, 1347, 1349, 1361, 1363, 1384, 1386, 1398, 1400, 1443, 1445, 1457,
+  1459, 1480, 1482, 1494, 1496, 1521, 1523, 1535, 1537, 1558, 1560, 1572,
+  1574, 1592, 1594, 1606, 1608, 1629, 1631, 1643, 1645, 1670, 1672, 1684,
+  1686, 1707, 1709, 1721, 1723, 1766, 1768, 1780, 1782, 1803, 1805, 1817,
+  1819, 1844, 1846, 1858, 1860, 1881, 1883, 1895, 1897
+};
+const int16_t vp9_cat6_low_cost[256] = {
+  1638, 1640, 1646, 1648, 1652, 1654, 1660, 1662,
+  1670, 1672, 1678, 1680, 1684, 1686, 1692, 1694, 1711, 1713, 1719, 1721,
+  1725, 1727, 1733, 1735, 1743, 1745, 1751, 1753, 1757, 1759, 1765, 1767,
+  1787, 1789, 1795, 1797, 1801, 1803, 1809, 1811, 1819, 1821, 1827, 1829,
+  1833, 1835, 1841, 1843, 1860, 1862, 1868, 1870, 1874, 1876, 1882, 1884,
+  1892, 1894, 1900, 1902, 1906, 1908, 1914, 1916, 1940, 1942, 1948, 1950,
+  1954, 1956, 1962, 1964, 1972, 1974, 1980, 1982, 1986, 1988, 1994, 1996,
+  2013, 2015, 2021, 2023, 2027, 2029, 2035, 2037, 2045, 2047, 2053, 2055,
+  2059, 2061, 2067, 2069, 2089, 2091, 2097, 2099, 2103, 2105, 2111, 2113,
+  2121, 2123, 2129, 2131, 2135, 2137, 2143, 2145, 2162, 2164, 2170, 2172,
+  2176, 2178, 2184, 2186, 2194, 2196, 2202, 2204, 2208, 2210, 2216, 2218,
+  2082, 2084, 2090, 2092, 2096, 2098, 2104, 2106, 2114, 2116, 2122, 2124,
+  2128, 2130, 2136, 2138, 2155, 2157, 2163, 2165, 2169, 2171, 2177, 2179,
+  2187, 2189, 2195, 2197, 2201, 2203, 2209, 2211, 2231, 2233, 2239, 2241,
+  2245, 2247, 2253, 2255, 2263, 2265, 2271, 2273, 2277, 2279, 2285, 2287,
+  2304, 2306, 2312, 2314, 2318, 2320, 2326, 2328, 2336, 2338, 2344, 2346,
+  2350, 2352, 2358, 2360, 2384, 2386, 2392, 2394, 2398, 2400, 2406, 2408,
+  2416, 2418, 2424, 2426, 2430, 2432, 2438, 2440, 2457, 2459, 2465, 2467,
+  2471, 2473, 2479, 2481, 2489, 2491, 2497, 2499, 2503, 2505, 2511, 2513,
+  2533, 2535, 2541, 2543, 2547, 2549, 2555, 2557, 2565, 2567, 2573, 2575,
+  2579, 2581, 2587, 2589, 2606, 2608, 2614, 2616, 2620, 2622, 2628, 2630,
+  2638, 2640, 2646, 2648, 2652, 2654, 2660, 2662
+};
+const int16_t vp9_cat6_high_cost[128] = {
+  72, 892, 1183, 2003, 1448, 2268, 2559, 3379,
+  1709, 2529, 2820, 3640, 3085, 3905, 4196, 5016, 2118, 2938, 3229, 4049,
+  3494, 4314, 4605, 5425, 3755, 4575, 4866, 5686, 5131, 5951, 6242, 7062,
+  2118, 2938, 3229, 4049, 3494, 4314, 4605, 5425, 3755, 4575, 4866, 5686,
+  5131, 5951, 6242, 7062, 4164, 4984, 5275, 6095, 5540, 6360, 6651, 7471,
+  5801, 6621, 6912, 7732, 7177, 7997, 8288, 9108, 2118, 2938, 3229, 4049,
+  3494, 4314, 4605, 5425, 3755, 4575, 4866, 5686, 5131, 5951, 6242, 7062,
+  4164, 4984, 5275, 6095, 5540, 6360, 6651, 7471, 5801, 6621, 6912, 7732,
+  7177, 7997, 8288, 9108, 4164, 4984, 5275, 6095, 5540, 6360, 6651, 7471,
+  5801, 6621, 6912, 7732, 7177, 7997, 8288, 9108, 6210, 7030, 7321, 8141,
+  7586, 8406, 8697, 9517, 7847, 8667, 8958, 9778, 9223, 10043, 10334, 11154
+};
 
 #if CONFIG_VP9_HIGHBITDEPTH
-static vp9_tree_index cat1_high10[2];
-static vp9_tree_index cat2_high10[4];
-static vp9_tree_index cat3_high10[6];
-static vp9_tree_index cat4_high10[8];
-static vp9_tree_index cat5_high10[10];
-static vp9_tree_index cat6_high10[32];
-static vp9_tree_index cat1_high12[2];
-static vp9_tree_index cat2_high12[4];
-static vp9_tree_index cat3_high12[6];
-static vp9_tree_index cat4_high12[8];
-static vp9_tree_index cat5_high12[10];
-static vp9_tree_index cat6_high12[36];
+const int16_t vp9_cat6_high10_high_cost[512] = {
+  74, 894, 1185, 2005, 1450, 2270, 2561,
+  3381, 1711, 2531, 2822, 3642, 3087, 3907, 4198, 5018, 2120, 2940, 3231,
+  4051, 3496, 4316, 4607, 5427, 3757, 4577, 4868, 5688, 5133, 5953, 6244,
+  7064, 2120, 2940, 3231, 4051, 3496, 4316, 4607, 5427, 3757, 4577, 4868,
+  5688, 5133, 5953, 6244, 7064, 4166, 4986, 5277, 6097, 5542, 6362, 6653,
+  7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290, 9110, 2120, 2940, 3231,
+  4051, 3496, 4316, 4607, 5427, 3757, 4577, 4868, 5688, 5133, 5953, 6244,
+  7064, 4166, 4986, 5277, 6097, 5542, 6362, 6653, 7473, 5803, 6623, 6914,
+  7734, 7179, 7999, 8290, 9110, 4166, 4986, 5277, 6097, 5542, 6362, 6653,
+  7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290, 9110, 6212, 7032, 7323,
+  8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960, 9780, 9225, 10045, 10336,
+  11156, 2120, 2940, 3231, 4051, 3496, 4316, 4607, 5427, 3757, 4577, 4868,
+  5688, 5133, 5953, 6244, 7064, 4166, 4986, 5277, 6097, 5542, 6362, 6653,
+  7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290, 9110, 4166, 4986, 5277,
+  6097, 5542, 6362, 6653, 7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290,
+  9110, 6212, 7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960,
+  9780, 9225, 10045, 10336, 11156, 4166, 4986, 5277, 6097, 5542, 6362, 6653,
+  7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290, 9110, 6212, 7032, 7323,
+  8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960, 9780, 9225, 10045, 10336,
+  11156, 6212, 7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960,
+  9780, 9225, 10045, 10336, 11156, 8258, 9078, 9369, 10189, 9634, 10454,
+  10745, 11565, 9895, 10715, 11006, 11826, 11271, 12091, 12382, 13202, 2120,
+  2940, 3231, 4051, 3496, 4316, 4607, 5427, 3757, 4577, 4868, 5688, 5133,
+  5953, 6244, 7064, 4166, 4986, 5277, 6097, 5542, 6362, 6653, 7473, 5803,
+  6623, 6914, 7734, 7179, 7999, 8290, 9110, 4166, 4986, 5277, 6097, 5542,
+  6362, 6653, 7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290, 9110, 6212,
+  7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960, 9780, 9225,
+  10045, 10336, 11156, 4166, 4986, 5277, 6097, 5542, 6362, 6653, 7473, 5803,
+  6623, 6914, 7734, 7179, 7999, 8290, 9110, 6212, 7032, 7323, 8143, 7588,
+  8408, 8699, 9519, 7849, 8669, 8960, 9780, 9225, 10045, 10336, 11156, 6212,
+  7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960, 9780, 9225,
+  10045, 10336, 11156, 8258, 9078, 9369, 10189, 9634, 10454, 10745, 11565,
+  9895, 10715, 11006, 11826, 11271, 12091, 12382, 13202, 4166, 4986, 5277,
+  6097, 5542, 6362, 6653, 7473, 5803, 6623, 6914, 7734, 7179, 7999, 8290,
+  9110, 6212, 7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669, 8960,
+  9780, 9225, 10045, 10336, 11156, 6212, 7032, 7323, 8143, 7588, 8408, 8699,
+  9519, 7849, 8669, 8960, 9780, 9225, 10045, 10336, 11156, 8258, 9078, 9369,
+  10189, 9634, 10454, 10745, 11565, 9895, 10715, 11006, 11826, 11271, 12091,
+  12382, 13202, 6212, 7032, 7323, 8143, 7588, 8408, 8699, 9519, 7849, 8669,
+  8960, 9780, 9225, 10045, 10336, 11156, 8258, 9078, 9369, 10189, 9634, 10454,
+  10745, 11565, 9895, 10715, 11006, 11826, 11271, 12091, 12382, 13202, 8258,
+  9078, 9369, 10189, 9634, 10454, 10745, 11565, 9895, 10715, 11006, 11826,
+  11271, 12091, 12382, 13202, 10304, 11124, 11415, 12235, 11680, 12500, 12791,
+  13611, 11941, 12761, 13052, 13872, 13317, 14137, 14428, 15248,
+};
+const int16_t vp9_cat6_high12_high_cost[2048] = {
+  76, 896, 1187, 2007, 1452, 2272, 2563,
+  3383, 1713, 2533, 2824, 3644, 3089, 3909, 4200, 5020, 2122, 2942, 3233,
+  4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870, 5690, 5135, 5955, 6246,
+  7066, 2122, 2942, 3233, 4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870,
+  5690, 5135, 5955, 6246, 7066, 4168, 4988, 5279, 6099, 5544, 6364, 6655,
+  7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 2122, 2942, 3233,
+  4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870, 5690, 5135, 5955, 6246,
+  7066, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916,
+  7736, 7181, 8001, 8292, 9112, 4168, 4988, 5279, 6099, 5544, 6364, 6655,
+  7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325,
+  8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338,
+  11158, 2122, 2942, 3233, 4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870,
+  5690, 5135, 5955, 6246, 7066, 4168, 4988, 5279, 6099, 5544, 6364, 6655,
+  7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 4168, 4988, 5279,
+  6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292,
+  9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962,
+  9782, 9227, 10047, 10338, 11158, 4168, 4988, 5279, 6099, 5544, 6364, 6655,
+  7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325,
+  8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338,
+  11158, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962,
+  9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456,
+  10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 2122,
+  2942, 3233, 4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870, 5690, 5135,
+  5955, 6246, 7066, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805,
+  6625, 6916, 7736, 7181, 8001, 8292, 9112, 4168, 4988, 5279, 6099, 5544,
+  6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214,
+  7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227,
+  10047, 10338, 11158, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805,
+  6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145, 7590,
+  8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 6214,
+  7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227,
+  10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567,
+  9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 4168, 4988, 5279,
+  6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292,
+  9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962,
+  9782, 9227, 10047, 10338, 11158, 6214, 7034, 7325, 8145, 7590, 8410, 8701,
+  9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371,
+  10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093,
+  12384, 13204, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671,
+  8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456,
+  10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 8260,
+  9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828,
+  11273, 12093, 12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793,
+  13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 2122, 2942,
+  3233, 4053, 3498, 4318, 4609, 5429, 3759, 4579, 4870, 5690, 5135, 5955,
+  6246, 7066, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625,
+  6916, 7736, 7181, 8001, 8292, 9112, 4168, 4988, 5279, 6099, 5544, 6364,
+  6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034,
+  7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047,
+  10338, 11158, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625,
+  6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145, 7590, 8410,
+  8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 6214, 7034,
+  7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047,
+  10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897,
+  10717, 11008, 11828, 11273, 12093, 12384, 13204, 4168, 4988, 5279, 6099,
+  5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112,
+  6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782,
+  9227, 10047, 10338, 11158, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521,
+  7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191,
+  9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384,
+  13204, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962,
+  9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456,
+  10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 8260,
+  9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828,
+  11273, 12093, 12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793,
+  13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 4168, 4988,
+  5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001,
+  8292, 9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671,
+  8962, 9782, 9227, 10047, 10338, 11158, 6214, 7034, 7325, 8145, 7590, 8410,
+  8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080,
+  9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273,
+  12093, 12384, 13204, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851,
+  8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636,
+  10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204,
+  8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008,
+  11828, 11273, 12093, 12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502,
+  12793, 13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 6214,
+  7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227,
+  10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567,
+  9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 8260, 9080, 9371,
+  10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093,
+  12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943,
+  12763, 13054, 13874, 13319, 14139, 14430, 15250, 8260, 9080, 9371, 10191,
+  9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384,
+  13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763,
+  13054, 13874, 13319, 14139, 14430, 15250, 10306, 11126, 11417, 12237, 11682,
+  12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250,
+  12352, 13172, 13463, 14283, 13728, 14548, 14839, 15659, 13989, 14809, 15100,
+  15920, 15365, 16185, 16476, 17296, 2122, 2942, 3233, 4053, 3498, 4318, 4609,
+  5429, 3759, 4579, 4870, 5690, 5135, 5955, 6246, 7066, 4168, 4988, 5279,
+  6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292,
+  9112, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916,
+  7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701,
+  9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 4168, 4988, 5279,
+  6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916, 7736, 7181, 8001, 8292,
+  9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962,
+  9782, 9227, 10047, 10338, 11158, 6214, 7034, 7325, 8145, 7590, 8410, 8701,
+  9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371,
+  10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093,
+  12384, 13204, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625,
+  6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145, 7590, 8410,
+  8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 6214, 7034,
+  7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047,
+  10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897,
+  10717, 11008, 11828, 11273, 12093, 12384, 13204, 6214, 7034, 7325, 8145,
+  7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158,
+  8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008,
+  11828, 11273, 12093, 12384, 13204, 8260, 9080, 9371, 10191, 9636, 10456,
+  10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306,
+  11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874,
+  13319, 14139, 14430, 15250, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475,
+  5805, 6625, 6916, 7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145,
+  7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158,
+  6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782,
+  9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747,
+  11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 6214, 7034,
+  7325, 8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047,
+  10338, 11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897,
+  10717, 11008, 11828, 11273, 12093, 12384, 13204, 8260, 9080, 9371, 10191,
+  9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384,
+  13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763,
+  13054, 13874, 13319, 14139, 14430, 15250, 6214, 7034, 7325, 8145, 7590,
+  8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260,
+  9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828,
+  11273, 12093, 12384, 13204, 8260, 9080, 9371, 10191, 9636, 10456, 10747,
+  11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306, 11126,
+  11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319,
+  14139, 14430, 15250, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567,
+  9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306, 11126, 11417,
+  12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319, 14139,
+  14430, 15250, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943,
+  12763, 13054, 13874, 13319, 14139, 14430, 15250, 12352, 13172, 13463, 14283,
+  13728, 14548, 14839, 15659, 13989, 14809, 15100, 15920, 15365, 16185, 16476,
+  17296, 4168, 4988, 5279, 6099, 5544, 6364, 6655, 7475, 5805, 6625, 6916,
+  7736, 7181, 8001, 8292, 9112, 6214, 7034, 7325, 8145, 7590, 8410, 8701,
+  9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 6214, 7034, 7325,
+  8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338,
+  11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717,
+  11008, 11828, 11273, 12093, 12384, 13204, 6214, 7034, 7325, 8145, 7590,
+  8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260,
+  9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828,
+  11273, 12093, 12384, 13204, 8260, 9080, 9371, 10191, 9636, 10456, 10747,
+  11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306, 11126,
+  11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319,
+  14139, 14430, 15250, 6214, 7034, 7325, 8145, 7590, 8410, 8701, 9521, 7851,
+  8671, 8962, 9782, 9227, 10047, 10338, 11158, 8260, 9080, 9371, 10191, 9636,
+  10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204,
+  8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008,
+  11828, 11273, 12093, 12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502,
+  12793, 13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 8260,
+  9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717, 11008, 11828,
+  11273, 12093, 12384, 13204, 10306, 11126, 11417, 12237, 11682, 12502, 12793,
+  13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 10306, 11126,
+  11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319,
+  14139, 14430, 15250, 12352, 13172, 13463, 14283, 13728, 14548, 14839, 15659,
+  13989, 14809, 15100, 15920, 15365, 16185, 16476, 17296, 6214, 7034, 7325,
+  8145, 7590, 8410, 8701, 9521, 7851, 8671, 8962, 9782, 9227, 10047, 10338,
+  11158, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567, 9897, 10717,
+  11008, 11828, 11273, 12093, 12384, 13204, 8260, 9080, 9371, 10191, 9636,
+  10456, 10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204,
+  10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054,
+  13874, 13319, 14139, 14430, 15250, 8260, 9080, 9371, 10191, 9636, 10456,
+  10747, 11567, 9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306,
+  11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874,
+  13319, 14139, 14430, 15250, 10306, 11126, 11417, 12237, 11682, 12502, 12793,
+  13613, 11943, 12763, 13054, 13874, 13319, 14139, 14430, 15250, 12352, 13172,
+  13463, 14283, 13728, 14548, 14839, 15659, 13989, 14809, 15100, 15920, 15365,
+  16185, 16476, 17296, 8260, 9080, 9371, 10191, 9636, 10456, 10747, 11567,
+  9897, 10717, 11008, 11828, 11273, 12093, 12384, 13204, 10306, 11126, 11417,
+  12237, 11682, 12502, 12793, 13613, 11943, 12763, 13054, 13874, 13319, 14139,
+  14430, 15250, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943,
+  12763, 13054, 13874, 13319, 14139, 14430, 15250, 12352, 13172, 13463, 14283,
+  13728, 14548, 14839, 15659, 13989, 14809, 15100, 15920, 15365, 16185, 16476,
+  17296, 10306, 11126, 11417, 12237, 11682, 12502, 12793, 13613, 11943, 12763,
+  13054, 13874, 13319, 14139, 14430, 15250, 12352, 13172, 13463, 14283, 13728,
+  14548, 14839, 15659, 13989, 14809, 15100, 15920, 15365, 16185, 16476, 17296,
+  12352, 13172, 13463, 14283, 13728, 14548, 14839, 15659, 13989, 14809, 15100,
+  15920, 15365, 16185, 16476, 17296, 14398, 15218, 15509, 16329, 15774, 16594,
+  16885, 17705, 16035, 16855, 17146, 17966, 17411, 18231, 18522, 19342
+};
 #endif
 
-static void init_bit_tree(vp9_tree_index *p, int n) {
-  int i = 0;
-
-  while (++i < n) {
-    p[0] = p[1] = i << 1;
-    p += 2;
-  }
-
-  p[0] = p[1] = 0;
-}
-
-static void init_bit_trees() {
-  init_bit_tree(cat1, 1);
-  init_bit_tree(cat2, 2);
-  init_bit_tree(cat3, 3);
-  init_bit_tree(cat4, 4);
-  init_bit_tree(cat5, 5);
-  init_bit_tree(cat6, 14);
 #if CONFIG_VP9_HIGHBITDEPTH
-  init_bit_tree(cat1_high10, 1);
-  init_bit_tree(cat2_high10, 2);
-  init_bit_tree(cat3_high10, 3);
-  init_bit_tree(cat4_high10, 4);
-  init_bit_tree(cat5_high10, 5);
-  init_bit_tree(cat6_high10, 16);
-  init_bit_tree(cat1_high12, 1);
-  init_bit_tree(cat2_high12, 2);
-  init_bit_tree(cat3_high12, 3);
-  init_bit_tree(cat4_high12, 4);
-  init_bit_tree(cat5_high12, 5);
-  init_bit_tree(cat6_high12, 18);
+static const vp9_tree_index cat1_high10[2] = {0, 0};
+static const vp9_tree_index cat2_high10[4] = {2, 2, 0, 0};
+static const vp9_tree_index cat3_high10[6] = {2, 2, 4, 4, 0, 0};
+static const vp9_tree_index cat4_high10[8] = {2, 2, 4, 4, 6, 6, 0, 0};
+static const vp9_tree_index cat5_high10[10] = {2, 2, 4, 4, 6, 6, 8, 8, 0, 0};
+static const vp9_tree_index cat6_high10[32] = {2, 2, 4, 4, 6, 6, 8, 8, 10, 10,
+  12, 12, 14, 14, 16, 16, 18, 18, 20, 20, 22, 22, 24, 24, 26, 26, 28, 28,
+  30, 30, 0, 0};
+static const vp9_tree_index cat1_high12[2] = {0, 0};
+static const vp9_tree_index cat2_high12[4] = {2, 2, 0, 0};
+static const vp9_tree_index cat3_high12[6] = {2, 2, 4, 4, 0, 0};
+static const vp9_tree_index cat4_high12[8] = {2, 2, 4, 4, 6, 6, 0, 0};
+static const vp9_tree_index cat5_high12[10] = {2, 2, 4, 4, 6, 6, 8, 8, 0, 0};
+static const vp9_tree_index cat6_high12[36] = {2, 2, 4, 4, 6, 6, 8, 8, 10, 10,
+  12, 12, 14, 14, 16, 16, 18, 18, 20, 20, 22, 22, 24, 24, 26, 26, 28, 28,
+  30, 30, 32, 32, 34, 34, 0, 0};
 #endif
-}
 
 const vp9_extra_bit vp9_extra_bits[ENTROPY_TOKENS] = {
-  {0, 0, 0, 0},                              // ZERO_TOKEN
-  {0, 0, 0, 1},                              // ONE_TOKEN
-  {0, 0, 0, 2},                              // TWO_TOKEN
-  {0, 0, 0, 3},                              // THREE_TOKEN
-  {0, 0, 0, 4},                              // FOUR_TOKEN
-  {cat1, vp9_cat1_prob, 1,  CAT1_MIN_VAL},   // CATEGORY1_TOKEN
-  {cat2, vp9_cat2_prob, 2,  CAT2_MIN_VAL},   // CATEGORY2_TOKEN
-  {cat3, vp9_cat3_prob, 3,  CAT3_MIN_VAL},   // CATEGORY3_TOKEN
-  {cat4, vp9_cat4_prob, 4,  CAT4_MIN_VAL},   // CATEGORY4_TOKEN
-  {cat5, vp9_cat5_prob, 5,  CAT5_MIN_VAL},   // CATEGORY5_TOKEN
-  {cat6, vp9_cat6_prob, 14, CAT6_MIN_VAL},   // CATEGORY6_TOKEN
-  {0, 0, 0, 0}                               // EOB_TOKEN
+  {0, 0, 0, 0, zero_cost},                             // ZERO_TOKEN
+  {0, 0, 0, 1, one_cost},                              // ONE_TOKEN
+  {0, 0, 0, 2, two_cost},                              // TWO_TOKEN
+  {0, 0, 0, 3, three_cost},                            // THREE_TOKEN
+  {0, 0, 0, 4, four_cost},                             // FOUR_TOKEN
+  {cat1, vp9_cat1_prob, 1,  CAT1_MIN_VAL, cat1_cost},  // CATEGORY1_TOKEN
+  {cat2, vp9_cat2_prob, 2,  CAT2_MIN_VAL, cat2_cost},  // CATEGORY2_TOKEN
+  {cat3, vp9_cat3_prob, 3,  CAT3_MIN_VAL, cat3_cost},  // CATEGORY3_TOKEN
+  {cat4, vp9_cat4_prob, 4,  CAT4_MIN_VAL, cat4_cost},  // CATEGORY4_TOKEN
+  {cat5, vp9_cat5_prob, 5,  CAT5_MIN_VAL, cat5_cost},  // CATEGORY5_TOKEN
+  {cat6, vp9_cat6_prob, 14, CAT6_MIN_VAL, 0},          // CATEGORY6_TOKEN
+  {0, 0, 0, 0, zero_cost}                              // EOB_TOKEN
 };
 
 #if CONFIG_VP9_HIGHBITDEPTH
 const vp9_extra_bit vp9_extra_bits_high10[ENTROPY_TOKENS] = {
-  {0, 0, 0, 0},                                            // ZERO_TOKEN
-  {0, 0, 0, 1},                                            // ONE_TOKEN
-  {0, 0, 0, 2},                                            // TWO_TOKEN
-  {0, 0, 0, 3},                                            // THREE_TOKEN
-  {0, 0, 0, 4},                                            // FOUR_TOKEN
-  {cat1_high10, vp9_cat1_prob_high10, 1,  CAT1_MIN_VAL},   // CATEGORY1_TOKEN
-  {cat2_high10, vp9_cat2_prob_high10, 2,  CAT2_MIN_VAL},   // CATEGORY2_TOKEN
-  {cat3_high10, vp9_cat3_prob_high10, 3,  CAT3_MIN_VAL},   // CATEGORY3_TOKEN
-  {cat4_high10, vp9_cat4_prob_high10, 4,  CAT4_MIN_VAL},   // CATEGORY4_TOKEN
-  {cat5_high10, vp9_cat5_prob_high10, 5,  CAT5_MIN_VAL},   // CATEGORY5_TOKEN
-  {cat6_high10, vp9_cat6_prob_high10, 16, CAT6_MIN_VAL},   // CATEGORY6_TOKEN
-  {0, 0, 0, 0}                                             // EOB_TOKEN
+  {0, 0, 0, 0, zero_cost},                                           // ZERO
+  {0, 0, 0, 1, one_cost},                                            // ONE
+  {0, 0, 0, 2, two_cost},                                            // TWO
+  {0, 0, 0, 3, three_cost},                                          // THREE
+  {0, 0, 0, 4, four_cost},                                           // FOUR
+  {cat1_high10, vp9_cat1_prob_high10, 1,  CAT1_MIN_VAL, cat1_cost},  // CAT1
+  {cat2_high10, vp9_cat2_prob_high10, 2,  CAT2_MIN_VAL, cat2_cost},  // CAT2
+  {cat3_high10, vp9_cat3_prob_high10, 3,  CAT3_MIN_VAL, cat3_cost},  // CAT3
+  {cat4_high10, vp9_cat4_prob_high10, 4,  CAT4_MIN_VAL, cat4_cost},  // CAT4
+  {cat5_high10, vp9_cat5_prob_high10, 5,  CAT5_MIN_VAL, cat5_cost},  // CAT5
+  {cat6_high10, vp9_cat6_prob_high10, 16, CAT6_MIN_VAL, 0},          // CAT6
+  {0, 0, 0, 0, zero_cost}                                            // EOB
 };
 const vp9_extra_bit vp9_extra_bits_high12[ENTROPY_TOKENS] = {
-  {0, 0, 0, 0},                                            // ZERO_TOKEN
-  {0, 0, 0, 1},                                            // ONE_TOKEN
-  {0, 0, 0, 2},                                            // TWO_TOKEN
-  {0, 0, 0, 3},                                            // THREE_TOKEN
-  {0, 0, 0, 4},                                            // FOUR_TOKEN
-  {cat1_high12, vp9_cat1_prob_high12, 1,  CAT1_MIN_VAL},   // CATEGORY1_TOKEN
-  {cat2_high12, vp9_cat2_prob_high12, 2,  CAT2_MIN_VAL},   // CATEGORY2_TOKEN
-  {cat3_high12, vp9_cat3_prob_high12, 3,  CAT3_MIN_VAL},   // CATEGORY3_TOKEN
-  {cat4_high12, vp9_cat4_prob_high12, 4,  CAT4_MIN_VAL},   // CATEGORY4_TOKEN
-  {cat5_high12, vp9_cat5_prob_high12, 5,  CAT5_MIN_VAL},   // CATEGORY5_TOKEN
-  {cat6_high12, vp9_cat6_prob_high12, 18, CAT6_MIN_VAL},   // CATEGORY6_TOKEN
-  {0, 0, 0, 0}                                             // EOB_TOKEN
+  {0, 0, 0, 0, zero_cost},                                           // ZERO
+  {0, 0, 0, 1, one_cost},                                            // ONE
+  {0, 0, 0, 2, two_cost},                                            // TWO
+  {0, 0, 0, 3, three_cost},                                          // THREE
+  {0, 0, 0, 4, four_cost},                                           // FOUR
+  {cat1_high12, vp9_cat1_prob_high12, 1,  CAT1_MIN_VAL, cat1_cost},  // CAT1
+  {cat2_high12, vp9_cat2_prob_high12, 2,  CAT2_MIN_VAL, cat2_cost},  // CAT2
+  {cat3_high12, vp9_cat3_prob_high12, 3,  CAT3_MIN_VAL, cat3_cost},  // CAT3
+  {cat4_high12, vp9_cat4_prob_high12, 4,  CAT4_MIN_VAL, cat4_cost},  // CAT4
+  {cat5_high12, vp9_cat5_prob_high12, 5,  CAT5_MIN_VAL, cat5_cost},  // CAT5
+  {cat6_high12, vp9_cat6_prob_high12, 18, CAT6_MIN_VAL, 0},          // CAT6
+  {0, 0, 0, 0, zero_cost}                                            // EOB
 };
 #endif
 
-struct vp9_token vp9_coef_encodings[ENTROPY_TOKENS];
-
-void vp9_coef_tree_initialize() {
-  init_bit_trees();
-  vp9_tokens_from_tree(vp9_coef_encodings, vp9_coef_tree);
-}
-
-static void tokenize_init_one(TOKENVALUE *t, const vp9_extra_bit *const e,
-                              int16_t *value_cost, int max_value) {
-  int i = -max_value;
-  int sign = 1;
-
-  do {
-    if (!i)
-      sign = 0;
-
-    {
-      const int a = sign ? -i : i;
-      int eb = sign;
-
-      if (a > 4) {
-        int j = 4;
-
-        while (++j < 11  &&  e[j].base_val <= a) {}
-
-        t[i].token = --j;
-        eb |= (a - e[j].base_val) << 1;
-      } else {
-        t[i].token = a;
-      }
-      t[i].extra = eb;
-    }
-
-    // initialize the cost for extra bits for all possible coefficient value.
-    {
-      int cost = 0;
-      const vp9_extra_bit *p = &e[t[i].token];
-
-      if (p->base_val) {
-        const int extra = t[i].extra;
-        const int length = p->len;
-
-        if (length)
-          cost += treed_cost(p->tree, p->prob, extra >> 1, length);
-
-        cost += vp9_cost_bit(vp9_prob_half, extra & 1); /* sign */
-        value_cost[i] = cost;
-      }
-    }
-  } while (++i < max_value);
-}
-
-void vp9_tokenize_initialize() {
-  vp9_dct_value_tokens_ptr = dct_value_tokens + DCT_MAX_VALUE;
-  vp9_dct_value_cost_ptr = dct_value_cost + DCT_MAX_VALUE;
-
-  tokenize_init_one(dct_value_tokens + DCT_MAX_VALUE, vp9_extra_bits,
-                    dct_value_cost + DCT_MAX_VALUE, DCT_MAX_VALUE);
-#if CONFIG_VP9_HIGHBITDEPTH
-  vp9_dct_value_tokens_high10_ptr = dct_value_tokens_high10 +
-      DCT_MAX_VALUE_HIGH10;
-  vp9_dct_value_cost_high10_ptr = dct_value_cost_high10 + DCT_MAX_VALUE_HIGH10;
-
-  tokenize_init_one(dct_value_tokens_high10 + DCT_MAX_VALUE_HIGH10,
-                    vp9_extra_bits_high10,
-                    dct_value_cost_high10 + DCT_MAX_VALUE_HIGH10,
-                    DCT_MAX_VALUE_HIGH10);
-  vp9_dct_value_tokens_high12_ptr = dct_value_tokens_high12 +
-      DCT_MAX_VALUE_HIGH12;
-  vp9_dct_value_cost_high12_ptr = dct_value_cost_high12 + DCT_MAX_VALUE_HIGH12;
-
-  tokenize_init_one(dct_value_tokens_high12 + DCT_MAX_VALUE_HIGH12,
-                    vp9_extra_bits_high12,
-                    dct_value_cost_high12 + DCT_MAX_VALUE_HIGH12,
-                    DCT_MAX_VALUE_HIGH12);
-#endif
-}
+const struct vp9_token vp9_coef_encodings[ENTROPY_TOKENS] = {
+  {2, 2}, {6, 3}, {28, 5}, {58, 6}, {59, 6}, {60, 6}, {61, 6}, {124, 7},
+  {125, 7}, {126, 7}, {127, 7}, {0, 1}
+};
+
 
 struct tokenize_b_args {
   VP9_COMP *cpi;
   ThreadData *td;
   TOKENEXTRA **tp;
 };
 
 static void set_entropy_context_b(int plane, int block, BLOCK_SIZE plane_bsize,
                                   TX_SIZE tx_size, void *arg) {
   struct tokenize_b_args* const args = arg;
@@ skipping 61 matching lines @@
   const scan_order *so;
   const int ref = is_inter_block(mbmi);
   unsigned int (*const counts)[COEFF_CONTEXTS][ENTROPY_TOKENS] =
       td->rd_counts.coef_counts[tx_size][type][ref];
   vp9_prob (*const coef_probs)[COEFF_CONTEXTS][UNCONSTRAINED_NODES] =
       cpi->common.fc->coef_probs[tx_size][type][ref];
   unsigned int (*const eob_branch)[COEFF_CONTEXTS] =
       td->counts->eob_branch[tx_size][type][ref];
   const uint8_t *const band = get_band_translate(tx_size);
   const int seg_eob = get_tx_eob(&cpi->common.seg, segment_id, tx_size);
-  const TOKENVALUE *dct_value_tokens;
-
+  int16_t token;
+  EXTRABIT extra;
   int aoff, loff;
   txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &aoff, &loff);
 
   pt = get_entropy_context(tx_size, pd->above_context + aoff,
                            pd->left_context + loff);
   so = get_scan(xd, tx_size, type, block);
   scan = so->scan;
   nb = so->neighbors;
   c = 0;
-#if CONFIG_VP9_HIGHBITDEPTH
-  if (cpi->common.profile >= PROFILE_2) {
-    dct_value_tokens = (cpi->common.bit_depth == VPX_BITS_10 ?
-                        vp9_dct_value_tokens_high10_ptr :
-                        vp9_dct_value_tokens_high12_ptr);
-  } else {
-    dct_value_tokens = vp9_dct_value_tokens_ptr;
-  }
-#else
-  dct_value_tokens = vp9_dct_value_tokens_ptr;
-#endif
 
   while (c < eob) {
     int v = 0;
     int skip_eob = 0;
     v = qcoeff[scan[c]];
 
     while (!v) {
       add_token_no_extra(&t, coef_probs[band[c]][pt], ZERO_TOKEN, skip_eob,
                          counts[band[c]][pt]);
       eob_branch[band[c]][pt] += !skip_eob;
 
       skip_eob = 1;
       token_cache[scan[c]] = 0;
       ++c;
       pt = get_coef_context(nb, token_cache, c);
       v = qcoeff[scan[c]];
     }
 
-    add_token(&t, coef_probs[band[c]][pt],
-              dct_value_tokens[v].extra,
-              (uint8_t)dct_value_tokens[v].token,
-              (uint8_t)skip_eob,
-              counts[band[c]][pt]);
+    vp9_get_token_extra(v, &token, &extra);
+
+    add_token(&t, coef_probs[band[c]][pt], extra, (uint8_t)token,
+              (uint8_t)skip_eob, counts[band[c]][pt]);
     eob_branch[band[c]][pt] += !skip_eob;
 
-    token_cache[scan[c]] = vp9_pt_energy_class[dct_value_tokens[v].token];
+    token_cache[scan[c]] = vp9_pt_energy_class[token];
     ++c;
     pt = get_coef_context(nb, token_cache, c);
   }
   if (c < seg_eob) {
     add_token_no_extra(&t, coef_probs[band[c]][pt], EOB_TOKEN, 0,
                        counts[band[c]][pt]);
     ++eob_branch[band[c]][pt];
   }
 
   *tp = t;
@@ skipping 63 matching lines @@
   }
 
   if (!dry_run) {
     td->counts->skip[ctx][0] += skip_inc;
     vp9_foreach_transformed_block(xd, bsize, tokenize_b, &arg);
   } else {
     vp9_foreach_transformed_block(xd, bsize, set_entropy_context_b, &arg);
     *t = t_backup;
   }
 }