501 lines
25 KiB
C
501 lines
25 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <assert.h>
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#include <math.h>
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#include <stdio.h>
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#include <string.h>
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#include "vpx_mem/vpx_mem.h"
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#include "vp9/common/vp9_entropy.h"
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#include "vp9/common/vp9_pred_common.h"
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#include "vp9/common/vp9_scan.h"
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#include "vp9/encoder/vp9_cost.h"
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#include "vp9/encoder/vp9_encoder.h"
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#include "vp9/encoder/vp9_tokenize.h"
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static const TOKENVALUE dct_cat_lt_10_value_tokens[] = {
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{9, 63}, {9, 61}, {9, 59}, {9, 57}, {9, 55}, {9, 53}, {9, 51}, {9, 49},
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{9, 47}, {9, 45}, {9, 43}, {9, 41}, {9, 39}, {9, 37}, {9, 35}, {9, 33},
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{9, 31}, {9, 29}, {9, 27}, {9, 25}, {9, 23}, {9, 21}, {9, 19}, {9, 17},
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{9, 15}, {9, 13}, {9, 11}, {9, 9}, {9, 7}, {9, 5}, {9, 3}, {9, 1},
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{8, 31}, {8, 29}, {8, 27}, {8, 25}, {8, 23}, {8, 21},
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{8, 19}, {8, 17}, {8, 15}, {8, 13}, {8, 11}, {8, 9},
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{8, 7}, {8, 5}, {8, 3}, {8, 1},
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{7, 15}, {7, 13}, {7, 11}, {7, 9}, {7, 7}, {7, 5}, {7, 3}, {7, 1},
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{6, 7}, {6, 5}, {6, 3}, {6, 1}, {5, 3}, {5, 1},
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{4, 1}, {3, 1}, {2, 1}, {1, 1}, {0, 0},
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{1, 0}, {2, 0}, {3, 0}, {4, 0},
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{5, 0}, {5, 2}, {6, 0}, {6, 2}, {6, 4}, {6, 6},
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{7, 0}, {7, 2}, {7, 4}, {7, 6}, {7, 8}, {7, 10}, {7, 12}, {7, 14},
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{8, 0}, {8, 2}, {8, 4}, {8, 6}, {8, 8}, {8, 10}, {8, 12},
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{8, 14}, {8, 16}, {8, 18}, {8, 20}, {8, 22}, {8, 24},
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{8, 26}, {8, 28}, {8, 30}, {9, 0}, {9, 2},
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{9, 4}, {9, 6}, {9, 8}, {9, 10}, {9, 12}, {9, 14}, {9, 16},
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{9, 18}, {9, 20}, {9, 22}, {9, 24}, {9, 26}, {9, 28},
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{9, 30}, {9, 32}, {9, 34}, {9, 36}, {9, 38}, {9, 40},
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{9, 42}, {9, 44}, {9, 46}, {9, 48}, {9, 50}, {9, 52},
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{9, 54}, {9, 56}, {9, 58}, {9, 60}, {9, 62}
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};
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const TOKENVALUE *vp9_dct_cat_lt_10_value_tokens = dct_cat_lt_10_value_tokens +
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(sizeof(dct_cat_lt_10_value_tokens) / sizeof(*dct_cat_lt_10_value_tokens))
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/ 2;
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// The corresponding costs of the extrabits for the tokens in the above table
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// are stored in the table below. The values are obtained from looking up the
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// entry for the specified extrabits in the table corresponding to the token
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// (as defined in cost element vp9_extra_bits)
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// e.g. {9, 63} maps to cat5_cost[63 >> 1], {1, 1} maps to sign_cost[1 >> 1]
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static const int dct_cat_lt_10_value_cost[] = {
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3773, 3750, 3704, 3681, 3623, 3600, 3554, 3531,
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3432, 3409, 3363, 3340, 3282, 3259, 3213, 3190,
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3136, 3113, 3067, 3044, 2986, 2963, 2917, 2894,
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2795, 2772, 2726, 2703, 2645, 2622, 2576, 2553,
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3197, 3116, 3058, 2977, 2881, 2800,
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2742, 2661, 2615, 2534, 2476, 2395,
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2299, 2218, 2160, 2079,
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2566, 2427, 2334, 2195, 2023, 1884, 1791, 1652,
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1893, 1696, 1453, 1256, 1229, 864,
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512, 512, 512, 512, 0,
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512, 512, 512, 512,
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864, 1229, 1256, 1453, 1696, 1893,
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1652, 1791, 1884, 2023, 2195, 2334, 2427, 2566,
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2079, 2160, 2218, 2299, 2395, 2476, 2534, 2615,
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2661, 2742, 2800, 2881, 2977, 3058, 3116, 3197,
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2553, 2576, 2622, 2645, 2703, 2726, 2772, 2795,
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2894, 2917, 2963, 2986, 3044, 3067, 3113, 3136,
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3190, 3213, 3259, 3282, 3340, 3363, 3409, 3432,
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3531, 3554, 3600, 3623, 3681, 3704, 3750, 3773,
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};
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const int *vp9_dct_cat_lt_10_value_cost = dct_cat_lt_10_value_cost +
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(sizeof(dct_cat_lt_10_value_cost) / sizeof(*dct_cat_lt_10_value_cost))
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/ 2;
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// Array indices are identical to previously-existing CONTEXT_NODE indices
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const vpx_tree_index vp9_coef_tree[TREE_SIZE(ENTROPY_TOKENS)] = {
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-EOB_TOKEN, 2, // 0 = EOB
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-ZERO_TOKEN, 4, // 1 = ZERO
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-ONE_TOKEN, 6, // 2 = ONE
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8, 12, // 3 = LOW_VAL
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-TWO_TOKEN, 10, // 4 = TWO
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-THREE_TOKEN, -FOUR_TOKEN, // 5 = THREE
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14, 16, // 6 = HIGH_LOW
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-CATEGORY1_TOKEN, -CATEGORY2_TOKEN, // 7 = CAT_ONE
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18, 20, // 8 = CAT_THREEFOUR
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-CATEGORY3_TOKEN, -CATEGORY4_TOKEN, // 9 = CAT_THREE
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-CATEGORY5_TOKEN, -CATEGORY6_TOKEN // 10 = CAT_FIVE
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};
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static const int16_t zero_cost[] = {0};
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static const int16_t sign_cost[1] = {512};
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static const int16_t cat1_cost[1 << 1] = {864, 1229};
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static const int16_t cat2_cost[1 << 2] = {1256, 1453, 1696, 1893};
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static const int16_t cat3_cost[1 << 3] = {1652, 1791, 1884, 2023,
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2195, 2334, 2427, 2566};
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static const int16_t cat4_cost[1 << 4] = {2079, 2160, 2218, 2299, 2395, 2476,
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2534, 2615, 2661, 2742, 2800, 2881,
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2977, 3058, 3116, 3197};
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static const int16_t cat5_cost[1 << 5] = {
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2553, 2576, 2622, 2645, 2703, 2726, 2772, 2795, 2894, 2917, 2963,
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2986, 3044, 3067, 3113, 3136, 3190, 3213, 3259, 3282, 3340, 3363,
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3409, 3432, 3531, 3554, 3600, 3623, 3681, 3704, 3750, 3773};
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const int16_t vp9_cat6_low_cost[256] = {
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3378, 3390, 3401, 3413, 3435, 3447, 3458, 3470, 3517, 3529, 3540, 3552,
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3574, 3586, 3597, 3609, 3671, 3683, 3694, 3706, 3728, 3740, 3751, 3763,
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3810, 3822, 3833, 3845, 3867, 3879, 3890, 3902, 3973, 3985, 3996, 4008,
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4030, 4042, 4053, 4065, 4112, 4124, 4135, 4147, 4169, 4181, 4192, 4204,
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4266, 4278, 4289, 4301, 4323, 4335, 4346, 4358, 4405, 4417, 4428, 4440,
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4462, 4474, 4485, 4497, 4253, 4265, 4276, 4288, 4310, 4322, 4333, 4345,
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4392, 4404, 4415, 4427, 4449, 4461, 4472, 4484, 4546, 4558, 4569, 4581,
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4603, 4615, 4626, 4638, 4685, 4697, 4708, 4720, 4742, 4754, 4765, 4777,
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4848, 4860, 4871, 4883, 4905, 4917, 4928, 4940, 4987, 4999, 5010, 5022,
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5044, 5056, 5067, 5079, 5141, 5153, 5164, 5176, 5198, 5210, 5221, 5233,
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5280, 5292, 5303, 5315, 5337, 5349, 5360, 5372, 4988, 5000, 5011, 5023,
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5045, 5057, 5068, 5080, 5127, 5139, 5150, 5162, 5184, 5196, 5207, 5219,
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5281, 5293, 5304, 5316, 5338, 5350, 5361, 5373, 5420, 5432, 5443, 5455,
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5477, 5489, 5500, 5512, 5583, 5595, 5606, 5618, 5640, 5652, 5663, 5675,
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5722, 5734, 5745, 5757, 5779, 5791, 5802, 5814, 5876, 5888, 5899, 5911,
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5933, 5945, 5956, 5968, 6015, 6027, 6038, 6050, 6072, 6084, 6095, 6107,
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5863, 5875, 5886, 5898, 5920, 5932, 5943, 5955, 6002, 6014, 6025, 6037,
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6059, 6071, 6082, 6094, 6156, 6168, 6179, 6191, 6213, 6225, 6236, 6248,
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6295, 6307, 6318, 6330, 6352, 6364, 6375, 6387, 6458, 6470, 6481, 6493,
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6515, 6527, 6538, 6550, 6597, 6609, 6620, 6632, 6654, 6666, 6677, 6689,
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6751, 6763, 6774, 6786, 6808, 6820, 6831, 6843, 6890, 6902, 6913, 6925,
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6947, 6959, 6970, 6982};
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const int vp9_cat6_high_cost[64] = {
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88, 2251, 2727, 4890, 3148, 5311, 5787, 7950, 3666, 5829, 6305,
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8468, 6726, 8889, 9365, 11528, 3666, 5829, 6305, 8468, 6726, 8889,
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9365, 11528, 7244, 9407, 9883, 12046, 10304, 12467, 12943, 15106, 3666,
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5829, 6305, 8468, 6726, 8889, 9365, 11528, 7244, 9407, 9883, 12046,
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10304, 12467, 12943, 15106, 7244, 9407, 9883, 12046, 10304, 12467, 12943,
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15106, 10822, 12985, 13461, 15624, 13882, 16045, 16521, 18684};
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#if CONFIG_VP9_HIGHBITDEPTH
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const int vp9_cat6_high10_high_cost[256] = {
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94, 2257, 2733, 4896, 3154, 5317, 5793, 7956, 3672, 5835, 6311,
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8474, 6732, 8895, 9371, 11534, 3672, 5835, 6311, 8474, 6732, 8895,
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9371, 11534, 7250, 9413, 9889, 12052, 10310, 12473, 12949, 15112, 3672,
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5835, 6311, 8474, 6732, 8895, 9371, 11534, 7250, 9413, 9889, 12052,
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10310, 12473, 12949, 15112, 7250, 9413, 9889, 12052, 10310, 12473, 12949,
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15112, 10828, 12991, 13467, 15630, 13888, 16051, 16527, 18690, 4187, 6350,
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6826, 8989, 7247, 9410, 9886, 12049, 7765, 9928, 10404, 12567, 10825,
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12988, 13464, 15627, 7765, 9928, 10404, 12567, 10825, 12988, 13464, 15627,
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11343, 13506, 13982, 16145, 14403, 16566, 17042, 19205, 7765, 9928, 10404,
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12567, 10825, 12988, 13464, 15627, 11343, 13506, 13982, 16145, 14403, 16566,
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17042, 19205, 11343, 13506, 13982, 16145, 14403, 16566, 17042, 19205, 14921,
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17084, 17560, 19723, 17981, 20144, 20620, 22783, 4187, 6350, 6826, 8989,
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7247, 9410, 9886, 12049, 7765, 9928, 10404, 12567, 10825, 12988, 13464,
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15627, 7765, 9928, 10404, 12567, 10825, 12988, 13464, 15627, 11343, 13506,
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13982, 16145, 14403, 16566, 17042, 19205, 7765, 9928, 10404, 12567, 10825,
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12988, 13464, 15627, 11343, 13506, 13982, 16145, 14403, 16566, 17042, 19205,
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11343, 13506, 13982, 16145, 14403, 16566, 17042, 19205, 14921, 17084, 17560,
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19723, 17981, 20144, 20620, 22783, 8280, 10443, 10919, 13082, 11340, 13503,
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13979, 16142, 11858, 14021, 14497, 16660, 14918, 17081, 17557, 19720, 11858,
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14021, 14497, 16660, 14918, 17081, 17557, 19720, 15436, 17599, 18075, 20238,
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18496, 20659, 21135, 23298, 11858, 14021, 14497, 16660, 14918, 17081, 17557,
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19720, 15436, 17599, 18075, 20238, 18496, 20659, 21135, 23298, 15436, 17599,
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18075, 20238, 18496, 20659, 21135, 23298, 19014, 21177, 21653, 23816, 22074,
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24237, 24713, 26876};
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const int vp9_cat6_high12_high_cost[1024] = {
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100, 2263, 2739, 4902, 3160, 5323, 5799, 7962, 3678, 5841, 6317,
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8480, 6738, 8901, 9377, 11540, 3678, 5841, 6317, 8480, 6738, 8901,
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9377, 11540, 7256, 9419, 9895, 12058, 10316, 12479, 12955, 15118, 3678,
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5841, 6317, 8480, 6738, 8901, 9377, 11540, 7256, 9419, 9895, 12058,
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10316, 12479, 12955, 15118, 7256, 9419, 9895, 12058, 10316, 12479, 12955,
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15118, 10834, 12997, 13473, 15636, 13894, 16057, 16533, 18696, 4193, 6356,
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6832, 8995, 7253, 9416, 9892, 12055, 7771, 9934, 10410, 12573, 10831,
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12994, 13470, 15633, 7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633,
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11349, 13512, 13988, 16151, 14409, 16572, 17048, 19211, 7771, 9934, 10410,
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12573, 10831, 12994, 13470, 15633, 11349, 13512, 13988, 16151, 14409, 16572,
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17048, 19211, 11349, 13512, 13988, 16151, 14409, 16572, 17048, 19211, 14927,
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17090, 17566, 19729, 17987, 20150, 20626, 22789, 4193, 6356, 6832, 8995,
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7253, 9416, 9892, 12055, 7771, 9934, 10410, 12573, 10831, 12994, 13470,
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15633, 7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633, 11349, 13512,
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13988, 16151, 14409, 16572, 17048, 19211, 7771, 9934, 10410, 12573, 10831,
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12994, 13470, 15633, 11349, 13512, 13988, 16151, 14409, 16572, 17048, 19211,
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11349, 13512, 13988, 16151, 14409, 16572, 17048, 19211, 14927, 17090, 17566,
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19729, 17987, 20150, 20626, 22789, 8286, 10449, 10925, 13088, 11346, 13509,
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13985, 16148, 11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726, 11864,
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14027, 14503, 16666, 14924, 17087, 17563, 19726, 15442, 17605, 18081, 20244,
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18502, 20665, 21141, 23304, 11864, 14027, 14503, 16666, 14924, 17087, 17563,
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19726, 15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304, 15442, 17605,
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18081, 20244, 18502, 20665, 21141, 23304, 19020, 21183, 21659, 23822, 22080,
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24243, 24719, 26882, 4193, 6356, 6832, 8995, 7253, 9416, 9892, 12055,
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7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633, 7771, 9934, 10410,
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12573, 10831, 12994, 13470, 15633, 11349, 13512, 13988, 16151, 14409, 16572,
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17048, 19211, 7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633, 11349,
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13512, 13988, 16151, 14409, 16572, 17048, 19211, 11349, 13512, 13988, 16151,
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14409, 16572, 17048, 19211, 14927, 17090, 17566, 19729, 17987, 20150, 20626,
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22789, 8286, 10449, 10925, 13088, 11346, 13509, 13985, 16148, 11864, 14027,
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14503, 16666, 14924, 17087, 17563, 19726, 11864, 14027, 14503, 16666, 14924,
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17087, 17563, 19726, 15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304,
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11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726, 15442, 17605, 18081,
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20244, 18502, 20665, 21141, 23304, 15442, 17605, 18081, 20244, 18502, 20665,
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21141, 23304, 19020, 21183, 21659, 23822, 22080, 24243, 24719, 26882, 8286,
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10449, 10925, 13088, 11346, 13509, 13985, 16148, 11864, 14027, 14503, 16666,
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14924, 17087, 17563, 19726, 11864, 14027, 14503, 16666, 14924, 17087, 17563,
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19726, 15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304, 11864, 14027,
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14503, 16666, 14924, 17087, 17563, 19726, 15442, 17605, 18081, 20244, 18502,
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20665, 21141, 23304, 15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304,
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19020, 21183, 21659, 23822, 22080, 24243, 24719, 26882, 12379, 14542, 15018,
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17181, 15439, 17602, 18078, 20241, 15957, 18120, 18596, 20759, 19017, 21180,
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21656, 23819, 15957, 18120, 18596, 20759, 19017, 21180, 21656, 23819, 19535,
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21698, 22174, 24337, 22595, 24758, 25234, 27397, 15957, 18120, 18596, 20759,
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19017, 21180, 21656, 23819, 19535, 21698, 22174, 24337, 22595, 24758, 25234,
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27397, 19535, 21698, 22174, 24337, 22595, 24758, 25234, 27397, 23113, 25276,
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25752, 27915, 26173, 28336, 28812, 30975, 4193, 6356, 6832, 8995, 7253,
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9416, 9892, 12055, 7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633,
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7771, 9934, 10410, 12573, 10831, 12994, 13470, 15633, 11349, 13512, 13988,
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16151, 14409, 16572, 17048, 19211, 7771, 9934, 10410, 12573, 10831, 12994,
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13470, 15633, 11349, 13512, 13988, 16151, 14409, 16572, 17048, 19211, 11349,
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13512, 13988, 16151, 14409, 16572, 17048, 19211, 14927, 17090, 17566, 19729,
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17987, 20150, 20626, 22789, 8286, 10449, 10925, 13088, 11346, 13509, 13985,
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16148, 11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726, 11864, 14027,
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14503, 16666, 14924, 17087, 17563, 19726, 15442, 17605, 18081, 20244, 18502,
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20665, 21141, 23304, 11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726,
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15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304, 15442, 17605, 18081,
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20244, 18502, 20665, 21141, 23304, 19020, 21183, 21659, 23822, 22080, 24243,
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24719, 26882, 8286, 10449, 10925, 13088, 11346, 13509, 13985, 16148, 11864,
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14027, 14503, 16666, 14924, 17087, 17563, 19726, 11864, 14027, 14503, 16666,
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14924, 17087, 17563, 19726, 15442, 17605, 18081, 20244, 18502, 20665, 21141,
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23304, 11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726, 15442, 17605,
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18081, 20244, 18502, 20665, 21141, 23304, 15442, 17605, 18081, 20244, 18502,
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20665, 21141, 23304, 19020, 21183, 21659, 23822, 22080, 24243, 24719, 26882,
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12379, 14542, 15018, 17181, 15439, 17602, 18078, 20241, 15957, 18120, 18596,
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20759, 19017, 21180, 21656, 23819, 15957, 18120, 18596, 20759, 19017, 21180,
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21656, 23819, 19535, 21698, 22174, 24337, 22595, 24758, 25234, 27397, 15957,
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18120, 18596, 20759, 19017, 21180, 21656, 23819, 19535, 21698, 22174, 24337,
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22595, 24758, 25234, 27397, 19535, 21698, 22174, 24337, 22595, 24758, 25234,
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27397, 23113, 25276, 25752, 27915, 26173, 28336, 28812, 30975, 8286, 10449,
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10925, 13088, 11346, 13509, 13985, 16148, 11864, 14027, 14503, 16666, 14924,
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17087, 17563, 19726, 11864, 14027, 14503, 16666, 14924, 17087, 17563, 19726,
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15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304, 11864, 14027, 14503,
|
|
16666, 14924, 17087, 17563, 19726, 15442, 17605, 18081, 20244, 18502, 20665,
|
|
21141, 23304, 15442, 17605, 18081, 20244, 18502, 20665, 21141, 23304, 19020,
|
|
21183, 21659, 23822, 22080, 24243, 24719, 26882, 12379, 14542, 15018, 17181,
|
|
15439, 17602, 18078, 20241, 15957, 18120, 18596, 20759, 19017, 21180, 21656,
|
|
23819, 15957, 18120, 18596, 20759, 19017, 21180, 21656, 23819, 19535, 21698,
|
|
22174, 24337, 22595, 24758, 25234, 27397, 15957, 18120, 18596, 20759, 19017,
|
|
21180, 21656, 23819, 19535, 21698, 22174, 24337, 22595, 24758, 25234, 27397,
|
|
19535, 21698, 22174, 24337, 22595, 24758, 25234, 27397, 23113, 25276, 25752,
|
|
27915, 26173, 28336, 28812, 30975, 12379, 14542, 15018, 17181, 15439, 17602,
|
|
18078, 20241, 15957, 18120, 18596, 20759, 19017, 21180, 21656, 23819, 15957,
|
|
18120, 18596, 20759, 19017, 21180, 21656, 23819, 19535, 21698, 22174, 24337,
|
|
22595, 24758, 25234, 27397, 15957, 18120, 18596, 20759, 19017, 21180, 21656,
|
|
23819, 19535, 21698, 22174, 24337, 22595, 24758, 25234, 27397, 19535, 21698,
|
|
22174, 24337, 22595, 24758, 25234, 27397, 23113, 25276, 25752, 27915, 26173,
|
|
28336, 28812, 30975, 16472, 18635, 19111, 21274, 19532, 21695, 22171, 24334,
|
|
20050, 22213, 22689, 24852, 23110, 25273, 25749, 27912, 20050, 22213, 22689,
|
|
24852, 23110, 25273, 25749, 27912, 23628, 25791, 26267, 28430, 26688, 28851,
|
|
29327, 31490, 20050, 22213, 22689, 24852, 23110, 25273, 25749, 27912, 23628,
|
|
25791, 26267, 28430, 26688, 28851, 29327, 31490, 23628, 25791, 26267, 28430,
|
|
26688, 28851, 29327, 31490, 27206, 29369, 29845, 32008, 30266, 32429, 32905,
|
|
35068};
|
|
#endif
|
|
|
|
const vp9_extra_bit vp9_extra_bits[ENTROPY_TOKENS] = {
|
|
{0, 0, 0, zero_cost}, // ZERO_TOKEN
|
|
{0, 0, 1, sign_cost}, // ONE_TOKEN
|
|
{0, 0, 2, sign_cost}, // TWO_TOKEN
|
|
{0, 0, 3, sign_cost}, // THREE_TOKEN
|
|
{0, 0, 4, sign_cost}, // FOUR_TOKEN
|
|
{vp9_cat1_prob, 1, CAT1_MIN_VAL, cat1_cost}, // CATEGORY1_TOKEN
|
|
{vp9_cat2_prob, 2, CAT2_MIN_VAL, cat2_cost}, // CATEGORY2_TOKEN
|
|
{vp9_cat3_prob, 3, CAT3_MIN_VAL, cat3_cost}, // CATEGORY3_TOKEN
|
|
{vp9_cat4_prob, 4, CAT4_MIN_VAL, cat4_cost}, // CATEGORY4_TOKEN
|
|
{vp9_cat5_prob, 5, CAT5_MIN_VAL, cat5_cost}, // CATEGORY5_TOKEN
|
|
{vp9_cat6_prob, 14, CAT6_MIN_VAL, 0}, // CATEGORY6_TOKEN
|
|
{0, 0, 0, zero_cost} // EOB_TOKEN
|
|
};
|
|
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
const vp9_extra_bit vp9_extra_bits_high10[ENTROPY_TOKENS] = {
|
|
{0, 0, 0, zero_cost}, // ZERO
|
|
{0, 0, 1, sign_cost}, // ONE
|
|
{0, 0, 2, sign_cost}, // TWO
|
|
{0, 0, 3, sign_cost}, // THREE
|
|
{0, 0, 4, sign_cost}, // FOUR
|
|
{vp9_cat1_prob, 1, CAT1_MIN_VAL, cat1_cost}, // CAT1
|
|
{vp9_cat2_prob, 2, CAT2_MIN_VAL, cat2_cost}, // CAT2
|
|
{vp9_cat3_prob, 3, CAT3_MIN_VAL, cat3_cost}, // CAT3
|
|
{vp9_cat4_prob, 4, CAT4_MIN_VAL, cat4_cost}, // CAT4
|
|
{vp9_cat5_prob, 5, CAT5_MIN_VAL, cat5_cost}, // CAT5
|
|
{vp9_cat6_prob_high12 + 2, 16, CAT6_MIN_VAL, 0}, // CAT6
|
|
{0, 0, 0, zero_cost} // EOB
|
|
};
|
|
const vp9_extra_bit vp9_extra_bits_high12[ENTROPY_TOKENS] = {
|
|
{0, 0, 0, zero_cost}, // ZERO
|
|
{0, 0, 1, sign_cost}, // ONE
|
|
{0, 0, 2, sign_cost}, // TWO
|
|
{0, 0, 3, sign_cost}, // THREE
|
|
{0, 0, 4, sign_cost}, // FOUR
|
|
{vp9_cat1_prob, 1, CAT1_MIN_VAL, cat1_cost}, // CAT1
|
|
{vp9_cat2_prob, 2, CAT2_MIN_VAL, cat2_cost}, // CAT2
|
|
{vp9_cat3_prob, 3, CAT3_MIN_VAL, cat3_cost}, // CAT3
|
|
{vp9_cat4_prob, 4, CAT4_MIN_VAL, cat4_cost}, // CAT4
|
|
{vp9_cat5_prob, 5, CAT5_MIN_VAL, cat5_cost}, // CAT5
|
|
{vp9_cat6_prob_high12, 18, CAT6_MIN_VAL, 0}, // CAT6
|
|
{0, 0, 0, zero_cost} // EOB
|
|
};
|
|
#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;
|
|
ThreadData *const td = args->td;
|
|
MACROBLOCK *const x = &td->mb;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
struct macroblock_plane *p = &x->plane[plane];
|
|
struct macroblockd_plane *pd = &xd->plane[plane];
|
|
int aoff, loff;
|
|
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &aoff, &loff);
|
|
vp9_set_contexts(xd, pd, plane_bsize, tx_size, p->eobs[block] > 0,
|
|
aoff, loff);
|
|
}
|
|
|
|
static INLINE void add_token(TOKENEXTRA **t, const vpx_prob *context_tree,
|
|
int16_t token, EXTRABIT extra,
|
|
unsigned int *counts) {
|
|
(*t)->context_tree = context_tree;
|
|
(*t)->token = token;
|
|
(*t)->extra = extra;
|
|
(*t)++;
|
|
++counts[token];
|
|
}
|
|
|
|
static INLINE void add_token_no_extra(TOKENEXTRA **t,
|
|
const vpx_prob *context_tree,
|
|
int16_t token,
|
|
unsigned int *counts) {
|
|
(*t)->context_tree = context_tree;
|
|
(*t)->token = token;
|
|
(*t)++;
|
|
++counts[token];
|
|
}
|
|
|
|
static void tokenize_b(int plane, int block, BLOCK_SIZE plane_bsize,
|
|
TX_SIZE tx_size, void *arg) {
|
|
struct tokenize_b_args* const args = arg;
|
|
VP9_COMP *cpi = args->cpi;
|
|
ThreadData *const td = args->td;
|
|
MACROBLOCK *const x = &td->mb;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
TOKENEXTRA **tp = args->tp;
|
|
uint8_t token_cache[32 * 32];
|
|
struct macroblock_plane *p = &x->plane[plane];
|
|
struct macroblockd_plane *pd = &xd->plane[plane];
|
|
MODE_INFO *mi = xd->mi[0];
|
|
int pt; /* near block/prev token context index */
|
|
int c;
|
|
TOKENEXTRA *t = *tp; /* store tokens starting here */
|
|
int eob = p->eobs[block];
|
|
const PLANE_TYPE type = get_plane_type(plane);
|
|
const tran_low_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block);
|
|
const int16_t *scan, *nb;
|
|
const scan_order *so;
|
|
const int ref = is_inter_block(mi);
|
|
unsigned int (*const counts)[COEFF_CONTEXTS][ENTROPY_TOKENS] =
|
|
td->rd_counts.coef_counts[tx_size][type][ref];
|
|
vpx_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 tx_eob = 16 << (tx_size << 1);
|
|
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;
|
|
|
|
while (c < eob) {
|
|
int v = 0;
|
|
v = qcoeff[scan[c]];
|
|
++eob_branch[band[c]][pt];
|
|
|
|
while (!v) {
|
|
add_token_no_extra(&t, coef_probs[band[c]][pt], ZERO_TOKEN,
|
|
counts[band[c]][pt]);
|
|
|
|
token_cache[scan[c]] = 0;
|
|
++c;
|
|
pt = get_coef_context(nb, token_cache, c);
|
|
v = qcoeff[scan[c]];
|
|
}
|
|
|
|
vp9_get_token_extra(v, &token, &extra);
|
|
|
|
add_token(&t, coef_probs[band[c]][pt], token, extra,
|
|
counts[band[c]][pt]);
|
|
|
|
token_cache[scan[c]] = vp9_pt_energy_class[token];
|
|
++c;
|
|
pt = get_coef_context(nb, token_cache, c);
|
|
}
|
|
if (c < tx_eob) {
|
|
++eob_branch[band[c]][pt];
|
|
add_token_no_extra(&t, coef_probs[band[c]][pt], EOB_TOKEN,
|
|
counts[band[c]][pt]);
|
|
}
|
|
|
|
*tp = t;
|
|
|
|
vp9_set_contexts(xd, pd, plane_bsize, tx_size, c > 0, aoff, loff);
|
|
}
|
|
|
|
struct is_skippable_args {
|
|
uint16_t *eobs;
|
|
int *skippable;
|
|
};
|
|
static void is_skippable(int plane, int block,
|
|
BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
|
|
void *argv) {
|
|
struct is_skippable_args *args = argv;
|
|
(void)plane;
|
|
(void)plane_bsize;
|
|
(void)tx_size;
|
|
args->skippable[0] &= (!args->eobs[block]);
|
|
}
|
|
|
|
// TODO(yaowu): rewrite and optimize this function to remove the usage of
|
|
// vp9_foreach_transform_block() and simplify is_skippable().
|
|
int vp9_is_skippable_in_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
|
|
int result = 1;
|
|
struct is_skippable_args args = {x->plane[plane].eobs, &result};
|
|
vp9_foreach_transformed_block_in_plane(&x->e_mbd, bsize, plane, is_skippable,
|
|
&args);
|
|
return result;
|
|
}
|
|
|
|
static void has_high_freq_coeff(int plane, int block,
|
|
BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
|
|
void *argv) {
|
|
struct is_skippable_args *args = argv;
|
|
int eobs = (tx_size == TX_4X4) ? 3 : 10;
|
|
(void) plane;
|
|
(void) plane_bsize;
|
|
|
|
*(args->skippable) |= (args->eobs[block] > eobs);
|
|
}
|
|
|
|
int vp9_has_high_freq_in_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
|
|
int result = 0;
|
|
struct is_skippable_args args = {x->plane[plane].eobs, &result};
|
|
vp9_foreach_transformed_block_in_plane(&x->e_mbd, bsize, plane,
|
|
has_high_freq_coeff, &args);
|
|
return result;
|
|
}
|
|
|
|
void vp9_tokenize_sb(VP9_COMP *cpi, ThreadData *td, TOKENEXTRA **t,
|
|
int dry_run, int seg_skip, BLOCK_SIZE bsize) {
|
|
MACROBLOCK *const x = &td->mb;
|
|
MACROBLOCKD *const xd = &x->e_mbd;
|
|
MODE_INFO *const mi = xd->mi[0];
|
|
const int ctx = vp9_get_skip_context(xd);
|
|
struct tokenize_b_args arg = {cpi, td, t};
|
|
|
|
if (seg_skip) {
|
|
assert(mi->skip);
|
|
}
|
|
|
|
if (mi->skip) {
|
|
if (!dry_run && !seg_skip)
|
|
++td->counts->skip[ctx][1];
|
|
reset_skip_context(xd, bsize);
|
|
return;
|
|
}
|
|
|
|
if (!dry_run) {
|
|
++td->counts->skip[ctx][0];
|
|
vp9_foreach_transformed_block(xd, bsize, tokenize_b, &arg);
|
|
} else {
|
|
vp9_foreach_transformed_block(xd, bsize, set_entropy_context_b, &arg);
|
|
}
|
|
}
|