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Side by Side Diff: source/libvpx/vp9/common/vp9_entropy.c

Issue 181493009: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 6 years, 9 months ago
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1 /* 1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
11 #include "vp9/common/vp9_entropy.h" 11 #include "vp9/common/vp9_entropy.h"
12 #include "vp9/common/vp9_blockd.h" 12 #include "vp9/common/vp9_blockd.h"
13 #include "vp9/common/vp9_onyxc_int.h" 13 #include "vp9/common/vp9_onyxc_int.h"
14 #include "vp9/common/vp9_entropymode.h" 14 #include "vp9/common/vp9_entropymode.h"
15 #include "vpx_mem/vpx_mem.h" 15 #include "vpx_mem/vpx_mem.h"
16 #include "vpx/vpx_integer.h" 16 #include "vpx/vpx_integer.h"
17 17
18 18
19 DECLARE_ALIGNED(16, const uint8_t, vp9_coefband_trans_8x8plus[1024]) = { 19 const uint8_t vp9_coefband_trans_8x8plus[1024] = {
20 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 20 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4,
21 4, 4, 4, 4, 4, 5, 21 4, 4, 4, 4, 4, 5,
22 // beyond MAXBAND_INDEX+1 all values are filled as 5 22 // beyond MAXBAND_INDEX+1 all values are filled as 5
23 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 23 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
24 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 24 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
25 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 25 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
26 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 26 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
27 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 27 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
28 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 28 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
29 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 29 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
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78 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 78 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
79 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 79 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
80 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 80 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
81 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 81 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
82 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 82 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
83 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 83 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
84 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 84 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
85 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 85 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
86 }; 86 };
87 87
88 DECLARE_ALIGNED(16, const uint8_t, vp9_coefband_trans_4x4[16]) = { 88 const uint8_t vp9_coefband_trans_4x4[16] = {
89 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5, 89 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5,
90 }; 90 };
91 91
92 DECLARE_ALIGNED(16, const uint8_t, vp9_pt_energy_class[ENTROPY_TOKENS]) = { 92 const uint8_t vp9_pt_energy_class[ENTROPY_TOKENS] = {
93 0, 1, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5 93 0, 1, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5
94 }; 94 };
95 95
96 const vp9_tree_index vp9_coefmodel_tree[TREE_SIZE(UNCONSTRAINED_NODES + 1)] = { 96 const vp9_tree_index vp9_coefmodel_tree[TREE_SIZE(UNCONSTRAINED_NODES + 1)] = {
97 -EOB_MODEL_TOKEN, 2, 97 -EOB_MODEL_TOKEN, 2,
98 -ZERO_TOKEN, 4, 98 -ZERO_TOKEN, 4,
99 -ONE_TOKEN, -TWO_TOKEN, 99 -ONE_TOKEN, -TWO_TOKEN,
100 }; 100 };
101 101
102 // Model obtained from a 2-sided zero-centerd distribuition derived 102 // Model obtained from a 2-sided zero-centerd distribuition derived
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774 } else if (cm->last_frame_type == KEY_FRAME) { 774 } else if (cm->last_frame_type == KEY_FRAME) {
775 update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ 775 update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */
776 count_sat = COEF_COUNT_SAT_AFTER_KEY; 776 count_sat = COEF_COUNT_SAT_AFTER_KEY;
777 } else { 777 } else {
778 update_factor = COEF_MAX_UPDATE_FACTOR; 778 update_factor = COEF_MAX_UPDATE_FACTOR;
779 count_sat = COEF_COUNT_SAT; 779 count_sat = COEF_COUNT_SAT;
780 } 780 }
781 for (t = TX_4X4; t <= TX_32X32; t++) 781 for (t = TX_4X4; t <= TX_32X32; t++)
782 adapt_coef_probs(cm, t, count_sat, update_factor); 782 adapt_coef_probs(cm, t, count_sat, update_factor);
783 } 783 }
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