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1 /* | 1 /* |
2 * Copyright (c) 2013 The WebM project authors. All Rights Reserved. | 2 * Copyright (c) 2013 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 |
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68 base_ratio = 1.5; | 68 base_ratio = 1.5; |
69 | 69 |
70 for (i = ENERGY_MIN; i <= ENERGY_MAX; i++) { | 70 for (i = ENERGY_MIN; i <= ENERGY_MAX; i++) { |
71 Q_RATIO(i) = pow(base_ratio, i/3.0); | 71 Q_RATIO(i) = pow(base_ratio, i/3.0); |
72 } | 72 } |
73 } | 73 } |
74 | 74 |
75 void vp9_vaq_frame_setup(VP9_COMP *cpi) { | 75 void vp9_vaq_frame_setup(VP9_COMP *cpi) { |
76 VP9_COMMON *cm = &cpi->common; | 76 VP9_COMMON *cm = &cpi->common; |
77 struct segmentation *seg = &cm->seg; | 77 struct segmentation *seg = &cm->seg; |
78 const double base_q = vp9_convert_qindex_to_q(cm->base_qindex); | 78 const double base_q = vp9_convert_qindex_to_q(cm->base_qindex, cm->bit_depth); |
79 const int base_rdmult = vp9_compute_rd_mult(cpi, cm->base_qindex + | 79 const int base_rdmult = vp9_compute_rd_mult(cpi, cm->base_qindex + |
80 cm->y_dc_delta_q); | 80 cm->y_dc_delta_q); |
81 int i; | 81 int i; |
82 | 82 |
83 if (cm->frame_type == KEY_FRAME || | 83 if (cm->frame_type == KEY_FRAME || |
84 cpi->refresh_alt_ref_frame || | 84 cpi->refresh_alt_ref_frame || |
85 (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref)) { | 85 (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref)) { |
86 vp9_enable_segmentation(seg); | 86 vp9_enable_segmentation(seg); |
87 vp9_clearall_segfeatures(seg); | 87 vp9_clearall_segfeatures(seg); |
88 | 88 |
89 seg->abs_delta = SEGMENT_DELTADATA; | 89 seg->abs_delta = SEGMENT_DELTADATA; |
90 | 90 |
91 vp9_clear_system_state(); | 91 vp9_clear_system_state(); |
92 | 92 |
93 for (i = ENERGY_MIN; i <= ENERGY_MAX; i++) { | 93 for (i = ENERGY_MIN; i <= ENERGY_MAX; i++) { |
94 int qindex_delta, segment_rdmult; | 94 int qindex_delta, segment_rdmult; |
95 | 95 |
96 if (Q_RATIO(i) == 1) { | 96 if (Q_RATIO(i) == 1) { |
97 // No need to enable SEG_LVL_ALT_Q for this segment | 97 // No need to enable SEG_LVL_ALT_Q for this segment |
98 RDMULT_RATIO(i) = 1; | 98 RDMULT_RATIO(i) = 1; |
99 continue; | 99 continue; |
100 } | 100 } |
101 | 101 |
102 qindex_delta = vp9_compute_qdelta(&cpi->rc, base_q, base_q * Q_RATIO(i)); | 102 qindex_delta = vp9_compute_qdelta(&cpi->rc, base_q, base_q * Q_RATIO(i), |
| 103 cm->bit_depth); |
103 vp9_set_segdata(seg, SEGMENT_ID(i), SEG_LVL_ALT_Q, qindex_delta); | 104 vp9_set_segdata(seg, SEGMENT_ID(i), SEG_LVL_ALT_Q, qindex_delta); |
104 vp9_enable_segfeature(seg, SEGMENT_ID(i), SEG_LVL_ALT_Q); | 105 vp9_enable_segfeature(seg, SEGMENT_ID(i), SEG_LVL_ALT_Q); |
105 | 106 |
106 segment_rdmult = vp9_compute_rd_mult(cpi, cm->base_qindex + qindex_delta + | 107 segment_rdmult = vp9_compute_rd_mult(cpi, cm->base_qindex + qindex_delta + |
107 cm->y_dc_delta_q); | 108 cm->y_dc_delta_q); |
108 | 109 |
109 RDMULT_RATIO(i) = (double) segment_rdmult / base_rdmult; | 110 RDMULT_RATIO(i) = (double) segment_rdmult / base_rdmult; |
110 } | 111 } |
111 } | 112 } |
112 } | 113 } |
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139 | 140 |
140 int vp9_block_energy(VP9_COMP *cpi, MACROBLOCK *x, BLOCK_SIZE bs) { | 141 int vp9_block_energy(VP9_COMP *cpi, MACROBLOCK *x, BLOCK_SIZE bs) { |
141 double energy; | 142 double energy; |
142 unsigned int var = block_variance(cpi, x, bs); | 143 unsigned int var = block_variance(cpi, x, bs); |
143 | 144 |
144 vp9_clear_system_state(); | 145 vp9_clear_system_state(); |
145 | 146 |
146 energy = 0.9 * (log(var + 1.0) - 10.0); | 147 energy = 0.9 * (log(var + 1.0) - 10.0); |
147 return clamp((int)round(energy), ENERGY_MIN, ENERGY_MAX); | 148 return clamp((int)round(energy), ENERGY_MIN, ENERGY_MAX); |
148 } | 149 } |
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