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Side by Side Diff: webrtc/modules/video_coding/qm_select_data.h

Issue 1543503002: Lint fix for webrtc/modules/video_coding PART 2! (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Created 5 years ago
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1 /* 1 /*
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2012 The WebRTC 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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62 200, // CIF 62 200, // CIF
63 280, // HVGA 63 280, // HVGA
64 400, // VGA 64 400, // VGA
65 700, // QFULLHD 65 700, // QFULLHD
66 1000, // WHD 66 1000, // WHD
67 1500 // FULLHD 67 1500 // FULLHD
68 }; 68 };
69 69
70 // Frame rate scale for maximum transition rate. 70 // Frame rate scale for maximum transition rate.
71 const float kFrameRateFac[4] = { 71 const float kFrameRateFac[4] = {
72 0.5f, // Low 72 0.5f, // Low
73 0.7f, // Middle level 1 73 0.7f, // Middle level 1
74 0.85f, // Middle level 2 74 0.85f, // Middle level 2
75 1.0f, // High 75 1.0f, // High
76 }; 76 };
77 77
78 // Scale for transitional rate: based on content class 78 // Scale for transitional rate: based on content class
79 // motion=L/H/D,spatial==L/H/D: for low, high, middle levels 79 // motion=L/H/D,spatial==L/H/D: for low, high, middle levels
80 const float kScaleTransRateQm[18] = { 80 const float kScaleTransRateQm[18] = {
81 // VGA and lower 81 // VGA and lower
82 0.40f, // L, L 82 0.40f, // L, L
83 0.50f, // L, H 83 0.50f, // L, H
84 0.40f, // L, D 84 0.40f, // L, D
85 0.60f, // H ,L 85 0.60f, // H ,L
86 0.60f, // H, H 86 0.60f, // H, H
87 0.60f, // H, D 87 0.60f, // H, D
88 0.50f, // D, L 88 0.50f, // D, L
89 0.50f, // D, D 89 0.50f, // D, D
90 0.50f, // D, H 90 0.50f, // D, H
91 91
92 // over VGA 92 // over VGA
93 0.40f, // L, L 93 0.40f, // L, L
94 0.50f, // L, H 94 0.50f, // L, H
95 0.40f, // L, D 95 0.40f, // L, D
96 0.60f, // H ,L 96 0.60f, // H ,L
97 0.60f, // H, H 97 0.60f, // H, H
98 0.60f, // H, D 98 0.60f, // H, D
99 0.50f, // D, L 99 0.50f, // D, L
100 0.50f, // D, D 100 0.50f, // D, D
101 0.50f, // D, H 101 0.50f, // D, H
102 }; 102 };
103 103
104 // Threshold on the target rate relative to transitional rate. 104 // Threshold on the target rate relative to transitional rate.
105 const float kFacLowRate = 0.5f; 105 const float kFacLowRate = 0.5f;
106 106
107 // Action for down-sampling: 107 // Action for down-sampling:
108 // motion=L/H/D,spatial==L/H/D, for low, high, middle levels; 108 // motion=L/H/D,spatial==L/H/D, for low, high, middle levels;
109 // rate = 0/1/2, for target rate state relative to transition rate. 109 // rate = 0/1/2, for target rate state relative to transition rate.
110 const uint8_t kSpatialAction[27] = { 110 const uint8_t kSpatialAction[27] = {
111 // rateClass = 0: 111 // rateClass = 0:
112 1, // L, L 112 1, // L, L
113 1, // L, H 113 1, // L, H
114 1, // L, D 114 1, // L, D
115 4, // H ,L 115 4, // H ,L
116 1, // H, H 116 1, // H, H
117 4, // H, D 117 4, // H, D
118 4, // D, L 118 4, // D, L
119 1, // D, H 119 1, // D, H
120 2, // D, D 120 2, // D, D
121 121
122 // rateClass = 1: 122 // rateClass = 1:
123 1, // L, L 123 1, // L, L
124 1, // L, H 124 1, // L, H
125 1, // L, D 125 1, // L, D
126 2, // H ,L 126 2, // H ,L
127 1, // H, H 127 1, // H, H
128 2, // H, D 128 2, // H, D
129 2, // D, L 129 2, // D, L
130 1, // D, H 130 1, // D, H
131 2, // D, D 131 2, // D, D
132 132
133 // rateClass = 2: 133 // rateClass = 2:
134 1, // L, L 134 1, // L, L
135 1, // L, H 135 1, // L, H
136 1, // L, D 136 1, // L, D
137 2, // H ,L 137 2, // H ,L
138 1, // H, H 138 1, // H, H
139 2, // H, D 139 2, // H, D
140 2, // D, L 140 2, // D, L
141 1, // D, H 141 1, // D, H
142 2, // D, D 142 2, // D, D
143 }; 143 };
144 144
145 const uint8_t kTemporalAction[27] = { 145 const uint8_t kTemporalAction[27] = {
146 // rateClass = 0: 146 // rateClass = 0:
147 3, // L, L 147 3, // L, L
148 2, // L, H 148 2, // L, H
149 2, // L, D 149 2, // L, D
150 1, // H ,L 150 1, // H ,L
151 3, // H, H 151 3, // H, H
152 1, // H, D 152 1, // H, D
153 1, // D, L 153 1, // D, L
154 2, // D, H 154 2, // D, H
155 1, // D, D 155 1, // D, D
156 156
157 // rateClass = 1: 157 // rateClass = 1:
158 3, // L, L 158 3, // L, L
159 3, // L, H 159 3, // L, H
160 3, // L, D 160 3, // L, D
161 1, // H ,L 161 1, // H ,L
162 3, // H, H 162 3, // H, H
163 1, // H, D 163 1, // H, D
164 1, // D, L 164 1, // D, L
165 3, // D, H 165 3, // D, H
166 1, // D, D 166 1, // D, D
167 167
168 // rateClass = 2: 168 // rateClass = 2:
169 1, // L, L 169 1, // L, L
170 3, // L, H 170 3, // L, H
171 3, // L, D 171 3, // L, D
172 1, // H ,L 172 1, // H ,L
173 3, // H, H 173 3, // H, H
174 1, // H, D 174 1, // H, D
175 1, // D, L 175 1, // D, L
176 3, // D, H 176 3, // D, H
177 1, // D, D 177 1, // D, D
178 }; 178 };
179 179
180 // Control the total amount of down-sampling allowed. 180 // Control the total amount of down-sampling allowed.
181 const float kMaxSpatialDown = 8.0f; 181 const float kMaxSpatialDown = 8.0f;
182 const float kMaxTempDown = 3.0f; 182 const float kMaxTempDown = 3.0f;
183 const float kMaxTotalDown = 9.0f; 183 const float kMaxTotalDown = 9.0f;
184 184
185 // Minimum image size for a spatial down-sampling. 185 // Minimum image size for a spatial down-sampling.
186 const int kMinImageSize = 176 * 144; 186 const int kMinImageSize = 176 * 144;
187 187
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218 // Percentage reduction in transitional bitrate for 2x2 selected over 1x2/2x1. 218 // Percentage reduction in transitional bitrate for 2x2 selected over 1x2/2x1.
219 const float kRateRedSpatial2X2 = 0.6f; 219 const float kRateRedSpatial2X2 = 0.6f;
220 220
221 const float kSpatialErr2x2VsHoriz = 0.1f; // percentage to favor 2x2 over H 221 const float kSpatialErr2x2VsHoriz = 0.1f; // percentage to favor 2x2 over H
222 const float kSpatialErr2X2VsVert = 0.1f; // percentage to favor 2x2 over V 222 const float kSpatialErr2X2VsVert = 0.1f; // percentage to favor 2x2 over V
223 const float kSpatialErrVertVsHoriz = 0.1f; // percentage to favor H over V 223 const float kSpatialErrVertVsHoriz = 0.1f; // percentage to favor H over V
224 224
225 } // namespace webrtc 225 } // namespace webrtc
226 226
227 #endif // WEBRTC_MODULES_VIDEO_CODING_QM_SELECT_DATA_H_ 227 #endif // WEBRTC_MODULES_VIDEO_CODING_QM_SELECT_DATA_H_
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