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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_GFX_COLOR_SPACE_H_ | 5 #ifndef UI_GFX_COLOR_SPACE_H_ |
6 #define UI_GFX_COLOR_SPACE_H_ | 6 #define UI_GFX_COLOR_SPACE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include "base/gtest_prod_util.h" | 10 #include "base/gtest_prod_util.h" |
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109 BT2020_CL = 10, | 109 BT2020_CL = 10, |
110 YDZDX = 11, | 110 YDZDX = 11, |
111 | 111 |
112 LAST_STANDARD_VALUE = YDZDX, | 112 LAST_STANDARD_VALUE = YDZDX, |
113 | 113 |
114 // Chrome-specific values start at 1000 | 114 // Chrome-specific values start at 1000 |
115 UNKNOWN = 1000, | 115 UNKNOWN = 1000, |
116 LAST = UNKNOWN, | 116 LAST = UNKNOWN, |
117 }; | 117 }; |
118 | 118 |
119 // The h264 spec declares this as bool, so only the the first two values | 119 // The h264 spec declares this as bool, so only the the LIMITED/FULL values |
120 // correspond to the h264 spec. Chrome-specific values can start at 2. | 120 // correspond to the h264 spec. Chrome-specific values can start at 3. |
hubbe
2016/09/22 22:14:17
I think this should read something like:
This cor
servolk
2016/09/22 22:34:39
Done.
| |
121 // We use an enum instead of a bool becuase different bit depths may have | 121 // We use an enum instead of a bool becuase different bit depths may have |
122 // different definitions of what "limited" means. | 122 // different definitions of what "limited" means. |
123 enum class RangeID : int8_t { | 123 enum class RangeID : int8_t { |
124 FULL = 0, | 124 // Range is not explicitly specified / unknown. |
125 UNSPECIFIED = 0, | |
126 | |
127 // Limited Rec. 709 color range with RGB values ranging from 16 to 235. | |
125 LIMITED = 1, | 128 LIMITED = 1, |
126 | 129 |
127 LAST = LIMITED | 130 // Full RGB color range with RGB valees from 0 to 255. |
131 FULL = 2, | |
132 | |
133 // Range is defined by TransferID/MatrixID. | |
134 DERIVED = 3, | |
135 | |
136 LAST = DERIVED | |
128 }; | 137 }; |
129 | 138 |
130 ColorSpace(); | 139 ColorSpace(); |
131 ColorSpace(PrimaryID primaries, | 140 ColorSpace(PrimaryID primaries, |
132 TransferID transfer, | 141 TransferID transfer, |
133 MatrixID matrix, | 142 MatrixID matrix, |
134 RangeID full_range); | 143 RangeID full_range); |
135 ColorSpace(int primaries, int transfer, int matrix, RangeID full_range); | 144 ColorSpace(int primaries, int transfer, int matrix, RangeID full_range); |
136 | 145 |
137 static PrimaryID PrimaryIDFromInt(int primary_id); | 146 static PrimaryID PrimaryIDFromInt(int primary_id); |
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168 | 177 |
169 friend class ICCProfile; | 178 friend class ICCProfile; |
170 friend class ColorSpaceToColorSpaceTransform; | 179 friend class ColorSpaceToColorSpaceTransform; |
171 friend struct IPC::ParamTraits<gfx::ColorSpace>; | 180 friend struct IPC::ParamTraits<gfx::ColorSpace>; |
172 FRIEND_TEST_ALL_PREFIXES(SimpleColorSpace, GetColorSpace); | 181 FRIEND_TEST_ALL_PREFIXES(SimpleColorSpace, GetColorSpace); |
173 }; | 182 }; |
174 | 183 |
175 } // namespace gfx | 184 } // namespace gfx |
176 | 185 |
177 #endif // UI_GFX_COLOR_SPACE_H_ | 186 #endif // UI_GFX_COLOR_SPACE_H_ |
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