OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkImageInfo_DEFINED | 8 #ifndef SkImageInfo_DEFINED |
9 #define SkImageInfo_DEFINED | 9 #define SkImageInfo_DEFINED |
10 | 10 |
(...skipping 68 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
79 | 79 |
80 #if SK_PMCOLOR_BYTE_ORDER(B,G,R,A) | 80 #if SK_PMCOLOR_BYTE_ORDER(B,G,R,A) |
81 kN32_SkColorType = kBGRA_8888_SkColorType, | 81 kN32_SkColorType = kBGRA_8888_SkColorType, |
82 #elif SK_PMCOLOR_BYTE_ORDER(R,G,B,A) | 82 #elif SK_PMCOLOR_BYTE_ORDER(R,G,B,A) |
83 kN32_SkColorType = kRGBA_8888_SkColorType, | 83 kN32_SkColorType = kRGBA_8888_SkColorType, |
84 #else | 84 #else |
85 #error "SK_*32_SHFIT values must correspond to BGRA or RGBA byte order" | 85 #error "SK_*32_SHFIT values must correspond to BGRA or RGBA byte order" |
86 #endif | 86 #endif |
87 }; | 87 }; |
88 | 88 |
| 89 extern const uint8_t gPrivate_SkColorTypeBytesPerPixel[]; |
| 90 |
89 static int SkColorTypeBytesPerPixel(SkColorType ct) { | 91 static int SkColorTypeBytesPerPixel(SkColorType ct) { |
90 static const uint8_t gSize[] = { | 92 SkASSERT((unsigned)ct <= (unsigned)kLastEnum_SkColorType); |
91 0, // Unknown | 93 return gPrivate_SkColorTypeBytesPerPixel[ct]; |
92 1, // Alpha_8 | |
93 2, // RGB_565 | |
94 2, // ARGB_4444 | |
95 4, // RGBA_8888 | |
96 4, // BGRA_8888 | |
97 1, // kIndex_8 | |
98 1, // kGray_8 | |
99 8, // kRGBA_F16 | |
100 }; | |
101 static_assert(SK_ARRAY_COUNT(gSize) == (size_t)(kLastEnum_SkColorType + 1), | |
102 "size_mismatch_with_SkColorType_enum"); | |
103 | |
104 SkASSERT((size_t)ct < SK_ARRAY_COUNT(gSize)); | |
105 return gSize[ct]; | |
106 } | 94 } |
107 | 95 |
| 96 extern const uint8_t gPrivate_SkColorTypeShiftPerPixel[]; |
| 97 |
108 static int SkColorTypeShiftPerPixel(SkColorType ct) { | 98 static int SkColorTypeShiftPerPixel(SkColorType ct) { |
109 static const uint8_t gShift[] = { | 99 SkASSERT((unsigned)ct <= (unsigned)kLastEnum_SkColorType); |
110 0, // Unknown | 100 return gPrivate_SkColorTypeShiftPerPixel[ct]; |
111 0, // Alpha_8 | |
112 1, // RGB_565 | |
113 1, // ARGB_4444 | |
114 2, // RGBA_8888 | |
115 2, // BGRA_8888 | |
116 0, // kIndex_8 | |
117 0, // kGray_8 | |
118 3, // kRGBA_F16 | |
119 }; | |
120 static_assert(SK_ARRAY_COUNT(gShift) == (size_t)(kLastEnum_SkColorType + 1), | |
121 "size_mismatch_with_SkColorType_enum"); | |
122 | |
123 SkASSERT((size_t)ct < SK_ARRAY_COUNT(gShift)); | |
124 return gShift[ct]; | |
125 } | 101 } |
126 | 102 |
127 static inline size_t SkColorTypeMinRowBytes(SkColorType ct, int width) { | 103 static inline size_t SkColorTypeMinRowBytes(SkColorType ct, int width) { |
128 return width * SkColorTypeBytesPerPixel(ct); | 104 return width * SkColorTypeBytesPerPixel(ct); |
129 } | 105 } |
130 | 106 |
131 static inline bool SkColorTypeIsValid(unsigned value) { | 107 static inline bool SkColorTypeIsValid(unsigned value) { |
132 return value <= kLastEnum_SkColorType; | 108 return value <= kLastEnum_SkColorType; |
133 } | 109 } |
134 | 110 |
(...skipping 201 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
336 | 312 |
337 static inline bool SkColorAndProfileAreGammaCorrect(SkColorType ct, SkColorProfi
leType pt) { | 313 static inline bool SkColorAndProfileAreGammaCorrect(SkColorType ct, SkColorProfi
leType pt) { |
338 return kSRGB_SkColorProfileType == pt || kRGBA_F16_SkColorType == ct; | 314 return kSRGB_SkColorProfileType == pt || kRGBA_F16_SkColorType == ct; |
339 } | 315 } |
340 | 316 |
341 static inline bool SkImageInfoIsGammaCorrect(const SkImageInfo& info) { | 317 static inline bool SkImageInfoIsGammaCorrect(const SkImageInfo& info) { |
342 return SkColorAndProfileAreGammaCorrect(info.colorType(), info.profileType()
); | 318 return SkColorAndProfileAreGammaCorrect(info.colorType(), info.profileType()
); |
343 } | 319 } |
344 | 320 |
345 #endif | 321 #endif |
OLD | NEW |