| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 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 SkEncodedInfo_DEFINED | 8 #ifndef SkEncodedInfo_DEFINED |
| 9 #define SkEncodedInfo_DEFINED | 9 #define SkEncodedInfo_DEFINED |
| 10 | 10 |
| 11 #include "SkImageInfo.h" | 11 #include "SkImageInfo.h" |
| 12 #include "../private/SkImageInfoPriv.h" |
| 12 | 13 |
| 13 struct SkEncodedInfo { | 14 struct SkEncodedInfo { |
| 14 public: | 15 public: |
| 15 | 16 |
| 16 enum Alpha { | 17 enum Alpha { |
| 17 kOpaque_Alpha, | 18 kOpaque_Alpha, |
| 18 kUnpremul_Alpha, | 19 kUnpremul_Alpha, |
| 19 | 20 |
| 20 // Each pixel is either fully opaque or fully transparent. | 21 // Each pixel is either fully opaque or fully transparent. |
| 21 // There is no difference between requesting kPremul or kUnpremul. | 22 // There is no difference between requesting kPremul or kUnpremul. |
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| 117 } | 118 } |
| 118 | 119 |
| 119 return SkEncodedInfo(color, alpha, bitsPerComponent); | 120 return SkEncodedInfo(color, alpha, bitsPerComponent); |
| 120 } | 121 } |
| 121 | 122 |
| 122 /* | 123 /* |
| 123 * Returns an SkImageInfo with Skia color and alpha types that are the | 124 * Returns an SkImageInfo with Skia color and alpha types that are the |
| 124 * closest possible match to the encoded info. | 125 * closest possible match to the encoded info. |
| 125 */ | 126 */ |
| 126 SkImageInfo makeImageInfo(int width, int height) const { | 127 SkImageInfo makeImageInfo(int width, int height) const { |
| 128 SkColorProfileType profileType = SkDefaultColorProfile(); |
| 127 switch (fColor) { | 129 switch (fColor) { |
| 128 case kGray_Color: | 130 case kGray_Color: |
| 129 SkASSERT(kOpaque_Alpha == fAlpha); | 131 SkASSERT(kOpaque_Alpha == fAlpha); |
| 130 return SkImageInfo::Make(width, height, kGray_8_SkColorType, kOp
aque_SkAlphaType); | 132 return SkImageInfo::Make(width, height, kGray_8_SkColorType, |
| 133 kOpaque_SkAlphaType, profileType); |
| 131 case kGrayAlpha_Color: | 134 case kGrayAlpha_Color: |
| 132 SkASSERT(kOpaque_Alpha != fAlpha); | 135 SkASSERT(kOpaque_Alpha != fAlpha); |
| 133 return SkImageInfo::Make(width, height, kN32_SkColorType, | 136 return SkImageInfo::Make(width, height, kN32_SkColorType, |
| 134 kUnpremul_SkAlphaType); | 137 kUnpremul_SkAlphaType, profileType); |
| 135 case kPalette_Color: { | 138 case kPalette_Color: { |
| 136 SkAlphaType alphaType = (kOpaque_Alpha == fAlpha) ? kOpaque_SkAl
phaType : | 139 SkAlphaType alphaType = (kOpaque_Alpha == fAlpha) ? kOpaque_SkAl
phaType : |
| 137 kUnpremul_SkAlphaType; | 140 kUnpremul_SkAlphaType; |
| 138 return SkImageInfo::Make(width, height, kIndex_8_SkColorType, al
phaType); | 141 return SkImageInfo::Make(width, height, kIndex_8_SkColorType, |
| 142 alphaType, profileType); |
| 139 } | 143 } |
| 140 case kRGB_Color: | 144 case kRGB_Color: |
| 141 case kBGR_Color: | 145 case kBGR_Color: |
| 142 case kBGRX_Color: | 146 case kBGRX_Color: |
| 143 case kYUV_Color: | 147 case kYUV_Color: |
| 144 case kInvertedCMYK_Color: | 148 case kInvertedCMYK_Color: |
| 145 case kYCCK_Color: | 149 case kYCCK_Color: |
| 146 SkASSERT(kOpaque_Alpha == fAlpha); | 150 SkASSERT(kOpaque_Alpha == fAlpha); |
| 147 return SkImageInfo::Make(width, height, kN32_SkColorType, kOpaqu
e_SkAlphaType); | 151 return SkImageInfo::Make(width, height, kN32_SkColorType, |
| 152 kOpaque_SkAlphaType, profileType); |
| 148 case kRGBA_Color: | 153 case kRGBA_Color: |
| 149 case kBGRA_Color: | 154 case kBGRA_Color: |
| 150 case kYUVA_Color: | 155 case kYUVA_Color: |
| 151 SkASSERT(kOpaque_Alpha != fAlpha); | 156 SkASSERT(kOpaque_Alpha != fAlpha); |
| 152 return SkImageInfo::Make(width, height, kN32_SkColorType, kUnpre
mul_SkAlphaType); | 157 return SkImageInfo::Make(width, height, kN32_SkColorType, |
| 158 kUnpremul_SkAlphaType, profileType); |
| 153 default: | 159 default: |
| 154 SkASSERT(false); | 160 SkASSERT(false); |
| 155 return SkImageInfo::MakeUnknown(); | 161 return SkImageInfo::MakeUnknown(); |
| 156 } | 162 } |
| 157 } | 163 } |
| 158 | 164 |
| 159 SkEncodedInfo() | 165 SkEncodedInfo() |
| 160 : fColor(kUnknown_Color) | 166 : fColor(kUnknown_Color) |
| 161 , fAlpha(kUnknown_Alpha) | 167 , fAlpha(kUnknown_Alpha) |
| 162 , fBitsPerComponent(0) | 168 , fBitsPerComponent(0) |
| 163 {} | 169 {} |
| 164 | 170 |
| 165 private: | 171 private: |
| 166 | 172 |
| 167 SkEncodedInfo(Color color, Alpha alpha, uint8_t bitsPerComponent) | 173 SkEncodedInfo(Color color, Alpha alpha, uint8_t bitsPerComponent) |
| 168 : fColor(color) | 174 : fColor(color) |
| 169 , fAlpha(alpha) | 175 , fAlpha(alpha) |
| 170 , fBitsPerComponent(bitsPerComponent) | 176 , fBitsPerComponent(bitsPerComponent) |
| 171 {} | 177 {} |
| 172 | 178 |
| 173 Color fColor; | 179 Color fColor; |
| 174 Alpha fAlpha; | 180 Alpha fAlpha; |
| 175 uint8_t fBitsPerComponent; | 181 uint8_t fBitsPerComponent; |
| 176 }; | 182 }; |
| 177 | 183 |
| 178 #endif | 184 #endif |
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