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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 class SkColorSpace; |
13 | 14 |
14 struct SkEncodedInfo { | 15 struct SkEncodedInfo { |
15 public: | 16 public: |
16 | 17 |
17 enum Alpha { | 18 enum Alpha { |
18 kOpaque_Alpha, | 19 kOpaque_Alpha, |
19 kUnpremul_Alpha, | 20 kUnpremul_Alpha, |
20 | 21 |
21 // Each pixel is either fully opaque or fully transparent. | 22 // Each pixel is either fully opaque or fully transparent. |
22 // There is no difference between requesting kPremul or kUnpremul. | 23 // There is no difference between requesting kPremul or kUnpremul. |
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109 break; | 110 break; |
110 } | 111 } |
111 | 112 |
112 return SkEncodedInfo(color, alpha, bitsPerComponent); | 113 return SkEncodedInfo(color, alpha, bitsPerComponent); |
113 } | 114 } |
114 | 115 |
115 /* | 116 /* |
116 * Returns an SkImageInfo with Skia color and alpha types that are the | 117 * Returns an SkImageInfo with Skia color and alpha types that are the |
117 * closest possible match to the encoded info. | 118 * closest possible match to the encoded info. |
118 */ | 119 */ |
119 SkImageInfo makeImageInfo(int width, int height) const { | 120 SkImageInfo makeImageInfo(int width, int height, const sk_sp<SkColorSpace>&
colorSpace) const { |
120 SkColorProfileType profileType = SkDefaultColorProfile(); | |
121 switch (fColor) { | 121 switch (fColor) { |
122 case kGray_Color: | 122 case kGray_Color: |
123 SkASSERT(kOpaque_Alpha == fAlpha); | 123 SkASSERT(kOpaque_Alpha == fAlpha); |
124 return SkImageInfo::Make(width, height, kGray_8_SkColorType, | 124 return SkImageInfo::Make(width, height, kGray_8_SkColorType, |
125 kOpaque_SkAlphaType, profileType); | 125 kOpaque_SkAlphaType, colorSpace); |
126 case kGrayAlpha_Color: | 126 case kGrayAlpha_Color: |
127 SkASSERT(kOpaque_Alpha != fAlpha); | 127 SkASSERT(kOpaque_Alpha != fAlpha); |
128 return SkImageInfo::Make(width, height, kN32_SkColorType, | 128 return SkImageInfo::Make(width, height, kN32_SkColorType, |
129 kUnpremul_SkAlphaType, profileType); | 129 kUnpremul_SkAlphaType, colorSpace); |
130 case kPalette_Color: { | 130 case kPalette_Color: { |
131 SkAlphaType alphaType = (kOpaque_Alpha == fAlpha) ? kOpaque_SkAl
phaType : | 131 SkAlphaType alphaType = (kOpaque_Alpha == fAlpha) ? kOpaque_SkAl
phaType : |
132 kUnpremul_SkAlphaType; | 132 kUnpremul_SkAlphaType; |
133 return SkImageInfo::Make(width, height, kIndex_8_SkColorType, | 133 return SkImageInfo::Make(width, height, kIndex_8_SkColorType, |
134 alphaType, profileType); | 134 alphaType, colorSpace); |
135 } | 135 } |
136 case kRGB_Color: | 136 case kRGB_Color: |
137 case kBGR_Color: | 137 case kBGR_Color: |
138 case kBGRX_Color: | 138 case kBGRX_Color: |
139 case kYUV_Color: | 139 case kYUV_Color: |
140 case kInvertedCMYK_Color: | 140 case kInvertedCMYK_Color: |
141 case kYCCK_Color: | 141 case kYCCK_Color: |
142 SkASSERT(kOpaque_Alpha == fAlpha); | 142 SkASSERT(kOpaque_Alpha == fAlpha); |
143 return SkImageInfo::Make(width, height, kN32_SkColorType, | 143 return SkImageInfo::Make(width, height, kN32_SkColorType, |
144 kOpaque_SkAlphaType, profileType); | 144 kOpaque_SkAlphaType, colorSpace); |
145 case kRGBA_Color: | 145 case kRGBA_Color: |
146 case kBGRA_Color: | 146 case kBGRA_Color: |
147 case kYUVA_Color: | 147 case kYUVA_Color: |
148 SkASSERT(kOpaque_Alpha != fAlpha); | 148 SkASSERT(kOpaque_Alpha != fAlpha); |
149 return SkImageInfo::Make(width, height, kN32_SkColorType, | 149 return SkImageInfo::Make(width, height, kN32_SkColorType, |
150 kUnpremul_SkAlphaType, profileType); | 150 kUnpremul_SkAlphaType, colorSpace); |
151 default: | 151 default: |
152 SkASSERT(false); | 152 SkASSERT(false); |
153 return SkImageInfo::MakeUnknown(); | 153 return SkImageInfo::MakeUnknown(); |
154 } | 154 } |
155 } | 155 } |
156 | 156 |
157 Color color() const { return fColor; } | 157 Color color() const { return fColor; } |
158 Alpha alpha() const { return fAlpha; } | 158 Alpha alpha() const { return fAlpha; } |
159 uint8_t bitsPerComponent() const { return fBitsPerComponent; } | 159 uint8_t bitsPerComponent() const { return fBitsPerComponent; } |
160 | 160 |
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196 } | 196 } |
197 | 197 |
198 Color fColor; | 198 Color fColor; |
199 Alpha fAlpha; | 199 Alpha fAlpha; |
200 uint8_t fBitsPerComponent; | 200 uint8_t fBitsPerComponent; |
201 | 201 |
202 friend class SkJpegCodec; | 202 friend class SkJpegCodec; |
203 }; | 203 }; |
204 | 204 |
205 #endif | 205 #endif |
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