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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 #include "SkImageInfo.h" | 8 #include "SkImageInfo.h" |
9 #include "SkImageInfoPriv.h" | |
10 #include "SkReadBuffer.h" | 9 #include "SkReadBuffer.h" |
11 #include "SkWriteBuffer.h" | 10 #include "SkWriteBuffer.h" |
12 | 11 |
13 /* | 12 /* |
14 * We store this as a byte in the ImageInfo flatten buffer. | 13 * We store this as a byte in the ImageInfo flatten buffer. |
15 */ | 14 */ |
16 enum class SkFlattenColorSpaceEnum { | 15 enum class SkFlattenColorSpaceEnum { |
17 kUnspecified, | 16 kUnspecified, |
18 kSRGB, | 17 kSRGB, |
19 kAdobe1998, | 18 kAdobe1998, |
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54 | 53 |
55 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 54 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
56 | 55 |
57 #ifdef SK_SUPPORT_LEGACY_COLORPROFILETYPE | 56 #ifdef SK_SUPPORT_LEGACY_COLORPROFILETYPE |
58 SkColorProfileType SkImageInfo::profileType() const { | 57 SkColorProfileType SkImageInfo::profileType() const { |
59 return fColorSpace && fColorSpace->gammaCloseToSRGB() | 58 return fColorSpace && fColorSpace->gammaCloseToSRGB() |
60 ? kSRGB_SkColorProfileType : kLinear_SkColorProfileType; | 59 ? kSRGB_SkColorProfileType : kLinear_SkColorProfileType; |
61 } | 60 } |
62 #endif | 61 #endif |
63 | 62 |
64 // Indicate how images and gradients should interpret colors by default. | |
65 bool gDefaultProfileIsSRGB; | |
66 | |
67 SkColorProfileType SkDefaultColorProfile() { | |
68 return gDefaultProfileIsSRGB ? kSRGB_SkColorProfileType | |
69 : kLinear_SkColorProfileType; | |
70 } | |
71 | |
72 static bool alpha_type_is_valid(SkAlphaType alphaType) { | 63 static bool alpha_type_is_valid(SkAlphaType alphaType) { |
73 return (alphaType >= 0) && (alphaType <= kLastEnum_SkAlphaType); | 64 return (alphaType >= 0) && (alphaType <= kLastEnum_SkAlphaType); |
74 } | 65 } |
75 | 66 |
76 static bool color_type_is_valid(SkColorType colorType) { | 67 static bool color_type_is_valid(SkColorType colorType) { |
77 return (colorType >= 0) && (colorType <= kLastEnum_SkColorType); | 68 return (colorType >= 0) && (colorType <= kLastEnum_SkColorType); |
78 } | 69 } |
79 | 70 |
80 SkImageInfo SkImageInfo::MakeS32(int width, int height, SkAlphaType at) { | 71 SkImageInfo SkImageInfo::MakeS32(int width, int height, SkAlphaType at) { |
81 return SkImageInfo(width, height, kN32_SkColorType, at, | 72 return SkImageInfo(width, height, kN32_SkColorType, at, |
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195 } | 186 } |
196 // here x,y are either 0 or negative | 187 // here x,y are either 0 or negative |
197 fPixels = ((char*)fPixels - y * fRowBytes - x * fInfo.bytesPerPixel()); | 188 fPixels = ((char*)fPixels - y * fRowBytes - x * fInfo.bytesPerPixel()); |
198 // the intersect may have shrunk info's logical size | 189 // the intersect may have shrunk info's logical size |
199 fInfo = fInfo.makeWH(srcR.width(), srcR.height()); | 190 fInfo = fInfo.makeWH(srcR.width(), srcR.height()); |
200 fX = srcR.x(); | 191 fX = srcR.x(); |
201 fY = srcR.y(); | 192 fY = srcR.y(); |
202 | 193 |
203 return true; | 194 return true; |
204 } | 195 } |
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