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Side by Side Diff: src/core/SkOpts.h

Issue 1676773003: Optimize CMYK->RGBA (BGRA) transform for jpeg decodes (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 4 years, 10 months ago
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1 /* 1 /*
2 * Copyright 2015 Google Inc. 2 * Copyright 2015 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 SkOpts_DEFINED 8 #ifndef SkOpts_DEFINED
9 #define SkOpts_DEFINED 9 #define SkOpts_DEFINED
10 10
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57 57
58 // Swizzle input into some sort of 8888 pixel, {premul,unpremul} x {rgba,bgr a}. 58 // Swizzle input into some sort of 8888 pixel, {premul,unpremul} x {rgba,bgr a}.
59 typedef void (*Swizzle_8888)(uint32_t*, const void*, int); 59 typedef void (*Swizzle_8888)(uint32_t*, const void*, int);
60 extern Swizzle_8888 RGBA_to_BGRA, // i.e. just swap RB 60 extern Swizzle_8888 RGBA_to_BGRA, // i.e. just swap RB
61 RGBA_to_rgbA, // i.e. just premultiply 61 RGBA_to_rgbA, // i.e. just premultiply
62 RGBA_to_bgrA, // i.e. swap RB and premultiply 62 RGBA_to_bgrA, // i.e. swap RB and premultiply
63 RGB_to_RGB1, // i.e. insert an opaque alpha 63 RGB_to_RGB1, // i.e. insert an opaque alpha
64 RGB_to_BGR1, // i.e. swap RB and insert an opaque alph a 64 RGB_to_BGR1, // i.e. swap RB and insert an opaque alph a
65 gray_to_RGB1, // i.e. expand to color channels + an opa que alpha 65 gray_to_RGB1, // i.e. expand to color channels + an opa que alpha
66 grayA_to_RGBA, // i.e. expand to color channels 66 grayA_to_RGBA, // i.e. expand to color channels
67 grayA_to_rgbA; // i.e. expand to color channels and prem ultiply 67 grayA_to_rgbA, // i.e. expand to color channels and prem ultiply
68 CMYK_to_RGB1, // i.e. convert color space
scroggo 2016/02/08 14:59:43 I know this isn't the first appearance of it, but
mtklein 2016/02/08 15:08:47 opaque. the alpha channel is 1.
69 CMYK_to_BGR1; // i.e. convert color space
68 } 70 }
69 71
70 #endif//SkOpts_DEFINED 72 #endif//SkOpts_DEFINED
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