Gamma-correctness pushed into Skia, top-down.

include/core/SkImageInfo.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkImageInfo_DEFINED
 #define SkImageInfo_DEFINED
 
@@ skipping 300 matching lines @@
 
     SkImageInfo(int width, int height, SkColorType ct, SkAlphaType at, SkColorProfileType pt)
         : fWidth(width)
         , fHeight(height)
         , fColorType(ct)
         , fAlphaType(at)
         , fProfileType(pt)
     {}
 };
 
+///////////////////////////////////////////////////////////////////////////////
+
+static inline bool SkColorAndProfileAreGammaCorrect(SkColorType ct, SkColorProfileType pt) {
+    return kSRGB_SkColorProfileType == pt || kRGBA_F16_SkColorType == ct;
+}
+
+static inline bool SkImageInfoIsGammaCorrect(const SkImageInfo& info) {
+    return SkColorAndProfileAreGammaCorrect(info.colorType(), info.profileType());
+}
+
 #endif