Create an SkColorSpaceXform image generator

This should be immediately useful in the Skia-Android
rendering pipeline.

Possible future uses include creating a "renderable"
SkImage from a bitmap with a funny color space.

Inspired by:
https://skia-review.googlesource.com/c/13981/

Bug: b/62347704
Change-Id: I388c7af1fc43834b8ad22022d0caf3ac90b734c8
Reviewed-on: https://skia-review.googlesource.com/18598
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Matt Sarett <msarett@google.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/core/SkPixmap.cpp b/src/core/SkPixmap.cpp
index 02090b77c6..6425b29f92 100644
--- a/src/core/SkPixmap.cpp
+++ b/src/core/SkPixmap.cpp
@@ -74,8 +74,8 @@ bool SkPixmap::extractSubset(SkPixmap* result, const SkIRect& subset) const {
     return true;
 }
 
-bool SkPixmap::readPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dstRB, int x, int y)
-const {
+bool SkPixmap::readPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dstRB, int x, int y,
+                          SkTransferFunctionBehavior behavior) const {
     if (!SkImageInfoValidConversion(dstInfo, fInfo)) {
         return false;
     }
@@ -88,7 +88,7 @@ const {
     const void* srcPixels = this->addr(rec.fX, rec.fY);
     const SkImageInfo srcInfo = fInfo.makeWH(rec.fInfo.width(), rec.fInfo.height());
     SkConvertPixels(rec.fInfo, rec.fPixels, rec.fRowBytes, srcInfo, srcPixels, this->rowBytes(),
-                    this->ctable(), SkTransferFunctionBehavior::kRespect);
+                    this->ctable(), behavior);
     return true;
 }