Add color space xform support to SkJpegCodec (includes F16!)

src/core/SkColorSpaceXform.cpp

Index: src/core/SkColorSpaceXform.cpp
diff --git a/src/core/SkColorSpaceXform.cpp b/src/core/SkColorSpaceXform.cpp
index 924f24f6fc1d7768049cf7635efd5f499988ba22..4fbfa6cd9e26973348fbfed05542bcb70df94cff 100644
--- a/src/core/SkColorSpaceXform.cpp
+++ b/src/core/SkColorSpaceXform.cpp
@@ -629,7 +629,7 @@ SkColorSpaceXform_Base<Dst>::SkColorSpaceXform_Base(const sk_sp<SkColorSpace>& s
 
 template <>
 void SkColorSpaceXform_Base<SkColorSpace::kSRGB_GammaNamed>
-::applyTo8888(SkPMColor* dst, const RGBA32* src, int len) const
+::applyToRGBA(RGBA32* dst, const RGBA32* src, int len) const
 {
     if (fColorLUT) {
         handle_color_lut(dst, src, len, fColorLUT.get());
@@ -641,7 +641,7 @@ void SkColorSpaceXform_Base<SkColorSpace::kSRGB_GammaNamed>
 
 template <>
 void SkColorSpaceXform_Base<SkColorSpace::k2Dot2Curve_GammaNamed>
-::applyTo8888(SkPMColor* dst, const RGBA32* src, int len) const
+::applyToRGBA(RGBA32* dst, const RGBA32* src, int len) const
 {
     if (fColorLUT) {
         handle_color_lut(dst, src, len, fColorLUT.get());
@@ -653,7 +653,7 @@ void SkColorSpaceXform_Base<SkColorSpace::k2Dot2Curve_GammaNamed>
 
 template <>
 void SkColorSpaceXform_Base<SkColorSpace::kNonStandard_GammaNamed>
-::applyTo8888(SkPMColor* dst, const RGBA32* src, int len) const
+::applyToRGBA(RGBA32* dst, const RGBA32* src, int len) const
 {
     if (fColorLUT) {
         handle_color_lut(dst, src, len, fColorLUT.get());
@@ -663,6 +663,43 @@ void SkColorSpaceXform_Base<SkColorSpace::kNonStandard_GammaNamed>
     SkOpts::color_xform_RGB1_to_table(dst, src, len, fSrcGammaTables, fSrcToDst, fDstGammaTables);
 }
 
+template <>
+void SkColorSpaceXform_Base<SkColorSpace::kSRGB_GammaNamed>
+::applyToBGRA(BGRA32* dst, const RGBA32* src, int len) const
+{
+    if (fColorLUT) {
+        handle_color_lut(dst, src, len, fColorLUT.get());
+        src = dst;
+    }
+
+    SkOpts::color_xform_RGB1_to_srgb_swaprb(dst, src, len, fSrcGammaTables, fSrcToDst);
+}
+
+template <>
+void SkColorSpaceXform_Base<SkColorSpace::k2Dot2Curve_GammaNamed>
+::applyToBGRA(BGRA32* dst, const RGBA32* src, int len) const
+{
+    if (fColorLUT) {
+        handle_color_lut(dst, src, len, fColorLUT.get());
+        src = dst;
+    }
+
+    SkOpts::color_xform_RGB1_to_2dot2_swaprb(dst, src, len, fSrcGammaTables, fSrcToDst);
+}
+
+template <>
+void SkColorSpaceXform_Base<SkColorSpace::kNonStandard_GammaNamed>
+::applyToBGRA(BGRA32* dst, const RGBA32* src, int len) const
+{
+    if (fColorLUT) {
+        handle_color_lut(dst, src, len, fColorLUT.get());
+        src = dst;
+    }
+
+    SkOpts::color_xform_RGB1_to_table_swaprb(dst, src, len, fSrcGammaTables, fSrcToDst,
+                                             fDstGammaTables);
+}
+
 template <SkColorSpace::GammaNamed T>
 void SkColorSpaceXform_Base<T>
 ::applyToF16(RGBAF16* dst, const RGBA32* src, int len) const