SkColorSpace::MakeSRGB());
}
-static sk_sp<SkColorSpace> make_srgb_transfer_fn(const SkColorSpacePrimaries& primaries) {
+static sk_sp<SkColorSpace> make_parametric_transfer_fn(const SkColorSpacePrimaries& primaries) {
SkMatrix44 toXYZD50(SkMatrix44::kUninitialized_Constructor);
SkAssertResult(primaries.toXYZD50(&toXYZD50));
- return SkColorSpace::MakeRGB(SkColorSpace::kSRGB_RenderTargetGamma, toXYZD50);
+ SkColorSpaceTransferFn fn;
+ fn.fA = 1.f; fn.fB = 0.f; fn.fC = 0.f; fn.fD = 0.f; fn.fE = 0.f; fn.fF = 0.f; fn.fG = 1.8f;
+ return SkColorSpace::MakeRGB(fn, toXYZD50);
}
static sk_sp<SkColorSpace> make_wide_gamut() {
primaries.fBY = 0.0001f;
primaries.fWX = 0.34567f;
primaries.fWY = 0.35850f;
- return make_srgb_transfer_fn(primaries);
+ return make_parametric_transfer_fn(primaries);
}
static sk_sp<SkColorSpace> make_small_gamut() {
primaries.fBY = 0.16f;
primaries.fWX = 0.3127f;
primaries.fWY = 0.3290f;
- return make_srgb_transfer_fn(primaries);
+ return make_parametric_transfer_fn(primaries);
}
static void draw_image(SkCanvas* canvas, SkImage* image, SkColorType dstColorType,
if (isColorAware && srcInfo.gammaCloseToSRGB()) {
pipeline.append_from_srgb(srcInfo.alphaType());
+ } else if (isColorAware && !srcInfo.colorSpace()->gammaIsLinear()) {
+ SkColorSpaceTransferFn fn;
+ SkAssertResult(srcInfo.colorSpace()->isNumericalTransferFn(&fn));
+ pipeline.append(SkRasterPipeline::parametric_r, &fn);
+ pipeline.append(SkRasterPipeline::parametric_g, &fn);
+ pipeline.append(SkRasterPipeline::parametric_b, &fn);
}
float matrix[12];
if (isColorAware && dstInfo.gammaCloseToSRGB()) {
pipeline.append(SkRasterPipeline::to_srgb);
+ } else if (isColorAware && !dstInfo.colorSpace()->gammaIsLinear()) {
+ SkColorSpaceTransferFn fn;
+ SkAssertResult(dstInfo.colorSpace()->isNumericalTransferFn(&fn));
+ fn = fn.invert();
+ pipeline.append(SkRasterPipeline::parametric_r, &fn);
+ pipeline.append(SkRasterPipeline::parametric_g, &fn);
+ pipeline.append(SkRasterPipeline::parametric_b, &fn);
}
if (kUnpremul_SkAlphaType == premulState && kPremul_SkAlphaType == dat &&
* conversion is not well-defined.
*/
static inline bool SkImageInfoValidConversion(const SkImageInfo& dst, const SkImageInfo& src) {
- if (!SkImageInfoIsValidRenderingCS(dst) || !SkImageInfoIsValidRenderingCS(src)) {
+ if (!SkImageInfoIsValidAllowNumericalCS(dst) || !SkImageInfoIsValidAllowNumericalCS(src)) {
return false;
}