public void AdobeRGB1998IsRGB()
{
var icc = Path.Combine(PathToImages, "AdobeRGB1998.icc");
var colorspace = SKColorSpace.CreateIcc(File.ReadAllBytes(icc));
Assert.Equal(SKNamedGamma.TwoDotTwoCurve, colorspace.NamedGamma);
Assert.Equal(SKColorSpaceType.Rgb, colorspace.Type);
var fnValues = new[] { 2.2f, 1f, 0f, 0f, 0f, 0f, 0f };
Assert.True(colorspace.GetNumericalTransferFunction(out var fn));
Assert.Equal(fnValues, fn.Values);
var toXYZ = new[]
{
0.60974f, 0.20528f, 0.14919f, 0f,
0.31111f, 0.62567f, 0.06322f, 0f,
0.01947f, 0.06087f, 0.74457f, 0f,
0f, 0f, 0f, 1f,
};
AssertMatrix(toXYZ, colorspace.ToXyzD50());
var fromXYZ = new[]
{
1.96253f, -0.61068f, -0.34137f, 0f,
-0.97876f, 1.91615f, 0.03342f, 0f,
0.02869f, -0.14067f, 1.34926f, 0f,
0f, 0f, 0f, 1f,
};
AssertMatrix(fromXYZ, colorspace.FromXyzD50());
}
public SKColorSpace GetSKColorSpace()
{
if (skColorSpace == null)
{
skColorSpace = SKColorSpace.CreateIcc(Profile.GetBody(true).ToByteArray());
xyzD50 = skColorSpace.FromXyzD50();
skColorSpace.GetNumericalTransferFunction(out var spaceTransfer);
transfer = spaceTransfer.Invert();
}
return(skColorSpace);
}
public SKColorSpace GetSKColorSpace()
{
if (skColorSpace == null)
{
skColorSpace = SKColorSpace.CreateIcc(Profile.GetBody(true).GetBuffer());
if (skColorSpace != null)
{
skColorSpace.GetNumericalTransferFunction(out var spaceTransfer);
transfer = spaceTransfer.Invert();
}
}
return(skColorSpace);
}
public void USWebCoatedSWOPIsUnsupportedCMYK()
{
var path = Path.Combine(PathToImages, "USWebCoatedSWOP.icc");
var data = File.ReadAllBytes(path);
var icc = SKColorSpaceIccProfile.Create(data);
Assert.NotNull(icc);
var colorspace = SKColorSpace.CreateIcc(icc);
Assert.Null(colorspace);
}
public void USWebCoatedSWOPIsCMYK()
{
var icc = Path.Combine(PathToImages, "USWebCoatedSWOP.icc");
var colorspace = SKColorSpace.CreateIcc(File.ReadAllBytes(icc));
Assert.Equal(SKNamedGamma.NonStandard, colorspace.NamedGamma);
Assert.Equal(SKColorSpaceType.Cmyk, colorspace.Type);
var fnValues = new[] { 0f, 0f, 0f, 0f, 0f, 0f, 0f };
Assert.False(colorspace.GetNumericalTransferFunction(out var fn));
Assert.Equal(fnValues, fn.Values);
Assert.Null(colorspace.ToXyzD50());
}