private void ExecuteOpaque(XmlElement element, MagickImage image)
{
MagickColor target_ = Variables.GetValue<MagickColor>(element, "target");
MagickColor fill_ = Variables.GetValue<MagickColor>(element, "fill");
image.Opaque(target_, fill_);
}
private void ExecuteOrderedDither(XmlElement element, MagickImage image)