Is there a way I can change the color space of an NSimage or NSBitmapImageRep/CGimage or the like. I am open to any way. Preferably the way photoshop does it.
CGImageRef CGImageCreateCopyWithColorSpace ( CGImageRef image, CGColorSpaceRef colorspace );
To get a CGColorSpaceRef, you can do things like
OR see this page for how to create other color spaces.