copy(colorSpace:)
Creates a copy of a bitmap image, replacing its colorspace.
Declaration
func copy(colorSpace space: CGColorSpace) -> CGImage?Parameters
- space:
The destination color space. The number of components in this color space must be the same as the number in the specified image.
Return Value
A new CGImage that is a copy of the image passed as the image parameter but with its color space replaced by that specified by the colorspace parameter. Returns NULL if image is an image mask, or if the number of components of colorspace is not the same as the number of components of the colorspace of image. In Objective-C, you’re responsible for releasing this object using CGImageRelease.