The mechanism for loading image units in macOS.
SDK
Framework
class CIPlugIn : NSObject
An image unit is an image processing bundle that contains one or more Core Image filters. The .plugin extension indicates one or more filters that are packaged as an image unit.
class func loadScans directories for files that have the .plugin extension and then loads the image units.
class func loadScans directories for files that have the .plugin extension and then loads only those filters that are marked by the image unit as non-executable filters.
class func load(URL!, allowLoads filters from an image unit that have the appropriate executable status.
class CIFilterAn object that creates and configures chains of individual image filters.
protocol CIPlugThe interface for loading Core Image image units.
protocol CIFilterA general interface for objects that produce CIFilter instances.