Global Variable


A key for the set of input keys available for use. The associated value is an NSSet object containing the set of input keys which may be used to affect the output image. (Depending on the input image type and the decoder version, some input keys may be unavailable.) This key is read-only.


const CIRAWFilterOption kCIActiveKeys;

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software