@class NSArray; @interface CIFilterClassInfo : NSObject { NSArray *inputKeys; NSArray *inputClasses; NSArray *outputKeys; } + (id)cache; + (void)clearCache; + (id)classInfoForClass:(Class)a0; - (id)inputKeys; - (id)init; - (void)dealloc; - (id)outputKeys; - (id)description; - (id)initWithClass:(Class)a0; - (id)inputClasses; @end