@class CIImage, NSNumber; @interface CIDisplacementDistortion : CIFilter @property (retain, nonatomic) CIImage *inputImage; @property (retain, nonatomic) CIImage *inputDisplacementImage; @property (retain, nonatomic) NSNumber *inputScale; + (id)customAttributes; - (id)outputImage; - (id)_CIDisplaceFromImage; @end