@class CIImage, CIColor, NSNumber; @interface CISpotColor : CIFilter { CIColor *inputCenterColor1; CIColor *inputReplacementColor1; NSNumber *inputCloseness1; NSNumber *inputContrast1; CIColor *inputCenterColor2; CIColor *inputReplacementColor2; NSNumber *inputCloseness2; NSNumber *inputContrast2; CIColor *inputCenterColor3; CIColor *inputReplacementColor3; NSNumber *inputCloseness3; NSNumber *inputContrast3; } @property (retain, nonatomic) CIImage *inputImage; + (id)customAttributes; - (id)outputImage; - (id)_CISpotColor; @end