@class CIImage, NSNumber; @interface CISingleChannelColorMap : CIFilter @property (retain, nonatomic) CIImage *inputImage; @property (retain, nonatomic) NSNumber *inputChannelIndex; @property (retain, nonatomic) NSNumber *inputShouldNormalize; @property (retain, nonatomic) NSNumber *inputColorMapIndex; + (id)customAttributes; - (id)outputImage; @end