--- title: CIFilterProtocol framework: coreimage role: symbol role_heading: Protocol path: coreimage/cifilterprotocol --- # CIFilterProtocol The properties you use to configure a Core Image filter. ## Declaration ```swift protocol CIFilterProtocol ``` ## Topics ### Instance Properties - [outputImage](coreimage/cifilterprotocol/outputimage.md) ### Type Methods - [customAttributes()](coreimage/cifilterprotocol/customattributes().md) ## Relationships ### Inherited By - [CIAccordionFoldTransition](coreimage/ciaccordionfoldtransition.md) - [CIAffineClamp](coreimage/ciaffineclamp.md) - [CIAffineTile](coreimage/ciaffinetile.md) - [CIAreaAverage](coreimage/ciareaaverage.md) - [CIAreaAverageMaximumRed](coreimage/ciareaaveragemaximumred.md) - [CIAreaBoundsRed](coreimage/ciareaboundsred.md) - [CIAreaHistogram](coreimage/ciareahistogram.md) - [CIAreaLogarithmicHistogram](coreimage/ciarealogarithmichistogram.md) - [CIAreaMaximum](coreimage/ciareamaximum.md) - [CIAreaMaximumAlpha](coreimage/ciareamaximumalpha.md) - [CIAreaMinMax](coreimage/ciareaminmax.md) - [CIAreaMinMaxRed](coreimage/ciareaminmaxred.md) - [CIAreaMinimum](coreimage/ciareaminimum.md) - [CIAreaMinimumAlpha](coreimage/ciareaminimumalpha.md) - [CIAreaReductionFilter](coreimage/ciareareductionfilter.md) - [CIAttributedTextImageGenerator](coreimage/ciattributedtextimagegenerator.md) - [CIAztecCodeGenerator](coreimage/ciazteccodegenerator.md) - [CIBarcodeGenerator](coreimage/cibarcodegenerator.md) - [CIBarsSwipeTransition](coreimage/cibarsswipetransition.md) - [CIBicubicScaleTransform](coreimage/cibicubicscaletransform.md) - [CIBlendWithMask](coreimage/ciblendwithmask.md) - [CIBloom](coreimage/cibloom.md) - [CIBlurredRectangleGenerator](coreimage/ciblurredrectanglegenerator.md) - [CIBlurredRoundedRectangleGenerator](coreimage/ciblurredroundedrectanglegenerator.md) - [CIBokehBlur](coreimage/cibokehblur.md) - [CIBoxBlur](coreimage/ciboxblur.md) - [CIBumpDistortion](coreimage/cibumpdistortion.md) - [CIBumpDistortionLinear](coreimage/cibumpdistortionlinear.md) - [CICMYKHalftone](coreimage/cicmykhalftone.md) - [CICannyEdgeDetector](coreimage/cicannyedgedetector.md) - [CICheckerboardGenerator](coreimage/cicheckerboardgenerator.md) - [CICircleSplashDistortion](coreimage/cicirclesplashdistortion.md) - [CICircularScreen](coreimage/cicircularscreen.md) - [CICircularWrap](coreimage/cicircularwrap.md) - [CICode128BarcodeGenerator](coreimage/cicode128barcodegenerator.md) - [CIColorAbsoluteDifference](coreimage/cicolorabsolutedifference.md) - [CIColorClamp](coreimage/cicolorclamp.md) - [CIColorControls](coreimage/cicolorcontrols.md) - [CIColorCrossPolynomial](coreimage/cicolorcrosspolynomial.md) - [CIColorCube](coreimage/cicolorcube.md) - [CIColorCubeWithColorSpace](coreimage/cicolorcubewithcolorspace.md) - [CIColorCubesMixedWithMask](coreimage/cicolorcubesmixedwithmask.md) - [CIColorCurves](coreimage/cicolorcurves.md) - [CIColorInvert](coreimage/cicolorinvert.md) - [CIColorMap](coreimage/cicolormap.md) - [CIColorMatrix](coreimage/cicolormatrix.md) - [CIColorMonochrome](coreimage/cicolormonochrome.md) - [CIColorPolynomial](coreimage/cicolorpolynomial.md) - [CIColorPosterize](coreimage/cicolorposterize.md) - [CIColorThreshold](coreimage/cicolorthreshold.md) - [CIColorThresholdOtsu](coreimage/cicolorthresholdotsu.md) - [CIColumnAverage](coreimage/cicolumnaverage.md) - [CIComicEffect](coreimage/cicomiceffect.md) - [CICompositeOperation](coreimage/cicompositeoperation.md) - [CIConvertLab](coreimage/ciconvertlab.md) - [CIConvolution](coreimage/ciconvolution.md) - [CICopyMachineTransition](coreimage/cicopymachinetransition.md) - [CICoreMLModel](coreimage/cicoremlmodel.md) - [CICrystallize](coreimage/cicrystallize.md) - [CIDepthOfField](coreimage/cidepthoffield.md) - [CIDepthToDisparity](coreimage/cidepthtodisparity.md) - [CIDiscBlur](coreimage/cidiscblur.md) - [CIDisintegrateWithMaskTransition](coreimage/cidisintegratewithmasktransition.md) - [CIDisparityToDepth](coreimage/cidisparitytodepth.md) - [CIDisplacementDistortion](coreimage/cidisplacementdistortion.md) - [CIDissolveTransition](coreimage/cidissolvetransition.md) - [CIDistanceGradientFromRedMask](coreimage/cidistancegradientfromredmask.md) - [CIDither](coreimage/cidither.md) - [CIDocumentEnhancer](coreimage/cidocumentenhancer.md) - [CIDotScreen](coreimage/cidotscreen.md) - [CIDroste](coreimage/cidroste.md) - [CIEdgePreserveUpsample](coreimage/ciedgepreserveupsample.md) - [CIEdgeWork](coreimage/ciedgework.md) - [CIEdges](coreimage/ciedges.md) - [CIEightfoldReflectedTile](coreimage/cieightfoldreflectedtile.md) - [CIExposureAdjust](coreimage/ciexposureadjust.md) - [CIFalseColor](coreimage/cifalsecolor.md) - [CIFlashTransition](coreimage/ciflashtransition.md) - [CIFourCoordinateGeometryFilter](coreimage/cifourcoordinategeometryfilter.md) - [CIFourfoldReflectedTile](coreimage/cifourfoldreflectedtile.md) - [CIFourfoldRotatedTile](coreimage/cifourfoldrotatedtile.md) - [CIFourfoldTranslatedTile](coreimage/cifourfoldtranslatedtile.md) - [CIGaborGradients](coreimage/cigaborgradients.md) - [CIGammaAdjust](coreimage/cigammaadjust.md) - [CIGaussianBlur](coreimage/cigaussianblur.md) - [CIGaussianGradient](coreimage/cigaussiangradient.md) - [CIGlassDistortion](coreimage/ciglassdistortion.md) - [CIGlassLozenge](coreimage/ciglasslozenge.md) - [CIGlideReflectedTile](coreimage/ciglidereflectedtile.md) - [CIGloom](coreimage/cigloom.md) - [CIHatchedScreen](coreimage/cihatchedscreen.md) - [CIHeightFieldFromMask](coreimage/ciheightfieldfrommask.md) - [CIHexagonalPixellate](coreimage/cihexagonalpixellate.md) - [CIHighlightShadowAdjust](coreimage/cihighlightshadowadjust.md) - [CIHistogramDisplay](coreimage/cihistogramdisplay.md) - [CIHoleDistortion](coreimage/ciholedistortion.md) - [CIHueAdjust](coreimage/cihueadjust.md) - [CIHueSaturationValueGradient](coreimage/cihuesaturationvaluegradient.md) - [CIKMeans](coreimage/cikmeans.md) - [CIKaleidoscope](coreimage/cikaleidoscope.md) - [CIKeystoneCorrectionCombined](coreimage/cikeystonecorrectioncombined.md) - [CIKeystoneCorrectionHorizontal](coreimage/cikeystonecorrectionhorizontal.md) - [CIKeystoneCorrectionVertical](coreimage/cikeystonecorrectionvertical.md) - [CILabDeltaE](coreimage/cilabdeltae.md) - [CILanczosScaleTransform](coreimage/cilanczosscaletransform.md) - [CILenticularHaloGenerator](coreimage/cilenticularhalogenerator.md) - [CILightTunnel](coreimage/cilighttunnel.md) - [CILineOverlay](coreimage/cilineoverlay.md) - [CILineScreen](coreimage/cilinescreen.md) - [CILinearGradient](coreimage/cilineargradient.md) - [CILinearToSRGBToneCurve](coreimage/cilineartosrgbtonecurve.md) - [CIMaskToAlpha](coreimage/cimasktoalpha.md) - [CIMaskedVariableBlur](coreimage/cimaskedvariableblur.md) - [CIMaximumComponent](coreimage/cimaximumcomponent.md) - [CIMaximumScaleTransform](coreimage/cimaximumscaletransform.md) - [CIMedian](coreimage/cimedian.md) - [CIMeshGenerator](coreimage/cimeshgenerator.md) - [CIMinimumComponent](coreimage/ciminimumcomponent.md) - [CIMix](coreimage/cimix.md) - [CIModTransition](coreimage/cimodtransition.md) - [CIMorphologyGradient](coreimage/cimorphologygradient.md) - [CIMorphologyMaximum](coreimage/cimorphologymaximum.md) - [CIMorphologyMinimum](coreimage/cimorphologyminimum.md) - [CIMorphologyRectangleMaximum](coreimage/cimorphologyrectanglemaximum.md) - [CIMorphologyRectangleMinimum](coreimage/cimorphologyrectangleminimum.md) - [CIMotionBlur](coreimage/cimotionblur.md) - [CINinePartStretched](coreimage/cininepartstretched.md) - [CINinePartTiled](coreimage/cinineparttiled.md) - [CINoiseReduction](coreimage/cinoisereduction.md) - [CIOpTile](coreimage/cioptile.md) - [CIPDF417BarcodeGenerator](coreimage/cipdf417barcodegenerator.md) - [CIPageCurlTransition](coreimage/cipagecurltransition.md) - [CIPageCurlWithShadowTransition](coreimage/cipagecurlwithshadowtransition.md) - [CIPaletteCentroid](coreimage/cipalettecentroid.md) - [CIPalettize](coreimage/cipalettize.md) - [CIParallelogramTile](coreimage/ciparallelogramtile.md) - [CIPersonSegmentation](coreimage/cipersonsegmentation.md) - [CIPerspectiveCorrection](coreimage/ciperspectivecorrection.md) - [CIPerspectiveRotate](coreimage/ciperspectiverotate.md) - [CIPerspectiveTile](coreimage/ciperspectivetile.md) - [CIPerspectiveTransform](coreimage/ciperspectivetransform.md) - [CIPerspectiveTransformWithExtent](coreimage/ciperspectivetransformwithextent.md) - [CIPhotoEffect](coreimage/ciphotoeffect.md) - [CIPinchDistortion](coreimage/cipinchdistortion.md) - [CIPixellate](coreimage/cipixellate.md) - [CIPointillize](coreimage/cipointillize.md) - [CIQRCodeGenerator](coreimage/ciqrcodegenerator.md) - [CIRadialGradient](coreimage/ciradialgradient.md) - [CIRandomGenerator](coreimage/cirandomgenerator.md) - [CIRippleTransition](coreimage/cirippletransition.md) - [CIRoundedQRCodeGenerator](coreimage/ciroundedqrcodegenerator.md) - [CIRoundedRectangleGenerator](coreimage/ciroundedrectanglegenerator.md) - [CIRoundedRectangleStrokeGenerator](coreimage/ciroundedrectanglestrokegenerator.md) - [CIRowAverage](coreimage/cirowaverage.md) - [CISRGBToneCurveToLinear](coreimage/cisrgbtonecurvetolinear.md) - [CISaliencyMap](coreimage/cisaliencymap.md) - [CISepiaTone](coreimage/cisepiatone.md) - [CIShadedMaterial](coreimage/cishadedmaterial.md) - [CISharpenLuminance](coreimage/cisharpenluminance.md) - [CISignedDistanceGradientFromRedMask](coreimage/cisigneddistancegradientfromredmask.md) - [CISixfoldReflectedTile](coreimage/cisixfoldreflectedtile.md) - [CISixfoldRotatedTile](coreimage/cisixfoldrotatedtile.md) - [CISmoothLinearGradient](coreimage/cismoothlineargradient.md) - [CISobelGradients](coreimage/cisobelgradients.md) - [CISpotColor](coreimage/cispotcolor.md) - [CISpotLight](coreimage/cispotlight.md) - [CIStarShineGenerator](coreimage/cistarshinegenerator.md) - [CIStraighten](coreimage/cistraighten.md) - [CIStretchCrop](coreimage/cistretchcrop.md) - [CIStripesGenerator](coreimage/cistripesgenerator.md) - [CISunbeamsGenerator](coreimage/cisunbeamsgenerator.md) - [CISwipeTransition](coreimage/ciswipetransition.md) - [CISystemToneMap](coreimage/cisystemtonemap.md) - [CITemperatureAndTint](coreimage/citemperatureandtint.md) - [CITextImageGenerator](coreimage/citextimagegenerator.md) - [CIThermal](coreimage/cithermal.md) - [CIToneCurve](coreimage/citonecurve.md) - [CIToneMapHeadroom](coreimage/citonemapheadroom.md) - [CITorusLensDistortion](coreimage/citoruslensdistortion.md) - [CITransitionFilter](coreimage/citransitionfilter.md) - [CITriangleKaleidoscope](coreimage/citrianglekaleidoscope.md) - [CITriangleTile](coreimage/citriangletile.md) - [CITwelvefoldReflectedTile](coreimage/citwelvefoldreflectedtile.md) - [CITwirlDistortion](coreimage/citwirldistortion.md) - [CIUnsharpMask](coreimage/ciunsharpmask.md) - [CIVibrance](coreimage/civibrance.md) - [CIVignette](coreimage/civignette.md) - [CIVignetteEffect](coreimage/civignetteeffect.md) - [CIVortexDistortion](coreimage/civortexdistortion.md) - [CIWhitePointAdjust](coreimage/ciwhitepointadjust.md) - [CIXRay](coreimage/cixray.md) - [CIZoomBlur](coreimage/cizoomblur.md) ## See Also ### Configuring type-safe filters - [Blur Filters](coreimage/blur-filters.md) - [Color Adjustment Filters](coreimage/color-adjustment-filters.md) - [Color Effect Filters](coreimage/color-effect-filters.md) - [Composite Operations](coreimage/composite-operations.md) - [Convolution Filters](coreimage/convolution-filters.md) - [Distortion Filters](coreimage/distortion-filters.md) - [Generator Filters](coreimage/generator-filters.md) - [Geometry Adjustment Filters](coreimage/geometry-adjustment-filters.md) - [Gradient Filters](coreimage/gradient-filters.md) - [Halftone Effect Filters](coreimage/halftone-effect-filters.md) - [Reduction Filters](coreimage/reduction-filters.md) - [Sharpening Filters](coreimage/sharpening-filters.md) - [Stylizing Filters](coreimage/stylizing-filters.md) - [Tile Effect Filters](coreimage/tile-effect-filters.md) - [Transition Filters](coreimage/transition-filters.md)