# Stylizing Filters Create stylized versions of images by applying effects including pixelation and line overlays. ## Topics ### Filters [`+ blendWithAlphaMaskFilter`](/documentation/CoreImage/CIFilter-swift.class/blendWithAlphaMask()) Blends two images by using an alpha mask image. [`+ blendWithBlueMaskFilter`](/documentation/CoreImage/CIFilter-swift.class/blendWithBlueMask()) Blends two images by using a blue mask image. [`+ blendWithMaskFilter`](/documentation/CoreImage/CIFilter-swift.class/blendWithMask()) Blends two images by using a mask image. [`+ blendWithRedMaskFilter`](/documentation/CoreImage/CIFilter-swift.class/blendWithRedMask()) Blends two images by using a red mask image. [`+ bloomFilter`](/documentation/CoreImage/CIFilter-swift.class/bloom()) Adjusts an image’s colors by applying a blur effect. [`+ cannyEdgeDetectorFilter`](/documentation/CoreImage/CIFilter-swift.class/cannyEdgeDetector()) Applies the Canny edge-detection algorithm to an image. [`+ comicEffectFilter`](/documentation/CoreImage/CIFilter-swift.class/comicEffect()) Creates an image with a comic book effect. [`+ coreMLModelFilter`](/documentation/CoreImage/CIFilter-swift.class/coreMLModel()) Filters an image with a Core ML model. [`+ crystallizeFilter`](/documentation/CoreImage/CIFilter-swift.class/crystallize()) Creates an image made with a series of colorful polygons. [`+ depthOfFieldFilter`](/documentation/CoreImage/CIFilter-swift.class/depthOfField()) Simulates a depth of field effect. [`+ edgesFilter`](/documentation/CoreImage/CIFilter-swift.class/edges()) Hilghlights edges of objects found within an image. [`+ edgeWorkFilter`](/documentation/CoreImage/CIFilter-swift.class/edgeWork()) Produces a black-and-white image that looks similar to a woodblock print. [`+ gaborGradientsFilter`](/documentation/CoreImage/CIFilter-swift.class/gaborGradients()) Highlights textures in an image. [`+ gloomFilter`](/documentation/CoreImage/CIFilter-swift.class/gloom()) Adjusts an image’s color by applying a gloom filter. [`+ heightFieldFromMaskFilter`](/documentation/CoreImage/CIFilter-swift.class/heightFieldFromMask()) Creates a realistic shaded height-field image. [`+ hexagonalPixellateFilter`](/documentation/CoreImage/CIFilter-swift.class/hexagonalPixellate()) Creates an image made of a series of colorful hexagons. [`+ highlightShadowAdjustFilter`](/documentation/CoreImage/CIFilter-swift.class/highlightShadowAdjust()) Adjusts the highlights of colors to reduce shadows. [`+ lineOverlayFilter`](/documentation/CoreImage/CIFilter-swift.class/lineOverlay()) Creates an image that resembles a sketch of the outlines of objects. [`+ mixFilter`](/documentation/CoreImage/CIFilter-swift.class/mix()) Blends two images together. [`+ personSegmentationFilter`](/documentation/CoreImage/CIFilter-swift.class/personSegmentation()) Creates a mask where red pixels indicate areas of the image that are likely to contain a person. [`+ pixellateFilter`](/documentation/CoreImage/CIFilter-swift.class/pixellate()) Enlarges the colors of the pixels to create a blurred effect. [`+ pointillizeFilter`](/documentation/CoreImage/CIFilter-swift.class/pointillize()) Applies a pointillize effect to an image. [`+ saliencyMapFilter`](/documentation/CoreImage/CIFilter-swift.class/saliencyMap()) Creates a saliency map from an image. [`+ shadedMaterialFilter`](/documentation/CoreImage/CIFilter-swift.class/shadedMaterial()) Creates a shaded image from a height-field image. [`+ sobelGradientsFilter`](/documentation/CoreImage/CIFilter-swift.class/sobelGradients()) Calculates the Sobel gradients for an image. [`+ spotColorFilter`](/documentation/CoreImage/CIFilter-swift.class/spotColor()) Replaces colors of an image with specifed colors. [`+ spotLightFilter`](/documentation/CoreImage/CIFilter-swift.class/spotLight()) Highlights a definined area of the image. [`+ cannyEdgeDetectorFilter`](/documentation/CoreImage/CIFilter-swift.class/cannyEdgeDetector()) Applies the Canny edge-detection algorithm to an image. ### Protocols [`CIBlendWithMask`](/documentation/CoreImage/CIBlendWithMask) The properties you use to configure a blend with mask filter. [`CIBloom`](/documentation/CoreImage/CIBloom) The properties you use to configure a bloom filter. [`CICannyEdgeDetector`](/documentation/CoreImage/CICannyEdgeDetector) [`CIComicEffect`](/documentation/CoreImage/CIComicEffect) The properties you use to configure a comic effect filter. [`CICoreMLModel`](/documentation/CoreImage/CICoreMLModel) The properties you use to configure a Core ML model filter. [`CICrystallize`](/documentation/CoreImage/CICrystallize) The properties you use to configure a crystalize filter. [`CIDepthOfField`](/documentation/CoreImage/CIDepthOfField) The properties you use to configure a depth-of-field filter. [`CIEdgeWork`](/documentation/CoreImage/CIEdgeWork) The properties you use to configure an edge-work filter. [`CIEdges`](/documentation/CoreImage/CIEdges) The properties you use to configure an edges filter. [`CIGaborGradients`](/documentation/CoreImage/CIGaborGradients) The properties you use to configure a Gabor gradients filter. [`CIGloom`](/documentation/CoreImage/CIGloom) The properties you use to configure a gloom filter. [`CIHeightFieldFromMask`](/documentation/CoreImage/CIHeightFieldFromMask) The properties you use to configure a height-field-from-mask filter. [`CIHexagonalPixellate`](/documentation/CoreImage/CIHexagonalPixellate) The properties you use to configure a hexagonal pixellate filter. [`CIHighlightShadowAdjust`](/documentation/CoreImage/CIHighlightShadowAdjust) The properties you use to configure a highlight-shadow adjust filter. [`CILineOverlay`](/documentation/CoreImage/CILineOverlay) The properties you use to configure a line overlay filter. [`CIMix`](/documentation/CoreImage/CIMix) The properties you use to configure a mix filter. [`CIPersonSegmentation`](/documentation/CoreImage/CIPersonSegmentation) [`CIPixellate`](/documentation/CoreImage/CIPixellate) The properties you use to configure a pixellate filter. [`CIPointillize`](/documentation/CoreImage/CIPointillize) The properties you use to configure a pointillize filter. [`CISaliencyMap`](/documentation/CoreImage/CISaliencyMap) The properties you use to configure a saliency map filter. [`CIShadedMaterial`](/documentation/CoreImage/CIShadedMaterial) The properties you use to configure a shaded material filter. [`CISobelGradients`](/documentation/CoreImage/CISobelGradients) [`CISpotColor`](/documentation/CoreImage/CISpotColor) The properties you use to configure a spot color filter. [`CISpotLight`](/documentation/CoreImage/CISpotLight) The properties you use to configure a spotlight filter. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)