Private Core Image Filters
After reading this post about hidden Quartz Composer patches, I starting digging and found 42 private Core Image filters:
NSLog(@"%@", [CIFilter filterNamesInCategory: @"CICategoryApplePrivate"]);
(
CIAddBlendMode,
CIAlphaAddBlendMode,
CIBayerReconstruction,
CIBayerReconstructionV0,
CIBehindBlendMode,
CIBilateralFilter,
CICheapBlur,
CIColorWheelGenerator,
CIDeBayer,
CIDesaturateGamutMapping,
CIDistanceFieldFromMask,
CIEmboss,
CIGamutAlarm,
CIGamutClamp,
CIGamutRollOff,
CIGaussianPyramid,
CIHardMixBlendMode,
CIHeightFieldFromConstraints,
CILanczosBayerReconstruction,
CILinearBurnBlendMode,
CILinearDodgeBlendMode,
CILinearLightBlendMode,
CILuminanceGamutMapping,
CILuminescentPremultiplyBlendMode,
CIMixOver,
CIOpacity,
CIPinLightBlendMode,
CIPixelZoom,
CIRAWSharpen,
CIRectangleGenerator,
CIRefractedMaterial,
CIRotatingCubeTransition,
CIShapedWaterRipple,
CISilhouetteAlphaBlendMode,
CISilhouetteLumaBlendMode,
CIStencilAlphaBlendMode,
CIStencilLumaBlendMode,
CISubtractBlendMode,
CISumOf8Conics,
CIVideoNoiseFilter,
CIVividLightBlendMode,
CIWhitePoint
)
Happy hacking! As with any private API, use at your own risk.
