@interface PIAutoLoopKernels : NSObject + (id)nccCoarseKernel; + (id)rgbToLumaKernel; + (id)alphaCompositingKernel; + (id)blur3x3Kernel; + (id)blur5x5Kernel; + (id)blur7x7Kernel; + (id)dynamismMapKernel; + (id)dynamismMapRefineKernel; + (id)fusionKernel; + (id)homographyKernel; + (id)longExposureFusionKernels; + (id)nccKernel; @end