Core Image Debugging

CIImageProcessorKernel | Apple Developer Documentation

Processing Images

Optimizing Performance

Core Image Introduction

Metal Shading Language

Apple Developer Documentation

Explore Core Image kernel improvements - WWDC21 - Videos - Apple Developer

Lighting fast rendering with Metal

Optimize the Core Image pipeline for your video app - WWDC20 - Videos - Apple Developer

Build Metal-based Core Image kernels with Xcode - WWDC20 - Videos - Apple Developer

CIKernel | Apple Developer Documentation

Processing an Image Using Built-in Filters | Apple Developer Documentation

Core Image Filter Reference

The Book of Shaders

Custom Filter Essentials

iOS Cell Corner Radius