Enlarge eyes by Apple face detection and Metal shader
- Introduce Metal and compare to OpenGL ES
- Introduce Vision
- Enlarge eyes algorithm
Smooth skin principle and implementation
本篇介紹 GPUImage 中一個常用的美肌濾鏡，並深入解釋其中使用高斯模糊濾鏡的原因及原理。
- Overview of filter pipeline
- Box blur vs. Gaussian blur and how to implement with shader
- Why Gaussian blur is suitable for smooth skin (fourier transform, low-pass filter)
- Filter pipeline principle summary
- Direction to improve performance and combine with face detection
Lego CI/CD with Github Actions
Using features on Github (Github Action, Github App, Github Deployment) implement a GitOps flow which make application developer and DevOps engineer cowork with each other easier, and how this flow improve the development experience.
