Glossary: Computer Vision Basics
alpha channel
Also written: RGBA, alpha
An extra channel that stores transparency. An RGBA image has four channels, so you convert it with `img.convert("RGB")` before giving it to a model that expects three.
Glossary: Computer Vision Basics
Also written: RGBA, alpha
An extra channel that stores transparency. An RGBA image has four channels, so you convert it with `img.convert("RGB")` before giving it to a model that expects three.