Blackmagic Fusion Tutorial: Building a simple HSV Keyer

If you want to key something that isn’t green or blue in Fusion, you can use the built-in Chroma Keyer, but what if you wanted a different option? This tutorial show you a simple and powerful way to key any colour by building your own HSV keyer from scratch using the Custom Tool. It’s easy to do and the results look very good - and it’s fun. And you’ll learn some useful theory as well - and that’s fun too.