When ffmpeg came along nearly 20 years ago, it seemed to be the absolute video toolbox I was looking for. It was, but you needed what seemed to be 'dark arts'

When ffmpeg came along nearly 20 years ago, it seemed to be the absolute video toolbox I was looking for. It was, but you needed what seemed to be 'dark arts' to use it. And that took a long long time. I owe years of my career to working out how to use this.