This is another writeup from quite a while of someone else doing it with ffmpeg and imagemagick. It goes over a lot of details on how it was done. A better writ

This is another writeup from quite a while of someone else doing it with ffmpeg and imagemagick. It goes over a lot of details on how it was done. A better writeup than this one in my opinion! I also think the end result is much more readable, but it is missing the static text in the background. https://oliveratkinson.net/static-captcha/ https://oliveratkinson.net/static-captcha/