Oh if it helps, on a previous experiment I'd used just one-bit visuals and a smaller window, which helps keep the filesize down, it's also got doco on how to do it and it's here: https://zine.milliesquilly.com/videotest2.html
Oh if it helps, on a previous experiment I'd used just one-bit visuals and a smaller window, which helps keep the filesize down, it's also got doco on how to do it and it's here: https://zine.milliesquilly.com/videotest2.html