An ffmpeg scrapbook
In order to produce videos, I have had to jump through a lot of hoops. One of those, is learning how to transcode video files with ffmpeg. This post is mostly a convenience for me. A place where I can dump copy-pasta command lines, so that I never forget them.
Extracting video from YouTube
If you’re initially uploading to YouTube (because its the only cellphone app that works well), and need to move the videos to other services that don’t support syncing yet (or, their support is sketchy and broken), then use ffmpeg in cooperation with youtube-dl, and do this: