In my ever-growing collection of FFmpeg-related blog posts, I will today show how to add subtitles to videos. These tricks are based on the need to create a captioned version of a video I made to introduce the Workshop on NIME Archiving for the 2022 edition of the International Conference on New Interfaces for Musical Expression (NIME). This is the video I discuss in this blog post: Note that YouTube supports turning on and off the subtitles (CC button).

This is primarily a note to self post, but could hopefully also be useful for others. At least, I spent a little too long to figure out to embed a YouTube video with a specific language on the subtitles. The starting point is that I had this project video that I wanted to embed on a project website: However, then I found that you can add info about the specific language you want to use by adding this snippet after the URL: