You'd obviously need images for implementing a YouTube app (e.g. for thumbnails, icons, avatars), and the HTML subset reference[0] lists jpeg, png and webp as s

You'd obviously need images for implementing a YouTube app (e.g. for thumbnails, icons, avatars), and the HTML subset reference[0] lists jpeg, png and webp as supported formats. Is it possible that images are to be shown using the video tag? [0] https://developers.google.com/youtube/cobalt/docs/development/reference/supported-features https://developers.google.com/youtube/cobalt/docs/developmen...