It is a project supported by Framasoft, a French non profit recognized as being of <strong>general interest</strong> and <strong>funded 90% by your donations</strong>.
It serves two purposes on a PeerTube instance: it ensures all videos can be played optimally in the web interface, and it generates different resolutions for the same video.
Let PeerTube save and store your original video file so you no longer have to keep it on your hard drive anymore (this option must be enabled by your administrator)