This post is just a short summary of some updated packages in the WebUpd8 PPAs.
Miro is a free/open source video player that automates subscribing to feeds of videos that are fetched using Bittorrent and then played in a flexible player that supports practically every format. Miro works on Windows, Linux and Mac OS X.
SMPlayer intends to be a complete front-end for MPlayer (video player), from basic features like playing videos, DVDs, and VCDs to more advanced features like support for MPlayer filters and more.
SMPlayer