http://majornelson.com/2014/08/12/kicki ... ming-soon/
Starting in the early access program later this month, new social features making it easier for gamers to connect with their friends and new ways to access their TV and entertainment throughout their homes will be coming to Xbox One.
Media Player
– a new app will be available soon that enables users to play media files from either an attached USB device or from a network connected home media server that supports DLNA protocols. The preview version of the Media Player app will initially only support USB devices, with DLNA support coming soon. Xbox One will support more formats than Xbox 360, including support for dozens of new file formats like mpeg 2 TS, animated gifs and mkv which will be added by the end of the year. See below for additional file formats.
Xbox One compatible file types:
- 3gp audio
- 3gp video
- 3gp2
- aac
- adts
- animated gif
- asf
- avi divx
- avi dv
- avi uncompressed
- avi xvid
- bmp
- jpg
- gif
- h264 avchd
- mjpeg
- mkv
- mov
- mp3
- mpeg 1 ps
- mpeg 2
- mpeg 2 hd
- mpeg 2 ts
- mpeg 4 h264 aac
- mpeg 4 sp
- png
- tiff
- wav
- wma
- wma lossless
- wma pro
- wma voice
- wmv
- wmv hd