This is MPRIS (Media Player Remote Interfacing Specification) plugin for
DeaDBeeF music player.

The Media Player Remote Interfacing Specification is a standard D-Bus
interface which aims to provide a common programmatic API for controlling
media players.  It provides a mechanism for compliant media players
discovery, basic playback, and media player state control as well as a
tracklist interface which is used to add context to the current item.

WWW: http://code.google.com/p/deadbeef-mpris-plugin/