The PS3 can access media over the network when served by any standard DLNA server. Windows Media Player can function as such a server, but is limited in the types of media it handles. Something like the program you linked to can convert media on the fly into a type compatible with the PS3.

Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris