The library allows developers to bypass the X Window System, which has been traditionally used to support graphics in UNIX and the like, to speed up and simplify graphic operations by allowing applications to talk directly to video hardware with a thin simple API.
The library allows developers to bypass the X Window System, which has been traditionally used to support graphics in UNIX-like operating systems. Proponents of DirectFB say this speeds up and simplifies graphic operations by allowing applications to talk directly to video hardware with a thin simple API.