Gmerlin is a set of multimedia libraries which comes with several applications. Applications include a full featured media player with Gtk-2 GUI, an audio/video transcoder, a webcam application, and an ALSA mixer. The libraries provide many low-level functions like handling of uncompressed A/V streams or decoding a wide range of multimedia formats.

Multimedia architecture consisting of libraries and applications. Libraries include gavl for low level audio/video support and gmerlin_avdecoder, a multiformat decoding library. Applications include a GUI player with mediatree and a GUI transcoder.