gpac: gpac (multimedia framework oriented towards rich media) gpac: gpac: GPAC is a multimedia framework oriented towards rich media gpac: GPAC supports many multimedia formats, from simple audiovisual gpac: containers (avi, mov, mpg) to complex presentation formats gpac: (MPEG-4 Systems, VRML/X3D, some SVG). GPAC supports scripting gpac: of presentation for MPEG4/VRML/X3D through mozilla SpiderMonkey gpac: javascript engine. GPAC also features MP4Box, a multimedia gpac: swiss-army knife. gpac: gpac: Website : http://gpac.wp.institut-telecom.fr/