MPEG-21: goals and achievements
Lee Burnett, Rik Van de Walle, Kathy Hill, Jan G. Bormans, Fernando M. B. Pereira · IEEE Multimedia · 2003
MPEG-21 is an open standards-based framework for multimedia delivery and consumption. It aims to enable the use of multimedia resources across a wide range of networks and devices. We discuss MPEG-21's parts, achievements, ongoing activities, and opportunities for new technologies.