Source : Free On-Line Dictionary of Computing

MPEG-4
     
         A {video
        compression} standard planned for late 1998.  MPEG-4 extends
        the earlier {MPEG-1} and {MPEG-2} algorithms with synthesis of
        speech and video, {fractal compression}, {computer
        visualisation} and {artificial intelligence}-based {image
        processing} techniques.
     
        [Technical details?]
     
        (1999-01-06)