Some sections of this chapter are adapted from Signal Processing: Image Communication, 15 (4–5) (2000), Fernando Pereira, pp. 271–279, “MPEG-4: Why, What, How and When?”, Copyright (2000), with permission from Elsevier Science.
by Fernando Pereira
Keywords: audiovisual object-based representation, audiovisual objects, MPEG-4, standardization process
“What does it mean, to see? The plain man's answer (and Aristotle's, too) would be, to know what is where by looking. In other words, vision is the process of discovering from images what is present in the world, and where it is.” [Marr82]
The first video coding standards and their underlying representation models mainly address the vision process ...