The Moving Picture Experts Group

FAQ

Standard: MPEG-4
Part	Question
Video	What are the bitrates that are supported by MPEG-4 Visual?
Systems	What are the assumptions of the MPEG-4 timing model?
Systems	What are MPEG-4 Systems 'profiles and levels'?
Video	What are exactly the functionalities that are supported by MPEG-4 Video?
Scene Description and Application Engine	The Scene Description looks similar to VRML. Is it?
Scene Description and Application Engine	Is the MPEG-4 scene description streamed?
Scene Description and Application Engine	How is interactivity handled in MPEG-4?
Scene Description and Application Engine	Can there be multiple scene description streams in an MPEG-4 presentation?
Scene Description and Application Engine	Can the scene description be changed

Standard: MPEG-2
Part	Question
Advanced Audio Coding	Is there any reference software for MPEG-2 AAC?
Software simulation	Is there any reference software for MPEG-2 AAC?
Advanced Audio Coding	Is stream splicing or "break-in" supported in MPEG-2 AAC?
Audio	I heard that a Second Edition of MPEG-2 Audio has been approved. What are the reasons behind this revision?

Standard: MPEG-21
Part	Question
Digital Item Declaration	How do I declare a Digital Item?
Digital Item Declaration	Can you give an example of a Digital Item?

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