mpeg-4技术白皮书 (MPEG-4 Technologi

Understanding MPEG-4: Technologies, Advantages, and Markets An MPEGIF White Paper

MPEG-4: The Unified Framework of High-Performance,

Open InternaTIonal Standards Enabling New Services and

Greater Quality for Video, Audio, and MulTImedia

Building on the enormous success of the MPEG-1 and MPEG-2

standards, MPEG-4 offers new audio and video codecs with twice

the performance of MPEG-2, enabling new services ranging from

HDTV satellite broadcasTIng to mobile video and games on

handheld devices.

In addiTIon to excellent audio and video codecs, MPEG-4 offers a

comprehensive unifying framework of tools to combine them with

2D and 3D graphics, animation, text, and other objects in interactive

rich media experiences.