Chapter 6. Extensible MPEG-4 Textual Format
by Michelle Kim and Steve Wood
Keywords: VRML, X3D, XML, SMIL, XMT-Ω, XMT-A, MPEG-7, interoperability, deterministic mapping, exchangeable authoring format, MPEG-4 conformance, authoring tool, scalable content, automated authoring
The eXtensible MPEG-4 Textual (XMT) format is a framework for representing MPEG-4 Systems content [MPEG4-1] and associating audiovisual media streams with that content using a textual syntax. XMT is designed to facilitate the creation and maintenance of MPEG-4 multimedia content, whether by human authors or by automated machine programs. The textual representation of MPEG-4 content has high-level abstractions that allow authors to exchange their content easily with other ...