ISO/IEC 14496-20 AMD 3-2010
信息技术.视听对象的编码.第20部分:轻便应用像幅表示(LASeR)和简易集合格式(SAF).修改件3:结构化信息的描述和修改(PMSI)
Information technology - Coding of audio-visual objects - Part 20: Lightweight Application Scene Representation (LASeR) and Simple Aggregation Format (SAF) - Amendment 3: Presentation and Modification of Structured Information (PMSI)