标准摘要
[中文适用范围]： 本国际标准的电子版可从 ISO/IEC 信息技术任务组 (ITTF) 网站下载。
英文名称Information technology - Coding of audio-visual objects - Part 20: Lightweight Application Scene Representation (LASeR) and Simple Aggregation Format (SAF) - Amendment 2: Technology for scene adaptation