This paper has introduced the scalable coding of MPEG-4, and focuses on the space scalable coding which is discussed and studied by many people.

本文主要介绍了MPEG - 4的分层编码，重点放在目前大家讨论和研究比较多一些的空域分层编码上。

youdao

Vidyo's technology is able to optimize the user's video experience to reduce latency with H.264 Scalable Video Coding (SVC), an adaptive codec that can ensure a more reliable video experience on best-effort networks.

ENGADGET: HP partners with video conferencing firm Vidyo, drops hints at mobile applications