理学 视频编码 释 scalable video coding 可扩展视频编码 视频编码的一种技术。此技术把视频信号编码成“基本层+增强层”的分层形式，当带宽不足时可以只对基本层的码流进行传输和解码，但是仅仅解码基本层的视频质量不高。当带宽慢慢变大时，可以传输和解码增强层的码流来进一步提高视频的解码质量。又称可伸缩视频编码。
计算机应用 多媒体 释文 scalable video coding, SVC 可扩展视频编码
- copy effect of magnetic media
- Copyholders
- copying out by hand
- copy number
- copy number variation
- copy number variation analysis
- copy of a memorial with the emperor's comments written in cinnabar ink
- copy of collection
- Copy of Han Stele by Huang Yi
- copy of the original memorial to the throne and the emperor's comments
- copy-on-write
- copy-on-write, COW
- copy out by imitation on see-through paper over the original one
- copy out by metal movable type printing
- copy out by woodblock printing
- copy photography
- copy propagation
- copyright
- copyright agency
- Copyright Clearance Center
- Copyright, Designs and Patents Act 1988
- copyright industry
- copyright information service
- copyright infringement
- copyright law