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
- rotational speed of hydro-generator
- rotational state
- rotational structure
- rotational symmetry
- rotational term
- rotational test
- rotational transform
- rotational transform angle
- rotational transition
- Rotational Troops
- rotational variable
- rotational velocity
- rotational velocity-space velocity relation
- rotational velocity-spectral type relation
- rotational wave
- rotation and stretching
- rotation arc welding
- rotation around a fixed point
- rotation axis
- rotation band
- rotation capacity
- rotation center
- rotation coefficient
- Rotation craftsman
- rotation curve