为了生成视频对象面，需要对视频序列中的运动对象进行有效的分割；

Segmentation and tracking of video moving object is used for guiding the extraction of video object plane from the video sequence.

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在MPEG - 4视频编码标准中，为了实现基于视频内容的交互功能，其视频序列的每一帧由视频对象面(VOP)来表示。

In order to support content based functions in the visual standard of MPEG 4, each frame of video sequences should be represented in terms of video object planes (VOP's).

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