It decomposes sequences into video object planes (VOPs) so that each VOP represents one moving object.
它把图像序列分解成视频对象平面(VOP)，每个VOP代表一个运动对象。
Video content is described by characteristics extracted on four-level framework including shots, video objects, video object planes and video object regions.
本文提出了一种基于视频对象的视频内容分级描述模型。
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).
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。
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