Extracting the video object is a key technology in content-based video coding such as MPEG-4.

提取视频对象是基于内容的视频，如MPEG - 4编码的关键技术之一。

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Extracting the video object is a key technology in content-based video coding such as MPEG-4.

提取视频对象是基于内容的视频，如MPEG - 4编码的关键技术之一。

youdao