but at present, prior work on video content analysis is difficult of approach good result using video frequency data alone and is inapplicability to scene segmentation and video content classified 但是,目前仅仅根据视频数据来提取视频内容难度很大。单独依靠现有的视频处理技术不能准确地分割视频场景和对视频内容进行分类。