读视频文件和运动物体检测；背景建模，运动物体检测-Read the video files and moving object detection background modeling, moving object detection

使用均值方法剔除运动前景物体，达到背景建模的效果，此方法前景物体剔除比较干净-The mean value method is used to eliminate the foreground object, which can achieve the effect of background modeling.