序用MFC+openCV编写。可实现自动获得一个目标选择框并进行跟踪 先用视频前几帧进行帧间差分，用cvFindContours()得到二值差分图像中最大的连通块作为camshift的初始选择框 可能有些压缩格式的视频打不开，需要安装Xvid解码器-Write sequence with MFC+openCV. Automatic target selection box and the interframe difference the first few frames before th

该程序是分块mean shift 跟踪程序，能够在障碍物遮挡的情况下很好的跟踪目标，而不丢失。-The program is divided into blocks mean shift tracking program, can be a good target tracking in case of obstructions without loss.