使用Direct show从摄像头采集图片，判断图像中是否有运动人体，并进行报警和保留样本，可用于智能监控。-show from the use of Direct Acquisition camera pictures, to judge whether there are images of human movement, and the police and retain samples for intelligent monitoring.

光流检测人体运动--基于区域的图像运动描述（平均误差最小化的实现）--源于特征提取与图像处理-Optical flow to detect human motion feature extraction and image processing- derived from the descr iption of the motion of the image based on the region (average error is minimized to achieve)-