arm9Linux下基于摄像头的物体移动检测程序,可以用在门禁上,当有人经过时,自动通过基于video4linux的摄像头拍摄照片,并进行签名-arm9Linux objects under the camera based motion detection process, can be used in access control, when it was passing, automatic camera-based video4linux photograph and the signa