i write it use opencv lib in order to capture image from each frame in webcam or video and save all image to a document,and i use it to capture hand image for haartraining,hope you like it! -)-i write it use opencv lib in order to capture image from

利用opencv抓取avi图像帧 简单实用 付说明-Avi frame grab image using opencv simple and practical payment instructions

基于opencv和VS2008,实现了人脸的检测与截取，并框出来，并截取存起来。-Opencv and VS2008 based on the realization of the detection and interception, face, and the frame, and the interception of deposit.