建立一个基于WIN32控制台的工程，基于opencv的USB摄像头获取程序-Establish a WIN32 console-based engineering, based opencv USB camera acquisition program

利用opencv将USB摄像头采集到的视频实时显示，并将每一帧保存下来。开发环境VS2010。-The use of USB opencv camera to capture the video real-time display, and each frame is saved. Development environment VS2010.