opencv 文档，用于查询opencv 相关函数 -Opencv document, opencv for inquires correlation function

功能是用opencv相关函数实现对摄像头的操作，环境是vs2010和opencv2.3.1-Function is to achieve operation of the camera using opencv correlation function, the environment is vs2010 and opencv2.3.1

opencv 人脸识别的相关函数代码，人脸检测部分实用代码-correlation function code opencv face recognition, face detection part practical code