基于对话框中picture控件绘制直方图 是在视频流中截取出的一帧图像进行直方图统计，如果不停的截取，将形成动态的直方图，该函数是基于OpenCV中视频帧中调用，故参数是IplImage类型的-Based on dialog box picture control drawing histogram is in streaming video capture a frame of image histogram statistics, if intercepted, will form a dy

通过调用第三方库（lib、dll、.h）文件，封装为ocx控件，该工程主要实现了视频监控中得多屏显示,开发环境VS2010-By calling third-party libraries (lib, dll,. H) file, packaged as ocx control, which works mainly achieved much screen display video surveillance, development environment VS2010