Opencv读取摄像头数据

//#include <stdafx.h>


#include <cv.h>
#include <cxcore.h>
#include <highgui.h>
#include <Windows.h>


int main( int argc, char** argv )
{
//声明IplImage指针
IplImage* pFrame = NULL;


//获取摄像头
CvCapture* pCapture = cvCreateCameraCapture(0);


//创建窗口
cvNamedWindow("video", 1);
Sleep(2000);
//显示视屏
while(1)
{
pFrame = cvQueryFrame( pCapture );
cvShowImage("video",pFrame);
char c=cvWaitKey(33);
if(c==27)break;
}
cvReleaseCapture(&pCapture);
cvDestroyWindow("video");


return 0;
}