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IplImage* pImg=NULL;
CvCapture* cap=cvCaptureFromCAM(0);
char* filename="";
static int count=0;
pImg=cvQueryFrame(cap);
sprintf(filename,"picture%d.jpg",count++);
cvNamedWindow("Camera",CV_WINDOW_AUTOSIZE);
cvShowImage("Camera",pImg);
while(cvWaitKey(300000)==13)
{
break;
}
cvSaveImage(filename,pImg);
cvReleaseCapture(&cap);
cvDestroyAllWindows();