例2-2 显示视频

#include"highgui.h"int main(int argc, char**argv){ cvNamedWindow("Examp#include"highgui.h"int main(int argc, char**argv){ cvNamedWindow("Example2",CV_WINDOW_AUTOSIZE); CvCapture* capture =cvCreateFileCapture(argv[1]); IplImage* frame; while(1){  frame =cvQueryFrame(capture);  if(!frame) break;  cvShowImage("Example2",frame);  char c = cvWaitKey(33);  if(c == 27) break; } cvReleaseCapture(&capture); cvDestroyWindow("Example2"); system("pause"); return 0;}