画矩形

 //画矩形

 

#include "stdafx.h"

#include "highgui.h"

#include "cv.h"



int _tmain(int argc, _TCHAR* argv[])

{

	cvNamedWindow("ShowImage", CV_WINDOW_AUTOSIZE);



	//创建100*100矩阵，并置零

	IplImage* image= cvCreateImage(cvSize(100, 100), IPL_DEPTH_8U, 3);

	cvZero(image);  



   cvRectangle(image, cvPoint(10, 10), cvPoint(60, 60), cvScalar(0, 255, 0), 1);

   

   cvShowImage("ShowImage", image);



   cvWaitKey(0);



   cvReleaseImage(&image);

   cvDestroyWindow("ShowImage");



   return 0;

}