(1) Circle
CvSize ImageSize1 = cvSize(1000,700);
IplImage* Image1 = cvCreateImage(ImageSize1,IPL_DEPTH_8U,1);
cvNot(Image1,Image1);
CvPoint CircleCenter = cvPoint(500,350);
int Radius = 300;
CvScalar Color = CV_RGB(0,0,0);
int Thickness = CV_FILLED;
int Shift;
cvCircle(Image1,CircleCenter,Radius,Color,Thickness,CV_AA,Shift);
cvNamedWindow("Circle",1);
cvShowImage("Circle",Image1);
cvWaitKey(0);
CvSize ImageSize1 = cvSize(1000,700);
IplImage* Image1 = cvCreateImage(ImageSize1,IPL_DEPTH_8U,1);
cvNot(Image1,Image1);
CvPoint CircleCenter = cvPoint(500,350);
int Radius = 300;
CvScalar Color = CV_RGB(0,0,0);
int Thickness = CV_FILLED;
int Shift;
cvCircle(Image1,CircleCenter,Radius,Color,Thickness,CV_AA,Shift);
cvNamedWindow("Circle",1);
cvShowImage("Circle",Image1);
cvWaitKey(0);