图片模糊度判断程序 C__、opencv .doc

#includecv.h#includehighgui.h#includeusing namespace std;double focus(IplImage* image);int main()IplImage* previous1;IplImage* previous2;IplImage* previous3;IplImage* previous4;previous1=cvLoadImage(e:/temporary/test01.bmp,1);previous2=cvLoadImage(e:/temporary/test02.bmp,1);previous3=cvLoadImage(e:/temporary/test03.bmp,1);previous4=cvLoadImage(e:/temporary/test04.bmp,1);if(previous1!=0&previous2!=0&previous3!=0&previous4!=0)cvNamedWindow(previous1,1);cvShowImage(previous1,previous1);cvNamedWindow(previous2,1);cvShowImage(previous2,previous2);cvNamedWindow(previous3,1);cvShowImage(previous3,previous3);cvNamedWindow(previous4,1);cvShowImage(previous4,previous4);coutThe definition of the previous1 is: focus(previous1)endl;coutThe definition of the previous2 is: focus(previous2)endl;coutThe definition of the previous3 is: focus(previous3)endl;coutThe definition of the previous4 is: focus(previous4)endl;/关掉窗口，结束cvWaitKey(0);cvDestroyWindow(previous1);cvReleaseImage(&previous1);cvDestroyWindow(previous2);cvReleaseImage(&previous2);cvDestroyWindow(previous3);cvReleaseImage(&previous3);cvDestroyWindow(previous4);cvReleaseImage(&previous4);return 0;return -1;double focus(IplImage* image)IplImage* picone=cvCreateImage(cvGetSize(image),8,3);cvCvtColor(image,picone,CV_BGR2YCrCb);CvScalar gety;double z=0,zy1=0,zy2=0,total=0;double gety1=0,gety2=0;double final=0;for(int ix=0;ixheight);ix+)gety1=0;gety2=0;zy1=0;zy2=0;for(int jy=0;jywidth);jy+)gety=cvGet2D(picone,ix,jy);z=0.5*gety.val0-gety1+0.5*gety2+zy1-0.5*zy2;total=total+z;gety2=gety1;gety1=gety.val0;zy2=zy1;zy1=z