《学习OpenCV》练习题第三章第六题

 1 #include <highgui.h>

 2 #include <cv.h>

 3 #include <stdio.h>

 4 

 5 #pragma comment (lib,"opencv_calib3d231d.lib")

 6 #pragma comment (lib,"opencv_contrib231d.lib")

 7 #pragma comment (lib,"opencv_core231d.lib")

 8 #pragma comment (lib,"opencv_features2d231d.lib")

 9 #pragma comment (lib,"opencv_flann231d.lib")

10 #pragma comment (lib,"opencv_gpu231d.lib")

11 #pragma comment (lib,"opencv_haartraining_engined.lib")

12 #pragma comment (lib,"opencv_highgui231d.lib")

13 #pragma comment (lib,"opencv_imgproc231d.lib")

14 #pragma comment (lib,"opencv_legacy231d.lib")

15 #pragma comment (lib,"opencv_ml231d.lib")

16 #pragma comment (lib,"opencv_objdetect231d.lib")

17 #pragma comment (lib,"opencv_ts231d.lib")

18 #pragma comment (lib,"opencv_video231d.lib")

19 

20 /*

21  *《学习OpenCV》第三章第五题

22  * 完成时间：3:42 3/2 星期六  2013

23  */

24 

25 #define NEW_IMG_WIDTH  200

26 #define NEW_IMG_HEIGHT 300

27 

28 int main()

29 {

30     // 读入图像

31     IplImage* lena = cvLoadImage("lena.png", 0);

32 

33     // 创建图像头

34     IplImage* img_1 = cvCreateImageHeader(cvSize( NEW_IMG_WIDTH, NEW_IMG_HEIGHT), 

35         lena->depth, lena->nChannels );

36     IplImage* img_2 = cvCreateImageHeader(cvSize( NEW_IMG_WIDTH, NEW_IMG_HEIGHT), 

37         lena->depth, lena->nChannels );

38     // 设置新图像头的imageData

39     img_1->imageData = (char*) cvPtr2D(lena, 5, 10);

40     img_2->imageData = (char*) cvPtr2D(lena, 300, 310);

41     

42     //cvShowImage("img_1", img_1);

43     cvNot( img_2, img_2);

44     cvNot(img_1, img_1);

45 

46     cvShowImage("img", lena);

47     

48     cvWaitKey(0);

49     cvReleaseImage(&lena);

50     cvDestroyAllWindows();

51 

52 

53     return 0;

54 }