《学习OpenCV》练习题第三章第六题

      
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       #include <highgui.h>


      
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       #include <cv.h>


      
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       #include <stdio.h>


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


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


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


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


      
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        #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")


      
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        /*
      
      
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         *《学习OpenCV》第三章第五题


      
      
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         * 完成时间：3:42 3/2 星期六  2013


      
      
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        */
      
      
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        #define
      
       NEW_IMG_WIDTH  200


      
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        #define
      
       NEW_IMG_HEIGHT 300


      
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        int
      
      
         main()


      
      
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        {


      
      
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        //
      
      
         读入图像
      
      
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           IplImage* lena = cvLoadImage(
      
        "
      
      
        lena.png
      
      
        "
      
      , 
      
        0
      
      
        );


      
      
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        33
      
      
        //
      
      
         创建图像头
      
      
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           IplImage* img_1 =
      
         cvCreateImageHeader(cvSize( NEW_IMG_WIDTH, NEW_IMG_HEIGHT), 


      
      
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               lena->depth, lena->
      
        nChannels );


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


      
      
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               lena->depth, lena->
      
        nChannels );


      
      
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        //
      
      
         设置新图像头的imageData
      
      
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           img_1->imageData = (
      
        char
      
      *) cvPtr2D(lena, 
      
        5
      
      , 
      
        10
      
      
        );


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


      
      
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        //
      
      
        cvShowImage("img_1", img_1);
      
      
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            cvNot( img_2, img_2);


      
      
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            cvNot(img_1, img_1);


      
      
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           cvShowImage(
      
        "
      
      
        img
      
      
        "
      
      
        , lena);


      
      
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           cvWaitKey(
      
        0
      
      
        );


      
      
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           cvReleaseImage(&
      
        lena);


      
      
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            cvDestroyAllWindows();


      
      
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        return
      
      
        0
      
      
        ;


      
      
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       }