《学习OpenCV》练习题第三章第六题

#include <highgui.h>
#include <cv.h>
#include <stdio.h>

#pragma comment (lib,"opencv_calib3d231d.lib")
#pragma comment (lib,"opencv_contrib231d.lib")
#pragma comment (lib,"opencv_core231d.lib")
#pragma comment (lib,"opencv_features2d231d.lib")
#pragma comment (lib,"opencv_flann231d.lib")
#pragma comment (lib,"opencv_gpu231d.lib")
#pragma comment (lib,"opencv_haartraining_engined.lib")
#pragma comment (lib,"opencv_highgui231d.lib")
#pragma comment (lib,"opencv_imgproc231d.lib")
#pragma comment (lib,"opencv_legacy231d.lib")
#pragma comment (lib,"opencv_ml231d.lib")
#pragma comment (lib,"opencv_objdetect231d.lib")
#pragma comment (lib,"opencv_ts231d.lib")
#pragma comment (lib,"opencv_video231d.lib")

/*
 *《学习OpenCV》第三章第五题
 * 完成时间：3:42 3/2 星期六  2013
 */

#define NEW_IMG_WIDTH  200
#define NEW_IMG_HEIGHT 300

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

    // 创建图像头
    IplImage* img_1 = cvCreateImageHeader(cvSize( NEW_IMG_WIDTH, NEW_IMG_HEIGHT), 
        lena->depth, lena->nChannels );
    IplImage* img_2 = cvCreateImageHeader(cvSize( NEW_IMG_WIDTH, NEW_IMG_HEIGHT), 
        lena->depth, lena->nChannels );
    // 设置新图像头的imageData
    img_1->imageData = (char*) cvPtr2D(lena, 5, 10);
    img_2->imageData = (char*) cvPtr2D(lena, 300, 310);
    
    //cvShowImage("img_1", img_1);
    cvNot( img_2, img_2);
    cvNot(img_1, img_1);

    cvShowImage("img", lena);
    
    cvWaitKey(0);
    cvReleaseImage(&lena);
    cvDestroyAllWindows();


    return 0;
}