QT - OpenCV的安装与配置 （win7 64 bit + OpenCV3.0 + minGW32）

add_extra_compiler_option(-Werror=non-virtual-dtor)

#add_extra_compiler_option(-Werror=non-virtual-dtor)

INCLUDEPATH+=E:/OpenCV/necessary_file/include/opencv 

             E:/OpenCV/necessary_file/include/opencv2 

             E:/OpenCV/necessary_file/include

LIBS += -L LIBS += -L E:/OpenCV/necessary_file/lib/libopencv_*.a

在main.cpp里添加：

#include "cv.h"

#include "cxcore.h"

#include "highgui.h"

int main(int argc, char *argv[])

{

    //声明IplImage指针

    IplImage *pImg;

    //载入图片

    pImg = cvLoadImage("E:/Qt/image/bg/1d60857569.jpg", 1);

    //创建窗口

    cvNamedWindow("Image",1);

    //显示图像

    cvShowImage("Image",pImg);

    //等待按键

    cvWaitKey(0);

    //销毁窗口

    cvDestroyWindow("Image");

    //释放图像

    cvReleaseImage(&pImg);

    return 0;

}