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  • Qt与OpenCV结合:图像显示

    参考链接: http://www.cnblogs.com/emouse/archive/2013/03/29/2988717.html

    注意:为了防止min max 问题,要把opencv的包含放在包含列表的最后...

    配置文件:自己替换即可.

    INCLUDEPATH += C:/Dev/CV2.4.6/opencv/build/include
    LIBS +=C:/Dev/CV2.4.6/opencv/build/x86/vc10/lib/opencv_highgui246d.lib
    LIBS += C:/Dev/CV2.4.6/opencv/build/x86/vc10/lib/opencv_core246d.lib
    LIBS += C:/Dev/CV2.4.6/opencv/build/x86/vc10/lib/opencv_imgproc246d.lib


    cpp包含文件:

    #include <QMainWindow>
    #include <QTextEdit>
    #include <QDockWidget>
    #include <QWidget>
    #include "draw/curveSimple.h"
    #include "draw/sinusplot.h"
    #include "draw/QwtDraw.h"
    #include "draw/cruvePlot.h"
    //#include <opencv/cv.h>
    //#include <opencv2/core/core_c.h>
    #include <opencv2/core/core.hpp>
    #include <opencv2/highgui/highgui.hpp>
    #include <opencv2/imgproc/imgproc.hpp>
    
    

    使用控件显示图像的代码:

     

    void CWishGUI::showCvRGB(cv::Mat &image)
    {
    //    //1.利用QPixmap显示图像
    //    QPixmap pixmap("./Image/SunFlowerMicro.jpg");
    //    this->ui->WishLabel->setPixmap(pixmap);
    
        //2.利用OpenCV显示图像//在Label上显示
        cv::Mat rgb;
        QImage img;
        if(image.channels()==3)  {
            //cvt Mat BGR 2 QImage RGB
            cvtColor(image,rgb,CV_BGR2RGB);
            img =QImage((const unsigned char*)(rgb.data),
                        rgb.cols,rgb.rows,
                        rgb.cols*rgb.channels(),
                        QImage::Format_RGB888);
        }
        else {
            img =QImage((const unsigned char*)(image.data),
                        image.cols,image.rows,
                        image.cols*image.channels(),
                        QImage::Format_RGB888);
        }
    
        this->ui->WishLabel->setPixmap(QPixmap::fromImage(img));
        this->ui->WishLabel->resize(ui->WishLabel->pixmap()->size());
    
        return;
    }









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  • 原文地址:https://www.cnblogs.com/wishchin/p/9200266.html
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