//在对应的控件中显示图片

void qm_img::DisplayImg(cv::Mat imgParam, QLabel *labelParam)

{

    if (!imgParam.empty())

    {

        cv::Mat img_index1 = imgParam.clone();

        //cvtColor(img_index1, img_index1, cv::COLOR_BGR2RGB);

        QImage qimg1 = Mat2QImage(img_index1);

        labelParam->clear();

        //labelParam->setScaledContents(true);

        labelParam->setPixmap(QPixmap::fromImage(qimg1));

        //labelParam->resize(labelParam->pixmap()->size());

        labelParam->show();

    }

}