save img

save img

void CameraProject2021::OnPhotoButtonClick()
{
    if (!cameraMat.empty())
    {
        QString picName = getImgName();
        qDebug() << picName;
        bool isSavePic = cv::imwrite(picName.toStdString(), cameraMat);

        if (isSavePic)
        {
            cv::Mat picMat;
            cameraMat.copyTo(picMat);
            cv::resize(picMat, picMat, cv::Size(320, 240));
            DisplayImg(picMat, ui.label_2);

            QMessageBox msgBox;
            msgBox.setText(u8"拍照成功！");
            msgBox.exec();
        }
    }
}

标签：OnPhotoButtonClick,CameraProject2021,img,void,picName,save
来源： https://www.cnblogs.com/herd/p/14254180.html