Mat panorama;
    Mat K = Mat::zeros(3, 3, CV_32F);
    Mat R = Mat::eye(3, 3, CV_32F);
    detail::SphericalWarper warper = detail::SphericalWarper(1.0f);
    warper.warp(imgBgr, K, R, INTER_LINEAR, BORDER_DEFAULT,panorama);

    imshow("Display frame", panorama);
    waitKey(0);