void cvCalcImageHomography(float* line, CvPoint3D32f* center, float* intrinsic, float* homography) {
    void *fptr;

    fptr = dlsym(_Chcv_handle, "cvCalcImageHomography_chdl");
    if(fptr == NULL) {
        fprintf(_stderr, "Error: %s(): dlsym(): %s\n", __func__,  dlerror());
        return;
    }
    dlrunfun(fptr, NULL, cvCalcImageHomography, line, center, intrinsic, homography);
}
