void cvDecomposeProjectionMatrix(CvMat *projMatr, CvMat *calibMatr, CvMat *rotMatr, CvMat *posVect, CvMat *rotMatrX, CvMat *rotMatrY, CvMat *rotMatrZ, CvPoint3D64f *eulerAngles) {
    void *fptr;

    fptr = dlsym(_Chcv_handle, "cvDecomposeProjectionMatrix_chdl");
    if(fptr == NULL) {
        fprintf(_stderr, "Error: %s(): dlsym(): %s\n", __func__,  dlerror());
        return;
    }
    dlrunfun(fptr, NULL, cvDecomposeProjectionMatrix, projMatr, calibMatr, rotMatr, posVect, rotMatrX, rotMatrY, rotMatrZ, eulerAngles);
}
