diff --git a/modules/video/src/lkpyramid.cpp b/modules/video/src/lkpyramid.cpp index 9344a72b19..9e47eb8029 100644 --- a/modules/video/src/lkpyramid.cpp +++ b/modules/video/src/lkpyramid.cpp @@ -1911,8 +1911,11 @@ cv::Mat cv::estimateRigidTransform( InputArray src1, { Mat M(2, 3, CV_64F), A = src1.getMat(), B = src2.getMat(); CvMat matA = A, matB = B, matM = M; - cvEstimateRigidTransform(&matA, &matB, &matM, fullAffine); - return M; + int err = cvEstimateRigidTransform(&matA, &matB, &matM, fullAffine); + if (err == 1) + return M; + else + return Mat(); } /* End of file. */