photo: add assertion on empty image in denoising

8 years ago · 234ad8fbee
parent 12a1c127a9
commit 234ad8fbee
1 changed files with 1 additions and 0 deletions
--- a/modules/photo/src/denoising.cpp
+++ b/modules/photo/src/denoising.cpp
@ -116,6 +116,7 @@ void cv::fastNlMeansDenoising( InputArray _src, OutputArray _dst, const std::vec
    CV_INSTRUMENT_REGION()

    int hn = (int)h.size(), type = _src.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
+    CV_Assert(!_src.empty());
    CV_Assert(hn == 1 || hn == cn);

    Size src_size = _src.size();