Merge pull request #8779 from vpisarev:empty_cmp_fix

2017-05-23 19:06:57 +00:00
parent 15a2c7724d 4eda8efd42
commit 7c3577f7ae
2 changed files with 11 additions and 1 deletions
@@ -1276,7 +1276,7 @@ void cv::compare(InputArray _src1, InputArray _src2, OutputArray _dst, int op)
    src1 = src1.reshape(1); src2 = src2.reshape(1);
    Mat dst = _dst.getMat().reshape(1);

-    size_t esz = src1.elemSize();
+    size_t esz = std::max(src1.elemSize(), (size_t)1);
    size_t blocksize0 = (size_t)(BLOCK_SIZE + esz-1)/esz;
    BinaryFuncC func = getCmpFunc(depth1);