Merge pull request #11591 from alalek:calib3d_chessboard_fix3

7 years ago · 58d28061a4
parent faae5edf72 f3cbb0f941
commit 58d28061a4
1 changed files with 1 additions and 1 deletions
--- a/modules/calib3d/src/calibinit.cpp
+++ b/modules/calib3d/src/calibinit.cpp
@ -252,7 +252,7 @@ static int icvSmoothHistogram( const std::vector<int>& piHist, std::vector<int>&
        for ( int ii=-iWidth; ii<=iWidth; ii++)
        {
            iIdx = i+ii;
-            if (iIdx > 0 && iIdx < 256)
+            if (iIdx >= 0 && iIdx < 256)
            {
                iSmooth += piHist[iIdx];
            }