fixed bug with crash in HoughCircles & HoughLines when no circles/lines are detected (ticket #1066)

14 years ago · 98f090e390
parent 7d350280c0
commit 98f090e390
1 changed files with 1 additions and 1 deletions
--- a/modules/imgproc/src/hough.cpp
+++ b/modules/imgproc/src/hough.cpp
@ -1092,7 +1092,7 @@ const int STORAGE_SIZE = 1 << 12;

 static void seqToMat(const CvSeq* seq, OutputArray& _arr)
 {
-    if( seq )
+    if( seq && seq->total > 0 )
    {
        _arr.create(1, seq->total, seq->flags, -1, true);
        Mat arr = _arr.getMat();