generic-library/opencv
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

fixed uninitialized memory writing/reading in flann

Browse Source
This commit is contained in:
Ilya Lavrenov 2015-09-03 13:25:29 +03:00
parent a98ee0d3b2
commit 3934d61de7
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
modules/flann/include/opencv2/flann/kmeans_index.h
View File

@ -384,6 +384,8 @@ public:
}
root_ = pool_.allocate<KMeansNode>();
std::memset(root_, 0, sizeof(KMeansNode));
computeNodeStatistics(root_, indices_, (int)size_);
computeClustering(root_, indices_, (int)size_, branching_,0);
}
@ -823,11 +825,11 @@ private:
variance -= distance_(centers[c], ZeroIterator<ElementType>(), veclen_);
node->childs[c] = pool_.allocate<KMeansNode>();
std::memset(node->childs[c], 0, sizeof(KMeansNode));
node->childs[c]->radius = radiuses[c];
node->childs[c]->pivot = centers[c];
node->childs[c]->variance = variance;
node->childs[c]->mean_radius = mean_radius;
node->childs[c]->indices = NULL;
computeClustering(node->childs[c],indices+start, end-start, branching, level+1);
start=end;
}