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Merge pull request #18488 from alalek:maxflow_missing_check

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Alexander Alekhin 2020-10-02 15:04:28 +00:00
commit a5b8f163d7
1 changed files with 2 additions and 0 deletions
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modules/imgproc/src/gcgraph.hpp
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@ -152,6 +152,8 @@ void GCGraph<TWeight>::addTermWeights( int i, TWeight sourceW, TWeight sinkW )
template <class TWeight> template <class TWeight>
TWeight GCGraph<TWeight>::maxFlow() TWeight GCGraph<TWeight>::maxFlow()
{ {
CV_Assert(!vtcs.empty());
CV_Assert(!edges.empty());
const int TERMINAL = -1, ORPHAN = -2; const int TERMINAL = -1, ORPHAN = -2;
Vtx stub, *nilNode = &stub, *first = nilNode, *last = nilNode; Vtx stub, *nilNode = &stub, *first = nilNode, *last = nilNode;
int curr_ts = 0; int curr_ts = 0;