fix memory leak in viz3d

69f135ec · ozantonkal · Ozan Tonkal · 6c0c2175 · 69f135ec
Commit 69f135ec authored Aug 29, 2013 by ozantonkal Committed by Ozan Tonkal Sep 05, 2013
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viz3d.cpp modules/viz/src/viz3d.cpp +3 -1

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--- a/modules/viz/src/viz3d.cpp
+++ b/modules/viz/src/viz3d.cpp
@@ -33,7 +33,9 @@ void cv::viz::Viz3d::create(const String &window_name)

 void cv::viz::Viz3d::release()
 {
-    if (impl_ && CV_XADD(&impl_->ref_counter, -1) == 1)
+    // If the current referene count is equal to 2, we can delete it
+    // - 2 : because minimum there will be two instances, one of which is in the map
+    if (impl_ && CV_XADD(&impl_->ref_counter, -1) == 2)
    {
        // Erase the window
        cv::viz::VizAccessor::getInstance().remove(getWindowName());