fixed #932

14 years ago · e7ef84b2c2
parent fa6400843e
commit e7ef84b2c2
1 changed files with 2 additions and 1 deletions
--- a/modules/features2d/src/matchers.cpp
+++ b/modules/features2d/src/matchers.cpp
@ -914,7 +914,8 @@ void OneWayDescriptorMatcher::clear()
    GenericDescriptorMatcher::clear();
    prevTrainCount = 0;
-    base->clear();
+    if( !base.empty() )
        base->clear();
 }
 void OneWayDescriptorMatcher::train()