Fixed descripotorsCount to descriptorsCount

See feature 2862

modules/features2d/doc/object_categorization.rst

@@ -27,7 +27,7 @@ Lixin Fan, Jutta Willamowski, Cedric Bray, 2004. ::
 
         void add( const Mat& descriptors );
         const vector<Mat>& getDescriptors() const;
-        int descripotorsCount() const;
+        int descriptorsCount() const;
 
         virtual void clear();
 
@@ -56,11 +56,11 @@ Returns a training set of descriptors.
 
 
 
-BOWTrainer::descripotorsCount
+BOWTrainer::descriptorsCount
 ---------------------------------
 Returns the count of all descriptors stored in the training set.
 
-.. ocv:function:: int BOWTrainer::descripotorsCount() const
+.. ocv:function:: int BOWTrainer::descriptorsCount() const
 
 
 

modules/features2d/include/opencv2/features2d.hpp

@@ -1453,7 +1453,7 @@ public:
 
     void add( const Mat& descriptors );
     const std::vector<Mat>& getDescriptors() const;
-    int descripotorsCount() const;
+    int descriptorsCount() const;
 
     virtual void clear();
 

modules/features2d/src/bagofwords.cpp

@@ -72,7 +72,7 @@ const std::vector<Mat>& BOWTrainer::getDescriptors() const
     return descriptors;
 }
 
-int BOWTrainer::descripotorsCount() const
+int BOWTrainer::descriptorsCount() const
 {
     return descriptors.empty() ? 0 : size;
 }