From f67a0902aaefa467bca939f1e6bc9767900208e0 Mon Sep 17 00:00:00 2001
From: Alexander Shishkov <no@email>
Date: Fri, 2 Mar 2012 18:36:34 +0000
Subject: [PATCH] fixed #1618

---
 modules/features2d/doc/feature_detection_and_description.rst | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/modules/features2d/doc/feature_detection_and_description.rst b/modules/features2d/doc/feature_detection_and_description.rst
index fd83387..ebe904b 100644
--- a/modules/features2d/doc/feature_detection_and_description.rst
+++ b/modules/features2d/doc/feature_detection_and_description.rst
@@ -295,10 +295,9 @@ Class for extracting ORB features and descriptors from an image. ::
             int edge_threshold_;
         };
 
-        // c:function::default constructor
-        ORB();
         // constructor that initializes all the algorithm parameters
-        ORB( const CommonParams detector_params );
+        // n_features is the number of desired features
+        ORB(size_t n_features = 500, const CommonParams & detector_params = CommonParams());
         // returns the number of elements in each descriptor (32 bytes)
         int descriptorSize() const;
         // detects keypoints using ORB
-- 
2.7.4