Merge pull request #1 from kurnianggoro/multitracker

Added the multi tracker class

modules/tracking/include/opencv2/tracking/tracker.hpp

@@ -1245,6 +1245,16 @@ class CV_EXPORTS_W TrackerKCF : public Tracker
 
 //! @}
 
+class CV_EXPORTS_W MultiTracker
+{
+ public:
+  bool add( const String& trackerType, const Mat& image, const Rect2d& boundingBox );
+  bool update( const Mat& image, std::vector<Rect2d> & boundingBox );
+ protected:
+  std::vector< Ptr<Tracker> > trackerList;
+  std::vector<Rect2d> objects;
+};
+
 } /* namespace cv */
 
 #endif

modules/tracking/src/multiTracker.cpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+ //
+ //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+ //
+ //  By downloading, copying, installing or using the software you agree to this license.
+ //  If you do not agree to this license, do not download, install,
+ //  copy or use the software.
+ //
+ //
+ //                           License Agreement
+ //                For Open Source Computer Vision Library
+ //
+ // Copyright (C) 2013, OpenCV Foundation, all rights reserved.
+ // Third party copyrights are property of their respective owners.
+ //
+ // Redistribution and use in source and binary forms, with or without modification,
+ // are permitted provided that the following conditions are met:
+ //
+ //   * Redistribution's of source code must retain the above copyright notice,
+ //     this list of conditions and the following disclaimer.
+ //
+ //   * Redistribution's in binary form must reproduce the above copyright notice,
+ //     this list of conditions and the following disclaimer in the documentation
+ //     and/or other materials provided with the distribution.
+ //
+ //   * The name of the copyright holders may not be used to endorse or promote products
+ //     derived from this software without specific prior written permission.
+ //
+ // This software is provided by the copyright holders and contributors "as is" and
+ // any express or implied warranties, including, but not limited to, the implied
+ // warranties of merchantability and fitness for a particular purpose are disclaimed.
+ // In no event shall the Intel Corporation or contributors be liable for any direct,
+ // indirect, incidental, special, exemplary, or consequential damages
+ // (including, but not limited to, procurement of substitute goods or services;
+ // loss of use, data, or profits; or business interruption) however caused
+ // and on any theory of liability, whether in contract, strict liability,
+ // or tort (including negligence or otherwise) arising in any way out of
+ // the use of this software, even if advised of the possibility of such damage.
+ //
+ //M*/
+
+
+namespace cv {
+  bool MultiTracker::add( const String& trackerType, const Mat& image, const Rect2d& boundingBox ){
+    Ptr<Tracker> newTracker = Tracker::create( trackerType );
+    trackerList.push_back(newTracker);
+    objects.push_back(boundingBox);
+
+    return trackerList.back()->init(image, boundingBox);
+  };
+
+  bool MultiTracker::update( const Mat& image, std::vector<Rect2d> & boundingBox ){
+    for(unsigned i=0;i< trackerList.size(); i++){
+      trackerList[i]->update(image, objects[i]);
+    }
+
+    boundingBox=objects;
+    return true;
+  };
+} /* namespace cv */
+