initial commit

modules/datasetstools/CMakeLists.txt

+set(the_description "datasets tools")
+ocv_define_module(datasetstools opencv_core)
+

modules/datasetstools/doc/datasetstools.rst

+*********************************************************
+datasetstools. Tools for working with different datasets.
+*********************************************************
+
+.. highlight:: cpp
+
+The datasetstools module includes classes for working with different datasets.
+
+First version of this module was implemented for **Fall2014 OpenCV Challenge**.
+
+Action Recognition
+------------------
+
+ar_hmdb
+=======
+.. ocv:class:: ar_hmdb
+Implements loading dataset: `HMDB: A Large Human Motion Database <http://serre-lab.clps.brown.edu/resource/hmdb-a-large-human-motion-database/>`_
+
+ar_sports
+=========
+.. ocv:class:: ar_sports
+Implements loading dataset: `Sports-1M Dataset <http://cs.stanford.edu/people/karpathy/deepvideo/>`_
+
+Face Recognition
+----------------
+
+fr_lfw
+======
+.. ocv:class:: fr_lfw
+Implements loading dataset: `Labeled Faces in the Wild-a <http://www.openu.ac.il/home/hassner/data/lfwa/>`_
+
+Gesture Recognition
+-------------------
+
+gr_chalearn
+===========
+.. ocv:class:: gr_chalearn
+Implements loading dataset: `ChaLearn Looking at People <http://gesture.chalearn.org/>`_
+
+gr_skig
+=======
+.. ocv:class:: gr_skig
+Implements loading dataset: `Sheffield Kinect Gesture Dataset <http://lshao.staff.shef.ac.uk/data/SheffieldKinectGesture.htm>`_
+
+Human Pose Estimation
+---------------------
+
+hpe_parse
+=========
+.. ocv:class:: hpe_parse
+Implements loading dataset: `PARSE Dataset <http://www.ics.uci.edu/~dramanan/papers/parse/>`_
+
+Image Registration
+------------------
+
+ir_affine
+=========
+.. ocv:class:: ir_affine
+Implements loading dataset: `Affine Covariant Regions Datasets <http://www.robots.ox.ac.uk/~vgg/data/data-aff.html>`_
+
+ir_robot
+========
+.. ocv:class:: ir_robot
+Implements loading dataset: `Robot Data Set <http://roboimagedata.compute.dtu.dk/?page_id=24>`_
+
+Image Segmentation
+------------------
+
+is_bsds
+=======
+.. ocv:class:: is_bsds
+Implements loading dataset: `The Berkeley Segmentation Dataset and Benchmark <https://www.eecs.berkeley.edu/Research/Projects/CS/vision/bsds/>`_
+
+is_weizmann
+===========
+.. ocv:class:: is_weizmann
+Implements loading dataset: `Weizmann Segmentation Evaluation Database <http://www.wisdom.weizmann.ac.il/~vision/Seg_Evaluation_DB/>`_
+
+Multiview Stereo Matching
+-------------------------
+
+msm_epfl
+========
+.. ocv:class:: msm_epfl
+Implements loading dataset: `EPFL Multi-View Stereo <http://cvlabwww.epfl.ch/~strecha/multiview/denseMVS.html>`_
+
+msm_middlebury
+==============
+.. ocv:class:: msm_middlebury
+Implements loading dataset: `Stereo – Middlebury Computer Vision <http://vision.middlebury.edu/mview/>`_
+
+Object Recognition
+------------------
+
+or_imagenet
+===========
+.. ocv:class:: or_imagenet
+Implements loading dataset: `ImageNet <http://www.image-net.org/>`_
+
+or_sun
+======
+.. ocv:class:: or_sun
+Implements loading dataset: `SUN Database <http://sun.cs.princeton.edu/>`_
+
+SLAM
+----
+
+slam_kitti
+==========
+.. ocv:class:: slam_kitti
+Implements loading dataset: `KITTI Vision Benchmark <http://www.cvlibs.net/datasets/kitti/eval_odometry.php>`_
+
+slam_tumindoor
+==============
+.. ocv:class:: slam_tumindoor
+Implements loading dataset: `TUMindoor Dataset <http://www.navvis.lmt.ei.tum.de/dataset/>`_
+
+Text Recognition
+----------------
+
+tr_chars
+========
+.. ocv:class:: tr_chars
+Implements loading dataset: `The Chars74K Dataset <http://www.ee.surrey.ac.uk/CVSSP/demos/chars74k/>`_
+
+tr_svt
+======
+.. ocv:class:: tr_svt
+Implements loading dataset: `The Street View Text Dataset <http://vision.ucsd.edu/~kai/svt/>`_
+

modules/datasetstools/include/opencv2/ar_hmdb.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef AR_HMDB_H
+#define AR_HMDB_H
+
+#include <string>
+#include <vector>
+
+struct action
+{
+    std::string name;
+    std::vector<std::string> videoNames;
+};
+
+class ar_hmdb
+{
+public:
+    ar_hmdb() {}
+    ar_hmdb(std::string &path, unsigned int number);
+
+    void loadDataset(std::string &path, unsigned int number);
+
+    std::vector<action> train;
+    std::vector<action> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/ar_sports.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef AR_SPORTS_H
+#define AR_SPORTS_H
+
+#include <string>
+#include <vector>
+
+struct element
+{
+    std::string videoUrl;
+    std::vector<unsigned int> labels;
+};
+
+class ar_sports
+{
+public:
+    ar_sports() {}
+    ar_sports(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<element> train;
+    std::vector<element> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/fr_lfw.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef FR_LFW_H
+#define FR_LFW_H
+
+#include <string>
+#include <vector>
+
+struct face
+{
+    std::string name;
+    std::vector<std::string> images;
+};
+
+class fr_lfw
+{
+public:
+    fr_lfw() {}
+    fr_lfw(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<face> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/gr_chalearn.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef GR_CHALEARN_H
+#define GR_CHALEARN_H
+
+#include <string>
+#include <vector>
+
+struct groundTruth
+{
+    unsigned int gestureID, initialFrame, lastFrame;
+};
+
+struct join
+{
+    double Wx, Wy, Wz, Rx, Ry, Rz, Rw, Px, Py;
+};
+
+struct skeleton
+{
+    join s[20];
+};
+
+struct gesture
+{
+    std::string name, nameColor, nameDepth, nameUser;
+    unsigned int numFrames, fps, depth;
+    std::vector<groundTruth> groundTruths;
+    std::vector<skeleton> skeletons;
+};
+
+class gr_chalearn
+{
+public:
+    gr_chalearn() {}
+    gr_chalearn(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<gesture> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/gr_skig.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef GR_SKIG_H
+#define GR_SKIG_H
+
+#include <string>
+#include <vector>
+
+struct gesture
+{
+    std::string rgb;
+    std::string dep;
+    unsigned char person, background, illumination, pose, actionType;
+};
+
+class gr_skig
+{
+public:
+    gr_skig() {}
+    gr_skig(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<gesture> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/hpe_parse.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef HPE_PARSE_H
+#define HPE_PARSE_H
+
+#include <string>
+#include <vector>
+
+class hpe_parse
+{
+public:
+    hpe_parse() {}
+    hpe_parse(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<std::string> train;
+    std::vector<std::string> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/ir_affine.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef IR_AFFINE_H
+#define IR_AFFINE_H
+
+#include <string>
+#include <vector>
+
+struct imageParams
+{
+    std::string imageName;
+    double mat[3][3];
+};
+
+class ir_affine
+{
+public:
+    ir_affine() {}
+    ir_affine(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<imageParams> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/ir_robot.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef IR_ROBOT_H
+#define IR_ROBOT_H
+
+#include <string>
+#include <vector>
+
+// calibration matrix from calibrationFile.mat
+// 2.8290e+03   0.0000e+00   8.0279e+02
+// 0.0000e+00   2.8285e+03   6.1618e+02
+// 0.0000e+00   0.0000e+00   1.0000e+00
+
+struct scene
+{
+    std::string name;
+    std::vector<std::string> images; // TODO: implement more complex structure
+};
+
+class ir_robot
+{
+public:
+    ir_robot() {}
+    ir_robot(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<scene> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/is_bsds.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef IS_BSDS_H
+#define IS_BSDS_H
+
+#include <string>
+#include <vector>
+
+class is_bsds
+{
+public:
+    is_bsds() {}
+    is_bsds(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<std::string> train;
+    std::vector<std::string> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/is_weizmann.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef IS_WEIZMANN_H
+#define IS_WEIZMANN_H
+
+#include <string>
+#include <vector>
+
+struct object
+{
+    std::string imageName;
+    std::string srcBw;
+    std::string srcColor;
+    std::string humanSeg; // TODO: read human segmented
+};
+
+class is_weizmann
+{
+public:
+    is_weizmann() {}
+    is_weizmann(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<object> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/msm_epfl.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef MSM_EPFL_H
+#define MSM_EPFL_H
+
+#include <string>
+#include <vector>
+
+struct object
+{
+    std::string imageName;
+    std::vector<double> bounding, camera, p; // TODO: implement better structures
+};
+
+class msm_epfl
+{
+public:
+    msm_epfl() {}
+    msm_epfl(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<object> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/msm_middlebury.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef MSM_MIDDLEBURY_H
+#define MSM_MIDDLEBURY_H
+
+#include <string>
+#include <vector>
+
+struct cameraParam
+{
+    std::string imageName;
+    double k[3][3];
+    double r[3][3];
+    double t[3];
+};
+
+class msm_middlebury
+{
+public:
+    msm_middlebury() {}
+    msm_middlebury(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<cameraParam> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/or_imagenet.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef OR_IMAGENET_H
+#define OR_IMAGENET_H
+
+#include <string>
+#include <vector>
+#include <set>
+
+struct object
+{
+    std::string wnid; // TODO: string -> unsigned int
+    unsigned int id2;
+    std::string imageUrl;
+};
+
+class or_imagenet
+{
+public:
+    or_imagenet() {}
+    or_imagenet(std::string &fileName);
+
+    void loadDataset(std::string &fileName);
+
+    std::vector<object> train;
+    std::set<std::string> wnids;
+};
+
+#endif

modules/datasetstools/include/opencv2/or_sun.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef OR_SUN_H
+#define OR_SUN_H
+
+#include <string>
+#include <vector>
+
+struct object
+{
+    std::string name;
+    std::vector<std::string> imageNames;
+};
+
+class or_sun
+{
+public:
+    or_sun() {}
+    or_sun(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<object> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/slam_kitti.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef SLAM_KITTI_H
+#define SLAM_KITTI_H
+
+#include <string>
+#include <vector>
+
+struct pose
+{
+    double elem[12];
+};
+
+struct sequence
+{
+    std::string name;
+    std::vector<std::string> images[4];
+    std::vector<std::string> velodyne;
+    std::vector<double> times, p[4];
+    std::vector<pose> posesArray;
+};
+
+class slam_kitti
+{
+public:
+    slam_kitti() {}
+    slam_kitti(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<sequence> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/slam_tumindoor.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef SLAM_TUMINDOOR_H
+#define SLAM_TUMINDOOR_H
+
+#include <string>
+#include <vector>
+
+enum imageType
+{
+    LEFT = 0,
+    RIGHT,
+    LADYBUG
+};
+
+struct imageInfo
+{
+    std::string name;
+    double transformMat[4][4];
+    imageType type;
+};
+
+class slam_tumindoor
+{
+public:
+    slam_tumindoor() {}
+    slam_tumindoor(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<imageInfo> train;
+};
+
+#endif

modules/datasetstools/include/opencv2/tr_chars.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef TR_CHARS_H
+#define TR_CHARS_H
+
+#include <string>
+#include <vector>
+
+struct character
+{
+    std::string imgName;
+    unsigned int label;
+};
+
+class tr_chars
+{
+public:
+    tr_chars() {}
+    tr_chars(std::string &path, unsigned int number);
+
+    void loadDataset(std::string &path, unsigned int number);
+
+    std::vector<character> train;
+    std::vector<character> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/tr_svt.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef TR_SVT_H
+#define TR_SVT_H
+
+#include <string>
+#include <vector>
+
+struct tag
+{
+    std::string value;
+    unsigned int height, width, x, y;
+};
+
+struct image
+{
+    std::string fileName;
+    std::vector<std::string> lex;
+    std::vector<tag> tags;
+};
+
+class tr_svt
+{
+public:
+    tr_svt() {}
+    tr_svt(std::string &path);
+
+    void loadDataset(std::string &path);
+
+    std::vector<image> train;
+    std::vector<image> test;
+};
+
+#endif

modules/datasetstools/include/opencv2/util.h

+/*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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#ifndef UTIL_H
+#define UTIL_H
+
+#include <string>
+#include <vector>
+
+void split(std::string s, std::vector<std::string> &elems, char delim);
+
+void getDirList(std::string &dirName, std::vector<std::string> &fileNames);
+
+#endif

modules/datasetstools/samples/ar_hmdb.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/ar_hmdb.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    ar_hmdb dataset[3];
+    for (unsigned int i=0; i<3; ++i)
+    {
+        dataset[i].loadDataset(path, i+1);
+    }
+
+    // ***************
+    // dataset contains for each split: a set of video file names for each action.
+    // For example, let output all training video file names for second split and first action.
+    action &example = dataset[1].train[0];
+    printf("name: %s\n", example.name.c_str());
+    vector<string> &videoNames = example.videoNames;
+    for (vector<string>::iterator it=videoNames.begin(); it!=videoNames.end(); ++it)
+    {
+        printf("%s\n", (*it).c_str());
+    }
+
+    return 0;
+}

modules/datasetstools/samples/ar_sports.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/ar_sports.h>
+
+#include <cstdio>
+#include <cstdlib> // atoi
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset description }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    ar_sports dataset(path);
+
+    // ***************
+    // dataset. train & test contains for each video url in dataset all it's labels.
+    // For example, let output the first element in test dataset and it's labels.
+    // And sizes of both datasets.
+    printf("train size: %u\n", (unsigned int)dataset.train.size());
+    printf("test size: %u\n", (unsigned int)dataset.test.size());
+
+    element &first = dataset.test[0];
+    printf("url: %s\n", first.videoUrl.c_str());
+    printf("labels: ");
+    vector<unsigned int> &labels = first.labels;
+    for (vector<unsigned int>::iterator it=labels.begin(); it!=labels.end(); ++it)
+    {
+        printf("%u ", *it);
+    }
+    printf("\n");
+
+    return 0;
+}

modules/datasetstools/samples/fr_lfw.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/fr_lfw.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (lfw2 folder) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    fr_lfw dataset(path);
+
+    // ***************
+    // dataset contains object with name and its images.
+    // For example, let output dataset size and sixth element.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    face &example = dataset.train[5];
+    printf("sixth dataset object:\n%s\n", example.name.c_str());
+    string currPath(path + example.name + "/");
+    for (vector<string>::iterator it=example.images.begin(); it!=example.images.end(); ++it)
+    {
+        printf("%s\n", (currPath+(*it)).c_str());
+    }
+
+    return 0;
+}

modules/datasetstools/samples/gr_chalearn.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/gr_chalearn.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset folder }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    gr_chalearn dataset(path);
+
+    // ***************
+    // dataset contains information for each sample.
+    // For example, let output dataset size and first element.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    gesture &example = dataset.train[0];
+    printf("first dataset sample:\n%s\n", example.name.c_str());
+    printf("color video:\n%s\n", example.nameColor .c_str());
+    printf("depth video:\n%s\n", example.nameDepth.c_str());
+    printf("user video:\n%s\n", example.nameUser.c_str());
+    printf("video:\nnumber of frames: %u\nfps: %u\nmaximum depth: %u\n", example.numFrames, example.fps, example.depth);
+    for (vector<groundTruth>::iterator it=example.groundTruths.begin(); it!=example.groundTruths.end(); ++it)
+    {
+        printf("gestureID: %u, initial frame: %u, last frame: %u\n", (*it).gestureID, (*it).initialFrame, (*it).lastFrame);
+    }
+    printf("skeletons number: %u\n", (unsigned int)example.skeletons.size());
+    skeleton &last = example.skeletons.back();
+    printf("last skeleton:\n");
+    for (unsigned int i=0; i<20; ++i)
+    {
+        printf("Wx: %f, Wy: %f, Wz: %f, Rx: %f, Ry: %f, Rz: %f, Rw: %f, Px: %f, Py: %f\n",
+               last.s[i].Wx, last.s[i].Wy, last.s[i].Wz, last.s[i].Rx,
+               last.s[i].Ry, last.s[i].Rz, last.s[i].Rw, last.s[i].Px, last.s[i].Py);
+    }
+
+    return 0;
+}

modules/datasetstools/samples/gr_skig.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/gr_skig.h>
+
+#include <cstdio>
+#include <cstdlib> // atoi
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (subject* folders) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    gr_skig dataset(path);
+
+    // ***************
+    // dataset contains pair of rgb\dep images
+    // For example, let output train size and first element.
+    gesture &example = dataset.train[0];
+    printf("train size: %u\n", (unsigned int)dataset.train.size());
+    printf("first train image:\nrgb: %s\ndep: %s\n", example.rgb.c_str(), example.dep.c_str());
+    printf("person: %u, backgroud: %u, illumination: %u, pose: %u, actionType: %u\n",
+           example.person, example.background, example.illumination, example.pose, example.actionType);
+
+    return 0;
+}

modules/datasetstools/samples/hpe_parse.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/hpe_parse.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (people_all folder) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    hpe_parse dataset(path);
+
+    // ***************
+    // dataset. train & test contain appropriate images
+    // For example, let output their sizes and first elements.
+    printf("train size: %u\n", (unsigned int)dataset.train.size());
+    printf("test size: %u\n", (unsigned int)dataset.test.size());
+    printf("first train image: %s\n", dataset.train[0].c_str());
+    printf("first test image: %s\n", dataset.test[0].c_str());
+
+    return 0;
+}

modules/datasetstools/samples/ir_affine.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/ir_affine.h>
+
+#include <cstdio>
+#include <cstdlib> // atoi
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset folder }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    // loading dataset
+    ir_affine dataset(path);
+
+    // ***************
+    // dataset contains for each image in dataset it's matrix.
+    // For example, let output the last element in dataset and it's matrix.
+    // And dataset size.
+    printf("size: %u\n", (unsigned int)dataset.train.size());
+
+    imageParams &example = dataset.train.back();
+    printf("image name: %s\n", example.imageName.c_str());
+    printf("matrix:\n");
+    for (int i=0; i<3; ++i)
+    {
+        for (int j=0; j<3; ++j)
+        {
+            printf("%f ", example.mat[i][j]);
+        }
+        printf("\n");
+    }
+
+    return 0;
+}

modules/datasetstools/samples/ir_robot.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/ir_robot.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset folders }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    ir_robot dataset(path);
+
+    // ***************
+    // dataset contains object with name and its images.
+    // For example, let output last element and dataset size.
+    scene &example = dataset.train.back();
+    printf("last dataset object:\n%s\n", example.name.c_str());
+    string currPath(path + example.name + "/");
+    for (vector<string>::iterator it=example.images.begin(); it!=example.images.end(); ++it)
+    {
+        printf("%s\n", (currPath+(*it)).c_str());
+    }
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+
+    return 0;
+}

modules/datasetstools/samples/is_bsds.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/is_bsds.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (images, iids_train.txt, iids_test.txt) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    is_bsds dataset(path);
+
+    // TODO: read human/ folder for evaluation
+
+    // ***************
+    // dataset. train & test contain names of appropriate images.
+    // For example, let output full path & name for first train and test images.
+    // And sets size.
+    printf("train size: %u\n", (unsigned int)dataset.train.size());
+    printf("test size: %u\n", (unsigned int)dataset.test.size());
+    string fullPath(path + "images/train/" + dataset.train[0] + ".jpg");
+    printf("first train image: %s\n", fullPath.c_str());
+    fullPath = path + "images/test/" + dataset.test[0] + ".jpg";
+    printf("first test image: %s\n", fullPath.c_str());
+
+    return 0;
+}

modules/datasetstools/samples/is_weizmann.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/is_weizmann.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (1obj/2obj folders) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    is_weizmann dataset(path);
+
+    // ***************
+    // dataset contains all information for each image.
+    // For example, let output dataset size and first object.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    object &example = dataset.train[0];
+    printf("first image:\nname: %s\n", example.imageName.c_str());
+    printf("src bw: %s\nsrc color: %s\n", example.srcBw.c_str(), example.srcColor.c_str());
+
+    return 0;
+}

modules/datasetstools/samples/msm_epfl.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/msm_epfl.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (bounding/, camera/, P/, png/ folders) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    msm_epfl dataset(path);
+
+    // ***************
+    // dataset contains all information for each image.
+    // For example, let output dataset size and first object.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    object &example = dataset.train[0];
+    printf("first image:\nname: %s\n", example.imageName.c_str());
+
+    printf("bounding:\n");
+    for (vector<double>::iterator it=example.bounding.begin(); it!=example.bounding.end(); ++it)
+    {
+        printf("%f ", *it);
+    }
+    printf("\n");
+
+    printf("camera:\n");
+    for (vector<double>::iterator it=example.camera.begin(); it!=example.camera.end(); ++it)
+    {
+        printf("%f ", *it);
+    }
+    printf("\n");
+
+    printf("P:\n");
+    for (vector<double>::iterator it=example.p.begin(); it!=example.p.end(); ++it)
+    {
+        printf("%f ", *it);
+    }
+    printf("\n");
+
+    return 0;
+}

modules/datasetstools/samples/msm_middlebury.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/msm_middlebury.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset description }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    msm_middlebury dataset(path);
+
+    // ***************
+    // dataset contains camera parameters for each image.
+    // For example, let output number of elements and last element.
+    printf("images number: %u\n", (unsigned int)dataset.train.size());
+    cameraParam &example = dataset.train.back();
+    printf("last image name: %s\n", (path + example.imageName).c_str());
+    printf("K:\n");
+    for (int i=0; i<3; ++i)
+    {
+        for (int j=0; j<3; ++j)
+        {
+            printf("%f ", example.k[i][j]);
+        }
+        printf("\n");
+    }
+    printf("R:\n");
+    for (int i=0; i<3; ++i)
+    {
+        for (int j=0; j<3; ++j)
+        {
+            printf("%f ", example.r[i][j]);
+        }
+        printf("\n");
+    }
+    printf("t:\n");
+    for (int i=0; i<3; ++i)
+    {
+        printf("%f ", example.t[i]);
+    }
+    printf("\n");
+
+    return 0;
+}

modules/datasetstools/samples/or_imagenet.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/or_imagenet.h>
+
+#include <cstdio>
+#include <cstdlib> // atoi
+
+#include <string>
+#include <vector>
+#include <set>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to file with urls: fall11_urls.txt }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    or_imagenet dataset(path);
+
+    // ***************
+    // dataset contains for each object its id & image url.
+    // For example, let output dataset size and first object.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    printf("wnids number: %u\n", (unsigned int)dataset.wnids.size());
+    object &example = dataset.train[0];
+    printf("first object url: %s\n", example.imageUrl.c_str());
+    printf("first object wnid: %s\n", example.wnid.c_str());
+    printf("first object id2: %u\n", example.id2);
+
+    return 0;
+}

modules/datasetstools/samples/or_sun.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/or_sun.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset (SUN397 folder) }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    or_sun dataset(path);
+
+    // ***************
+    // dataset contains for each object its images.
+    // For example, let output dataset size and last object.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+    object &example = dataset.train.back();
+    printf("last object name: %s\n", example.name.c_str());
+    printf("last object images number: %u\n", (unsigned int)example.imageNames.size());
+    vector<string> &imageNames = example.imageNames;
+    for (vector<string>::iterator it=imageNames.begin(); it!=imageNames.end(); ++it)
+    {
+        printf("%s\n", (*it).c_str());
+    }
+
+    return 0;
+}

modules/datasetstools/samples/slam_kitti.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/slam_kitti.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset folders }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    slam_kitti dataset(path);
+
+    // ***************
+    // dataset contains sequence with name and its data.
+    // For example, let output first sequence and dataset size.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+
+    sequence &example = dataset.train[0];
+    printf("first dataset sequence:\n%s\n", example.name.c_str());
+
+    /*string pathVelodyne(path + "sequences/" + example.name + "/velodyne/");
+    for (vector<string>::iterator it=example.velodyne.begin(); it!=example.velodyne.end(); ++it)
+    {
+        printf("%s\n", (pathVelodyne + (*it)).c_str());
+    }*/
+    printf("number of velodyne images: %u\n", (unsigned int)example.velodyne.size());
+
+    for (unsigned int i=0; i<=3; ++i)
+    {
+        /*char tmp[2];
+        sprintf(tmp, "%u", i);
+        // 0,1 - gray, 2,3 - color
+        string currPath(path + "sequences/" + example.name + "/image_" + tmp + "/");
+        for (vector<string>::iterator it=example.images[i].begin(); it!=example.images[i].end(); ++it)
+        {
+            printf("%s\n", (currPath + (*it)).c_str());
+        }*/
+        printf("number of images %u: %u\n", i, (unsigned int)example.images[i].size());
+    }
+
+    /*printf("times:\n");
+    for (vector<double>::iterator it=example.times.begin(); it!=example.times.end(); ++it)
+    {
+        printf("%f ", *it);
+    }
+    printf("\n");*/
+    printf("number of times: %u\n", (unsigned int)example.times.size());
+
+    /*printf("poses:\n");
+    for (vector<pose>::iterator it=example.posesArray.begin(); it!=example.posesArray.end(); ++it)
+    {
+        for (unsigned int i=0; i<12; ++i)
+        {
+            printf("%f ", (*it).elem[i]);
+        }
+        printf("\n");
+    }*/
+    printf("number of poses: %u\n", (unsigned int)example.posesArray.size());
+
+    for (unsigned int i=0; i<4; ++i)
+    {
+        printf("calibration %u:\n", i);
+        for (vector<double>::iterator it=example.p[i].begin(); it!=example.p[i].end(); ++it)
+        {
+            printf("%f ", *it);
+        }
+        printf("\n");
+    }
+
+    return 0;
+}

modules/datasetstools/samples/slam_tumindoor.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/slam_tumindoor.h>
+
+#include <cstdio>
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset folders }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    slam_tumindoor dataset(path);
+
+    // ***************
+    // dataset contains image and its information.
+    // For example, let output first image information and dataset size.
+    printf("dataset size: %u\n", (unsigned int)dataset.train.size());
+
+    imageInfo &example = dataset.train[0];
+    printf("first image:\ntype: %u\n", example.type);
+
+    string imagePath(path);
+    if (LADYBUG == example.type)
+    {
+        imagePath += "ladybug/";
+    } else
+    {
+        imagePath += "dslr/";
+    }
+    printf("file name: %s\n", (imagePath + example.name).c_str());
+
+    printf("transformation matrix:\n");
+    for (unsigned int i=0; i<4; ++i)
+    {
+        for (unsigned int j=0; j<4; ++j)
+        {
+            printf("%f ", example.transformMat[i][j]);
+        }
+        printf("\n");
+    }
+
+    return 0;
+}

modules/datasetstools/samples/tr_chars.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) 2014, Itseez Inc, 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 Itseez Inc 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*/
+
+#include <opencv2/tr_chars.h>
+
+#include <cstdio>
+#include <cstdlib> // atoi
+
+#include <string>
+#include <vector>
+
+#include <opencv2/core/core.hpp>
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    const char *keys =
+            "{ help h usage ? |    | show this message }"
+            "{ path p         |true| path to dataset description file: list_English_Img.m }";
+    cv::CommandLineParser parser(argc, argv, keys);
+    string path(parser.get<string>("path"));
+    if (parser.has("help") || path=="true")
+    {
+        parser.printMessage();
+        return -1;
+    }
+
+    vector<tr_chars> dataset;
+    do
+    {
+        tr_chars curr;
+        dataset.push_back(curr);
+
+        dataset.back().loadDataset(path, dataset.size()-1);
+    } while (dataset.back().train.size()>0);
+    dataset.pop_back(); // remove last empty split
+
+    // ***************
+    // dataset. train, test contain information about each element of appropriate sets and splits.
+    // For example, let output first elements of these vectors and their sizes for last split.
+    // And number of splits.
+    printf("splits number: %u\n", (unsigned int)dataset.size());
+
+    vector<character> &currTrain = dataset.back().train;
+    vector<character> &currTest = dataset.back().test;
+    printf("train size: %u\n", (unsigned int)currTrain.size());
+    printf("test size: %u\n", (unsigned int)currTest.size());
+
+    character &currTrainCh = currTrain[0];
+    character &currTestCh = currTest[0];
+    printf("first train element:\nname: %s\n", currTrainCh.imgName.c_str());
+    printf("label: %u\n", currTrainCh.label);
+    printf("first test element:\nname: %s\n", currTestCh.imgName.c_str());
+    printf("label: %u\n", currTestCh.label);
+
+    return 0;
+}