Reduced modules dependencies:

- made some of dependencies explicit
- removed dependencies to highgui and some other modules where possible
- modified some samples to build without modules

modules/bgsegm/CMakeLists.txt

 set(the_description "Background Segmentation Algorithms")
-ocv_define_module(bgsegm opencv_core opencv_imgproc opencv_video opencv_highgui WRAP python)
+ocv_define_module(bgsegm opencv_core opencv_imgproc opencv_video WRAP python)

modules/ccalib/CMakeLists.txt

 set(the_description "Custom Calibration Pattern")
-ocv_define_module(ccalib opencv_core opencv_imgproc opencv_calib3d opencv_features2d WRAP python)
+ocv_define_module(ccalib opencv_core opencv_imgproc opencv_calib3d opencv_features2d opencv_highgui WRAP python)

modules/datasets/CMakeLists.txt

 set(the_description "datasets framework")
-ocv_define_module(datasets opencv_core opencv_ml opencv_flann opencv_text WRAP python)
+ocv_define_module(datasets opencv_core opencv_imgcodecs opencv_ml opencv_flann opencv_text WRAP python)
 
 ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4267) # flann, Win64

modules/datasets/src/track_alov.cpp

@@ -43,7 +43,7 @@
 
 #include <sys/stat.h>
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
+#include "opencv2/imgcodecs.hpp"
 
 using namespace std;
 

modules/datasets/src/track_vot.cpp

@@ -43,7 +43,7 @@
 
 #include <sys/stat.h>
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
+#include "opencv2/imgcodecs.hpp"
 
 using namespace std;
 

modules/line_descriptor/CMakeLists.txt

 set(the_description "Line descriptor")
-ocv_define_module(line_descriptor opencv_features2d opencv_imgproc opencv_highgui WRAP python)
+ocv_define_module(line_descriptor opencv_imgproc OPTIONAL opencv_features2d WRAP python)

modules/line_descriptor/include/opencv2/line_descriptor/descriptor.hpp

@@ -56,10 +56,7 @@
 #include <iostream>
 
 #include "opencv2/core/utility.hpp"
-//#include "opencv2/core/private.hpp"
 #include <opencv2/imgproc.hpp>
-#include <opencv2/features2d.hpp>
-#include <opencv2/highgui.hpp>
 #include "opencv2/core.hpp"
 
 /* define data types */

modules/line_descriptor/perf/perf_precomp.hpp

@@ -53,7 +53,6 @@
 
 #include "opencv2/ts.hpp"
 #include "opencv2/highgui.hpp"
-#include "opencv2/features2d.hpp"
 #include "opencv2/line_descriptor.hpp"
 
 #ifdef GTEST_CREATE_SHARED_LIBRARY

modules/line_descriptor/samples/compute_descriptors.cpp

@@ -39,15 +39,16 @@
  //
  //M*/
 
-#include <opencv2/line_descriptor.hpp>
+#include <iostream>
+
+#ifdef HAVE_OPENCV_FEATURES2D
 
+#include <opencv2/line_descriptor.hpp>
 #include "opencv2/core/utility.hpp"
 #include <opencv2/imgproc.hpp>
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
-
 using namespace cv;
 using namespace cv::line_descriptor;
 
@@ -98,4 +99,12 @@ int main( int argc, char** argv )
 
 }
 
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
 
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/samples/knn_matching.cpp

@@ -39,14 +39,16 @@
  //
  //M*/
 
-#include <opencv2/line_descriptor.hpp>
+#include <iostream>
 
+#ifdef HAVE_OPENCV_FEATURES2D
+
+#include <opencv2/line_descriptor.hpp>
 #include "opencv2/core/utility.hpp"
 #include <opencv2/imgproc.hpp>
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
 #include <vector>
 #include <time.h>
 
@@ -194,4 +196,12 @@ int main( int argc, char** argv )
 
 }
 
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
 
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/samples/lines_extraction.cpp

@@ -39,15 +39,16 @@
  //
  //M*/
 
-#include <opencv2/line_descriptor.hpp>
+#include <iostream>
+
+#ifdef HAVE_OPENCV_FEATURES2D
 
+#include <opencv2/line_descriptor.hpp>
 #include "opencv2/core/utility.hpp"
 #include <opencv2/imgproc.hpp>
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
-
 using namespace cv;
 using namespace cv::line_descriptor;
 using namespace std;
@@ -121,3 +122,13 @@ int main( int argc, char** argv )
   imshow( "Lines", output );
   waitKey();
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/samples/lsd_lines_extraction.cpp

@@ -39,15 +39,16 @@
  //
  //M*/
 
-#include <opencv2/line_descriptor.hpp>
+#include <iostream>
+
+#ifdef HAVE_OPENCV_FEATURES2D
 
+#include <opencv2/line_descriptor.hpp>
 #include "opencv2/core/utility.hpp"
 #include <opencv2/imgproc.hpp>
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
-
 using namespace cv;
 using namespace cv::line_descriptor;
 using namespace std;
@@ -121,3 +122,13 @@ int main( int argc, char** argv )
   imshow( "LSD lines", output );
   waitKey();
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/samples/matching.cpp

@@ -39,15 +39,16 @@
  //
  //M*/
 
-#include <opencv2/line_descriptor.hpp>
+#include <iostream>
+
+#ifdef HAVE_OPENCV_FEATURES2D
 
+#include <opencv2/line_descriptor.hpp>
 #include "opencv2/core/utility.hpp"
 #include <opencv2/imgproc.hpp>
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
-
 #define MATCHES_DIST_THRESHOLD 25
 
 using namespace cv;
@@ -207,3 +208,12 @@ int main( int argc, char** argv )
 
 }
 
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/samples/radius_matching.cpp

@@ -39,6 +39,10 @@
  //
  //M*/
 
+#include <iostream>
+
+#ifdef HAVE_OPENCV_FEATURES2D
+
 #include <opencv2/line_descriptor.hpp>
 
 #include "opencv2/core/utility.hpp"
@@ -46,7 +50,6 @@
 #include <opencv2/features2d.hpp>
 #include <opencv2/highgui.hpp>
 
-#include <iostream>
 #include <vector>
 
 using namespace cv;
@@ -140,3 +143,13 @@ int main( int argc, char** argv )
   }
 
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without features2d module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_FEATURES2D

modules/line_descriptor/src/precomp.hpp

@@ -54,8 +54,6 @@
 #include "opencv2/core/utility.hpp"
 #include "opencv2/core/private.hpp"
 #include <opencv2/imgproc.hpp>
-#include <opencv2/features2d.hpp>
-#include <opencv2/highgui.hpp>
 #include "opencv2/core.hpp"
 
 #include <iostream>

modules/line_descriptor/test/test_precomp.hpp

@@ -11,7 +11,6 @@
 
 #include "opencv2/ts.hpp"
 #include "opencv2/imgproc.hpp"
-#include "opencv2/features2d.hpp"
 #include "opencv2/highgui.hpp"
 #include "opencv2/line_descriptor.hpp"
 #include <opencv2/core.hpp>

modules/optflow/CMakeLists.txt

 set(the_description "Optical Flow Algorithms")
-ocv_define_module(optflow opencv_core opencv_imgproc opencv_video opencv_highgui opencv_ximgproc WRAP python)
+ocv_define_module(optflow opencv_core opencv_imgproc opencv_video opencv_ximgproc opencv_imgcodecs WRAP python)

modules/optflow/src/deepflow.cpp

@@ -41,7 +41,6 @@
  //M*/
 
 #include "precomp.hpp"
-#include <opencv2/highgui.hpp>
 
 namespace cv
 {

modules/optflow/src/interfaces.cpp

@@ -42,7 +42,6 @@
 #include "precomp.hpp"
 
 #include "opencv2/core.hpp"
-#include "opencv2/highgui.hpp"
 #include "opencv2/video.hpp"
 #include "opencv2/optflow.hpp"
 

modules/optflow/src/sparse_matching_gpc.cpp

@@ -43,7 +43,7 @@
 #include "opencv2/core/core_c.h"
 #include "opencv2/core/private.hpp"
 #include "opencv2/flann/miniflann.hpp"
-#include "opencv2/highgui.hpp"
+#include "opencv2/imgcodecs.hpp"
 #include "precomp.hpp"
 #include "opencl_kernels_optflow.hpp"
 

modules/phase_unwrapping/CMakeLists.txt

 set(the_description "Phase Unwrapping API")
-ocv_define_module(phase_unwrapping opencv_core opencv_calib3d opencv_imgproc opencv_highgui opencv_features2d opencv_rgbd WRAP python java)
+ocv_define_module(phase_unwrapping opencv_core opencv_imgproc WRAP python java)

modules/phase_unwrapping/test/test_precomp.hpp

@@ -11,7 +11,6 @@
 
 #include "opencv2/ts.hpp"
 #include "opencv2/phase_unwrapping.hpp"
-#include <opencv2/rgbd.hpp>
 #include <iostream>
 
 #endif

modules/plot/CMakeLists.txt

 set(the_description "Plot function for Mat data.")
-ocv_define_module(plot opencv_core opencv_highgui WRAP python)
+ocv_define_module(plot opencv_core opencv_imgproc WRAP python)

modules/rgbd/CMakeLists.txt

 set(the_description "RGBD algorithms")
-ocv_warnings_disable(CMAKE_CXX_FLAGS -Wundef)
-ocv_define_module(rgbd opencv_core opencv_calib3d opencv_highgui opencv_imgproc WRAP python)
+ocv_define_module(rgbd opencv_core opencv_calib3d opencv_imgproc WRAP python)

modules/saliency/CMakeLists.txt

@@ -4,6 +4,6 @@ endif()
 
 set(the_description "Saliency API")
 
-ocv_define_module(saliency opencv_imgproc opencv_highgui opencv_features2d WRAP python)
+ocv_define_module(saliency opencv_imgproc opencv_features2d WRAP python)
 
 ocv_warnings_disable(CMAKE_CXX_FLAGS -Woverloaded-virtual)

modules/saliency/src/BING/CmShow.cpp

@@ -42,7 +42,7 @@
 #include "../precomp.hpp"
 #include "CmShow.hpp"
 #include "opencv2/core.hpp"
-#include <opencv2/highgui.hpp>
+// #include <opencv2/highgui.hpp>
 
 typedef std::pair<int, int> CostiIdx;
 
@@ -51,7 +51,7 @@ namespace cv
 namespace saliency
 {
 
-Mat CmShow::HistBins( CMat& color3f, CMat& val, CStr& title, bool descendShow, CMat &with )
+Mat CmShow::HistBins( CMat& color3f, CMat& val, bool descendShow, CMat &with )
 {
   // Prepare data
   int H = 300, spaceH = 6, barH = 10, n = color3f.cols;
@@ -98,7 +98,6 @@ Mat CmShow::HistBins( CMat& color3f, CMat& val, CStr& title, bool descendShow, C
 
     x += binW[idx];
   }
-  imshow( String( title.c_str() ), showImg3b );
   return showImg3b;
 }
 

modules/saliency/src/BING/CmShow.hpp

@@ -51,7 +51,7 @@ namespace saliency
 class CmShow
 {
  public:
-  static cv::Mat HistBins( CMat& color3f, CMat& val, CStr& title, bool descendShow = false, CMat &with = cv::Mat() );
+  static cv::Mat HistBins( CMat& color3f, CMat& val, bool descendShow = false, CMat &with = cv::Mat() );
   static void showTinyMat( CStr &title, CMat &m );
   static inline void SaveShow( CMat& img, CStr& title );
 };

modules/stereo/CMakeLists.txt

 set(the_description "Stereo Correspondence")
-ocv_define_module(stereo opencv_imgproc opencv_features2d opencv_core opencv_highgui opencv_calib3d)
+ocv_define_module(stereo opencv_imgproc opencv_features2d opencv_core opencv_calib3d)

modules/stereo/src/precomp.hpp

@@ -49,7 +49,6 @@
 #include "opencv2/core/utility.hpp"
 #include "opencv2/core/private.hpp"
 #include "opencv2/core/cvdef.h"
-#include "opencv2/highgui.hpp"
 #include "opencv2/calib3d.hpp"
 
 #include <algorithm>

modules/structured_light/CMakeLists.txt

 set(the_description "Structured Light API")
-ocv_define_module(structured_light opencv_core opencv_calib3d opencv_imgproc opencv_highgui opencv_features2d opencv_rgbd opencv_phase_unwrapping OPTIONAL opencv_viz WRAP python java)
+ocv_define_module(structured_light opencv_core opencv_imgproc opencv_calib3d opencv_phase_unwrapping OPTIONAL opencv_viz WRAP python java)

modules/structured_light/include/opencv2/structured_light/sinusoidalpattern.hpp

@@ -148,4 +148,4 @@ public:
 //! @}
 }
 }
-#endif
\ No newline at end of file
+#endif

modules/structured_light/test/test_plane.cpp

@@ -40,9 +40,8 @@
  //M*/
 
 #include "test_precomp.hpp"
-#include <opencv2/rgbd.hpp>
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
+#include <opencv2/imgcodecs.hpp>
 #include <opencv2/calib3d.hpp>
 #include <opencv2/imgproc.hpp>
 

modules/structured_light/test/test_precomp.hpp

@@ -11,7 +11,6 @@
 
 #include "opencv2/ts.hpp"
 #include "opencv2/structured_light.hpp"
-#include <opencv2/rgbd.hpp>
 #include <iostream>
 
-#endif
\ No newline at end of file
+#endif

modules/tracking/CMakeLists.txt

 set(the_description "Tracking API")
-ocv_define_module(tracking opencv_imgproc opencv_core opencv_video opencv_highgui opencv_plot OPTIONAL opencv_dnn opencv_datasets WRAP java python)
+ocv_define_module(tracking opencv_imgproc opencv_core opencv_video opencv_plot OPTIONAL opencv_dnn opencv_datasets WRAP java python)

modules/tracking/include/opencv2/tracking/tldDataset.hpp

@@ -42,15 +42,15 @@
 #ifndef OPENCV_TLD_DATASET
 #define OPENCV_TLD_DATASET
 
-#include "opencv2/highgui.hpp"
+#include "opencv2/core.hpp"
 
 namespace cv
 {
 	namespace tld
 	{
 		CV_EXPORTS cv::Rect2d tld_InitDataset(int videoInd, const char* rootPath = "TLD_dataset", int datasetInd = 0);
-		CV_EXPORTS cv::Mat tld_getNextDatasetFrame();
+		CV_EXPORTS cv::String tld_getNextDatasetFrame();
 	}
 }
 
-#endif
\ No newline at end of file
+#endif

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

@@ -1370,42 +1370,6 @@ protected:
   String defaultAlgorithm;
 };
 
-class ROISelector {
-public:
-  Rect2d select(Mat img, bool fromCenter = true);
-  Rect2d select(const cv::String& windowName, Mat img, bool showCrossair = true, bool fromCenter = true);
-  void select(const cv::String& windowName, Mat img, std::vector<Rect2d> & boundingBox, bool fromCenter = true);
-
-  struct handlerT{
-    // basic parameters
-    bool isDrawing;
-    Rect2d box;
-    Mat image;
-
-    // parameters for drawing from the center
-    bool drawFromCenter;
-    Point2f center;
-
-    // initializer list
-    handlerT() : isDrawing(false), drawFromCenter(true) {};
-  }selectorParams;
-
-  // to store the tracked objects
-  std::vector<handlerT> objects;
-
-private:
-  static void mouseHandler(int event, int x, int y, int flags, void *param);
-  void opencv_mouse_callback(int event, int x, int y, int, void *param);
-
-  // save the keypressed characted
-  int key;
-};
-
-Rect2d CV_EXPORTS_W selectROI(Mat img, bool fromCenter = true);
-Rect2d CV_EXPORTS_W selectROI(const cv::String& windowName, Mat img, bool showCrossair = true, bool fromCenter = true);
-void CV_EXPORTS_W selectROI(const cv::String& windowName, Mat img, std::vector<Rect2d> & boundingBox, bool fromCenter = true);
-
-
 /************************************ Multi-Tracker Classes ---By Tyan Vladimir---************************************/
 
 /** @brief Base abstract class for the long-term Multi Object Trackers:

modules/tracking/samples/multitracker.cpp

@@ -24,6 +24,7 @@
 #include <iostream>
 #include <cstring>
 #include <ctime>
+#include "roiSelector.hpp"
 
 #ifdef HAVE_OPENCV
 #include <opencv2/flann.hpp>

modules/tracking/samples/roiSelector.hpp

+#ifndef _ROISELECTOR_HPP_
+#define _ROISELECTOR_HPP_
+
+#include "opencv2/core.hpp"
+#include "opencv2/highgui.hpp"
+#include "opencv2/imgproc.hpp"
+
+cv::Rect2d selectROI(cv::Mat img, bool fromCenter = true);
+cv::Rect2d selectROI(const cv::String& windowName, cv::Mat img, bool showCrossair = true, bool fromCenter = true);
+void selectROI(const cv::String& windowName, cv::Mat img, std::vector<cv::Rect2d> & boundingBox, bool fromCenter = true);
+
+//==================================================================================================
+
+class ROISelector
+{
+  public:
+    cv::Rect2d select(cv::Mat img, bool fromCenter = true)
+    {
+        return select("ROI selector", img, fromCenter);
+    }
+
+    cv::Rect2d select(const cv::String &windowName, cv::Mat img, bool showCrossair = true, bool fromCenter = true)
+    {
+
+        key = 0;
+
+        // set the drawing mode
+        selectorParams.drawFromCenter = fromCenter;
+
+        // show the image and give feedback to user
+        cv::imshow(windowName, img);
+
+        // copy the data, rectangle should be drawn in the fresh image
+        selectorParams.image = img.clone();
+
+        // select the object
+        cv::setMouseCallback(windowName, mouseHandler, (void *)&selectorParams);
+
+        // end selection process on SPACE (32) ESC (27) or ENTER (13)
+        while (!(key == 32 || key == 27 || key == 13))
+        {
+            // draw the selected object
+            cv::rectangle(selectorParams.image, selectorParams.box, cv::Scalar(255, 0, 0), 2, 1);
+
+            // draw cross air in the middle of bounding box
+            if (showCrossair)
+            {
+                // horizontal line
+                cv::line(selectorParams.image,
+                     cv::Point((int)selectorParams.box.x,
+                           (int)(selectorParams.box.y + selectorParams.box.height / 2)),
+                     cv::Point((int)(selectorParams.box.x + selectorParams.box.width),
+                           (int)(selectorParams.box.y + selectorParams.box.height / 2)),
+                     cv::Scalar(255, 0, 0), 2, 1);
+
+                // vertical line
+                cv::line(selectorParams.image,
+                     cv::Point((int)(selectorParams.box.x + selectorParams.box.width / 2),
+                           (int)selectorParams.box.y),
+                     cv::Point((int)(selectorParams.box.x + selectorParams.box.width / 2),
+                           (int)(selectorParams.box.y + selectorParams.box.height)),
+                     cv::Scalar(255, 0, 0), 2, 1);
+            }
+
+            // show the image bouding box
+            cv::imshow(windowName, selectorParams.image);
+
+            // reset the image
+            selectorParams.image = img.clone();
+
+            // get keyboard event, extract lower 8 bits for scancode comparison
+            key = cv::waitKey(1) & 0xFF;
+        }
+
+        return selectorParams.box;
+    }
+
+    void select(const cv::String &windowName, cv::Mat img, std::vector<cv::Rect2d> &boundingBox, bool fromCenter = true)
+    {
+        std::vector<cv::Rect2d> box;
+        cv::Rect2d temp;
+        key = 0;
+
+        // show notice to user
+        printf("Select an object to track and then press SPACE or ENTER button!\n");
+        printf("Finish the selection process by pressing ESC button!\n");
+
+        // while key is not ESC (27)
+        for (;;)
+        {
+            temp = select(windowName, img, true, fromCenter);
+            if (key == 27)
+                break;
+            if (temp.width > 0 && temp.height > 0)
+                box.push_back(temp);
+        }
+        boundingBox = box;
+    }
+
+    struct handlerT
+    {
+        // basic parameters
+        bool isDrawing;
+        cv::Rect2d box;
+        cv::Mat image;
+
+        // parameters for drawing from the center
+        bool drawFromCenter;
+        cv::Point2f center;
+
+        // initializer list
+        handlerT() : isDrawing(false), drawFromCenter(true){};
+    } selectorParams;
+
+    // to store the tracked objects
+    std::vector<handlerT> objects;
+
+  private:
+    static void mouseHandler(int event, int x, int y, int flags, void *param)
+    {
+        ROISelector *self = static_cast<ROISelector *>(param);
+        self->opencv_mouse_callback(event, x, y, flags, param);
+    }
+
+    void opencv_mouse_callback(int event, int x, int y, int, void *param)
+    {
+        handlerT *data = (handlerT *)param;
+        switch (event)
+        {
+        // update the selected bounding box
+        case cv::EVENT_MOUSEMOVE:
+            if (data->isDrawing)
+            {
+                if (data->drawFromCenter)
+                {
+                    data->box.width = 2 * (x - data->center.x) /*data->box.x*/;
+                    data->box.height = 2 * (y - data->center.y) /*data->box.y*/;
+                    data->box.x = data->center.x - data->box.width / 2.0;
+                    data->box.y = data->center.y - data->box.height / 2.0;
+                }
+                else
+                {
+                    data->box.width = x - data->box.x;
+                    data->box.height = y - data->box.y;
+                }
+            }
+            break;
+
+        // start to select the bounding box
+        case cv::EVENT_LBUTTONDOWN:
+            data->isDrawing = true;
+            data->box = cv::Rect2d(x, y, 0, 0);
+            data->center = cv::Point2f((float)x, (float)y);
+            break;
+
+        // cleaning up the selected bounding box
+        case cv::EVENT_LBUTTONUP:
+            data->isDrawing = false;
+            if (data->box.width < 0)
+            {
+                data->box.x += data->box.width;
+                data->box.width *= -1;
+            }
+            if (data->box.height < 0)
+            {
+                data->box.y += data->box.height;
+                data->box.height *= -1;
+            }
+            break;
+        }
+    }
+
+    // save the keypressed characted
+    int key;
+};
+
+//==================================================================================================
+
+static ROISelector _selector;
+
+cv::Rect2d selectROI(cv::Mat img, bool fromCenter)
+{
+    return _selector.select("ROI selector", img, true, fromCenter);
+};
+
+cv::Rect2d selectROI(const cv::String &windowName, cv::Mat img, bool showCrossair, bool fromCenter)
+{
+    printf("Select an object to track and then press SPACE or ENTER button!\n");
+    return _selector.select(windowName, img, showCrossair, fromCenter);
+};
+
+void selectROI(const cv::String &windowName, cv::Mat img, std::vector<cv::Rect2d> &boundingBox, bool fromCenter)
+{
+    return _selector.select(windowName, img, boundingBox, fromCenter);
+}
+
+#endif // _ROISELECTOR_HPP_

modules/tracking/samples/tutorial_customizing_cn_tracker.cpp

@@ -4,6 +4,7 @@
 #include <opencv2/highgui.hpp>
 #include <iostream>
 #include <cstring>
+#include "roiSelector.hpp"
 
 using namespace std;
 using namespace cv;

modules/tracking/samples/tutorial_introduction_to_tracker.cpp

@@ -4,6 +4,7 @@
 #include <opencv2/highgui.hpp>
 #include <iostream>
 #include <cstring>
+#include "roiSelector.hpp"
 
 using namespace std;
 using namespace cv;

modules/tracking/samples/tutorial_multitracker.cpp

@@ -14,6 +14,7 @@
 #include <iostream>
 #include <cstring>
 #include <ctime>
+#include "roiSelector.hpp"
 
 using namespace std;
 using namespace cv;

modules/tracking/src/gtrUtils.hpp

@@ -3,7 +3,6 @@
 
 #include "precomp.hpp"
 #include <vector>
-#include "opencv2/highgui.hpp"
 
 namespace cv
 {

modules/tracking/src/roiSelector.cpp

-/*M///////////////////////////////////////////////////////////////////////////////////////
- //
- //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
- //
- //  By downloading, copying, installing or using the software you agree to this license.
- //  If you do not agree to this license, do not download, install,
- //  copy or use the software.
- //
- //
- //                           License Agreement
- //                For Open Source Computer Vision Library
- //
- // Copyright (C) 2013, OpenCV Foundation, all rights reserved.
- // Third party copyrights are property of their respective owners.
- //
- // Redistribution and use in source and binary forms, with or without modification,
- // are permitted provided that the following conditions are met:
- //
- //   * Redistribution's of source code must retain the above copyright notice,
- //     this list of conditions and the following disclaimer.
- //
- //   * Redistribution's in binary form must reproduce the above copyright notice,
- //     this list of conditions and the following disclaimer in the documentation
- //     and/or other materials provided with the distribution.
- //
- //   * The name of the copyright holders may not be used to endorse or promote products
- //     derived from this software without specific prior written permission.
- //
- // This software is provided by the copyright holders and contributors "as is" and
- // any express or implied warranties, including, but not limited to, the implied
- // warranties of merchantability and fitness for a particular purpose are disclaimed.
- // In no event shall the Intel Corporation or contributors be liable for any direct,
- // indirect, incidental, special, exemplary, or consequential damages
- // (including, but not limited to, procurement of substitute goods or services;
- // loss of use, data, or profits; or business interruption) however caused
- // and on any theory of liability, whether in contract, strict liability,
- // or tort (including negligence or otherwise) arising in any way out of
- // the use of this software, even if advised of the possibility of such damage.
- //
- //M*/
-
-#include "precomp.hpp"
-
-namespace cv {
-  void ROISelector::mouseHandler(int event, int x, int y, int flags, void *param){
-      ROISelector *self =static_cast<ROISelector*>(param);
-      self->opencv_mouse_callback(event,x,y,flags,param);
-  }
-
-  void ROISelector::opencv_mouse_callback( int event, int x, int y, int , void *param ){
-    handlerT * data = (handlerT*)param;
-    switch( event ){
-      // update the selected bounding box
-      case EVENT_MOUSEMOVE:
-        if( data->isDrawing ){
-          if(data->drawFromCenter){
-            data->box.width = 2*(x-data->center.x)/*data->box.x*/;
-            data->box.height = 2*(y-data->center.y)/*data->box.y*/;
-            data->box.x = data->center.x-data->box.width/2.0;
-            data->box.y = data->center.y-data->box.height/2.0;
-          }else{
-            data->box.width = x-data->box.x;
-            data->box.height = y-data->box.y;
-          }
-        }
-      break;
-
-      // start to select the bounding box
-      case EVENT_LBUTTONDOWN:
-        data->isDrawing = true;
-        data->box = cvRect( x, y, 0, 0 );
-        data->center = Point2f((float)x,(float)y);
-      break;
-
-      // cleaning up the selected bounding box
-      case EVENT_LBUTTONUP:
-        data->isDrawing = false;
-        if( data->box.width < 0 ){
-          data->box.x += data->box.width;
-          data->box.width *= -1;
-        }
-        if( data->box.height < 0 ){
-          data->box.y += data->box.height;
-          data->box.height *= -1;
-        }
-      break;
-    }
-  }
-
-  Rect2d ROISelector::select(Mat img, bool fromCenter){
-    return select("ROI selector", img, fromCenter);
-  }
-
-  Rect2d ROISelector::select(const cv::String& windowName, Mat img, bool showCrossair, bool fromCenter){
-
-    key=0;
-
-    // set the drawing mode
-    selectorParams.drawFromCenter = fromCenter;
-
-    // show the image and give feedback to user
-    imshow(windowName,img);
-
-    // copy the data, rectangle should be drawn in the fresh image
-    selectorParams.image=img.clone();
-
-    // select the object
-    setMouseCallback( windowName, mouseHandler, (void *)&selectorParams );
-
-    // end selection process on SPACE (32) ESC (27) or ENTER (13)
-    while(!(key==32 || key==27 || key==13)){
-      // draw the selected object
-      rectangle(
-        selectorParams.image,
-        selectorParams.box,
-        Scalar(255,0,0),2,1
-      );
-
-      // draw cross air in the middle of bounding box
-      if(showCrossair){
-        // horizontal line
-        line(
-          selectorParams.image,
-          Point((int)selectorParams.box.x,(int)(selectorParams.box.y+selectorParams.box.height/2)),
-          Point((int)(selectorParams.box.x+selectorParams.box.width),(int)(selectorParams.box.y+selectorParams.box.height/2)),
-          Scalar(255,0,0),2,1
-        );
-
-        // vertical line
-        line(
-          selectorParams.image,
-          Point((int)(selectorParams.box.x+selectorParams.box.width/2),(int)selectorParams.box.y),
-          Point((int)(selectorParams.box.x+selectorParams.box.width/2),(int)(selectorParams.box.y+selectorParams.box.height)),
-          Scalar(255,0,0),2,1
-        );
-      }
-
-      // show the image bouding box
-      imshow(windowName,selectorParams.image);
-
-      // reset the image
-      selectorParams.image=img.clone();
-
-      //get keyboard event, extract lower 8 bits for scancode comparison
-      key=waitKey(1) & 0xFF;
-    }
-
-
-    return selectorParams.box;
-  }
-
-  void ROISelector::select(const cv::String& windowName, Mat img, std::vector<Rect2d> & boundingBox, bool fromCenter){
-    std::vector<Rect2d> box;
-    Rect2d temp;
-    key=0;
-
-    // show notice to user
-    printf("Select an object to track and then press SPACE or ENTER button!\n" );
-    printf("Finish the selection process by pressing ESC button!\n" );
-
-    // while key is not ESC (27)
-    for(;;) {
-      temp=select(windowName, img, true, fromCenter);
-      if(key==27) break;
-      if(temp.width>0 && temp.height>0)
-        box.push_back(temp);
-    }
-    boundingBox=box;
-  }
-
-  ROISelector _selector;
-  Rect2d selectROI(Mat img, bool fromCenter){
-    return _selector.select("ROI selector", img, true, fromCenter);
-  };
-
-  Rect2d selectROI(const cv::String& windowName, Mat img, bool showCrossair, bool fromCenter){
-    printf("Select an object to track and then press SPACE or ENTER button!\n" );
-    return _selector.select(windowName,img, showCrossair, fromCenter);
-  };
-
-  void selectROI(const cv::String& windowName, Mat img, std::vector<Rect2d> & boundingBox, bool fromCenter){
-    return _selector.select(windowName, img, boundingBox, fromCenter);
-  }
-
-} /* namespace cv */

modules/tracking/src/tldDataset.cpp

@@ -159,7 +159,7 @@ namespace cv
 			return cv::Rect2d(x, y, w, h);
 		}
 
-		cv::Mat tld_getNextDatasetFrame()
+		cv::String tld_getNextDatasetFrame()
 		{
 			char fullPath[100];
 			char numStr[10];
@@ -178,8 +178,8 @@ namespace cv
 			else strcat(fullPath, ".jpg");
 			frameNum++;
 
-			return cv::imread(fullPath);
+			return fullPath;
 		}
 
 	}
-}
\ No newline at end of file
+}

modules/tracking/src/tldUtils.cpp

@@ -49,34 +49,6 @@ namespace tld
 
 //Debug functions and variables
 Rect2d etalon(14.0, 110.0, 20.0, 20.0);
-void drawWithRects(const Mat& img, std::vector<Rect2d>& blackOnes, Rect2d whiteOne)
-{
-    Mat image;
-    img.copyTo(image);
-    if( whiteOne.width >= 0 )
-        rectangle( image, whiteOne, 255, 1, 1 );
-    for( int i = 0; i < (int)blackOnes.size(); i++ )
-        rectangle( image, blackOnes[i], 0, 1, 1 );
-    imshow("img", image);
-}
-void drawWithRects(const Mat& img, std::vector<Rect2d>& blackOnes, std::vector<Rect2d>& whiteOnes, String filename)
-{
-    Mat image;
-    static int frameCounter = 1;
-    img.copyTo(image);
-    for( int i = 0; i < (int)whiteOnes.size(); i++ )
-        rectangle( image, whiteOnes[i], 255, 1, 1 );
-    for( int i = 0; i < (int)blackOnes.size(); i++ )
-        rectangle( image, blackOnes[i], 0, 1, 1 );
-    imshow("img", image);
-    if( filename.length() > 0 )
-    {
-        char inbuf[100];
-        sprintf(inbuf, "%s%d.jpg", filename.c_str(), frameCounter);
-        imwrite(inbuf, image);
-        frameCounter++;
-    }
-}
 void myassert(const Mat& img)
 {
     int count = 0;

modules/tracking/src/tldUtils.hpp

@@ -2,7 +2,6 @@
 #define OPENCV_TLD_UTILS
 
 #include "precomp.hpp"
-#include "opencv2/highgui.hpp"
 
 namespace cv
 {
@@ -35,8 +34,6 @@ namespace cv
 		void myassert(const Mat& img);
 		void printPatch(const Mat_<uchar>& standardPatch);
 		std::string type2str(const Mat& mat);
-		void drawWithRects(const Mat& img, std::vector<Rect2d>& blackOnes, Rect2d whiteOne = Rect2d(-1.0, -1.0, -1.0, -1.0));
-		void drawWithRects(const Mat& img, std::vector<Rect2d>& blackOnes, std::vector<Rect2d>& whiteOnes, String fileName = "");
 
 		//aux functions and variables
 		template<typename T> inline T CLIP(T x, T a, T b){ return std::min(std::max(x, a), b); }
@@ -59,4 +56,4 @@ namespace cv
 	}
 }
 
-#endif
\ No newline at end of file
+#endif

modules/tracking/tutorials/tutorial_introduction_to_tracker.markdown

@@ -59,7 +59,6 @@ Explanation
 
     Using this function, you can select the bounding box of the tracked object using a GUI.
     With default parameters, the selection is started from the center of the box and a middle cross will be shown.
-    See @ref cv::selectROI for more detailed information.
 
 -#  **Initializing the tracker object**
 

modules/tracking/tutorials/tutorial_multitracker.markdown

@@ -28,9 +28,8 @@ Explanation
 
     @snippet tracking/samples/tutorial_multitracker.cpp selectmulti
 
-    You can use @ref cv::selectROI to select multiple objects with
+    You can use selectROI to select multiple objects with
     the result stored in a vector of @ref cv::Rect2d as shown in the code.
-    You can also use another kind of selection scheme, please refer to @ref cv::selectROI for detailed information.
 
 -#  **Adding the tracked object to MultiTracker**
 

modules/xfeatures2d/CMakeLists.txt

 set(the_description "Contributed/Experimental Algorithms for Salient 2D Features Detection")
-ocv_define_module(xfeatures2d opencv_core opencv_imgproc opencv_features2d opencv_calib3d opencv_shape opencv_highgui opencv_videoio opencv_ml
-                  OPTIONAL opencv_cudaarithm WRAP python java)
+ocv_define_module(xfeatures2d opencv_core opencv_imgproc opencv_features2d opencv_calib3d OPTIONAL opencv_shape opencv_cudaarithm WRAP python java)
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/download_vgg.cmake)
 include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/download_boostdesc.cmake)

modules/xfeatures2d/samples/bagofwords_classification.cpp

+#include <iostream>
+
+#ifdef HAVE_OPENCV_ML
+
 #include "opencv2/opencv_modules.hpp"
 #include "opencv2/imgcodecs.hpp"
 #include "opencv2/highgui.hpp"
@@ -7,7 +11,6 @@
 #include "opencv2/ml.hpp"
 
 #include <fstream>
-#include <iostream>
 #include <memory>
 #include <functional>
 
@@ -2624,3 +2627,13 @@ int main(int argc, char** argv)
     }
     return 0;
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without ml module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_ML

modules/xfeatures2d/samples/shape_transformation.cpp

 /*
  * shape_context.cpp -- Shape context demo for shape matching
  */
+#include <iostream>
+
+#ifdef HAVE_OPENCV_SHAPE
 
 #include "opencv2/shape.hpp"
 #include "opencv2/imgcodecs.hpp"
@@ -9,7 +12,6 @@
 #include "opencv2/features2d.hpp"
 #include "opencv2/xfeatures2d.hpp"
 #include <opencv2/core/utility.hpp>
-#include <iostream>
 #include <string>
 
 using namespace std;
@@ -74,3 +76,13 @@ int main(int argc, char** argv)
 
     return 0;
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without shape module" << std::endl;
+    return 0;
+}
+
+#endif // HAVE_OPENCV_SHAPE

modules/xfeatures2d/samples/video_homography.cpp

@@ -5,13 +5,16 @@
 *      Author: erublee
 */
 
+#include <iostream>
+
+#ifdef HAVE_OPENCV_CALIB3D
+
 #include "opencv2/calib3d.hpp"
 #include "opencv2/videoio.hpp"
 #include "opencv2/highgui.hpp"
 #include "opencv2/imgproc.hpp"
 #include "opencv2/features2d.hpp"
 #include "opencv2/xfeatures2d.hpp"
-#include <iostream>
 #include <list>
 #include <vector>
 
@@ -232,3 +235,13 @@ int main(int ac, char ** av)
     }
     return 0;
 }
+
+#else
+
+int main()
+{
+    std::cerr << "OpenCV was built without calib3d module" << std::endl;
+    return 0;
+}
+
+#endif

modules/ximgproc/CMakeLists.txt

 set(the_description "Extended image processing module. It includes edge-aware filters and etc.")
-ocv_define_module(ximgproc opencv_imgproc opencv_core opencv_highgui opencv_calib3d WRAP python)
+ocv_define_module(ximgproc opencv_core opencv_imgproc opencv_calib3d opencv_imgcodecs WRAP python)

modules/ximgproc/src/deriche_filter.cpp

@@ -34,7 +34,6 @@
  *  the use of this software, even if advised of the possibility of such damage.
  */
 #include "precomp.hpp"
-#include "opencv2/highgui.hpp"
 #include <math.h>
 #include <vector>
 #include <iostream>

modules/ximgproc/src/disparity_filters.cpp

@@ -2,26 +2,26 @@
  *  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
  *  (3 - clause BSD License)
- *  
+ *
  *  Redistribution and use in source and binary forms, with or without modification,
  *  are permitted provided that the following conditions are met :
- *  
+ *
  *  * Redistributions of source code must retain the above copyright notice,
  *  this list of conditions and the following disclaimer.
- *  
+ *
  *  * Redistributions 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.
- *  
+ *
  *  * Neither the names of the copyright holders nor the names of the contributors
  *  may 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.
@@ -36,7 +36,7 @@
 
 #include "precomp.hpp"
 #include "opencv2/ximgproc/disparity_filter.hpp"
-#include "opencv2/highgui.hpp"
+#include "opencv2/imgcodecs.hpp"
 #include <math.h>
 #include <vector>
 

modules/ximgproc/src/paillou_filter.cpp

@@ -34,7 +34,6 @@
 *  the use of this software, even if advised of the possibility of such damage.
 */
 #include "precomp.hpp"
-#include "opencv2/highgui.hpp"
 #include <math.h>
 #include <vector>
 #include <iostream>

modules/ximgproc/src/rolling_guidance_filter.cpp

@@ -36,7 +36,6 @@
 
 #include "precomp.hpp"
 #include <opencv2/ximgproc.hpp>
-#include <opencv2/highgui.hpp>
 
 namespace cv
 {

modules/ximgproc/src/selectivesearchsegmentation.cpp

@@ -39,7 +39,6 @@ the use of this software, even if advised of the possibility of such damage.
 ********************************************************************************/
 
 #include "precomp.hpp"
-#include "opencv2/highgui.hpp"
 #include "opencv2/ximgproc/segmentation.hpp"
 
 #include <iostream>

modules/xobjdetect/CMakeLists.txt

 set(the_description "Object detection algorithms")
-ocv_define_module(xobjdetect opencv_core opencv_imgproc opencv_highgui opencv_objdetect WRAP python)
+ocv_define_module(xobjdetect opencv_core opencv_imgproc opencv_objdetect opencv_imgcodecs WRAP python)
 if (BUILD_opencv_apps AND NOT APPLE_FRAMEWORK)
     add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/tools ${CMAKE_CURRENT_BINARY_DIR}/tools)
 endif()

modules/xobjdetect/include/opencv2/xobjdetect.hpp

@@ -43,7 +43,6 @@ the use of this software, even if advised of the possibility of such damage.
 #define __OPENCV_XOBJDETECT_XOBJDETECT_HPP__
 
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
 #include <vector>
 #include <string>
 

modules/xobjdetect/src/precomp.hpp

@@ -53,7 +53,6 @@ the use of this software, even if advised of the possibility of such damage.
 #include <opencv2/imgproc/types_c.h>
 
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
 
 #include <opencv2/imgcodecs.hpp>
 #include <opencv2/imgcodecs/imgcodecs_c.h>

modules/xobjdetect/src/wbdetector.hpp

@@ -43,7 +43,6 @@ the use of this software, even if advised of the possibility of such damage.
 #define __OPENCV_XOBJDETECT_DETECTOR_HPP__
 
 #include <opencv2/core.hpp>
-#include <opencv2/highgui.hpp>
 #include <vector>
 #include <string>
 #include "precomp.hpp"

modules/xobjdetect/tools/waldboost_detector/waldboost_detector.cpp

-#include <opencv2/xobjdetect.hpp>
-#include <opencv2/imgcodecs/imgcodecs_c.h>
-#include <opencv2/imgproc.hpp>
+#include "opencv2/xobjdetect.hpp"
+#include "opencv2/imgcodecs.hpp"
+#include "opencv2/imgcodecs/imgcodecs_c.h"
+#include "opencv2/imgproc.hpp"
 #include <iostream>
 #include <cstdio>
 using namespace std;

modules/xphoto/CMakeLists.txt

 set(the_description "Addon to basic photo module")
-ocv_define_module(xphoto opencv_core opencv_imgproc OPTIONAL opencv_photo opencv_highgui opencv_photo WRAP python)
+ocv_define_module(xphoto opencv_core opencv_imgproc WRAP python)

modules/xphoto/test/test_precomp.hpp

@@ -13,7 +13,6 @@
 #include "opencv2/imgproc.hpp"
 #include "opencv2/imgproc/types_c.h"
 #include "opencv2/highgui.hpp"
-#include "opencv2/photo.hpp"
 #include "opencv2/xphoto.hpp"
 #include "opencv2/ts.hpp"