Made dependency of features2d and calib3d from highgui optional

cmake/OpenCVModule.cmake

@@ -277,7 +277,12 @@ macro(ocv_glob_modules)
     if(__ocvmodules)
       list(SORT __ocvmodules)
       foreach(mod ${__ocvmodules})
-        if(EXISTS "${__path}/${mod}/CMakeLists.txt")
+        if(CMAKE_VERSION VERSION_LESS 2.8)
+          get_filename_component(__realpath "${__path}/${mod}" ABSOLUTE)
+        else()
+          get_filename_component(__realpath "${__path}/${mod}" REALPATH)
+        endif()
+        if(EXISTS "${__realpath}/CMakeLists.txt" AND NOT __realpath STREQUAL CMAKE_CURRENT_SOURCE_DIR)
           add_subdirectory("${__path}/${mod}" "${CMAKE_CURRENT_BINARY_DIR}/${mod}/.${mod}")
         endif()
       endforeach()

modules/calib3d/src/calibinit.cpp

@@ -65,16 +65,22 @@
 
 //#define ENABLE_TRIM_COL_ROW
 
-//#pragma comment(lib, "highgui200d.lib")
 //#define DEBUG_CHESSBOARD
 #ifdef DEBUG_CHESSBOARD
+#  include "opencv2/opencv_modules.hpp"
+#  ifdef HAVE_OPENCV_HIGHGUI
+#    include "opencv2/highgui/highgui.hpp"
+#  else
+#    undef DEBUG_CHESSBOARD
+#  endif
+#endif
+#ifdef DEBUG_CHESSBOARD
 static int PRINTF( const char* fmt, ... )
 {
     va_list args;
     va_start(args, fmt);
     return vprintf(fmt, args);
 }
-#include "..//..//include/opencv/highgui.h"
 #else
 static int PRINTF( const char*, ... )
 {

modules/calib3d/src/checkchessboard.cpp

@@ -47,7 +47,12 @@
 //#define DEBUG_WINDOWS
 
 #if defined(DEBUG_WINDOWS)
-#include "highgui.h"
+#  include "opencv2/opencv_modules.hpp"
+#  ifdef HAVE_OPENCV_HIGHGUI
+#    include "opencv2/highgui/highgui.hpp"
+#  else
+#    undef DEBUG_WINDOWS
+#  endif
 #endif
 
 void icvGetQuadrangleHypotheses(CvSeq* contours, std::vector<std::pair<float, int> >& quads, int class_id)

modules/calib3d/src/circlesgrid.cpp

@@ -44,7 +44,12 @@
 //#define DEBUG_CIRCLES
 
 #ifdef DEBUG_CIRCLES
-#include "opencv2/highgui/highgui.hpp"
+#  include "opencv2/opencv_modules.hpp"
+#  ifdef HAVE_OPENCV_HIGHGUI
+#    include "opencv2/highgui/highgui.hpp"
+#  else
+#    undef DEBUG_CIRCLES
+#  endif
 #endif
 
 using namespace cv;

modules/features2d/CMakeLists.txt

@@ -1,3 +1,3 @@
 set(the_description "2D Features Framework")
-ocv_define_module(features2d opencv_imgproc opencv_highgui opencv_flann)
+ocv_define_module(features2d opencv_imgproc opencv_flann OPTIONAL opencv_highgui)
 

modules/features2d/src/blobdetector.cpp

@@ -46,7 +46,12 @@
 //#define DEBUG_BLOB_DETECTOR
 
 #ifdef DEBUG_BLOB_DETECTOR
-#include "opencv2/highgui/highgui.hpp"
+#  include "opencv2/opencv_modules.hpp"
+#  ifdef HAVE_OPENCV_HIGHGUI
+#    include "opencv2/highgui/highgui.hpp"
+#  else
+#    undef DEBUG_BLOB_DETECTOR
+#  endif
 #endif
 
 using namespace cv;

modules/features2d/src/oneway.cpp

@@ -8,9 +8,13 @@
  */
 
 #include "precomp.hpp"
-#include "opencv2/highgui/highgui.hpp"
+#include "opencv2/opencv_modules.hpp"
 #include <stdio.h>
 
+#ifdef HAVE_OPENCV_HIGHGUI
+#  include "opencv2/highgui/highgui.hpp"
+#endif
+
 namespace cv{
     
     inline int round(float value)
@@ -655,6 +659,7 @@ namespace cv{
     
     void OneWayDescriptor::Save(const char* path)
     {
+#ifdef HAVE_OPENCV_HIGHGUI
         for(int i = 0; i < m_pose_count; i++)
         {
             char buf[1024];
@@ -669,6 +674,9 @@ namespace cv{
             
             cvReleaseImage(&patch);
         }
+#else
+        CV_Error( CV_StsNotImplemented, "This method required opencv_highgui disabled in current build" );
+#endif
     }
     
     void OneWayDescriptor::Write(CvFileStorage* fs, const char* name)
@@ -1772,6 +1780,7 @@ namespace cv{
 
     void loadPCAFeatures(const char* path, const char* images_list, vector<IplImage*>& patches, CvSize patch_size)
     {
+#ifdef HAVE_OPENCV_HIGHGUI
         char images_filename[1024];
         sprintf(images_filename, "%s/%s", path, images_list);
         FILE *pFile = fopen(images_filename, "r");
@@ -1800,6 +1809,9 @@ namespace cv{
             cvReleaseImage(&img);
         }
         fclose(pFile);
+#else
+        CV_Error( CV_StsNotImplemented, "This method required opencv_highgui disabled in current build" );
+#endif
     }
 
     void generatePCAFeatures(const char* path, const char* img_filename, FileStorage& fs, const char* postfix,

modules/objdetect/src/datamatrix.cpp

@@ -493,7 +493,6 @@ endo: ; // end search for this o
 }
 
 #include <opencv2/imgproc/imgproc.hpp>
-#include <opencv2/highgui/highgui.hpp>
 
 namespace cv
 {