ADD: OpenCV superbuild

CMake/External_OpenCV.cmake

+message(STATUS "Setup OpenCV...")
+
+set(proj OPENCV)
+
+set(DEFAULT_USE_SYSTEM_OPENCV OFF)
+
+option(USE_SYSTEM_OPENCV "Use a system build of OpenCV." ${DEFAULT_USE_SYSTEM_OPENCV})
+mark_as_advanced(USE_SYSTEM_OPENCV)
+
+if(USE_SYSTEM_OPENCV)
+  message(STATUS "  Using OpenCV system version")
+else()
+  set(${proj}_DEPENDENCIES)
+  set(OPENCV_SB_BUILD_DIR ${CMAKE_BINARY_DIR}/${proj}/build)
+  set(OPENCV_SB_SRC_DIR ${CMAKE_BINARY_DIR}/${proj}/src/${proj})
+  
+  ExternalProject_Add(${proj}
+    PREFIX ${proj}
+    URL "http://sourceforge.net/projects/opencvlibrary/files/opencv-unix/2.4.10/opencv-2.4.10.zip/download"
+    URL_MD5 ec63952d3a3dff965d5fdde765926821
+    BINARY_DIR ${OPENCV_SB_BUILD_DIR}
+    INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
+    CMAKE_CACHE_ARGS
+      -DCMAKE_INSTALL_PREFIX:STRING=${CMAKE_INSTALL_PREFIX}
+      -DCMAKE_BUILD_TYPE:STRING=Release
+      -DBUILD_SHARED_LIBS:BOOL=ON
+      -DBUILD_DOCS:BOOL=OFF
+      -DBUILD_EXAMPLES:BOOL=OFF
+      -DBUILD_JASPER:BOOL=OFF
+      -DBUILD_JPEG:BOOL=OFF
+      -DBUILD_OPENEXR:BOOL=OFF
+      -DBUILD_PACKAGE:BOOL=ON
+      -DBUILD_PERF_TESTS:BOOL=OFF
+      -DBUILD_PNG:BOOL=OFF
+      -DBUILD_TBB:BOOL=OFF
+      -DBUILD_TESTS:BOOL=OFF
+      -DBUILD_TIFF:BOOL=OFF
+      -DBUILD_ZLIB:BOOL=OFF
+    DEPENDS ${${proj}_DEPENDENCIES}
+    )
+  
+  message(STATUS "  Using OpenCV SuperBuild version")
+endif()