########################################################### # Find OpenCV Library # See http://sourceforge.net/projects/opencvlibrary/ #---------------------------------------------------------- # ## 1: Setup: # The following variables are optionally searched for defaults # OpenCV_DIR: Base directory of OpenCv tree to use. # ## 2: Variable # The following are set after configuration is done: # # OpenCV_FOUND # OpenCV_LIBS # OpenCV_INCLUDE_DIR # OpenCV_VERSION (OpenCV_VERSION_MAJOR, OpenCV_VERSION_MINOR, OpenCV_VERSION_PATCH) # # # Deprecated variable are used to maintain backward compatibility with # the script of Jan Woetzel (2006/09): www.mip.informatik.uni-kiel.de/~jw # OpenCV_INCLUDE_DIRS # OpenCV_LIBRARIES # OpenCV_LINK_DIRECTORIES # ## 3: Version # # 2010/04/07 Benoit Rat, Correct a bug when OpenCVConfig.cmake is not found. # 2010/03/24 Benoit Rat, Add compatibility for when OpenCVConfig.cmake is not found. # 2010/03/22 Benoit Rat, Creation of the script. # # # tested with: # - OpenCV 2.1: MinGW, MSVC2008 # - OpenCV 2.0: MinGW, MSVC2008, GCC4 # # ## 4: Licence: # # LGPL 2.1 : GNU Lesser General Public License Usage # Alternatively, this file may be used under the terms of the GNU Lesser # General Public License version 2.1 as published by the Free Software # Foundation and appearing in the file LICENSE.LGPL included in the # packaging of this file. Please review the following information to # ensure the GNU Lesser General Public License version 2.1 requirements # will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. # #---------------------------------------------------------- find_path(OpenCV_DIR "OpenCVConfig.cmake" DOC "Root directory of OpenCV") ##==================================================== ## Find OpenCV libraries ##---------------------------------------------------- if(EXISTS "${OpenCV_DIR}") #When its possible to use the Config script use it. if(EXISTS "${OpenCV_DIR}/OpenCVConfig.cmake") ## Include the standard CMake script include("${OpenCV_DIR}/OpenCVConfig.cmake") ## Search for a specific version set(CVLIB_SUFFIX "${OpenCV_VERSION_MAJOR}${OpenCV_VERSION_MINOR}${OpenCV_VERSION_PATCH}") #Otherwise it try to guess it. else(EXISTS "${OpenCV_DIR}/OpenCVConfig.cmake") set(OPENCV_LIB_COMPONENTS cxcore cv ml highgui cvaux) find_path(OpenCV_INCLUDE_DIR "cv.h" PATHS "${OpenCV_DIR}" PATH_SUFFIXES "include" "include/opencv" DOC "") if(EXISTS ${OpenCV_INCLUDE_DIR}) include_directories(${OpenCV_INCLUDE_DIR}) endif(EXISTS ${OpenCV_INCLUDE_DIR}) #Find OpenCV version by looking at cvver.h file(STRINGS ${OpenCV_INCLUDE_DIR}/cvver.h OpenCV_VERSIONS_TMP REGEX "^#define CV_[A-Z]+_VERSION[ \t]+[0-9]+$") string(REGEX REPLACE ".*#define CV_MAJOR_VERSION[ \t]+([0-9]+).*" "\\1" OpenCV_VERSION_MAJOR ${OpenCV_VERSIONS_TMP}) string(REGEX REPLACE ".*#define CV_MINOR_VERSION[ \t]+([0-9]+).*" "\\1" OpenCV_VERSION_MINOR ${OpenCV_VERSIONS_TMP}) string(REGEX REPLACE ".*#define CV_SUBMINOR_VERSION[ \t]+([0-9]+).*" "\\1" OpenCV_VERSION_PATCH ${OpenCV_VERSIONS_TMP}) set(OpenCV_VERSION ${OpenCV_VERSION_MAJOR}.${OpenCV_VERSION_MINOR}.${OpenCV_VERSION_PATCH} CACHE STRING "" FORCE) set(CVLIB_SUFFIX "${OpenCV_VERSION_MAJOR}${OpenCV_VERSION_MINOR}${OpenCV_VERSION_PATCH}") endif(EXISTS "${OpenCV_DIR}/OpenCVConfig.cmake") ## Initiate the variable before the loop set(GLOBAL OpenCV_LIBS "") set(OpenCV_FOUND_TMP true) ## Loop over each components foreach(__CVLIB ${OPENCV_LIB_COMPONENTS}) find_library(OpenCV_${__CVLIB}_LIBRARY_DEBUG NAMES "${__CVLIB}${CVLIB_SUFFIX}d" "lib${__CVLIB}${CVLIB_SUFFIX}d" PATHS "${OpenCV_DIR}/lib" NO_DEFAULT_PATH) find_library(OpenCV_${__CVLIB}_LIBRARY_RELEASE NAMES "${__CVLIB}${CVLIB_SUFFIX}" "lib${__CVLIB}${CVLIB_SUFFIX}" PATHS "${OpenCV_DIR}/lib" NO_DEFAULT_PATH) #Remove the cache value set(OpenCV_${__CVLIB}_LIBRARY "" CACHE STRING "" FORCE) #both debug/release if(OpenCV_${__CVLIB}_LIBRARY_DEBUG AND OpenCV_${__CVLIB}_LIBRARY_RELEASE) set(OpenCV_${__CVLIB}_LIBRARY debug ${OpenCV_${__CVLIB}_LIBRARY_DEBUG} optimized ${OpenCV_${__CVLIB}_LIBRARY_RELEASE} CACHE STRING "" FORCE) #only debug elseif(OpenCV_${__CVLIB}_LIBRARY_DEBUG) set(OpenCV_${__CVLIB}_LIBRARY ${OpenCV_${__CVLIB}_LIBRARY_DEBUG} CACHE STRING "" FORCE) #only release elseif(OpenCV_${__CVLIB}_LIBRARY_RELEASE) set(OpenCV_${__CVLIB}_LIBRARY ${OpenCV_${__CVLIB}_LIBRARY_RELEASE} CACHE STRING "" FORCE) #no library found else() set(OpenCV_FOUND_TMP false) endif() #Add to the general list if(OpenCV_${__CVLIB}_LIBRARY) set(OpenCV_LIBS ${OpenCV_LIBS} ${OpenCV_${__CVLIB}_LIBRARY}) endif(OpenCV_${__CVLIB}_LIBRARY) endforeach(__CVLIB) set(OpenCV_FOUND ${OpenCV_FOUND_TMP} CACHE BOOL "" FORCE) else(EXISTS "${OpenCV_DIR}") set(ERR_MSG "Please specify OpenCV directory using OpenCV_DIR env. variable") endif(EXISTS "${OpenCV_DIR}") ##==================================================== ##==================================================== ## Print message ##---------------------------------------------------- if(NOT OpenCV_FOUND) # make FIND_PACKAGE friendly if(NOT OpenCV_FIND_QUIETLY) if(OpenCV_FIND_REQUIRED) message(FATAL_ERROR "OpenCV required but some headers or libs not found. ${ERR_MSG}") else(OpenCV_FIND_REQUIRED) message(STATUS "WARNING: OpenCV was not found. ${ERR_MSG}") endif(OpenCV_FIND_REQUIRED) endif(NOT OpenCV_FIND_QUIETLY) endif(NOT OpenCV_FOUND) ##==================================================== ##==================================================== ## Backward compatibility ##---------------------------------------------------- if(OpenCV_FOUND) option(OpenCV_BACKWARD_COMPA "Add some variable to make this script compatible with the other version of FindOpenCV.cmake" false) if(OpenCV_BACKWARD_COMPA) find_path(OpenCV_INCLUDE_DIRS "cv.h" PATHS "${OpenCV_DIR}" PATH_SUFFIXES "include" "include/opencv" DOC "Include directory") find_path(OpenCV_INCLUDE_DIR "cv.h" PATHS "${OpenCV_DIR}" PATH_SUFFIXES "include" "include/opencv" DOC "Include directory") set(OpenCV_LIBRARIES "${OpenCV_LIBS}" CACHE STRING "" FORCE) endif(OpenCV_BACKWARD_COMPA) endif(OpenCV_FOUND) ##====================================================