1
# - Try to find OpenCV library installation
2
# See http://sourceforge.net/projects/opencvlibrary/
4
# The following variables are optionally searched for defaults
5
# OpenCV_ROOT_DIR: Base directory of OpenCv tree to use.
6
# OpenCV_FIND_REQUIRED_COMPONENTS : FIND_PACKAGE(OpenCV COMPONENTS ..)
7
# compatible interface. typically CV CXCORE CVAUX HIGHGUI CVCAM .. etc.
9
# The following are set after configuration is done:
13
# OpenCV_LINK_DIRECTORIES
16
# OPENCV_* uppercase replaced by case sensitive OpenCV_*
17
# OPENCV_EXE_LINKER_FLAGS
18
# OPENCV_INCLUDE_DIR : replaced by plural *_DIRS
20
# 2004/05 Jan Woetzel, Friso, Daniel Grest
21
# 2006/01 complete rewrite by Jan Woetzel
22
# 1006/09 2nd rewrite introducing ROOT_DIR and PATH_SUFFIXES
23
# to handle multiple installed versions gracefully by Jan Woetzel
26
# -OpenCV 0.97 (beta5a): MSVS 7.1, gcc 3.3, gcc 4.1
27
# -OpenCV 0.99 (1.0rc1): MSVS 7.1
29
# www.mip.informatik.uni-kiel.de/~jw
30
# --------------------------------
34
# MESSAGE(STATUS "${CMAKE_CURRENT_LIST_FILE}(${CMAKE_CURRENT_LIST_LINE}):\n${_MSG}")
39
# required cv components with header and library if COMPONENTS unspecified
40
IF (NOT OpenCV_FIND_COMPONENTS)
42
SET(OpenCV_FIND_REQUIRED_COMPONENTS CV CXCORE CVAUX HIGHGUI )
44
LIST(APPEND OpenCV_FIND_REQUIRED_COMPONENTS CVCAM ) # WIN32 only actually
46
ENDIF (NOT OpenCV_FIND_COMPONENTS)
49
# typical root dirs of installations, exactly one of them is used
50
SET (OpenCV_POSSIBLE_ROOT_DIRS
52
"$ENV{OpenCV_ROOT_DIR}"
53
"$ENV{OPENCV_DIR}" # only for backward compatibility deprecated by ROOT_DIR
54
"$ENV{OPENCV_HOME}" # only for backward compatibility
55
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\Intel(R) Open Source Computer Vision Library_is1;Inno Setup: App Path]"
56
"$ENV{ProgramFiles}/OpenCV"
62
# MIP Uni Kiel /opt/net network installation
63
# get correct prefix for current gcc compiler version for gcc 3.x 4.x
64
IF (${CMAKE_COMPILER_IS_GNUCXX})
65
IF (NOT OpenCV_FIND_QUIETLY)
66
MESSAGE(STATUS "Checking GNUCXX version 3/4 to determine OpenCV /opt/net/ path")
67
ENDIF (NOT OpenCV_FIND_QUIETLY)
68
EXEC_PROGRAM(${CMAKE_CXX_COMPILER} ARGS --version OUTPUT_VARIABLE CXX_COMPILER_VERSION)
69
IF (CXX_COMPILER_VERSION MATCHES ".*3\\.[0-9].*")
71
LIST(APPEND OpenCV_POSSIBLE_ROOT_DIRS /opt/net/gcc33/OpenCV )
72
ENDIF(CXX_COMPILER_VERSION MATCHES ".*3\\.[0-9].*")
73
IF (CXX_COMPILER_VERSION MATCHES ".*4\\.[0-9].*")
75
LIST(APPEND OpenCV_POSSIBLE_ROOT_DIRS /opt/net/gcc41/OpenCV )
76
ENDIF(CXX_COMPILER_VERSION MATCHES ".*4\\.[0-9].*")
77
ENDIF (${CMAKE_COMPILER_IS_GNUCXX})
79
#DBG_MSG("DBG (OpenCV_POSSIBLE_ROOT_DIRS=${OpenCV_POSSIBLE_ROOT_DIRS}")
82
# select exactly ONE OpenCV base directory/tree
83
# to avoid mixing different version headers and libs
85
FIND_PATH(OpenCV_ROOT_DIR
87
cv/include/cv.h # windows
88
include/opencv/cv.h # linux /opt/net
91
PATHS ${OpenCV_POSSIBLE_ROOT_DIRS})
92
DBG_MSG("OpenCV_ROOT_DIR=${OpenCV_ROOT_DIR}")
95
# header include dir suffixes appended to OpenCV_ROOT_DIR
96
SET(OpenCV_INCDIR_SUFFIXES
103
otherlibs/cvcam/include
105
otherlibs/highgui/include
106
otherlibs/_graphics/include
109
# library linkdir suffixes appended to OpenCV_ROOT_DIR
110
SET(OpenCV_LIBDIR_SUFFIXES
113
otherlibs/_graphics/lib
115
#DBG_MSG("OpenCV_LIBDIR_SUFFIXES=${OpenCV_LIBDIR_SUFFIXES}")
119
# find incdir for each lib
121
FIND_PATH(OpenCV_CV_INCLUDE_DIR
123
PATHS ${OpenCV_ROOT_DIR}
124
PATH_SUFFIXES ${OpenCV_INCDIR_SUFFIXES} )
125
FIND_PATH(OpenCV_CXCORE_INCLUDE_DIR
127
PATHS ${OpenCV_ROOT_DIR}
128
PATH_SUFFIXES ${OpenCV_INCDIR_SUFFIXES} )
129
FIND_PATH(OpenCV_CVAUX_INCLUDE_DIR
131
PATHS ${OpenCV_ROOT_DIR}
132
PATH_SUFFIXES ${OpenCV_INCDIR_SUFFIXES} )
133
FIND_PATH(OpenCV_HIGHGUI_INCLUDE_DIR
135
PATHS ${OpenCV_ROOT_DIR}
136
PATH_SUFFIXES ${OpenCV_INCDIR_SUFFIXES} )
137
FIND_PATH(OpenCV_CVCAM_INCLUDE_DIR
139
PATHS ${OpenCV_ROOT_DIR}
140
PATH_SUFFIXES ${OpenCV_INCDIR_SUFFIXES} )
143
# find sbsolute path to all libraries
144
# some are optionally, some may not exist on Linux
146
FIND_LIBRARY(OpenCV_CV_LIBRARY
148
PATHS ${OpenCV_ROOT_DIR}
149
PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
150
FIND_LIBRARY(OpenCV_CVAUX_LIBRARY
152
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
153
FIND_LIBRARY(OpenCV_CVCAM_LIBRARY
155
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
156
FIND_LIBRARY(OpenCV_CVHAARTRAINING_LIBRARY
158
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
159
FIND_LIBRARY(OpenCV_CXCORE_LIBRARY
161
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
162
FIND_LIBRARY(OpenCV_CXTS_LIBRARY
164
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
165
FIND_LIBRARY(OpenCV_HIGHGUI_LIBRARY
167
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
168
FIND_LIBRARY(OpenCV_ML_LIBRARY
170
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
171
FIND_LIBRARY(OpenCV_TRS_LIBRARY
173
PATHS ${OpenCV_ROOT_DIR} PATH_SUFFIXES ${OpenCV_LIBDIR_SUFFIXES} )
178
# Logic selecting required libs and headers
181
DBG_MSG("OpenCV_FIND_REQUIRED_COMPONENTS=${OpenCV_FIND_REQUIRED_COMPONENTS}")
182
FOREACH(NAME ${OpenCV_FIND_REQUIRED_COMPONENTS} )
184
# only good if header and library both found
185
IF (OpenCV_${NAME}_INCLUDE_DIR AND OpenCV_${NAME}_LIBRARY)
186
LIST(APPEND OpenCV_INCLUDE_DIRS ${OpenCV_${NAME}_INCLUDE_DIR} )
187
LIST(APPEND OpenCV_LIBRARIES ${OpenCV_${NAME}_LIBRARY} )
188
#DBG_MSG("appending for NAME=${NAME} ${OpenCV_${NAME}_INCLUDE_DIR} and ${OpenCV_${NAME}_LIBRARY}" )
189
ELSE (OpenCV_${NAME}_INCLUDE_DIR AND OpenCV_${NAME}_LIBRARY)
190
DBG_MSG("OpenCV component NAME=${NAME} not found! "
191
"\nOpenCV_${NAME}_INCLUDE_DIR=${OpenCV_${NAME}_INCLUDE_DIR} "
192
"\nOpenCV_${NAME}_LIBRARY=${OpenCV_${NAME}_LIBRARY} ")
193
SET(OpenCV_FOUND OFF)
194
ENDIF (OpenCV_${NAME}_INCLUDE_DIR AND OpenCV_${NAME}_LIBRARY)
198
DBG_MSG("OpenCV_INCLUDE_DIRS=${OpenCV_INCLUDE_DIRS}")
199
DBG_MSG("OpenCV_LIBRARIES=${OpenCV_LIBRARIES}")
201
# get the link directory for rpath to be used with LINK_DIRECTORIES:
202
IF (OpenCV_CV_LIBRARY)
203
GET_FILENAME_COMPONENT(OpenCV_LINK_DIRECTORIES ${OpenCV_CV_LIBRARY} PATH)
204
ENDIF (OpenCV_CV_LIBRARY)
209
OpenCV_CV_INCLUDE_DIR
210
OpenCV_CXCORE_INCLUDE_DIR
211
OpenCV_CVAUX_INCLUDE_DIR
212
OpenCV_CVCAM_INCLUDE_DIR
213
OpenCV_HIGHGUI_INCLUDE_DIR
216
OpenCV_CXCORE_LIBRARY
219
OpenCV_CVHAARTRAINING_LIBRARY
221
OpenCV_HIGHGUI_LIBRARY
227
# be backward compatible:
228
SET(OPENCV_LIBRARIES ${OpenCV_LIBRARIES} )
229
SET(OPENCV_INCLUDE_DIR ${OpenCV_INCLUDE_DIRS} )
230
SET(OPENCV_FOUND ${OpenCV_FOUND})
234
# display help message
236
# make FIND_PACKAGE friendly
237
IF(NOT OpenCV_FIND_QUIETLY)
238
IF(OpenCV_FIND_REQUIRED)
240
"OpenCV required but some headers or libs not found. Please specify it's location with OpenCV_ROOT_DIR env. variable.")
241
ELSE(OpenCV_FIND_REQUIRED)
243
"ERROR: OpenCV was not found.")
244
ENDIF(OpenCV_FIND_REQUIRED)
245
ENDIF(NOT OpenCV_FIND_QUIETLY)
246
ENDIF(NOT OpenCV_FOUND)