1 # ----------------------------------------------------------------------------
2 # Root CMake file for OpenCV
4 # From the off-tree build directory, invoke:
5 # $ cmake <PATH_TO_OPENCV_ROOT>
8 # - OCT-2008: Initial version <joseluisblancoc@gmail.com>
10 # ----------------------------------------------------------------------------
12 set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
14 # it _must_ go before PROJECT(OpenCV) in order to work
15 if (NOT CMAKE_INSTALL_PREFIX)
17 set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR} CACHE INTERNAL "" FORCE)
19 set(CMAKE_INSTALL_PREFIX "/usr" CACHE INTERNAL "" FORCE)
23 set(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING "Configs" FORCE)
24 set(CMAKE_C_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
25 set(CMAKE_C_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
26 set(CMAKE_CXX_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
27 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
28 set(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
29 set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
30 set(CMAKE_MODULE_LINKER_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
31 set(CMAKE_MODULE_LINKER_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
32 set(CMAKE_SHARED_LINKER_FLAGS_MINSIZEREL "" CACHE INTERNAL "" FORCE)
33 set(CMAKE_SHARED_LINKER_FLAGS_RELWITHDEBINFO "" CACHE INTERNAL "" FORCE)
37 cmake_minimum_required(VERSION 2.4)
40 set(CMAKE_USE_RELATIVE_PATHS ON CACHE INTERNAL "" FORCE)
43 # --------------------------------------------------------------
44 # Indicate CMake 2.7 and above that we don't want to mix relative
45 # and absolute paths in linker lib lists.
46 # Run "cmake --help-policy CMP0003" for more information.
47 # --------------------------------------------------------------
48 if(COMMAND cmake_policy)
49 cmake_policy(SET CMP0003 NEW)
52 # ----------------------------------------------------------------------------
53 # Current version number:
54 # ----------------------------------------------------------------------------
55 set(OPENCV_VERSION "1.1.1")
57 string(REGEX MATCHALL "[0-9]" OPENCV_VERSION_PARTS "${OPENCV_VERSION}")
59 list(GET OPENCV_VERSION_PARTS 0 OPENCV_VERSION_MAJOR)
60 list(GET OPENCV_VERSION_PARTS 1 OPENCV_VERSION_MINOR)
61 list(GET OPENCV_VERSION_PARTS 2 OPENCV_VERSION_PATCH)
63 set(OPENCV_SOVERSION "${OPENCV_VERSION_MAJOR}.${OPENCV_VERSION_MINOR}")
67 set(OPENCV_DLLVERSION "${OPENCV_VERSION_MAJOR}${OPENCV_VERSION_MINOR}${OPENCV_VERSION_PATCH}")
68 set(OPENCV_DEBUG_POSTFIX d)
71 #set(OPENCV_DLLVERSION "${OPENCV_VERSION_MAJOR}${OPENCV_VERSION_MINOR}${OPENCV_VERSION_PATCH}")
72 set(OPENCV_DLLVERSION "")
73 set(OPENCV_DEBUG_POSTFIX)
77 # ----------------------------------------------------------------------------
78 # Variables for cvconfig.h.cmake
79 # ----------------------------------------------------------------------------
81 set(PACKAGE_BUGREPORT "opencvlibrary-devel@lists.sourceforge.net")
82 set(PACKAGE_NAME "opencv")
83 set(PACKAGE_STRING "${PACKAGE} ${OPENCV_VERSION}")
84 set(PACKAGE_TARNAME "${PACKAGE}")
85 set(PACKAGE_VERSION "${OPENCV_VERSION}")
87 # ----------------------------------------------------------------------------
88 # Autodetect if we are in a SVN repository
89 # ----------------------------------------------------------------------------
90 find_program(SVNVERSION_PATH svnversion)
91 mark_as_advanced(force SVNVERSION_PATH)
93 message(STATUS "Extracting svn version, please wait...")
94 execute_process(COMMAND ${SVNVERSION_PATH} -n ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE SVNVERSION_RESULT)
96 if(SVNVERSION_RESULT MATCHES "exported")
97 # This is NOT a svn repository:
98 set(OPENCV_SVNVERSION "")
100 set(OPENCV_SVNVERSION " svn:${SVNVERSION_RESULT}")
103 message(STATUS "SVNVERSION: ${OPENCV_SVNVERSION}")
105 # We don't have svnversion:
106 set(OPENCV_SVNVERSION "")
109 # ----------------------------------------------------------------------------
110 # Detect GNU version:
111 # ----------------------------------------------------------------------------
112 if(CMAKE_COMPILER_IS_GNUCXX)
113 execute_process(COMMAND ${CMAKE_CXX_COMPILER} --version
114 OUTPUT_VARIABLE CMAKE_OPENCV_GCC_VERSION_FULL
115 OUTPUT_STRIP_TRAILING_WHITESPACE)
117 # Typical output in CMAKE_OPENCV_GCC_VERSION_FULL: "c+//0 (whatever) 4.2.3 (...)"
118 # Look for the version number
119 string(REGEX MATCH "[0-9].[0-9].[0-9]" CMAKE_GCC_REGEX_VERSION "${CMAKE_OPENCV_GCC_VERSION_FULL}")
121 # Split the three parts:
122 string(REGEX MATCHALL "[0-9]" CMAKE_OPENCV_GCC_VERSIONS "${CMAKE_GCC_REGEX_VERSION}")
124 list(GET CMAKE_OPENCV_GCC_VERSIONS 0 CMAKE_OPENCV_GCC_VERSION_MAJOR)
125 list(GET CMAKE_OPENCV_GCC_VERSIONS 1 CMAKE_OPENCV_GCC_VERSION_MINOR)
127 set(CMAKE_OPENCV_GCC_VERSION ${CMAKE_OPENCV_GCC_VERSION_MAJOR}${CMAKE_OPENCV_GCC_VERSION_MINOR})
128 message(STATUS "Detected version of GNU GCC: ${CMAKE_OPENCV_GCC_VERSION}")
131 # ----------------------------------------------------------------------------
132 # CHECK FOR SYSTEM LIBRARIES, OPTIONS, ETC..
133 # ----------------------------------------------------------------------------
135 # Build/install (or not) some apps:
136 # ===================================================
137 set(BUILD_EXAMPLES OFF CACHE BOOL "Build all examples")
138 set(INSTALL_C_EXAMPLES OFF CACHE BOOL "Install C examples")
139 set(INSTALL_PYTHON_EXAMPLES OFF CACHE BOOL "Install Python examples")
140 set(INSTALL_OCTAVE_EXAMPLES OFF CACHE BOOL "Install Octave examples")
143 # ===================================================
144 set(BUILD_TESTS ON CACHE BOOL "Build tests")
146 # Build 3rdparty libraries under unix
147 # ===================================================
149 set(OPENCV_BUILD_3RDPARTY_LIBS TRUE CACHE BOOL "Build 3rd party libraries")
151 set(OPENCV_BUILD_3RDPARTY_LIBS FALSE CACHE BOOL "Build 3rd party libraries")
154 include(OpenCVPCHSupport.cmake REQUIRED)
157 include(OpenCVFindPkgConfig.cmake OPTIONAL)
158 include(CheckFunctionExists)
159 include(CheckIncludeFile)
162 # Default value for OPENMP:
165 # ===================================================
167 set(DEFAULT_ENABLE_OPENMP ON)
169 set(DEFAULT_ENABLE_OPENMP OFF)
172 set(ENABLE_OPENMP ${DEFAULT_ENABLE_OPENMP} CACHE BOOL "")
174 if(CMAKE_COMPILER_IS_GNUCXX)
175 set(ENABLE_PROFILING OFF CACHE BOOL "Enable profiling in the GCC compiler (Add flags: -g -pg)")
176 set(USE_OMIT_FRAME_POINTER ON CACHE BOOL "Enable -fomit-frame-pointer for GCC")
177 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES arm*)
178 # We can use only -O2 because the -O3 causes gcc crash
179 set(USE_O2 ON CACHE BOOL "Enable -O2 for GCC")
180 set(USE_FAST_MATH ON CACHE BOOL "Enable -ffast-math for GCC")
182 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES amd64*)
183 set(USE_O3 ON CACHE BOOL "Enable -O3 for GCC")
184 set(USE_FAST_MATH ON CACHE BOOL "Enable -ffast-math for GCC")
185 set(USE_MMX ON CACHE BOOL "Enable MMX for GCC")
186 set(USE_SSE ON CACHE BOOL "Enable SSE for GCC")
187 set(USE_SSE2 ON CACHE BOOL "Enable SSE2 for GCC")
188 set(USE_SSE3 ON CACHE BOOL "Enable SSE3 for GCC")
190 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES x86_64*)
191 set(USE_O3 ON CACHE BOOL "Enable -O3 for GCC")
192 set(USE_FAST_MATH ON CACHE BOOL "Enable -ffast-math for GCC")
193 set(USE_MMX ON CACHE BOOL "Enable MMX for GCC")
194 set(USE_SSE ON CACHE BOOL "Enable SSE for GCC")
195 set(USE_SSE2 ON CACHE BOOL "Enable SSE2 for GCC")
196 set(USE_SSE3 ON CACHE BOOL "Enable SSE3 for GCC")
198 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES powerpc*)
199 set(USE_O3 ON CACHE BOOL "Enable -O3 for GCC")
200 set(USE_POWERPC ON CACHE BOOL "Enable PowerPC for GCC")
202 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES i686*)
203 set(USE_O3 ON CACHE BOOL "Enable -O3 for GCC")
204 set(USE_FAST_MATH ON CACHE BOOL "Enable -ffast-math for GCC")
205 set(USE_MMX ON CACHE BOOL "Enable MMX for GCC")
206 set(USE_SSE OFF CACHE BOOL "Enable SSE for GCC")
207 set(USE_SSE2 OFF CACHE BOOL "Enable SSE2 for GCC")
208 set(USE_SSE3 OFF CACHE BOOL "Enable SSE3 for GCC")
209 # SSE/SSE2 might probably be not available for some old AMD or VIA processors
211 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES x86)
212 set(USE_O3 ON CACHE BOOL "Enable -O3 for GCC")
213 set(USE_FAST_MATH ON CACHE BOOL "Enable -ffast-math for GCC")
214 set(USE_MMX ON CACHE BOOL "Enable MMX for GCC")
215 set(USE_SSE OFF CACHE BOOL "Enable SSE for GCC")
216 set(USE_SSE2 OFF CACHE BOOL "Enable SSE2 for GCC")
217 set(USE_SSE3 OFF CACHE BOOL "Enable SSE3 for GCC")
218 # SSE/SSE2 might probably be not available for some old AMD or VIA processors
222 # allow fine grained control over which libraries not to link, even if
223 # they are available on the system
224 # ====================================================================
226 set(WITH_PNG ON CACHE BOOL "Include PNG support")
227 set(WITH_JPEG ON CACHE BOOL "Include JPEG support")
228 set(WITH_JASPER ON CACHE BOOL "Include JPEG2K support")
229 set(WITH_TIFF ON CACHE BOOL "Include TIFF support")
230 set(WITH_FFMPEG ON CACHE BOOL "Include FFMPEG support")
231 set(WITH_UNICAP ON CACHE BOOL "Include Unicap support")
232 set(WITH_GTK ON CACHE BOOL "Include GTK support")
233 set(WITH_GSTREAMER ON CACHE BOOL "Include Gstreamer support")
234 set(WITH_1394 ON CACHE BOOL "Include IEEE1394 support")
235 set(WITH_V4L ON CACHE BOOL "Include Video 4 Linux support")
236 set(WITH_XINE ON CACHE BOOL "Include Xine support")
239 # ===================================================
240 # Macros that checks if module have been installed.
241 # After it adds module to build and define
242 # constants passed as second arg
243 # ===================================================
245 macro(CHECK_MODULE module_name define)
248 set(ALIAS ALIASOF_${module_name})
249 set(ALIAS_FOUND ${ALIAS}_FOUND)
250 set(ALIAS_INCLUDE_DIRS ${ALIAS}_INCLUDE_DIRS)
251 set(ALIAS_LIBRARY_DIRS ${ALIAS}_LIBRARY_DIRS)
252 set(ALIAS_LIBRARIES ${ALIAS}_LIBRARIES)
254 PKG_CHECK_MODULES(${ALIAS} ${module_name})
258 foreach(P "${ALIAS_INCLUDE_DIRS}")
260 list(APPEND HIGHGUI_INCLUDE_DIRS ${${P}})
264 foreach(P "${ALIAS_LIBRARY_DIRS}")
266 list(APPEND HIGHGUI_LIBRARY_DIRS ${${P}})
270 list(APPEND HIGHGUI_LIBRARIES ${${ALIAS_LIBRARIES}})
278 CHECK_MODULE(gtk+-2.0 HAVE_GTK)
279 CHECK_MODULE(gthread-2.0 HAVE_GTHREAD)
282 set(HAVE_GTHREAD FALSE)
285 CHECK_MODULE(gstreamer-base-0.10 HAVE_GSTREAMER)
287 set(HAVE_GSTREAMER FALSE)
292 CHECK_MODULE(libunicap HAVE_UNICAP_)
293 CHECK_MODULE(libucil HAVE_UNICAP_UCIL)
294 if(HAVE_UNICAP_ AND HAVE_UNICAP_UCIL)
298 set(HAVE_UNICAP FALSE)
302 CHECK_MODULE(libavcodec HAVE_FFMPEG_CODEC)
303 CHECK_MODULE(libavformat HAVE_FFMPEG_FORMAT)
304 CHECK_MODULE(libavutil HAVE_FFMPEG_UTIL)
305 CHECK_MODULE(libswscale HAVE_FFMPEG_SWSCALE)
306 CHECK_INCLUDE_FILE(libavformat/avformat.h HAVE_GENTOO_FFMPEG)
307 if(NOT HAVE_GENTOO_FFMPEG)
308 if(EXISTS /usr/include/ffmpeg/libavformat/avformat.h)
309 set(HAVE_GENTOO_FFMPEG 1)
312 if(HAVE_FFMPEG_CODEC AND HAVE_FFMPEG_FORMAT AND HAVE_FFMPEG_UTIL)
316 set(HAVE_FFMPEG FALSE)
320 CHECK_MODULE(libdc1394-2 HAVE_DC1394_2)
321 if(NOT HAVE_DC1394_2)
322 CHECK_MODULE(libdc1394 HAVE_DC1394)
325 set(HAVE_DC1394_2 FALSE)
326 set(HAVE_DC1394 FALSE)
330 CHECK_INCLUDE_FILE(alloca.h HAVE_ALLOCA_H)
331 CHECK_FUNCTION_EXISTS(alloca HAVE_ALLOCA)
332 CHECK_INCLUDE_FILE(unistd.h HAVE_UNISTD_H)
333 CHECK_INCLUDE_FILE(pthread.h HAVE_LIBPTHREAD)
336 CHECK_MODULE(libxine HAVE_XINE)
341 CHECK_MODULE(libv4l1 HAVE_LIBV4L)
342 CHECK_INCLUDE_FILE(linux/videodev.h HAVE_CAMV4L)
343 CHECK_INCLUDE_FILE(linux/videodev2.h HAVE_CAMV4L2)
345 set(HAVE_LIBV4L FALSE)
346 set(HAVE_CAMV4L FALSE)
347 set(HAVE_CAMV4L2 FALSE)
350 if(NOT OPENCV_BUILD_3RDPARTY_LIBS)
354 CHECK_INCLUDE_FILE(${PNG_PNG_INCLUDE_DIR}/png.h HAVE_PNG_H)
355 CHECK_INCLUDE_FILE(${PNG_PNG_INCLUDE_DIR}/libpng/png.h HAVE_LIBPNG_PNG_H)
363 set(TIFF_FOUND FALSE)
368 set(JASPER_FOUND FALSE)
373 set(JPEG_FOUND FALSE)
377 if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
378 set(OPENCV_LINKER_LIBS m pthread)
380 set(OPENCV_LINKER_LIBS dl m pthread rt)
383 add_definitions(-DHAVE_ALLOCA -DHAVE_ALLOCA_H -DHAVE_LIBPTHREAD -DHAVE_UNISTD_H)
387 set(BUILD_PYTHON_SUPPORT OFF CACHE BOOL "Build with Python support")
388 set(BUILD_OCTAVE_SUPPORT OFF CACHE BOOL "Build with Octave support")
393 find_package(PythonInterp)
394 find_package(PythonLibs)
396 # cmake 2.4 (at least on Ubuntu 8.04 (hardy)) don't define PYTHONLIBS_FOUND
397 if(NOT PYTHONLIBS_FOUND AND PYTHON_INCLUDE_PATH)
398 set(PYTHONLIBS_FOUND ON)
399 endif(NOT PYTHONLIBS_FOUND AND PYTHON_INCLUDE_PATH)
401 # Build with python if installed:
402 # ===================================================
403 if(PYTHONLIBS_FOUND AND BUILD_PYTHON_SUPPORT)
404 execute_process(COMMAND ${PYTHON_EXECUTABLE} --version
405 ERROR_VARIABLE PYTHON_VERSION_FULL
406 OUTPUT_STRIP_TRAILING_WHITESPACE)
408 string(REGEX MATCH "[0-9].[0-9]" PYTHON_VERSION_MAJOR_MINOR "${PYTHON_VERSION_FULL}")
410 set(PYTHON_PLUGIN_INSTALL_PATH lib/python${PYTHON_VERSION_MAJOR_MINOR}/site-packages/opencv)
413 get_filename_component(PYTHON_PATH "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Python\\PythonCore\\${PYTHON_VERSION_MAJOR_MINOR}\\InstallPath]" ABSOLUTE CACHE)
414 set(PYTHON_PLUGIN_INSTALL_PATH "${PYTHON_PATH}/Lib/site-packages/opencv")
423 foreach(v "6.1" "6.0" "5.3" "5.2" "5.1")
425 find_path(IPP_PATH "ippi-${v}.dll"
426 PATHS ${CMAKE_PROGRAM_PATH} ${CMAKE_SYSTEM_PROGRAM_PATH}
427 DOC "The path to IPP DLLs")
429 file(GLOB IPP_HDRS "${IPP_PATH}/../include")
437 message(STATUS "IPP detected: ${IPP_FOUND}")
438 set(USE_IPP ${IPP_FOUND} CACHE BOOL "Use IPP when available")
440 if(IPP_FOUND AND USE_IPP)
441 add_definitions(-DHAVE_IPP)
442 include_directories("${IPP_PATH}/../include")
443 link_directories("${IPP_PATH}/../lib")
444 set(IPP_LIBS ippsmerged.lib ippsemerged.lib ippimerged.lib ippiemerged.lib
445 ippvmmerged.lib ippvmemerged.lib ippccmerged.lib ippccemerged.lib
446 ippcvmerged.lib ippcvemerged.lib ippcorel.lib)
451 if(UNIX OR APPLE OR ${CMAKE_GENERATOR} MATCHES "MSYS Makefiles")
452 set(BUILD_LATEX_DOCS OFF CACHE BOOL "Build LaTeX OpenCV Documentation")
455 # ----------------------------------------------------------------------------
456 # UPDATE CONFIG FILES & SCRIPTS:
458 # CONFIGURE_FILE(InputFile OutputFile [COPYONLY] [ESCAPE_QUOTES] [@ONLY])
459 # If @ONLY is specified, only variables of the form @VAR@ will be
460 # replaces and ${VAR} will be ignored.
462 # A directory will be created for each platform so the "cvconfig.h" file is
463 # not overwritten if cmake generates code in the same path.
464 # ----------------------------------------------------------------------------
465 add_definitions(-DHAVE_CONFIG_H)
467 set(OPENCV_CONFIG_FILE_INCLUDE_DIR "${CMAKE_BINARY_DIR}/" CACHE PATH "Where to create the platform-dependant cvconfig.h")
469 message(STATUS "Parsing 'cvconfig.h.cmake'")
470 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cvconfig.h.cmake" "${OPENCV_CONFIG_FILE_INCLUDE_DIR}/cvconfig.h")
472 # ---------------------------------------------------------------------------
473 # The C+//0 include & link directories:
474 # ---------------------------------------------------------------------------
475 include_directories("."
476 "${OPENCV_CONFIG_FILE_INCLUDE_DIR}"
477 "${CMAKE_CURRENT_SOURCE_DIR}/include"
478 "${CMAKE_CURRENT_SOURCE_DIR}/include/opencv"
481 # ----------------------------------------------------------------------------
482 # Set the maximum level of warnings:
483 # ----------------------------------------------------------------------------
484 # Should be set to true for development
485 set(OPENCV_WARNINGS_ARE_ERRORS OFF CACHE BOOL "Treat warnings as errors")
487 # Whole program optimization?
488 set(OPENCV_WHOLE_PROGRAM_OPTIMIZATION OFF CACHE BOOL "Flags for whole program optimization.")
490 set(EXTRA_C_FLAGS "")
491 set(EXTRA_C_FLAGS_RELEASE "")
492 set(EXTRA_C_FLAGS_DEBUG "")
493 set(EXTRA_EXE_LINKER_FLAGS "")
494 set(EXTRA_EXE_LINKER_FLAGS_RELEASE "")
495 set(EXTRA_EXE_LINKER_FLAGS_DEBUG "")
498 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS")
499 # 64-bit portability warnings, in MSVC8
501 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} /Wp64")
504 set(EXTRA_EXE_LINKER_FLAGS_RELEASE "${EXTRA_EXE_LINKER_FLAGS_RELEASE} /debug")
506 # Whole program optimization
507 if(OPENCV_WHOLE_PROGRAM_OPTIMIZATION AND MSVC_VERSION GREATER 1300)
508 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /GL")
509 set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
510 set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
514 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /openmp")
517 # Remove unreferenced functions: function level linking
518 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} /Gy")
519 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} /Zi")
522 if(CMAKE_COMPILER_IS_GNUCXX)
523 # High level of warnings.
524 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wall")
526 # The -Wno-long-long is required in 64bit systems when including sytem headers.
527 if(${CMAKE_SYSTEM_PROCESSOR} MATCHES amd64* OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES x86_64*)
528 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-long-long")
533 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -pthread")
536 if(OPENCV_WARNINGS_ARE_ERRORS)
537 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Werror")
540 # Whole program optimization
541 if(OPENCV_WHOLE_PROGRAM_OPTIMIZATION)
542 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -fwhole-program --combine")
545 # Other optimizations
546 if(USE_OMIT_FRAME_POINTER)
547 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -fomit-frame-pointer")
550 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -O2")
553 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -O3")
556 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -ffast-math")
559 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -mcpu=G3 -mtune=G5")
562 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -mmmx")
564 # SSE should be disabled under MingW because it generates compiler errors
566 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -msse")
568 # SSE2 should be disabled under MingW because it generates compiler errors
570 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -msse2")
572 # SSE3 should be disabled under MingW because it generates compiler errors
573 if(USE_SSE3 AND NOT MINGW)
574 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -msse3")
579 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -pg -g")
581 # Remove unreferenced functions: function level linking
583 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -ffunction-sections")
589 set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -D_GLIBCXX_PARALLEL -fopenmp")
592 set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE} -DNDEBUG")
593 set(EXTRA_C_FLAGS_DEBUG "${EXTRA_C_FLAGS_DEBUG} -O0 -DDEBUG -D_DEBUG")
597 # Add user supplied extra options (optimization, etc...)
598 # ==========================================================
599 set(OPENCV_EXTRA_C_FLAGS ${EXTRA_C_FLAGS} CACHE STRING "Extra compiler options")
600 set(OPENCV_EXTRA_C_FLAGS_RELEASE ${EXTRA_C_FLAGS_RELEASE} CACHE STRING "Extra compiler options for Release build")
601 set(OPENCV_EXTRA_C_FLAGS_DEBUG ${EXTRA_C_FLAGS_DEBUG} CACHE STRING "Extra compiler options for Debug build")
602 set(OPENCV_EXTRA_EXE_LINKER_FLAGS ${EXTRA_EXE_LINKER_FLAGS} CACHE STRING "Extra linker flags" FORCE)
603 set(OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE ${EXTRA_EXE_LINKER_FLAGS_RELEASE} CACHE STRING "Extra linker flags for Release build" FORCE)
604 set(OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG ${EXTRA_EXE_LINKER_FLAGS_DEBUG} CACHE STRING "Extra linker flags for Debug build" FORCE)
606 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OPENCV_EXTRA_C_FLAGS}")
607 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OPENCV_EXTRA_C_FLAGS}")
608 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${OPENCV_EXTRA_C_FLAGS_RELEASE}")
609 set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${OPENCV_EXTRA_C_FLAGS_RELEASE}")
610 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${OPENCV_EXTRA_C_FLAGS_DEBUG}")
611 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${OPENCV_EXTRA_C_FLAGS_DEBUG}")
612 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OPENCV_EXTRA_EXE_LINKER_FLAGS}")
613 set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${OPENCV_EXTRA_EXE_LINKER_FLAGS_RELEASE}")
614 set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${OPENCV_EXTRA_EXE_LINKER_FLAGS_DEBUG}")
616 # In case of Makefiles if the user does not setup CMAKE_BUILD_TYPE, assume it's Release:
617 if (${CMAKE_GENERATOR} MATCHES ".*Makefiles")
618 if("${CMAKE_BUILD_TYPE}" STREQUAL "")
619 set(CMAKE_BUILD_TYPE Release)
624 # avoid warnings from MSVC about overriding the /W* option
625 # we replace /W3 with /W4 only for C++ files,
626 # since all the 3rd-party libraries OpenCV uses are in C,
627 # and we do not care about their warnings.
628 string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
629 string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
630 string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
633 if("${CMAKE_CONFIGURE_LDFLAGS}")
634 set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_CONFIGURE_LDFLAGS}")
635 endif("${CMAKE_CONFIGURE_LDFLAGS}")
637 # ----------------------------------------------------------------------------
638 # PROCESS SUBDIRECTORIES:
639 # ----------------------------------------------------------------------------
640 # Save libs and executables in the same place
641 set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib CACHE PATH "Output directory for libraries" )
642 set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin CACHE PATH "Output directory for applications" )
645 set(OPENCV_DOC_INSTALL_PATH doc)
647 set(OPENCV_DOC_INSTALL_PATH share/opencv/doc)
650 #-----------------------------------
652 #-----------------------------------
653 add_subdirectory(src)
654 add_subdirectory(apps)
655 add_subdirectory(doc)
656 add_subdirectory(data)
658 if(BUILD_EXAMPLES OR INSTALL_PYTHON_EXAMPLES OR INSTALL_OCTAVE_EXAMPLES)
659 add_subdirectory(samples)
664 add_subdirectory(tests)
667 add_subdirectory(interfaces)
668 add_subdirectory(3rdparty)
671 include(OpenCVFindLATEX.cmake REQUIRED)
672 if(PDFLATEX_COMPILER)
673 message(STATUS "PDF LaTeX found!")
674 add_subdirectory(doc2)
678 # --------------------------------------------------------------------------------------------
679 # Installation for CMake Module: OpenCVConfig.cmake
680 # Part 1/3: ${BIN_DIR}/OpenCVConfig.cmake -> For use *without* "make install"
681 # Part 2/3: ${BIN_DIR}/unix-install/OpenCVConfig.cmake -> For use with "make install"
682 # Part 3/3: ${BIN_DIR}/win-install/OpenCVConfig.cmake -> For use within binary installers/packages
683 # -------------------------------------------------------------------------------------------
685 # -------------------------------------------------------------------------------------------
686 # Part 1/2: ${BIN_DIR}/OpenCVConfig.cmake -> For use *without* "make install"
687 # -------------------------------------------------------------------------------------------
689 # Name of libraries is: libcv.so.1.1.0, etc...
690 # OPENCV_DLLVERSION must be set to "110", etc..
691 # Already done above.
693 # Set CMAKE_INCLUDE_DIRS_CONFIGCMAKE to the list of include directories:
694 set(CMAKE_INCLUDE_DIRS_CONFIGCMAKE)
695 list(APPEND CMAKE_INCLUDE_DIRS_CONFIGCMAKE "${OPENCV_CONFIG_FILE_INCLUDE_DIR}")
696 list(APPEND CMAKE_INCLUDE_DIRS_CONFIGCMAKE "${CMAKE_CURRENT_SOURCE_DIR}/include")
697 list(APPEND CMAKE_INCLUDE_DIRS_CONFIGCMAKE "${CMAKE_CURRENT_SOURCE_DIR}/include/opencv")
699 set(CMAKE_LIB_DIRS_CONFIGCMAKE ${LIBRARY_OUTPUT_PATH})
701 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/OpenCVConfig.cmake.in" "${CMAKE_BINARY_DIR}/OpenCVConfig.cmake" IMMEDIATE @ONLY)
703 # --------------------------------------------------------------------------------------------
704 # Part 2/2: ${BIN_DIR}/unix-install/OpenCVConfig.cmake -> For use *with* "make install"
705 # -------------------------------------------------------------------------------------------
706 # Set CMAKE_INCLUDE_DIRS_CONFIGCMAKE to the list of include directories:
708 set(CMAKE_INCLUDE_DIRS_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/include/opencv")
709 set(CMAKE_LIB_DIRS_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/lib")
711 #exec_program(${CMAKE_COMMAND} ARGS "-E make_directory \"${CMAKE_BINARY_DIR}/unix-install/\"")
712 exec_program(mkdir ARGS "-p \"${CMAKE_BINARY_DIR}/unix-install/\"")
713 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/OpenCVConfig.cmake.in" "${CMAKE_BINARY_DIR}/unix-install/OpenCVConfig.cmake" IMMEDIATE @ONLY)
716 # For a command "FIND_PACKAGE(FOO)", CMake will look at the directory /usr/share|lib/FOO/FOOConfig.cmake, so:
717 install(FILES ${CMAKE_BINARY_DIR}/unix-install/OpenCVConfig.cmake DESTINATION ${CMAKE_INSTALL_PREFIX}/share/opencv/)
720 # --------------------------------------------------------------------------------------------
721 # Part 3/3: ${BIN_DIR}/win-install/OpenCVConfig.cmake -> For use within binary installers/packages
722 # -------------------------------------------------------------------------------------------
724 # Set CMAKE_INCLUDE_DIRS_CONFIGCMAKE to the list of include directories:
726 # This will expand to, for example, <program files>/OpenCV 1.1.0/include
727 set(CMAKE_INCLUDE_DIRS_CONFIGCMAKE "\"\${THIS_OPENCV_CONFIG_PATH}/include\" \"\${THIS_OPENCV_CONFIG_PATH}/include/opencv\"")
729 # This will expand to, for example, <program files>/OpenCV 1.1.0/lib
730 set(CMAKE_LIB_DIRS_CONFIGCMAKE "\"\${THIS_OPENCV_CONFIG_PATH}/lib\"")
732 #exec_program(${CMAKE_COMMAND} ARGS "-E make_directory \"${CMAKE_BINARY_DIR}/win-install/\"")
733 exec_program(mkdir ARGS "-p \"${CMAKE_BINARY_DIR}/win-install/\"")
734 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/OpenCVConfig.cmake.in" "${CMAKE_BINARY_DIR}/win-install/OpenCVConfig.cmake" IMMEDIATE @ONLY)
738 # --------------------------------------------------------------------------------------------
739 # Part 2/2: ${BIN_DIR}/unix-install/opencv.pc -> For use *with* "make install"
741 # exec_prefix=${prefix}
742 # libdir=${exec_prefix}/lib
743 # includedir=${prefix}/include/opencv
744 # -------------------------------------------------------------------------------------------
745 set(prefix ${CMAKE_INSTALL_PREFIX})
746 set(exec_prefix "\${prefix}")
747 set(libdir "\${exec_prefix}/lib")
748 set(includedir "\${prefix}/include")
749 set(VERSION ${OPENCV_VERSION})
751 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/opencv.pc.cmake.in" "${CMAKE_BINARY_DIR}/unix-install/opencv.pc" @ONLY IMMEDIATE)
754 install(FILES ${CMAKE_BINARY_DIR}/unix-install/opencv.pc DESTINATION lib/pkgconfig)
758 # ----------------------------------------------------------------------------
759 # Uninstall target, for "make uninstall"
760 # ----------------------------------------------------------------------------
762 "${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
763 "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
766 ADD_CUSTOM_TARGET(uninstall
767 "${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")
770 # Make sure the system libraries are also copied when doing an "INSTALL":
771 # ----------------------------------------------------------------------------
772 include(InstallRequiredSystemLibraries)
775 # ----------------------------------------------------------------------------
777 # ----------------------------------------------------------------------------
779 option(BUILD_PACKAGE "Build a installer with the SDK")
785 ${CMAKE_BINARY_DIR}/.cpack/Package.cmake
798 DESTINATION ${OPENCV_DOC_INSTALL_PATH}
803 # Add the "win-install/OpenCVConfig.cmake" file to the "dev" install component
805 "${CMAKE_BINARY_DIR}/win-install/OpenCVConfig.cmake"
810 # Add debug libs to "dev" install component
811 file(GLOB EXTRA_LIBS_TO_INSTALL "${CMAKE_BINARY_DIR}/lib/Debug/*.lib")
813 ${EXTRA_LIBS_TO_INSTALL}
817 # Add debug DLLs to "dev" install component
818 file(GLOB EXTRA_DLLS_TO_INSTALL "${CMAKE_BINARY_DIR}/bin/Debug/*.dll")
820 ${EXTRA_DLLS_TO_INSTALL}
826 include(${CMAKE_BINARY_DIR}/.cpack/Package.cmake)
830 # ----------------------------------------------------------------------------
832 # ----------------------------------------------------------------------------
834 message(STATUS "General configuration for opencv ${OPENCV_VERSION} =====================================")
836 message(STATUS " Compiler: ${CMAKE_COMPILER}")
837 message(STATUS " C++ flags (Release): ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE}")
838 message(STATUS " C++ flags (Debug): ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_DEBUG}")
840 message(STATUS " Linker flags (Release): ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
841 message(STATUS " Linker flags (Debug): ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_DEBUG}")
843 message(STATUS " Linker flags (Release): ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_RELEASE}")
844 message(STATUS " Linker flags (Debug): ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_DEBUG}")
850 message(STATUS " GUI: ")
851 message(STATUS " GTK+ 2.x: ${HAVE_GTK}")
852 message(STATUS " GThread: ${HAVE_GTHREAD}")
854 if(NOT OPENCV_BUILD_3RDPARTY_LIBS)
855 message(STATUS " Image I/O: ")
856 message(STATUS " JPEG: ${JPEG_FOUND}")
857 message(STATUS " PNG: ${PNG_FOUND}")
858 message(STATUS " TIFF: ${TIFF_FOUND}")
859 message(STATUS " JASPER: ${JASPER_FOUND}")
861 message(STATUS " Image I/O: ")
862 message(STATUS " JPEG: build")
863 message(STATUS " PNG: build")
864 message(STATUS " TIFF: build")
865 message(STATUS " JASPER: build")
869 message(STATUS " Video I/O: ")
870 message(STATUS " DC1394 1.x: ${HAVE_DC1394}")
871 message(STATUS " DC1394 2.x: ${HAVE_DC1394_2}")
872 message(STATUS " FFMPEG: ${HAVE_FFMPEG}")
873 message(STATUS " codec: ${HAVE_FFMPEG_CODEC}")
874 message(STATUS " format: ${HAVE_FFMPEG_FORMAT}")
875 message(STATUS " util: ${HAVE_FFMPEG_UTIL}")
876 message(STATUS " gentoo-style: ${HAVE_GENTOO_FFMPEG}")
877 message(STATUS " GStreamer: ${HAVE_GSTREAMER}")
878 message(STATUS " UniCap: ${HAVE_UNICAP}")
880 message(STATUS " V4L/V4L2: Using libv4l")
882 message(STATUS " V4L/V4L2: ${HAVE_CAMV4L}/${HAVE_CAMV4L2}")
884 message(STATUS " Xine: ${HAVE_XINE}")
887 message(STATUS " Interfaces: ")
888 if(PYTHONLIBS_FOUND AND BUILD_PYTHON_SUPPORT)
889 message(STATUS " Python: 1")
891 message(STATUS " Python: 0")
893 if(IPP_FOUND AND USE_IPP)
894 message(STATUS " Use IPP: 1")
896 message(STATUS " Use IPP: 0")
898 if(BUILD_LATEX_DOCS AND PDFLATEX_COMPILER)
899 message(STATUS " Build Documentation 1")
901 message(STATUS " Build Documentation 0")
904 message(STATUS " Install path: ${CMAKE_INSTALL_PREFIX}")
906 message(STATUS " cvconfig.h is in: ${OPENCV_CONFIG_FILE_INCLUDE_DIR}")
907 message(STATUS "-----------------------------------------------------------------")
910 #----------------------------------------------------------------------------
911 # Generate the OpenCVConfig.cmake file for unix
912 # installation in CMAKE_INSTALL_PREFIX
913 #----------------------------------------------------------------------------