modules/python/CMakeLists.txt

   1 # ----------------------------------------------------------------------------
   2 #  CMake file for python support
   3 # ----------------------------------------------------------------------------
   4
   5 if(WIN32 AND CMAKE_BUILD_TYPE STREQUAL "Debug")
   6   ocv_module_disable(python)
   7 endif()
   8 if(ANDROID OR IOS OR NOT PYTHONLIBS_FOUND OR NOT PYTHON_USE_NUMPY)
   9   ocv_module_disable(python)
  10 endif()
  11
  12 set(the_description "The python bindings")
  13 ocv_add_module(python BINDINGS opencv_core opencv_flann opencv_imgproc opencv_video opencv_ml opencv_features2d opencv_highgui opencv_calib3d opencv_photo opencv_objdetect opencv_contrib opencv_legacy OPTIONAL opencv_nonfree)
  14
  15 add_definitions(-DPYTHON_USE_NUMPY=1)
  16
  17 ocv_module_include_directories(
  18     "${PYTHON_INCLUDE_PATH}"
  19     "${PYTHON_NUMPY_INCLUDE_DIR}"
  20     "${CMAKE_CURRENT_SOURCE_DIR}/src2"
  21     )
  22
  23
  24
  25 set(opencv_hdrs
  26     "${OPENCV_MODULE_opencv_core_LOCATION}/include/opencv2/core/core.hpp"
  27     "${OPENCV_MODULE_opencv_flann_LOCATION}/include/opencv2/flann/miniflann.hpp"
  28     "${OPENCV_MODULE_opencv_imgproc_LOCATION}/include/opencv2/imgproc/imgproc.hpp"
  29     "${OPENCV_MODULE_opencv_video_LOCATION}/include/opencv2/video/background_segm.hpp"
  30     "${OPENCV_MODULE_opencv_video_LOCATION}/include/opencv2/video/tracking.hpp"
  31     "${OPENCV_MODULE_opencv_photo_LOCATION}/include/opencv2/photo/photo.hpp"
  32     "${OPENCV_MODULE_opencv_highgui_LOCATION}/include/opencv2/highgui/highgui.hpp"
  33     "${OPENCV_MODULE_opencv_ml_LOCATION}/include/opencv2/ml/ml.hpp"
  34     "${OPENCV_MODULE_opencv_features2d_LOCATION}/include/opencv2/features2d/features2d.hpp"
  35     "${OPENCV_MODULE_opencv_calib3d_LOCATION}/include/opencv2/calib3d/calib3d.hpp"
  36     "${OPENCV_MODULE_opencv_objdetect_LOCATION}/include/opencv2/objdetect/objdetect.hpp"
  37     "${OPENCV_MODULE_opencv_contrib_LOCATION}/include/opencv2/contrib/contrib.hpp")
  38
  39 if(HAVE_opencv_nonfree)
  40   list(APPEND opencv_hdrs     "${OPENCV_MODULE_opencv_nonfree_LOCATION}/include/opencv2/nonfree/features2d.hpp"
  41                               "${OPENCV_MODULE_opencv_nonfree_LOCATION}/include/opencv2/nonfree/nonfree.hpp")
  42 endif()
  43
  44 set(cv2_generated_hdrs
  45     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_funcs.h"
  46     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_func_tab.h"
  47     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_types.h"
  48     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_type_reg.h"
  49     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_const_reg.h")
  50
  51 add_custom_command(
  52    OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/generated0.i
  53    COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src2/gen.py" "${CMAKE_CURRENT_SOURCE_DIR}/src2"
  54    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/api
  55    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/defs
  56    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/gen.py)
  57
  58 add_custom_command(
  59    OUTPUT ${cv2_generated_hdrs}
  60    COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src2/gen2.py" ${CMAKE_CURRENT_BINARY_DIR} ${opencv_hdrs}
  61    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/gen2.py
  62    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/hdr_parser.py
  63    DEPENDS ${opencv_hdrs})
  64
  65 add_library(${the_module} SHARED src2/cv2.cpp ${CMAKE_CURRENT_BINARY_DIR}/generated0.i ${cv2_generated_hdrs} src2/cv2.cv.hpp)
  66 if(PYTHON_DEBUG_LIBRARIES AND NOT PYTHON_LIBRARIES MATCHES "optimized.*debug")
  67   target_link_libraries(${the_module} debug ${PYTHON_DEBUG_LIBRARIES} optimized ${PYTHON_LIBRARIES})
  68 else()
  69   target_link_libraries(${the_module} ${PYTHON_LIBRARIES})
  70 endif()
  71 target_link_libraries(${the_module} ${OPENCV_MODULE_${the_module}_DEPS})
  72
  73 execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('SO')"
  74                 RESULT_VARIABLE PYTHON_CVPY_PROCESS
  75                 OUTPUT_VARIABLE CVPY_SUFFIX
  76                 OUTPUT_STRIP_TRAILING_WHITESPACE)
  77
  78 set_target_properties(${the_module} PROPERTIES
  79                       PREFIX ""
  80                       OUTPUT_NAME cv2
  81                       SUFFIX ${CVPY_SUFFIX})
  82
  83 if(ENABLE_SOLUTION_FOLDERS)
  84   set_target_properties(${the_module} PROPERTIES FOLDER "bindings")
  85 endif()
  86
  87 if(CMAKE_COMPILER_IS_GNUCXX AND NOT ENABLE_NOISY_WARNINGS)
  88   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-function")
  89 endif()
  90
  91 if(MSVC AND NOT ENABLE_NOISY_WARNINGS)
  92   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4100") #unreferenced formal parameter
  93   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4127") #conditional expression is constant
  94   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4505") #unreferenced local function has been removed
  95   string(REPLACE "/W4" "/W3" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
  96 endif()
  97
  98 if(MSVC AND NOT BUILD_SHARED_LIBS)
  99   set_target_properties(${the_module} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
 100 endif()
 101
 102 if(MSVC AND NOT PYTHON_DEBUG_LIBRARIES)
 103   set(PYTHON_INSTALL_CONFIGURATIONS CONFIGURATIONS Release)
 104 else()
 105   set(PYTHON_INSTALL_CONFIGURATIONS "")
 106 endif()
 107
 108 if(WIN32)
 109   set(PYTHON_INSTALL_ARCHIVE "")
 110 else()
 111   set(PYTHON_INSTALL_ARCHIVE ARCHIVE DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT python)
 112 endif()
 113
 114 if(NOT INSTALL_CREATE_DISTRIB)
 115   install(TARGETS ${the_module}
 116           ${PYTHON_INSTALL_CONFIGURATIONS}
 117           RUNTIME DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT python
 118           LIBRARY DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT python
 119           ${PYTHON_INSTALL_ARCHIVE}
 120           )
 121   install(FILES src2/cv.py ${PYTHON_INSTALL_CONFIGURATIONS} DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT python)
 122 else()
 123   if(DEFINED PYTHON_VERSION_MAJOR)
 124     set(__ver "${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}")
 125   else()
 126     set(__ver "unknown")
 127   endif()
 128   install(TARGETS ${the_module}
 129           CONFIGURATIONS Release
 130           RUNTIME DESTINATION python/${__ver}/${OpenCV_ARCH} COMPONENT python
 131           LIBRARY DESTINATION python/${__ver}/${OpenCV_ARCH} COMPONENT python
 132           )
 133 endif()