opencv/modules/python/python_loader.cmake
2020-02-20 11:10:12 +08:00

72 lines
3.4 KiB
CMake

ocv_assert(NOT OPENCV_SKIP_PYTHON_LOADER)
set(PYTHON_SOURCE_DIR "${CMAKE_CURRENT_LIST_DIR}")
if(OpenCV_FOUND)
set(__loader_path "${OpenCV_BINARY_DIR}/python_loader")
message(STATUS "OpenCV Python: during development append to PYTHONPATH: ${__loader_path}")
else()
set(__loader_path "${CMAKE_BINARY_DIR}/python_loader")
endif()
set(__python_loader_install_tmp_path "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/install/python_loader/")
if(DEFINED OPENCV_PYTHON_INSTALL_PATH)
if(IS_ABSOLUTE "${OPENCV_PYTHON_INSTALL_PATH}")
set(OpenCV_PYTHON_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/")
set(CMAKE_PYTHON_EXTENSION_INSTALL_PATH_BASE "'${CMAKE_INSTALL_PREFIX}'")
else()
file(RELATIVE_PATH OpenCV_PYTHON_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/${OPENCV_PYTHON_INSTALL_PATH}/cv2" ${CMAKE_INSTALL_PREFIX})
set(CMAKE_PYTHON_EXTENSION_INSTALL_PATH_BASE "os.path.join(LOADER_DIR, '${OpenCV_PYTHON_INSTALL_PATH_RELATIVE_CONFIGCMAKE}')")
endif()
else()
set(CMAKE_PYTHON_EXTENSION_INSTALL_PATH_BASE "os.path.join(LOADER_DIR, 'not_installed')")
endif()
set(PYTHON_LOADER_FILES
"setup.py" "cv2/__init__.py"
"cv2/load_config_py2.py" "cv2/load_config_py3.py"
)
foreach(fname ${PYTHON_LOADER_FILES})
get_filename_component(__dir "${fname}" DIRECTORY)
file(COPY "${PYTHON_SOURCE_DIR}/package/${fname}" DESTINATION "${__loader_path}/${__dir}")
if(fname STREQUAL "setup.py")
if(OPENCV_PYTHON_SETUP_PY_INSTALL_PATH)
install(FILES "${PYTHON_SOURCE_DIR}/package/${fname}" DESTINATION "${OPENCV_PYTHON_SETUP_PY_INSTALL_PATH}" COMPONENT python)
endif()
elseif(DEFINED OPENCV_PYTHON_INSTALL_PATH)
install(FILES "${PYTHON_SOURCE_DIR}/package/${fname}" DESTINATION "${OPENCV_PYTHON_INSTALL_PATH}/${__dir}" COMPONENT python)
endif()
endforeach()
if(NOT OpenCV_FOUND) # Ignore "standalone" builds of Python bindings
if(WIN32)
if(CMAKE_GENERATOR MATCHES "Visual Studio")
list(APPEND CMAKE_PYTHON_BINARIES_PATH "'${EXECUTABLE_OUTPUT_PATH}/Release'") # TODO: CMAKE_BUILD_TYPE is not defined
else()
list(APPEND CMAKE_PYTHON_BINARIES_PATH "'${EXECUTABLE_OUTPUT_PATH}'")
endif()
else()
list(APPEND CMAKE_PYTHON_BINARIES_PATH "'${LIBRARY_OUTPUT_PATH}'")
endif()
string(REPLACE ";" ",\n " CMAKE_PYTHON_BINARIES_PATH "${CMAKE_PYTHON_BINARIES_PATH}")
configure_file("${PYTHON_SOURCE_DIR}/package/template/config.py.in" "${__loader_path}/cv2/config.py" @ONLY)
# install
if(DEFINED OPENCV_PYTHON_INSTALL_PATH)
if(WIN32)
list(APPEND CMAKE_PYTHON_BINARIES_INSTALL_PATH "os.path.join(${CMAKE_PYTHON_EXTENSION_INSTALL_PATH_BASE}, '${OPENCV_BIN_INSTALL_PATH}')")
else()
list(APPEND CMAKE_PYTHON_BINARIES_INSTALL_PATH "os.path.join(${CMAKE_PYTHON_EXTENSION_INSTALL_PATH_BASE}, '${OPENCV_LIB_INSTALL_PATH}')")
endif()
set(CMAKE_PYTHON_BINARIES_PATH "${CMAKE_PYTHON_BINARIES_INSTALL_PATH}")
if (WIN32 AND HAVE_CUDA)
if (DEFINED CUDA_TOOLKIT_ROOT_DIR)
list(APPEND CMAKE_PYTHON_BINARIES_PATH "os.path.join(os.getenv('CUDA_PATH', '${CUDA_TOOLKIT_ROOT_DIR}'), 'bin')")
endif()
endif()
string(REPLACE ";" ",\n " CMAKE_PYTHON_BINARIES_PATH "${CMAKE_PYTHON_BINARIES_PATH}")
configure_file("${PYTHON_SOURCE_DIR}/package/template/config.py.in" "${__python_loader_install_tmp_path}/cv2/config.py" @ONLY)
install(FILES "${__python_loader_install_tmp_path}/cv2/config.py" DESTINATION "${OPENCV_PYTHON_INSTALL_PATH}/cv2/" COMPONENT python)
endif()
endif()