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set(MODULE_NAME "python_bindings_generator")
set(OPENCV_MODULE_IS_PART_OF_WORLD FALSE)
ocv_add_module(${MODULE_NAME} INTERNAL)
set(OPENCV_PYTHON_SIGNATURES_FILE "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_signatures.json" CACHE INTERNAL "")
set(OPENCV_PYTHON_BINDINGS_DIR "${CMAKE_CURRENT_BINARY_DIR}" CACHE INTERNAL "")
# This file is included from a subdirectory
set(PYTHON_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../")
if(NOT OPENCV_SKIP_PYTHON_LOADER)
include("${PYTHON_SOURCE_DIR}/python_loader.cmake")
endif()
# get list of modules to wrap
set(OPENCV_PYTHON_MODULES)
foreach(m ${OPENCV_MODULES_BUILD})
if (";${OPENCV_MODULE_${m}_WRAPPERS};" MATCHES ";python;" AND HAVE_${m})
list(APPEND OPENCV_PYTHON_MODULES ${m})
#message(STATUS "\t${m}")
endif()
endforeach()
set(opencv_hdrs "")
set(opencv_userdef_hdrs "")
foreach(m ${OPENCV_PYTHON_MODULES})
foreach (hdr ${OPENCV_MODULE_${m}_HEADERS})
ocv_is_subdir(is_sub "${OPENCV_MODULE_${m}_LOCATION}/include" "${hdr}")
if(is_sub)
list(APPEND opencv_hdrs "${hdr}")
endif()
endforeach()
# both wrapping and C++ implementation
file(GLOB hdr2 ${OPENCV_MODULE_${m}_LOCATION}/misc/python/python_*.hpp)
list(SORT hdr2)
list(APPEND opencv_hdrs ${hdr2})
list(APPEND opencv_userdef_hdrs ${hdr2})
file(GLOB hdr ${OPENCV_MODULE_${m}_LOCATION}/misc/python/shadow*.hpp)
list(SORT hdr)
list(APPEND opencv_hdrs ${hdr})
file(GLOB userdef_hdrs ${OPENCV_MODULE_${m}_LOCATION}/misc/python/pyopencv*.hpp)
list(SORT userdef_hdrs)
list(APPEND opencv_userdef_hdrs ${userdef_hdrs})
endforeach(m)
# header blacklist
ocv_list_filterout(opencv_hdrs "modules/.*\\\\.h$")
ocv_list_filterout(opencv_hdrs "modules/core/.*/cuda/")
ocv_list_filterout(opencv_hdrs "modules/core/.*/hal/")
ocv_list_filterout(opencv_hdrs "modules/core/.*/opencl/")
ocv_list_filterout(opencv_hdrs "modules/.+/utils/.*")
ocv_list_filterout(opencv_hdrs "modules/.*\\\\.inl\\\\.h*")
ocv_list_filterout(opencv_hdrs "modules/.*_inl\\\\.h*")
ocv_list_filterout(opencv_hdrs "modules/.*\\\\.details\\\\.h*")
ocv_list_filterout(opencv_hdrs "modules/.*\\\\.private\\\\.h*")
ocv_list_filterout(opencv_hdrs "modules/.*/private\\\\.h*")
ocv_list_filterout(opencv_hdrs "modules/.*/legacy/.*")
ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker\\\\.hpp") # Conditional compilation
if(NOT HAVE_CUDA)
ocv_list_filterout(opencv_hdrs "modules/cuda.*")
ocv_list_filterout(opencv_hdrs "modules/cudev")
endif()
set(cv2_generated_files
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_enums.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_funcs.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_include.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_modules.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_modules_content.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_types.h"
"${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_types_content.h"
"${OPENCV_PYTHON_SIGNATURES_FILE}"
)
string(REPLACE ";" "\n" opencv_hdrs_ "${opencv_hdrs}")
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${opencv_hdrs_}")
file(GLOB_RECURSE typing_stubs_generation_files "${PYTHON_SOURCE_DIR}/src2/typing_stubs_generation/*.py")
add_custom_command(
OUTPUT ${cv2_generated_files}
COMMAND "${PYTHON_DEFAULT_EXECUTABLE}" "${PYTHON_SOURCE_DIR}/src2/gen2.py" "${CMAKE_CURRENT_BINARY_DIR}" "${CMAKE_CURRENT_BINARY_DIR}/headers.txt"
DEPENDS "${PYTHON_SOURCE_DIR}/src2/gen2.py"
"${PYTHON_SOURCE_DIR}/src2/hdr_parser.py"
"${typing_stubs_generation_files}"
"${PYTHON_SOURCE_DIR}/src2/typing_stubs_generator.py"
# not a real build dependency (file(WRITE) result): ${CMAKE_CURRENT_BINARY_DIR}/headers.txt
${opencv_hdrs}
COMMENT "Generate files for Python bindings and documentation"
)
add_custom_target(gen_opencv_python_source DEPENDS ${cv2_generated_files})
if(TARGET copy_opencv_typing_stubs)
add_dependencies(copy_opencv_typing_stubs gen_opencv_python_source)
endif()
set(cv2_custom_hdr "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_custom_headers.h")
set(cv2_custom_hdr_str "//user-defined headers\n")
foreach(uh ${opencv_userdef_hdrs})
set(cv2_custom_hdr_str "${cv2_custom_hdr_str}#include \"${uh}\"\n")
endforeach(uh)
if(EXISTS "${cv2_custom_hdr}")
file(READ "${cv2_custom_hdr}" __content)
else()
set(__content "")
endif()
if("${__content}" STREQUAL "${cv2_custom_hdr_str}")
# Up-to-date
else()
file(WRITE "${cv2_custom_hdr}" "${cv2_custom_hdr_str}")
endif()
unset(__content)
#
# Configuration for standalone build of Python bindings
#
set(PYTHON_CONFIG_SCRIPT "")
ocv_cmake_script_append_var(PYTHON_CONFIG_SCRIPT
CMAKE_BUILD_TYPE
BUILD_SHARED_LIBS
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CV_GCC CV_CLANG ENABLE_NOISY_WARNINGS
CMAKE_MODULE_LINKER_FLAGS
CMAKE_INSTALL_PREFIX
OPENCV_PYTHON_INSTALL_PATH
OpenCV_SOURCE_DIR
OPENCV_FORCE_PYTHON_LIBS
OPENCV_PYTHON_SKIP_LINKER_EXCLUDE_LIBS
OPENCV_PYTHON_BINDINGS_DIR
cv2_custom_hdr
cv2_generated_files
)
set(CMAKE_HELPER_SCRIPT "${CMAKE_BINARY_DIR}/opencv_python_config.cmake")
file(GENERATE OUTPUT "${CMAKE_HELPER_SCRIPT}" CONTENT "${PYTHON_CONFIG_SCRIPT}")
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