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|
# ----------------------------------------------------------------------------
# CMake file for java support
# ----------------------------------------------------------------------------
if(IOS OR NOT PYTHON_EXECUTABLE OR NOT ANT_EXECUTABLE OR NOT (JNI_FOUND OR (ANDROID AND ANDROID_NATIVE_API_LEVEL GREATER 7)))
ocv_module_disable(java)
endif()
set(the_description "The java bindings")
ocv_add_module(java BINDINGS opencv_core opencv_imgproc OPTIONAL opencv_objdetect opencv_features2d opencv_video opencv_highgui opencv_ml opencv_calib3d opencv_photo opencv_nonfree opencv_contrib)
ocv_module_include_directories("${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp")
if(NOT ANDROID)
include_directories(${JNI_INCLUDE_DIRS})
endif()
# output locations
set(JAVA_INSTALL_ROOT "sdk/java")
set(JNI_INSTALL_ROOT "sdk/native")
# get list of modules to wrap
string(REPLACE "opencv_" "" OPENCV_JAVA_MODULES "${OPENCV_MODULE_${the_module}_REQ_DEPS};${OPENCV_MODULE_${the_module}_OPT_DEPS}")
foreach(module ${OPENCV_JAVA_MODULES})
if(NOT HAVE_opencv_${module})
list(REMOVE_ITEM OPENCV_JAVA_MODULES ${module})
endif()
endforeach()
######################################################################################################################################
# scripts
set(scripts_gen_java "${CMAKE_CURRENT_SOURCE_DIR}/generator/gen_java.py")
set(scripts_hdr_parser "${CMAKE_CURRENT_SOURCE_DIR}/../python/src2/hdr_parser.py")
set(scripts_gen_javadoc "${CMAKE_CURRENT_SOURCE_DIR}/generator/gen_javadoc.py")
set(scripts_rst_parser "${CMAKE_CURRENT_SOURCE_DIR}/generator/rst_parser.py")
# handwritten C/C++ and Java sources
file(GLOB handwrittren_h_sources "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp/*.h" "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp/*.hpp")
file(GLOB handwrittren_cpp_sources "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp/*.cpp")
file(GLOB handwrittren_java_sources "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/java/*.java")
file(GLOB handwrittren_aidl_sources "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/java/*.aidl")
if(NOT ANDROID)
ocv_list_filterout(handwrittren_java_sources "/(engine|android)\\\\+")
ocv_list_filterout(handwrittren_aidl_sources "/(engine|android)\\\\+")
ocv_list_filterout(handwrittren_java_sources "VideoCapture")
ocv_list_filterout(handwrittren_cpp_sources "VideoCapture")
else()
file(GLOB_RECURSE handwrittren_lib_project_files_rel RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/" "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/*")
list(REMOVE_ITEM handwrittren_lib_project_files_rel "${ANDROID_MANIFEST_FILE}")
endif()
# headers of OpenCV modules
set(opencv_public_headers "")
foreach(module ${OPENCV_JAVA_MODULES})
# get list of module headers
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/generator/config/${module}.filelist")
file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/generator/config/${module}.filelist" module_headers)
ocv_list_add_prefix(module_headers "${OPENCV_MODULE_opencv_${module}_LOCATION}/")
else()
set(module_headers "${OPENCV_MODULE_opencv_${module}_HEADERS}")
endif()
if(module_headers)
# C headers must go first
set(module_headers_cpp ${module_headers})
ocv_list_filterout(module_headers_cpp "\\\\.h$")
if(module_headers_cpp)
list(REMOVE_ITEM module_headers ${module_headers_cpp})
list(APPEND module_headers ${module_headers_cpp})
endif()
unset(module_headers_cpp)
set(opencv_public_headers_${module} ${module_headers})
list(APPEND opencv_public_headers ${module_headers})
else()
list(REMOVE_ITEM OPENCV_JAVA_MODULES ${module})
endif()
endforeach()
# rst documentation used for javadoc generation
set(javadoc_rst_sources "")
foreach(module ${OPENCV_JAVA_MODULES})
file(GLOB_RECURSE refman_rst_headers "${OPENCV_MODULE_opencv_${module}_LOCATION}/*.rst")
list(APPEND javadoc_rst_sources ${refman_rst_headers})
endforeach()
# generated cpp files
set(generated_cpp_sources "")
foreach(module ${OPENCV_JAVA_MODULES})
list(APPEND generated_cpp_sources "${CMAKE_CURRENT_BINARY_DIR}/${module}.cpp")
endforeach()
# IMPORTANT: add dependencies to cmake (we should rerun cmake if any of these files is modified)
configure_file("${scripts_gen_java}" "${OpenCV_BINARY_DIR}/junk/gen_java.junk" COPYONLY)
configure_file("${scripts_hdr_parser}" "${OpenCV_BINARY_DIR}/junk/hdr_parser.junk" COPYONLY)
foreach(header ${opencv_public_headers})
get_filename_component(header_name "${header}" NAME)
configure_file("${header}" "${OpenCV_BINARY_DIR}/junk/${header_name}.junk" COPYONLY)
endforeach()
# generated java files
set(generated_java_sources "")
foreach(module ${OPENCV_JAVA_MODULES})
# first run of gen_java.py (to get list of generated files)
file(REMOVE_RECURSE "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/")
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out")
if (ANDROID)
execute_process(COMMAND ${PYTHON_EXECUTABLE} "${scripts_gen_java}" "${scripts_hdr_parser}" "-android" ${module} ${opencv_public_headers_${module}}
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out"
OUTPUT_QUIET ERROR_QUIET)
else()
execute_process(COMMAND ${PYTHON_EXECUTABLE} "${scripts_gen_java}" "${scripts_hdr_parser}" ${module} ${opencv_public_headers_${module}}
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out"
OUTPUT_QUIET ERROR_QUIET)
endif()
unset(generated_java_sources_${module})
file(GLOB_RECURSE generated_java_sources_${module} RELATIVE "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/" "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/*.java")
ocv_list_add_prefix(generated_java_sources_${module} "${CMAKE_CURRENT_BINARY_DIR}/")
list(APPEND generated_java_sources ${generated_java_sources_${module}})
endforeach()
# generated java files with javadoc
set(documented_java_files "")
foreach(java_file ${generated_java_sources} ${handwrittren_java_sources})
get_filename_component(java_file_name "${java_file}" NAME_WE)
list(APPEND documented_java_files "${CMAKE_CURRENT_BINARY_DIR}/${java_file_name}-jdoc.java")
endforeach()
######################################################################################################################################
# step 1: generate .cpp/.java from OpenCV headers
set(step1_depends "${scripts_gen_java}" "${scripts_hdr_parser}" ${opencv_public_headers})
foreach(module ${OPENCV_JAVA_MODULES})
# second run of gen_java.py (at build time)
if (ANDROID)
add_custom_command(OUTPUT ${generated_java_sources_${module}} "${CMAKE_CURRENT_BINARY_DIR}/${module}.cpp"
COMMAND ${PYTHON_EXECUTABLE} "${scripts_gen_java}" "${scripts_hdr_parser}" "-android" ${module} ${opencv_public_headers_${module}}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS "${scripts_gen_java}" "${scripts_hdr_parser}" ${opencv_public_headers_${module}}
)
else()
add_custom_command(OUTPUT ${generated_java_sources_${module}} "${CMAKE_CURRENT_BINARY_DIR}/${module}.cpp"
COMMAND ${PYTHON_EXECUTABLE} "${scripts_gen_java}" "${scripts_hdr_parser}" ${module} ${opencv_public_headers_${module}}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS "${scripts_gen_java}" "${scripts_hdr_parser}" ${opencv_public_headers_${module}}
)
endif()
endforeach()
# step 2: generate javadoc comments
set(step2_depends ${step1_depends} ${scripts_gen_javadoc} ${scripts_rst_parser} ${javadoc_rst_sources} ${generated_java_sources} ${handwrittren_java_sources})
string(REPLACE ";" "," OPENCV_JAVA_MODULES_STR "${OPENCV_JAVA_MODULES}")
add_custom_command(OUTPUT ${documented_java_files}
COMMAND ${PYTHON_EXECUTABLE} "${scripts_gen_javadoc}" --modules ${OPENCV_JAVA_MODULES_STR} "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/java" "${CMAKE_CURRENT_BINARY_DIR}" 2> "${CMAKE_CURRENT_BINARY_DIR}/get_javadoc_errors.log"
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS ${step2_depends}
VERBATIM
)
# step 3: copy files to destination
set(step3_input_files ${documented_java_files} ${handwrittren_aidl_sources})
set(copied_files "")
foreach(java_file ${step3_input_files})
get_filename_component(java_file_name "${java_file}" NAME)
string(REPLACE "-jdoc.java" ".java" java_file_name "${java_file_name}")
string(REPLACE "+" "/" java_file_name "${java_file_name}")
set(output_name "${OpenCV_BINARY_DIR}/src/org/opencv/${java_file_name}")
add_custom_command(OUTPUT "${output_name}"
COMMAND ${CMAKE_COMMAND} -E copy "${java_file}" "${output_name}"
MAIN_DEPENDENCY "${java_file}"
DEPENDS ${step2_depends}
COMMENT "Generating src/org/opencv/${java_file_name}"
)
list(APPEND copied_files "${output_name}")
if(ANDROID)
get_filename_component(install_subdir "${java_file_name}" PATH)
install(FILES "${output_name}" DESTINATION "${JAVA_INSTALL_ROOT}/src/org/opencv/${install_subdir}" COMPONENT java)
endif()
endforeach()
if(ANDROID)
set(android_copied_files "")
set(android_step3_input_files "")
foreach(file ${handwrittren_lib_project_files_rel})
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${file}" "${OpenCV_BINARY_DIR}/${file}" @ONLY)
list(APPEND android_copied_files "${OpenCV_BINARY_DIR}/${file}")
list(APPEND android_step3_input_files "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${file}")
if(NOT file MATCHES "jni/.+")
get_filename_component(install_subdir "${file}" PATH)
install(FILES "${OpenCV_BINARY_DIR}/${file}" DESTINATION "${JAVA_INSTALL_ROOT}/${install_subdir}" COMPONENT java)
endif()
endforeach()
# library project jni sources (nothing really depends on them so we will not add them to step3_input_files)
foreach(jni_file ${handwrittren_cpp_sources} ${handwrittren_h_sources} ${generated_cpp_sources})
get_filename_component(jni_file_name "${jni_file}" NAME)
add_custom_command(OUTPUT "${OpenCV_BINARY_DIR}/jni/${jni_file_name}"
COMMAND ${CMAKE_COMMAND} -E copy "${jni_file}" "${OpenCV_BINARY_DIR}/jni/${jni_file_name}"
DEPENDS "${jni_file}" ${java_hdr_deps}
COMMENT "Generating jni/${jni_file_name}"
)
list(APPEND android_copied_files "${OpenCV_BINARY_DIR}/jni/${jni_file_name}")
endforeach()
endif(ANDROID)
# step 3.5: generate Android library project
if(ANDROID AND ANDROID_EXECUTABLE)
set(lib_target_files ${ANDROID_LIB_PROJECT_FILES})
ocv_list_add_prefix(lib_target_files "${OpenCV_BINARY_DIR}/")
android_get_compatible_target(lib_target_sdk_target ${ANDROID_NATIVE_API_LEVEL} ${ANDROID_SDK_TARGET} 14)
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${ANDROID_MANIFEST_FILE}" "${CMAKE_CURRENT_BINARY_DIR}/${ANDROID_MANIFEST_FILE}" @ONLY)
add_custom_command(OUTPUT ${lib_target_files} "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}"
COMMAND ${CMAKE_COMMAND} -E remove ${lib_target_files}
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_BINARY_DIR}/${ANDROID_MANIFEST_FILE}" "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}"
COMMAND ${ANDROID_EXECUTABLE} --silent create lib-project --path \"${OpenCV_BINARY_DIR}\" --target \"${lib_target_sdk_target}\" --name OpenCV --package org.opencv 2>\"${CMAKE_CURRENT_BINARY_DIR}/create_lib_project.log\"
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_BINARY_DIR}/${ANDROID_MANIFEST_FILE}" "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}"
MAIN_DEPENDENCY "${CMAKE_CURRENT_BINARY_DIR}/${ANDROID_MANIFEST_FILE}"
DEPENDS ${android_step3_input_files} ${android_copied_files}
COMMENT "Generating OpenCV Android library project. SDK target: ${lib_target_sdk_target}"
)
list(APPEND copied_files ${lib_target_files} "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}")
list(APPEND step3_input_files "${CMAKE_CURRENT_BINARY_DIR}/${ANDROID_MANIFEST_FILE}")
install(FILES "${OpenCV_BINARY_DIR}/${ANDROID_PROJECT_PROPERTIES_FILE}" DESTINATION ${JAVA_INSTALL_ROOT} COMPONENT java)
install(FILES "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}" DESTINATION ${JAVA_INSTALL_ROOT} COMPONENT java)
# creating empty 'gen' and 'res' folders
install(CODE "MAKE_DIRECTORY(\"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${JAVA_INSTALL_ROOT}/gen\")" COMPONENT java)
install(CODE "MAKE_DIRECTORY(\"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${JAVA_INSTALL_ROOT}/res\")" COMPONENT java)
endif(ANDROID AND ANDROID_EXECUTABLE)
set(step3_depends ${step2_depends} ${step3_input_files} ${copied_files})
if(ANDROID)
set(LIB_NAME_SUFIX "")
else()
set(LIB_NAME_SUFIX "${OPENCV_VERSION_MAJOR}${OPENCV_VERSION_MINOR}${OPENCV_VERSION_PATCH}")
endif()
# step 4: build jar
if(ANDROID)
set(JAR_FILE "${OpenCV_BINARY_DIR}/bin/classes.jar")
if(ANDROID_TOOLS_Pkg_Revision GREATER 13)
# build the library project
# normally we should do this after a native part, but for a library project we can build the java part first
add_custom_command(OUTPUT "${JAR_FILE}" "${JAR_FILE}.dephelper"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${CMAKE_COMMAND} -E touch "${JAR_FILE}.dephelper" # can not rely on classes.jar because different versions of SDK update timestamp at different times
WORKING_DIRECTORY "${OpenCV_BINARY_DIR}"
DEPENDS ${step3_depends}
COMMENT "Building OpenCV Android library project"
)
else()
# ditto
add_custom_command(OUTPUT "${JAR_FILE}" "${JAR_FILE}.dephelper"
COMMAND ${CMAKE_COMMAND} -E touch "${JAR_FILE}"
COMMAND ${CMAKE_COMMAND} -E touch "${JAR_FILE}.dephelper"
WORKING_DIRECTORY "${OpenCV_BINARY_DIR}"
DEPENDS ${step3_depends}
COMMENT ""
)
endif()
else(ANDROID)
set(JAR_NAME opencv-${LIB_NAME_SUFIX}.jar)
set(JAR_FILE "${OpenCV_BINARY_DIR}/bin/${JAR_NAME}")
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/build.xml.in" "${OpenCV_BINARY_DIR}/build.xml" @ONLY)
list(APPEND step3_depends "${OpenCV_BINARY_DIR}/build.xml")
add_custom_command(OUTPUT "${JAR_FILE}" "${JAR_FILE}.dephelper"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k jar
COMMAND ${CMAKE_COMMAND} -E touch "${JAR_FILE}.dephelper"
WORKING_DIRECTORY "${OpenCV_BINARY_DIR}"
DEPENDS ${step3_depends}
COMMENT "Generating ${JAR_NAME}"
)
if(WIN32)
set(JAR_INSTALL_DIR java)
else(WIN32)
set(JAR_INSTALL_DIR share/OpenCV/java)
endif(WIN32)
install(FILES ${JAR_FILE} DESTINATION ${JAR_INSTALL_DIR} COMPONENT java)
endif(ANDROID)
# step 5: build native part
add_library(${the_module} SHARED ${handwrittren_h_sources} ${handwrittren_cpp_sources} ${generated_cpp_sources}
${copied_files}
"${JAR_FILE}" "${JAR_FILE}.dephelper")
if(BUILD_FAT_JAVA_LIB)
set(__deps ${OPENCV_MODULE_${the_module}_DEPS} ${OPENCV_MODULES_BUILD})
foreach(m ${OPENCV_MODULES_BUILD}) # filterout INTERNAL (like opencv_ts) and BINDINGS (like opencv_python) modules
ocv_assert(DEFINED OPENCV_MODULE_${m}_CLASS)
if(NOT OPENCV_MODULE_${m}_CLASS STREQUAL "PUBLIC")
list(REMOVE_ITEM __deps ${m})
endif()
endforeach()
if (ENABLE_DYNAMIC_CUDA)
list(REMOVE_ITEM __deps "opencv_dynamicuda")
endif()
if (ANDROID AND HAVE_opencv_gpu)
list(REMOVE_ITEM __deps "opencv_gpu")
endif()
ocv_list_unique(__deps)
set(__extradeps ${__deps})
ocv_list_filterout(__extradeps "^opencv_")
if(__extradeps)
list(REMOVE_ITEM __deps ${__extradeps})
endif()
if(APPLE)
foreach(_dep ${__deps})
target_link_libraries(${the_module} -Wl,-force_load "${_dep}")
endforeach()
else()
target_link_libraries(${the_module} -Wl,-whole-archive ${__deps} -Wl,-no-whole-archive)
endif()
target_link_libraries(${the_module} ${__extradeps} ${OPENCV_LINKER_LIBS})
else()
target_link_libraries(${the_module} ${OPENCV_MODULE_${the_module}_DEPS} ${OPENCV_LINKER_LIBS})
endif()
if(ANDROID)
target_link_libraries(${the_module} jnigraphics) # for Mat <=> Bitmap converters
# force strip library after the build command
# because samples and tests will make a copy of the library before install
get_target_property(__opencv_java_location ${the_module} LOCATION)
# Turn off stripping in debug build
if ( NOT (CMAKE_BUILD_TYPE MATCHES "Debug"))
add_custom_command(TARGET ${the_module} POST_BUILD COMMAND ${CMAKE_STRIP} --strip-unneeded "${__opencv_java_location}")
endif()
endif()
# Additional target properties
set_target_properties(${the_module} PROPERTIES
OUTPUT_NAME "${the_module}${LIB_NAME_SUFIX}"
ARCHIVE_OUTPUT_DIRECTORY ${LIBRARY_OUTPUT_PATH}
LIBRARY_OUTPUT_DIRECTORY ${LIBRARY_OUTPUT_PATH}
RUNTIME_OUTPUT_DIRECTORY ${EXECUTABLE_OUTPUT_PATH}
INSTALL_NAME_DIR ${OPENCV_LIB_INSTALL_PATH}
LINK_INTERFACE_LIBRARIES ""
)
if(WIN32)
set_target_properties(${the_module} PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${EXECUTABLE_OUTPUT_PATH})
endif()
if(ENABLE_SOLUTION_FOLDERS)
set_target_properties(${the_module} PROPERTIES FOLDER "bindings")
endif()
if(ANDROID)
ocv_install_target(${the_module} EXPORT OpenCVModules
LIBRARY DESTINATION ${OPENCV_LIB_INSTALL_PATH} COMPONENT java
ARCHIVE DESTINATION ${OPENCV_LIB_INSTALL_PATH} COMPONENT java)
else()
if(NOT INSTALL_CREATE_DISTRIB)
ocv_install_target(${the_module} EXPORT OpenCVModules
RUNTIME DESTINATION ${JAR_INSTALL_DIR} COMPONENT java
LIBRARY DESTINATION ${JAR_INSTALL_DIR} COMPONENT java)
else()
ocv_install_target(${the_module} EXPORT OpenCVModules
RUNTIME DESTINATION ${JAR_INSTALL_DIR}/${OpenCV_ARCH} COMPONENT java
LIBRARY DESTINATION ${JAR_INSTALL_DIR}/${OpenCV_ARCH} COMPONENT java)
endif()
endif()
######################################################################################################################################
if(BUILD_TESTS)
if(ANDROID)
add_subdirectory(android_test)
else()
add_subdirectory(test)
endif()
endif()
|
