# ---------------------------------------------------------------------------- # CMake file for js support # ---------------------------------------------------------------------------- # message(STATUS "---------------- Start of JavaScript module ----------------------") set(the_description "The js bindings") set(MODULE_NAME js) set(OPENCV_JS "opencv.js") ocv_add_module(${MODULE_NAME} BINDINGS) # TODO: add emscripten path ocv_module_include_directories() # get list of modules to wrap # message(STATUS "Wrapped in ${MODULE_NAME}:") set(OPENCV_JS_MODULES) foreach(m ${OPENCV_MODULES_BUILD}) if (";${OPENCV_MODULE_${m}_WRAPPERS};" MATCHES ";${MODULE_NAME};" AND HAVE_${m}) list(APPEND OPENCV_JS_MODULES ${m}) # message(STATUS "\t${m}") endif() endforeach() set(opencv_hdrs "") foreach(m ${OPENCV_JS_MODULES}) list(APPEND opencv_hdrs ${OPENCV_MODULE_${m}_HEADERS}) endforeach(m) # header blacklist ocv_list_filterout(opencv_hdrs "modules/.*.h$") ocv_list_filterout(opencv_hdrs "modules/core/.*/cuda") ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/opengl.hpp") ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/ocl.hpp") ocv_list_filterout(opencv_hdrs "modules/cuda.*") ocv_list_filterout(opencv_hdrs "modules/cudev") ocv_list_filterout(opencv_hdrs "modules/core/.*/hal/") ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker.hpp") # Conditional compilation ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/.*") file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${opencv_hdrs}") set(bindings_cpp "${CMAKE_CURRENT_BINARY_DIR}/bindings.cpp") set(scripts_hdr_parser "${CMAKE_CURRENT_SOURCE_DIR}/../python/src2/hdr_parser.py") set(JS_HELPER "${CMAKE_CURRENT_SOURCE_DIR}/src/helpers.js") add_custom_command( OUTPUT ${bindings_cpp} COMMAND ${PYTHON_DEFAULT_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src/embindgen.py" ${scripts_hdr_parser} ${bindings_cpp} "${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${CMAKE_CURRENT_SOURCE_DIR}/src/core_bindings.cpp" DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/core_bindings.cpp DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/embindgen.py DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/templates.py DEPENDS ${scripts_hdr_parser} DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/headers.txt DEPENDS ${opencv_hdrs} DEPENDS ${JS_HELPER}) add_definitions("-std=c++11") link_libraries(${OPENCV_MODULE_${the_module}_DEPS}) ocv_add_executable(${the_module} ${bindings_cpp}) set_target_properties(${the_module} PROPERTIES COMPILE_FLAGS "-Wno-missing-prototypes") set_target_properties(${the_module} PROPERTIES LINK_FLAGS "--memory-init-file 0 -s TOTAL_MEMORY=134217728 -s ALLOW_MEMORY_GROWTH=1 -s MODULARIZE=1 -s EXPORT_NAME=\"'cv'\" -s DEMANGLE_SUPPORT=1 -s FORCE_FILESYSTEM=1 --use-preload-plugins --bind --post-js ${JS_HELPER} -Wno-missing-prototypes") # add UMD wrapper set(MODULE_JS_PATH "${OpenCV_BINARY_DIR}/bin/${the_module}.js") set(OCV_JS_PATH "${OpenCV_BINARY_DIR}/bin/${OPENCV_JS}") add_custom_command( OUTPUT ${OCV_JS_PATH} COMMAND ${PYTHON_DEFAULT_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src/make_umd.py" ${MODULE_JS_PATH} "${OCV_JS_PATH}" DEPENDS ${the_module} DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/src/make_umd.py") add_custom_target(${OPENCV_JS} ALL DEPENDS ${OCV_JS_PATH} DEPENDS ${the_module}) # test set(opencv_test_js_bin_dir "${EXECUTABLE_OUTPUT_PATH}") set(test_dir ${CMAKE_CURRENT_SOURCE_DIR}/test) set(opencv_test_js_file_deps "") # message(STATUS "${opencv_test_js_bin_dir}") # make sure the build directory exists file(MAKE_DIRECTORY "${opencv_test_js_bin_dir}") # gather and copy specific files for js test file(GLOB_RECURSE test_files RELATIVE "${test_dir}" "${test_dir}/*") foreach(f ${test_files}) # message(STATUS "copy ${test_dir}/${f} ${opencv_test_js_bin_dir}/${f}") add_custom_command(OUTPUT "${opencv_test_js_bin_dir}/${f}" COMMAND ${CMAKE_COMMAND} -E copy_if_different "${test_dir}/${f}" "${opencv_test_js_bin_dir}/${f}" DEPENDS "${test_dir}/${f}" COMMENT "Copying ${f}" ) list(APPEND opencv_test_js_file_deps "${test_dir}/${f}" "${opencv_test_js_bin_dir}/${f}") endforeach() # copy test data set(test_data "haarcascade_frontalface_default.xml") set(test_data_path "${PROJECT_SOURCE_DIR}/../../data/haarcascades/${test_data}") add_custom_command(OUTPUT "${opencv_test_js_bin_dir}/${test_data}" COMMAND ${CMAKE_COMMAND} -E copy_if_different "${test_data_path}" "${opencv_test_js_bin_dir}/${test_data}" DEPENDS "${test_data_path}" COMMENT "Copying ${test_data}" ) list(APPEND opencv_test_js_file_deps "${test_data_path}" "${opencv_test_js_bin_dir}/${test_data}") add_custom_target(${PROJECT_NAME}_test ALL DEPENDS ${OCV_JS_PATH} ${opencv_test_js_file_deps}) unset(MODULE_NAME) # message(STATUS "---------------- End of JavaScript module ----------------------")