--- /dev/null
+set(OPENCV_SKIP_LINK_AS_NEEDED 1)
# ----------------------------------------------------------------------------
# CMake file for js support
# ----------------------------------------------------------------------------
-set(the_description "The js bindings")
+if(OPENCV_INITIAL_PASS)
+ # generator for Objective-C source code and documentation signatures
+ add_subdirectory(generator)
+endif()
if(NOT BUILD_opencv_js) # should be enabled explicitly (by build_js.py script)
- ocv_module_disable(js)
+ return()
endif()
+set(the_description "The JavaScript(JS) bindings")
+
set(OPENCV_JS "opencv.js")
+set(JS_HELPER "${CMAKE_CURRENT_SOURCE_DIR}/src/helpers.js")
find_path(EMSCRIPTEN_INCLUDE_DIR
emscripten/bind.h
ocv_module_disable(js)
endif()
-ocv_add_module(js BINDINGS)
+ocv_add_module(js BINDINGS PRIVATE_REQUIRED opencv_js_bindings_generator)
ocv_module_include_directories(${EMSCRIPTEN_INCLUDE_DIR})
-# get list of modules to wrap
-# message(STATUS "Wrapped in js:")
-set(OPENCV_JS_MODULES)
-foreach(m ${OPENCV_MODULES_BUILD})
- if(";${OPENCV_MODULE_${m}_WRAPPERS};" MATCHES ";js;" AND HAVE_${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$")
-ocv_list_filterout(opencv_hdrs "modules/core/.*/cuda")
-ocv_list_filterout(opencv_hdrs "modules/core/.*/opencl")
-ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/opengl.hpp")
-ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/ocl.hpp")
-ocv_list_filterout(opencv_hdrs "modules/cuda.*")
-ocv_list_filterout(opencv_hdrs "modules/cudev")
-ocv_list_filterout(opencv_hdrs "modules/core/.*/hal/")
-ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker.hpp") # Conditional compilation
-ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/.*")
-
-file(WRITE "${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}
- #(not needed - generated by CMake) 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})
+set(deps ${OPENCV_MODULE_${the_module}_DEPS})
+list(REMOVE_ITEM deps opencv_js_bindings_generator) # don't add dummy module
+link_libraries(${deps})
+
+set(bindings_cpp "${OPENCV_JS_BINDINGS_DIR}/gen/bindings.cpp")
+set_source_files_properties(${bindings_cpp} PROPERTIES GENERATED TRUE)
OCV_OPTION(BUILD_WASM_INTRIN_TESTS "Build WASM intrin tests" OFF )
if(BUILD_WASM_INTRIN_TESTS)
ocv_add_executable(${the_module} ${bindings_cpp})
endif()
+add_dependencies(${the_module} gen_opencv_js_source)
+
set_target_properties(${the_module} PROPERTIES COMPILE_FLAGS "-Wno-missing-prototypes")
+#set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} -s NODERAWFS=0")
set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} --memory-init-file 0 -s TOTAL_MEMORY=128MB -s WASM_MEM_MAX=1GB -s ALLOW_MEMORY_GROWTH=1")
set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} -s MODULARIZE=1 -s SINGLE_FILE=1")
set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} -s EXPORT_NAME=\"'cv'\" -s DEMANGLE_SUPPORT=1")
set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} -s FORCE_FILESYSTEM=1 --use-preload-plugins --bind --post-js ${JS_HELPER} -Wno-missing-prototypes")
+#set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} --use-preload-plugins --bind --post-js ${JS_HELPER} -Wno-missing-prototypes")
+#set(EMSCRIPTEN_LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS} -s FORCE_FILESYSTEM=1 --bind --post-js ${JS_HELPER} -Wno-missing-prototypes")
set_target_properties(${the_module} PROPERTIES LINK_FLAGS "${EMSCRIPTEN_LINK_FLAGS}")
# add UMD wrapper
)
list(APPEND opencv_test_js_file_deps "${test_data_path}" "${opencv_test_js_bin_dir}/${test_data}")
-add_custom_target(${PROJECT_NAME}_test ALL
+add_custom_target(${PROJECT_NAME}_test
DEPENDS ${OCV_JS_PATH} ${opencv_test_js_file_deps})
# perf
list(APPEND opencv_perf_js_file_deps "${perf_dir}/${f}" "${opencv_perf_js_bin_dir}/${f}")
endforeach()
-add_custom_target(${PROJECT_NAME}_perf ALL
+add_custom_target(${PROJECT_NAME}_perf
DEPENDS ${OCV_JS_PATH} ${opencv_perf_js_file_deps})
#loader
list(APPEND opencv_loader_js_file_deps "${loader_dir}/loader.js" "${opencv_loader_js_bin_dir}/loader.js")
add_custom_target(${PROJECT_NAME}_loader ALL
- DEPENDS ${OCV_JS_PATH} ${opencv_loader_js_file_deps})
\ No newline at end of file
+ DEPENDS ${OCV_JS_PATH} ${opencv_loader_js_file_deps})
+
+add_custom_target(opencv_test_js ALL DEPENDS opencv_js_test opencv_js_perf opencv_js_loader)
--- /dev/null
+# get list of modules to wrap
+if(HAVE_opencv_js)
+ message(STATUS "Wrapped in JavaScript(js):")
+endif()
+set(OPENCV_JS_MODULES "")
+foreach(m ${OPENCV_MODULES_BUILD})
+ if(";${OPENCV_MODULE_${m}_WRAPPERS};" MATCHES ";js;" AND HAVE_${m})
+ list(APPEND OPENCV_JS_MODULES ${m})
+ if(HAVE_opencv_js)
+ message(STATUS " ${m}")
+ endif()
+ endif()
+endforeach()
--- /dev/null
+set(MODULE_NAME "js_bindings_generator")
+set(OPENCV_MODULE_IS_PART_OF_WORLD FALSE)
+ocv_add_module(${MODULE_NAME} INTERNAL)
+
+set(OPENCV_JS_BINDINGS_DIR "${CMAKE_CURRENT_BINARY_DIR}" CACHE INTERNAL "")
+file(REMOVE_RECURSE "${OPENCV_JS_BINDINGS_DIR}/gen")
+file(MAKE_DIRECTORY "${OPENCV_JS_BINDINGS_DIR}/gen")
+file(REMOVE "${OPENCV_DEPHELPER}/gen_opencv_js_source") # force re-run after CMake
+
+# This file is included from a subdirectory
+set(JS_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/..")
+include(${JS_SOURCE_DIR}/common.cmake) # fill OPENCV_JS_MODULES
+
+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$")
+ocv_list_filterout(opencv_hdrs "modules/core/.*/cuda")
+ocv_list_filterout(opencv_hdrs "modules/core/.*/opencl")
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/opengl.hpp")
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/ocl.hpp")
+ocv_list_filterout(opencv_hdrs "modules/cuda.*")
+ocv_list_filterout(opencv_hdrs "modules/cudev")
+ocv_list_filterout(opencv_hdrs "modules/core/.*/hal/")
+ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker.hpp") # Conditional compilation
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/.*")
+
+ocv_update_file("${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${opencv_hdrs}")
+
+set(bindings_cpp "${OPENCV_JS_BINDINGS_DIR}/gen/bindings.cpp")
+
+set(scripts_hdr_parser "${JS_SOURCE_DIR}/../python/src2/hdr_parser.py")
+
+if(DEFINED ENV{OPENCV_JS_WHITELIST})
+ set(OPENCV_JS_WHITELIST_FILE "$ENV{OPENCV_JS_WHITELIST}")
+else()
+ set(OPENCV_JS_WHITELIST_FILE "${OpenCV_SOURCE_DIR}/platforms/js/opencv_js.config.py")
+endif()
+
+add_custom_command(
+ OUTPUT ${bindings_cpp} "${OPENCV_DEPHELPER}/gen_opencv_js_source"
+ COMMAND
+ ${PYTHON_DEFAULT_EXECUTABLE}
+ "${CMAKE_CURRENT_SOURCE_DIR}/embindgen.py"
+ "${scripts_hdr_parser}"
+ "${bindings_cpp}"
+ "${CMAKE_CURRENT_BINARY_DIR}/headers.txt"
+ "${JS_SOURCE_DIR}/src/core_bindings.cpp"
+ "${OPENCV_JS_WHITELIST_FILE}"
+ COMMAND
+ ${CMAKE_COMMAND} -E touch "${OPENCV_DEPHELPER}/gen_opencv_js_source"
+ WORKING_DIRECTORY
+ "${CMAKE_CURRENT_BINARY_DIR}/gen"
+ DEPENDS
+ ${JS_SOURCE_DIR}/src/core_bindings.cpp
+ ${CMAKE_CURRENT_SOURCE_DIR}/embindgen.py
+ ${CMAKE_CURRENT_SOURCE_DIR}/templates.py
+ ${scripts_hdr_parser}
+ #(not needed - generated by CMake) ${CMAKE_CURRENT_BINARY_DIR}/headers.txt
+ ${opencv_hdrs}
+ COMMENT "Generate source files for JavaScript bindings"
+)
+
+add_custom_target(gen_opencv_js_source
+ # excluded from all: ALL
+ DEPENDS ${bindings_cpp} "${OPENCV_DEPHELPER}/gen_opencv_js_source"
+ SOURCES
+ ${JS_SOURCE_DIR}/src/core_bindings.cpp
+ ${CMAKE_CURRENT_SOURCE_DIR}/embindgen.py
+ ${CMAKE_CURRENT_SOURCE_DIR}/templates.py
+)
return wl
white_list = None
-exec(open(os.environ["OPENCV_JS_WHITELIST"]).read())
-assert(white_list)
# Features to be exported
export_enums = False
if __name__ == "__main__":
- if len(sys.argv) < 4:
+ if len(sys.argv) < 5:
print("Usage:\n", \
os.path.basename(sys.argv[0]), \
- "<full path to hdr_parser.py> <bindings.cpp> <headers.txt> <core_bindings.cpp>")
+ "<full path to hdr_parser.py> <bindings.cpp> <headers.txt> <core_bindings.cpp> <opencv_js.config.py>")
print("Current args are: ", ", ".join(["'"+a+"'" for a in sys.argv]))
exit(0)
bindingsCpp = sys.argv[2]
headers = open(sys.argv[3], 'r').read().split(';')
coreBindings = sys.argv[4]
+ whiteListFile = sys.argv[5]
+ exec(open(whiteListFile).read())
+ assert(white_list)
+
generator = JSWrapperGenerator()
generator.gen(bindingsCpp, headers, coreBindings)
using namespace emscripten;
using namespace cv;
#ifdef HAVE_OPENCV_DNN
-using namespace dnn;
+using namespace cv::dnn;
#endif
namespace binding_utils
"-DBUILD_opencv_superres=OFF",
"-DBUILD_opencv_stitching=OFF",
"-DBUILD_opencv_java=OFF",
- "-DBUILD_opencv_java_bindings_generator=OFF",
"-DBUILD_opencv_js=ON",
"-DBUILD_opencv_python2=OFF",
"-DBUILD_opencv_python3=OFF",
- "-DBUILD_opencv_python_bindings_generator=OFF",
"-DBUILD_EXAMPLES=OFF",
"-DBUILD_PACKAGE=OFF",
"-DBUILD_TESTS=OFF",