1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
# ----------------------------------------------------------------------------
# CMake file for java support
# ----------------------------------------------------------------------------
if(NOT ANDROID OR NOT PYTHON_EXECUTABLE OR ANDROID_NATIVE_API_LEVEL LESS 8)
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("${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp")
# get list of modules to wrap
string(REPLACE "opencv_" "" OPENCV_JAVA_MODULES "${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 ${module})
endif()
endforeach()
set(GEN_JAVA "${CMAKE_CURRENT_SOURCE_DIR}/generator/gen_java.py")
set(HDR_PARSER "${CMAKE_CURRENT_SOURCE_DIR}/../python/src2/hdr_parser.py")
set(GEN_JAVADOC "${CMAKE_CURRENT_SOURCE_DIR}/generator/gen_javadoc.py")
set(RST_PARSER "${CMAKE_CURRENT_SOURCE_DIR}/generator/rst_parser.py")
# add dependencies to cmake (we should rerun cmake if any of these scripts is modified)
configure_file("${GEN_JAVA}" "${OpenCV_BINARY_DIR}/junk/gen_java.junk" COPYONLY)
configure_file("${HDR_PARSER}" "${OpenCV_BINARY_DIR}/junk/hdr_parser.junk" COPYONLY)
set(java_hdr_deps "")
set(generated_cpp_sources "")
set(generated_java_sources "")
# setup raw java and cpp files generation (without javadoc and at temporary location)
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()
# 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)
# add dependencies to cmake (we should rerun cmake if any of these headers is modified)
foreach(header ${module_headers})
get_filename_component(header_name "${header}" NAME_WE)
configure_file("${header}" "${OpenCV_BINARY_DIR}/junk/${header_name}.junk" COPYONLY)
endforeach()
# first run (to get list of generated files)
if(module_headers)
file(REMOVE_RECURSE "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/")
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out")
execute_process(COMMAND ${PYTHON_EXECUTABLE} "${GEN_JAVA}" "${HDR_PARSER}" ${module} ${module_headers}
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out"
OUTPUT_QUIET ERROR_QUIET)
file(GLOB_RECURSE ${module}_generated_java_sources RELATIVE "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/" "${CMAKE_CURRENT_BINARY_DIR}/gen_java_out/*.java")
ocv_list_add_prefix(${module}_generated_java_sources "${CMAKE_CURRENT_BINARY_DIR}/")
# second run (at build time)
add_custom_command(OUTPUT ${${module}_generated_java_sources} "${CMAKE_CURRENT_BINARY_DIR}/${module}.cpp"
COMMAND ${PYTHON_EXECUTABLE} "${GEN_JAVA}" "${HDR_PARSER}" ${module} ${module_headers}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS "${GEN_JAVA}" "${HDR_PARSER}" ${module_headers})
list(APPEND java_hdr_deps ${module_headers})
list(APPEND generated_cpp_sources "${CMAKE_CURRENT_BINARY_DIR}/${module}.cpp")
list(APPEND generated_java_sources ${${module}_generated_java_sources})
endif()
endforeach()
# get handwritten files used for wrappers generation
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")
# remove handwritten java files for disabled modules
foreach(jfile ${handwrittren_java_sources})
string(REGEX REPLACE "^.*/([^+]+)\\+.*\\.java$" "\\1" jmodname "${jfile}")
if(DEFINED HAVE_opencv_${jmodname} AND NOT HAVE_opencv_${jmodname})
list(REMOVE_ITEM handwrittren_java_sources "${jfile}")
endif()
endforeach()
# remove VideoCapture wrapper if highgui is disabled
if(NOT HAVE_opencv_highgui)
list(REMOVE_ITEM handwrittren_cpp_sources "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/cpp/VideoCapture.cpp")
endif()
# create list of javadoc documented files
unset(documented_java_files)
foreach(java_file ${handwrittren_java_sources} ${generated_java_sources})
get_filename_component(java_file_name "${java_file}" NAME_WE)
list(APPEND documented_java_files "${CMAKE_CURRENT_BINARY_DIR}/${java_file_name}-jdoc.java")
endforeach()
# generate javadoc files
file(GLOB_RECURSE refman_rst_headers "${CMAKE_CURRENT_SOURCE_DIR}/../*.rst")
set(java_documented_headers_deps ${handwrittren_java_sources} ${generated_java_sources} ${java_hdr_deps} ${refman_rst_headers}
"${GEN_JAVADOC}" "${RST_PARSER}" "${GEN_JAVA}" "${HDR_PARSER}")
#TODO: pass list of modules
add_custom_command(
OUTPUT ${documented_java_files}
COMMAND ${PYTHON_EXECUTABLE} "${GEN_JAVADOC}" "${CMAKE_CURRENT_SOURCE_DIR}/generator/src/java" "${CMAKE_CURRENT_BINARY_DIR}" 2>"${CMAKE_CURRENT_BINARY_DIR}/get_javadoc_errors.log"
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
DEPENDS ${java_documented_headers_deps}
)
# copy generated java files to the final location
set(JAVA_OUTPUT_DIR "src/org/opencv")
set(JAVA_INSTALL_ROOT "sdk/java")
set(JNI_INSTALL_ROOT "sdk/native")
# copy each documented header to the final destination
set(java_files "")
foreach(java_file ${documented_java_files} ${handwrittren_aidl_sources})
get_filename_component(java_file_name "${java_file}" NAME)
string(REPLACE "-jdoc.java" ".java" java_file_name "${java_file_name}")
string(REPLACE "+" "/" java_file_name "${java_file_name}")
add_custom_command(
OUTPUT "${OpenCV_BINARY_DIR}/${JAVA_OUTPUT_DIR}/${java_file_name}"
COMMAND ${CMAKE_COMMAND} -E copy "${java_file}" "${OpenCV_BINARY_DIR}/${JAVA_OUTPUT_DIR}/${java_file_name}"
MAIN_DEPENDENCY "${java_file}"
DEPENDS ${java_documented_headers_deps}
COMMENT "Generating ${JAVA_OUTPUT_DIR}/${java_file_name}"
)
list(APPEND java_files "${OpenCV_BINARY_DIR}/${JAVA_OUTPUT_DIR}/${java_file_name}")
if(ANDROID)
get_filename_component(install_subdir "${java_file_name}" PATH)
install(FILES "${OpenCV_BINARY_DIR}/${JAVA_OUTPUT_DIR}/${java_file_name}" DESTINATION ${JAVA_INSTALL_ROOT}/${JAVA_OUTPUT_DIR}/${install_subdir} COMPONENT main)
endif()
endforeach()
# custom target for java API
set(api_target ${the_module}_api)
add_custom_target(${api_target} DEPENDS ${java_files} ${documented_java_files} ${java_documented_headers_deps})
# add opencv_java library
add_library(${the_module} SHARED ${handwrittren_h_sources} ${handwrittren_cpp_sources} ${generated_cpp_sources})
if(BUILD_FAT_JAVA_LIB)
set(__deps ${OPENCV_MODULE_${the_module}_DEPS} ${OPENCV_MODULES_BUILD})
list(REMOVE_ITEM __deps ${the_module} opencv_ts)
ocv_list_unique(__deps)
set(__extradeps ${__deps})
ocv_list_filterout(__extradeps "^opencv_")
if(__extradeps)
list(REMOVE_ITEM __deps ${__extradeps})
endif()
target_link_libraries(${the_module} -Wl,-whole-archive ${__deps} -Wl,-no-whole-archive ${__extradeps} ${OPENCV_LINKER_LIBS})
else()
target_link_libraries(${the_module} ${OPENCV_MODULE_${the_module}_DEPS} ${OPENCV_LINKER_LIBS})
endif()
add_dependencies(${the_module} ${api_target})
# Additional target properties
set_target_properties(${the_module} PROPERTIES
OUTPUT_NAME "${the_module}"
ARCHIVE_OUTPUT_DIRECTORY ${LIBRARY_OUTPUT_PATH}
RUNTIME_OUTPUT_DIRECTORY ${EXECUTABLE_OUTPUT_PATH}
INSTALL_NAME_DIR ${OPENCV_LIB_INSTALL_PATH}
LINK_INTERFACE_LIBRARIES ""
)
install(TARGETS ${the_module} LIBRARY DESTINATION ${OPENCV_LIB_INSTALL_PATH} COMPONENT main)
if(ANDROID)
target_link_libraries(${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)
add_custom_command(TARGET ${the_module} POST_BUILD COMMAND ${CMAKE_STRIP} --strip-unneeded "${__opencv_java_location}")
set(lib_proj_files "")
# manifest, jni, Eclipse project
file(GLOB_RECURSE android_lib_project_files RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/" "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/*")
list(REMOVE_ITEM android_lib_project_files "${ANDROID_MANIFEST_FILE}")
foreach(f ${android_lib_project_files})
if(NOT f MATCHES "\\.svn")
add_custom_command(
OUTPUT "${OpenCV_BINARY_DIR}/${f}"
COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${f}" "${OpenCV_BINARY_DIR}/${f}"
MAIN_DEPENDENCY "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${f}"
COMMENT "Generating ${f}"
)
list(APPEND lib_proj_files "${OpenCV_BINARY_DIR}/${f}")
if(NOT f MATCHES "jni/.+")
get_filename_component(install_subdir "${f}" PATH)
install(FILES "${OpenCV_BINARY_DIR}/${f}" DESTINATION "${JAVA_INSTALL_ROOT}/${install_subdir}" COMPONENT main)
endif()
endif()
endforeach()
# library project jni sources
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 lib_proj_files "${OpenCV_BINARY_DIR}/jni/${jni_file_name}")
endforeach()
# create Android library project in build folder
if(ANDROID_EXECUTABLE)
set(lib_target ${the_module}_android_library)
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})
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_SOURCE_DIR}/android_lib/${ANDROID_MANIFEST_FILE}" "${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_SOURCE_DIR}/android_lib/${ANDROID_MANIFEST_FILE}" "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}"
MAIN_DEPENDENCY "${CMAKE_CURRENT_SOURCE_DIR}/android_lib/${ANDROID_MANIFEST_FILE}"
DEPENDS ${lib_proj_files}
COMMENT "Generating OpenCV Android library project. SDK target: ${lib_target_sdk_target}"
)
install(FILES "${OpenCV_BINARY_DIR}/${ANDROID_PROJECT_PROPERTIES_FILE}" DESTINATION ${JAVA_INSTALL_ROOT} COMPONENT main)
install(FILES "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}" DESTINATION ${JAVA_INSTALL_ROOT} COMPONENT main)
# creating empty 'gen' and 'res' folders
install(CODE "MAKE_DIRECTORY(\"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/sdk/java/gen\")" COMPONENT main)
install(CODE "MAKE_DIRECTORY(\"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/sdk/java/res\")" COMPONENT main)
if(ANT_EXECUTABLE AND ANDROID_TOOLS_Pkg_Revision GREATER 13)
# build the library project
# normally we should do this after a native part, but for a library project we can build the java part first
add_custom_command(
OUTPUT "${OpenCV_BINARY_DIR}/bin/classes.jar" "${OpenCV_BINARY_DIR}/bin/.classes.jar.dephelper"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${CMAKE_COMMAND} -E touch "${OpenCV_BINARY_DIR}/bin/.classes.jar.dephelper" # can not rely on classes.jar because different versions of SDK update timestamp at different times
WORKING_DIRECTORY "${OpenCV_BINARY_DIR}"
DEPENDS ${lib_proj_files} ${lib_target_files} ${java_files}
COMMENT "Building OpenCV Android library project"
)
#install(FILES "${OpenCV_BINARY_DIR}/bin/classes.jar" "${OpenCV_BINARY_DIR}/bin/jarlist.cache" "${OpenCV_BINARY_DIR}/bin/build.prop" DESTINATION bin COMPONENT main)
#install(DIRECTORY "${OpenCV_BINARY_DIR}/bin/res" "${OpenCV_BINARY_DIR}/bin/classes" DESTINATION bin COMPONENT main)
list(APPEND lib_target_files "${OpenCV_BINARY_DIR}/bin/classes.jar")
endif()
add_custom_target(${lib_target} SOURCES ${lib_proj_files} ${lib_target_files} "${OpenCV_BINARY_DIR}/${ANDROID_MANIFEST_FILE}")
add_dependencies(${lib_target} ${api_target})
add_dependencies(${the_module} ${lib_target})
endif()
endif(ANDROID)
#android test project
if(ANDROID AND BUILD_TESTS)
add_subdirectory(android_test)
endif()