1if(EXISTS "${ANDROID_EXECUTABLE}") 2 set(ANDROID_SDK_DETECT_QUIET TRUE) 3endif() 4 5file(TO_CMAKE_PATH "$ENV{ProgramFiles}" ProgramFiles_ENV_PATH) 6file(TO_CMAKE_PATH "$ENV{HOME}" HOME_ENV_PATH) 7 8if(CMAKE_HOST_WIN32) 9 set(ANDROID_SDK_OS windows) 10elseif(CMAKE_HOST_APPLE) 11 set(ANDROID_SDK_OS macosx) 12else() 13 set(ANDROID_SDK_OS linux) 14endif() 15 16#find android SDK: search in ANDROID_SDK first 17find_host_program(ANDROID_EXECUTABLE 18 NAMES android.bat android 19 PATH_SUFFIXES tools 20 PATHS 21 ENV ANDROID_SDK 22 DOC "Android SDK location" 23 NO_DEFAULT_PATH 24 ) 25 26# Now search default paths 27find_host_program(ANDROID_EXECUTABLE 28 NAMES android.bat android 29 PATH_SUFFIXES android-sdk-${ANDROID_SDK_OS}/tools 30 android-sdk-${ANDROID_SDK_OS}_x86/tools 31 android-sdk-${ANDROID_SDK_OS}_86/tools 32 android-sdk/tools 33 PATHS /opt 34 "${HOME_ENV_PATH}/NVPACK" 35 "$ENV{SystemDrive}/NVPACK" 36 "${ProgramFiles_ENV_PATH}/Android" 37 DOC "Android SDK location" 38 ) 39 40if(ANDROID_EXECUTABLE) 41 if(NOT ANDROID_SDK_DETECT_QUIET) 42 message(STATUS "Found android tool: ${ANDROID_EXECUTABLE}") 43 endif() 44 45 get_filename_component(ANDROID_SDK_TOOLS_PATH "${ANDROID_EXECUTABLE}" PATH) 46 47 #read source.properties 48 if(EXISTS "${ANDROID_SDK_TOOLS_PATH}/source.properties") 49 file(STRINGS "${ANDROID_SDK_TOOLS_PATH}/source.properties" ANDROID_SDK_TOOLS_SOURCE_PROPERTIES_LINES REGEX "^[ ]*[^#].*$") 50 foreach(line ${ANDROID_SDK_TOOLS_SOURCE_PROPERTIES_LINES}) 51 string(REPLACE "\\:" ":" line ${line}) 52 string(REPLACE "=" ";" line ${line}) 53 list(GET line 0 line_name) 54 list(GET line 1 line_value) 55 string(REPLACE "." "_" line_name ${line_name}) 56 SET(ANDROID_TOOLS_${line_name} "${line_value}" CACHE INTERNAL "from ${ANDROID_SDK_TOOLS_PATH}/source.properties") 57 MARK_AS_ADVANCED(ANDROID_TOOLS_${line_name}) 58 endforeach() 59 endif() 60 61 #fix missing revision (SDK tools before r9 don't set revision number correctly) 62 if(NOT ANDROID_TOOLS_Pkg_Revision) 63 SET(ANDROID_TOOLS_Pkg_Revision "Unknown" CACHE INTERNAL "") 64 MARK_AS_ADVANCED(ANDROID_TOOLS_Pkg_Revision) 65 endif() 66 67 #fix missing description 68 if(NOT ANDROID_TOOLS_Pkg_Desc) 69 SET(ANDROID_TOOLS_Pkg_Desc "Android SDK Tools, revision ${ANDROID_TOOLS_Pkg_Revision}." CACHE INTERNAL "") 70 MARK_AS_ADVANCED(ANDROID_TOOLS_Pkg_Desc) 71 endif() 72 73 #warn about outdated SDK 74 if(NOT ANDROID_TOOLS_Pkg_Revision GREATER 13) 75 SET(ANDROID_TOOLS_Pkg_Desc "${ANDROID_TOOLS_Pkg_Desc} It is recommended to update your SDK tools to revision 14 or newer." CACHE INTERNAL "") 76 endif() 77 78 if(ANDROID_TOOLS_Pkg_Revision GREATER 13) 79 SET(ANDROID_PROJECT_PROPERTIES_FILE project.properties) 80 SET(ANDROID_ANT_PROPERTIES_FILE ant.properties) 81 else() 82 SET(ANDROID_PROJECT_PROPERTIES_FILE default.properties) 83 SET(ANDROID_ANT_PROPERTIES_FILE build.properties) 84 endif() 85 86 set(ANDROID_MANIFEST_FILE AndroidManifest.xml) 87 set(ANDROID_LIB_PROJECT_FILES build.xml local.properties proguard-project.txt ${ANDROID_PROJECT_PROPERTIES_FILE}) 88 set(ANDROID_PROJECT_FILES ${ANDROID_LIB_PROJECT_FILES}) 89 90 #get installed targets 91 if(ANDROID_TOOLS_Pkg_Revision GREATER 11) 92 execute_process(COMMAND ${ANDROID_EXECUTABLE} list target -c 93 RESULT_VARIABLE ANDROID_PROCESS 94 OUTPUT_VARIABLE ANDROID_SDK_TARGETS 95 ERROR_VARIABLE ANDROID_PROCESS_ERRORS 96 OUTPUT_STRIP_TRAILING_WHITESPACE 97 ) 98 string(REGEX MATCHALL "[^\n]+" ANDROID_SDK_TARGETS "${ANDROID_SDK_TARGETS}") 99 else() 100 #old SDKs (r11 and older) don't provide compact list 101 execute_process(COMMAND ${ANDROID_EXECUTABLE} list target 102 RESULT_VARIABLE ANDROID_PROCESS 103 OUTPUT_VARIABLE ANDROID_SDK_TARGETS_FULL 104 ERROR_VARIABLE ANDROID_PROCESS_ERRORS 105 OUTPUT_STRIP_TRAILING_WHITESPACE 106 ) 107 string(REGEX MATCHALL "(^|\n)id: [0-9]+ or \"([^\n]+[0-9+])\"(\n|$)" ANDROID_SDK_TARGETS_FULL "${ANDROID_SDK_TARGETS_FULL}") 108 109 SET(ANDROID_SDK_TARGETS "") 110 if(ANDROID_PROCESS EQUAL 0) 111 foreach(line ${ANDROID_SDK_TARGETS_FULL}) 112 string(REGEX REPLACE "(^|\n)id: [0-9]+ or \"([^\n]+[0-9+])\"(\n|$)" "\\2" line "${line}") 113 list(APPEND ANDROID_SDK_TARGETS "${line}") 114 endforeach() 115 endif() 116 endif() 117 118 if(NOT ANDROID_PROCESS EQUAL 0) 119 message(ERROR "Failed to get list of installed Android targets.") 120 set(ANDROID_EXECUTABLE "ANDROID_EXECUTABLE-NOTFOUND") 121 endif() 122 123 # clear ANDROID_SDK_TARGET if no target is provided by user 124 if(NOT ANDROID_SDK_TARGET) 125 set(ANDROID_SDK_TARGET "" CACHE STRING "Android SDK target for the OpenCV Java API and samples") 126 endif() 127 if(ANDROID_SDK_TARGETS) 128 set_property( CACHE ANDROID_SDK_TARGET PROPERTY STRINGS ${ANDROID_SDK_TARGETS} ) 129 endif() 130endif(ANDROID_EXECUTABLE) 131 132# finds minimal installed SDK target compatible with provided names or API levels 133# usage: 134# get_compatible_android_api_level(VARIABLE [level1] [level2] ...) 135macro(android_get_compatible_target VAR) 136 set(${VAR} "${VAR}-NOTFOUND") 137 if(ANDROID_SDK_TARGETS) 138 list(GET ANDROID_SDK_TARGETS 0 __lvl) 139 string(REGEX MATCH "[0-9]+$" __lvl "${__lvl}") 140 141 #find minimal level mathing to all provided levels 142 foreach(lvl ${ARGN}) 143 string(REGEX MATCH "[0-9]+$" __level "${lvl}") 144 if(__level GREATER __lvl) 145 set(__lvl ${__level}) 146 endif() 147 endforeach() 148 149 #search for compatible levels 150 foreach(lvl ${ANDROID_SDK_TARGETS}) 151 string(REGEX MATCH "[0-9]+$" __level "${lvl}") 152 if(__level EQUAL __lvl) 153 #look for exact match 154 foreach(usrlvl ${ARGN}) 155 if("${usrlvl}" STREQUAL "${lvl}") 156 set(${VAR} "${lvl}") 157 break() 158 endif() 159 endforeach() 160 if("${${VAR}}" STREQUAL "${lvl}") 161 break() #exact match was found 162 elseif(NOT ${VAR}) 163 set(${VAR} "${lvl}") 164 endif() 165 elseif(__level GREATER __lvl) 166 if(NOT ${VAR}) 167 set(${VAR} "${lvl}") 168 endif() 169 break() 170 endif() 171 endforeach() 172 173 unset(__lvl) 174 unset(__level) 175 endif() 176endmacro() 177 178unset(__android_project_chain CACHE) 179 180# add_android_project(target_name ${path} NATIVE_DEPS opencv_core LIBRARY_DEPS ${OpenCV_BINARY_DIR} SDK_TARGET 11) 181macro(add_android_project target path) 182 # parse arguments 183 set(android_proj_arglist NATIVE_DEPS LIBRARY_DEPS SDK_TARGET IGNORE_JAVA IGNORE_MANIFEST COPY_LIBS) 184 set(__varname "android_proj_") 185 foreach(v ${android_proj_arglist}) 186 set(${__varname}${v} "") 187 endforeach() 188 foreach(arg ${ARGN}) 189 set(__var "${__varname}") 190 foreach(v ${android_proj_arglist}) 191 if("${v}" STREQUAL "${arg}") 192 set(__varname "android_proj_${v}") 193 break() 194 endif() 195 endforeach() 196 if(__var STREQUAL __varname) 197 list(APPEND ${__var} "${arg}") 198 endif() 199 endforeach() 200 201 # get compatible SDK target 202 android_get_compatible_target(android_proj_sdk_target ${ANDROID_NATIVE_API_LEVEL} ${android_proj_SDK_TARGET}) 203 204 if(NOT android_proj_sdk_target) 205 message(WARNING "Can not find any SDK target compatible with: ${ANDROID_NATIVE_API_LEVEL} ${android_proj_SDK_TARGET} 206 The project ${target} will not be build") 207 endif() 208 209 # check native dependencies 210 if(android_proj_IGNORE_JAVA) 211 ocv_check_dependencies(${android_proj_NATIVE_DEPS}) 212 else() 213 ocv_check_dependencies(${android_proj_NATIVE_DEPS} opencv_java) 214 endif() 215 216 if(EXISTS "${path}/jni/Android.mk" ) 217 # find if native_app_glue is used 218 file(STRINGS "${path}/jni/Android.mk" NATIVE_APP_GLUE REGEX ".*(call import-module,android/native_app_glue)" ) 219 if(NATIVE_APP_GLUE) 220 if(ANDROID_NATIVE_API_LEVEL LESS 9 OR NOT EXISTS "${ANDROID_NDK}/sources/android/native_app_glue") 221 set(OCV_DEPENDENCIES_FOUND FALSE) 222 endif() 223 endif() 224 endif() 225 226 if(OCV_DEPENDENCIES_FOUND AND android_proj_sdk_target AND ANDROID_EXECUTABLE AND ANT_EXECUTABLE AND ANDROID_TOOLS_Pkg_Revision GREATER 13 AND EXISTS "${path}/${ANDROID_MANIFEST_FILE}") 227 228 project(${target}) 229 set(android_proj_bin_dir "${CMAKE_CURRENT_BINARY_DIR}/.build") 230 231 # get project sources 232 file(GLOB_RECURSE android_proj_files RELATIVE "${path}" "${path}/res/*" "${path}/src/*") 233 234 if(NOT android_proj_IGNORE_MANIFEST) 235 list(APPEND android_proj_files ${ANDROID_MANIFEST_FILE}) 236 endif() 237 238 # copy sources out from the build tree 239 set(android_proj_file_deps "") 240 foreach(f ${android_proj_files}) 241 add_custom_command( 242 OUTPUT "${android_proj_bin_dir}/${f}" 243 COMMAND ${CMAKE_COMMAND} -E copy "${path}/${f}" "${android_proj_bin_dir}/${f}" 244 MAIN_DEPENDENCY "${path}/${f}" 245 COMMENT "Copying ${f}") 246 list(APPEND android_proj_file_deps "${path}/${f}" "${android_proj_bin_dir}/${f}") 247 endforeach() 248 249 set(android_proj_lib_deps_commands "") 250 set(android_proj_target_files ${ANDROID_PROJECT_FILES}) 251 ocv_list_add_prefix(android_proj_target_files "${android_proj_bin_dir}/") 252 253 # process Android library dependencies 254 foreach(dep ${android_proj_LIBRARY_DEPS}) 255 file(RELATIVE_PATH __dep "${android_proj_bin_dir}" "${dep}") 256 list(APPEND android_proj_lib_deps_commands 257 COMMAND ${ANDROID_EXECUTABLE} --silent update project --path "${android_proj_bin_dir}" --library "${__dep}") 258 endforeach() 259 260 # fix Android project 261 add_custom_command( 262 OUTPUT ${android_proj_target_files} 263 COMMAND ${CMAKE_COMMAND} -E remove ${android_proj_target_files} 264 COMMAND ${ANDROID_EXECUTABLE} --silent update project --path "${android_proj_bin_dir}" --target "${android_proj_sdk_target}" --name "${target}" 265 ${android_proj_lib_deps_commands} 266 MAIN_DEPENDENCY "${android_proj_bin_dir}/${ANDROID_MANIFEST_FILE}" 267 DEPENDS "${path}/${ANDROID_MANIFEST_FILE}" 268 COMMENT "Updating Android project at ${path}. SDK target: ${android_proj_sdk_target}" 269 ) 270 271 list(APPEND android_proj_file_deps ${android_proj_target_files}) 272 273 # build native part 274 file(GLOB_RECURSE android_proj_jni_files "${path}/jni/*.c" "${path}/jni/*.h" "${path}/jni/*.cpp" "${path}/jni/*.hpp") 275 ocv_list_filterout(android_proj_jni_files "\\\\.svn") 276 277 if(android_proj_jni_files AND EXISTS ${path}/jni/Android.mk AND NOT DEFINED JNI_LIB_NAME) 278 # find local module name in Android.mk file to build native lib 279 file(STRINGS "${path}/jni/Android.mk" JNI_LIB_NAME REGEX "LOCAL_MODULE[ ]*:=[ ]*.*" ) 280 string(REGEX REPLACE "LOCAL_MODULE[ ]*:=[ ]*([a-zA-Z_][a-zA-Z_0-9]*)[ ]*" "\\1" JNI_LIB_NAME "${JNI_LIB_NAME}") 281 282 if(JNI_LIB_NAME) 283 if(NATIVE_APP_GLUE) 284 include_directories(${ANDROID_NDK}/sources/android/native_app_glue) 285 list(APPEND android_proj_jni_files ${ANDROID_NDK}/sources/android/native_app_glue/android_native_app_glue.c) 286 ocv_warnings_disable(CMAKE_C_FLAGS -Wstrict-prototypes -Wunused-parameter -Wmissing-prototypes) 287 set(android_proj_NATIVE_DEPS ${android_proj_NATIVE_DEPS} android) 288 endif() 289 290 add_library(${JNI_LIB_NAME} MODULE ${android_proj_jni_files}) 291 ocv_target_include_modules_recurse(${JNI_LIB_NAME} ${android_proj_NATIVE_DEPS}) 292 ocv_target_include_directories(${JNI_LIB_NAME} "${path}/jni") 293 ocv_target_link_libraries(${JNI_LIB_NAME} ${OPENCV_LINKER_LIBS} ${android_proj_NATIVE_DEPS}) 294 295 set_target_properties(${JNI_LIB_NAME} PROPERTIES 296 OUTPUT_NAME "${JNI_LIB_NAME}" 297 LIBRARY_OUTPUT_DIRECTORY "${android_proj_bin_dir}/libs/${ANDROID_NDK_ABI_NAME}" 298 ) 299 300 get_target_property(android_proj_jni_location "${JNI_LIB_NAME}" LOCATION) 301 if (NOT (CMAKE_BUILD_TYPE MATCHES "debug")) 302 add_custom_command(TARGET ${JNI_LIB_NAME} POST_BUILD COMMAND ${CMAKE_STRIP} --strip-unneeded "${android_proj_jni_location}") 303 endif() 304 endif() 305 endif() 306 307 # build java part 308 if(android_proj_IGNORE_JAVA) 309 add_custom_command( 310 OUTPUT "${android_proj_bin_dir}/bin/${target}-debug.apk" 311 COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug 312 COMMAND ${CMAKE_COMMAND} -E touch "${android_proj_bin_dir}/bin/${target}-debug.apk" # needed because ant does not update the timestamp of updated apk 313 WORKING_DIRECTORY "${android_proj_bin_dir}" 314 MAIN_DEPENDENCY "${android_proj_bin_dir}/${ANDROID_MANIFEST_FILE}" 315 DEPENDS ${android_proj_file_deps} ${JNI_LIB_NAME}) 316 else() 317 add_custom_command( 318 OUTPUT "${android_proj_bin_dir}/bin/${target}-debug.apk" 319 COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug 320 COMMAND ${CMAKE_COMMAND} -E touch "${android_proj_bin_dir}/bin/${target}-debug.apk" # needed because ant does not update the timestamp of updated apk 321 WORKING_DIRECTORY "${android_proj_bin_dir}" 322 MAIN_DEPENDENCY "${android_proj_bin_dir}/${ANDROID_MANIFEST_FILE}" 323 DEPENDS "${OpenCV_BINARY_DIR}/bin/classes.jar.dephelper" opencv_java # as we are part of OpenCV we can just force this dependency 324 DEPENDS ${android_proj_file_deps} ${JNI_LIB_NAME}) 325 endif() 326 327 unset(JNI_LIB_NAME) 328 329 add_custom_target(${target} ALL SOURCES "${android_proj_bin_dir}/bin/${target}-debug.apk" ) 330 if(NOT android_proj_IGNORE_JAVA) 331 add_dependencies(${target} opencv_java) 332 endif() 333 if(android_proj_native_deps) 334 add_dependencies(${target} ${android_proj_native_deps}) 335 endif() 336 337 if (android_proj_COPY_LIBS OR ANDROID_EXAMPLES_WITH_LIBS) 338 message(STATUS "Android project with libs: " ${target}) 339 add_custom_target( 340 ${target}_copy_libs 341 COMMAND ${CMAKE_COMMAND} -DSRC_DIR=${OpenCV_BINARY_DIR}/lib -DDST_DIR=${android_proj_bin_dir}/libs -P ${OpenCV_SOURCE_DIR}/cmake/copyAndroidLibs.cmake 342 WORKING_DIRECTORY ${OpenCV_BINARY_DIR}/lib 343 ) 344 add_dependencies(${target} ${target}_copy_libs) 345 if (ANDROID_EXAMPLES_WITH_LIBS) 346 add_dependencies(${target}_copy_libs "${OpenCV_BINARY_DIR}/bin/classes.jar.dephelper" opencv_java) 347 endif() 348 endif() 349 350 if(__android_project_chain) 351 add_dependencies(${target} ${__android_project_chain}) 352 endif() 353 set(__android_project_chain ${target} CACHE INTERNAL "auxiliary variable used for Android progects chaining") 354 355 # put the final .apk to the OpenCV's bin folder 356 add_custom_command(TARGET ${target} POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy "${android_proj_bin_dir}/bin/${target}-debug.apk" "${OpenCV_BINARY_DIR}/bin/${target}.apk") 357 if(INSTALL_ANDROID_EXAMPLES AND "${target}" MATCHES "^example-") 358 #apk 359 install(FILES "${OpenCV_BINARY_DIR}/bin/${target}.apk" DESTINATION "samples" COMPONENT samples) 360 get_filename_component(sample_dir "${path}" NAME) 361 #java part 362 list(REMOVE_ITEM android_proj_files ${ANDROID_MANIFEST_FILE}) 363 foreach(f ${android_proj_files} ${ANDROID_MANIFEST_FILE}) 364 get_filename_component(install_subdir "${f}" PATH) 365 install(FILES "${android_proj_bin_dir}/${f}" DESTINATION "samples/${sample_dir}/${install_subdir}" COMPONENT samples) 366 endforeach() 367 #jni part + eclipse files 368 file(GLOB_RECURSE jni_files RELATIVE "${path}" "${path}/jni/*" "${path}/.cproject") 369 ocv_list_filterout(jni_files "\\\\.svn") 370 foreach(f ${jni_files} ".classpath" ".project" ".settings/org.eclipse.jdt.core.prefs") 371 get_filename_component(install_subdir "${f}" PATH) 372 install(FILES "${path}/${f}" DESTINATION "samples/${sample_dir}/${install_subdir}" COMPONENT samples) 373 endforeach() 374 #update proj 375 if(android_proj_lib_deps_commands) 376 set(inst_lib_opt " --library ../../sdk/java") 377 endif() 378 install(CODE "EXECUTE_PROCESS(COMMAND ${ANDROID_EXECUTABLE} --silent update project --path . --target \"${android_proj_sdk_target}\" --name \"${target}\" ${inst_lib_opt} 379 WORKING_DIRECTORY \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/samples/${sample_dir}\" 380 )" COMPONENT samples) 381 #empty 'gen' 382 install(CODE "MAKE_DIRECTORY(\"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/samples/${sample_dir}/gen\")" COMPONENT samples) 383 endif() 384 endif() 385endmacro() 386