OpenCVAndroidProject.cmake

   1 # creates target "${_target}_android_project" for building standard Android project\r
   2 macro(add_android_project _target _path)\r
   3     SET (android_dependencies opencv_contrib opencv_legacy opencv_objdetect opencv_calib3d opencv_features2d opencv_video opencv_highgui opencv_ml opencv_imgproc opencv_flann opencv_core)\r
   4     if(NOT BUILD_SHARED_LIBS)\r
   5         LIST(APPEND android_dependencies opencv_androidcamera)\r
   6     endif()\r
   7 \r
   8     if (ANDROID AND CAN_BUILD_ANDROID_PROJECTS)\r
   9         file(GLOB_RECURSE res_files_all RELATIVE "${_path}" "${_path}/res/*")\r
  10         file(GLOB_RECURSE jni_files_all RELATIVE "${_path}" "${_path}/jni/*.c*" "${_path}/jni/*.h*")\r
  11         file(GLOB_RECURSE src_files_all RELATIVE "${_path}" "${_path}/src/*.java")\r
  12         \r
  13         #remove .svn \r
  14         set(res_files)\r
  15         foreach(f ${res_files_all})\r
  16             if(NOT f MATCHES "\\.svn")\r
  17                 list(APPEND res_files "${f}")\r
  18             endif()\r
  19         endforeach()\r
  20         set(jni_files)\r
  21         foreach(f ${jni_files_all})\r
  22             if(NOT f MATCHES "\\.svn")\r
  23                 list(APPEND jni_files "${f}")\r
  24             endif()\r
  25         endforeach()\r
  26         set(src_files)\r
  27         foreach(f ${src_files_all})\r
  28             if(NOT f MATCHES "\\.svn")\r
  29                 list(APPEND src_files "${f}")\r
  30             endif()\r
  31         endforeach()\r
  32 \r
  33         # get temporary location for the project\r
  34         file(RELATIVE_PATH build_path "${OpenCV_SOURCE_DIR}" "${_path}")\r
  35         SET(build_path "${CMAKE_BINARY_DIR}/${build_path}")\r
  36         \r
  37         # copy project to temporary location\r
  38         SET(${_target}_project_files)\r
  39         foreach(f ${res_files} ${src_files} "AndroidManifest.xml")\r
  40             if(NOT "${build_path}" STREQUAL "${_path}")\r
  41                 #this is not needed in case of in-source build\r
  42                 add_custom_command(\r
  43                     OUTPUT "${build_path}/${f}"\r
  44                     COMMAND ${CMAKE_COMMAND} -E copy "${_path}/${f}" "${build_path}/${f}"\r
  45                     DEPENDS "${_path}/${f}"\r
  46                     COMMENT ""\r
  47                     )\r
  48             endif()\r
  49             list(APPEND ${_target}_project_files "${build_path}/${f}")\r
  50         endforeach()\r
  51 \r
  52         # process default.properties\r
  53         file(STRINGS "${_path}/default.properties" default_properties REGEX "^android\\.library\\.reference\\.1=.+$")\r
  54         if (default_properties)\r
  55             # has opencv dependency\r
  56             file(RELATIVE_PATH OPENCV_REFERENCE_PATH "${build_path}" "${CMAKE_BINARY_DIR}")\r
  57             add_custom_command(\r
  58                 OUTPUT "${build_path}/default.properties"\r
  59                 OUTPUT "${build_path}/build.xml"\r
  60                 OUTPUT "${build_path}/local.properties"\r
  61                 OUTPUT "${build_path}/proguard.cfg"\r
  62                 COMMAND ${CMAKE_COMMAND} -E echo "" > "default.properties"\r
  63                 COMMAND ${ANDROID_EXECUTABLE} update project --name "${_target}" --target "${ANDROID_SDK_TARGET}" --library "${OPENCV_REFERENCE_PATH}" --path .\r
  64                 WORKING_DIRECTORY ${build_path}\r
  65                 DEPENDS ${${_target}_project_files}\r
  66                 DEPENDS "${CMAKE_BINARY_DIR}/default.properties"\r
  67                 DEPENDS "${CMAKE_BINARY_DIR}/AndroidManifest.xml"\r
  68                 COMMENT "Updating android project - ${_target}"\r
  69                 )\r
  70         else()\r
  71             # has no opencv dependency\r
  72             add_custom_command(\r
  73                 OUTPUT "${build_path}/default.properties"\r
  74                 OUTPUT "${build_path}/build.xml"\r
  75                 OUTPUT "${build_path}/local.properties"\r
  76                 OUTPUT "${build_path}/proguard.cfg"\r
  77                 COMMAND ${CMAKE_COMMAND} -E echo "" > "default.properties"\r
  78                 COMMAND ${ANDROID_EXECUTABLE} update project --name "${_target}" --target "${ANDROID_SDK_TARGET}" --path .\r
  79                 WORKING_DIRECTORY ${build_path}\r
  80                 DEPENDS ${${_target}_project_files}\r
  81                 COMMENT "Updating android project - ${_target}"\r
  82                 )\r
  83         endif()\r
  84         \r
  85         if("${build_path}" STREQUAL "${_path}")\r
  86             #in case of in-source build default.properties file is not generated (it is just overwritten :)\r
  87             SET_SOURCE_FILES_PROPERTIES("${build_path}/default.properties" PROPERTIES GENERATED FALSE)\r
  88         endif()\r
  89         \r
  90         list(APPEND ${_target}_project_files "${build_path}/default.properties" "${build_path}/build.xml" "${build_path}/local.properties" "${build_path}/proguard.cfg")\r
  91 \r
  92         # build native part of android project\r
  93         if(jni_files)\r
  94             INCLUDE_DIRECTORIES("${_path}/jni")\r
  95 \r
  96             FILE(STRINGS "${_path}/jni/Android.mk" JNI_LIB_NAME REGEX "LOCAL_MODULE[ ]*:=[ ]*.*" )\r
  97             string(REGEX REPLACE "LOCAL_MODULE[ ]*:=[ ]*([a-zA-Z_][a-zA-Z_0-9]*)[ ]*" "\\1" JNI_LIB_NAME "${JNI_LIB_NAME}")\r
  98 \r
  99             SET(jni_sources)\r
 100             foreach(src ${jni_files})\r
 101                 list(APPEND jni_sources "${_path}/${src}")\r
 102             endforeach()\r
 103 \r
 104             ADD_LIBRARY(${JNI_LIB_NAME} MODULE ${jni_sources})\r
 105             TARGET_LINK_LIBRARIES(${JNI_LIB_NAME} ${OPENCV_LINKER_LIBS} ${android_dependencies})\r
 106 \r
 107             set_target_properties(${JNI_LIB_NAME} PROPERTIES\r
 108                 OUTPUT_NAME "${JNI_LIB_NAME}"\r
 109                 LIBRARY_OUTPUT_DIRECTORY "${build_path}/libs/${ARMEABI_NDK_NAME}"\r
 110             )\r
 111 \r
 112             ADD_CUSTOM_COMMAND(\r
 113                 TARGET ${JNI_LIB_NAME}\r
 114                 POST_BUILD\r
 115                 COMMAND ${CMAKE_STRIP} "${build_path}/libs/${ARMEABI_NDK_NAME}/*.so"\r
 116                 )\r
 117         else()\r
 118             SET(JNI_LIB_NAME)\r
 119         endif()\r
 120 \r
 121         add_custom_command(\r
 122             OUTPUT "${build_path}/bin/${_target}-debug.apk"\r
 123             OUTPUT "${CMAKE_BINARY_DIR}/bin/${_target}.apk"\r
 124             COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug\r
 125             COMMAND ${CMAKE_COMMAND} -E copy "${build_path}/bin/${_target}-debug.apk" "${CMAKE_BINARY_DIR}/bin/${_target}.apk"\r
 126             WORKING_DIRECTORY ${build_path}\r
 127             DEPENDS ${${_target}_project_files}\r
 128             DEPENDS "${LIBRARY_OUTPUT_PATH}/libopencv_java.so"\r
 129             COMMENT "Generating bin/${_target}.apk"\r
 130         )\r
 131 \r
 132         ADD_CUSTOM_TARGET(${_target}_android_project ALL\r
 133             DEPENDS "${build_path}/bin/${_target}-debug.apk"\r
 134             DEPENDS "${CMAKE_BINARY_DIR}/bin/${_target}.apk"\r
 135             )\r
 136 \r
 137         add_dependencies(${_target}_android_project opencv_java ${JNI_LIB_NAME})\r
 138 \r
 139         if("${ARGN}" STREQUAL "INSTALL" AND INSTALL_ANDROID_EXAMPLES)\r
 140             install(FILES "${CMAKE_BINARY_DIR}/bin/${_target}.apk" DESTINATION "bin" COMPONENT main)\r
 141         endif()\r
 142     endif()\r
 143 endmacro()\r