Windows平台 交叉编译 Android OpenCV

编译工具

cmake

MinGW-W64

• version: MinGW-W64 GCC-5.4.0 x86_64-win32-sjlj

添加到系统环境变量PATH

ant

• version: apache-ant-1.10.12-bin.zip

cmake_gui -> add entry

• ANDROID_ABI: arm64-v8a
• ANDROID_SDK: D:/ProgramData/Android/Sdk
• ANDROID_NDK: D:/ProgramData/Android/Sdk/ndk/17.2.4988734
• ANDROID_NATIVATE_API_LEVEL: 25
• ANDROID_STL: c++_shared
• ANT_EXECUTABLE: D:/Program Files/apache-ant-1.10.12/bin

CMake Error at cmake/android/OpenCVDetectAndroidSDK.cmake:184 (message):
  Android SDK: Can't build Android projects as requested by
  BUILD_ANDROID_PROJECTS=ON variable.

  Use BUILD_ANDROID_PROJECTS=OFF to prepare Android project files without
  building them
Call Stack (most recent call first):
  CMakeLists.txt:645 (include)

BUILD_ANDROID_PROJECTS: ON -> OFF

添加 opencv-contrib

• OPENCV_EXTRA_MODULES_PATH: D:/ProgramData/Android/opencv/opencv_contrib-3.4.3/modules
• BUILD_ANDROID_PROJECTS=OFF
• BUILD_ANDROID_EXAMPLES=ON
• BUILD_PERF_TESTS=OFF
• BUILD_TESTS=OFF
• BUILD_opencv_world=OFF
• BUILD_SHARED_LIBS=OFF
• WITH_OPENCL=ON 移动端的并行架构支持
• WITH_OPENCL_SVM=ON 开启共享虚拟内存