Build opencv4.0.1 & opencv_contrib for Android on macOS

Related-post:

Build opencv & opencv_contrib for Android on Windows

Start

• Install CMake: https://cmake.org/download/
• Download ndkr16b (OpenCV 4.0.1 this must be Android NDK r16b): https://developer.android.com/ndk/downloads/older_releases
• Open CMake-GUI

• Click Configure

• Point to “/Volumes/Soft/_Program_Files/opencvfull/opencv-4.0.1/platforms/android/android.toolchain.cmake”

• Check and update CMake program if it can not auto detect. The CMake version need to update respective.

CMAKE_MAKE_PROGRAM = /Users/nhancao/Library/Android/sdk/cmake/3.6.4111459/bin/ninja