Build OpenCV4 on macOS mojave using conda python

build_opencv_mojave.sh

#!/bin/sh
# Replace all python3.5 with your version
export CONDA_ENV_DIR=~/miniconda3/envs/cv
export CPLUS_INCLUDE_PATH=$CONDA_ENV_DIR/lib/python3.5
export OPENCV_CONTRIB_DIR=~/Documents/code/learning/python/opencv/opencv_contrib

cmake -D CMAKE_BUILD_TYPE=RELEASE \
    -D CMAKE_INSTALL_PREFIX=/usr/local \
    -D OPENCV_EXTRA_MODULES_PATH=$OPENCV_CONTRIB_DIR/modules \
    -D PYTHON3_LIBRARY=$CONDA_ENV_DIR/lib/python3.5m.dylib \
    -D PYTHON3_INCLUDE_DIR=$CONDA_ENV_DIR/include/python3.5m \
    -D PYTHON3_EXECUTABLE=$CONDA_ENV_DIR/bin/python \
    -D PYTHON3_PACKAGES_PATH=$CONDA_ENV_DIR/lib/python3.5/site-packages \
    -D BUILD_opencv_python2=OFF \
    -D BUILD_opencv_python3=ON \
    -D INSTALL_PYTHON_EXAMPLES=ON \
    -D INSTALL_C_EXAMPLES=OFF \
    -D OPENCV_ENABLE_NONFREE=ON \
    -DWITH_IPP=ON \
    -D BUILD_EXAMPLES=ON ..