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@niazangels
Created January 25, 2019 18:49
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Cmake OpenCV4 for pipenv using Anaconda python3
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-D CMAKE_INSTALL_PREFIX=/usr/local \
-D INSTALL_PYTHON_EXAMPLES=ON \
-D INSTALL_C_EXAMPLES=OFF \
-D OPENCV_ENABLE_NONFREE=ON \
-D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib/modules \
-D PYTHON_EXECUTABLE=~/.local/share/virtualenvs/kaggle-3VckuriQ/bin/python \
-D PYTHON_NUMPY_INCLUDE_DIR=~/.local/share/virtualenvs/kaggle-3VckuriQ/lib/python3.6/site-packages/numpy/core/include/ \
-D BUILD_opencv_python3=yes -D PYTHON_LIBRARY=/home/niyas/anaconda3/lib/libpython3.6m.so -D BUILD_EXAMPLES=ON ..
# Also see https://stackoverflow.com/questions/42638342/cannot-install-opencv-3-1-0-with-python3-cmake-not-including-or-linking-python
#cmake {...} -D CMAKE_BUILD_TYPE=RELEASE \
# -D CMAKE_INSTALL_PREFIX=/usr/local \
# -D INSTALL_C_EXAMPLES=OFF \
# -D INSTALL_PYTHON_EXAMPLES=ON \
# -D BUILD_EXAMPLES=ON \
# -D PYTHON3_EXECUTABLE=$(which python3) \
# -D PYTHON_INCLUDE_DIR=$(python3 -c "from distutils.sysconfig import get_python_inc; print(get_python_inc())") \
# -D PYTHON_INCLUDE_DIR2=$(python3 -c "from os.path import dirname; from distutils.sysconfig import get_config_h_filename; print(dirname(get_config_h_filename()))") \
# -D PYTHON_LIBRARY=$(python3 -c "from distutils.sysconfig import get_config_var;from os.path import dirname,join ; print(join(dirname(get_config_var('LIBPC')),get_config_var('LDLIBRARY')))") \
# -D PYTHON3_NUMPY_INCLUDE_DIRS=$(python3 -c "import numpy; print(numpy.get_include())") \
# -D PYTHON3_PACKAGES_PATH=$(python3 -c "from distutils.sysconfig import get_python_lib; print(get_python_lib())")
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