# download pre-compiled opencv lib
OPENCV_URL=https://paddleseg.bj.bcebos.com/deploy/docker/opencv3gcc4.8.tar.bz2 if [ ! -d "./deps/opencv3gcc4.8" ]; then
mkdir -p deps cd deps wget -c ${OPENCV_URL}
tar xvfj opencv3gcc4.8.tar.bz2 rm -rf opencv3gcc4.8.tar.bz2
cd .. fi