opencv3.4.4源码包,可编译安装。unzip OpenCV 3.4.4.zip
cd 到源码目录
mkdir release
sudo apt-get install build-essential cmake libgtk2.0-dev pkg-config python-dev python-numpy libavcodec-dev libavformat-dev libswscale-dev
cd release
cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local ..
sudo make install
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