centos-opencv-install

1.解压后进入目录并创建build目录
cd opencv-3.3.1
mkdir build

2. 安装预编译环境
sudo yum -y install epel-release
sudo yum -y install git gcc gcc-c++ cmake3
sudo yum -y install gtk2-devel
sudo yum install -y libpng-devel
sudo yum install -y jasper-devel
sudo yum install -y openexr-devel
sudo yum install -y libwebp-devel
sudo yum -y install libjpeg-turbo-devel
sudo yum install -y freeglut-devel mesa-libGL mesa-libGL-devel
sudo yum -y install libtiff-devel
sudo yum -y install libdc1394-devel
sudo yum -y install tbb-devel eigen3-devel
sudo yum -y install boost boost-thread boost-devel
sudo yum -y install libv4l-devel
sudo yum -y install gstreamer-plugins-base-devel

3. 编译安装OpenCV
cd build
cmake3 -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/usr/local ..
make -j$(nproc)  // cpu数  make -j4
make install

4.验证
opencv_version

5.参考
https://blog.csdn.net/whudee/article/details/93379780
https://blog.csdn.net/dhz625/article/details/111476286