centos6下安装opencv3

环境

centos6.5

opencv3.4.3

python3.4.9

下载

opencv可从GitHub下载https://github.com/opencv/opencv/tree/3.4.3可自行选择版本

python可从官网上下载https://www.python.org/downloads/source/

安装python

编译安装需要依赖gcc
yum install gcc -y
tar -zxvf Python-3.4.9.tgz
cd Python-3.4.9
./configure --prefix=/opt/python3
make
make install

这时默认的还是python2

mv /usr/bin/python /usr/bin/python_old2

创建python新链接

ln -s /opt/python3/bin/python3 /usr/bin/python

配置成功

但是这样直接该可能会对其他组件产生影响,比如在用yum的时候就会出File "/usr/bin/yum", line 30

这时需要修改/usr/bin/yum

安装opencv

安装依赖包
yum install cmake gcc-c++ git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev -y
yum install ant -y(如果安装目录下需要java,则需要安装ant依赖)

unzip opencv-3.4.3.zip
cd opencv-3.4.3
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/opt/opencv ..

make

make isntall

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转载自www.cnblogs.com/timeTraveler/p/9880544.html