CentOS 7安装 opencv2

CentOS 7安装 opencv2

在安装之前，要先配置好epel源，因为下面的某些安装在系统自带的源中找不到

yum -y install epel-release

首先是gcc,g++等这些基本的工具，一般都是有的。没有的话就用yum install来安装。

yum install gcc gcc-c++  
yum install cmake  
yum install python-devel numpy 

安装opencv的依赖项

yum install gtk2-devel  
yum install libdc1394-devel  
yum install libv4l-devel  
yum install gstreamer-plugins-base-devel

安装ffmpeg-devel

wget https://forensics.cert.org/cert-forensics-tools-release-el7.rpm
rpm -Uvh cert-forensics-tools-release*rpm
yum --enablerepo=forensics install ffmpeg-devel

安装opencv2

wget https://github.com/opencv/opencv/archive/2.4.13.6.zip
unzip 2.4.13.6.zip
cd opencv-2.4.13.6

mkdir build
cd build  
cmake ..  
如果报错in-source builds are not allowed
则删除CMakeCache.txt 
rm CMakeCache.txt 

make  

安装过程整理于
https://blog.csdn.net/kakitgogogo/article/details/52490010