centos下安装OpenCV
时间: 2023-08-23 17:06:35 浏览: 71
在CentOS下安装OpenCV,可以按照以下步骤进行操作:
1. 更新系统和软件包:
```
sudo yum update
```
2. 安装必要的依赖项:
```
sudo yum install epel-release
sudo yum install cmake gcc gcc-c++ gtk2-devel numpy eigen3-devel tbb-devel
```
3. 下载OpenCV源代码:
```
wget -O opencv.zip https://github.com/opencv/opencv/archive/master.zip
unzip opencv.zip
```
4. 创建并进入一个build目录:
```
mkdir build
cd build
```
5. 使用CMake配置和生成构建脚本:
```
cmake ../opencv-master
```
6. 编译和安装OpenCV:
```
make
sudo make install
```
7. 配置动态链接库:
```
sudo ldconfig
```
完成上述步骤后,OpenCV将成功安装在您的CentOS系统中。您可以使用示例代码测试安装是否成功。
相关问题
centos安装opencv
你可以按照以下步骤在CentOS上安装OpenCV:
1. 更新系统:
```
sudo yum update
```
2. 安装依赖项:
```
sudo yum install epel-release
sudo yum install cmake git gcc gcc-c++ pkgconfig
sudo yum install python3 python3-devel python3-pip
sudo yum install gtk2-devel numpy
```
3. 克隆OpenCV存储库:
```
git clone https://github.com/opencv/opencv.git
cd opencv
```
4. 创建并进入构建目录:
```
mkdir build
cd build
```
5. 配置CMake:
```
cmake ..
```
6. 编译和安装OpenCV:
```
make
sudo make install
```
7. 配置OpenCV库路径:
```
sudo echo "/usr/local/lib" >> /etc/ld.so.conf.d/opencv.conf
sudo ldconfig
```
8. 验证安装:
```
python3 -c "import cv2; print(cv2.__version__)"
```
这些步骤将在CentOS上安装OpenCV,并通过验证确保安装成功。希望对你有所帮助!
centos7安装opencv
下面是在 CentOS 7 系统上安装 OpenCV 的一些步骤:
1. 更新系统软件包:
```
sudo yum update
```
2. 安装必要的软件包:
```
sudo yum install cmake gcc gcc-c++ gtk2-devel pkgconfig python-devel python-numpy python3-devel python3-numpy ffmpeg-devel libpng-devel libjpeg-turbo-devel jasper-devel openexr-devel libtiff-devel libwebp-devel tbb-devel eigen3-devel
```
3. 下载 OpenCV 源代码:
```
wget -O opencv.zip https://github.com/opencv/opencv/archive/4.5.1.zip
wget -O opencv_contrib.zip https://github.com/opencv/opencv_contrib/archive/4.5.1.zip
unzip opencv.zip
unzip opencv_contrib.zip
```
4. 创建并进入一个 build 目录:
```
mkdir -p ~/opencv_build && cd ~/opencv_build
```
5. 使用 CMake 进行编译:
```
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-D CMAKE_INSTALL_PREFIX=/usr/local \
-D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib-4.5.1/modules \
-D PYTHON_EXECUTABLE=/usr/bin/python3 \
-D BUILD_opencv_python3=yes \
-D BUILD_opencv_python2=no \
-D WITH_TBB=ON \
-D WITH_V4L=ON \
-D WITH_QT=ON \
-D WITH_OPENGL=ON \
-D WITH_CUDA=OFF \
-D BUILD_TESTS=OFF \
-D BUILD_PERF_TESTS=OFF \
-D BUILD_EXAMPLES=OFF \
-D BUILD_opencv_java=OFF \
-D BUILD_opencv_python_bindings_generator=OFF \
-D BUILD_opencv_python_tests=OFF \
../opencv-4.5.1/
```
6. 编译和安装:
```
make -j$(nproc)
sudo make install
```
7. 验证 OpenCV 安装:
```
pkg-config --modversion opencv4
```
如果一切正常,应该会输出 OpenCV 的版本号。