树莓派安装opencv
时间: 2023-10-10 09:14:40 浏览: 22
可以按照以下步骤在树莓派上安装OpenCV:
1. 更新树莓派的软件源:
```
sudo apt-get update
sudo apt-get upgrade
```
2. 安装所需的依赖项:
```
sudo apt-get install build-essential cmake pkg-config
sudo apt-get install libjpeg-dev libtiff5-dev libjasper-dev libpng12-dev
sudo apt-get install libavcodec-dev libavformat-dev libswscale-dev libv4l-dev
sudo apt-get install libxvidcore-dev libx264-dev
sudo apt-get install libgtk2.0-dev libgtk-3-dev
sudo apt-get install libatlas-base-dev gfortran
```
3. 下载 OpenCV 源代码:
```
cd ~
wget -O opencv.zip https://github.com/opencv/opencv/archive/4.5.0.zip
unzip opencv.zip
wget -O opencv_contrib.zip https://github.com/opencv/opencv_contrib/archive/4.5.0.zip
unzip opencv_contrib.zip
```
4. 编译并安装 OpenCV:
```
cd ~/opencv-4.5.0/
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-D CMAKE_INSTALL_PREFIX=/usr/local \
-D INSTALL_PYTHON_EXAMPLES=ON \
-D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib-4.5.0/modules \
-D BUILD_EXAMPLES=ON ..
make -j4
sudo make install
sudo ldconfig
```
5. 验证 OpenCV 是否安装成功:
```
python3
>>> import cv2
>>> cv2.__version__
'4.5.0'
```
如果没有出现错误并且版本号为 4.5.0,说明 OpenCV 已经成功安装在树莓派上了。