树莓派C++安装opencv3.4.3
时间: 2023-12-01 09:42:11 浏览: 63
树莓派C++安装OpenCV3.4.3的步骤如下:
1. 下载OpenCV安装包和OpenCV_contrib安装包:
```shell
cd ~
wget -O opencv.zip https://github.com/opencv/opencv/archive/3.4.3.zip
unzip opencv.zip
wget -O opencv_contrib.zip https://github.com/opencv/opencv_contrib/archive/3.4.3.zip
unzip opencv_contrib.zip
```
2. 安装依赖项:
```shell
sudo apt-get update
sudo apt-get upgrade
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. 创建并进入一个build目录:
```shell
cd ~/opencv-3.4.3/
mkdir build
cd build
```
4. 配置CMake:
```shell
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-D CMAKE_INSTALL_PREFIX=/usr/local \
-D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib-3.4.3/modules \
-D ENABLE_NEON=ON \
-D ENABLE_VFPV3=ON \
-D BUILD_TESTS=OFF \
-D INSTALL_PYTHON_EXAMPLES=OFF \
-D BUILD_EXAMPLES=OFF ..
```
5. 编译OpenCV:
```shell
make -j4
```
这个过程可能需要几个小时,取决于你的树莓派版本和配置。
6. 安装OpenCV:
```shell
sudo make install
sudo ldconfig
```
7. 验证OpenCV是否安装成功:
```shell
pkg-config --modversion opencv
```
如果成功安装,将会输出OpenCV的版本号。