1. 下载opencv安装包
官网地址:https://opencv.org/releases/
2. 安装依赖
sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev
sudo apt-get install libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libdc1394-22-dev
sudo add-apt-repository "deb http://security.ubuntu.com/ubuntu xenial-security main"
sudo apt-get update
sudo apt install libjasper1 libjasper-dev
3. 编译安装
3.1 正常编译
mkdir build && cd build
cmake .. -DWITH_QT=ON -DBUILD_TIFF=ON -DOPENCV_GENERATE_PKGCONFIG=ON -DCMAKE_INSTALL_PREFIX=/usr/local
sudo make -j16
sudo make install
如果出现CMAKE_PREFIX_PATH doesn't help CMake in finding Qt5
错误,则在终端中输入apt-get install qtbase5-dev qtdeclarative5-dev
安装QT安装包以解决问题。
3.2 编译opencv_contrib
- 通过以下命令下载opencv_contrib:
git clone https://github.com/opencv/opencv_contrib.git
或者
git clone [email protected]:opencv/opencv_contrib.git
- 配置cmake
cmake .. -DWITH_QT=ON -DWITH_CUDA=ON -DBUILD_TIFF=ON -DOPENCV_GENERATE_PKGCONFIG=ON -DCMAKE_INSTALL_PREFIX=/usr/local -DOPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules/ -DBUILD_opencv_xfeatures2d=OFF
- make install
sudo make -j16
sudo make install
4. 配置环境变量
pkg-config --cflags opencv4
sudo gedit /etc/ld.so.conf.d/opencv.conf
输入
/usr/local/lib