1. 下载

下载opencv4.10

2. 编译opencv

2.1 安装依赖库

sudo apt install -y g ++

sudo apt install -y cmake

sudo apt install -y make

sudo apt install -y wget

sudo apt install -y unzip

sudo apt-get install build-essential libgtk2.0-dev libgtk-3-devlibavcodec-dev libavformat-dev libjpeg-dev libswscale-dev libtiff5-dev

sudo apt-get install pkg-config #这个依赖也要装，要不最后会出现报错，验证的时候。

2.2 编译安装

unzip opencv4.10

mkdir build

cd build

sudo cmake -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/user/local ..

sudo mkae -j4

sudo make install

编译结束