opencv在linux下安装

官网

官方文档

github仓库

安装依赖

[compiler] sudo apt-get install build-essential
[required] sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev
[optional] sudo apt-get install python-dev python-numpy libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev libdc1394-22-dev

报错及解决

libjasper1 libjasper-dev 找不到

参考博客 Ubuntu18.04下安装OpenCv依赖包libjasper-dev无法安装的问题

sudo add-apt-repository "deb http://security.ubuntu.com/ubuntu xenial-security main"
sudo apt update
sudo apt install libjasper1 libjasper-dev

源添加失败，但是手动加入成功了

下载opencv

git clone https://github.com/opencv/opencv.git

编译安装

// 添加build文件夹
mkdir build 
open build
cmake ..

测试

cd /home/darkwind/download/opcv/opencv/samples/python
python browse.py