Ubuntu16.04-安装opencv3.0

1.搭建编译环境

sudo apt-get install build-essential

2.安装依赖库

sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev

sudo apt-get install python-dev python-numpy libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev libdc1394-22-dev

3.下载opencv3.0

mkdir ~/opencv  #创建opencv文件夹，用于存放opencv文件

cd ~/opencv

wget https://github.com/Itseez/opencv/archive/3.0.0-alpha.zip -O opencv-3.0.0-alpha.zip

unzip opencv-3.0.0-alpha.zip

4.安装opencv

cd ~/opencv/opencv-3.0.0-alpha

cmake .

sudo make    #编译比较慢

sudo make install

sudo /bin/bash -c 'echo "/usr/local/lib" > /etc/ld.so.conf.d/opencv.conf'    #给opencv添加动态链接库目录

sudo ldconfig  

5.编译samples例程

cd samples

sudo cmake .

sudo make -j $(nproc)

6.测试

cd cpp/

./cpp-example-facedetect lena.jpg

7.结果