Ubuntu下安装OpenCV2.4.9

依赖包安装

sudo apt-get update

sudo apt-get install build-essential

sudo apt-get install libgtk2.0-dev libavcodec-dev libavformat-dev libtiff4-dev libswscale-dev libjasper-dev

sudo apt-get install cmake

sudo apt-get install pkg-config

解压opencv

unzip opencv-2.4.9.zip

cd opencv-2.4.9

mkdir release

cd release

cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local ..

编译

make -j4

sudo make install

配置

echo “# Use OpenCV and other custom-built libraries.” >> ~/.bashrc

echo “export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib/” >> ~/.bashrc

source ~/.bashrc

sudo ldconfig -v

sudo gedit/etc/profile

新增 export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig

测试

cd opencv-2.4.9/samples/cpp

g++ edge.cpp -lopencv_core -lopencv_imgproc -lopencv_highgui -o edge

./edge