ubuntu16.04安装编译opencv3.2

1.下载opencv-3.2.0和opencv_contrib-3.2.0安装包

2.

$　sudo apt-get install build-essential
$  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

$　cd /opencv-3.2.0
$　mkdir　build
$　cd /build
$ cmake -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/usr/local -D OPENCV_EXTRA_MODULES_PATH=/home/xiaoyi/opencv_contrib-3.2.0/modules/ ..

$ make
$　sudo make install
$　sudo gedit /etc/bash.bashrc
添加环境变量
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig export PKG_CONFIG_PATH