linux安装opencv

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准备工作：

sudo apt-get install build-essential （形成开发环境）

sudo apt-get install cmake

sudo apt-get install git(可选)

sudo apt-get install libgtk2.0-dev

sudo apt-get install pkg-config

sudo apt-get install python3.2-dev

sudo apt-get install python-numpy

sudo apt-get install ffmpeg

sudo apt-get install libavcodec-dev libagvformat-dev libswscale-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev

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cd opencv-xx

mkdir release

cd release

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

make

sudo make install (DESTDIR=/XX/XX)

/etc/ld.so.config 添加/usr/local/lib

ldconfig 更新系统库

/etc/bash.bashrcti添加 PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig

export PKG_CONFIG_PATH

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g++ 'pkg-config --cflags --libs opencv' hello.cpp -o hello 编译

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