prsk's blog
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ubuntu 配置opencv

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过程

  1. 安装依赖

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    sudo apt-get update
    sudo apt-get upgrade
    sudo apt-get install libgtk2.0-dev 
    sudo apt-get install pkg-config

  2. 安装 C/C++ 依赖

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    sudo apt install -y g++
    sudo apt-get install cmake
    sudo apt-get install make

  3. 克隆git opencv库

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

  4. 创建文件夹

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    mkdir -p build && cd build

  5. cmake 配置

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    cmake -DOPENCV_EXTRA_MODULES_PATH=../opencv_contrib/modules ../opencv

  6. 构建

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    make -j4

  7. 安装

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    sudo make install

  8. 创建 CMAKE 文件

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    cmake_minimum_required(VERSION 2.8)
    project( DisplayImage )
    find_package( OpenCV REQUIRED )
    include_directories( ${OpenCV_INCLUDE_DIRS} )
    add_executable( DisplayImage DisplayImage.cpp )
    target_link_libraries( DisplayImage ${OpenCV_LIBS} )

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    cd <DisplayImage_directory>
    cmake .
    make

  9. 运行二进制文件

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    ./DisplayImage

ref: https://stackoverflow.com/questions/65738296/how-to-run-a-simple-opencv-code-in-c-on-linux