#opencv 2.4.13 설치하기(c/c++)

https://gist.github.com/KhaledSMQ/081a6fffca92d50ab8b634d1b5b795ae[참고]

http://webnautes.tistory.com/1030

[설치버전 확인하기]

$pkg-config --modversion opencv

[기존 설치된 패키지 업그레이드]

$sudo apt-get update

$sudo apt-get upgrade

[OpenCV 컴파일 전 패키지 설치]

$sudo apt-get install build-essential cmake   

$sudo apt-get install libjpeg-dev libtiff5-dev libjasper-dev libpng12-dev

$sudo apt-get install libavcodec-dev libavformat-dev libswscale-dev libxvidcore-dev libx264-dev libxine2-dev

$sudo apt-get install libv4l-dev v4l-utils

$sudo apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev

$sudo apt-get install libqt4-dev

$sudo apt-get install mesa-utils libgl1-mesa-dri libqt4-opengl-dev

$sudo apt-get install libatlas-base-dev gfortran libeigen3-dev

$sudo apt-get install python2.7-dev python3-dev python-numpy python3-numpy

[OpenCV 버전 다운로드]

https://opencv.org/releases.html

[build 폴더 만들고 cmake 실행]

$

$cmake -D CMAKE_BUILD_TYPE=RELEASE \

-D CMAKE_INSTALL_PREFIX=/usr/local \

-D WITH_TBB=OFF \

-D WITH_IPP=OFF \

-D WITH_1394=OFF \

-D BUILD_WITH_DEBUG_INFO=OFF \

-D BUILD_DOCS=OFF \

-D INSTALL_C_EXAMPLES=ON \

-D INSTALL_PYTHON_EXAMPLES=ON \

-D BUILD_EXAMPLES=OFF \

-D BUILD_TESTS=OFF \

-D BUILD_PERF_TESTS=OFF \

-D WITH_QT=ON \

-D WITH_OPENGL=ON \

-D OPENCV_EXTRA_MODULES_PATH= ../../opencv_contrib-3.4.0/modules \

-D WITH_V4L=ON  \

-D WITH_FFMPEG=ON \

-D WITH_XINE=ON \

-D BUILD_NEW_PYTHON_SUPPORT=ON \

../

(결과) 실패

1. openCV 2.4.13을 설치하려고 진행 했으나 제대로 설치가 안 됨. 참고 블로그는 openCV 3.3 (ubuntu 16.04)를 설치하는 과정을 담음.

---

[참고]

https://gist.github.com/KhaledSMQ/081a6fffca92d50ab8b634d1b5b795ae

[패키지 설치]

$sudo apt-get update

$sudo apt-get install -y build-essential

$sudo apt-get install -y cmake

$sudo apt-get install -y libgtk2.0-dev

$sudo apt-get install -y pkg-config

$sudo apt-get install -y python-numpy python-dev

$sudo apt-get install -y libavcodec-dev libavformat-dev libswscale-dev

$sudo apt-get install -y libjpeg-dev libpng12-dev libtiff5-dev libjasper-dev

$sudo apt-get -qq install libopencv-dev checkinstall yasm libdc1394-22-dev libxine2 libgstreamer0.10-dev libgstreamer-plugins-base0.10-dev libv4l-dev libtbb-dev libqt4-dev libmp3lame-dev libopencore-amrnb-dev libopencore-amrwb-dev libtheora-dev libvorbis-dev libxvidcore-dev x264 v4l-utils

[OpenCV 버전 다운로드 -> build 폴더 만들기 -> cmake 실행]

$cmake -G "Unix Makefiles" 

-D CMAKE_CXX_COMPILER=/usr/bin/g++ CMAKE_C_COMPILER=/usr/bin/gcc  \

-D CMAKE_BUILD_TYPE=RELEASE \

-D CMAKE_INSTALL_PREFIX=/usr/local  \

-D WITH_TBB=ON  \

-D BUILD_NEW_PYTHON_SUPPORT=ON \

-D WITH_V4L=ON \

-D INSTALL_C_EXAMPLES=ON \

-D INSTALL_PYTHON_EXAMPLES=ON \

-D BUILD_EXAMPLES=ON \

-D WITH_QT=ON \

-D WITH_OPENGL=ON \

-D BUILD_FAT_JAVA_LIB=ON \

-D INSTALL_TO_MANGLED_PATHS=ON \

-D INSTALL_CREATE_DISTRIB=ON \

-D INSTALL_TESTS=ON \

-D ENABLE_FAST_MATH=ON  \

-D WITH_IMAGEIO=ON \

-D BUILD_SHARED_LIBS=OFF \

-D WITH_GSTREAMER=ON \

.. \

[사용중인 컴퓨터 CPU 코어 수 확인]

$cat /proc/cpuinfo | grep processor | wc -l

$make all -j2 #2 = 코어 수

(설치 진행..)

(결과) 성공!

1. 설치 100% 가다니 감개 무량. 그런데 파이썬2에서 import cv2가 안 됨. 왜 그런지? ㅠㅠ

2. openCV 2.4.13을 설치 했는데 2.4.9.1이 뜨는 이유는? 에라 모르겠다~