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Install OpenCV2 in Ubuntu
#!/bin/bash
################################################################################
### OpenCV2 Installation Script ###
################################################################################
# Source code at https://github.com/arthurbeggs/scripts #
################################################################################
# #
# Feel free to copy and modify this file. Giving me credit for it is your #
# choice, but please keep references to other people's work, which I don't #
# have ownership and thus cannot decide what to do with the licenses. #
# #
################################################################################
### Single line script will download and run this script automatically:
# curl -s "https://raw.githubusercontent.com/arthurbeggs/scripts/master/install_apps/install_opencv2.sh" | bash
### Dependencies
sudo apt-get update
sudo apt-get install -y build-essential cmake libgtk2.0-dev pkg-config \
python-numpy python-dev libavcodec-dev libavformat-dev \
libswscale-dev libjpeg-dev libpng12-dev libtiff5-dev \
libjasper-dev libopencv-dev checkinstall pkg-config \
yasm libjpeg-dev libjasper-dev libavcodec-dev \
libavformat-dev libswscale-dev libdc1394-22-dev \
libxine2 libgstreamer0.10-dev libv4l-dev \
libgstreamer-plugins-base0.10-dev python-dev \
python-numpy libtbb-dev libqt4-dev libgtk2.0-dev \
libmp3lame-dev libopencore-amrnb-dev \
libopencore-amrwb-dev libtheora-dev libvorbis-dev \
libxvidcore-dev x264 v4l-utils unzip
### Download opencv-2.4.13.5
wget https://github.com/opencv/opencv/archive/2.4.13.5.zip -O opencv-2.4.13.5.zip
unzip opencv-2.4.13.5.zip
cd opencv-2.4.13.5
mkdir release
cd release
### Compile and install
cmake -G "Unix Makefiles" -DCMAKE_CXX_COMPILER=/usr/bin/g++ CMAKE_C_COMPILER=/usr/bin/gcc -DCMAKE_BUILD_TYPE=RELEASE -DCMAKE_INSTALL_PREFIX=/usr/local -DWITH_TBB=ON -DBUILD_NEW_PYTHON_SUPPORT=ON -DWITH_V4L=ON -DINSTALL_C_EXAMPLES=ON -DINSTALL_PYTHON_EXAMPLES=ON -DBUILD_EXAMPLES=ON -DWITH_QT=ON -DWITH_OPENGL=ON -DBUILD_FAT_JAVA_LIB=ON -DINSTALL_TO_MANGLED_PATHS=ON -DINSTALL_CREATE_DISTRIB=ON -DINSTALL_TESTS=ON -DENABLE_FAST_MATH=ON -DWITH_IMAGEIO=ON -DBUILD_SHARED_LIBS=OFF -DWITH_GSTREAMER=ON ..
make all -j$(nproc) # Uses all machine cores
sudo make install
cd ../../
rm -rf ./opencv-2.4.13.5
sudo apt-get install python-opencv -y
### Echoes OpenCV installed version if installation process was successful
echo -e "OpenCV version:"
pkg-config --modversion opencv
@xolanindlovugatsheni
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xolanindlovugatsheni commented Feb 7, 2021

Has anyone come across this error. How do i solve this.
Screenshot from 2021-02-07 10-57-26

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