ubuntu 11.10 (64bit) install opencv 2.4.8 and run in Qtcreator
install gtk2+ sudo apt-get install libgtk2.0*
sudo apt-get install cmake-qt-gui
tar xzvf opencv-2.4.8.tar.gz
mkdir build in the ~ dir the opencv-2.4.8 in the same ~ dir run cmake-qt-gui
cd to the build dir run make if the error (2.4.8）error: /opencv248/opencv-2.4.8/cmake/cl2cpp.cmake:50 (string): string does not recognize sub-command MD5 occur
just uncommentthe cl2cpp.cmake file in line 50 and make again sudo make install
make a new file named opencv.conf
nano /etc/ld.so.conf.d/opencv.conf
and add the content
/usr/local/lib
run the following commend
sudo ldconfig
add the follow to the end of your ~/.bashrc filePKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
export PKG_CONFIG_PATH
and run commend
source ~/.bashrc
wget http://download.qt-project.org/official_releases/qt/5.0/5.0.2/qt-linux-opensource-5.0.2-x86-offline.run chmod +x qt-linux-opensource-5.0.2-x86-offline.run ./qt-linux-opensource-5.0.2-x86-offline.run
sudo apt-get install build-essential
sudo apt-get install mesa-common-dev
sudo apt-get install libglu1-mesa-dev -y
sudo apt-get install mesa-common-dev
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