Compiling OpenCV 3.4.5 and Contrib with CUDA support on Ubuntu

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下载opencv_contrib：

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

cd opencv_contrib

git checkout 3.4.5

官网下载sources。

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sudo apt-get install build-essential git make git yams libgtk2.0-dev pig-config libavcodec-dev libavformat-dev python-dev python-bumpy python-tk libtbb2 libtbb-dev libjpeg-dev libpng12-dev libtiff5-dev libjasper-dev libdc1394-22-dev libswscale-dev libopenexr-dev libeigen2-dev libeigen3-dev libfaac-dev libopencore-amrnb-dev libopencore-amrwb-dev libtheora-dev libvorbis-dev libxvidcore-dev libx264-dev libqt4-dev libqt4-opengl-dev sphinx-common texlive-latex-extra libv4l-dev

mkdir build
cd build

cmake -D CMAKE_BUILD_TYPE=Release -D CMAKE_INSTALL_PREFIX=/usr/local -D WITH_TBB=ON -D BUILD_EXAMPLES=OFF -D BUILD_DOCS=OFF -D BUILD_PERF_TESTS=OFF -D BUILD_TESTS=OFF -D WITH_GTK_2_X=ON -D WITH_QT=ON -D WITH_OPENGL=ON -D WITH_VTK=ON -D WITH_CUDA=ON -D CMAKE_CXX_FLAGS="-std=c++11" -D CUDA_NVCC_FLAGS="-std=c++11 --expt-relaxed-constexpr" -D OPENCV_EXTRA_MODULES_PATH=/home/luohanjie/Documents/software/opencv-3.4.11/opencv_contrib/modules -D VTK_DIR=/home/luohanjie/Documents/software/VTK-7.1.1/build ..


make -j4
sudo make install

sudo /bin/bash -c 'echo "/usr/local/lib" > /etc/ld.so.conf.d/opencv.conf'
sudo ldconfig