jetson_opencv_install.sh

sudo apt update -y
sudo apt upgrade -y
sudo apt dist-upgrade -y
sudo apt install -y build-essential cmake git libgtk2.0-dev pkg-config  libswscale-dev libtbb2 libtbb-dev
sudo apt install -y python3-dev python3-numpy

sudo apt install -y libavcodec-dev libavformat-dev
sudo apt install -y libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev
sudo apt install -y libv4l-dev v4l-utils qv4l2 v4l2ucp libdc1394-22-dev

wget https://github.com/opencv/opencv/archive/4.3.0.zip -O opencv.zip
wget https://github.com/opencv/opencv_contrib/archive/4.3.0.zip -O opencv_contrib.zip

unzip opencv.zip 
unzip opencv_contrib.zip
mv opencv-4.3.0/ opencv
mv opencv_contrib-4.3.0/ opencv_contrib

cd opencv/
mkdir build
cd build/

cmake -D WITH_CUDA=ON \
      -D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules \
      -D WITH_GSTREAMER=ON \
      -D WITH_LIBV4L=ON \
      -D BUILD_opencv_python3=ON \
      -D BUILD_TESTS=OFF \
      -D BUILD_PERF_TESTS=OFF \
      -D BUILD_EXAMPLES=OFF \
      -D CMAKE_BUILD_TYPE=RELEASE \
      -D CMAKE_INSTALL_PREFIX=/usr/local ..

make
sudo make install