OpenCV (with CUDA)
Dependencies
apt install the following
- libopenjpip7 libopenjp2-tools
- libatlas-base-dev gfortran
- liblapacke-dev libatlas-base-dev
Install OpenCV 4 from Source
- Clone repos of OpenCV and OpenCV Contrib, and
- Checkout the matching release (e.g. 4.1.0)
cd ~/opencv
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=RELEASE \
-D CMAKE_INSTALL_PREFIX=/usr/local \
-D INSTALL_PYTHON_EXAMPLES=ON \
-D INSTALL_C_EXAMPLES=OFF \
-D OPENCV_ENABLE_NONFREE=ON \
-D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules \
-D PYTHON3_EXECUTABLE=/usr/bin/python3 \
-D PYTHON2_EXECUTABLE=/usr/bin/python2 \
-D BUILD_EXAMPLES=ON \
-D WITH_CUDA=ON \
-D CUDA_TOOLKIT_ROOT_DIR=/usr/local/cuda \
-D CUDA_ARCH_BIN="6.2" \
-D BUILD_opencv_cudacodec=OFF \
..
- TX2 uses 6.2; For CUDA_ARCH_BIN versions, please refer to GPU Compute Capability
- Note: cuda10以上没有dynlink_nvcuvid.h和nvcuvid.h,所以要将BUILD_opencv_cudacodec=OFF