sudo apt-get update
sudo apt-get upgrade
sudo apt-get install build-essential cmake pkg-config
sudo apt-get install libjpeg8-dev libtiff5-dev libjasper-dev libpng12-dev
sudo apt-get install libavcodec-dev libavformat-dev libswscale-dev libv4l-dev
sudo apt-get install libxvidcore-dev libx264-dev
sudo apt-get install libgtk-3-dev
sudo apt-get install libatlas-base-dev gfortran
download:
https://github.com/opencv/opencv/releases
https://github.com/opencv/opencv_contrib/releases
確保兩個版本一致都是3.2
cd ~/opencv-3.2.0
mkdir build
cd build
cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local -D WITH_TBB=ON -D BUILD_NEW_PYTHON_SUPPORT=ON -D WITH_V4L=ON -D INSTALL_C_EXAMPLES=ON -D INSTALL_PYTHON_EXAMPLES=ON -D BUILD_EXAMPLES=ON -D WITH_OPENGL=ON -D ENABLE_FAST_MATH=1 -D CUDA_FAST_MATH=1 -D WITH_CUBLAS=1 -D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib-3.2.0/modules ..
make -j8
sudo make install
sudo ldconfig
======================================================================
install opencv from pip
sudo pip install opencv-python
sudo pip install opencv-contrib-python:
======================================================================
issus:
fata error: LAPACKE_H_PATH-NOTFOUND when building OpenCV 3.2
sudo apt-get install liblapacke-dev checkinstall
If use nvidia-docker to install opencv with cuda, the issue is following
linked by target "example_gpu_alpha_comp" in directory /home/image/opencv-3.2.0/samples/gpu
-- Configuring incomplete, errors occurred!
Don't forget add
-DCMAKE_LIBRARY_PATH=/usr/local/cuda/lib64/stubs
after cmake
refference:
https://github.com/opencv/opencv/issues/6577
If using python don't forget install numpy
pip install numpy
