A displacement monitoring system using opencv-python based on ORB. A hikvision Industrial camera is used to gain video frame together with its sdk. Subpixel displacements of multi points between the reference image and the changing video frame are given on the video and a plot.
A screen recorder of a test of leaves fluttering in the wind See https://drive.google.com/file/d/1x6Yj16p1U26rmN6scaG7HhrKuu9dERYH/view?usp=sharing