From what I gather, this was running on the drone itself, in real time.
#Edit. Scratch that, the code is opening a file "upabove.mp4"... i.e. not realtime, on the drone. Realtime on a PC/laptop.
#Edit. Scratch that, the code is opening a file "upabove.mp4"... i.e. not realtime, on the drone. Realtime on a PC/laptop.