If it is moving previously made with JavaScript, move the video on youtube frame by frame I made a python version of things. This will play the already downloaded video frame by frame only while it is moving. (Operates offline)
Enter the following command line arguments from the command prompt to the relevant PGM (WalkingAndMovie.py) Enter and execute. Command line argument 1: Video file path to play Command line argument 2: Difference rate when judging video change (Example: '5.0' when 5%)