#track2.py 1>This file give the user the option to select object in a video manually using the click of mouse.
2>For that you run the above file and press 'i' key from keyboard and then select four points surrounding your desired object of interest.
3>if you do not provide any path to video file in command line argument and simply type
python track2.py then camera will automatically start
4> but if you type in command line terminal something like below
python track2.py --video "name of the file with extension"
for eg: python track2.py --video sample.mov
It will start playing video file and at any moment you press keyboard button 'i' the video will freeze and allow the
user to select desired object.