How to set tracking classes in "mc_demo.py"？

[HLH13297997663]

HI, This is a nice work of tracking task, I have a question about the scripts:
I want to realize multi-target tracking, bug i don‘t kown Where to set the tracking classesin "mc_demo.py", What should I do?
And What's the different of "mc_demo.py" and "mc_demo_yolov7.py"?

[NirAharon]

Hi, thank you.
The "mc_demo.py" is for the YOLOX object detector and "mc_demo_yolov7.py" is for the YOLOv7 object detector.
"mc_demo.py" is based on YOLOX code and it doesn't contain masking of classes as in YOLOVv5/7.