How to do Parallel inferencing with deepstream python

I’m able to create a parallel inferencing with python and I will post the pipeline images … BUT the output not getting displayed in VLC player …

Can anyone have any suggestion about this !!!

When I am sending only one PGie model to NVMetaMUX it’s working
But When I’m sending 2nd PGIE model to NVmetamux … I’m not able to see in display …