I really cna't find a proper name for it. but its a small convertor to convertor stream time to real time. and convert real time to stream time.
just use the site mentioned on the right side of the page.
you can input more than once link at once.
You can use the following test case to test the program (right side).
https://youtu.be/live/aRHcStRteQE
https://youtu.be/live/T7zPNkKL0pQ
https://youtu.be/live/s46VJxqiHCk
Time for this test case is above 21:20
You can reverse this and test (for left side) and will get 2024-01-26 21:20:00 for all of them.