Re:VidCutter: A program for lossless video cutting
by CyberDildonics on Sunday August 20, 2023 @09:36PM
(#37204561)
Only when you "export" (vs. "save") is the content re-encoded.
That's the way video editing in general has always worked.
The most popular tool in this category that I know of is https://mifi.no/losslesscut/.
¹ The object, vs. the QuickTime Movie file format ² https://en.wikipedia.org/wiki/Edit_decision_list