Re:Ask HN: What small library or tool do you want that doesn...
by OJFord on Monday May 02, 2022 @07:10AM
(#31233637)
For AV sync you can do this in the receiver (and some devices with e.g. Bluetooth support for speakers) because it's not really a problem with the source material (typically anyway) it's just something that does need tuning to the room & hardware.
---
[1] https://www.nikse.dk/subtitleedit