Issue: Request a new Feature

[Akemi]

Before requesting a new feature make sure it hasn't been requested yet.
https://github.com/mpv-player/mpv/labels/meta%3Afeature-request

Expected behavior of the wanted feature

Alternative behavior of the wanted feature

Log file

Even if you think it's not necessary at first, it might help us later to find
possible issues. Make a log file made with -v -v or --log-file=output.txt, paste
it to https://0x0.st/ or attach it to the github issue, and replace this text
with a link to it.