On: Mpv – A free, open-source, and cross-platform medi...

[Numerlor]

Yes, you have to turn it on through hr-seek=yes but then you can seek arbitrarily; great when I have to quickly step through something but not actually miss anything.

For the scrolling you can bind smoething like a .1s seek to the wheel

https://mpv.io/manual/master/#options-hr-seek