Hi there, thanks for the reply.
That code does not solve the issue it seems yet.
sudo add-apt-repository ppa:djcj/vapoursynth && sudo apt-get update && sudo apt-get install mpv libass5 vapoursynth vapoursynth-extra-plugins
[sudo] password di -:
AviSynth-like Python-based frameserver. Inofficial PPA.
Official homepage: http://www.vapoursynth.com/
Source repository: https://github.com/vapoursynth/vapoursynth
Inofficial plugins collection: https://github.com/darealshinji/vapoursynth-plugins
Support: http://forum.doom9.org/forumdisplay.php?f=82
This repository includes mpv (an mplayer2 fork) with VapourSynth support enabled.
Maggiori informazioni: https://launchpad.net/~djcj/+archive/ubuntu/vapoursynth
Premere «Invio» per continuare o Ctrl-c per annullare l'aggiunta.
Trovato:1 http://it.archive.ubuntu.com/ubuntu bionic InRelease
Trovato:2 http://archive.canonical.com/ubuntu bionic InRelease
Trovato:3 http://it.archive.ubuntu.com/ubuntu bionic-updates InRelease
Trovato:4 http://ppa.launchpad.net/djcj/vapoursynth/ubuntu bionic InRelease
Scaricamento di:5 http://security.ubuntu.com/ubuntu bionic-security InRelease [83,2 kB]
Trovato:6 http://it.archive.ubuntu.com/ubuntu bionic-backports InRelease
Trovato:7 http://it.archive.ubuntu.com/ubuntu bionic-proposed InRelease
Trovato:8 http://repo.steampowered.com/steam precise InRelease
Scaricamento di:9 http://security.ubuntu.com/ubuntu bionic-security/main amd64 DEP-11 Metadata [204 B]
Scaricamento di:10 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata [2.452 B]
Recuperati 85,9 kB in 1s (65,2 kB/s)
Lettura elenco dei pacchetti... Fatto
Trovato:1 http://repo.steampowered.com/steam precise InRelease
Trovato:2 http://it.archive.ubuntu.com/ubuntu bionic InRelease
Trovato:3 http://security.ubuntu.com/ubuntu bionic-security InRelease
Trovato:4 http://ppa.launchpad.net/djcj/vapoursynth/ubuntu bionic InRelease
Trovato:5 http://it.archive.ubuntu.com/ubuntu bionic-updates InRelease
Trovato:6 http://it.archive.ubuntu.com/ubuntu bionic-backports InRelease
Trovato:7 http://it.archive.ubuntu.com/ubuntu bionic-proposed InRelease
Trovato:8 http://archive.canonical.com/ubuntu bionic InRelease
Lettura elenco dei pacchetti... Fatto
Lettura elenco dei pacchetti... Fatto
Generazione albero delle dipendenze
Lettura informazioni sullo stato... Fatto
E: Impossibile trovare il pacchetto libass5
-@--SVE1511W1ESI:~$ sudo apt-get install mpv libass5
Lettura elenco dei pacchetti... Fatto
Generazione albero delle dipendenze
Lettura informazioni sullo stato... Fatto
E: Impossibile trovare il pacchetto libass5
So it still can't find the libass5 package.
The problem is mpv doesn't have any GUI, and I don't have a mpv.conf in /home/user/.config/mpv/ (altough I've tried now creating it by myself).
And.. I have an i5 + an AMD gpu, nothing by Nvidia.