By removing direct dvdread support, mpv broke DVD ripping for me since it now jumps to the dvd menu after the title I want to rip, producing a garbage output file. I tried alternatives like dvdbackup and handbrake, but both are not usable. The latter crashed at some point.
Seems I do have to write my own code again just to be able to batch rip DVDs on the command line. If that happens, it will be released here: