mpv/.mpv/input.conf

   1 PGUP seek 600
   2 PGDWN seek -600
   3 Shift+PGUP add chapter 1
   4 Shift+PGDWN add chapter -1
   5 ENTER playlist-next force
   6 BS set speed 1.0
   7 VOLUME_UP run "mixer" "-f" "${oss-mixer-device}" "${oss-mixer-channel}" "+2"
   8 VOLUME_DOWN run "mixer" "-f" "${oss-mixer-device}" "${oss-mixer-channel}" "-2"