I don't seem to find the proper place to adjust the size of the subtexts in the mplayer plugin. Can anyone help me, please?
to adjust the subtext you need to edit the /etc/vdr/plugins/vdrmplayer.sh.conf file. Just append your config parameters to the USERDEF var at the end of the config file.
For example, here ist my config string:
You must ensure that the font file does exist, otherwise change it to your own needs.