extract_n_convert_dvd_bd_subtitles

Extract dvd/bluray (VobSub/PGS) subtitles and convert them into *.srt

Select video file/s with subtitles to convert.
To skip extraction from video and go straight to conversion select file with extension sup, sub, idx

required:
https://github.com/mbunkus/mkvtoolnix
https://github.com/amichaelt/BDSup2SubPlusPlus
https://github.com/ruediger/VobSub2SRT

convert sup to srt
convert sub to srt
convert idx to srt
convert dvd subtitles to srt
convert bluray subtitles to srt