apt-get install dvdauthor libav-tools mediainfo

hint: use mediainfo to check input file!

avconv -y -i ntsc-movie-4:3.avi -metadata:s:a:0 language=eng -target ntsc-dvd -aspect 4:3 video.mpg

avconv -y -i ntsc-movie-4:3.avi -metadata:s:a:0 language=eng -target ntsc-dvd -aspect 4:3 -b 8000k -ac 2 -acodec ac3 -ab 224k video.mpg

avconv -y -i pal-movie-16:9.avi -metadata:s:a:0 language=deu -target pal-dvd -aspect 16:9 video.mpg

avconv -y -i pal-movie-4:3.avi -metadata:s:a:0 language=deu -target pal-dvd -aspect 4:3 video.mpg

avconv -y -i pal-movie-4:3.avi-metadata:s:a:0 language=deu -target pal-dvd -aspect 4:3 -b 8000k -ac 2 -acodec ac3 -ab 224k video.mpg

avconv -y -i ntsc-film-16:9.avi -metadata:s:a:0 language=eng -target ntsc-dvd -r ntsc-film -aspect 16:9 -b 8000k -ac 2 -acodec ac3 -ab 224k video.mpg

for ntsc:

echo NTSC >  ~/.config/video_format

for pal:

echo PAL >  ~/.config/video_format

dvdauthor -o MOVIE -t -c $(seq -s, 600 600 60000) -a ac3+de video.mpg
dvdauthor -o MOVIE -T