- -quiet -ao null -vo null -frames 0 -identify -dvd-device "$dvddevice" dvd:// | \
- grep 'ID_DVD_TITLE_[0-9]*_LENGTH' | cut -d'_' -f4 | while read i
+ -quiet -ao null -vo null -frames 0 -identify -dvd-device "$dvddevice" dvd:// | \
+ grep 'ID_DVD_TITLE_[0-9]*_LENGTH' | cut -d'_' -f4 | while read i