If you want to find corrupted image files using command line.

1. FEH:

   feh -ur /opt/images

2. jpeginfo

   find . -name "*jpg" -exec jpeginfo -c {} \; | grep -E "WARNING|ERROR"

3. exiftool

   find . -iname '*jpg' -print0  | xargs -0 exiftool -warning; find . -iname '*jpg' -print0  | xargs -0 jpeginfo -c