EXIF Documentation from PERL

used for batch processing multiple files (but see note 4 below). Specified tags are then copied from each file in turn as it is. rewritten. For advanced batch use, the source file name may also. be specified using a FMT string in which %d, %f and %e represent. the directory, file name and extension of FILE. See -w option for. FMT string examples. ................
................