1 Jhead is a command line driven program for manipulating the non-image parts of
2 Exif flavour JPEG files that most digital cameras produce.
4 It has the following features:
5 - Extracting camera settings from Exif image files
6 - Able to set and/or adjust the Exif time field
7 - Manipulation (extract, replace, regenerate) of Exif integral thumbnails
8 - Transplant Exif image header from one JPEG to another
9 - Edit JPEG comment fields
10 - Automatically rotate images upright (using jpegtran) according to
12 - Manage running programs on large batches of Jpegs and restoring Exif header
13 information afterwards.
14 - Display embedded GPS info (if present)
16 WWW: http://www.sentex.net/~mwandel/jhead/