Looking for a command line tool to edit .jpg's comments

[tireless]

exiftool.exe,jhead.exe,exiv2.exe ? these three tools seems can not do that,or if it can,could somebody tell me which command to use...

[Lesmo16]

This is what jhead can do for you:

Code: Select all

-cs <name>     Save comment section to a file 
-ci <name>     Replace comment with text from file
-cl <comment>  Replace comment with comment from command line

You should also have a look at this: http://home.cfl.rr.com/maderik/edjpgcom/index.html