Re: How to change jpg time stamp using exiv2

[Hugo Vanwoerkom <hvw59601@care2.com>]

Ken Heard wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> According to the exiv2 man page the command to change a jpg time stamp
> is as follows:
>
> exiv2 -a <time> adjust <file>
>
> <Time> is the difference between the time to be adjusted and the new
> time in the format [-]HH[:MM[:SS]]. For example: 1 adds one hour, 1:01
> adds one hour and one minute, -0:00:30 subtracts 30 seconds.
>
> So, I have a time stamp of 2010-04-16 Fri 07:11, where I want to change
> the time to 19:11.  So I run
>
> exiv2 -a 12 adjust img_1234.jpg
>
> and get the following in return:
>
> Warning: Makernote IFD has a next pointer != 0 (128). Ignored.
>
> So the man page is obviously wrong.  I would appreciate it if someone
> could tell me the proper format for this command.
>
> Regards, Ken Heard

With Sid and
ii  exiv2 0.20-2
I do:
hugo@debian:~$ exiv2 -a 12 adjust logo.tif
and I get no error msg at all.

Hugo