That all makes sense. Many thanks On Wed, Jun 1, 2011 at 2:35 AM, Andrey Filippov < [email protected]> wrote:
> Nathan, > > The local time here (in Utah) is also not UTC, but decided to stay with > UTC. You see - there is no standard way in Exif to tell the time zone ( > http://www.google.com/search?exif+time+zone ) , sometimes it can be done - > if the GPS data is available by comparing Exif time with GPS time (also > included in Exif). > > So we decided to use the UTC as the camera system time, and this time is > used in the images. > > If you really want to change that, there are two ways: > > 1. Modify the camera driver so it will add/subract certain number of > seconds: > > http://elphel.cvs.sourceforge.net/viewvc/elphel/elphel353-8.0/os/linux-2.6-tag--devboard-R2_10-4/arch/cris/arch-v32/drivers/elphel/sensor_common.c?view=markup > 432 char * exif_meta_time_string=encode_time(ccam_dma_buf_ptr[index_time > ], ccam_dma_buf_ptr[index_time+1]); > > First parameter of the encode_time() accepts number of second since epoch, > second - number of additional microseconds. So you can just add the number > to the first parameter (and then rebuild the project) > > 2. Use the "Windows way" (as opposed to Unix/Linux one) of the system time > - set it to the local, not top the UTC. > You can modify the startup script that sets time from the NTP server over > the Internet - it is here (sorry, not the really appropriate place): > > > http://elphel.cvs.sourceforge.net/viewvc/elphel/elphel353-8.0/modules/usb/iop/cris-2.6-R1_05/rc?view=markup > > In the camera file system it is in /etc/init.d/usb - you can edit it right > there. > > Andrey > > > On Tue, May 31, 2011 at 6:47 AM, Nathan Clark <[email protected]>wrote: > >> Hi guys, >> >> I've been pulling my hair out, wondering why I cannot get the camera >> system time synchronized with my Ubuntu 10.04 PC... >> >> Then I realized... it's 22:44 here in GMT +10 >> and the System Clock is 12:47 UTC (which is actually very close to >> accurate) >> >> But is there any way to have the camera clock synchronized to my timezone, >> so that images contain an accurate timestamp for my part of the world? >> >> >> >> _______________________________________________ >> Support-list mailing list >> [email protected] >> http://support.elphel.com/mailman/listinfo/support-list_support.elphel.com >> >> > > _______________________________________________ > Support-list mailing list > [email protected] > http://support.elphel.com/mailman/listinfo/support-list_support.elphel.com > >
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