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Modifying Canon RAW EXIF time-taken

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Dilip

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Mar 10, 2009, 12:20:22 AM3/10/09
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Is there a tool available for Windows that will modify in a Canon RAW
file the EXIF time-taken of a picture? I love a tool called jhead and
regularly use it to set exported JPGs timestamps to the time taken.
Yesterday, I shot on my Canon 30D and didn't realize that the time had
changed +1 hour. I can use jhead to adjust all the JPGs taken
yesterday after 1a by +1hour - but I shoot jpg+RAW. Can the RAWs be
modified as well? Thanks!

Hans Kruse

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Mar 10, 2009, 6:08:25 AM3/10/09
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"Dilip" <bar...@jhu.edu> wrote in message
news:a41dee41-2d37-403e...@x38g2000yqj.googlegroups.com...

RoboGeo can change the time in the RAW file. Adobe Lightroom also, but only
in the Lightroom database and not in the RAW files directly.

--
Med venlig hilsen/Kind regards,
Hans Kruse www.hanskrusephotography.com, www.hanskruse.com


Ricky H

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Mar 10, 2009, 10:52:12 PM3/10/09
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"Dilip" <bar...@jhu.edu> wrote in message
news:a41dee41-2d37-403e...@x38g2000yqj.googlegroups.com...

I've not tried with a RAW, but it's possible to change the date created in
Adobe Bridge for scanned TIFF files. Although Bridge won't allow you to
date them further back than 1950, which is limiting if you're
scanning very old photos.

I have heard people say that you can change the time in raw files with
ExifTool, but I've not tried it myself and am not sure how user friendly it
is, as it's a command line utility:
http://www.sno.phy.queensu.ca/~phil/exiftool/

This guy has created a frontend gui for ExifTool::
http://freeweb.siol.net/hrastni3/foto/exif/exiftoolgui.htm

Microsoft Pro Photo tools is supposed to allow this too, which I would
imagine would be more user friendly, but again I've not tried it personally:
http://www.microsoft.com/prophoto/downloads/tools.aspx


If you try any of the above, let us know how you get on.


Ricky H

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Mar 10, 2009, 11:25:10 PM3/10/09
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"Ricky H" <m...@privacy.net> wrote in message
news:eoCdnUemG7T2uirU...@pipex.net...
> If you try any of the above, let us know how you get on.Will not save CR2
> or DNG files in 32-bit Vista w/ Service Pack 1.


Oh, apparently, Microsoft Pro Photo tools will not save to CR2 or DNG files
in 32-bit Vista w/ Service Pack 1.


Robert Coe

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Mar 14, 2009, 7:28:04 AM3/14/09
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On Mon, 9 Mar 2009 21:20:22 -0700 (PDT), Dilip <bar...@jhu.edu> wrote:
: Is there a tool available for Windows that will modify in a Canon RAW

Why did the camera jump ahead an hour? It sounds as though it knew enough to
go on daylight time. None of my Canons are that smart. Could it be that some
program (the EOS Utility?) automatically synchronized the camera's time with
that of the computer?

Bob

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