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Posted on Mon Jun 30 09:32:04 2008 by midijon
Date and Time Bridge CS3
Hello, I am trying to set the time right so that Adobe Bridge can sync two cameras which were off by several mintes. I am changing Canon CR2 files and reading in Bridge CS3 on a Mac. Exiftool does seem to find the files and does write new files. It does not seem to change the time in the actual CR2 file but rather writes two new files: If the original is IMG_9837.CR2 I now get IMG_9837.CR2_original with a terminal icon that holds no image but tells me the original time and also shows that the file has been reduced to 8 bit (this file cannot be opened). Then there is another file with a text icon called IMG_9837.xmp_original which has a new time which seems to be a modify time rather than the incremented time I wanted which can be opened in Word with all of the metadata. Beyond this the original labels and rotation information are gone and no file with the original xmp icon exists. Any suggestions to set the time and also keep the original label information would be appreciated.
Direct Responses: 8204 | Write a response
Posted on Mon Jun 30 22:53:09 2008 by exiftool in response to 8200
Re: Date and Time Bridge CS3
There seems to be a bit of confusion. The "_original" files are your original files. ExifTool renames them to preserve the original file when you write to a file. You must have also run exiftool on a ".xmp" file if you got a ".xmp_original" file as well. What command line did you use, and what files did you start with? ExifTool only does what you tell it, and there may be other date/time values that you need to change.

You say that the original labels and rotation information are gone. These are things that you added with Bridge? If Bridge stored anything in the resource fork of the file, then it will be lost when it is rewritten by exiftool, but I would be surprised if Bridge does this.

- Phil
Direct Responses: 8225 | Write a response
Posted on Thu Jul 3 06:46:27 2008 by midijon in response to 8204
Re: Date and Time Bridge CS3
Thanks Phil, I've experimented some more. It appears that this command line works correctly: exiftool "-DateTimeOriginal+=0:0:0 0:2:10" /DIR. The problem is that Bridge does not update the time stamp or retain the label and rotation and corrected raw status UNTIL you further update the image in some way: ie give it a new label, rotate it, open it in Camera Raw, etc. Perhaps there is another exiftool command that would push the update on the data. The new date/time stamp is there but is not seen or read by Bridge until another command is given. Another way around this seems to be to just update all the xmp files but not the RAW files. Then when the two are reunited in a single folder Bridge immediately recognizes the new Date/time as well as the previous labels, rotations, correction, etc. Any ideas on how to do this in one step would be appreciated, and would probably help other users of Bridge. Thanks!
Direct Responses: 8226 | Write a response
Posted on Thu Jul 3 13:36:43 2008 by exiftool in response to 8225
Re: Date and Time Bridge CS3
Ah right. Bridge must be caching the meta information in its database. I don't know anything about bridge, but there must be a way to refresh the database to get it to recognize changes to the file. There is nothing more that exiftool could do to help with this.

- Phil
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