[Digikam-users] How do I restore comments (captions), titles and tags from digiKamdatabase?

[sleepless]

Op 22-09-11 09:57, Larry schreef:
> If I understand correctly, reread metadata from image is reading data
> stored in EXIF in the Photo (JPG) file itself. In my case, I no longer
> have the files that had the metadata written to, but I have the
> metadata in the database.
>
> What happened in sequence was:
>
> 1. Taking pictures whilst camera time settings are incorrect
> 2. Transferring images (~1700) to dk album
> 3. Transferring another copy of the images to a subfolder within dk album
> 4. Adding title, caption and tags to about 200 of the images. I did
> not change file names or edited images, however I have rotated some of
> the images
> 5. Deciding to correct timestamps and messing things up
> 6. Removed all images with messed up timestamps from dk album
If you send them to trash from within dk they should the info should not 
exist in the db
> 7. copied images from a backup (subfolder) to the dk album. Again -
> file names didn't change.
did you copy with filemanager and dk closed?
> 8. Did image ->  reread metadata from image to no avail
> 9. Checked Database - my tags, titles and caption are in the database
if the tags exist in the db can you confirm they are still linked to the 
pictures or is it just orphanaged info
> question still remains - how do I get digikam to read metadata from
> the database and assign it back to the images
Did you ever explicitly write your tags to picture?
Are your original pictures available from trash
> On Thu, Sep 22, 2011 at 8:26 AM, sleepless<sleeplessregulus at hetnet.nl>  wrote:
>> Op 22-09-11 07:17, RaveNBlack schreef:
>>> I had an album with over 1700 photos in there. I have tagged (titles,
>>> captions and tags, some geotags) couple hundred of them when I noticed
>>> that
>>> my timestamps are incorrect (I forgot to adjust my cameras clock after
>>> crossing several timezones). I attempted to correct this, but messed my
>>> timestamps even more. So I decided to start from scratch and have
>>> overwritten my pictures with messed up timestamps with untempered images
>>> from a backup.
>>>
>>> I did not change file names and I have not edited (except for rotating
>>> several images) any of the pictures (no color correction or anything). I
>>> was
>>> hoping that once I transfer images from the backup digikam will read
>>> metadata from the database (SQLite) and reassign to the images as file
>>> names
>>> are the same, file sizes are the same, etc. but that is not the case.
>>>
>>> How can I restore metadate from the database and assign it to the images
>>> again?
>> I copied a picture outside of dk. Changed in dk timestamps. Used nautilus to
>> put the copy back in the open dk album. Image->reread metadata from image.
>> Now I had my original timestamp back and the formerly assigned tags are
>> still there.
>> This can be done for a whole album: Album->reread metadata from images.
>>
>> Second try I copied the image back outside of dk with dk closed, and again
>> all was restored.
>>
>> For deeper investigation how you can solve if possible, I need more specific
>> information what you did and what happened.
>>
>> Rinus
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