[Digikam-users] Tags and everything related to them

Gilles Caulier caulier.gilles at gmail.com
Wed Jul 23 20:12:07 BST 2014

digiKam always write tags in XMP, into dedicated "digiKam" namespace.

After to write and read, as this XMP namespace is the first checked to
sync database, other and old place in exif, iptc or xmp where tags are
recorded must be ignored.

So, i don't understand the original problem...

Gilles Caulier

2014-07-23 20:13 GMT+02:00 Gian Paolo Sanino Vattier <gpsanino at vtr.net>:
> Hello Veaceslav,
> I may be wrong here, but my understanding is that Digikam does not
> "always" modify IPTC and XMP. It only syncs with IPTC if there is no XMP
> data available. So the situation is even worst than presented. My old
> IPTC data keep reappearing and is not even near to be in sync with XMP
> and the database.
> To your question, I see no purpose to restrain Digikam's ability to read
> any namespace. Therefore I would rather go for your first approach (1).
> regards
> gps
> On 07/23/2014 01:06 PM, Veaceslav Munteanu wrote:
>> Hello,
>> I'm once again fighting with tags and this battle seem to have no ending.
>> I figured out that digiKam once again read data from 5 different
>> namespaces(IPTC, Xmp digikam, Xmp Microsoft, Xmp lightroom) and only
>> modify it to IPTC and own XMP namespace.
>> This is bad because:
>> If you wipe -> trigger write and then read -> all deleted tags are back.
>> Some users said that namespaces that are not from digiKam should not be touched.
>> Well this is impossible, you either:
>> 1. grant digiKam to delete and modify all namespaces that it can read
>> 2. remove the ability to read from that protected namespace
>> Any other combination result in total mess on read/write.
>> I'm waiting for suggestions about do you prefer the most: 1 or 2
>> Veaceslav
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