darktable-org / darktable-org/darktable
Support additional metadata tags xmp.plus.DataMining and xmp.plus:OtherConstraints
@zisoft is already working on this.
Since Aug 25, 2026.
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Description
Is your feature request related to a problem? Please describe.
This will allow authors to let or prohibit the use of their images in data mining for generative AI. The standard and technical info:
https://iptc.org/news/exclude-images-from-generative-ai-iptc-photo-metadata-standard-2023-1/
https://ns.useplus.org/LDF/ldf-XMPSpecification#DataMining
https://ns.useplus.org/LDF/ldf-XMPSpecification#OtherConstraints
Describe the solution you'd like
Add support for xmp.plus.DataMining, xmp.plus:OtherConstraints tags so they can be selected and added in metadata settings.
Additional context
Sample reference images are here https://iptc.org/std/photometadata/examples/
$ exiv2 -p a -g Mining -g Other IPTC-PhotometadataRef-Std2023.2.jpg
Xmp.plus.DataMining XmpText 62 http://ns.useplus.org/ldf/vocab/DMI-PROHIBITED-GENAIMLTRAINING
Xmp.plus.OtherConstraints LangAlt 1 lang="x-default" Data Mining for Generative AI/ML training is definitely prohibited
Related in exiv2 https://github.com/Exiv2/exiv2/issues/3281
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