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Posted to dev@poi.apache.org by bu...@apache.org on 2017/09/17 22:54:07 UTC
[Bug 60499] Deleting a picture that is used twice on a slide corrupt
the slide
https://bz.apache.org/bugzilla/show_bug.cgi?id=60499
Andreas Beeker <ki...@apache.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|NEW |RESOLVED
--- Comment #1 from Andreas Beeker <ki...@apache.org> ---
I regard the original issue as invalid - if you have multiple references to the
same part (e.g. a png image), you would have each time a new relationship -
i.e. relationships aren't reused. I have to admit, that I haven't search the
ECMA spec for this definition, but if you do the same manually via MS/Libre
Office you actually get not only a copied relationship but also a second media
part.
After I adopted your sample to this handling, the resulting pptx was still
corrupt as the POIXMLDocumentPart.removeRelation(POIXMLDocumentPart) method
didn't handle multiple references correct.
This was fixed via r1808661
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