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XWiki Platform / cid:jira-generated-image-avatar-cb577cd2-f623-455f-8364-2dc9da9680f0 XWIKI-23077 Open

Some shapes and "wmf" images appear with black background instead of transparent

 
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Issue created

 
cid:jira-generated-image-avatar-5cef6fc4-f14c-47ca-9393-21da55285f2f Gabriela Anechitoaei created this issue on 07/Apr/25 16:55
 
Summary: Some shapes and "wmf" images appear with black background instead of transparent
Issue Type: cid:jira-generated-image-avatar-cb577cd2-f623-455f-8364-2dc9da9680f0 Bug
Affects Versions: 15.10.13, 16.10.5
Assignee: Unassigned
Attachments: 011-[FREE]-Clipart-4Pages-DOCX-1.docx, 15.10.12.jpg, BackgroundBlack.jpg
Components: Office
Created: 07/Apr/25 16:55
Environment: Standard XWiki 16.10.5, LibreOffice 25.2.1, Chrome 134, Windows 11 Pro
Priority: cid:jira-generated-image-static-major-35e888fc-8c81-45e0-90d8-9a66cde6839d Major
Reporter: Gabriela Anechitoaei
Description:

Steps to reproduce:

  1. Have LibreOffice 25.2.1 installed locally
  2. Configure Office Server from xwiki.properties
  3. Make sure Server state is Connected in Administration
  4. Select the attached Office document [^011-[FREE]-Clipart-4Pages-DOCX.docx]
  5. Click on Import
  6. Access the page

Expected results: The images and shapes appear as per the imported document.

Actual results: One of the shapes and a "wmf" image appear with black background instead of transparent.

43537_BackgroundBlack.jpg

 

NOTE: On XWiki 15.10.12 the images are showing as per the imported document, with transparent background.

43536_15.10.12.jpg

The issue is reproducing starting with 15.10.13 and on newer versions including 16.10.5