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IDProjectCategoryView StatusLast Update
0016632ScribusColor Managementpublic2021-09-17 20:40
Reportertsst Assigned Tojghali  
Status closedResolutionduplicate 
OSwindows 10 
Product Version1.5.7 
Summary0016632: distorted colors on images with transparency
Descriptionon inserting image with transparency to the document images colors are distorted. I'm attaching the sample pdf: 1st page is with white background (picture as expected to be), second page has transparent background. The last picture has many gray shades inside
Tagscolor distortion, image, transparency


duplicate of 0014842 assignedjghali Darken edge around non-transparent pixels in transparent PNG 



2021-09-17 19:41


sample.pdf (1,873,961 bytes)


2021-09-17 19:50

reporter   ~0049245

Additionally attaching file, which could be used for playing around.
Also noticed that even during image insertion preview window shows already wrongly


2021-09-17 20:38

administrator   ~0049246

Duplicate of issue 0014842. The problem is basically that your image has transparencies over a black background. In PDF transparency model, that means your image colors will be composited over that black background. See 0014842 for more details.

Issue History

Date Modified Username Field Change
2021-09-17 19:41 tsst New Issue
2021-09-17 19:41 tsst Tag Attached: color distortion
2021-09-17 19:41 tsst Tag Attached: image
2021-09-17 19:41 tsst Tag Attached: transparency
2021-09-17 19:41 tsst File Added: sample.pdf
2021-09-17 19:50 tsst Note Added: 0049245
2021-09-17 19:50 tsst File Added: 3r-ziurintis i paukscius eziukas_1.tif
2021-09-17 20:38 jghali Assigned To => jghali
2021-09-17 20:38 jghali Status new => resolved
2021-09-17 20:38 jghali Resolution open => duplicate
2021-09-17 20:38 jghali Note Added: 0049246
2021-09-17 20:38 jghali Relationship added duplicate of 0014842
2021-09-17 20:40 jghali Status resolved => closed