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1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Sat May 06, 2023 6:01 pm
by user0
XnViewMP 1.4.4 64bit
Windows11 (22H2), display resolution 3840x2160, win scaling 150%
Batch convert - add mask
background is partially visible in 4bit image
Re: 1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Fri Jun 02, 2023 1:56 pm
by xnview
your image file has transparency, it's the same with 32bits image file
Re: 1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Fri Jun 02, 2023 3:40 pm
by user0
hm, why not like this?
- a (default settings)
- actual - transparency bleeding through mask
- b ("use mask as alpha" enabled)
- actual - transparency lost
- expected - transparency preserved
Re: 1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Sat Jun 03, 2023 6:07 am
by xnview

Thanks to your detailed description I can reproduce
the problem.
Re: 1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Fri Jun 16, 2023 4:12 pm
by xnview
This problem is supposed to be fixed in
XnView MP 1.5.0 beta. Please check and confirm the bug fix here.
Re: 1.4.4 - batch convert - add mask - background is partially visible in 4bit image
Posted: Fri Jun 16, 2023 6:26 pm
by user0
fixed in 1.5.0