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1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Sat Aug 20, 2022 12:10 am
by Aolei
XnView: MP 1.01 64bits (Aug 8 2022)
OS: Windows 7 Pro 64bit
Cannot properly render 16 bit TIFF files
Effect: Image displays like a negative with incorrect pallette
To reproduce:
1. Double-click a 16 bit b/w TIFF file (from Epson Scan 2)
Expected behaviour: In previous version 1.00.0 it displayed correctly (though I suspect reduced to 8 bit without notification to user).
In XnView Classic a warning is popped up "This picture will be converted to RGB with 8 bits per component" and then displays correctly.
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Sat Aug 20, 2022 1:23 pm
by xnview
please send me a sample file
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Sun Aug 21, 2022 11:50 pm
by Aolei
I think I replied by private message - but don't 100% understand the system as it says it is "Sent" but still seems to be in the Outbox. Please let me know if you didn't get it.
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Mon Aug 22, 2022 6:03 am
by cday
Aolei wrote: Sun Aug 21, 2022 11:50 pm
I think I replied by private message - but don't 100% understand the system as it says it is "Sent" but still seems to be in the Outbox. Please let me know if you didn't get it.
PMs for some reason remain in the Outbox until the recipient reads them, so presumably Pierre hasn't read it yet.
As PMs do not support attachments, presumably you included a download link for the file you sent?
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Mon Aug 22, 2022 6:06 am
by Aolei
Yes - I included a link. When I first started this thread I tried to attach an image but there was a message indicating some quote or other site problem prevented me from doing so.
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Mon Aug 22, 2022 8:11 am
by xnview

Thanks to your detailed description I can reproduce
the problem.
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Wed Aug 24, 2022 12:49 pm
by xnview
This problem is supposed to be fixed in
XnView MP 1.02. Please check and confirm the bug fix here.
Re: 1.01: Incorrectly displays 16 bit b/w TIFF
Posted: Wed Aug 24, 2022 6:01 pm
by Aolei
Thanks Pierre - I confirm the bug is fixed.