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incorrect color at 100% viewing

Posted: Sat Mar 25, 2023 1:31 am
by xnviewuse
as shown in the attachments, the picture looks ok when zoomed in or out

when viewed at 100% (or * pressed), the color is incorrect

Re: incorrect color at 100% viewing

Posted: Mon Mar 27, 2023 12:11 am
by xnviewuse
please check the photo file attached

Re: incorrect color at 100% viewing

Posted: Mon Mar 27, 2023 7:23 am
by xnviewuse
please check the photo file zipped

Re: incorrect color at 100% viewing

Posted: Mon Mar 27, 2023 11:25 am
by masterjp
Hello, I tested your picture with XnviewMP 1.4.3 on Windows 10 64bit (latest updates) and could not detect any problems.

Maybe it is a problem of your operating system, graphic driver (old version) or something else!?

Re: incorrect color at 100% viewing

Posted: Mon Mar 27, 2023 12:50 pm
by spleen
Intel i7-10700, GTX1650S 4GB, 32G RAM
OS: Win10 Home 22H2, XnViewMP 1.4.3 64bit

Re: incorrect color at 100% viewing

Posted: Mon Mar 27, 2023 8:01 pm
by masterjp
Thank you for the video. I read your older posts from 2022. You had some other color issues in the past with other jpeg files, too.
Maybe you can test the same situation again with a XnViewMP portable version, too.
It uses the standard settings and a fresh folder with all required files.

Re: incorrect color at 100% viewing

Posted: Tue Mar 28, 2023 7:50 am
by xnview
what do you have in Settings>View? And do you use ICC profile?

Re: incorrect color at 100% viewing

Posted: Wed Mar 29, 2023 1:26 pm
by spleen
The issue remains whether or not an ICC profile was used.
Another interesting observation is that when I saved the JPG file to either a PNG or TIF format, the issue still existed.

Re: incorrect color at 100% viewing

Posted: Fri Mar 31, 2023 8:52 am
by xnview
spleen wrote: Wed Mar 29, 2023 1:26 pm The issue remains whether or not an ICC profile was used.
Another interesting observation is that when I saved the JPG file to either a PNG or TIF format, the issue still existed.
Really strange, could you send me the png?

Re: incorrect color at 100% viewing

Posted: Fri Mar 31, 2023 1:12 pm
by spleen
I tested the picture (med1) on different PCs.

incorrect: MSI (Intel i5-6400, NVIDIA GTX960)
incorrect: MSI (Intel i5-8400, NVIDIA GTX1050)
incorrect: MSI (Intel i7-10700, NVIDIA GTX1650S)
ok: ASUS (Intel i7-7500U, NVIDIA 940MX)

Weird enough, it's ok for med2.jpg for all PCs.

Re: incorrect color at 100% viewing

Posted: Fri Mar 31, 2023 1:57 pm
by xnview
and if you use bilinear as resize method?

Re: incorrect color at 100% viewing

Posted: Tue Apr 04, 2023 1:48 pm
by spleen
I tested the different zoom quality options:
bilinear, bicubic, spline16, spline36, lanczos3, lanczos4

bilinear: incorrect image at initial 100% viewing
the remaining 5 methods: initial 100% viewing ok -> incorrect after zoom in->zoom out /or/ after zoom out->zoom in

Re: incorrect color at 100% viewing

Posted: Wed Apr 05, 2023 7:36 am
by xnview
if you change 'pixel ratio' always the problem?

Re: incorrect color at 100% viewing

Posted: Wed Apr 05, 2023 1:19 pm
by spleen
my default 'pixel ratio' is "D1/DV PAL (1.07)"
after I changed it to "square", wow, the issue is gone!

Re: incorrect color at 100% viewing

Posted: Fri Apr 07, 2023 7:38 am
by xnview
spleen wrote: Wed Apr 05, 2023 1:19 pm my default 'pixel ratio' is "D1/DV PAL (1.07)"
after I changed it to "square", wow, the issue is gone!
Ok, strange, i'll try to reproduce...