XnView Software

XnViewMP 1.4.4 64bit
Windows11 (22H2), display resolution 3840x2160, win scaling 150%

Viewer Level...
histogram does not updates

To reproduce:
1. run clean portable XnViewMP
2. open image
3. [OPTIONAL] press H to show Histogram for reference (it works OK)
4. press L to open Levels...
5. modify any parameter
histogram does not change

user0 wrote: Sun Apr 23, 2023 12:43 pm histogram does not change

In XnView MP histogram (h key) does change when adjusting levels.

Do you mean histogram inside levels windows does not change?

I see same behavior in Photoshop levels adjustment, histogram inside levels adjustment windows stays the same even if you change levels, i think its intentional.

FKCapitalism2 wrote: Mon Apr 24, 2023 11:18 am ..i think its intentional.

right, thanks!
looks like a feature, not a bug