On Sun, 19 Sep 2021 00:01:51 -0400, Philip Webb wrote: > Tibor Nagy of KDE Bugzilla has replied very promptly : > > My guess this happens due to botched gamma handling. > Washed out images are a prime symptom of that kind of bugs. > Seems like when a PNG gAMA chunk is present, > Gwenview applies the gamma transform in the opposite direction it > should, thus the washed out images. Seems to be Qt bug, already fixed > in 5.15.x : > https://github.com/qt/qtbase/commit/de2c3ccd49cb89e0c6912da3b03705a36ef03946 > > As you can see from the link above, some coder forgot to invert a value, > using 'gamma' when it sb '1/gamma'. > > The patch is dated 'June 11', so it make take awhile yet to reach > Gentoo.
5.15.2 is already in testing, which explains why I was unable to reproduce this in the way it hit you, but there was still one washed out image I saw. -- Neil Bothwick 667 - The FAX number of the beast
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