[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-10 Thread Antonio Rojas
https://bugs.kde.org/show_bug.cgi?id=461661

--- Comment #1 from Antonio Rojas  ---
Nobody removed anything, the code is right there
https://invent.kde.org/frameworks/kimageformats/-/tree/master/src/imageformats

Please limit yourself to reporting your issue and take the conspiracy theories
elsewhere.

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-10 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=461661

Nate Graham  changed:

   What|Removed |Added

 CC||n...@kde.org
 Resolution|--- |WAITINGFORINFO
 Status|REPORTED|NEEDSINFO

--- Comment #2 from Nate Graham  ---
> AVIF support has benn removed from KDE
What do you mean? To my knowledge nobody has done any such thing. Can you
clarify?

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread John
https://bugs.kde.org/show_bug.cgi?id=461661

--- Comment #3 from John  ---
After updating, yesterday, wallpaper was gone (see bug text above) and
substituted without my consent to KDEs default.
After updating, yesterday, SDDM background was gone (see bug text above) and
substituted without my consent to KDEs default.
 After updating yesterday, KDE lock screen background was gone (see bug text
above) and became blank (PURE "SHOUTY" WHITE).
Nerve wracking as, I thougth update broke something/resetted my KDE configs. It
did. I CANNOT reinstate .avif as: 1. Wallpaper, 2. SDD Background 3. Lock
Screen. Webp works but is 2.3x bigger than avif.

How the file was made:
1. Creation of HQ PNG Art
2. Scaling with SINC with graphics magic [$ gm )
3. Using libaom avif to compress it:
$ avifenc -c aom -j all -s 0 -a aq-mode=2 -d 8 input.png output.avif

Various Test Resaults:

Info: All Files from RAW/ARW/NEF imported with dcraw preprocessed with Gimp
(exposure fix for multifolder ones). Also huge NASA TIF Zero reencoding from
one lossy compression to the other lossy compression. Zero defaults. Always the
best parameters (--preset, --hints, scaling, sharp color conversion and
multithreading for speed  - e.g. in cwebp -mt  as well as using HQ PNG as
intermediary for compression when appropriate). Always according to
documentation and man pages. Visual inspection always done.

Size numbers:

tiff/jpg=14794194/2248182=6.581 (no exif, no thumbs arythmetic, color
profile...)
tiff/jpg=14794194/2261881= 6.541 (full, arythmetic)
tiff/jpg=14794194/2413580=6.130 (plain, color profile)
tiff/webp=14794194/2844252=5.201 (z9, losless)
tiff/avif=14794194/158132=93.556 (avifenc -c aom -j all -s 0 -a aq-mode=2 -d 8)
web/avif=2844252/158132=17.987

In the last example you can see that AVIF was 18x smaller than webp.

I did at least 13 different photos: Picture, Photos, Text, RAW file. big HQ PNG
Art, photos with more small details, photos with less details and stuff etc to
see compression sizes and quality.

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread John
https://bugs.kde.org/show_bug.cgi?id=461661

John  changed:

   What|Removed |Added

Version|unspecified |5.99.0
   Platform|Other   |Archlinux

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread Antonio Rojas
https://bugs.kde.org/show_bug.cgi?id=461661

Antonio Rojas  changed:

   What|Removed |Added

 CC||aro...@archlinux.org

--- Comment #4 from Antonio Rojas  ---
Post the output of `pacman -Q libavif kimageformats'

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread John
https://bugs.kde.org/show_bug.cgi?id=461661

--- Comment #5 from John  ---
(In reply to Antonio Rojas from comment #4)
> Post the output of `pacman -Q libavif kimageformats'
Here it is:
libavif 0.11.1-1
kimageformats 5.99.0-3.1

I have no tumbs for avif in Dolphin nor Gwenview is capable of displaying avif
anymore. What happened with the update of kimageformats? No more avif support?

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread Antonio Rojas
https://bugs.kde.org/show_bug.cgi?id=461661

--- Comment #6 from Antonio Rojas  ---
kimageformats 5.99.0-3.1

^ This is not Arch Linux. I suggest you report this to the bug tracker of your
distribution.

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread John
https://bugs.kde.org/show_bug.cgi?id=461661

--- Comment #7 from John  ---
(In reply to Antonio Rojas from comment #6)
> kimageformats 5.99.0-3.1
> 
> ^ This is not Arch Linux. I suggest you report this to the bug tracker of
> your distribution.

Its a copy from official arch. ignore dash. Its exact Arch library, nothing
changed. Use and see. Where is Avif and if you can use it in KDE. I'm done.

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-12 Thread Antonio Rojas
https://bugs.kde.org/show_bug.cgi?id=461661

Antonio Rojas  changed:

   What|Removed |Added

 Resolution|WAITINGFORINFO  |DOWNSTREAM
 Status|NEEDSINFO   |RESOLVED

--- Comment #8 from Antonio Rojas  ---
(In reply to John from comment #7)
> (In reply to Antonio Rojas from comment #6)
> > 
> > 
> > ^ This is not Arch Linux. I suggest you report this to the bug tracker of
> > your distribution.
> 
> Its a copy from official arch. ignore dash. Its exact Arch library, nothing
> changed. Use and see. Where is Avif and if you can use it in KDE. I'm done.

No, it's not. There is no "kimageformats 5.99.0-3.1" package on Arch and there
never was.

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[frameworks-kimageformats] [Bug 461661] Kimageformats Regression Affects Wallpaper Rendering, SDDM and Lock Screen

2022-11-14 Thread bugzilla_noreply
https://bugs.kde.org/show_bug.cgi?id=461661

dnovome...@gmail.com changed:

   What|Removed |Added

 CC||dnovome...@gmail.com

--- Comment #9 from dnovome...@gmail.com ---
When new libavif 0.11 got released, it didn't work with already released
kimageformats 5.99

It was possible to use kimageformats 5.99 with older libavif or to backport fix
into kimageformats 5.99 to allow it to work with new libavif.

Unfortunately, backporting fixes/patches is an extra work/burden on package
maintainers. Beside that, libavif changes with every release, so after upgrade
of libavif, it is necessary to rebuild kimageformats.

We don't know what happened in the specific distribution. For sure it was a
result of technical troubles with software incompatibility and not some
insidious anti-AVIF movement.

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