Re: f26 backgrounds update https://bodhi.fedoraproject.org/updates/FEDORA-2017-9ab2094727

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On 03/07/17 11:25 AM, Matthew Miller wrote:
> https://bodhi.fedoraproject.org/updates/FEDORA-2017-9ab2094727
>
>
> There seems to be a bodhi problem which is preventing me from
> commenting. This update converted the wallpaper from JPEG to PNG at
> what ImageMagick and GIMP identify as 90% JPEG quality. This causes
> significant and ugly artifacts around the fine detail of the branches
> -- this image is nearly a worst-case scenario for JPEG. To my eye, it's
> pretty bad to about 98%, even -- at that point, there's still
> degradation but it kind of blends into the texture rather than standing
> out. This is still smaller than the PNG, at least.
Currently working on bringing back the PNG images while assigning JPEG
images on animated version on GNOME only.
> Can we re-do these at 99% or 100%? If saving space is important, going
> to 4:2:0 chroma subsamping saves about 33% without as much obvious
> visual impact on this particular image.
We have the original PNG.

-- 

Luya Tshimbalanga
Graphic & Web Designer
E: luya@xxxxxxxxxxxxxxxxx
W: http://www.coolest-storm.net

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