bug#58101: 28.2; image-size nonsensical

[Eli Zaretskii]

> Date: Tue, 27 Sep 2022 11:00:22 +0200
> From: Thomas Hühn <t@2uo.de>
> Cc: Eli Zaretskii <eliz@gnu.org>
> 
> After some googling I found image-scaling-factor, and after setting that 
> to 1, I always get the expected 1291 . 632 now.

So the issue happens because image-scaling-factor is different from 1?
If so, this doesn't seem to be a bug, does it?