On Thu, Dec 4, 2025 at 3:05 AM Ross Burton via lists.openembedded.org
<[email protected]> wrote:

>
>
> > On 4 Dec 2025, at 02:35, Changqing Li <[email protected]>
> wrote:
> >
> >
> > On 12/3/25 19:08, Ross Burton wrote:
> >> CAUTION: This email comes from a non Wind River email account!
> >> Do not click links or open attachments unless you recognize the sender
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> >>
> >> On 3 Dec 2025, at 09:03, Changqing Li via lists.openembedded.org <
> [email protected]> wrote:
> >>
> >>> From: Changqing Li <[email protected]>
> >>>
> >>> Current version is 2.0.3, the lastrelease of libmng is in 2015,
> >>> add a patch to fix it
> >>>
> >> Last release a decade ago, for a image format that was designed to
> replace GIF, but no browsers actually support, and has been superseded by
> APNG which is supported by all browsers and a W3C Recommendation?
> >>
> >> Sounds like the follow-up patch to this cleanup should be to delete the
> recipe…
> > Thanks for sharing the background.
> > I searched under meta-openembeded, there is one recipe might depend on
> this.
> >
> https://git.openembedded.org/meta-openembedded/tree/meta-gnome/recipes-gimp/gimp/gimp_3.0.6.bb?id=1d3c3ad93c962ee1c27d88076b63d08e53c8b318#n80
> > Another recipe that depend on this:
> >
> https://code.qt.io/cgit/yocto/meta-qt6.git/tree/recipes-qt/qt6/qtimageformats_git.bb?h=6.10#n19
> > Seems we cannot delete the recipe unless we don't support those
> PACKAGECONFIG mng.
> > //Changqing
>
> The gimp option is easily removed (or at least, disabled by default) in
> the same patch set, and meta-qt will just have to update. MNG _is_ dead, so
> there’s no reason to keep the code around in our layers.
>
>
There was a need of it in webkit too IIRC in past.
I agree, for now I have moved with the patch and if we can get more
awareness of its removal then perhaps we should revisit and remove it.


> Ross
> 
>
>
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