Bug#1069255: libheif: please consider using aom as the preferred plugin and demoting x265 to suggests

[Dylan Aïssi <daissi@debian.org>]

Hello,

On Fri, 19 Apr 2024 08:02:03 +1200 Vladimir Petko <vpa1977@gmail.com>
> According to[1], the MIR work was prioritized on aom packages, and 
due to x265
> nack and plans to replace it with kvazaar, it was demoted to Suggests.
>
> In Ubuntu, the attached patch was applied to achieve the following:
>
>   * d/control: update dependencies for the Main Inclusion Request (LP:
> #2061089):
>     - Swap libheif-plugin-aomdec and libheif-plugin-dav1d.
>     - Demote libheif-plugin-x265 to Suggests.

Those are distribution choices (and Debian is not Ubuntu), they applied 
these changes to avoid having dav1d and x265 in their main repo. Not 
sure why we should follow their choices especially when they seem wrong: 
dav1d is known to better perform for decoding av1 than aom.

Best regards,
Dylan