On Thu, 1 Oct 2020 at 06:15, ayaka <ayaka@soulik.info> wrote:

> It is the nativesdk meson has this problem, that is what cross build
> requests for.
>
> You can try the Intel MediaSDK, I reported this issue to Gstreamer for
> this but it comes to the issue of OE.
>
> Or you mean the native meson for the target system ? I don't think they
> need a cross build file.
>

native meson does use a cross file when building target packages, and
things work without sysroot property, including using pkg-config:
http://git.yoctoproject.org/cgit/cgit.cgi/poky/tree/meta/classes/meson.bbclass

So I worry that your patch is fixing a symptom and not the problem.

Alex