Re: Gstreamer without opencv?

On Friday, 8 May 2026 17:01:50 British Summer Time Michael wrote:

> I don't see gstreamer requiring opencv here:
> 
>  ~ $ emerge --depclean -v -p opencv
> 
> Calculating dependencies... done!
>   media-libs/opencv-4.12.0-r1 pulled in by:
>     kde-plasma/spectacle-6.6.4-r1 requires media-libs/opencv:=, media-
> libs/opencv:0/4.12.0=
>     media-libs/kquickimageeditor-0.6.1 requires media-libs/
> opencv:0/4.12.0=, media-libs/opencv:=
> 
> I also checked on a PC with an intel CPU & graphics, also running plasma
> desktop.  Same result.

I misread the output from portage: it was actually telling me that there were 
no precompiled packages of opencv without Intel video card.

> On the other hand, opencv will bring in gstreamer, if it is emerged with
> USE="gstreamer":
> 
>  ~ $ equery u opencv | grep gstreamer
> -gstreamer

I get the same, but 'emerge -pv opencv' does not pull in gstreamer, so I 
suppose '-gstreamer' means 'not gstreamer' in this case.

-- 
Regards,
Peter.