bug#52069: [patch] add gst-plugins-base-gl (with opengl support)

[Maxim Cournoyer]

Hello,

"Dr. Arne Babenhauserheide" <arne_bab@web.de> writes:

> Hi,
>
> The attached patch adds a derivative package of gst-plugins-base that
> includes gl support and has mesa as input.
>
> I needed that for an application.
>
> Best wishes,
> Arne
>
> From a1435b89c6ff01c1644bea671628678eebf3dfc2 Mon Sep 17 00:00:00 2001
> From: Arne Babenhauserheide <arne_bab@web.de>
> Date: Wed, 24 Nov 2021 01:58:32 +0100
> Subject: [PATCH] gnu: gst-plugins-base-gl: add package version that includes
>  opengl.
>
> * gnu/packages/gstreamerr.scm (gst-plugins-base-gl): -Dgl=enabled, input: mesa
> ---
>  gnu/packages/gstreamer.scm | 11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/gnu/packages/gstreamer.scm b/gnu/packages/gstreamer.scm
> index bb991789da..324af10ee0 100644
> --- a/gnu/packages/gstreamer.scm
> +++ b/gnu/packages/gstreamer.scm
> @@ -581,6 +581,17 @@ (define-public gst-plugins-base
>  for the GStreamer multimedia library.")
>      (license license:lgpl2.0+)))
>  
> +(define-public gst-plugins-base-gl
> +  (package (inherit gst-plugins-base)
> +    (name "gst-plugins-base-gl")
> +    (inputs
> +     `(("mesa" ,mesa) ;; required for libgstgl
> +       ,@(package-inputs gst-plugins-base)))
> +    (arguments
> +     `(,@(package-arguments gst-plugins-base)
> +       #:tests? #f ;; check fails with gl

Disabling tests shouldn't be done lightly; considerable efforts have
probably gone in enabling them in the first place and they are one of
our best allies in assessing the negative impacts of an upgrade.  Could
you please investigate what is at cause?  Perhaps it's a matter of
adding an argument to the Xvfb invocation?

Thank you!

Maxim