GNU bug report logs - #65668
[PATCH] gnu: gst-plugins-bad: Remove the svt-hevc input.

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Message #8 received at 65668 <at> debbugs.gnu.org (full text, mbox):

From: Liliana Marie Prikler <liliana.prikler <at> gmail.com>
To: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>, 65668 <at> debbugs.gnu.org
Cc: Raghav Gururajan <rg <at> raghavgururajan.name>
Subject: Re: [bug#65668] [PATCH] gnu: gst-plugins-bad: Remove the svt-hevc
 input.
Date: Fri, 01 Sep 2023 06:21:42 +0200

Am Donnerstag, dem 31.08.2023 um 23:08 -0400 schrieb Maxim Cournoyer:
> * gnu/packages/gstreamer.scm (gst-plugins-bad)
> [inputs]: Remove svt-hevc; add comment.
> ---
>  gnu/packages/gstreamer.scm | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/gnu/packages/gstreamer.scm b/gnu/packages/gstreamer.scm
> index 86886c025f..f38d2157bd 100644
> --- a/gnu/packages/gstreamer.scm
> +++ b/gnu/packages/gstreamer.scm
> @@ -849,7 +849,9 @@ (define-public gst-plugins-bad
>      (inputs
>       (append
>        (if (target-x86?) (list mediasdk) '())
> -      (if (target-x86-64?) (list svt-hevc) '())
> +      ;; Note: svt-hevc cannot be used, as it would break the
> package for
> +      ;; older x86_64 CPUs such as Core 2 Duo that lack AVX2 (see:
> +      ;;
> https://github.com/OpenVisualCloud/SVT-HEVC/issues/573#issuecomment-680678144
> ).
>        (list bluez
>              bzip2
>              cairo
I think you should put that comment above the commented existing line
rather than deleting it outright.  We should also look into building
svt-hevc without those CPU extensions; perhaps using tuning instead.

The comment could itself be shortened to 
  svt-hevc is broken on older x86_64 CPUs [such as…]
  see also <URL>
but you do you in terms of phrasing :)

Cheers

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