Subject: [bug#47643] [PATCH 16/22] gnu: transcode: Disable v4l support due to broken API.

From: Léo Le Bouter <[email-masked]>
Date: Fri, 09 Apr 2021 12:58:31 +0200

On Wed, 2021-04-07 at 16:42 -0400, Raghav Gururajan via Guix-patches
via wrote:
> * gnu/packages/video.scm (transcode)[inputs]: Remove v4l-utils.
> [configure-flags](enable-libv4l2,enable-v4l): Remove flags.
> ---
>  gnu/packages/video.scm | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
> index 6a2de91227..1e48782b10 100644
> --- a/gnu/packages/video.scm
> +++ b/gnu/packages/video.scm
> @@ -200,10 +200,12 @@
>      (arguments
>       `(#:configure-flags
>         (list
> -        "--enable-libv4l2"
> +        ;; XXX: Broken API.
> +        ;; "--enable-libv4l2"
>          "--enable-libmpeg2"
>          "--enable-libmpeg2convert"
> -        "--enable-v4l"
> +        ;; XXX: Broken API.
> +        ;; "--enable-v4l"
>          ;;; XXX: Not available.
>          ;"--enable-bktr"
>          ;"--enable-sunau"
> @@ -265,7 +267,7 @@
>         ("lzo" ,lzo)
>         ("mjepgtools" ,mjpegtools)
>         ("sdl" ,sdl)
> -       ("v4l-utils" ,v4l-utils)
> +       ;; ("v4l-utils" ,v4l-utils)
>         ("x11" ,libx11)
>         ("x264" ,libx264)
>         ("xaw" ,libxaw)

Broken how? Can you elaborate and explain in either comments or commit
message? Thank you!