[gnome-backgrounds] experimental webp square format

[Jakub Steiner <jimmac src gnome org>]

commit 2a2f97a02b332092baa1d9ab83e2d65a2d0dac0d
Author: Jakub Steiner <jimmac gmail com>
Date:   Wed May 11 18:37:49 2022 +0200

    experimental webp square format
    
    - using 1:1 aspect for better fit for both landscape and portrait
    - using 1.4 filesize with webp, currently lacking the gdkPixbuf loader
      to work out of the box.
    
    See https://gitlab.gnome.org/GNOME/gnome-backgrounds/-/issues/29

 backgrounds/adwaita-d.jpg  | Bin 772307 -> 0 bytes
 backgrounds/adwaita-l.jpg  | Bin 1220626 -> 0 bytes
 backgrounds/adwaita.xml.in |   4 ++--
 backgrounds/meson.build    |   4 ++--
 4 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/backgrounds/adwaita.xml.in b/backgrounds/adwaita.xml.in
index 4de08ac..b509ffb 100644
--- a/backgrounds/adwaita.xml.in
+++ b/backgrounds/adwaita.xml.in
@@ -3,8 +3,8 @@
 <wallpapers>
   <wallpaper deleted="false">
     <name>Default Background</name>
-    <filename>@BACKGROUNDDIR@/adwaita-l.jpg</filename>
-    <filename-dark>@BACKGROUNDDIR@/adwaita-d.jpg</filename-dark>
+    <filename>@BACKGROUNDDIR@/adwaita-l.webp</filename>
+    <filename-dark>@BACKGROUNDDIR@/adwaita-d.webp</filename-dark>
     <options>zoom</options>
     <shade_type>solid</shade_type>
     <pcolor>#3465a4</pcolor>
diff --git a/backgrounds/meson.build b/backgrounds/meson.build
index 3fa884a..ede57da 100644
--- a/backgrounds/meson.build
+++ b/backgrounds/meson.build
@@ -3,8 +3,8 @@ dataconf.set('BACKGROUNDDIR', backgrounddir)
 dataconf.set('datadir', datadir)
 
 backgrounds = [
-  'adwaita-d.jpg',
-  'adwaita-l.jpg',
+  'adwaita-d.webp',
+  'adwaita-l.webp',
   'blobs-d.svg',
   'blobs-l.svg',
   'drool-d.svg',