README.md

@@ -10,11 +10,11 @@ protection against OLED burn-in.
   through the images inside them on a timer, in sequential or shuffled
   order, with an optional crossfade between changes. The chosen wallpaper
   can also be applied to the lock screen.
-- **Live wallpapers** — play a looping video file as your desktop
+- **Live wallpapers** — play a looping video *or animated GIF* as your
-  background. Frames are decoded with GStreamer and rendered directly by
+  desktop background. Frames are decoded with GStreamer and rendered
-  GNOME Shell's own Clutter stage (no external, incompatible Clutter
+  directly by GNOME Shell's own Clutter stage (no external, incompatible
-  build involved). Playback can automatically pause on battery power or
+  Clutter build involved). Playback can automatically pause on battery
-  while a window is fullscreen.
+  power or while a window is fullscreen.
 - **OLED burn-in protection** — three independent, individually toggled
   techniques:
   - *Pixel shifting*: nudges the background a few pixels on a slow drift
@@ -34,9 +34,9 @@ protection against OLED burn-in.
 - GNOME Shell 50.
 - For live wallpapers: GStreamer with its `good` and `base` plugin sets
   (e.g. `gstreamer1.0-plugins-good` and `gstreamer1.0-plugins-base`, or
-  your distribution's equivalent). If these aren't installed, the live
+  your distribution's equivalent) — the `good` set is also what provides
-  wallpaper toggle stays disabled and BenthicBloom's other features work
+  animated GIF decoding. If these aren't installed, the live wallpaper
-  normally.
+  toggle stays disabled and BenthicBloom's other features work normally.
 
 ## Installation
 

lib/liveWallpaper.js

@@ -6,7 +6,10 @@ import * as Main from 'resource:///org/gnome/shell/ui/main.js';
 import {SettingsKey} from './settingsKeys.js';
 
 /**
- * Plays a video file as a looping animated background.
+ * Plays a video or animated GIF file as a looping animated background.
+ * `playbin` typefinds the source by content rather than extension, so GIFs
+ * are decoded through GStreamer's own GIF element (from the "good" plugin
+ * set) and handled exactly like any other video stream below this point.
  *
  * Mutter embeds its own private copy of Clutter, so GStreamer video sinks
  * that hand back a Clutter actor from a *different* Clutter instance (e.g.

prefs.js

@@ -176,8 +176,9 @@ export default class BenthicBloomPreferences extends ExtensionPreferences {
         const group = new Adw.PreferencesGroup({
             title: _('Video Wallpaper'),
             description: _(
-                'Play a looping video as your desktop background instead of a static image. ' +
+                'Play a looping video or animated GIF as your desktop background instead of a static image. ' +
-                'Requires GStreamer (with its "good" and "base" plugin sets) to be installed on your system.'),
+                'Requires GStreamer (with its "good" and "base" plugin sets, which provide GIF decoding) ' +
+                'to be installed on your system.'),
         });
         page.add(group);
         group.add(this._switchRow(
@@ -185,17 +186,26 @@ export default class BenthicBloomPreferences extends ExtensionPreferences {
             _('Enable Live Wallpaper'), _('Overrides the static wallpaper while active')));
 
         const fileRow = new Adw.ActionRow({
-            title: _('Video File'),
+            title: _('Video / GIF File'),
             subtitle: settings.get_string(SettingsKey.LIVE_WALLPAPER_PATH) || _('None selected'),
         });
         const chooseButton = new Gtk.Button({label: _('Choose…'), valign: Gtk.Align.CENTER, css_classes: ['flat']});
         chooseButton.connect('clicked', () => {
-            const dialog = new Gtk.FileDialog({title: _('Select Wallpaper Video')});
+            const dialog = new Gtk.FileDialog({title: _('Select Wallpaper Video or GIF')});
-            const filter = new Gtk.FileFilter();
+
-            filter.add_mime_type('video/*');
+            const mediaFilter = new Gtk.FileFilter({name: _('Videos and animated GIFs')});
+            mediaFilter.add_mime_type('video/*');
+            mediaFilter.add_mime_type('image/gif');
+            mediaFilter.add_pattern('*.gif');
+
+            const allFilter = new Gtk.FileFilter({name: _('All files')});
+            allFilter.add_pattern('*');
+
             const filterList = new Gio.ListStore({item_type: Gtk.FileFilter});
-            filterList.append(filter);
+            filterList.append(mediaFilter);
+            filterList.append(allFilter);
             dialog.filters = filterList;
+            dialog.default_filter = mediaFilter;
 
             dialog.open(fileRow.get_root(), null, (source, result) => {
                 try {

schemas/org.gnome.shell.extensions.benthicbloom.gschema.xml

@@ -70,13 +70,13 @@
     <key name="live-wallpaper-enabled" type="b">
       <default>false</default>
       <summary>Enable live wallpaper</summary>
-      <description>Whether a video is played as an animated desktop background instead of a static image.</description>
+      <description>Whether a video or animated GIF is played as an animated desktop background instead of a static image.</description>
     </key>
 
     <key name="live-wallpaper-path" type="s">
       <default>""</default>
-      <summary>Live wallpaper video file</summary>
+      <summary>Live wallpaper media file</summary>
-      <description>Path to the video file used as the live wallpaper.</description>
+      <description>Path to the video or animated GIF file used as the live wallpaper.</description>
     </key>
 
     <key name="live-wallpaper-muted" type="b">