If GIF has already seeked past first frame, it is animated

python-pillow · Feb 21, 2022 · 73cf28c · 73cf28c
1 parent 54be93c
commit 73cf28c
Showing 1 changed file with 8 additions and 6 deletions.
diff --git a/src/PIL/GifImagePlugin.py b/src/PIL/GifImagePlugin.py
@@ -110,14 +110,16 @@ def is_animated(self):
                 self._is_animated = self._n_frames != 1
             else:
                 current = self.tell()
-
-                try:
-                    self.seek(1)
+                if current:
                     self._is_animated = True
-                except EOFError:
-                    self._is_animated = False
+                else:
+                    try:
+                        self.seek(1)
+                        self._is_animated = True
+                    except EOFError:
+                        self._is_animated = False
 
-                self.seek(current)
+                    self.seek(current)
         return self._is_animated
 
     def seek(self, frame):