When TIFF applies orientation on load, delete tag from getexif()

src/PIL/TiffImagePlugin.py

@@ -1203,19 +1203,7 @@ def load(self):
         return super().load()
 
     def load_end(self):
-        if self._tile_orientation:
-            method = {
-                2: Image.Transpose.FLIP_LEFT_RIGHT,
-                3: Image.Transpose.ROTATE_180,
-                4: Image.Transpose.FLIP_TOP_BOTTOM,
-                5: Image.Transpose.TRANSPOSE,
-                6: Image.Transpose.ROTATE_270,
-                7: Image.Transpose.TRANSVERSE,
-                8: Image.Transpose.ROTATE_90,
-            }.get(self._tile_orientation)
-            if method is not None:
-                self.im = self.im.transpose(method)
-                self._size = self.im.size
+        ImageOps.exif_transpose(self, in_place=True)
 
         # allow closing if we're on the first frame, there's no next
         # This is the ImageFile.load path only, libtiff specific below.
@@ -1542,8 +1530,6 @@ def _setup(self):
             palette = [o8(b // 256) for b in self.tag_v2[COLORMAP]]
             self.palette = ImagePalette.raw("RGB;L", b"".join(palette))
 
-        self._tile_orientation = self.tag_v2.get(ExifTags.Base.Orientation)
-
 
 #
 # --------------------------------------------------------------------