Merge pull request python-pillow#1686 from radarhere/seek

Allow ImageSequence to seek to zero
ThoughtSynth · Jan 31, 2016 · 7d1df35 · 7d1df35
2 parents 3f1834a + 2b0c037
commit 7d1df35
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Showing 2 changed files with 12 additions and 2 deletions.
diff --git a/PIL/ImageSequence.py b/PIL/ImageSequence.py
@@ -36,8 +36,7 @@ def __init__(self, im):
 
     def __getitem__(self, ix):
         try:
-            if ix:
-                self.im.seek(ix)
+            self.im.seek(ix)
             return self.im
         except EOFError:
             raise IndexError  # end of sequence

diff --git a/Tests/test_imagesequence.py b/Tests/test_imagesequence.py
@@ -52,6 +52,17 @@ def test_libtiff(self):
         self._test_multipage_tiff()
         TiffImagePlugin.READ_LIBTIFF = False
 
+    def test_consecutive(self):
+        im = Image.open('Tests/images/multipage.tiff')
+        firstFrame = None
+        for frame in ImageSequence.Iterator(im):
+            if firstFrame == None:
+                firstFrame = frame.copy()
+            pass
+        for frame in ImageSequence.Iterator(im):
+            self.assert_image_equal(frame, firstFrame)
+            break
+
 if __name__ == '__main__':
     unittest.main()