Author: tack
Date: Tue Apr 25 20:20:53 2006
New Revision: 1497

Modified:
   trunk/metadata/src/image/EXIF.py

Log:
See comment.


Modified: trunk/metadata/src/image/EXIF.py
==============================================================================
--- trunk/metadata/src/image/EXIF.py    (original)
+++ trunk/metadata/src/image/EXIF.py    Tue Apr 25 20:20:53 2006
@@ -811,7 +811,10 @@
     def list_IFDs(self):
         i=self.first_IFD()
         a=[]
-        while i:
+        # This works around an infinite loop bug with malformed EXIF headers.
+        # See http://bugs.php.net/bug.php?id=34704 for more info.  This fix
+        # is a bit hasty and I'm not sure it's correct but it seems to work.
+        while i and len(a) < 10:
             a.append(i)
             i=self.next_IFD(i)
         return a


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