Index: image_resize_filter.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/image_resize_filter/image_resize_filter.module,v
retrieving revision 1.45.2.2
diff -u -r1.45.2.2 image_resize_filter.module
--- image_resize_filter.module	16 May 2010 21:40:23 -0000	1.45.2.2
+++ image_resize_filter.module	16 May 2010 22:09:07 -0000
@@ -588,7 +588,11 @@
     $src = file_create_url($src);
   }
   else {
-    $src = $base_url . '/' . $src;
+    $pieces = explode('/', $src);
+    foreach ($pieces as $part => $piece) {
+      $pieces[$part] = rawurlencode($piece);
+    }
+    $src = $base_url . '/' . implode('/', $pieces);
   }
   // Strip the http:// from the path if the original did not include it.
   if (!preg_match('/^http[s]?:\/\/' . preg_quote($_SERVER['HTTP_HOST']) . '/', $image['original'])) {