From e1842025d0403784d5a9af82e4fbd4b71fb31b11 Mon Sep 17 00:00:00 2001
From: patrickslin <patrickslin@gmail.com>
Date: Tue, 13 Aug 2013 17:57:35 -0700
Subject: [PATCH] Updated Vevo Signature Length (fixes #1237)

---
 youtube_dl/extractor/youtube.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 3a8edbdc2..64a3e39c1 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -348,7 +348,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         elif len(s) == 84:
             return s[83:27:-1] + s[0] + s[26:5:-1] + s[2:0:-1] + s[27]
         elif len(s) == 83:
-            return s[:15] + s[80] + s[16:80] + s[15]
+            return s[81:64:-1] + s[82] + s[63:52:-1] + s[45] + s[51:45:-1] + s[1] + s[44:1:-1] + s[0]
         elif len(s) == 82:
             return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
         elif len(s) == 81: