From 07ef7b1a303680b73fc4a014f74a6d5089725184 Mon Sep 17 00:00:00 2001
From: Stefano Sabatini <stefasab@gmail.com>
Date: Sat, 4 Aug 2012 17:07:26 +0200
Subject: [PATCH] lavf/img2dec: fix out-of-range check in find_image_range()

Take the new parameter start_index into account.
---
 libavformat/img2dec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index e531214427..63a2a598b5 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -135,7 +135,7 @@ static int find_image_range(int *pfirst_index, int *plast_index,
         if (avio_check(buf, AVIO_FLAG_READ) > 0)
             break;
     }
-    if (first_index == 5)
+    if (first_index == start_index + 5)
         goto fail;
 
     /* find the last image */