From 4e08a1d3bc151ece054e5e22de7c4380352ed7eb Mon Sep 17 00:00:00 2001
From: DRC <dcommander@users.sourceforge.net>
Date: Wed, 23 Feb 2011 20:51:23 +0000
Subject: [PATCH] Check for invalid subsampling factor

---
 java/org/libjpegturbo/turbojpeg/TJDecompressor.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/java/org/libjpegturbo/turbojpeg/TJDecompressor.java b/java/org/libjpegturbo/turbojpeg/TJDecompressor.java
index 08d0bbd8..9cd2fe69 100644
--- a/java/org/libjpegturbo/turbojpeg/TJDecompressor.java
+++ b/java/org/libjpegturbo/turbojpeg/TJDecompressor.java
@@ -65,6 +65,8 @@ public class TJDecompressor {
 
   public int getSubsamp() throws Exception {
     if(jpegSubsamp < 0) throw new Exception("JPEG buffer not initialized");
+    if(jpegSubsamp >= TJ.NUMSAMPOPT)
+      throw new Exception("JPEG header information is invalid");
     return jpegSubsamp;
   }