From d8062b0240da9c5489edf116abcb9b8ed5cf62e8 Mon Sep 17 00:00:00 2001
From: morkt <muvluv.ru@gmail.com>
Date: Sun, 31 Dec 2017 10:36:10 +0400
Subject: [PATCH] (WAV): check for invalid encoding tag.

---
 GameRes/AudioWAV.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/GameRes/AudioWAV.cs b/GameRes/AudioWAV.cs
index 961aabe3..09581687 100644
--- a/GameRes/AudioWAV.cs
+++ b/GameRes/AudioWAV.cs
@@ -113,9 +113,11 @@ namespace GameRes
 
         public override SoundInput TryOpen (IBinaryStream file)
         {
-            var header = file.ReadHeader (12);
+            var header = file.ReadHeader (0x16);
             if (!header.AsciiEqual (8, "WAVE"))
                 return null;
+            if (header.ToUInt16 (0x14) == 0xFFFF)
+                return null;
             file.Position = 0;
             SoundInput sound = new WaveInput (file.AsStream);
             if (EmbeddedFormats.Contains (sound.Format.FormatTag))