1 files changed, 4 insertions, 1 deletions
diff --git a/src/filters/transform/VSFilter/DirectVobSub.h b/src/filters/transform/VSFilter/DirectVobSub.h
index 6282020c3..9321f6ae9 100644
--- a/src/filters/transform/VSFilter/DirectVobSub.h
+++ b/src/filters/transform/VSFilter/DirectVobSub.h
@@ -1,6 +1,6 @@
 /*
  * (C) 2003-2006 Gabest
- * (C) 2006-2014 see Authors.txt
+ * (C) 2006-2015 see Authors.txt
  *
  * This file is part of MPC-HC.
  *
@@ -49,6 +49,9 @@ protected:
     bool m_fOSD;
     int m_nReloaderDisableCount;
     int m_SubtitleDelay, m_SubtitleSpeedMul, m_SubtitleSpeedDiv;
+    // User could specify any values for m_SubtitleSpeedMul and m_SubtitleSpeedDiv.
+    // We want to normalize the user input to minimize the chance of overflow later when we do calculations.
+    int m_SubtitleSpeedNormalizedMul, m_SubtitleSpeedNormalizedDiv;
     bool m_fMediaFPSEnabled;
     double m_MediaFPS;
     bool m_fSaveFullPath;