diff --git a/mkvparser.cpp b/mkvparser.cpp
index b412f28..dff1539 100644
--- a/mkvparser.cpp
+++ b/mkvparser.cpp
@@ -3835,6 +3835,12 @@ void Block::SetKey(bool bKey)
 }
 
 
+long long Block::GetOffset() const
+{
+  return m_frameOff;
+}
+
+
 long Block::GetSize() const
 {
     return m_frameSize;
diff --git a/mkvparser.hpp b/mkvparser.hpp
index 7b90bfc..663ddba 100644
--- a/mkvparser.hpp
+++ b/mkvparser.hpp
@@ -80,6 +80,7 @@ public:
     bool IsKey() const;
     void SetKey(bool);
 
+    long long GetOffset() const;
     long GetSize() const;
     long Read(IMkvReader*, unsigned char*) const;