diff --git a/common/rfb/TightDecoder.h b/common/rfb/TightDecoder.h
new file mode 100644
index 0000000..1047b37
--- /dev/null
+++ b/common/rfb/TightDecoder.h
@@ -0,0 +1,49 @@
+/* Copyright (C) 2000-2003 Constantin Kaplinsky.  All Rights Reserved.
+ *    
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+#ifndef __RFB_TIGHTDECODER_H__
+#define __RFB_TIGHTDECODER_H__
+
+#include <rdr/ZlibInStream.h>
+#include <rfb/Decoder.h>
+
+namespace rfb {
+
+  class TightDecoder : public Decoder {
+  public:
+    static Decoder* create(CMsgReader* reader);
+    virtual void readRect(const Rect& r, CMsgHandler* handler);
+    virtual ~TightDecoder();
+  private:
+    TightDecoder(CMsgReader* reader);
+    CMsgReader* reader;
+    rdr::ZlibInStream zis[4];
+  };
+
+  // Compression control 
+  const unsigned int rfbTightExplicitFilter = 0x04;
+  const unsigned int rfbTightFill = 0x08;
+  const unsigned int rfbTightJpeg = 0x09;
+  const unsigned int rfbTightMaxSubencoding = 0x09;
+
+  // Filters to improve compression efficiency
+  const unsigned int rfbTightFilterCopy = 0x00;
+  const unsigned int rfbTightFilterPalette = 0x01;
+  const unsigned int rfbTightFilterGradient = 0x02;
+}
+
+#endif