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diff --git a/libSBRdec/src/sbrdec_freq_sca.h b/libSBRdec/src/sbrdec_freq_sca.h
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+/****************************************************************************
+
+                     (C) Copyright Fraunhofer IIS (2004)
+                               All Rights Reserved
+
+    Please be advised that this software and/or program delivery is
+    Confidential Information of Fraunhofer and subject to and covered by the
+
+    Fraunhofer IIS Software Evaluation Agreement
+    between Google Inc. and  Fraunhofer
+    effective and in full force since March 1, 2012.
+
+    You may use this software and/or program only under the terms and
+    conditions described in the above mentioned Fraunhofer IIS Software
+    Evaluation Agreement. Any other and/or further use requires a separate agreement.
+
+
+   This software and/or program is protected by copyright law and international
+   treaties. Any reproduction or distribution of this software and/or program,
+   or any portion of it, may result in severe civil and criminal penalties, and
+   will be prosecuted to the maximum extent possible under law.
+
+  $Id$
+****************************************************************************/
+/*!
+  \file
+  \brief   Frequency scale prototypes $Revision: 36841 $
+*/
+#ifndef __FREQ_SCA_H
+#define __FREQ_SCA_H
+
+#include "sbrdecoder.h"
+#include "env_extr.h"
+
+int
+sbrdecUpdateFreqScale(UCHAR * v_k_master,
+                      UCHAR *numMaster,
+                      HANDLE_SBR_HEADER_DATA headerData);
+
+void sbrdecDownSampleLoRes(UCHAR *v_result, UCHAR num_result,
+                           UCHAR *freqBandTableRef, UCHAR num_Ref);
+
+void shellsort(UCHAR *in, UCHAR n);
+
+SBR_ERROR
+resetFreqBandTables(HANDLE_SBR_HEADER_DATA hHeaderData, const UINT flags);
+
+#endif