--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videoeditorengine/mp3aacManipLib/AACGain/inc/tool.h	Fri Jan 29 14:08:33 2010 +0200
@@ -0,0 +1,159 @@
+/*
+* Copyright (c) 2010 Ixonos Plc.
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - Initial contribution
+*
+* Contributors:
+* Ixonos Plc
+*
+* Description:
+*
+*/
+
+
+/**************************************************************************
+  tool.h - Interface to AAC core structures.
+ 
+  Author(s): Juha Ojanpera
+  Copyright (c) 2000-2004 by Nokia Research Center, Speech and Audio Systems.
+  *************************************************************************/
+
+#ifndef    AACTOOL_H_
+#define AACTOOL_H_
+
+/*-- Project Headers. --*/
+#include "nok_bits.h"
+#include "dec_huf.h"
+#include "aacdef.h"
+
+/*
+   Purpose:     LTP parameters for MPEG AAC.
+   Explanation: - */
+class CLTP_Info : public CBase
+{
+
+public:
+
+    static CLTP_Info* NewL();
+    ~CLTP_Info();
+
+    /*-- Max. sfb's used for this channel. --*/
+    int16 max_sfb;
+
+    /*-- Codebook index. --*/
+    uint8 cbIdx;
+
+    /*-- Boolean flag to indicate the presence of LTP. --*/
+    int16 ltp_present;
+
+    /*-- LTP lag. --*/
+    int16* delay;
+
+    /*-- Prediction status for each sfb. --*/
+    uint32 sfbflags[2];
+
+private:
+
+    CLTP_Info();
+    void ConstructL();
+
+};
+
+/*
+   Purpose:     Structure interface for AAC decoding tools.
+   Explanation: - */
+class CToolInfo : public CBase
+{
+public:
+
+    static CToolInfo* NewL();
+    ~CToolInfo();
+    CLTP_Info *ltp;
+    int16* quant;
+ 
+private:
+
+    void ConstructL();
+    CToolInfo();
+
+};
+
+/*
+   Purpose:     Structure interface for coupling channel.
+   Explanation: - */
+class CCInfo : public CBase
+{
+
+public:
+    static CCInfo* NewL();
+    ~CCInfo();
+
+    CToolInfo* tool;
+    CWindowInfo* winInfo;
+
+private:
+    CCInfo();
+    void ConstructL();
+  
+};
+
+/*
+   Purpose:     Information about the audio channel.
+   Explanation: - */
+class TEleList
+{
+public:
+  int16 num_ele;
+  int16 ele_is_cpe[1 << LEN_TAG];
+  int16 ele_tag[1 << LEN_TAG];
+
+};
+
+/*
+   Purpose:     Mixing information for downmixing multichannel input
+                into two-channel output.
+   Explanation: - */
+class TMIXdown
+{
+public:
+  int16 present;
+  int16 ele_tag;
+  int16 pseudo_enab;
+
+};
+
+
+/*
+   Purpose:     Program configuration element.
+   Explanation: - */
+class TProgConfig
+{
+public:
+  int16 tag;
+  int16 profile;
+  int16 sample_rate_idx;
+
+  BOOL pce_present;
+
+  TEleList front;
+  TEleList side;
+  TEleList back;
+  TEleList lfe;
+  TEleList data;
+  TEleList coupling;
+
+  TMIXdown mono_mix;
+  TMIXdown stereo_mix;
+  TMIXdown matrix_mix;
+
+  int16 num_comment_bytes;
+
+};
+
+#endif    /*-- AACTOOL_H_ --*/