diff -r 71ca22bcf22a -r 5a06f39ad45b khronosfws/openmax_al/src/common/xaequalizeritf.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/common/xaequalizeritf.h	Fri Apr 16 15:29:42 2010 +0300
@@ -0,0 +1,99 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:
+*
+* Description: 
+*
+*/
+
+#ifndef XAEQUALIZERITF_H
+#define XAEQUALIZERITF_H
+
+#include "openmaxalwrapper.h"
+#include "xaglobals.h"
+#ifdef _GSTREAMER_BACKEND_   
+#include "XAAdaptationContextBase.h"
+#include "XAEqualizerItfAdaptation.h"
+#endif
+/** MACROS **/
+/** TYPES **/
+
+/** ENUMERATIONS **/
+
+/** STRUCTURES **/
+/* Definition of XAEqualizerItf implementation */
+typedef struct XAEqualizerItfImpl_
+{
+    /* parent interface */
+    struct XAEqualizerItf_ itf;
+    /* pointer to self */
+    struct XAEqualizerItfImpl_* self;
+
+    /* variables */
+    XAboolean   enabled;
+    XAuint16    preset;
+#ifdef _GSTREAMER_BACKEND_   
+    XAmillibel  levels[EQUALIZER_NUM_OF_BANDS];
+    XAboolean   changeLevel[EQUALIZER_NUM_OF_BANDS];
+    /*Adaptation variables*/
+    XAAdaptationBaseCtx *adapCtx;
+#endif
+} XAEqualizerItfImpl;
+
+/** METHODS **/
+
+/* Base interface XAEqualizerItf implementation */
+XAresult XAEqualizerItfImpl_SetEnabled(XAEqualizerItf self,XAboolean enabled);
+
+XAresult XAEqualizerItfImpl_IsEnabled(XAEqualizerItf self, XAboolean *pEnabled);
+
+XAresult XAEqualizerItfImpl_GetNumberOfBands(XAEqualizerItf self,
+                                             XAuint16 *pNumBands);
+
+XAresult XAEqualizerItfImpl_GetBandLevelRange(XAEqualizerItf self,
+                                              XAmillibel *pMin,
+                                              XAmillibel *pMax);
+
+XAresult XAEqualizerItfImpl_SetBandLevel(XAEqualizerItf self, XAuint16 band,
+                                         XAmillibel level);
+
+XAresult XAEqualizerItfImpl_GetBandLevel(XAEqualizerItf self, XAuint16 band,
+                                         XAmillibel *pLevel);
+
+XAresult XAEqualizerItfImpl_GetCenterFreq(XAEqualizerItf self, XAuint16 band,
+                                          XAmilliHertz *pCenter);
+
+XAresult XAEqualizerItfImpl_GetBandFreqRange(XAEqualizerItf self, XAuint16 band,
+                                             XAmilliHertz *pMin,
+                                             XAmilliHertz *pMax);
+
+XAresult XAEqualizerItfImpl_GetBand(XAEqualizerItf self, XAmilliHertz frequency,
+                                    XAuint16 *pBand);
+
+XAresult XAEqualizerItfImpl_GetCurrentPreset(XAEqualizerItf self,
+                                             XAuint16 *pPreset);
+
+XAresult XAEqualizerItfImpl_UsePreset(XAEqualizerItf self, XAuint16 index);
+
+XAresult XAEqualizerItfImpl_GetNumberOfPresets(XAEqualizerItf self,
+                                               XAuint16 *pNumPresets);
+
+XAresult XAEqualizerItfImpl_GetPresetName(XAEqualizerItf self, XAuint16 index,
+                                          const XAchar **ppName);
+
+#ifdef _GSTREAMER_BACKEND_  
+/* XAEqualizerItfImpl -specific methods */
+XAEqualizerItfImpl* XAEqualizerItfImpl_Create(XAAdaptationBaseCtx *adapCtx);
+#endif
+void XAEqualizerItfImpl_Free(XAEqualizerItfImpl* self);
+
+#endif /* XAEQUALIZERITF_H */