/*

* 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 XADEVICEVOLUMEITF_H

#define XADEVICEVOLUMEITF_H

#include "openmaxalwrapper.h"

#include "xaglobals.h"

#ifdef _GSTREAMER_BACKEND_  

#include "XAAdaptationContextBase.h"

#endif

/** MACROS **/

#define DEFAULTDEVICEVOLUME 5

#define DEFAULTDEVICEMINVOLUME 0

#define DEFAULTDEVICEMAXVOLUME 10

#define DEFAULTSCALEISMILLIBEL XA_BOOLEAN_FALSE

/** TYPES **/

/** ENUMERATIONS **/

/** STRUCTURES **/

/* Definition of XADeviceVolumeItf implementation */

typedef struct XADeviceVolumeItfImpl_

{

    /* parent interface */

    struct XADeviceVolumeItf_ itf;

    /* pointer to self */

    struct XADeviceVolumeItfImpl_* self;

    /* variables */

    XAint32 curVolume;

    XAint32 minVolume;

    XAint32 maxVolume;

    XAboolean ismBscale;

#ifdef _GSTREAMER_BACKEND_  

    /*Adaptation variables*/

    XAAdaptationBaseCtx *adapCtx;

#endif

} XADeviceVolumeItfImpl;

/* Base interface XADeviceVolumeItf implementation */

XAresult XADeviceVolumeItfImpl_GetVolumeScale(

                        XADeviceVolumeItf self,

                        XAuint32 deviceID,

                        XAint32 * pMinValue,

                        XAint32 * pMaxValue,

                        XAboolean * pIsMillibelScale);

XAresult XADeviceVolumeItfImpl_SetVolume(

                        XADeviceVolumeItf self,

                        XAuint32 deviceID,

                        XAint32 volume);

XAresult XADeviceVolumeItfImpl_GetVolume(

                        XADeviceVolumeItf self,

                        XAuint32 deviceID,

                        XAint32 * pVolume);

#ifdef _GSTREAMER_BACKEND_  

/* XADeviceVolumeItfImpl -specific methods */

XADeviceVolumeItfImpl* XADeviceVolumeItfImpl_Create(XAAdaptationBaseCtx *adapCtx);

#endif

void XADeviceVolumeItfImpl_Free(XADeviceVolumeItfImpl* self);

#endif /* XADEVICEVOLUMEITF_H */