khronosfws/openmax_al/src/common/xanlinearvolumeitf.h
author hgs
Fri, 11 Jun 2010 19:59:23 -0500
changeset 25 6f7ceef7b1d1
parent 19 4a629bc82c5e
permissions -rw-r--r--
201023
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/*
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 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description: 
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 *
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 */
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#ifndef XANLINEARVOLUMEITF_H
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#define XANLINEARVOLUMEITF_H
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#include "openmaxalwrapper.h"
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#include "xaadaptationmmf.h"
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/** MACROS **/
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/** TYPES **/
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/** ENUMERATIONS **/
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/** STRUCTURES **/
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/* Definition of XANokiaLinearVolumeItf implementation */
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typedef struct XANokiaLinearVolumeItfImpl_
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    {
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    /* parent interface */
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    struct XANokiaLinearVolumeItf_ itf;
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    /* pointer to self */
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    struct XANokiaLinearVolumeItfImpl_* self;
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    XAmillibel volumeLevel;
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    XAuint32 eventFlags;
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    XANokiaLinearVolumeItf cbPtrToSelf;
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    xaNokiaLinearVolumeCallback callback;
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    void *context;
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    /*Adaptation variables*/
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    XAAdaptationBaseCtx *adapCtx;
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    } XANokiaLinearVolumeItfImpl;
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/** METHODS **/
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/* Base interface XANokiaLinearVolumeItf implementation */
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XAresult XANokiaLinearVolumeItfImpl_SetVolumeLevel(
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        XANokiaLinearVolumeItf self, XAuint32 *percentage);
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XAresult XANokiaLinearVolumeItfImpl_GetVolumeLevel(
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        XANokiaLinearVolumeItf self, XAuint32 *percentage);
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XAresult XANokiaLinearVolumeItfImpl_GetStepCount(XANokiaLinearVolumeItf self,
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        XAuint32 *pStepCount);
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XAresult XANokiaLinearVolumeItfImpl_RegisterVolumeCallback(
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        XANokiaLinearVolumeItf self, xaNokiaLinearVolumeCallback callback,
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        void * pContext);
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XAresult XANokiaLinearVolumeItfImpl_SetCallbackEventsMask(
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        XANokiaLinearVolumeItf self, XAuint32 eventFlags);
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XAresult XANokiaLinearVolumeItfImpl_GetCallbackEventsMask(
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        XANokiaLinearVolumeItf self, XAuint32 * pEventFlags);
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/* XANokiaLinearVolumeItfImpl -specific methods */
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XANokiaLinearVolumeItfImpl* XANokiaLinearVolumeItfImpl_Create(
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        XAAdaptationBaseCtx *adapCtx);
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void XANokiaLinearVolumeItfImpl_Free(XANokiaLinearVolumeItfImpl* self);
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void XANokiaLinearVolumeItfImpl_AdaptCb(void *pHandlerCtx,
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        XAAdaptEvent *event);
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#endif /* XANLINEARVOLUMEITF_H */