mmserv/tms/tmscallserver/src/tmscsuplink.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 03 May 2010 12:59:52 +0300
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Revision: 201015 Kit: 201018
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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: Telephony Multimedia Service
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 *
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 */
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#include <AudioPreference.h>
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#include "tmscsuplink.h"
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#include "tmscsdevsoundobserver.h"
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using namespace TMS;
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// Mute value
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const gint KSetMuteToDevSound = 0;
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// -----------------------------------------------------------------------------
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// Static constructor.
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// -----------------------------------------------------------------------------
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//
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TMSCSUplink* TMSCSUplink::NewL(TMSCSPDevSoundObserver& aObserver)
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    {
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    TMSCSUplink* self = new (ELeave) TMSCSUplink(aObserver);
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    CleanupStack::PushL(self);
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    self->ConstructL();
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    CleanupStack::Pop(self);
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// Destructor
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// -----------------------------------------------------------------------------
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//
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TMSCSUplink::~TMSCSUplink()
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    {
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    }
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// -----------------------------------------------------------------------------
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// Gives mic mute state
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// -----------------------------------------------------------------------------
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//
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TBool TMSCSUplink::IsMuted()
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    {
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    TBool isMuted = EFalse;
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    gint gain = 0;
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    if (iDevSound)
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        {
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        gain = iDevSound->Gain();
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        }
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    if (!gain)
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        {
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        // Mute is on
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        isMuted = ETrue;
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        }
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    //   CSPLOGSTRING( CSPINT, "TMSCSUplink::IsMuted" );
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    return isMuted;
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    }
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// -----------------------------------------------------------------------------
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// Set mic muted.
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::SetMuted()
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    {
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    if (iDevSound)
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        {
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        iDevSound->SetGain(KSetMuteToDevSound);
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        }
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    }
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// -----------------------------------------------------------------------------
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// Set mic unmuted
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::SetUnmuted()
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    {
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    if (iDevSound)
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        {
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        iDevSound->SetGain(iDevSound->MaxGain());
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        }
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    }
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// -----------------------------------------------------------------------------
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// Sets gain
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::SetGain(gint aGain)
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    {
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    if (iDevSound)
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        {
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        iDevSound->SetGain(aGain);
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        }
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    }
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// -----------------------------------------------------------------------------
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// Gives volume
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// -----------------------------------------------------------------------------
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//
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gint TMSCSUplink::Gain()
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    {
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    gint gain = 0;
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    if (iDevSound)
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        {
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        gain = iDevSound->Gain();
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        }
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    return gain;
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    }
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// -----------------------------------------------------------------------------
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// Gives max gain
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// -----------------------------------------------------------------------------
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//
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gint TMSCSUplink::MaxGain()
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    {
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    gint gain = 0;
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    if (iDevSound)
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        {
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        gain = iDevSound->MaxGain();
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        }
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    return gain;
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    }
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// -----------------------------------------------------------------------------
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// From class MDevSoundObserver
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// Activation was successfull.
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::BufferToBeEmptied(CMMFBuffer* /*aBuffer*/)
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    {
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    //  CSPLOGSTRING( CSPINT, "TMSCSUplink::BufferToBeEmptied" );
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    // We dont react to devsound messages unless we are activating.
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    if (IsActivationOngoing())
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        {
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        iActive = ETrue;
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        iActivationOngoing = EFalse;
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        iObserver.UplinkActivatedSuccessfully();
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        }
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    }
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// -----------------------------------------------------------------------------
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// From class MDevSoundObserver
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// Activation feiled
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::RecordError(TInt aError)
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    {
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    //  CSPLOGSTRING( CSPINT, "TMSCSUplink::RecordError" );
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    // We dont react to devsound messages unless we are activating.
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    if (IsActivationOngoing())
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        {
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        if (aError == KErrAccessDenied)
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            {
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            iActivationOngoing = EFalse;
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            iObserver.UplinkActivationFailed();
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            }
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        }
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    }
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// -----------------------------------------------------------------------------
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// From class TMSCSPDevSound
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// Tries to activate mic stream. Stream becomes active when BufferToBeFilled
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// gets called.
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::DoActivateL()
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    {
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    if (iDevSound)
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        {
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        iDevSound->RecordInitL();
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        }
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    }
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// -----------------------------------------------------------------------------
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// Constructor
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// -----------------------------------------------------------------------------
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//
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TMSCSUplink::TMSCSUplink(TMSCSPDevSoundObserver& aObserver) :
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    TMSCSPDevSound(aObserver)
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    {
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    }
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// -----------------------------------------------------------------------------
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// Second phase constructor
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// -----------------------------------------------------------------------------
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//
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void TMSCSUplink::ConstructL()
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    {
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    TMSCSPDevSound::ConstructL(EMMFStateRecording, KAudioPrefCSCallUplink,
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            KAudioPriorityCSCallUplink);
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    }
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//  End of File