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// Copyright (c) 2007-2009 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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#include "logicalaudiocodec.h"
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#include <a3f/audioprocessingunittypeuids.h>
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#include <ecom/implementationproxy.h> // For making it ECom plugin
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// Map the interface implementation UIDs to implementation factory functions
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const TImplementationProxy ImplementationTable[] =
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{
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IMPLEMENTATION_PROXY_ENTRY(KAudioDecoderUid, CLogicalAudioCodec::NewL),
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IMPLEMENTATION_PROXY_ENTRY(KAudioEncoderUid, CLogicalAudioCodec::NewL),
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};
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// Exported proxy for instantiation method resolution.
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EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
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{
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aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
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return ImplementationTable;
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}
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// ---------------------------------------------------------------------------
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// Constructor
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// ---------------------------------------------------------------------------
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CLogicalAudioCodec* CLogicalAudioCodec::NewL(TAny* aParam)
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{
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DP_STATIC_CONTEXT(CLogicalAudioCodec::NewL *CD0*, CtxDevSound, DPLOCAL);
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DP_IN();
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CLogicalAudioCodec* self = new(ELeave)CLogicalAudioCodec(aParam);
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CleanupStack::PushL(self);
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self->ConstructL();
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CleanupStack::Pop(self);
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DP0_RET(self, "0x%x");
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}
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// ---------------------------------------------------------------------------
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// Constructor
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// ---------------------------------------------------------------------------
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CLogicalAudioCodec::CLogicalAudioCodec(TAny* aParam) : CAudioProcessingUnit(aParam)
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{
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TRACE_CREATE();
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DP_CONTEXT(CLogicalAudioCodec::CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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if(iSettingsObserver)
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{
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iSettingsObserver->ReceiveComponentSettingsChange(iType, ERegisterCodecObserver);
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}
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// Second phase constructor
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::ConstructL()
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{
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DP_CONTEXT(CLogicalAudioCodec::ConstructL *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// Destructor
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// ---------------------------------------------------------------------------
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CLogicalAudioCodec::~CLogicalAudioCodec()
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{
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DP_CONTEXT(CLogicalAudioCodec::~CLogicalAudioCodec *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iAudioCodecObserver.Close();
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodec
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// CLogicalAudioCodec::SetFormat
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::SetFormat(TUid aFormat)
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{
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DP_CONTEXT(CLogicalAudioCodec::SetFormat *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iFormat = aFormat;
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if(iSettingsObserver)
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{
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iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
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}
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodec
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// CLogicalAudioCodec::SetSampleRate
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::SetSampleRate(TInt aSampleRate)
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{
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DP_CONTEXT(CLogicalAudioCodec::SetSampleRate *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iSampleRateConfig = aSampleRate;
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if(iSettingsObserver)
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{
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iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
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}
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodec
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// CLogicalAudioCodec::SetMode
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::SetMode(TUid aMode)
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{
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DP_CONTEXT(CLogicalAudioCodec::SetMode *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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iModeConfig = aMode;
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if(iSettingsObserver)
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{
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iSettingsObserver->ReceiveComponentSettingsChange(iType, EComponentAlterationCodec);
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}
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DP0_RET(KErrNone, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodec
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// CLogicalAudioCodec::GetSupportedSamplesRates
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::GetSupportedSamplesRates(RArray<TInt>& aSupportedRates)
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{
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DP_CONTEXT(CLogicalAudioCodec::GetSupportedSamplesRates *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TInt err(KErrNone);
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if(iAdaptationStream)
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{
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err = iAdaptationStream->GetSupportedSampleRates(aSupportedRates);
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}
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else
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{
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err = KErrNotFound;
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}
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DP0_RET(err, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodec
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// CLogicalAudioCodec::GetSupportedMode
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::GetSupportedModes(RArray<TUid>& aSupportedModes)
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{
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DP_CONTEXT(CLogicalAudioCodec::GetSupportedModes *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TInt err(KErrNone);
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if(iAdaptationStream)
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{
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err = iAdaptationStream->GetSupportedModes(aSupportedModes);
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}
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else
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{
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err = KErrNotFound;
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}
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DP0_RET(err, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioProcessingUnit
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// CLogicalAudioCodec::IsTypeOf
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// ---------------------------------------------------------------------------
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TBool CLogicalAudioCodec::IsTypeOf(TUid aTypeId) const
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{
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DP_CONTEXT(CLogicalAudioCodec::IsTypeOf *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TBool result = EFalse;
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if ( iType == aTypeId || aTypeId == KUidAudioCodec)
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{
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result = ETrue;
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}
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DP0_RET(result, "%d");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioProcessingUnit
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// CLogicalAudioCodec::Interface
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// ---------------------------------------------------------------------------
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//
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TAny* CLogicalAudioCodec::Interface(TUid aType)
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{
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DP_CONTEXT(CLogicalAudioCodec::Interface *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TAny* interface = NULL;
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if (aType == KUidAudioCodec)
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{
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interface = static_cast<MAudioCodec*>(this);
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}
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else if (aType == KUidAudioCodecAdaptationObserver)
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{
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interface = static_cast<MAudioCodecAdaptationObserver*>(this);
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}
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DP0_RET(interface, "0x%08x");
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodecAdaptationObserver
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// CLogicalAudioCodec::AllBuffersProcessed
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::AllBuffersProcessed()
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{
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DP_CONTEXT(CLogicalAudioCodec::AllBuffersProcessed *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodecAdaptationObserver
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// CLogicalAudioCodec::GetSupportedConfigurationComplete
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::GetSupportedAModesComplete(TInt aError)
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{
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DP_CONTEXT(CLogicalAudioCodec::GetSupportedModesComplete *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TUint count = iAudioCodecObserver.Count();
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for ( TUint idx(0); idx < count; idx++ )
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{
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iAudioCodecObserver[idx]->GetSupportedModesComplete(aError);
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}
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodecAdaptationObserver
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// CLogicalAudioCodec::GetSupportedConfigurationComplete
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::GetSupportedARatesComplete(TInt aError)
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{
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DP_CONTEXT(CLogicalAudioCodec::GetSupportedRatesComplete *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TUint count = iAudioCodecObserver.Count();
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for ( TUint idx(0); idx < count; idx++ )
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{
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iAudioCodecObserver[idx]->GetSupportedSampleRatesComplete(aError);
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}
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// from class MAudioCodecAdaptationObserver
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// CLogicalAudioCodec::ProcessingUnitError
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::ProcessingUnitError(TInt aError)
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{
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DP_CONTEXT(CLogicalAudioCodec::ProcessingUnitError *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TUint count = iAudioProcessingUnitObservers.Count();
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MAudioProcessingUnit* pUnit = static_cast<MAudioProcessingUnit*>(this);
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for(TUint index=0; index < count; index++)
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{
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iAudioProcessingUnitObservers[index]->ProcessingUnitError(pUnit, aError);
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}
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DP_OUT();
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}
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// ---------------------------------------------------------------------------
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// CLogicalAudioCodec::RegisterAudioCodecObserver
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// ---------------------------------------------------------------------------
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TInt CLogicalAudioCodec::RegisterAudioCodecObserver(MAudioCodecObserver& aObserver)
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{
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DP_CONTEXT(CLogicalAudioCodec::RegisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);
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DP_IN();
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TInt err = iAudioCodecObserver.Find(&aObserver);
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if(err == KErrNotFound)
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{
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err = iAudioCodecObserver.Append(&aObserver);
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}
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else
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{
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err = KErrAlreadyExists;
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}
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DP0_RET(err, "%d");
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}
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// ---------------------------------------------------------------------------
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// CLogicalAudioCodec::UnregisterAudioCodecObserver
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// ---------------------------------------------------------------------------
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void CLogicalAudioCodec::UnregisterAudioCodecObserver(MAudioCodecObserver& aObserver)
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{
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297 |
DP_CONTEXT(CLogicalAudioCodec::UnregisterAudioCodecObserver *CD1*, CtxDevSound, DPLOCAL);
|
|
sl@0
|
298 |
DP_IN();
|
|
sl@0
|
299 |
TInt idxOrErr = iAudioCodecObserver.Find(&aObserver);
|
|
sl@0
|
300 |
if( idxOrErr != KErrNotFound )
|
|
sl@0
|
301 |
{
|
|
sl@0
|
302 |
iAudioCodecObserver.Remove(idxOrErr);
|
|
sl@0
|
303 |
}
|
|
sl@0
|
304 |
DP_OUT();
|
|
sl@0
|
305 |
}
|
|
sl@0
|
306 |
|
|
sl@0
|
307 |
// End of file
|