sl@0: /*
sl@0: * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:   Message handler for eAAC+ decoder configuration interface.
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: // INCLUDE FILES
sl@0: #include    "EAacPlusDecoderIntfcMsgs.h"
sl@0: #include    "EAacPlusDecoderIntfcMsgHdlr.h"
sl@0: 
sl@0: // EXTERNAL DATA STRUCTURES
sl@0: 
sl@0: // EXTERNAL FUNCTION PROTOTYPES
sl@0: 
sl@0: // CONSTANTS
sl@0: 
sl@0: // MACROS
sl@0: 
sl@0: // LOCAL CONSTANTS AND MACROS
sl@0: 
sl@0: // MODULE DATA STRUCTURES
sl@0: 
sl@0: // LOCAL FUNCTION PROTOTYPES
sl@0: 
sl@0: // FORWARD DECLARATIONS
sl@0: 
sl@0: // ============================= LOCAL FUNCTIONS ===============================
sl@0: 
sl@0: // ============================ MEMBER FUNCTIONS ===============================
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr
sl@0:  * C++ default constructor can NOT contain any code, that might leave.
sl@0:  */
sl@0: CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr(
sl@0:                               CEAacPlusDecoderIntfc* aAacDecoderConfigCI) :
sl@0: 	CMMFObject(KUidEAacPlusDecoderIntfc)
sl@0:     {
sl@0:     iAacDecoderConfigCI = aAacDecoderConfigCI;
sl@0:     }
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::ConstructL
sl@0:  * Symbian 2nd phase constructor can leave.
sl@0:  */
sl@0: void CEAacPlusDecoderIntfcMsgHdlr::ConstructL()
sl@0:     {
sl@0:     }
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::NewL
sl@0:  * Two-phased constructor.
sl@0:  */
sl@0: EXPORT_C CEAacPlusDecoderIntfcMsgHdlr* CEAacPlusDecoderIntfcMsgHdlr::NewL(
sl@0:                                        TAny* aAacDecoderConfigCI)
sl@0:     {
sl@0:     CEAacPlusDecoderIntfc* aacDecoderConfigCI =
sl@0:                 (CEAacPlusDecoderIntfc*)aAacDecoderConfigCI;
sl@0:     CEAacPlusDecoderIntfcMsgHdlr* self =
sl@0:                 new (ELeave) CEAacPlusDecoderIntfcMsgHdlr(aacDecoderConfigCI);
sl@0:     CleanupStack::PushL( self );
sl@0:     self->ConstructL();
sl@0:     CleanupStack::Pop( self );
sl@0: 
sl@0:     return self;
sl@0:     }
sl@0: 
sl@0: /**
sl@0:  * Destructor
sl@0:  */
sl@0: EXPORT_C CEAacPlusDecoderIntfcMsgHdlr::~CEAacPlusDecoderIntfcMsgHdlr()
sl@0: 	{
sl@0: 	delete iAacDecoderConfigCI;
sl@0: 	}
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::HandleRequest
sl@0:  * Handles the messages from the proxy.
sl@0:  * Calls a subfunction which determines what custom interface to call.
sl@0:  * A subfunction is used to contain multiple leaving functions for a single
sl@0:  * trap.
sl@0:  * (other items were commented in a header).
sl@0:  */
sl@0: EXPORT_C void CEAacPlusDecoderIntfcMsgHdlr::HandleRequest(
sl@0:                                             TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	ASSERT(aMessage.Destination().InterfaceId() == KUidEAacPlusDecoderIntfc);
sl@0: 
sl@0: 	TRAPD(error, DoHandleRequestL(aMessage));
sl@0: 	if(error)
sl@0: 		{
sl@0: 		aMessage.Complete(error);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL
sl@0:  * Determines which custom interface to call.
sl@0:  * (other items were commented in a header).
sl@0:  */
sl@0: void CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
sl@0: 	{
sl@0: 	switch(aMessage.Function())
sl@0: 		{
sl@0: 		case EEaacpdimApplyConfig:
sl@0: 			{
sl@0:     		DoApplyConfigL(aMessage);
sl@0: 			break;
sl@0: 			}
sl@0: 		default:
sl@0: 			{
sl@0: 			aMessage.Complete(KErrNotSupported);
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: /**
sl@0:  * CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL
sl@0:  * Handles the message from the proxy and calls the custom interface method
sl@0:  * to commit configuration settings to the decoder.
sl@0:  * (other items were commented in a header).
sl@0:  */
sl@0: void CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL(TMMFMessage& aMessage)
sl@0:     {
sl@0: 	TPckgBuf<TEAacPlusDecoderConfig> pckgBuf;
sl@0: 	aMessage.ReadData1FromClientL(pckgBuf);
sl@0: 
sl@0: 	iAacDecoderConfigCI->SetAudioObjectType(pckgBuf().iAudioObjectType);
sl@0: 	iAacDecoderConfigCI->SetInputSamplingFrequency(
sl@0: 	                     pckgBuf().iInputSamplingFrequency);
sl@0: 	iAacDecoderConfigCI->SetNumOfChannels(pckgBuf().iNumOfChannels);
sl@0: 	iAacDecoderConfigCI->SetSbr(pckgBuf().iSbrEnabled);
sl@0: 	iAacDecoderConfigCI->SetDownSampledMode(pckgBuf().iDsmEnabled);
sl@0: 
sl@0: 	TInt status = iAacDecoderConfigCI->ApplyConfig();
sl@0:     aMessage.Complete(status);
sl@0:     }
sl@0: 
sl@0: // End of File