diff -r 000000000000 -r bde4ae8d615e os/mm/devsoundextensions/mmfcustominterfaces/EAacPlusDecoderIntfc/EAacPlusDecoderIntfcMsgHdlr/src/EAacPlusDecoderIntfcMsgHdlr.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/mm/devsoundextensions/mmfcustominterfaces/EAacPlusDecoderIntfc/EAacPlusDecoderIntfcMsgHdlr/src/EAacPlusDecoderIntfcMsgHdlr.cpp Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,152 @@ +/* +* Copyright (c) 2006 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: Message handler for eAAC+ decoder configuration interface. +* +*/ + + + +// INCLUDE FILES +#include "EAacPlusDecoderIntfcMsgs.h" +#include "EAacPlusDecoderIntfcMsgHdlr.h" + +// EXTERNAL DATA STRUCTURES + +// EXTERNAL FUNCTION PROTOTYPES + +// CONSTANTS + +// MACROS + +// LOCAL CONSTANTS AND MACROS + +// MODULE DATA STRUCTURES + +// LOCAL FUNCTION PROTOTYPES + +// FORWARD DECLARATIONS + +// ============================= LOCAL FUNCTIONS =============================== + +// ============================ MEMBER FUNCTIONS =============================== + +/** + * CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr + * C++ default constructor can NOT contain any code, that might leave. + */ +CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr( + CEAacPlusDecoderIntfc* aAacDecoderConfigCI) : + CMMFObject(KUidEAacPlusDecoderIntfc) + { + iAacDecoderConfigCI = aAacDecoderConfigCI; + } + +/** + * CEAacPlusDecoderIntfcMsgHdlr::ConstructL + * Symbian 2nd phase constructor can leave. + */ +void CEAacPlusDecoderIntfcMsgHdlr::ConstructL() + { + } + +/** + * CEAacPlusDecoderIntfcMsgHdlr::NewL + * Two-phased constructor. + */ +EXPORT_C CEAacPlusDecoderIntfcMsgHdlr* CEAacPlusDecoderIntfcMsgHdlr::NewL( + TAny* aAacDecoderConfigCI) + { + CEAacPlusDecoderIntfc* aacDecoderConfigCI = + (CEAacPlusDecoderIntfc*)aAacDecoderConfigCI; + CEAacPlusDecoderIntfcMsgHdlr* self = + new (ELeave) CEAacPlusDecoderIntfcMsgHdlr(aacDecoderConfigCI); + CleanupStack::PushL( self ); + self->ConstructL(); + CleanupStack::Pop( self ); + + return self; + } + +/** + * Destructor + */ +EXPORT_C CEAacPlusDecoderIntfcMsgHdlr::~CEAacPlusDecoderIntfcMsgHdlr() + { + delete iAacDecoderConfigCI; + } + +/** + * CEAacPlusDecoderIntfcMsgHdlr::HandleRequest + * Handles the messages from the proxy. + * Calls a subfunction which determines what custom interface to call. + * A subfunction is used to contain multiple leaving functions for a single + * trap. + * (other items were commented in a header). + */ +EXPORT_C void CEAacPlusDecoderIntfcMsgHdlr::HandleRequest( + TMMFMessage& aMessage) + { + ASSERT(aMessage.Destination().InterfaceId() == KUidEAacPlusDecoderIntfc); + + TRAPD(error, DoHandleRequestL(aMessage)); + if(error) + { + aMessage.Complete(error); + } + } + +/** + * CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL + * Determines which custom interface to call. + * (other items were commented in a header). + */ +void CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage) + { + switch(aMessage.Function()) + { + case EEaacpdimApplyConfig: + { + DoApplyConfigL(aMessage); + break; + } + default: + { + aMessage.Complete(KErrNotSupported); + } + } + } + +/** + * CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL + * Handles the message from the proxy and calls the custom interface method + * to commit configuration settings to the decoder. + * (other items were commented in a header). + */ +void CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL(TMMFMessage& aMessage) + { + TPckgBuf pckgBuf; + aMessage.ReadData1FromClientL(pckgBuf); + + iAacDecoderConfigCI->SetAudioObjectType(pckgBuf().iAudioObjectType); + iAacDecoderConfigCI->SetInputSamplingFrequency( + pckgBuf().iInputSamplingFrequency); + iAacDecoderConfigCI->SetNumOfChannels(pckgBuf().iNumOfChannels); + iAacDecoderConfigCI->SetSbr(pckgBuf().iSbrEnabled); + iAacDecoderConfigCI->SetDownSampledMode(pckgBuf().iDsmEnabled); + + TInt status = iAacDecoderConfigCI->ApplyConfig(); + aMessage.Complete(status); + } + +// End of File