1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/mm/devsoundextensions/mmfcustominterfaces/EAacPlusDecoderIntfc/EAacPlusDecoderIntfcMsgHdlr/src/EAacPlusDecoderIntfcMsgHdlr.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,152 @@
     1.4 +/*
     1.5 +* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:   Message handler for eAAC+ decoder configuration interface.
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +
    1.23 +// INCLUDE FILES
    1.24 +#include    "EAacPlusDecoderIntfcMsgs.h"
    1.25 +#include    "EAacPlusDecoderIntfcMsgHdlr.h"
    1.26 +
    1.27 +// EXTERNAL DATA STRUCTURES
    1.28 +
    1.29 +// EXTERNAL FUNCTION PROTOTYPES
    1.30 +
    1.31 +// CONSTANTS
    1.32 +
    1.33 +// MACROS
    1.34 +
    1.35 +// LOCAL CONSTANTS AND MACROS
    1.36 +
    1.37 +// MODULE DATA STRUCTURES
    1.38 +
    1.39 +// LOCAL FUNCTION PROTOTYPES
    1.40 +
    1.41 +// FORWARD DECLARATIONS
    1.42 +
    1.43 +// ============================= LOCAL FUNCTIONS ===============================
    1.44 +
    1.45 +// ============================ MEMBER FUNCTIONS ===============================
    1.46 +
    1.47 +/**
    1.48 + * CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr
    1.49 + * C++ default constructor can NOT contain any code, that might leave.
    1.50 + */
    1.51 +CEAacPlusDecoderIntfcMsgHdlr::CEAacPlusDecoderIntfcMsgHdlr(
    1.52 +                              CEAacPlusDecoderIntfc* aAacDecoderConfigCI) :
    1.53 +	CMMFObject(KUidEAacPlusDecoderIntfc)
    1.54 +    {
    1.55 +    iAacDecoderConfigCI = aAacDecoderConfigCI;
    1.56 +    }
    1.57 +
    1.58 +/**
    1.59 + * CEAacPlusDecoderIntfcMsgHdlr::ConstructL
    1.60 + * Symbian 2nd phase constructor can leave.
    1.61 + */
    1.62 +void CEAacPlusDecoderIntfcMsgHdlr::ConstructL()
    1.63 +    {
    1.64 +    }
    1.65 +
    1.66 +/**
    1.67 + * CEAacPlusDecoderIntfcMsgHdlr::NewL
    1.68 + * Two-phased constructor.
    1.69 + */
    1.70 +EXPORT_C CEAacPlusDecoderIntfcMsgHdlr* CEAacPlusDecoderIntfcMsgHdlr::NewL(
    1.71 +                                       TAny* aAacDecoderConfigCI)
    1.72 +    {
    1.73 +    CEAacPlusDecoderIntfc* aacDecoderConfigCI =
    1.74 +                (CEAacPlusDecoderIntfc*)aAacDecoderConfigCI;
    1.75 +    CEAacPlusDecoderIntfcMsgHdlr* self =
    1.76 +                new (ELeave) CEAacPlusDecoderIntfcMsgHdlr(aacDecoderConfigCI);
    1.77 +    CleanupStack::PushL( self );
    1.78 +    self->ConstructL();
    1.79 +    CleanupStack::Pop( self );
    1.80 +
    1.81 +    return self;
    1.82 +    }
    1.83 +
    1.84 +/**
    1.85 + * Destructor
    1.86 + */
    1.87 +EXPORT_C CEAacPlusDecoderIntfcMsgHdlr::~CEAacPlusDecoderIntfcMsgHdlr()
    1.88 +	{
    1.89 +	delete iAacDecoderConfigCI;
    1.90 +	}
    1.91 +
    1.92 +/**
    1.93 + * CEAacPlusDecoderIntfcMsgHdlr::HandleRequest
    1.94 + * Handles the messages from the proxy.
    1.95 + * Calls a subfunction which determines what custom interface to call.
    1.96 + * A subfunction is used to contain multiple leaving functions for a single
    1.97 + * trap.
    1.98 + * (other items were commented in a header).
    1.99 + */
   1.100 +EXPORT_C void CEAacPlusDecoderIntfcMsgHdlr::HandleRequest(
   1.101 +                                            TMMFMessage& aMessage)
   1.102 +	{
   1.103 +	ASSERT(aMessage.Destination().InterfaceId() == KUidEAacPlusDecoderIntfc);
   1.104 +
   1.105 +	TRAPD(error, DoHandleRequestL(aMessage));
   1.106 +	if(error)
   1.107 +		{
   1.108 +		aMessage.Complete(error);
   1.109 +		}
   1.110 +	}
   1.111 +
   1.112 +/**
   1.113 + * CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL
   1.114 + * Determines which custom interface to call.
   1.115 + * (other items were commented in a header).
   1.116 + */
   1.117 +void CEAacPlusDecoderIntfcMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
   1.118 +	{
   1.119 +	switch(aMessage.Function())
   1.120 +		{
   1.121 +		case EEaacpdimApplyConfig:
   1.122 +			{
   1.123 +    		DoApplyConfigL(aMessage);
   1.124 +			break;
   1.125 +			}
   1.126 +		default:
   1.127 +			{
   1.128 +			aMessage.Complete(KErrNotSupported);
   1.129 +			}
   1.130 +		}
   1.131 +	}
   1.132 +
   1.133 +/**
   1.134 + * CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL
   1.135 + * Handles the message from the proxy and calls the custom interface method
   1.136 + * to commit configuration settings to the decoder.
   1.137 + * (other items were commented in a header).
   1.138 + */
   1.139 +void CEAacPlusDecoderIntfcMsgHdlr::DoApplyConfigL(TMMFMessage& aMessage)
   1.140 +    {
   1.141 +	TPckgBuf<TEAacPlusDecoderConfig> pckgBuf;
   1.142 +	aMessage.ReadData1FromClientL(pckgBuf);
   1.143 +
   1.144 +	iAacDecoderConfigCI->SetAudioObjectType(pckgBuf().iAudioObjectType);
   1.145 +	iAacDecoderConfigCI->SetInputSamplingFrequency(
   1.146 +	                     pckgBuf().iInputSamplingFrequency);
   1.147 +	iAacDecoderConfigCI->SetNumOfChannels(pckgBuf().iNumOfChannels);
   1.148 +	iAacDecoderConfigCI->SetSbr(pckgBuf().iSbrEnabled);
   1.149 +	iAacDecoderConfigCI->SetDownSampledMode(pckgBuf().iDsmEnabled);
   1.150 +
   1.151 +	TInt status = iAacDecoderConfigCI->ApplyConfig();
   1.152 +    aMessage.Complete(status);
   1.153 +    }
   1.154 +
   1.155 +// End of File