--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmceshared/src/mcecomredcodec.cpp Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,226 @@
+/*
+* Copyright (c) 2005 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:
+*
+*/
+
+
+
+
+#include "mceredcodec.h"
+#include "mcecomredcodec.h"
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+#include <mmcccodecinformationfactory.h>
+#include <mmcccodecinformation.h>
+#include "mcecomaudiostream.h"
+
+#endif //MCE_COMMON_SERVER_SIDE
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::NewL
+// -----------------------------------------------------------------------------
+//
+CMceComRedCodec* CMceComRedCodec::NewL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComRedCodec* self = NewLC( aSdpName );
+ CleanupStack::Pop( self );
+ return self;
+
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::NewLC
+// -----------------------------------------------------------------------------
+//
+CMceComRedCodec* CMceComRedCodec::NewLC( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComRedCodec* self = new (ELeave) CMceComRedCodec();
+ CleanupStack::PushL( self );
+ self->ConstructL( aSdpName );
+ return self;
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::~CMceComRedCodec
+// -----------------------------------------------------------------------------
+//
+CMceComRedCodec::~CMceComRedCodec()
+ {
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::CMceComRedCodec
+// -----------------------------------------------------------------------------
+//
+CMceComRedCodec::CMceComRedCodec()
+ : CMceComAudioCodec()
+ {
+ iState = CMceCodec::EDisabled; // NOTE: Red is in disabled state by default
+
+ iFourCC = 0;
+ iEnableVAD = EFalse;
+ iSamplingFreq = KMceRedSamplingFreq;
+ iPTime = KMceRedDefaultPtime;
+ iMaxPTime = KMceRedDefaultMaxPtime;
+ iPayloadType = KMceDefaultRedPayloadType;
+
+ // valid default codec mode is needed for MCC codec interaction
+ const TUint KRedCodecMode = 1;
+ iCodecMode = KRedCodecMode;
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::SendSupported
+// -----------------------------------------------------------------------------
+//
+TBool CMceComRedCodec::SendSupported()
+ {
+ return EFalse;
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+CMceComAudioCodec* CMceComRedCodec::CloneL()
+ {
+ CMceComRedCodec* copy = new (ELeave) CMceComRedCodec();
+ CleanupStack::PushL( copy );
+ copy->ConstructL( *this );
+ CleanupStack::Pop( copy );
+ return copy;
+
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComRedCodec::ConstructL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComAudioCodec::ConstructL( aSdpName );
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComRedCodec::ConstructL( CMceComRedCodec& aCodec )
+ {
+ CMceComAudioCodec::ConstructL( aCodec );
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::SetPayloadType
+// -----------------------------------------------------------------------------
+//
+TInt CMceComRedCodec::SetPayloadType( TUint8 aPayloadType )
+ {
+ if ( KMinDynPayloadType <= aPayloadType )
+ {
+ return CMceComCodec::SetPayloadType( aPayloadType );
+ }
+ else
+ {
+ return KErrNotSupported;
+ }
+ }
+
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+// -----------------------------------------------------------------------------
+// CMceComRedCodec::DoDecodeAudioL
+// -----------------------------------------------------------------------------
+//
+void CMceComRedCodec::DoDecodeAudioL(
+ TInt aCodecIndex,
+ RPointerArray<CMceSrvStream>& /*aStreams*/,
+ CMceComAudioStream& aAudio,
+ CMceMediaManager& /*aManager*/ )
+ {
+ // Special handling for red codecs, red settings affect to other codecs.
+ // If red codec is preferred send codec, associated codec of highest
+ // preference is selected as send stream. If there's no associated
+ // codec(s) for the red for some reason, next codec with sending capability
+ // is enabled.
+ //
+ CMccCodecInformationFactory* factory = CMccCodecInformationFactory::NewL();
+ CleanupStack::PushL( factory );
+ CMccCodecInformation* mccCodec = factory->CreateCodecInformationL( iSdpName );
+ CleanupStack::PushL( mccCodec );
+
+ // Use dummy mcc codec for parsing the fmtp
+ mccCodec->SetFmtpAttrL( *iFmtpAttr, ETrue );
+
+ RArray<TUint> redPayloads;
+ CleanupClosePushL( redPayloads );
+ mccCodec->RedPayloadsL( redPayloads );
+
+ const TInt codecCount = aAudio.CodecCount();
+
+ for ( TInt i = 0 ; i < codecCount ; i++ )
+ {
+ // There needs to be two entries of certain payload type in red payloads
+ // array if red level 1 should be used.
+ //
+ CMceComAudioCodec* codec = aAudio.CodecL( i );
+
+ const TInt KMceRedNotPresent( -1 );
+ TInt redCount( KMceRedNotPresent );
+
+ for ( TInt j = 0; j < redPayloads.Count(); j++ )
+ {
+ if ( codec->iPayloadType == static_cast<TUint8>( redPayloads[ j ] ) )
+ {
+ redCount++;
+ }
+ }
+
+ if ( redCount > 0 )
+ {
+ codec->iRedPayloadType = iPayloadType;
+ codec->iRedCount = redCount;
+ UpdateSendCodec( aCodecIndex, aAudio, *codec );
+ }
+ else
+ {
+ codec->iRedPayloadType = KMcePayloadTypeUndefined;
+ codec->iRedCount = 0;
+ }
+
+ if ( !redPayloads.Count() )
+ {
+ UpdateSendCodec( aCodecIndex, aAudio, *codec );
+ }
+ }
+
+ CleanupStack::PopAndDestroy( &redPayloads );
+ CleanupStack::PopAndDestroy( mccCodec );
+ CleanupStack::PopAndDestroy( factory );
+ }
+
+#endif
+
+// End of File
+