--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmceshared/src/mcecomh263codec.cpp Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,246 @@
+/*
+* 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:
+*
+*/
+
+
+
+
+#include "mcecomh263codec.h"
+
+
+const TReal KMceH263DefaultLoweredFrameRate = 12;
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::NewL
+// -----------------------------------------------------------------------------
+//
+CMceComH263Codec* CMceComH263Codec::NewL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComH263Codec* self = NewLC( aSdpName );
+ CleanupStack::Pop( self );
+ return self;
+
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::NewLC
+// -----------------------------------------------------------------------------
+//
+CMceComH263Codec* CMceComH263Codec::NewLC( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComH263Codec* self = new (ELeave) CMceComH263Codec();
+ CleanupStack::PushL( self );
+ self->ConstructL( aSdpName );
+ return self;
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::~CMceComH263Codec
+// -----------------------------------------------------------------------------
+//
+CMceComH263Codec::~CMceComH263Codec()
+ {
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::CMceComH263Codec
+// -----------------------------------------------------------------------------
+//
+CMceComH263Codec::CMceComH263Codec()
+ :CMceComVideoCodec()
+ {
+ iClockRate = KMceH263ClockRate;
+ iFrameRate = KMceH263DefaultLoweredFrameRate;
+ iResolutionWidth = KMceH263FrameWidth;
+ iResolutionHeight = KMceH263FrameHeight;
+ iBitrate = KMceH263DefaultBitrate;
+ iMaxBitRate = KMceH263DefaultMaxBitrate;
+ iAllowedBitrates = KMceH263DefaultAllowedBitrate;
+ iFrameSize = KMceH263DefaultFrameSize;
+ // Defaults should be defined in MCE API
+ const TUint8 KMceDefaultH263PayloadType = 97;
+ iPayloadType = KMceDefaultH263PayloadType;
+
+ iReceiveFrameRate = KMceH263FrameRate;
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::ConstructL
+// -----------------------------------------------------------------------------
+//
+CMceComVideoCodec* CMceComH263Codec::CloneL()
+ {
+ CMceComH263Codec* copy = new (ELeave) CMceComH263Codec();
+ CleanupStack::PushL( copy );
+ copy->ConstructL( *this );
+ CleanupStack::Pop( copy );
+ return copy;
+
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComH263Codec::ConstructL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+ {
+ CMceComVideoCodec::ConstructL( aSdpName );
+
+ // NOTE: 1998 mode codec is disabled by default in order to prevent
+ // default offer to contain both 2000 and 1998 mode versions
+ if ( iSdpName.CompareF( KMceSDPNameH2631998 ) == 0 )
+ {
+ iState = CMceCodec::EDisabled;
+ }
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMceComH263Codec::ConstructL( CMceComH263Codec& aCodec )
+ {
+ CMceComVideoCodec::ConstructL( aCodec );
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::SetBitrate
+// -----------------------------------------------------------------------------
+//
+TInt CMceComH263Codec::SetBitrate( TUint aBitrate )
+ {
+ return CMceComCodec::SetBitrate( aBitrate );
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::SetAllowedBitrates
+// -----------------------------------------------------------------------------
+//
+TInt CMceComH263Codec::SetAllowedBitrates( TUint aBitrates )
+ {
+ TInt error = KErrNone;
+
+ //Confirm that the bitrate mask is valid
+ //I.e. after all the valid bitrates are set to zero the value should be zero
+ if ( !aBitrates ||
+ ( aBitrates >> 8 ) > 0 )
+ {
+ error = KErrArgument;
+ }
+ else
+ {
+ CMceComCodec::SetAllowedBitrates( KMceAllowedH263BitrateAll );
+ iAllowedBitrates &= aBitrates;
+ CMceComVideoCodec::SetMaxBitrate( GetMaxBitRate() );
+ if ( iBitrate > iMaxBitRate )
+ {
+ error = CMceComCodec::SetBitrate( iMaxBitRate );
+ }
+ }
+
+ return error;
+
+ }
+
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::GetMaxBitRate
+// -----------------------------------------------------------------------------
+//
+TUint CMceComH263Codec::GetMaxBitRate()
+ {
+ if( iAllowedBitrates & KMceAllowedH263Bitrate45 )
+ {
+ return KMceH263Level45Bitrate;
+ }
+ else if( iAllowedBitrates & KMceAllowedH263Bitrate10 )
+ {
+ return KMceH263Level10Bitrate;
+ }
+ else
+ {
+ return 0;
+ }
+
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::SetMaxBitrate
+// -----------------------------------------------------------------------------
+//
+TInt CMceComH263Codec::SetMaxBitrate( TUint aMaxBitrate )
+ {
+ TInt status = KErrNone;
+ switch( aMaxBitrate )
+ {
+ case KMceH263Level10Bitrate:
+ {
+ status = SetAllowedBitrates( KMceAllowedH263Bitrate10 );
+ break;
+ }
+ case KMceH263Level45Bitrate:
+ {
+ status = SetAllowedBitrates( KMceAllowedH263Bitrate45 );
+ break;
+ }
+ default:
+ {
+ status = KErrNotSupported;
+ break;
+ }
+ }
+
+ return status;
+
+ }
+
+// -----------------------------------------------------------------------------
+// CMceComH263Codec::ResolveAllowedBitrates
+// -----------------------------------------------------------------------------
+//
+TInt CMceComH263Codec::ResolveAllowedBitrates(
+ TUint aBitrate, TUint& aAllowedBitrates )
+ {
+ TInt retVal( KErrNone );
+
+ if ( aBitrate <= KMceH263Level10Bitrate )
+ {
+ aAllowedBitrates = KMceAllowedH263Bitrate10;
+ }
+ else if ( aBitrate <= KMceH263Level45Bitrate )
+ {
+ aAllowedBitrates = KMceAllowedH263BitrateAll;
+ }
+ else
+ {
+ retVal = KErrNotSupported;
+ }
+
+ return retVal;
+ }
+
+// End of File
+
+