diff -r 000000000000 -r 1bce908db942 multimediacommsengine/mmceshared/src/mcecomg729codec.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/multimediacommsengine/mmceshared/src/mcecomg729codec.cpp Tue Feb 02 01:04:58 2010 +0200 @@ -0,0 +1,256 @@ +/* +* 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 "mceg729codec.h" +#include "mcecomg729codec.h" + +#ifdef MCE_COMMON_SERVER_SIDE + +#include + +#endif//MCE_COMMON_SERVER_SIDE + +// Frame Size +const TUint KMceG72FrameSize = 10; + +// ============================ MEMBER FUNCTIONS =============================== + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::NewL +// ----------------------------------------------------------------------------- +// +CMceComG729Codec* CMceComG729Codec::NewL( TBuf8 aSdpName ) + { + CMceComG729Codec* self = NewLC( aSdpName ); + CleanupStack::Pop( self ); + return self; + } + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::NewLC +// ----------------------------------------------------------------------------- +// +CMceComG729Codec* CMceComG729Codec::NewLC( TBuf8 aSdpName ) + { + CMceComG729Codec* self = new (ELeave) CMceComG729Codec(); + CleanupStack::PushL( self ); + self->ConstructL( aSdpName ); + return self; + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::~CMceComG729Codec +// ----------------------------------------------------------------------------- +// +CMceComG729Codec::~CMceComG729Codec() + { + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::CMceComG729Codec +// ----------------------------------------------------------------------------- +// +CMceComG729Codec::CMceComG729Codec() + : CMceComAudioCodec() + { + iFourCC = 0; + iEnableVAD = EFalse; + iSamplingFreq = KMceG729SamplingFreq; + iPTime = KMceG729DefaultPtime; + iMaxPTime = KMceG729DefaultMaxPtime; + iBitrate = KMceG729Bitrate; + iAllowedBitrates = KMceAllowedG729Bitrate8K; + iPayloadType = KMceDefaultG729PayloadType; + iCodecMode = KG729CodecMode; + iFrameSize = KMceG72FrameSize; + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::CloneL +// ----------------------------------------------------------------------------- +// +CMceComAudioCodec* CMceComG729Codec::CloneL() + { + CMceComG729Codec* copy = new (ELeave) CMceComG729Codec(); + CleanupStack::PushL( copy ); + + copy->ConstructL( *this ); + CleanupStack::Pop( copy ); + return copy; + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::ConstructL +// ----------------------------------------------------------------------------- +// +void CMceComG729Codec::ConstructL( TBuf8 aSdpName ) + { + CMceComAudioCodec::ConstructL( aSdpName ); + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::ConstructL +// ----------------------------------------------------------------------------- +// +void CMceComG729Codec::ConstructL( CMceComG729Codec& aCodec ) + { + CMceComAudioCodec::ConstructL( aCodec ); + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::SetBitrate +// ----------------------------------------------------------------------------- +// +TInt CMceComG729Codec::SetBitrate( TUint aBitrate ) + { + TBool isValid = ETrue; + + switch ( aBitrate ) + { + case KMceG729Bitrate: + { + if ( aBitrate > GetMaxBitRate() ) + { + isValid = EFalse; + } + break; + } + default: + isValid = EFalse; + break; + } + + if ( isValid ) + { + return CMceComCodec::SetBitrate( aBitrate ); + } + else + { + return KErrNotSupported; + } + + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::SetAllowedBitrates +// ----------------------------------------------------------------------------- +// +TInt CMceComG729Codec::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( KMceAllowedG729BitrateAllowAll ); + iAllowedBitrates &= aBitrates; + TUint maxBitrate = GetMaxBitRate(); + if ( iBitrate > maxBitrate ) + { + error = CMceComCodec::SetBitrate( maxBitrate ); + } + } + + return error; + + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::SetCodecMode +// ----------------------------------------------------------------------------- +// +TInt CMceComG729Codec::SetCodecMode( TUint aCodecMode ) + { + if ( KG729CodecMode == aCodecMode ) + { + iCodecMode = aCodecMode; + return KErrNone; + } + else + { + return KErrNotSupported; + } + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::GetMaxBitRate +// ----------------------------------------------------------------------------- +// +TUint CMceComG729Codec::GetMaxBitRate() + { + if( iAllowedBitrates & KMceAllowedG729Bitrate8K ) + { + return KMceG729Bitrate; + } + else + { + return 0; + } + } + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::SetPTime +// ----------------------------------------------------------------------------- +// +TInt CMceComG729Codec::SetPTime( TUint aPTime ) + { + if ( ( aPTime % KMceG72FrameSize ) == 0 ) + { + return CMceComAudioCodec::SetPTime( aPTime ); + } + else + { + return KErrNotSupported; + } + } + + +// ----------------------------------------------------------------------------- +// CMceComG729Codec::SetMaxPTime +// ----------------------------------------------------------------------------- +// +TInt CMceComG729Codec::SetMaxPTime( TUint aMaxPTime ) + { + if ( ( aMaxPTime % KMceG72FrameSize ) == 0 ) + { + return CMceComAudioCodec::SetMaxPTime( aMaxPTime ); + } + else + { + return KErrNotSupported; + } + } + +// End of File