--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmceshared/src/mcecomamrwbcodec.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,341 @@
+/*
+* 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 "mceamrcodec.h"
+#include "mceamrwbcodec.h"
+#include "mcecomamrwbcodec.h"
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+#include <mmcccodecinformation.h>
+
+_LIT8( KDefaultAmrWbFmtp, "octet-align=0; mode-set=0,1,2,3,4,5,6,7,8" );
+
+#endif//MCE_COMMON_SERVER_SIDE
+
+// This should be defined in MCE API
+const TUint KMceAmrWBFrameSize ( 64 );
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::NewL
+// -----------------------------------------------------------------------------
+//
+CMceComAMRWbCodec* CMceComAMRWbCodec::NewL( TBuf8<KMceMaxSdpNameLength> aSdpName )
+    {
+    CMceComAMRWbCodec* self = NewLC( aSdpName );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::NewLC
+// -----------------------------------------------------------------------------
+//
+CMceComAMRWbCodec* CMceComAMRWbCodec::NewLC( TBuf8<KMceMaxSdpNameLength> aSdpName )
+    {
+    CMceComAMRWbCodec* self = new (ELeave) CMceComAMRWbCodec();
+    CleanupStack::PushL( self );
+    self->ConstructL( aSdpName );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::~CMceComAMRWbCodec
+// -----------------------------------------------------------------------------
+//
+CMceComAMRWbCodec::~CMceComAMRWbCodec()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::CMceComAMRWbCodec
+// -----------------------------------------------------------------------------
+//
+CMceComAMRWbCodec::CMceComAMRWbCodec()
+ : CMceComAMRCodec()
+    {
+    iCodecMode = EMceBandwidthEfficient;    
+    iBitrate = KMceAmrWbBitrate2385;	
+   	iAllowedBitrates = KMceAllowedAmrWbBitrate660|
+					   KMceAllowedAmrWbBitrate885|
+					   KMceAllowedAmrWbBitrate1265|
+					   KMceAllowedAmrWbBitrate1425|
+					   KMceAllowedAmrWbBitrate1585|
+					   KMceAllowedAmrWbBitrate1825|
+					   KMceAllowedAmrWbBitrate1985|
+					   KMceAllowedAmrWbBitrate2305|
+					   KMceAllowedAmrWbBitrate2385;
+	//Above codec mode need to have value as 8
+    iFrameSize = KMceAmrWBFrameSize;
+   	const TUint8 KDefaultAmrWbPayloadType = 100;
+	iPayloadType = KDefaultAmrWbPayloadType;
+	iSamplingFreq = KMceAmrWbSamplingFreq;
+	iPTime = KMceDefaultPtime;
+	iMaxPTime = KMceDefaultMaxPtime;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::CloneL
+// -----------------------------------------------------------------------------
+//
+CMceComAudioCodec* CMceComAMRWbCodec::CloneL()
+    {
+    CMceComAMRWbCodec* copy = new (ELeave) CMceComAMRWbCodec();
+    CleanupStack::PushL( copy );
+    copy->ConstructL( *this );
+    CleanupStack::Pop( copy );
+    return copy;
+    
+    }
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::SetBitrate
+// -----------------------------------------------------------------------------
+//
+TInt CMceComAMRWbCodec::SetBitrate( TUint aBitrate )
+    {
+	TBool isValid = ETrue;
+	
+    switch ( aBitrate )
+    	{
+    	case KMceAmrWbBitrate660:
+		case KMceAmrWbBitrate885:
+		case KMceAmrWbBitrate1265:
+		case KMceAmrWbBitrate1425:
+		case KMceAmrWbBitrate1585:
+		case KMceAmrWbBitrate1825:
+		case KMceAmrWbBitrate1985:
+		case KMceAmrWbBitrate2305:
+		case KMceAmrWbBitrate2385:
+    	    {
+    	    if ( aBitrate > GetMaxBitRate() )
+    	        {
+        		isValid = EFalse;
+    	        }
+    	    break;
+    	    }
+    	default:
+    		isValid = EFalse;
+    		break;
+    	}
+    	
+    if ( isValid )
+    	{
+        return CMceComCodec::SetBitrate( aBitrate );
+    	}
+    else
+    	{
+    	return KErrNotSupported;
+    	}
+    
+    }
+    
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::SetAllowedBitrates
+// -----------------------------------------------------------------------------
+//
+TInt CMceComAMRWbCodec::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 >> 16 ) > 0 ) 
+        {
+        error = KErrArgument;
+        }
+    else
+        {
+        CMceComCodec::SetAllowedBitrates( KMceAllowedAmrWbBitrateAll );
+        iAllowedBitrates &= aBitrates;
+        TUint maxBitrate = GetMaxBitRate();
+        if ( iBitrate > maxBitrate )
+            {
+            error = CMceComCodec::SetBitrate( maxBitrate );
+            } 
+            
+        // Update also other amr codec information stored inside
+        iAllowedBitrates |= ( aBitrates & KMceAllowedAmrWbAdditionalInfo );
+        }
+    
+    return error;
+    
+    }
+    
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::GetMaxBitRate
+// -----------------------------------------------------------------------------
+//
+TUint CMceComAMRWbCodec::GetMaxBitRate()
+	{
+	
+    if( iAllowedBitrates & KMceAllowedAmrWbBitrate2385 )
+        {
+        return KMceAmrWbBitrate2385;
+        }
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate2305 )
+        {
+        return KMceAmrWbBitrate2305;
+        }
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate1985 )
+        {
+        return KMceAmrWbBitrate1985;
+        }   
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate1825 )
+        {
+        return KMceAmrWbBitrate1825;
+        }   
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate1585 )
+        {
+        return KMceAmrWbBitrate1585;
+        }   
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate1425 )
+        {
+        return KMceAmrWbBitrate1425;
+        }
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate1265 )
+        {
+        return KMceAmrWbBitrate1265;
+        }  
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate885 )
+        {
+        return KMceAmrWbBitrate885;
+        }
+    else if( iAllowedBitrates & KMceAllowedAmrWbBitrate660 )
+        {
+        return KMceAmrWbBitrate660;
+        }
+        
+    else
+        {
+        return 0;    
+        }
+
+	}
+	
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::ResolveAllowedBitrates
+// -----------------------------------------------------------------------------
+//
+TInt CMceComAMRWbCodec::ResolveAllowedBitrates( 
+    TUint aBitrate, TUint& aAllowedBitrates )
+    {
+    TInt retVal( KErrNone );
+    
+    if ( aBitrate <= KMceAmrWbBitrate660 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate660;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate885 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate885;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate1265 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate1265;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate1425 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate1425;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate1585 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate1585;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate1825 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate1825;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate1985 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate1985;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate2305 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrate2305;
+        }
+    else if ( aBitrate <= KMceAmrWbBitrate2385 )
+        {
+        aAllowedBitrates = KMceAllowedAmrWbBitrateAll;
+        }
+    else
+        {
+        retVal = KErrNotSupported;
+        }
+    
+    return retVal;
+    }
+
+
+
+#ifdef MCE_COMMON_SERVER_SIDE
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::DoMccValidateL
+// -----------------------------------------------------------------------------
+//
+CMceComCodec* CMceComAMRWbCodec::DoMccValidateL( CMccCodecInformation& aMccCodec,
+                                               CMceSrvStream& /*aStream*/,
+                                               TMceNegotiationRole aRole )
+    {
+    //if answerer mcc codec represents the received offer and codec the answer
+    //if offerer codec represents the sent offer and mcc codec the answer
+    
+    // Bitrates field contains also additional information, mask it away
+    TUint mccBitrates = ( aMccCodec.AllowedBitrates() & KMceAllowedAmrWbBitrateAll );
+    TUint mceBitrates = ( iAllowedBitrates & KMceAllowedAmrWbBitrateAll );
+    
+    TBool notValid = aRole == EMceRoleAnswerer ?
+                  ( mceBitrates && mccBitrates == 0 ||
+	                mceBitrates > mccBitrates ) :
+                  ( mceBitrates && mccBitrates == 0 ||
+	                mceBitrates < mccBitrates );
+	
+	User::LeaveIfError( notValid ? KErrNotSupported : KErrNone );
+	if ( aMccCodec.CodecMode() != (TCodecMode)iCodecMode )
+		{
+		// codec-mode was different, fail.
+		User::Leave(KErrNotSupported);
+		}
+	return NULL;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CMceComAMRWbCodec::DoSetDefaultFmtpAttributeL
+// -----------------------------------------------------------------------------
+//
+void CMceComAMRWbCodec::DoSetDefaultFmtpAttributeL()
+    {
+    SetFmtpAttributeL( KDefaultAmrWbFmtp );   
+    }
+    
+#endif
+
+
+// End of File
+