multimediacommscontroller/mmccshared/inc/mccinternalcodecs.h
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     1 /*
       
     2 * Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:    Definitions for Mcc internal codec information
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 #ifndef MCCINTERNALCODECS_H
       
    23 #define MCCINTERNALCODECS_H
       
    24 
       
    25 //  INCLUDES
       
    26 #include <mmf/common/mmfutilities.h>
       
    27 #include <mmf/common/mmffourcc.h>
       
    28 #include <mmf/common/mmfbase.h>
       
    29 #include <in_sock.h>
       
    30 #include "mmcccodecinformation.h"
       
    31 #include "mmccnetworksettings.h"
       
    32 
       
    33 // CONSTANTS
       
    34 
       
    35 // Internal value for Mcc codec information in order to catch undefined values
       
    36 const TUint KMccCodecParamUndefined = 0;
       
    37 // Internal value for undefined payload type as max payload type is 127 (7-bit value)
       
    38 // and values 0-127 are used for different payload types. Naturally then value 128 is
       
    39 // then a good value for payload type.
       
    40 const TUint8 KMccPayloadTypeMax = 128;
       
    41 
       
    42 // Default ports for RTP & RTCP
       
    43 //const TUint KMDefaultRtpPort = 5000;
       
    44 //const TUint KDefaultRtcpPort = 5001;
       
    45 
       
    46 // Default jitter buffer size in milliseconds
       
    47 const TUint KDefautJitterBufferSize = 200;
       
    48 
       
    49 // Number of AMR bitrates supported
       
    50 const TUint KAmrBitratesSupported = 8;
       
    51 
       
    52 // Number of G.711 bitrates supported
       
    53 const TUint KG711BitratesSupported = 1;
       
    54 
       
    55 // Number of iLBC bitrates supported
       
    56 const TUint KIlbcBitratesSupported = 2;
       
    57 
       
    58 // Number of G.729 bitrates supported
       
    59 const TUint KG729BitratesSupported = 1;
       
    60 
       
    61 // AMR BITRATES
       
    62 const TUint KAmrBitrates[KAmrBitratesSupported] = 
       
    63     { 
       
    64     4750, 5150, 5900, 6700, 7400, 7950, 10200, 12200  
       
    65     };
       
    66 
       
    67 // G.711 BITRATES
       
    68 const TUint KG711Bitrates[KG711BitratesSupported] = 
       
    69     { 
       
    70     64000 
       
    71     };
       
    72 
       
    73 // iLBC BITRATES (Can also tell the codec mode for iLBC (20ms, 30ms)
       
    74 const TUint KIlbcBitrates[KIlbcBitratesSupported] = 
       
    75     { 
       
    76     13330, 15200 
       
    77     };
       
    78     
       
    79 // G.729 BITRATES
       
    80 const TUint KG729Bitrates[KG729BitratesSupported] = 
       
    81     {
       
    82     8000
       
    83     };
       
    84 
       
    85 // Generic nothing mode
       
    86 const TUint KMccCodecModeNone = 1;
       
    87 
       
    88 // G.711 Codec modes as it uses one FourCC
       
    89 const TUint KG711ModeaLawEnc = 2;
       
    90 const TUint KG711ModeuLawEnc = 3;
       
    91 
       
    92 // AMR Codec modes
       
    93 const TUint KAmrCodecModeBandwidthEfficient = 4;
       
    94 const TUint KAmrCodecModeOctetAlign = 5;
       
    95 
       
    96 // DTMF Modes
       
    97 const TUint KDtmfModeEvent = 6;
       
    98 const TUint KDtmfModeTone = 7;
       
    99 const TUint KDtmfModeRedEvents = 8;
       
   100 
       
   101 // iLBC codec modes
       
   102 const TUint KIlbcMode20msFrame = 9;
       
   103 const TUint KIlbcMode30msFrame = 10;
       
   104 
       
   105 // NALU constants
       
   106 const TInt KMccNaluStartCodeLen = 3;
       
   107 const TInt KMccNaluEndCodeLen = 2;
       
   108 
       
   109 // MACROS
       
   110 
       
   111 // DATA TYPES
       
   112 
       
   113 // FUNCTION PROTOTYPES
       
   114 
       
   115 // FORWARD DECLARATIONS
       
   116 
       
   117 // CLASS DECLARATION
       
   118 
       
   119 /**
       
   120 *  Mcc Codec information for Mcc internal use
       
   121 *
       
   122 *  @lib N/A
       
   123 *  @since Series 60 3.0
       
   124 */
       
   125 
       
   126 class TMccCodecInfo
       
   127     {
       
   128     public: // Constructors
       
   129         
       
   130         /**
       
   131         * Default constructor
       
   132         */
       
   133         inline TMccCodecInfo() : 
       
   134         				iType(TUid()),
       
   135                         iFourCC( TFourCC() ),
       
   136                         iPayloadFormatEncoder( 0 ),
       
   137                         iPayloadFormatDecoder( 0 ),                         
       
   138                         iBitrate( KMccCodecParamUndefined ),
       
   139                         iSamplingFreq( 0 ), 
       
   140                         iEnableDTX( EFalse ),
       
   141                         iCodecMode( KMccCodecParamUndefined ), 
       
   142                         iAlgoUsed( ENoAlgoUsed ),
       
   143                         iPtime( KMccCodecParamUndefined ), 
       
   144                         iMaxPtime( KMccCodecParamUndefined ),
       
   145                         iPayloadType( KMccPayloadTypeMax ), 
       
   146                         iRedundantPayload( KMccPayloadTypeMax ),
       
   147                         iRedundancyCount( static_cast<TUint8>( KMccCodecParamUndefined ) ),
       
   148                         iHwFrameTime( 0 ), 
       
   149                         iFrameSize( 0 ), 
       
   150                         iCNFrameSize( 0 ),
       
   151                         iFmtpLength( 0 ),
       
   152                         iJitterSize( 0 ),
       
   153                         iNeighbor( EFalse ),
       
   154                         iModeChangePeriod( 1 ),
       
   155                         iJitterBufInactivityTimeOut( 0 ),
       
   156                         iJitterBufPlayToneTimeout( 0 ),
       
   157                         iJitterBufPlayToneFrequency( 0 ),
       
   158                         iJitterBufPlayToneDuration( 0 ),
       
   159                         iJitterBufThreshold( 0 ),
       
   160                         iJitterBufBufferLength( 0 ),
       
   161                         iComfortNoiseGenerationPt( KPayloadTypeUndefined ),
       
   162                         iBitrateMask( 0 ),
       
   163 						iAverageBitrate( 0 ),
       
   164 						iMaxBitrate( 0 ),
       
   165 						iFramerate( 0 ),
       
   166 					    iVideoWidth( 0 ),
       
   167 					    iVideoHeight( 0 ),
       
   168 					    iMTUSize( 1400 ),
       
   169                         iSessionID( 0 ),
       
   170                         iLinkID( 0 ),
       
   171                         iStreamID( 0 ),
       
   172                         iKeepaliveInterval( 0 ),
       
   173                         iKeepalivePT( 0 ),
       
   174                         iKeepaliveData( KNullDesC8 ),
       
   175                         iIsUpdate(0),
       
   176                         iMaxRed( -1 ),
       
   177                         iSourceDefinedTimeStamps( EFalse ),
       
   178                         iConfigKey( KNullDesC8 ),
       
   179                         iEncodingDecodingDevice( KNullUid )
       
   180             {   };
       
   181 
       
   182         /**
       
   183         * Copy constructor
       
   184         */
       
   185         inline TMccCodecInfo( const TMccCodecInfo& aCodec ) : 
       
   186                     iType( aCodec.iType ),         
       
   187                     iSdpName( aCodec.iSdpName ),         
       
   188                     iFourCC( aCodec.iFourCC ), 
       
   189                     iPayloadFormatEncoder( aCodec.iPayloadFormatEncoder ),
       
   190                     iPayloadFormatDecoder( aCodec.iPayloadFormatDecoder ),                         
       
   191                     iBitrate( aCodec.iBitrate ),
       
   192                     iSamplingFreq( aCodec.iSamplingFreq ), 
       
   193                     iEnableDTX( aCodec.iEnableDTX ), 
       
   194                     iCodecMode( aCodec.iCodecMode ),
       
   195                     iAlgoUsed( aCodec.iAlgoUsed ), 
       
   196                     iPtime( aCodec.iPtime ),
       
   197                     iMaxPtime( aCodec.iMaxPtime ), 
       
   198                     iPayloadType( aCodec.iPayloadType ),
       
   199                     iRedundantPayload( aCodec.iRedundantPayload ), 
       
   200                     iRedundancyCount( aCodec.iRedundancyCount ),
       
   201                     iHwFrameTime( aCodec.iHwFrameTime ),
       
   202                     iFrameSize( aCodec.iFrameSize ), 
       
   203                     iCNFrameSize( aCodec.iCNFrameSize ),
       
   204                     iFmtpLength( aCodec.iFmtpLength ),
       
   205                     iJitterSize( aCodec.iJitterSize ),
       
   206                     iNeighbor( aCodec.iNeighbor ),
       
   207                     iModeChangePeriod( aCodec.iModeChangePeriod ),
       
   208                     iJitterBufInactivityTimeOut( aCodec.iJitterBufInactivityTimeOut ),
       
   209                     iJitterBufPlayToneTimeout( aCodec.iJitterBufPlayToneTimeout ),
       
   210                     iJitterBufPlayToneFrequency( aCodec.iJitterBufPlayToneFrequency ),
       
   211                     iJitterBufPlayToneDuration( aCodec.iJitterBufPlayToneDuration ),
       
   212                     iJitterBufThreshold( aCodec.iJitterBufThreshold ),
       
   213                     iJitterBufBufferLength( aCodec.iJitterBufBufferLength ),
       
   214                     iComfortNoiseGenerationPt( aCodec.iComfortNoiseGenerationPt ),
       
   215                     iBitrateMask( aCodec.iBitrateMask ),
       
   216 					iAverageBitrate( aCodec.iAverageBitrate ),
       
   217 					iMaxBitrate( aCodec.iMaxBitrate ),
       
   218 					iFramerate( aCodec.iFramerate ),
       
   219 					iVideoWidth( aCodec.iVideoWidth ),
       
   220 					iVideoHeight( aCodec.iVideoHeight ),
       
   221 					iMTUSize( aCodec.iMTUSize ),
       
   222                     iSessionID( aCodec.iSessionID ),
       
   223                     iLinkID( aCodec.iLinkID ),
       
   224                     iStreamID( aCodec.iStreamID ),
       
   225                     iPriority( aCodec.iPriority ),
       
   226                     iKeepaliveInterval( aCodec.iKeepaliveInterval ),
       
   227                     iKeepalivePT( aCodec.iKeepalivePT ),
       
   228                     iKeepaliveData( aCodec.iKeepaliveData ),
       
   229                     iIsUpdate( aCodec.iIsUpdate ),
       
   230                     iMaxRed( aCodec.iMaxRed ),
       
   231                     iSourceDefinedTimeStamps( aCodec.iSourceDefinedTimeStamps ),
       
   232                     iConfigKey( aCodec.iConfigKey ),
       
   233                     iEncodingDecodingDevice( aCodec.iEncodingDecodingDevice )
       
   234                     
       
   235             {   };
       
   236 
       
   237     public: // Functions
       
   238     
       
   239         /**
       
   240         * Helper method for checking the codecinfo parameters
       
   241         * @since Series 60 3.0
       
   242         * @param aCodec Codec which to check
       
   243         * @return KErrNotReady or KErrNone
       
   244         */
       
   245         static inline TInt CheckCodecInfo( const TMccCodecInfo& /*aCodec*/ )
       
   246             {
       
   247             // And different codec bitrate/mode combinations should be checked also
       
   248             /*
       
   249             if(  aCodec.iFourCC == KMMFFourCCCodeNULL)
       
   250                 {
       
   251                 return KErrNotReady;
       
   252                 }
       
   253             else if( KMccCodecParamUndefined == aCodec.iBitrate )
       
   254                 {
       
   255                 return KErrNotReady-1;
       
   256                 }
       
   257             else if( KMccCodecParamUndefined == aCodec.iPtime )
       
   258                 {
       
   259                 return KErrNotReady-2;
       
   260                 }
       
   261             else if( KMccCodecParamUndefined == aCodec.iMaxPtime )
       
   262                 {
       
   263                 return KErrNotReady-3;
       
   264                 }
       
   265             else if( KMccPayloadTypeMax <= aCodec.iPayloadType )
       
   266                 {
       
   267                 return KErrNotReady-4;
       
   268                 }
       
   269             else
       
   270                 {
       
   271                 return KErrNone;
       
   272                 }
       
   273             */
       
   274             // Need to reimplement this as this is not a good function
       
   275             return KErrNone;
       
   276             };
       
   277             
       
   278         /**
       
   279         * Function for comparing two codec info objects
       
   280         * @since Series 60 3.0
       
   281         * @param aCodec1 Codecinfo 1 to compare
       
   282         * @param aCodec2 Codecinfo 2 to compare
       
   283         * @return TBool ETrue if aCodec1 and aCodec2 match
       
   284         */
       
   285         static inline TBool Compare( const TMccCodecInfo& aCodec1, 
       
   286                 const TMccCodecInfo& aCodec2 )
       
   287             {
       
   288             if( aCodec1.iFourCC == aCodec2.iFourCC &&
       
   289                 aCodec1.iBitrate == aCodec2.iBitrate && 
       
   290                 aCodec1.iSamplingFreq == aCodec2.iSamplingFreq &&
       
   291                 aCodec1.iVideoHeight == aCodec2.iVideoHeight &&
       
   292                 aCodec1.iVideoWidth == aCodec2.iVideoWidth &&
       
   293                 aCodec1.iFramerate == aCodec2.iFramerate &&
       
   294                 aCodec1.iEnableDTX == aCodec2.iEnableDTX && 
       
   295                 aCodec1.iCodecMode == aCodec2.iCodecMode && 
       
   296                 aCodec1.iAlgoUsed == aCodec2.iAlgoUsed && 
       
   297                 aCodec1.iPtime == aCodec2.iPtime && 
       
   298                 aCodec1.iMaxPtime == aCodec2.iMaxPtime && 
       
   299                 aCodec1.iPayloadType == aCodec2.iPayloadType && 
       
   300                 aCodec1.iRedundantPayload == aCodec2.iRedundantPayload && 
       
   301                 aCodec1.iRedundancyCount == aCodec2.iRedundancyCount && 
       
   302                 aCodec1.iHwFrameTime == aCodec2.iHwFrameTime && 
       
   303                 aCodec1.iFrameSize == aCodec2.iFrameSize && 
       
   304                 aCodec1.iCNFrameSize == aCodec2.iCNFrameSize && 
       
   305                 aCodec1.iJitterSize == aCodec2.iJitterSize &&
       
   306                 aCodec1.iPriority.iPriority == aCodec2.iPriority.iPriority &&
       
   307                 aCodec1.iPriority.iPref == aCodec2.iPriority.iPref &&
       
   308                 aCodec1.iKeepaliveInterval == aCodec2.iKeepaliveInterval &&
       
   309                 aCodec1.iKeepalivePT == aCodec2.iKeepalivePT &&
       
   310                 aCodec1.iKeepaliveData == aCodec2.iKeepaliveData &&
       
   311                 aCodec1.iSourceDefinedTimeStamps == aCodec2.iSourceDefinedTimeStamps &&
       
   312                 aCodec1.iConfigKey == aCodec2.iConfigKey &&
       
   313                 aCodec1.iEncodingDecodingDevice == aCodec2.iEncodingDecodingDevice )
       
   314                 {
       
   315                 return ETrue;
       
   316                 }
       
   317             else
       
   318                 {
       
   319                 return EFalse;
       
   320                 }
       
   321             };
       
   322             
       
   323         static TBool IsAvcPpsOrSpsData( const TDesC8& aBuffer, TBool aIgnoreStartCode = EFalse )
       
   324             {
       
   325             TBool isPpsOrSps( EFalse );
       
   326             const TUint8 KMccAvcTypeMask = 0x1F;
       
   327             const TUint8 KMccAvcTypePps = 0x7;
       
   328             const TUint8 KMccAvcTypeSps = 0x8;
       
   329             
       
   330             TInt bufferIndex( 0 );
       
   331             TInt index( KErrNotFound );
       
   332             if ( aIgnoreStartCode )
       
   333                 {
       
   334                 index = aBuffer.Length() > 0 ? 0 : KErrNotFound;
       
   335                 }
       
   336             else
       
   337                 {
       
   338                 index = FindAvcNaluStart( bufferIndex, aBuffer );
       
   339                 }
       
   340             
       
   341             if ( index != KErrNotFound )
       
   342                 {
       
   343                 TUint8 typeInfo = aBuffer[ index ];
       
   344                 isPpsOrSps = ( ( typeInfo & KMccAvcTypeMask ) == KMccAvcTypePps ||
       
   345                                ( typeInfo & KMccAvcTypeMask ) == KMccAvcTypeSps );
       
   346                 }
       
   347             return isPpsOrSps;
       
   348             };
       
   349         
       
   350         /**
       
   351         * This function finds a NALU's starting byte by detecting unique start code
       
   352         * occurring in the buffer, as specified in sec B.2 of H264 specs.
       
   353         * NOTE: 4-byte start code 0x00000001 is a special case of 3-byte code, 
       
   354         * automatically catered in the logic
       
   355         *
       
   356         * @param aBufferIndex, search start index, on return contains information
       
   357         * of how for buffer was searched
       
   358         * @param aBuffer
       
   359         * @return KErrNotFound if nalu start code is not found, otherwise index
       
   360         *         to beginning of end code.
       
   361         */     
       
   362         static TInt FindAvcNaluStart( TInt& aBufferIndex, const TDesC8& aBuffer )
       
   363             {
       
   364         	TUint8 a1, a2, a3;
       
   365 	
       
   366         	if ( aBufferIndex < 0 )
       
   367         	    {
       
   368         		return KErrNotFound;
       
   369         	    }
       
   370         	
       
   371         	const TUint8 *origDataPtr = aBuffer.Ptr();
       
   372         	const TUint8 *dataPtr = origDataPtr;
       
   373         	TInt size( aBuffer.Size() );
       
   374         	while ( aBufferIndex+KMccNaluStartCodeLen < size )	// at least one byte after start code
       
   375         	    {
       
   376         	    dataPtr = ( origDataPtr + aBufferIndex );
       
   377         		a1 = *dataPtr;
       
   378         		dataPtr++;
       
   379         		a2 = *dataPtr;
       
   380         		dataPtr++;
       
   381         		a3 = *dataPtr;
       
   382         		
       
   383         		if ( a1 == 0x00 && a2 == 0x00 && a3 == 0x01 )
       
   384         		    {
       
   385         			aBufferIndex += KMccNaluStartCodeLen;
       
   386         			return aBufferIndex;
       
   387         		    }
       
   388         		
       
   389         		aBufferIndex++;
       
   390         	    }
       
   391         	
       
   392         	return KErrNotFound;
       
   393             };
       
   394         
       
   395         /**
       
   396         * This function returns location of first byte at the end of  NALU
       
   397         * by detecting unique end pattern, as specified in sec B.2 of H264 specs.
       
   398         *
       
   399         * @param aBufferIndex, search start index, on return contains information
       
   400         * of how for buffer was searched
       
   401         * @param aBuffer
       
   402         * @return index to end beginning of end code or last index of aBuffer if
       
   403         *         end code is not found
       
   404         */    
       
   405         static TInt FindAvcNaluEnd( TInt& aBufferIndex, const TDesC8& aBuffer )
       
   406             {
       
   407         	TUint8 a1, a2, a3;
       
   408         	
       
   409         	if ( ( aBufferIndex < 0 ) || ( aBufferIndex >= aBuffer.Size() ) )
       
   410         	    {
       
   411         		return KErrNotFound;
       
   412         	    }
       
   413         	
       
   414         	const TUint8 *origDataPtr = aBuffer.Ptr();
       
   415         	const TUint8 *dataPtr = origDataPtr;
       
   416         	TInt size( aBuffer.Size() );	
       
   417         	while ( aBufferIndex < size )
       
   418             	{
       
   419         		if ( aBufferIndex+KMccNaluEndCodeLen < size )
       
   420         		    {
       
   421         		    dataPtr = ( origDataPtr + aBufferIndex );
       
   422         			a1 = *dataPtr;
       
   423         			dataPtr++;
       
   424             		a2 = *dataPtr;
       
   425             		dataPtr++;
       
   426             		a3 = *dataPtr;
       
   427         			
       
   428         			if( ( a1 == 0x00 && a2 == 0x00 && a3 == 0x01 ) ||
       
   429         				( a1 == 0x00 && a2 == 0x00 && a3 == 0x00 ) )
       
   430         			    {
       
   431         				return aBufferIndex;
       
   432         		    	}
       
   433         	    	}
       
   434         		aBufferIndex++;
       
   435         	    }
       
   436         	
       
   437         	return aBufferIndex;
       
   438             };
       
   439         
       
   440     public: // Data
       
   441     
       
   442     	TUid iType;
       
   443     	
       
   444         /**
       
   445         * Sdp name used in SDP messages
       
   446         */
       
   447         TBuf8<KMaxSdpNameLength> iSdpName;        
       
   448     	
       
   449         // MMF FourCC code of the codec
       
   450         TFourCC iFourCC;
       
   451 
       
   452         // MMF format encoder for the codec
       
   453         TUint32 iPayloadFormatEncoder;
       
   454 
       
   455         // MMF format decoder for the codec
       
   456         TUint32 iPayloadFormatDecoder;
       
   457         
       
   458         // Codec bitrate
       
   459         TUint iBitrate;
       
   460         
       
   461         // sampling rate
       
   462         TUint32 iSamplingFreq;
       
   463         
       
   464         // Should DTX/VAD/CNG be enabled
       
   465         TBool iEnableDTX;
       
   466         
       
   467         // Codec mode
       
   468         TUint iCodecMode;
       
   469         
       
   470         // Algorithm used
       
   471         TUint iAlgoUsed;
       
   472         
       
   473         // Minimum packet time for codec
       
   474         TUint iPtime;
       
   475         
       
   476         // Maximum packet time for codec
       
   477         TUint iMaxPtime;
       
   478         
       
   479         // RTP Payload type for the codec
       
   480         TUint8 iPayloadType;
       
   481         
       
   482         // RTP payload type for redundant audio
       
   483         TUint8 iRedundantPayload;
       
   484         
       
   485         // Number of redundant frames if enabled
       
   486         TUint8 iRedundancyCount;
       
   487         
       
   488         // Frametime
       
   489         TUint8 iHwFrameTime;
       
   490         
       
   491         // Frame size
       
   492         TUint iFrameSize;
       
   493         
       
   494         // CN Frame size
       
   495         TUint8 iCNFrameSize;
       
   496         
       
   497         //Fmtp size
       
   498         TInt iFmtpLength;
       
   499         
       
   500         // Jitter buffer size
       
   501         TUint iJitterSize;
       
   502 
       
   503         // Mode change neighbor
       
   504         TBool iNeighbor;
       
   505         
       
   506         // Mode change period
       
   507         TUint iModeChangePeriod;
       
   508         
       
   509         //JitterBuffer InactivityTimeOut
       
   510         TUint iJitterBufInactivityTimeOut;
       
   511 
       
   512         //JitterBuffer tone TimeOut
       
   513         TUint iJitterBufPlayToneTimeout; 
       
   514         
       
   515         //JitterBuffer tone frequecy
       
   516         TUint iJitterBufPlayToneFrequency; 
       
   517         
       
   518         //JitterBuffer tone duration
       
   519         TUint iJitterBufPlayToneDuration;
       
   520         
       
   521         //JitterBuffer threshold
       
   522         TUint iJitterBufThreshold;
       
   523         
       
   524         //JitterBuffer buffer length
       
   525         TUint iJitterBufBufferLength;
       
   526         
       
   527         /**
       
   528          * Comfort noise generation payload type .
       
   529          * Disabled if KPayloadTypeUndefined.
       
   530          */
       
   531         TUint8 iComfortNoiseGenerationPt;
       
   532     
       
   533         //Bitrates used in codec
       
   534         TUint iBitrateMask;
       
   535     
       
   536         //Average bitrate used in codec
       
   537 		TUint iAverageBitrate;
       
   538 				
       
   539         //Max bitrate used in codec
       
   540 		TUint iMaxBitrate;
       
   541 		
       
   542         //Frame rate for video
       
   543 		TReal iFramerate;
       
   544 
       
   545 	    // Horizontal resolution of video
       
   546 	    TUint iVideoWidth;
       
   547 
       
   548 	    // Vertical resolution of video
       
   549 	    TUint iVideoHeight;
       
   550 	    
       
   551 	    // Network MTU size (in order to determine outgoing packet's maximum size, if needed) default: 1400
       
   552 	    TUint iMTUSize;
       
   553     
       
   554         // Session ID
       
   555         TUint32 iSessionID;
       
   556         
       
   557         // Link ID
       
   558         TUint32 iLinkID;
       
   559 
       
   560         // Stream ID
       
   561         TUint32 iStreamID;
       
   562         
       
   563         // MMF Priority settings
       
   564         TMMFPrioritySettings iPriority;       
       
   565         
       
   566         // Rtp keepalive interval (secs)
       
   567         TUint8 iKeepaliveInterval;
       
   568     
       
   569         // Rtp keepalive payload type
       
   570         TUint8 iKeepalivePT;
       
   571     
       
   572         // Rtp keepalive data
       
   573         TBuf8<KMaxKeepAliveDataLen> iKeepaliveData;
       
   574         
       
   575         // Indicates if update param set
       
   576         TBool iIsUpdate;
       
   577         
       
   578         /**
       
   579          * Maximum redundancy in milliseconds
       
   580          */ 
       
   581         TInt iMaxRed;
       
   582 
       
   583         // Trust timestamps provided by datasource
       
   584         TBool iSourceDefinedTimeStamps;
       
   585         
       
   586         // Rtp keepalive data
       
   587         TBuf8<KMaxConfigKeyLen> iConfigKey;
       
   588         
       
   589         TUid iEncodingDecodingDevice;
       
   590     };
       
   591 
       
   592 typedef TPckgBuf<TMccCodecInfo> TMccCodecInfoBuffer;
       
   593 
       
   594 /**
       
   595 * Mcc Stream settings for Mcc internal use
       
   596 * 
       
   597 * @lib N/A
       
   598 * @since Series 60 3.0
       
   599 */
       
   600 class TMccStreamSettings
       
   601     {
       
   602     public: // Constructors
       
   603         
       
   604         /**
       
   605         * Default constructor
       
   606         */
       
   607         inline TMccStreamSettings() : iRemoteAddress( KInetAddrAny ), 
       
   608             iLocalRtpPort( KDefaultRtpPort ), iLocalRtcpPort( KDefaultRtcpPort ),
       
   609             iPriority( TMMFPrioritySettings() ), iIapId( 0 ), iRtcpEnabled( EFalse ),
       
   610             iIpTos( 0 )
       
   611             {   };
       
   612             
       
   613     public: // Data
       
   614         
       
   615         // Remote address
       
   616         TInetAddr iRemoteAddress;
       
   617         
       
   618         // Local RTP port
       
   619         TUint iLocalRtpPort;
       
   620         
       
   621         // Local RTCP port
       
   622         TUint iLocalRtcpPort;
       
   623         
       
   624         // MMF Priority settings
       
   625         TMMFPrioritySettings iPriority;
       
   626         
       
   627         // IAP ID
       
   628         TInt iIapId;
       
   629         
       
   630         // RTCP enabled
       
   631         TBool iRtcpEnabled;
       
   632         
       
   633         // TOS setting
       
   634         TInt iIpTos;
       
   635     };
       
   636     
       
   637 #endif      // MCCINTERNALCODECS_H  
       
   638             
       
   639 // End of File