multimediacommsengine/mmceshared/src/mcecomspeakersink.cpp
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     1 /*
       
     2 * Copyright (c) 2005 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:    
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 #include "mcespeakersink.h"
       
    22 #include "mcecomspeakersink.h"
       
    23 #include "mceevents.h"
       
    24 #include "mcecomavsink.h"
       
    25 
       
    26 
       
    27 #ifdef MCE_COMMON_SERVER_SIDE
       
    28 
       
    29 #include <mmccinterface.h>
       
    30 #include "mcesdpsession.h"
       
    31 #include "mcemediamanager.h"
       
    32 
       
    33 #endif//MCE_COMMON_SERVER_SIDE
       
    34 
       
    35 // ============================ MEMBER FUNCTIONS ===============================
       
    36 
       
    37 
       
    38 
       
    39 // -----------------------------------------------------------------------------
       
    40 // CMceComSpeakerSink::NewL
       
    41 // -----------------------------------------------------------------------------
       
    42 //
       
    43 CMceComSpeakerSink* CMceComSpeakerSink::NewL()
       
    44     {
       
    45     CMceComSpeakerSink* self = NewLC();
       
    46     CleanupStack::Pop( self );
       
    47     return self;
       
    48     }
       
    49 
       
    50 // -----------------------------------------------------------------------------
       
    51 // CMceComSpeakerSink::NewLC
       
    52 // -----------------------------------------------------------------------------
       
    53 //
       
    54 CMceComSpeakerSink* CMceComSpeakerSink::NewLC()
       
    55     {
       
    56     CMceComSpeakerSink* self = new (ELeave) CMceComSpeakerSink();
       
    57     CleanupStack::PushL( self );
       
    58     return self;
       
    59     }
       
    60 
       
    61 // -----------------------------------------------------------------------------
       
    62 // CMceComSpeakerSink::~CMceComSpeakerSink
       
    63 // -----------------------------------------------------------------------------
       
    64 //
       
    65 CMceComSpeakerSink::~CMceComSpeakerSink()
       
    66     {
       
    67     if ( iEndpointProxy )
       
    68         {
       
    69         CMceComAvSink* endpointProxy = static_cast<CMceComAvSink*>( iEndpointProxy );
       
    70         endpointProxy->RemoveProxyClient( *this );
       
    71         if ( endpointProxy->ReferenceCount() == 0 )
       
    72             {
       
    73             delete endpointProxy;
       
    74             }
       
    75         iEndpointProxy = NULL;
       
    76         }
       
    77     
       
    78     }
       
    79 
       
    80 
       
    81 // -----------------------------------------------------------------------------
       
    82 // CMceComSpeakerSink::CMceComSpeakerSink
       
    83 // -----------------------------------------------------------------------------
       
    84 //
       
    85 CMceComSpeakerSink::CMceComSpeakerSink()
       
    86   : CMceComMediaSink( KMceSpeakerSink ),
       
    87     iAudioRoute( 0 ),
       
    88     iVolume( KMceNotAssignedInt )
       
    89     {
       
    90     }
       
    91 
       
    92 // -----------------------------------------------------------------------------
       
    93 // CMceComSpeakerSink::CloneL
       
    94 // -----------------------------------------------------------------------------
       
    95 //
       
    96 CMceComMediaSink* CMceComSpeakerSink::CloneL()
       
    97     {
       
    98     CMceComSpeakerSink* copy = new (ELeave) CMceComSpeakerSink();
       
    99     Mem::Copy( copy, this, sizeof(CMceComSpeakerSink) );
       
   100     copy->Zero();
       
   101     return copy;
       
   102         
       
   103     }
       
   104 
       
   105 
       
   106 // -----------------------------------------------------------------------------
       
   107 // CMceComSpeakerSink::InternalizeFlatL
       
   108 // -----------------------------------------------------------------------------
       
   109 //
       
   110 void CMceComSpeakerSink::InternalizeFlatL( RReadStream& aReadStream )
       
   111     {
       
   112     CMceComMediaSink::InternalizeFlatL( aReadStream );
       
   113     
       
   114     iAudioRoute = aReadStream.ReadInt32L();
       
   115     iVolume = aReadStream.ReadInt32L();
       
   116     }
       
   117 
       
   118 
       
   119 
       
   120 // -----------------------------------------------------------------------------
       
   121 // CMceComSpeakerSink::ExternalizeFlatL
       
   122 // -----------------------------------------------------------------------------
       
   123 //
       
   124 void CMceComSpeakerSink::ExternalizeFlatL( RWriteStream& aWriteStream )
       
   125     {
       
   126     CMceComMediaSink::ExternalizeFlatL( aWriteStream );
       
   127     
       
   128     aWriteStream.WriteInt32L( iAudioRoute );
       
   129     aWriteStream.WriteInt32L( iVolume );
       
   130     }
       
   131 
       
   132 // -----------------------------------------------------------------------------
       
   133 // CMceComSpeakerSink::UsesEndpointProxy()
       
   134 // -----------------------------------------------------------------------------
       
   135 //
       
   136 TBool CMceComSpeakerSink::UsesEndpointProxy() const
       
   137     {
       
   138     return ETrue;
       
   139     }
       
   140 
       
   141 // -----------------------------------------------------------------------------
       
   142 // CMceComSpeakerSink::CreateEndpointProxyL()
       
   143 // -----------------------------------------------------------------------------
       
   144 //
       
   145 MMceComEndPointProxy* CMceComSpeakerSink::CreateEndpointProxyL() const
       
   146     {
       
   147     return CMceComAvSink::NewL();
       
   148     }
       
   149 
       
   150 
       
   151     
       
   152 // -----------------------------------------------------------------------------
       
   153 // CMceComSpeakerSink::EventReceivedL
       
   154 // -----------------------------------------------------------------------------
       
   155 //
       
   156 TInt CMceComSpeakerSink::EventReceivedL( TMceComEvent& aEvent )
       
   157     {
       
   158     TInt status = CMceComMediaSink::EventReceivedL( aEvent );
       
   159     if ( status != KMceEventNotConsumed )
       
   160         {
       
   161         return status;
       
   162         }
       
   163                 
       
   164     if ( aEvent.Id().IsSinkId() )
       
   165         {
       
   166         status = aEvent.Handler().HandleL( *this, aEvent );
       
   167         }
       
   168     else
       
   169         {
       
   170         status = KMceEventNotConsumed;
       
   171         }
       
   172     
       
   173     return status;
       
   174     
       
   175     }
       
   176     
       
   177 // -----------------------------------------------------------------------------
       
   178 // CMceComSpeakerSink::UpdateL
       
   179 // -----------------------------------------------------------------------------
       
   180 //
       
   181 void CMceComSpeakerSink::UpdateL( CMceComMediaSink& aUpdate )
       
   182     {
       
   183     CMceComMediaSink::UpdateL( aUpdate );
       
   184     
       
   185     iAudioRoute = static_cast<CMceComSpeakerSink&>( aUpdate ).iAudioRoute;
       
   186     iVolume = static_cast<CMceComSpeakerSink&>( aUpdate ).iVolume;
       
   187     
       
   188     }
       
   189     
       
   190 // -----------------------------------------------------------------------------
       
   191 // CMceComSpeakerSink::Reusable
       
   192 // -----------------------------------------------------------------------------
       
   193 //
       
   194 TBool CMceComSpeakerSink::Reusable( const CMceComMediaStream& /*aParent*/ ) const
       
   195     {
       
   196     if ( EndpointProxy() )
       
   197         {
       
   198         // If speaker is in bundled stream, sharing is allowed as speaker is 
       
   199         // actually replaced with display
       
   200         return ETrue;
       
   201         }
       
   202     return EFalse;
       
   203     }
       
   204 
       
   205 #ifdef MCE_COMMON_SERVER_SIDE
       
   206 
       
   207 // -----------------------------------------------------------------------------
       
   208 // CMceComSpeakerSink::InitParamL
       
   209 // -----------------------------------------------------------------------------
       
   210 //
       
   211 const TDesC8& CMceComSpeakerSink::InitParamL( const CMceComCodec& aCodec )
       
   212     {
       
   213     if ( EndpointProxy() )
       
   214         {
       
   215         CMceComAvSink* endpointProxy = static_cast<CMceComAvSink*>( EndpointProxy() );
       
   216         return endpointProxy->InitParamL( aCodec );
       
   217         }
       
   218         
       
   219     return CMceComMediaSink::InitParamL( aCodec );
       
   220     }
       
   221 
       
   222 // -----------------------------------------------------------------------------
       
   223 // CMceComSpeakerSink::PrepareL
       
   224 // -----------------------------------------------------------------------------
       
   225 //
       
   226 void CMceComSpeakerSink::PrepareL()
       
   227     {
       
   228      if ( EndpointProxy() )
       
   229         {
       
   230         CMceComAvSink* endpointProxy = static_cast<CMceComAvSink*>( EndpointProxy() );
       
   231         endpointProxy->PrepareL();
       
   232         }
       
   233     else
       
   234         {   
       
   235         if ( MediaStream() && MediaStream()->Session() )
       
   236             {
       
   237             CMceMediaManager& mediaManager = MediaStream()->Session()->SdpSession().Manager();
       
   238             if ( iAudioRoute )
       
   239                 {
       
   240                 mediaManager.SetAudioRoutingL( *this, iAudioRoute );
       
   241                 }
       
   242                 
       
   243             if ( iVolume != KMceNotAssignedInt )
       
   244                 {
       
   245                 mediaManager.SetVolumeL( *this, iVolume );
       
   246                 }
       
   247             }
       
   248         }
       
   249     }
       
   250     
       
   251 // -----------------------------------------------------------------------------
       
   252 // CMceComSpeakerSink::MccType
       
   253 // -----------------------------------------------------------------------------
       
   254 //
       
   255 const TUid CMceComSpeakerSink::MccType()
       
   256     {
       
   257     TUid id = KUidMmfAudioOutput;
       
   258     if ( EndpointProxy() )
       
   259         {
       
   260         CMceComAvSink* endpointProxy = static_cast<CMceComAvSink*>( EndpointProxy() );
       
   261         id = endpointProxy->MccType();
       
   262         }
       
   263     return id;
       
   264     }
       
   265 
       
   266 #endif//MCE_COMMON_SERVER_SIDE
       
   267 
       
   268