upnpmpxplugins/upnpplaybackplugins/src/upnpaudiopolicy.cpp
branchIOP_Improvements
changeset 40 08b5eae9f9ff
parent 39 6369bfd1b60d
child 41 b4d83ea1d6e2
equal deleted inserted replaced
39:6369bfd1b60d 40:08b5eae9f9ff
     1 /*
       
     2 * Copyright (c) 2008 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:      Audio policy implementation for upnp remote plugin
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 
       
    21 
       
    22 
       
    23 // INCLUDES
       
    24 #include <mmf/common/mmfbase.h> // MMF base classes
       
    25 
       
    26 #include <S60FourCC.h>
       
    27 #include <AudioPreference.h>
       
    28 #include "upnpaudiopolicy.h" // myself
       
    29 
       
    30 _LIT( KComponentLogfile, "musicplugins.txt");
       
    31 #include "upnplog.h"
       
    32 // CONSTANTS
       
    33 
       
    34 // ======== MEMBER FUNCTIONS ========
       
    35 
       
    36 // --------------------------------------------------------------------------
       
    37 // CUPnPAudioPolicy::NewL
       
    38 // 1st phase constructor.
       
    39 // --------------------------------------------------------------------------
       
    40 //
       
    41 CUPnPAudioPolicy* CUPnPAudioPolicy::NewL(
       
    42     MUPnPAudioPolicyObserver& aObserver )
       
    43     {
       
    44     __LOG( "CUPnPAudioPolicy::NewL 1" );
       
    45     CUPnPAudioPolicy* self =
       
    46         new(ELeave) CUPnPAudioPolicy( aObserver );
       
    47     CleanupStack::PushL( self );
       
    48     self->ConstructL();
       
    49     CleanupStack::Pop( self );
       
    50     return self;
       
    51     }
       
    52 
       
    53 // --------------------------------------------------------------------------
       
    54 // CUPnPAudioPolicy::CUPnPAudioPolicy
       
    55 // Default constructor.
       
    56 // --------------------------------------------------------------------------
       
    57 // 
       
    58 CUPnPAudioPolicy::CUPnPAudioPolicy(
       
    59     MUPnPAudioPolicyObserver& aObserver )
       
    60     : iObserver( aObserver )
       
    61     , iAudioPolicyState( EStateUninitialised )
       
    62     {
       
    63     }
       
    64 
       
    65 // --------------------------------------------------------------------------
       
    66 // CUPnPTrack::ConstructL
       
    67 // --------------------------------------------------------------------------
       
    68 //  
       
    69 void CUPnPAudioPolicy::ConstructL()
       
    70     {
       
    71     __LOG( "CUPnPAudioPolicy::ConstructL" );
       
    72     iDevSound = CMMFDevSound::NewL();
       
    73     __LOG( "CUPnPAudioPolicy::ConstructL end" );
       
    74     }
       
    75 
       
    76 // --------------------------------------------------------------------------
       
    77 // CUPnPAudioPolicy::CUPnPAudioPolicy
       
    78 // destructor.
       
    79 // --------------------------------------------------------------------------
       
    80 //
       
    81 CUPnPAudioPolicy::~CUPnPAudioPolicy()
       
    82     {
       
    83     __LOG( "CUPnPAudioPolicy destructor" );
       
    84     delete iDevSound;
       
    85     }
       
    86 
       
    87 // --------------------------------------------------------------------------
       
    88 // CUPnPAudioPolicy::PlayL
       
    89 // requests for playback start
       
    90 // --------------------------------------------------------------------------
       
    91 //
       
    92 void CUPnPAudioPolicy::PlayL()
       
    93     {
       
    94     __LOG( "CUPnPAudioPolicy::PlayL()" );
       
    95     __LOG1( "CUPnPAudioPolicy::PlayL in state(%d)", TInt(iAudioPolicyState) );
       
    96 
       
    97     // Ignore if already on playing state
       
    98     if( iAudioPolicyState != EStatePlaying )
       
    99         {
       
   100         __LOG( "CUPnPAudioPolicy: initialising devsound" );
       
   101         TRAPD( err, iDevSound->InitializeL(
       
   102             *this, KFourCCCodeNokiaUPnP, EMMFStatePlaying ) );
       
   103         if( err != KErrNone )
       
   104             {
       
   105             __LOG1( "CUPnPAudioPolicy: DevSound initialize err:(%d)",err );
       
   106             }
       
   107         }
       
   108     }
       
   109 
       
   110 // --------------------------------------------------------------------------
       
   111 // CUPnPAudioPolicy::Stop
       
   112 // indicates playback will stop
       
   113 // --------------------------------------------------------------------------
       
   114 //
       
   115 void CUPnPAudioPolicy::Stop()
       
   116     {
       
   117     __LOG( "CUPnPAudioPolicy::Stop()" );
       
   118     __LOG1( "CUPnPAudioPolicy::Stop in state(%d)", TInt(iAudioPolicyState) );
       
   119 
       
   120     // Ignore if already on stopped state
       
   121     if( iAudioPolicyState == EStatePlaying )
       
   122         {
       
   123         iAudioPolicyState = EStateStopped;
       
   124         iDevSound->Stop();
       
   125         }
       
   126     }
       
   127 
       
   128 // --------------------------------------------------------------------------
       
   129 // CUPnPAudioPolicy::InitializeComplete
       
   130 // from MDevSoundObserver
       
   131 // --------------------------------------------------------------------------
       
   132 //
       
   133 void CUPnPAudioPolicy::InitializeComplete( TInt aError )
       
   134     {
       
   135     __LOG1( "CUPnPAudioPolicy::InitializeComplete(%d)", aError );
       
   136     __LOG1( "CUPnPAudioPolicy::InitializeCompl in state(%d)",
       
   137         TInt(iAudioPolicyState) );
       
   138     if( aError == KErrNone && iAudioPolicyState != EStatePlaying )
       
   139         {
       
   140         __LOG( "CUPnPAudioPolicy: priority settings" );
       
   141         TMMFPrioritySettings mmfPrioSettings;
       
   142         mmfPrioSettings.iPriority = KAudioPriorityUPnPRemotePlayback;
       
   143         mmfPrioSettings.iPref =
       
   144             (TMdaPriorityPreference)KAudioPrefUPnPPlayback;
       
   145         mmfPrioSettings.iState = EMMFStatePlaying;
       
   146         iDevSound->SetPrioritySettings(mmfPrioSettings);
       
   147         
       
   148         __LOG( "CUPnPAudioPolicy::InitializeComple calling PlayInitL.." );
       
   149         TRAPD( err, iDevSound->PlayInitL() );
       
   150         if( err == KErrNone )
       
   151             {
       
   152             iAudioPolicyState = EStatePlaying;
       
   153             }
       
   154         else
       
   155             {
       
   156             __LOG1( "CUPnPAudioPolicy: PlayInitL err:(%d)", err );
       
   157             }
       
   158         __LOG( "CUPnPAudioPolicy::InitializeComplete - end" );
       
   159         }
       
   160     }
       
   161 
       
   162 // --------------------------------------------------------------------------
       
   163 // CUPnPAudioPolicy::PlayError
       
   164 // from MDevSoundObserver
       
   165 // --------------------------------------------------------------------------
       
   166 //
       
   167 void CUPnPAudioPolicy::PlayError( TInt aError )
       
   168     {
       
   169     __LOG1( "CUPnPAudioPolicy::PlayError(%d)", aError );
       
   170     __LOG1( "CUPnPAudioPolicylicy::PlayError in state(%d)",
       
   171         TInt(iAudioPolicyState) );
       
   172     if ( aError == KErrDied || aError == KErrInUse )
       
   173         {
       
   174         iAudioPolicyState = EStateStopped;
       
   175         iObserver.AudioConflict( aError );
       
   176         }
       
   177     }
       
   178 
       
   179 // --------------------------------------------------------------------------
       
   180 // Unused callbacks from MDevSoundObserver
       
   181 // --------------------------------------------------------------------------
       
   182 void CUPnPAudioPolicy::ToneFinished( TInt /*aError*/ )
       
   183     {
       
   184     __LOG( "CUPnPAudioPolicy::ToneFinished()" );
       
   185     }
       
   186 void CUPnPAudioPolicy::BufferToBeFilled( CMMFBuffer* /*aBuffer*/ )
       
   187     {
       
   188     __LOG( "CUPnPAudioPolicy::BufferToBeFilled()" );
       
   189     }
       
   190 void CUPnPAudioPolicy::DeviceMessage( TUid /*aMessageType*/,
       
   191     const TDesC8& /*aMsg*/ )
       
   192     {
       
   193     __LOG( "CUPnPAudioPolicy::DeviceMessage()" );
       
   194     }
       
   195 void CUPnPAudioPolicy::SendEventToClient( const TMMFEvent& /*aEvent*/ )
       
   196     {
       
   197     __LOG( "CUPnPAudioPolicy::SendEventToClient()" );
       
   198     }
       
   199 void CUPnPAudioPolicy::RecordError( TInt /*aError*/ )
       
   200     {
       
   201     __LOG( "CUPnPAudioPolicy::RecordError()" );
       
   202     }
       
   203 void CUPnPAudioPolicy::ConvertError( TInt /*aError*/ )
       
   204     {
       
   205     __LOG( "CUPnPAudioPolicy::ConvertError()" );
       
   206     }
       
   207 void CUPnPAudioPolicy::BufferToBeEmptied( CMMFBuffer* /*aBuffer*/ )
       
   208     {
       
   209     __LOG( "CUPnPAudioPolicy::BufferToBeEmptied()" );
       
   210     }
       
   211