javauis/mmapi_akn/baseline/src/cmmavideourlplayer.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 21 Jun 2010 15:32:50 +0300
branchRCL_3
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parent 19 04becd199f91
permissions -rw-r--r--
Revision: v2.1.30 Kit: 2010125
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/*
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* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  This class is used for playing video.
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*
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*/
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//  INCLUDE FILES
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#include <mmf/server/mmfurl.h>
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#include <es_enum.h>
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#include <jdebug.h>
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#include "cmmavideourlplayer.h"
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#include "mmmadisplay.h"
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#include "cmmasourcestream.h"
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const TUid KUrlSourceUid = { KMmfUidUrlSource };
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_LIT(KMMALiveStreamMetaDataKeyword, "LiveStream");
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_LIT(KMMALiveStreamMetaDataValue, "1");
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CMMAVideoUrlPlayer* CMMAVideoUrlPlayer::NewLC(
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    CMMAMMFResolver* aResolver,
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    const TDesC& aUrl)
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{
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    CMMAVideoUrlPlayer* self = new(ELeave) CMMAVideoUrlPlayer(
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        aResolver);
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    CleanupStack::PushL(self);
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    self->ConstructL(aUrl);
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    return self;
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}
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EXPORT_C CMMAVideoUrlPlayer::~CMMAVideoUrlPlayer()
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{
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    iConnection.Close();
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    iSocketServ.Close();
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    delete iUrl;
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    delete iPlayerDelegate;
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}
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EXPORT_C void CMMAVideoUrlPlayer::ConstructL(const TDesC& aUrl)
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{
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    CMMAVideoPlayer::ConstructL();
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    iUrl = aUrl.AllocL();
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    User::LeaveIfError(iSocketServ.Connect());
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    User::LeaveIfError(iConnection.Open(iSocketServ));
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}
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EXPORT_C CMMAVideoUrlPlayer::CMMAVideoUrlPlayer(
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    CMMAMMFResolver* aResolver):
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        CMMAVideoPlayer(aResolver)
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{
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}
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EXPORT_C void CMMAVideoUrlPlayer::DeallocateL()
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{
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    __ASSERT_DEBUG(iPlayerDelegate != NULL, User::Invariant());
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    delete iPlayerDelegate;
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    iPlayerDelegate = NULL;
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    CMMAMMFPlayerBase::DeallocateL();
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}
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EXPORT_C void CMMAVideoUrlPlayer::CloseL()
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{
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    // Do not call the CMMAVideoPlayer CloseL because it deletes
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    // file source stream.
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    CMMAAudioPlayer::CloseL();
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}
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EXPORT_C void CMMAVideoUrlPlayer::StartL(TBool aPostEvent)
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{
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    __ASSERT_DEBUG(iPlayerDelegate != NULL, User::Invariant());
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    DEBUG("CMMAVideoUrlPlayer::StartL() +");
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    iPlayerDelegate->StartL(aPostEvent);
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    DEBUG("CMMAVideoUrlPlayer::StartL() -");
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}
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EXPORT_C void CMMAVideoUrlPlayer::StopL(TBool aPostEvent)
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{
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    DEBUG("MMA::CMMAVideoUrlPlayer::StopL ");
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    __ASSERT_DEBUG(iPlayerDelegate != NULL, User::Invariant());
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    iPlayerDelegate->StopL(aPostEvent);
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}
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EXPORT_C void CMMAVideoUrlPlayer::GetMediaTime(TInt64* aMediaTime)
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{
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    DEBUG("MMA::CMMAVideoUrlPlayer::GetMediaTime +");
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    if (iPlayerDelegate)
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    {
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        DEBUG("MMA::CMMAVideoUrlPlayer::GetMediaTime .iPlayerDelegate->GetMediaTime ");
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        iPlayerDelegate->GetMediaTime(aMediaTime);
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    }
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    else
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    {
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        DEBUG("MMA::CMMAVideoUrlPlayer::GetMediaTime Not found ");
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        *aMediaTime = KErrNotFound;
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    }
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    DEBUG("MMA::CMMAVideoUrlPlayer::GetMediaTime -");
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   110
}
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   111
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   112
EXPORT_C void CMMAVideoUrlPlayer::RealizeL()
04becd199f91 Revision: v2.1.22
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   113
{
04becd199f91 Revision: v2.1.22
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   114
    CMMAPlayer::RealizeL(); // Changes state to ERealized
04becd199f91 Revision: v2.1.22
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parents:
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   115
}
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
04becd199f91 Revision: v2.1.22
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   118
EXPORT_C void CMMAVideoUrlPlayer::PrefetchL()
04becd199f91 Revision: v2.1.22
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parents:
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   119
{
04becd199f91 Revision: v2.1.22
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   120
    const TUint KConnectionTreshold(1);
04becd199f91 Revision: v2.1.22
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   121
    TUint connectIap((TUint)KUseDefaultIap);
04becd199f91 Revision: v2.1.22
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parents:
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   122
    TUint connectionCount(0);
04becd199f91 Revision: v2.1.22
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parents:
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   123
    User::LeaveIfError(iConnection.EnumerateConnections(connectionCount));
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   124
    DEBUG_INT("MMA::CMMAVideoUrlPlayer::PrefetchL: connectionCount = %d", connectionCount);
04becd199f91 Revision: v2.1.22
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   125
    if (connectionCount == KConnectionTreshold)
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
    {
04becd199f91 Revision: v2.1.22
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   127
        // One active connection - find it and try using it
04becd199f91 Revision: v2.1.22
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   128
        FindActiveIap(connectionCount, connectIap);
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   129
    }
04becd199f91 Revision: v2.1.22
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   130
    // else No active connections try using the default one
04becd199f91 Revision: v2.1.22
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parents:
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   131
    DEBUG_INT("MMA::CMMAVideoUrlPlayer::PrefetchL: connectIap = %d", connectIap);
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   132
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   133
    CMMFUrlParams* urlCfg = CMMFUrlParams::NewLC(*iUrl, (TInt)connectIap);
04becd199f91 Revision: v2.1.22
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   134
    CBufFlat* urlCfgBuffer = urlCfg->ExternalizeToCBufFlatLC();
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
    // Store current thread priority to give
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   137
    // more CPU time to Java threads i.e. this
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   138
    // is work around for not locking the Java
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   139
    // thread while RTSP connection is being
04becd199f91 Revision: v2.1.22
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   140
    // opened
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   141
    iOrigPriority = RThread().Priority();
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   143
    // player priority settings
04becd199f91 Revision: v2.1.22
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   144
    TMMFPrioritySettings prioritySettings;
04becd199f91 Revision: v2.1.22
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parents:
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   145
    prioritySettings.iPriority = EMdaPriorityMax;
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   146
    prioritySettings.iPref = EMdaPriorityPreferenceTimeAndQuality;
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   147
    prioritySettings.iState = EMMFStatePlaying;
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   149
    User::LeaveIfError(DoOpen(KUrlSourceUid,
04becd199f91 Revision: v2.1.22
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   150
                              urlCfgBuffer->Ptr(0),
04becd199f91 Revision: v2.1.22
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parents:
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   151
                              KUidMmfAudioOutput,
04becd199f91 Revision: v2.1.22
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parents:
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   152
                              KNullDesC8,
04becd199f91 Revision: v2.1.22
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   153
                              prioritySettings));
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   154
04becd199f91 Revision: v2.1.22
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   155
    User::LeaveIfError(iController.Prime());
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   156
04becd199f91 Revision: v2.1.22
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   157
    CleanupStack::PopAndDestroy(urlCfgBuffer);
04becd199f91 Revision: v2.1.22
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parents:
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   158
    CleanupStack::PopAndDestroy(urlCfg);
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   159
04becd199f91 Revision: v2.1.22
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diff changeset
   160
    // Prefetch will be completed in HandleEvent method.
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   161
    // Next event KMMFEventCategoryVideoOpenComplete will be handled in
04becd199f91 Revision: v2.1.22
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parents:
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   162
    // CMMAVideoPlayer.
04becd199f91 Revision: v2.1.22
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   163
}
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   164
04becd199f91 Revision: v2.1.22
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diff changeset
   165
void CMMAVideoUrlPlayer::FindActiveIap(const TUint aConnectionCount, TUint& aActiveIap)
04becd199f91 Revision: v2.1.22
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   166
{
04becd199f91 Revision: v2.1.22
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   167
    DEBUG_INT("MMA:CMMAVideoUrlPlayer::FindActiveIap: aConnectionCount = %d +", aConnectionCount);
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
04becd199f91 Revision: v2.1.22
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   169
    TPckgBuf<TConnectionInfo> connectionInfo;
04becd199f91 Revision: v2.1.22
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   170
    for (TUint i = 1; i <= aConnectionCount; ++i)
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
    {
04becd199f91 Revision: v2.1.22
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   172
        if (iConnection.GetConnectionInfo(i, connectionInfo) == KErrNone)
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
        {
04becd199f91 Revision: v2.1.22
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diff changeset
   174
            aActiveIap = connectionInfo().iIapId;
04becd199f91 Revision: v2.1.22
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parents:
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   175
            break;
04becd199f91 Revision: v2.1.22
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parents:
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   176
        }
04becd199f91 Revision: v2.1.22
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   177
    }
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
04becd199f91 Revision: v2.1.22
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   179
    DEBUG_INT("MMA:CMMAVideoUrlPlayer::FindActiveIap: aActiveIap = %d -", aActiveIap);
04becd199f91 Revision: v2.1.22
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diff changeset
   180
}
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
04becd199f91 Revision: v2.1.22
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   182
TBool CMMAVideoUrlPlayer::IsLiveStreamL()
04becd199f91 Revision: v2.1.22
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   183
{
04becd199f91 Revision: v2.1.22
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   184
    DEBUG("CMMAVideoUrlPlayer::IsLiveStream: Checking if this is a live stream..");
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   185
04becd199f91 Revision: v2.1.22
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   186
    CMMFMetaDataEntry* currEntry = NULL;
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   187
04becd199f91 Revision: v2.1.22
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   188
    TInt nEntries = 0;
04becd199f91 Revision: v2.1.22
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   189
    User::LeaveIfError(iController.GetNumberOfMetaDataEntries(nEntries));
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff changeset
   191
    for (TInt i = 0; i < nEntries; ++i)
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   192
    {
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   193
        currEntry = iController.GetMetaDataEntryL(i);
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
        if ((0 == currEntry->Name().Compare(KMMALiveStreamMetaDataKeyword)) &&
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
                (0 == currEntry->Value().Compare(KMMALiveStreamMetaDataValue)))
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   197
        {
04becd199f91 Revision: v2.1.22
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   198
            DEBUG("CMMAVideoUrlPlayer::IsLiveStream: Stream is a live stream");
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   199
            delete currEntry;
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   200
            return ETrue;
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
        }
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
        delete currEntry;
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   204
    }
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
    DEBUG("CMMAVideoUrlPlayer::IsLiveStream: Not a live stream");
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
    return EFalse;
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   208
}
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
04becd199f91 Revision: v2.1.22
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diff changeset
   210
EXPORT_C void CMMAVideoUrlPlayer::HandleEvent(const TMMFEvent& aEvent)
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   211
{
04becd199f91 Revision: v2.1.22
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parents:
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   212
    DEBUG_INT("MMA:CMMAVideoUrlPlayer::HandleEvent 0x%X", aEvent.iEventType.iUid);
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   213
    DEBUG_INT("MMA:CMMAVideoUrlPlayer::HandleEvent error code: %d", aEvent.iErrorCode);
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
    RThread currentThread;
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
    if (iPlayerDelegate != NULL)
04becd199f91 Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
    {
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   218
        DEBUG("MMA::CMMAVideoUrlPlayer::HandleEvent: iPlayerDelegate != NULL");
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        iPlayerDelegate->HandleEvent(aEvent);
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    }
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    else
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    {
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        DEBUG("MMA::CMMAVideoUrlPlayer::HandleEvent: else");
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parents:
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   224
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        __ASSERT_DEBUG(iPlayerDelegate == NULL, User::Invariant());
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        TInt err = aEvent.iErrorCode;
04becd199f91 Revision: v2.1.22
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        DEBUG_INT("MMA:CMMAVideoUrlPlayer::HandleEvent: currentThread.Priority() I = %d", currentThread.Priority());
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   229
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        // Lower thread priority to give more CPU time to Java-threads
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   231
        // i.e. current thread has one increment higher priority than
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        // EPriorityNormal
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        if (aEvent.iEventType == KMMFEventCategoryVideoOpenComplete &&
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                err == KErrNone)
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        {
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            currentThread.SetPriority(EPriorityNormal);
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        }
04becd199f91 Revision: v2.1.22
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        DEBUG_INT("MMA:CMMAVideoUrlPlayer::HandleEvent: currentThread.Priority() II = %d", currentThread.Priority());
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parents:
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        if (aEvent.iEventType == KMMFEventCategoryVideoPrepareComplete)
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        {
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   243
            // Restore original thread priority
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            currentThread.SetPriority(iOrigPriority);
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            DEBUG_INT("MMA:CMMAVideoUrlPlayer::HandleEvent: currentThread.Priority() III = %d", currentThread.Priority());
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parents:
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   246
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            // NotCompleteVideoError is not considered as an error condition, instead it indicates
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            // that some elements of the media cannot be played (e.g. video OR audio)
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            if (err != KErrNone && err != KNotCompleteVideoError)
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            {
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                CompletePrefetch(err);
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                return;
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            }
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   254
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            // Find out of this is a live stream
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            TBool liveStream = EFalse;
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            TRAP(err, liveStream = IsLiveStreamL());
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            if (err != KErrNone)
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            {
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                CompletePrefetch(err);
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                return;
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            }
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parents:
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   264
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            if (liveStream)
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            {
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                TRAP(err, iPlayerDelegate =
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                         CMMAVideoUrlPlayerLiveStreamDelegate::NewL(*this));
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            }
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            else
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            {
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                iPlayerDelegate = new CMMAVideoUrlPlayerClipStreamDelegate(*this);
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                err = iPlayerDelegate ? KErrNone : KErrNoMemory;
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            }
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parents:
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   275
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            if (err != KErrNone)
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            {
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                // could not create delegate
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                CompletePrefetch(err);
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                return;
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            }
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parents:
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   282
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            iPlayerDelegate->HandleEvent(aEvent);
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        }
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        else
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        {
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            // All other events.
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            DEBUG("MMA::CMMAVideoUrlPlayer::HandleEvent: Calling CMMAVideoPlayer::HandleEvent()");
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            CMMAVideoPlayer::HandleEvent(aEvent);
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        }
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    }
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}
04becd199f91 Revision: v2.1.22
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parents:
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   293
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void CMMAVideoUrlPlayer::HandleEventToParent(const TMMFEvent& aEvent)
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{
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    CMMAVideoPlayer::HandleEvent(aEvent);
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}
04becd199f91 Revision: v2.1.22
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   298
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// ----------------------------------------------------------------------------
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//
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// CMMAVideoUrlPlayerClipStreamDelegate
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//
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// ----------------------------------------------------------------------------
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   305
CMMAVideoUrlPlayer::CMMAVideoUrlPlayerDelegate::
04becd199f91 Revision: v2.1.22
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CMMAVideoUrlPlayerDelegate(CMMAVideoUrlPlayer& aPlayer) :
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   307
        iPlayer(aPlayer)
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   308
{
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   309
    // Nothing to be done.
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   310
}
04becd199f91 Revision: v2.1.22
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parents:
diff changeset
   311
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   312
CMMAVideoUrlPlayer::CMMAVideoUrlPlayerDelegate::~CMMAVideoUrlPlayerDelegate()
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   313
{
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   314
    // Nothing to be done.
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   315
}
04becd199f91 Revision: v2.1.22
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parents:
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   316
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//  END OF FILE