author | hgs |
Fri, 03 Sep 2010 10:29:37 +0300 | |
changeset 42 | 2e2a89493e2b |
parent 39 | 1a8af2cd6858 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2007 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: Video thumbnail provider |
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* |
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*/ |
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#include <e32base.h> |
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#include <ecom/ecom.h> |
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#include <implementationproxy.h> |
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#include <fbs.h> |
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#include "thumbnailvideoprovider.h" |
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#include "thumbnailmanageruids.hrh" |
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#include "thumbnailmanagerconstants.h" |
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#include "thumbnaillog.h" |
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#include "OstTraceDefinitions.h" |
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#ifdef OST_TRACE_COMPILER_IN_USE |
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#include "thumbnailvideoproviderTraces.h" |
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#endif |
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#ifndef IMPLEMENTATION_PROXY_ENTRY |
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typedef TAny* TProxyNewLPtr; |
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#define IMPLEMENTATION_PROXY_ENTRY(aUid, aFuncPtr) \ |
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{ {aUid}, static_cast<TProxyNewLPtr>(aFuncPtr) } |
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#endif |
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// ======== MEMBER FUNCTIONS ======== |
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::NewL() |
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// Two-phased constructor. |
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// --------------------------------------------------------------------------- |
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// |
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CThumbnailVideoProvider* CThumbnailVideoProvider::NewL() |
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{ |
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CThumbnailVideoProvider* self = new( ELeave )CThumbnailVideoProvider(); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// CThumbnailImageProvider::CThumbnailImageProvider() |
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// C++ default constructor can NOT contain any code, that might leave. |
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// --------------------------------------------------------------------------- |
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// |
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CThumbnailVideoProvider::CThumbnailVideoProvider():CActive( EPriorityStandard ) |
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{ |
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CActiveScheduler::Add( this ); |
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iTimer.CreateLocal(); |
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iTimeout = EFalse; |
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TN_DEBUG1( "CThumbnailVideoProvider::CThumbnailVideoProvider()" ); |
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OstTrace0( TRACE_NORMAL, CTHUMBNAILVIDEOPROVIDER_CTHUMBNAILVIDEOPROVIDER, "CThumbnailVideoProvider::CThumbnailVideoProvider" ); |
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} |
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::~CThumbnailVideoProvider() |
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// Destructor. |
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// --------------------------------------------------------------------------- |
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// |
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CThumbnailVideoProvider::~CThumbnailVideoProvider() |
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{ |
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// run DoCancel even if not active |
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if ( IsActive() ) |
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{ |
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Cancel(); |
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} |
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else |
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{ |
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DoCancel(); |
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} |
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iTimer.Close(); |
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TN_DEBUG1( "CThumbnailVideoProvider::~CThumbnailVideoProvider()" ); |
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OstTrace0( TRACE_NORMAL, DUP1_CTHUMBNAILVIDEOPROVIDER_CTHUMBNAILVIDEOPROVIDER, "CThumbnailVideoProvider::~CThumbnailVideoProvider" ); |
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REComSession::DestroyedImplementation( iDtor_ID_Key ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::DoCancel() |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::DoCancel() |
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{ |
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iTimer.Cancel(); |
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if ( iVideoClipInfo ) |
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{ |
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iVideoClipInfo->CancelThumb(); |
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delete iVideoClipInfo; |
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iVideoClipInfo = NULL; |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::RunL() |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::RunL() |
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{ |
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DoCancel(); |
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119 |
|
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// video thumbnail engine doesn't respond |
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if (iTimeout) |
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{ |
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iObserver->ThumbnailProviderReady( KErrCompletion, NULL, TSize(), EFalse, EFalse); |
0
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iTimeout = EFalse; |
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TN_DEBUG1( "CThumbnailVideoProvider::RunL() - timeout" ); |
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OstTrace0( TRACE_NORMAL, CTHUMBNAILVIDEOPROVIDER_RUNL, "CThumbnailVideoProvider::RunL - timeout" ); |
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} |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::GetThumbnailL() |
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// Provides the thumbnail image of video clip |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::GetThumbnailL( RFs& /*aFs*/, RFile64& aFile, const |
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TDataType& /*aMimeType*/, const CThumbnailManager::TThumbnailFlags aFlags, |
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const TDisplayMode /*aDisplayMode*/, const CThumbnailManager::TThumbnailQualityPreference /*aQualityPreference */) |
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{ |
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TN_DEBUG1( "CThumbnailVideoProvider::GetThumbnailL() start" ); |
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OstTrace0( TRACE_NORMAL, CTHUMBNAILVIDEOPROVIDER_GETTHUMBNAILL, "CThumbnailVideoProvider::GetThumbnailL - start" ); |
0
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|
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iFlags = aFlags; |
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//set default mode displaymode from global constants |
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iDisplayMode = KStoreDisplayMode; |
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146 |
|
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//Symbian^4 specific |
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//TODO currently only ARM platforms supports MAP mode |
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#if !(defined(__CC_ARM) || defined(__ARMCC__)) |
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iDisplayMode = EColor16M; |
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#endif |
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|
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TFileName filename; |
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User::LeaveIfError( aFile.FullName( filename )); |
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|
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TRAPD( err, iVideoClipInfo = CTNEVideoClipInfo::NewL( filename, * this )); |
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|
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if ( err != KErrNone ) |
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{ |
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User::Leave( KErrCorrupt ); |
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} |
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|
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TN_DEBUG1( "CThumbnailVideoProvider::GetThumbnailL() end" ); |
39 | 164 |
OstTrace0( TRACE_NORMAL, DUP1_CTHUMBNAILVIDEOPROVIDER_GETTHUMBNAILL, "CThumbnailVideoProvider::GetThumbnailL - end" ); |
0
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} |
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|
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::GetThumbnailL() |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::GetThumbnailL( RFs& /*aFs*/, |
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TDesC8* /* aBuffer */, |
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const TDataType& /* aMimeType */, |
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const CThumbnailManager::TThumbnailFlags /*aFlags*/, |
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const TDisplayMode /* aDisplayMode */, |
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const CThumbnailManager::TThumbnailQualityPreference /*aQualityPreference */) |
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{ |
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TN_DEBUG1( "CThumbnailVideoProvider::GetThumbnailL() - nothing to do" ); |
39 | 179 |
OstTrace0( TRACE_NORMAL, DUP2_CTHUMBNAILVIDEOPROVIDER_GETTHUMBNAILL, "CThumbnailVideoProvider::GetThumbnailL - nothing to do" ); |
0
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} |
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|
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::GetThumbnailL() |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::GetThumbnailL( RFs& /*aFs*/, TDesC8& /*aBuffer*/) |
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{ |
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TN_DEBUG1( "CThumbnailVideoProvider::GetThumbnailL() - nothing to do" ); |
39 | 189 |
OstTrace0( TRACE_NORMAL, DUP3_CTHUMBNAILVIDEOPROVIDER_GETTHUMBNAILL, "CThumbnailVideoProvider::GetThumbnailL - nothing to do" ); |
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User::Leave( KErrNotSupported ); |
0
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} |
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|
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// --------------------------------------------------------------------------- |
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// Cancel thumbnail request |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::CancelGetThumbnail() |
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{ |
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// run DoCancel even if not active |
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if ( IsActive() ) |
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{ |
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Cancel(); |
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} |
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else |
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{ |
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DoCancel(); |
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} |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::NotifyVideoClipThumbCompleted() |
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// Used to notify when thumbnail image of video clip is ready |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::NotifyVideoClipThumbCompleted( CTNEVideoClipInfo& |
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/*aInfo*/, TInt aError, CFbsBitmap* aThumb ) |
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{ |
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TN_DEBUG2( "CThumbnailVideoProvider::NotifyVideoClipThumbCompleted(aError=%d)", aError ); |
39 | 219 |
OstTrace1( TRACE_NORMAL, CTHUMBNAILVIDEOPROVIDER_NOTIFYVIDEOCLIPTHUMBCOMPLETED, "CThumbnailVideoProvider::NotifyVideoClipThumbCompleted;aError=%d", aError ); |
0
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|
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iTimer.Cancel(); |
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iTimeout = EFalse; |
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if (( aError == KErrNone ) && aThumb ) |
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{ |
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iOriginalSize = aThumb->SizeInPixels(); |
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} |
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iObserver->ThumbnailProviderReady( aError, aThumb, iOriginalSize, EFalse, EFalse); |
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} |
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// --------------------------------------------------------------------------- |
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// CThumbnailVideoProvider::NotifyVideoClipInfoReady() |
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// Used to notify when information of video clip is available |
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// --------------------------------------------------------------------------- |
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// |
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void CThumbnailVideoProvider::NotifyVideoClipInfoReady( CTNEVideoClipInfo& |
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aInfo, TInt aError ) |
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{ |
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TN_DEBUG2( "CThumbnailVideoProvider::NotifyVideoClipInfoReady(aError=%d)", aError ); |
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OstTrace1( TRACE_NORMAL, CTHUMBNAILVIDEOPROVIDER_NOTIFYVIDEOCLIPINFOREADY, "CThumbnailVideoProvider::NotifyVideoClipInfoReady;aError=%d", aError ); |
0
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if ( aError == KErrNone ) |
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{ |
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TInt err( KErrNone ); |
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// cannot determine target size, aspect ratio scaling fails |
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TRAP( err, aInfo.GetThumbL( *this, KBestThumbIndex, NULL, iDisplayMode, ETrue )); |
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if ( err != KErrNone ) |
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{ |
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TN_DEBUG2( "CThumbnailVideoProvider::NotifyVideoClipInfoReady() -- GetThumbL() left with %d", err ); |
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OstTrace1( TRACE_NORMAL, DUP1_CTHUMBNAILVIDEOPROVIDER_NOTIFYVIDEOCLIPINFOREADY, "CThumbnailVideoProvider::NotifyVideoClipInfoReady - GetThumbL() left with;err=%d", err ); |
0
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iObserver->ThumbnailProviderReady( err, NULL, TSize(), EFalse, EFalse); |
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SetActive(); |
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TRequestStatus* statusPtr = &iStatus; |
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User::RequestComplete( statusPtr, KErrNone ); |
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} |
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else |
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{ |
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// request timeout |
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iTimeout = ETrue; |
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iTimer.After(iStatus, KVideoDecoderTimeout); |
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SetActive(); |
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} |
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} |
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else |
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{ |
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iObserver->ThumbnailProviderReady( aError, NULL, TSize(), EFalse, EFalse); |
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SetActive(); |
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TRequestStatus* statusPtr = &iStatus; |
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User::RequestComplete( statusPtr, KErrNone ); |
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} |
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} |
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// ======== GLOBAL FUNCTIONS ======== |
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// ----------------------------------------------------------------------------- |
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// ImplementationTable |
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// Define the interface UIDs |
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// ----------------------------------------------------------------------------- |
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// |
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const TImplementationProxy ImplementationTable[] = |
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{ |
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IMPLEMENTATION_PROXY_ENTRY( THUMBNAIL_VIDEO_PROVIDER_IMP_UID, |
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CThumbnailVideoProvider::NewL ) |
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}; |
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|
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// ----------------------------------------------------------------------------- |
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// ImplementationGroupProxy |
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// The one and only exported function that is the ECom entry point |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C const TImplementationProxy* ImplementationGroupProxy( TInt& |
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aTableCount ) |
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{ |
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aTableCount = sizeof( ImplementationTable ) / sizeof( TImplementationProxy ); |
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|
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return ImplementationTable; |
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} |
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|
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// End of file |