mobilemessaging/msgmedia/src/MsgVideoInfo.cpp
changeset 0 72b543305e3a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobilemessaging/msgmedia/src/MsgVideoInfo.cpp	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,224 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: MsgVideoInfo implementation
+*
+*/
+
+
+
+
+// INCLUDE FILES
+#include <videoplayer.h>
+#include <eikenv.h>
+
+#include <hxmetadatakeys.h>
+#include <hxmetadatautil.h>
+
+#include "MsgVideoInfo.h"
+#include "MsgMediaInfo.h"
+#include "MsgMedia.hrh"
+#include "MsgMimeTypes.h"
+
+#ifdef __MSGMEDIA_DEBUG
+#include "MsgMediaLogging.h"
+#endif
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES  
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::NewL
+// -----------------------------------------------------------------------------
+EXPORT_C CMsgVideoInfo * CMsgVideoInfo::NewL( RFile& aFile, 
+                                             TDataType& aMimeType )
+    {
+    CMsgVideoInfo* self = new ( ELeave ) CMsgVideoInfo( aMimeType );
+    CleanupStack::PushL( self );
+    self->ConstructL( aFile );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------
+// CMsgVideoInfo::ConstructL
+//
+// 2nd phase constructor.
+// ---------------------------------------------------------
+//
+void CMsgVideoInfo::ConstructL( RFile& aFile )
+    {
+    CMsgMediaInfo::ConstructL( aFile );
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::DoCancel
+// 
+// -----------------------------------------------------------------------------
+//
+void CMsgVideoInfo::DoCancel()
+    {
+    CMsgMediaInfo::DoCancel();
+    iState = EVideoStateIdle;
+    }
+        
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::RunL
+// 
+// -----------------------------------------------------------------------------
+//
+void CMsgVideoInfo::RunL()
+    {
+    iParseError = iStatus.Int();
+    if ( iParseError )
+        {
+        iState = EVideoStateReady;
+        }
+    switch ( iState )
+        {
+        case EVideoStateIdle:
+            {
+            FreezeRights();
+            ResolveVideoInfoL( iFile );
+            break;
+            }
+        case EVideoStateReady:
+        default:
+            {
+            CompleteObserver();
+            iState = EVideoStateIdle;
+            break;
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::ResolveVideoInfoL
+// -----------------------------------------------------------------------------
+void CMsgVideoInfo::ResolveVideoInfoL( RFile& aFile )
+    {
+    CCoeEnv* env = CCoeEnv::Static();
+    if ( !env )
+        {
+        User::Leave( KErrNotSupported );
+        }
+
+    CHXMetaDataUtility* dataUtil = CHXMetaDataUtility::NewL();
+    
+    CleanupStack::PushL( dataUtil );
+
+    dataUtil->OpenFileL( aFile );
+
+    ReadInformationL( *dataUtil );
+    
+    CleanupStack::PopAndDestroy( dataUtil );
+    
+    iState = EVideoStateReady;
+    iParsed = ETrue;
+    
+    CompleteSelf( KErrNone );
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::CMsgVideoInfo
+// -----------------------------------------------------------------------------
+CMsgVideoInfo::CMsgVideoInfo(  TDataType& aMimeType ):
+    CMsgMediaInfo( aMimeType, EMsgMediaVideo ),
+    iBitRate( 0 ),
+    iAudioBitRate( 0 ),
+    iOverallSizeInPixels( 0, 0 ),
+    iFramesPerSecond( 0 )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::Duration
+// -----------------------------------------------------------------------------
+CMsgVideoInfo::~CMsgVideoInfo()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMsgVideoInfo::ReadInformationL
+// -----------------------------------------------------------------------------
+void CMsgVideoInfo::ReadInformationL( CHXMetaDataUtility& dataUtil )
+    {
+    TUint count = 0;
+    dataUtil.GetMetaDataCount( count );
+    HXMetaDataKeys::EHXMetaDataId id;
+    HBufC* des = NULL;       
+    for( TInt i = 0; i<count; i++ )
+        {
+        dataUtil.GetMetaDataAt( i, id, des );
+        // don’t delete des - it is not owned by the client
+        switch ( id )
+            {
+            case HXMetaDataKeys::EHXDuration:
+                {
+                TLex input ( des->Des() );
+                input.Val( iDuration );
+                break;
+                }
+            case HXMetaDataKeys::EHXClipBitRate:
+            case HXMetaDataKeys::EHXVideoBitRate:
+                {
+                TLex input ( des->Des() );
+                input.Val( iBitRate );
+                break;
+                }
+            case HXMetaDataKeys::EHXFrameSize:
+                {
+                const TChar separator = 'x';// as in e.g."177x144"
+                TInt separatorLocation = des->Locate( separator );
+                TLex input (des->Left( separatorLocation ));
+
+                input.Val( iOverallSizeInPixels.iWidth );
+                input = des->Right(des->Length() - separatorLocation - 1);
+                input.Val( iOverallSizeInPixels.iHeight );
+                break;
+                }
+            case HXMetaDataKeys::EHXFramesPerSecond:
+                {
+                TLex input ( des->Des() );
+                input.Val( iFramesPerSecond );
+                break;
+                }
+            case HXMetaDataKeys::EHXAudioBitRate:
+                {
+                TLex input ( des->Des() );
+                input.Val( iAudioBitRate );
+                break;
+                }
+            default:
+                break;
+            }
+        }
+    }
+
+
+//  End of File