msg_plat/messaging_media_resolver_api/inc/MsgVideoInfo.h
changeset 0 72b543305e3a
child 5 4697dfb2d7ad
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/msg_plat/messaging_media_resolver_api/inc/MsgVideoInfo.h	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,182 @@
+/*
+* 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:  
+*           Messaging Video Info class.
+*
+*/
+
+
+
+#ifndef __MSGVIDEOINFO_H
+#define __MSGVIDEOINFO_H
+
+// INCLUDES
+
+#include <e32std.h>
+#include <w32std.h>
+
+// VideoPlayerUtility API
+#include <videoplayer.h>
+
+// Base Class
+#include <msgmediainfo.h>
+
+// CONSTANTS
+
+// MACROS
+
+// FORWARD DECLARATIONS
+
+class RFile;
+class TDataType;
+class CHXMetaDataUtility;
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// CLASS DECLARATION
+
+/**
+* Messaging Video Info class.
+*
+* @lib MsgMedia.lib
+* @since 3.1
+*/
+NONSHARABLE_CLASS( CMsgVideoInfo ) : public CMsgMediaInfo
+    {
+
+    public:  // New methods
+
+        /**
+        * Factory method that creates this object.
+        *
+        * @param    aFile       IN File handle to create info class from.
+        * @param    aMimeType   IN Mime type of the file.
+        * @return   pointer to instance
+        */
+        IMPORT_C static CMsgVideoInfo* NewL(
+            RFile& aFile, 
+            TDataType& aMimeType );
+
+        /**
+        * Destructor
+        */
+        virtual ~CMsgVideoInfo();
+
+        /**
+        * Get Framerate.
+        *
+        * @return   Framerate of Video component.
+        */
+        inline TReal32 VideoFrameRate() const;
+    
+        /**
+        * Get Bitrate.
+        *
+        * @return   Bitrate of Video component.
+        */
+        inline TInt VideoBitRate() const;
+    
+        /**
+        * Get Bitrate.
+        *
+        * @return   Bitrate of Audio component.
+        */
+        inline TInt AudioBitRate() const;
+    
+        /**
+        * Get dimensions.
+        *
+        * @return   Dimensions of unscaled image.
+        */
+        inline TSize Dimensions() const;
+    
+        /**
+        * Is Audio.
+        *
+        * @return   Does video have audio clip included.
+        */
+        inline TBool IsAudio() const;
+    
+    public: // From base classes
+
+        /**
+        * From CActive
+        */
+    	void DoCancel();
+        
+        /**
+        * From CActive
+        */
+    	void RunL();
+
+    
+    protected:
+
+        /**
+        * Constructor.
+        *
+        * @param    aMimeType   IN Mime type of the file.
+        */
+        CMsgVideoInfo( TDataType& aMimeType );
+
+        /**
+        * 2nd phase constructor.
+        *
+        * @param    aFile       IN File handle to create info class from.
+        */
+        void ConstructL( RFile& aFile );
+
+        /**
+        * Opens the audio file and gets info (e.g. duration and dimensions).
+        * Called from ConstructL.
+        *
+        * @param    aFile       IN File handle to create info class from.
+        */
+        void ResolveVideoInfoL( RFile& aFile );
+
+        /**
+        * ReadInformationL
+        * Reads information from CVideoPlayerUtility object into
+        * member variables.
+        *
+        * @param    aVideoPlayer   IN VideoPlayerUtility object to 
+        *                             read information from.
+        */
+        void ReadInformationL( CHXMetaDataUtility& dataUtil );
+
+    protected: // data
+
+        enum TMsgVideoState
+            {
+            EVideoStateIdle = 0,
+            EVideoStateReady
+            };
+
+        TInt                    iState;
+
+        TInt                    iBitRate; 
+        TInt                    iAudioBitRate;
+        
+        TSize                   iOverallSizeInPixels;
+        TReal32                 iFramesPerSecond;
+        TDataType               iAudioType;
+        TUid                    iControllerUid;
+
+    };
+
+#include <msgvideoinfo.inl>
+
+#endif // __MSGVIDEOINFO_H