engine/collectionframework/thumbnailcreator/inc/glxtnimageutility.h
changeset 71 27f2d7aec52a
parent 69 45459746d5e8
child 72 0a8e959402e5
--- a/engine/collectionframework/thumbnailcreator/inc/glxtnimageutility.h	Mon Sep 27 15:13:20 2010 +0530
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,134 +0,0 @@
-/*
-* Copyright (c) 2008-2009 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:   Utility for creating bitmaps from image files
-*
-*/
-
-
-
-/**
- * @internal reviewed 30/07/2007 by Simon Brooks
- */
-
-#ifndef GLXTNIMAGEUTILITY_H
-#define GLXTNIMAGEUTILITY_H
-
-#include <e32base.h>
-#include <gdi.h>        // For TDisplayMode
-
-class MIHLScaler;
-class CFbsBitmap;
-class CFbsBitGc;
-class CImageDecoder;
-class RFs;
-
-/**
- * Utility for creating bitmaps from image files
- *
- * @ingroup glx_thumbnail_creator
- */
-NONSHARABLE_CLASS(CGlxtnImageUtility) : public CBase
-    {
-public:
-    CGlxtnImageUtility(RFs& aFs);
-    ~CGlxtnImageUtility();
-
-    void Cancel();
-
-    /**
-    * Reduce target size to same aspect ratio as source image.
-    */
-    void AdjustSize(TSize& aTargetSize, const TSize& aSourceSize);
-
-    /**
-    * Start asynchronous decoding process for a high quality thumbnail.
-    * @param aStatus Request status for the asynchronous operation.
-    * @param aFileName Full path of image file.
-    * @param aTargetSize Size for the image - modified by this function to
-    *           preserve the aspect ratio.
-    * @param aMode Display mode for the image.
-    */
-    CFbsBitmap* DecodeImageL(TRequestStatus& aStatus, const TDesC& aFileName,
-                                RArray<TSize>& aTargetSizes, TDisplayMode aMode);
-
-    /**
-    * Free resources used by decoding.
-    */
-    void FreeDecoder();
-
-    /**
-    * Get the original size of the image decoded.
-    */
-    const TSize& OriginalSize() const;
-
-    /**
-    * Start asynchronous filtering process for a high quality thumbnail.
-    * @param aStatus Request status for the asynchronous operation.
-    * @param aSource Source image bitmap.
-    * @param aFilteredSource Filtered  image bitmap.
-    * @param aTarget Target thumbnail bitmap.
-    */
-    void FilterImageL(TRequestStatus* aStatus, CFbsBitmap* aSource, CFbsBitmap*& aFilteredSource, CFbsBitmap* aTarget);
-    
-    /**
-    * Start asynchronous scaling process for a high quality thumbnail.
-    * @param aStatus Request status for the asynchronous operation.
-    * @param aSrcBitmap Source image bitmap.
-    * @param aSrcRect Source image rectangle.
-    * @param aDstBitmap Destination thumbnail bitmap.
-    * @param aDstRect Destination image rectangle.
-    */
-	void ScaleImageL(TRequestStatus& aStatus, CFbsBitmap& aSrcBitmap, const TRect& aSrcRect, CFbsBitmap& aDstBitmap, const TRect& aDstRect);
-
-    /**
-    * Start asynchronous scaling process for a high quality thumbnail.
-    * @param aStatus Request status for the asynchronous operation.
-    * @param aSource Source image bitmap.
-    * @param aFilteredSource Filtered Source image bitmap.
-    * @param aTarget Target thumbnail bitmap.
-    */
-    void ScaleImage64kL(TRequestStatus* aStatus, CFbsBitmap* aSource, CFbsBitmap* aFilteredSource, CFbsBitmap* aTarget);
-
-private:
-    
-    void ScaleColor64K( TUint16* aSrc, TInt aSrcStride, TInt aSrcCols, TInt aSrcRows,
-	  								TInt aX, TInt aY, TInt aW, TInt aH,
-          		      TUint16* aDst, TInt aDstStride, TInt aDstCols, TInt aDstRows );
-          		      
-    void FilterL( CFbsBitmap* aSource, CFbsBitmap*& aFilteredSource, TInt aFilterPercent );
-
-    void FIRFiltering(
-		TUint16* aDst, TUint aDstStridep, TUint aDstCols, TUint aDstRows );
-
-    void FIRFiltering4(
-		TUint16* aDst, TUint aDstStridep, TUint aDstCols, TUint aDstRows );
-
-    void FIRFiltering8(
-		TUint16* aDst, TUint aDstStridep, TUint aDstCols, TUint aDstRows );
-
-private:
-    // File server session
-    RFs& iFs;
-    // Decoder used to read image from file
-    CImageDecoder* iDecoder;
-    // Bitmap scaler
-    MIHLScaler* iScaler;
-    /** Size of the image in the file being decoded */
-    TSize iOriginalSize;
-    CFbsBitmap* iImage;
-    TUint16* iAddress;
-    CFbsBitGc* iBitGc;
-    };
-
-#endif  // GLXTNIMAGEUTILITY_H