camappengine/StillConverter/Inc/CaeStillEncoder.h
changeset 15 50d5061ee01e
parent 14 34024902876b
child 17 880d946921e4
--- a/camappengine/StillConverter/Inc/CaeStillEncoder.h	Fri Mar 19 09:33:47 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,191 +0,0 @@
-/*
-* Copyright (c) 2002 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:  Still Image Encoder for Camera Application Engine
-*
-*/
-
-
-
-#ifndef CAESTILLENCODER_H
-#define CAESTILLENCODER_H
-
-// INCLUDES
-#include <e32base.h>
-#include <s32file.h>
-#include <imageconversion.h>
-#include "CaeStillConverter.h"
-
-// CONSTANTS
-const TInt KJpegQualityMin = 0;
-const TInt KJpegQualityMax = 100;
-
-const TJpegImageData::TColorSampling KCaeJpegColorSampling = TJpegImageData::EColor420;
-
-
-// CLASS DECLARATION
-
-/**
-*  Still encoder observer class.
-*  User of CCaeStillEncoder class must derive from this interface.
-*
-* @lib CAESTILLCONVERTER.LIB
-* @since 2.1
-*/
-class MCaeStillEncoderObserver
-    {
-    public:
-        /**
-        * Called back by CCaeStillEncoder when it completes conversion (encoding) to HBufC8 image data (as JPEG).
-        * single media item during media items enumeration.
-        * @since 2.1
-        * @param aBitmap Source Symbian OS bitmap image
-        * @param aImageData Converted image (as JPEG)
-        * @param aError Error code KErrNone to indicate success or a standard Symbian OS error code
-        * @param aImageSize Encoded image size
-        * @return void
-        */
-        virtual void McaeseoHBufC8ImageReady(
-            CFbsBitmap* aBitmap,
-            HBufC8* aImageData, 
-            TInt aError,
-            TInt aImageSize ) = 0;
-    };
-
-
-// CLASS DECLARATION
-
-/**
-* Still Encoder class. Derived from CaeStillConverter. 
-* Implements still image encoding for Camera Application Engine 
-* using Symbian Image Conversion Library (ICL).
-*
-* @lib CAESTILLCONVERTER.LIB
-* @since 2.1
-*/
-NONSHARABLE_CLASS( CCaeStillEncoder ) : public CCaeStillConverter
-    {
-    public: // Conversion target image type.
-
-        enum TTargetFormat
-            {
-            ETargetFormatJPEG
-            };
-
-    public: // Constructor and destructor    
-        /**
-        * Two-phased constructor.
-        */
-        IMPORT_C static CCaeStillEncoder* NewL();
-
-        /**
-        * Destructor.
-        */
-        IMPORT_C virtual ~CCaeStillEncoder();
-
-    public: // From CCaeStillConverter:
-
-        void SetImageCodecL( 
-        	TUid aCodecUid );
-        	
-    public: // New functions
-        /**
-        * Sets Still Encoder observer.
-        * @since 2.1
-        * @param aObserver Still Encoder observer
-        * @return void
-        */
-        IMPORT_C void SetObserver( 
-            MCaeStillEncoderObserver* aObserver );
-
-        /**
-        * Sets compression quality.
-        * @since 2.1
-        * @param aQuality Compression quality
-        * @return void
-        */
-        IMPORT_C void SetCompressionQuality( 
-            TInt aQuality );
-
-        /**
-        * Gets compression quality.
-        * @since 2.1
-        * @return Compression quality
-        */
-        IMPORT_C TInt CompressionQuality() const;
-
-        /** 
-        * Creates the CImageItem object, places it in the internal queue and 
-        * starts the memory image conversion where the memory bitmap is 
-        * converted to another format (e.g. JPEG). 
-        * @since 2.1
-        * @param aBitmap Bitmap to convert
-        * @param aTargetFormat Target/destination image format (JPEG by default)
-        * @return void
-        */
-        IMPORT_C void ConvertCFbsBitmapToHBufC8L( 
-            CFbsBitmap* aBitmap,
-            TTargetFormat aTargetFormat = ETargetFormatJPEG );
-
-        /**
-        * Destroys all allocations for encoding, as the images from the queue.
-        * @return void
-        */
-        IMPORT_C void Cleanup();
-
-    private: // Constructors
-        /**
-        * C++ constructor.
-        */
-        CCaeStillEncoder();
-
-        /**
-        * Symbian 2nd phase constructor that can leave.
-        */
-        void ConstructL();
-    
-    private: // From CCaeStillConverter:
-        
-        /**
-        * From CActive, implements cancellation of an outstanding request.
-        * @return void
-        */
-        void DoCancel();
-
-    private: // From CCaeStillConverter:
-        
-        void ConvertL();
-   
-        void ConversionComplete( 
-            TInt aError );
-
-    private: // Data
-
-        // Still Encoder observer.
-        MCaeStillEncoderObserver* iObserver;
-
-        // Pointer to ICL encoder object.
-        CImageEncoder* iEncoder;
-
-        // Pointer to encoded image.
-        HBufC8* iEncodedImage;
-
-        // Quality factor for JPEG images.
-        TInt iJpegQuality;
-    };
-
-
-#endif // CAESTILLENCODER_H
-
-
-// End of File