diff -r 34024902876b -r 50d5061ee01e camappengine/StillConverter/Inc/CaeStillDecoder.h --- a/camappengine/StillConverter/Inc/CaeStillDecoder.h Fri Mar 19 09:33:47 2010 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,164 +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 Decoder for Camera Application Engine -* -*/ - - - -#ifndef CAESTILLDECODER_H -#define CAESTILLDECODER_H - -// INCLUDES -#include -#include -#include -#include - - -// CLASS DECLARATION - -/** -* Still decoder observer class. -* User of CCaeStillDecoder class must derive from this interface. -* -* @lib CAESTILLCONVERTER.LIB -* @since 2.1 -*/ -class MCaeStillDecoderObserver - { - public: - /** - * Called back by CCaeStillDecoder when it completes conversion (decoding) to CFbsBitmap image. - * @since 2.1 - * @param aImageData Source image (as JPEG) - * @param aBitmap Converted Symbian OS bitmap image - * @param aError Error code KErrNone to indicate success or a standard Symbian OS error code - * @param aImageSize Decoded image size - * @return void - */ - virtual void McaesdoCFbsBitmapImageReady( - HBufC8* aImageData, - CFbsBitmap* aBitmap, - TInt aError, - TInt aImageSize ) = 0; - }; - - -// CLASS DECLARATION - -/** -* Still Decoder class. -* Implements still image decoding for Camera Application Engine -* using Symbian Image Conversion Library (ICL) -* -* @lib CAESTILLCONVERTER.LIB -* @since 2.1 -*/ -NONSHARABLE_CLASS( CCaeStillDecoder ) : public CCaeStillConverter - { - public: // Constructor and destructor - /** - * Two-phased constructor. - */ - IMPORT_C static CCaeStillDecoder* NewL(); - - /** - * Destructor. - */ - IMPORT_C virtual ~CCaeStillDecoder(); - - public: // From CCaeStillConverter: - - void SetImageCodecL( - TUid aCodecUid ); - - public: // New functions - /** - * Sets Still Decoder observer. - * @since 2.1 - * @param aObserver Still Decoder observer - * @return void - */ - IMPORT_C void SetObserver( - MCaeStillDecoderObserver* aObserver ); - - /** - * Creates the CImageItem object, places it in the internal queue and - * starts the memory image conversion where the memory image (e.g. JPEG) - * is converted to bitmap. - * @param aImageBuffer Memory image to convert. Ownership is given. - * @param aTargetBitmapMode Target/destination bitmap color mode - * @param aTargetBitmapSize Target/destination bitmap size without free scaling decoder - * @param aFullyScaledTargetBitmapSize Target/destination bitmap size with free scaling decoder - * @return void - */ - IMPORT_C void ConvertHBufC8ToCFbsBitmapL( - HBufC8* aImageBuffer, - TDisplayMode aTargetBitmapMode, - const TSize& aTargetBitmapSize, - const TSize& aFullyScaledTargetBitmapSize = TSize( 0, 0 ) ); - - /** - * Destroys all allocations for decoding, as the images from the queue. - * @return void - */ - IMPORT_C void Cleanup(); - - protected: // Constructors - /** - * C++ constructor. - */ - CCaeStillDecoder(); - - /** - * Symbian 2nd phase constructor that can leave. - */ - void ConstructL(); - - private: // From CCaeStillConverter: - - /** - * From CActive, implements cancellation of an outstanding request. - * @return void - */ - void DoCancel(); - - protected: // From CCaeStillConverter - - void ConvertL(); - - void ConversionComplete( - TInt aError ); - - private: // Data - - // Still Decoder observer. - MCaeStillDecoderObserver* iObserver; - - // Pointer to ICL decoder object. - CImageDecoder* iDecoder; - - // Pointer to decoded image. - CFbsBitmap* iDecodedImage; - - // Class wide file server handle for file operations - RFs iFs; - }; - - -#endif // CAESTILLDECODER_H - - -// End of File