1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   Definition of GlxtnImageDecoderFactory

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef GLXTNIMAGEDECODERFACTORY_H

    21 #define GLXTNIMAGEDECODERFACTORY_H

    22 

    23 #include <e32std.h>

    24 

    25 class CImageDecoder;

    26 class RFs;

    27 

    28 /**

    29  * Factory to create appropriate decoder for a given image.

    30  *

    31  * @author Dan Rhodes

    32  * @ingroup glx_thumbnail_creator

    33  */

    34 class GlxtnImageDecoderFactory

    35     {

    36 public:

    37     /**

    38     * Create a decoder for an image file.  If the file is a JPEG, the function

    39     * will first try to create a hardware decoder.  If that fails a software

    40     * decoder will be created.

    41     * @param aFs File server session.

    42     * @param aFilename Full path of the file.

    43     * @return Pointer to image decoder (caller takes ownership).

    44     */

    45     static CImageDecoder* NewL( RFs& aFs, const TDesC& aFilename );

    46     /**

    47     * Create a decoder for JPEG image data.

    48     * @param aFs File server session.

    49     * @param aData Buffer containing the image to be decoded.

    50     * @return Pointer to image decoder (caller takes ownership).

    51     */

    52     static CImageDecoder* NewL( RFs& aFs, const TDesC8& aData );

    53     };

    54 

    55 #endif  // GLXTNIMAGEDECODERFACTORY_H