1 /*

     2 * Copyright (c) 2004-2006 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:  Displaysink implementation for NGA.

    15 *

    16 */

    17 

    18 #ifndef CDISPLAYSINKNGA_H

    19 #define CDISPLAYSINKNGA_H

    20 

    21 //  INCLUDE FILES

    22 #include "CDisplaySink.h"

    23 #include "TDisplaySinkParamsNGA.h"

    24 

    25 // CLASS DECLARATION

    26 

    27 /**

    28 *  Displaysink implementation for NGA.

    29 *

    30 *  @lib displaysink.lib

    31 *  @since Series 60 3.1

    32 */

    33 NONSHARABLE_CLASS( CDisplaySinkNGA ) : public CDisplaySink

    34     {

    35 public: // static constructor

    36 

    37     /**

    38     * Static constructor that may leave.

    39     */

    40     static CDisplaySinkNGA* NewL( TDisplaySinkParams& aParams,

    41         const TDesC8& aInitData );

    42 

    43 private: // constructors and destructor

    44 

    45     /**

    46     * C++ default constructor.

    47     */

    48     CDisplaySinkNGA();

    49 

    50     /**

    51     * destructor

    52     */

    53     ~CDisplaySinkNGA();

    54 

    55 private: // from CDisplaySink

    56 

    57 

    58     /**

    59     * @see CDisplaySink::BaseConstructL

    60     */

    61     void BaseConstructL( TDisplaySinkParams& aParams,

    62         const TDesC8& aInitData );

    63 

    64     /**

    65     * @see CDisplaySink::BaseConvert

    66     */

    67     TBool BaseConvert( const TVtMMFDataBuffer& aBuffer );

    68 

    69     /**

    70     * @see CDisplaySink::BaseSinkThreadLogonL

    71     */

    72     void BaseSinkThreadLogonL();

    73 

    74     /**

    75     * @see CDisplaySink::BaseSinkThreadLogoff

    76     */

    77     void BaseSinkThreadLogoff();

    78 

    79     /**

    80     * @see CDisplaySink::BaseUpdateSinkParamsL

    81     */

    82     void BaseUpdateSinkParamsL( const TDisplaySinkParams& aParams );

    83 

    84     /**

    85     * @see CDisplaySink::BaseDoUpdateParamsL

    86     */

    87     void BaseDoUpdateParamsL();

    88 

    89     /**

    90     * @see CDisplaySink::BaseDoUpdateParamsL

    91     */

    92     void BaseSetVideoFrameSizeL( const TSize& aSize );

    93 

    94     /**

    95     * @see CDisplaySink::BaseSizesMatch

    96     */

    97     TBool BaseSizesMatch( const TSize& aSize );

    98 

    99     /**

   100     * @see CDisplaySink::BitmapEntry

   101     */

   102     TBitmapEntry& BitmapEntry( TInt aIndex );

   103 

   104     /**

   105     * @see CDisplaySink::BaseEmptyBufferL

   106     */

   107     void BaseEmptyBufferL( TVtMMFDataBuffer& aVTMMFBuffer );

   108 

   109     /**

   110     * @see CDisplaySink::BaseSetBitmapAvailable

   111     */

   112     void BaseSetBitmapAvailable( TBitmapNo aBitmapNo );

   113 

   114     /**

   115     * @see CDisplaySink::BaseVideoFrameSizeChangedL

   116     */

   117     void BaseVideoFrameSizeChangedL( const TSize& aNewSize );

   118 

   119 private: // MDisplaySink

   120 

   121     /**

   122     * @see MDisplaySink::NextFrame

   123     */

   124     void NextFrame();

   125 

   126 private: // new methods

   127 

   128     /**

   129     * Updates expected frame size.

   130     * @exception May leave with KErrNotSupported, if bitmap sizes do not match.

   131     */

   132     void UpdateExpectedFrameSizeL();

   133 

   134 private: // new classes

   135 

   136     // Class submit buffer related data

   137     class TBitmapEntryNGA : public TBitmapEntry

   138         {

   139     public: // data

   140 

   141         // Pointer to Surface Buffer pointer

   142         //TVideoFrameBuffer** iBuffer;

   143         TUint8**  iBuffer;

   144         };

   145 

   146 private: // data

   147 

   148     // Array of bitmap related structures

   149     TBitmapEntryNGA iBitmapTable[ KBitmapTableCount ];

   150 

   151     // Store for saving new parameters in UpdateSinkParamsL() call

   152     TDisplaySinkParamsNGA iNewParams;

   153     };

   154 

   155 #endif // CDISPLAYSINKNGA_H

   156 

   157 // End of File