1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // include\mmf\server\mmfvideoframebuffer.h

    15 // 

    16 //

    17 

    18 

    19 #ifndef __MMF_SERVER_VIDEOFRAMEBUFFER_H__

    20 #define __MMF_SERVER_VIDEOFRAMEBUFFER_H__

    21 

    22 #include <e32base.h>

    23 #include <fbs.h>

    24 #include <mmf/server/mmfbuffer.h>

    25 

    26 

    27 /**

    28 @publishedAll

    29 @deprecated

    30 

    31 Class to store a frame of video data using an EPOC bitmap (RGB data).

    32 */

    33 class CMMFBitmapFrameBuffer : public CMMFBuffer

    34 	{

    35 public:

    36 	IMPORT_C ~CMMFBitmapFrameBuffer();

    37 	IMPORT_C static CMMFBitmapFrameBuffer* NewL(const TSize& aSize,TDisplayMode aDisplayMode);

    38 	IMPORT_C static CMMFBitmapFrameBuffer* NewL(TInt aBitmapHandle);

    39 	inline TUint BufferSize() const;

    40 	inline CFbsBitmap* Data();

    41 private:

    42 	CMMFBitmapFrameBuffer() : CMMFBuffer(KUidMmfBitmapFrameBuffer) {};

    43 	void ConstructL();

    44 private:

    45 	CFbsBitmap* iFrame;

    46 	};

    47 

    48 /**

    49 Dummy implementation. Not applicable to bitmap frame data.

    50 

    51 @return Always zero for bitmap frames

    52 */

    53 inline TUint CMMFBitmapFrameBuffer::BufferSize() const

    54 	{

    55 	return 0; //Not applicable to bitmap

    56 	}

    57 

    58 /**

    59 Retrieves the frame data.

    60 

    61 @return A pointer to a bitmap containing the frame data.

    62 */

    63 inline CFbsBitmap* CMMFBitmapFrameBuffer::Data()

    64 	{

    65 	if (iFrame) return iFrame;

    66 	else return NULL;

    67 	}

    68 

    69 

    70 /**

    71 @publishedAll

    72 @deprecated

    73 

    74 Class to store a frame of video data using YUV data instead of an EPOC bitmap.

    75 */

    76 class CMMFYUVBuffer : public CMMFBuffer

    77 	{

    78 public:

    79 	IMPORT_C static CMMFYUVBuffer* NewL();

    80 	IMPORT_C ~CMMFYUVBuffer();

    81 	inline TUint BufferSize() const;

    82 private:

    83 	CMMFYUVBuffer() : CMMFBuffer(KUidMmfYUVBuffer) {};

    84 	void ConstructL();

    85 public:

    86 	/** The buffer to hold the YUV data */

    87 	HBufC8* iYUVBuffer;

    88 	/** The size of a pixel */

    89 	TSize iPixelSize;

    90 private:

    91 	};

    92 

    93 /**

    94 Returns the buffer size.

    95 

    96 @return The buffer size.

    97 */

    98 inline TUint CMMFYUVBuffer::BufferSize() const

    99 	{

   100 	return iYUVBuffer->Size();

   101 	}

   102 

   103 #endif