mmlibs/mmfw/inc/mmf/server/mmfvideoframebuffer.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 16:34:49 +0300
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// Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// include\mmf\server\mmfvideoframebuffer.h
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// 
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//
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#ifndef __MMF_SERVER_VIDEOFRAMEBUFFER_H__
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#define __MMF_SERVER_VIDEOFRAMEBUFFER_H__
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#include <e32base.h>
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#include <fbs.h>
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#include <mmf/server/mmfbuffer.h>
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/**
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@publishedAll
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@deprecated
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Class to store a frame of video data using an EPOC bitmap (RGB data).
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*/
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class CMMFBitmapFrameBuffer : public CMMFBuffer
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	{
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public:
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	IMPORT_C ~CMMFBitmapFrameBuffer();
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	IMPORT_C static CMMFBitmapFrameBuffer* NewL(const TSize& aSize,TDisplayMode aDisplayMode);
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	IMPORT_C static CMMFBitmapFrameBuffer* NewL(TInt aBitmapHandle);
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	inline TUint BufferSize() const;
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	inline CFbsBitmap* Data();
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private:
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	CMMFBitmapFrameBuffer() : CMMFBuffer(KUidMmfBitmapFrameBuffer) {};
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	void ConstructL();
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private:
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	CFbsBitmap* iFrame;
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	};
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/**
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Dummy implementation. Not applicable to bitmap frame data.
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@return Always zero for bitmap frames
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*/
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inline TUint CMMFBitmapFrameBuffer::BufferSize() const
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	{
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	return 0; //Not applicable to bitmap
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	}
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/**
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Retrieves the frame data.
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@return A pointer to a bitmap containing the frame data.
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*/
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inline CFbsBitmap* CMMFBitmapFrameBuffer::Data()
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	{
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	if (iFrame) return iFrame;
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	else return NULL;
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	}
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/**
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@publishedAll
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@deprecated
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Class to store a frame of video data using YUV data instead of an EPOC bitmap.
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*/
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class CMMFYUVBuffer : public CMMFBuffer
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	{
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public:
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	IMPORT_C static CMMFYUVBuffer* NewL();
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	IMPORT_C ~CMMFYUVBuffer();
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	inline TUint BufferSize() const;
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private:
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	CMMFYUVBuffer() : CMMFBuffer(KUidMmfYUVBuffer) {};
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	void ConstructL();
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public:
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	/** The buffer to hold the YUV data */
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	HBufC8* iYUVBuffer;
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	/** The size of a pixel */
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	TSize iPixelSize;
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private:
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	};
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/**
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Returns the buffer size.
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@return The buffer size.
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*/
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inline TUint CMMFYUVBuffer::BufferSize() const
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	{
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	return iYUVBuffer->Size();
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	}
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#endif