mdfdevvideoextensions/nga_mdf_postprocessor/inc/fetchframecustominterface.h
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Mon, 23 Aug 2010 18:56:36 +0100
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// Copyright (c) 2010 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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//
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#ifndef FETCHFRAMECUSTOMINTERFACE_H
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#define FETCHFRAMECUSTOMINTERFACE_H
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/** 
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FetchFrame Custom Interface UID.
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@publishedPartner
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@prototype
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*/
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const TUid KUidMMFVideoFetchFrame = { 0x20024343 };
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/**
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This interface can be used to fetch the frame data using the buffer id.
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This interface can be used by a H/W device which needs to send the frame 
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data back to application.
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@publishedPartner
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@prototype
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*/
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class MMmfVideoFetchFrame
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	{
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	public:
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	/**
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	Set the handle for the surface
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	@param  aBufId Buffer id whose frame data needs to be returned. 
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	returns pointer to a frame data. memory is allocated by the Custom interface
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	implementor to hold the frame data on the host side. ownership of the memory
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	would be transfered to the caller of this method.
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	*/
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	virtual TUint8* MmvffGetFrame(TInt aBufId) = 0;
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	};
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#endif // FETCHFRAMECUSTOMINTERFACE_H