--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imagingandcamerafws/imaginginttest/Codecs/PPM1/PPM1Codec.h	Wed Sep 01 12:38:50 2010 +0100
@@ -0,0 +1,100 @@
+// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#ifndef __PPMCODEC_H__
+#define __PPMCODEC_H__
+
+#include <bitdev.h>
+#include <icl/imagecodec.h>
+#include <icl/imageprocessor.h>
+
+#include "PPM1Convert.h"
+
+class CPpmDecoder;
+class CPluginExtensionManager;
+
+// PPM Read codec.
+class CPpmReadCodec : public CImageProcessorReadCodecExtension
+	{
+public:
+	static CPpmReadCodec* NewL(CPpmDecoder& aDecoder);
+	// From CImageReadCodec
+	virtual void InitFrameL(TFrameInfo& aFrameInfo, CFrameImageData& aFrameImageData, TBool aDisableErrorDiffusion, CFbsBitmap& aDestination, CFbsBitmap* aDestinationMask);
+	virtual void InitFrameHeader(TFrameInfo& aFrameInfo, CFrameImageData& aFrameData);
+	virtual TFrameState ProcessFrameHeaderL(TBufPtr8& aData);
+	virtual ~CPpmReadCodec();
+	virtual void GetNewDataPosition(TInt &aPosition, TInt &aLength);
+	
+	void SetExtensionManager(CPluginExtensionManager* aExtensionManager);
+
+protected:
+	CPpmReadCodec(CPpmDecoder& aDecoder);
+
+	void DoProcessCompressed();
+	void DoProcessUncompressedL(TLex8& aLex);
+	// from CImageReadCodec
+	virtual TFrameState ProcessFrameL(TBufPtr8& aSrc);
+	virtual void Complete();
+	
+	TInt ValidateDestinationSize(const TSize& aDestSize) const;
+	TInt ScalingCoefficientL(const TSize& aDestinationSize, const TSize& aFrameSize) const;
+	void SetOperationData(const TRect& aDestinationBitmap);
+	
+protected:
+	CPpmDecoder *const iDecoder;
+	TSize iFrameSize;
+	const TUint8* iDataPtr; // Not owned
+	const TUint8* iDataPtrLimit; // Not owned
+	TInt iPixelsExpected;
+	TInt iPixelsProcessed;
+	TFrameInfo* iFrameInfo; // Not owned
+	CPluginExtensionManager* iExtensionManager; // Not owned
+	
+	TInt iNewBytePosition;
+	TBool iSeekRequested;
+	TPoint iCurrentPosition;
+	TPoint iStartPosition;
+	TPoint iEndPosition;
+	TInt iXAxisIncrement;
+	TInt iYAxisIncrement;
+	TBool iXAxisFirst;
+	};
+
+// Write codec
+class CPpm1WriteCodec : public CImageWriteCodec
+	{
+public:
+	static CPpm1WriteCodec* NewL();
+	virtual ~CPpm1WriteCodec();
+	// from CImageWriteCodec
+	virtual void InitFrameL(TBufPtr8& aDst, const CFbsBitmap& aSource);
+	virtual TFrameState ProcessFrameL(TBufPtr8& aDst);
+private:
+	CPpm1WriteCodec();
+	void ConstructL ();
+
+	void DoProcessL(const CFbsBitmap& aSource);
+	void SwitchRGB(TDes8 &aBuf);
+private:
+	TUint8* iDestStartPtr;
+	TUint8* iDestPtr;
+	TUint8* iDestPtrLimit;
+	TPoint iPos;
+	TRect iSourceRect;
+	};
+
+
+#endif // __PPMCODEC_H__
+