// 
// (C) Jan de Vaan 2007-2010, all rights reserved. See the accompanying "License.txt" for licensed use. 
// 


#ifndef CHARLS_HEADER
#define CHARLS_HEADER

#include "dcmtk/ofstd/ofmem.h"
#undef NEAR
#include "streams.h"

#define JPEG_SOI  0xD8
#define JPEG_EOI  0xD9
#define JPEG_SOS  0xDA

#define JPEG_SOF  0xF7
#define JPEG_LSE  0xF8
#define JPEG_DNL  0xDC
#define JPEG_DRI  0xDD
#define JPEG_RSTm  0xD0
#define JPEG_COM  0xFE
#define JPEG_APP0 0xE0 // JFIF
#define JPEG_APP7 0xE7 // colorspace
#define JPEG_APP8 0xE8 // colorXForm



// Default bin sizes for JPEG-LS statistical modeling. Can be overridden at compression time, however this is rarely done.
const int BASIC_T1		= 3;
const int BASIC_T2		= 7;
const int BASIC_T3		= 21;

const LONG BASIC_RESET	= 64;

class JLSOutputStream;


template<class STRATEGY>
class JlsCodecFactory 
{
public:	
	OFrvalue<OFunique_ptr<STRATEGY> > GetCodec(const JlsParameters& info, const JlsCustomParameters&);
private:
	STRATEGY* GetCodecImpl(const JlsParameters& info);
};

JLS_ERROR CheckParameterCoherent(const JlsParameters* pparams);

JlsCustomParameters ComputeDefault(LONG MAXVAL, LONG NEAR);

//
// JpegSegment
//
class JpegSegment
{
protected:
	JpegSegment() {}
public:
	virtual ~JpegSegment() {}
	virtual void Write(JLSOutputStream* pstream) = 0;
};

#endif