lti_imageWriter.h

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/* $Id$ */
/* //////////////////////////////////////////////////////////////////////////
//                                                                         //
// This code is Copyright (c) 2004 LizardTech, Inc, 1008 Western Avenue,   //
// Suite 200, Seattle, WA 98104.  Unauthorized use or distribution         //
// prohibited.  Access to and use of this code is permitted only under     //
// license from LizardTech, Inc.  Portions of the code are protected by    //
// US and foreign patents and other filings. All Rights Reserved.          //
//                                                                         //
/* PUBLIC */

#ifndef LTI_IMAGEWRITER_H
#define LTI_IMAGEWRITER_H

// lt_lib_mrsid_core
#include "lti_types.h"

#include <stdlib.h>

LT_BEGIN_NAMESPACE(LizardTech)



class LTIImageWriter
{
   LT_DISALLOW_COPY_CONSTRUCTOR(LTIImageWriter);
public:
   virtual ~LTIImageWriter();

   virtual LT_STATUS write(const LTIScene& scene);

   virtual LT_STATUS writeBegin(const LTIScene& scene) = 0;

   virtual LT_STATUS writeStrip(LTISceneBuffer& stripBuffer,
                                const LTIScene& stripScene) = 0;

   virtual LT_STATUS writeEnd(void) = 0;

   virtual LT_STATUS deleteOutput(void) = 0;

   LT_STATUS setStripHeight(lt_uint32 stripHeight);

   lt_uint32 getStripHeight(void) const;

   virtual lt_uint32 getDefaultStripHeight(void) const;

   virtual lt_int64 getEncodingCost(const LTIScene& scene) const;

   void setProgressDelegate(LTIProgressDelegate* delegate);

   void setInterruptDelegate(LTIInterruptDelegate* delegate);


   const LTIImageStage *getSourceImageStage(void) const;

   LTIProgressDelegate* getProgressDelegate(void) const;

   LTIInterruptDelegate* getInterruptDelegate(void) const;

   virtual LT_STATUS setEncodingApplication(const char *name,
                                            const char *version,
                                            const char *comment = NULL);
protected:
   LTIImageWriter(void);
   LT_STATUS init(LTIImageStage *imageStage);
   LT_STATUS writeCleanup(LT_STATUS sts);

   LTIImageStage* m_image;

private:
   LT_STATUS checkDelegates(const LTIScene& fullScene,
                            const LTIScene* currScene,
                            bool atEnd);

   lt_uint32 m_stripHeight;

   LTIProgressDelegate* m_progressDelegate;
   LTIInterruptDelegate* m_interruptDelegate;
};


LT_END_NAMESPACE(LizardTech)


#endif // LTI_IMAGEWRITER_H