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/*****************************************************************************/
// Copyright 2011 Adobe Systems Incorporated
// All Rights Reserved.
//
// NOTICE: Adobe permits you to use, modify, and distribute this file in
// accordance with the terms of the Adobe license agreement accompanying it.
/*****************************************************************************/
/* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_jpeg_image.h#1 $ */
/* $DateTime: 2012/05/30 13:28:51 $ */
/* $Change: 832332 $ */
/* $Author: tknoll $ */
/*****************************************************************************/
#ifndef __dng_jpeg_image__
#define __dng_jpeg_image__
/*****************************************************************************/
#include "dng_auto_ptr.h"
#include "dng_memory.h"
#include "dng_point.h"
/*****************************************************************************/
typedef AutoPtr<dng_memory_block> dng_jpeg_image_tile_ptr;
/*****************************************************************************/
class dng_jpeg_image
{
public:
dng_point fImageSize;
dng_point fTileSize;
bool fUsesStrips;
AutoPtr<dng_memory_block> fJPEGTables;
AutoArray<dng_jpeg_image_tile_ptr> fJPEGData;
public:
dng_jpeg_image ();
uint32 TilesAcross () const
{
if (fTileSize.h)
{
return (fImageSize.h + fTileSize.h - 1) / fTileSize.h;
}
else
{
return 0;
}
}
uint32 TilesDown () const
{
if (fTileSize.v)
{
return (fImageSize.v + fTileSize.v - 1) / fTileSize.v;
}
else
{
return 0;
}
}
uint32 TileCount () const
{
return TilesAcross () * TilesDown ();
}
void Encode (dng_host &host,
const dng_negative &negative,
dng_image_writer &writer,
const dng_image &image);
dng_fingerprint FindDigest (dng_host &host) const;
};
/*****************************************************************************/
#endif
/*****************************************************************************/