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