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/*****************************************************************************/
// Copyright 2006-2008 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_iptc.h#1 $ */
/* $DateTime: 2012/05/30 13:28:51 $ */
/* $Change: 832332 $ */
/* $Author: tknoll $ */
/** \file
* Support for IPTC metadata within DNG files.
*/
/*****************************************************************************/
#ifndef __dng_iptc__
#define __dng_iptc__
/*****************************************************************************/
#include "dng_date_time.h"
#include "dng_string.h"
#include "dng_string_list.h"
/*****************************************************************************/
/// \brief Class for reading and holding IPTC metadata associated with a DNG file.
///
/// See the \ref spec_iptc "IPTC specification"
/// for information on member fields of this class.
class dng_iptc
{
public:
dng_string fTitle;
int32 fUrgency;
dng_string fCategory;
dng_string_list fSupplementalCategories;
dng_string_list fKeywords;
dng_string fInstructions;
dng_date_time_info fDateTimeCreated;
dng_date_time_info fDigitalCreationDateTime;
dng_string_list fAuthors;
dng_string fAuthorsPosition;
dng_string fCity;
dng_string fState;
dng_string fCountry;
dng_string fCountryCode;
dng_string fLocation;
dng_string fTransmissionReference;
dng_string fHeadline;
dng_string fCredit;
dng_string fSource;
dng_string fCopyrightNotice;
dng_string fDescription;
dng_string fDescriptionWriter;
protected:
enum DataSet
{
kRecordVersionSet = 0,
kObjectNameSet = 5,
kUrgencySet = 10,
kCategorySet = 15,
kSupplementalCategoriesSet = 20,
kKeywordsSet = 25,
kSpecialInstructionsSet = 40,
kDateCreatedSet = 55,
kTimeCreatedSet = 60,
kDigitalCreationDateSet = 62,
kDigitalCreationTimeSet = 63,
kBylineSet = 80,
kBylineTitleSet = 85,
kCitySet = 90,
kSublocationSet = 92,
kProvinceStateSet = 95,
kCountryCodeSet = 100,
kCountryNameSet = 101,
kOriginalTransmissionReferenceSet = 103,
kHeadlineSet = 105,
kCreditSet = 110,
kSourceSet = 115,
kCopyrightNoticeSet = 116,
kCaptionSet = 120,
kCaptionWriterSet = 122
};
enum CharSet
{
kCharSetUnknown = 0,
kCharSetUTF8 = 1
};
public:
dng_iptc ();
virtual ~dng_iptc ();
/// Test if IPTC metadata exists.
/// \retval true if no IPTC metadata exists for this DNG.
bool IsEmpty () const;
/// Test if IPTC metadata exists.
/// \retval true if IPTC metadata exists for this DNG.
bool NotEmpty () const
{
return !IsEmpty ();
}
/// Parse a complete block of IPTC data.
/// \param blockData The block of IPTC data.
/// \param blockSize Size in bytes of data block.
/// \param offsetInOriginalFile Used to enable certain file patching operations such as updating date/time in place.
void Parse (const void *blockData,
uint32 blockSize,
uint64 offsetInOriginalFile);
/// Serialize IPTC data to a memory block.
/// \param allocator Memory allocator used to acquire memory block.
/// \param padForTIFF Forces length of block to be a multiple of four bytes in accordance with TIFF standard.
/// \retval Memory block
dng_memory_block * Spool (dng_memory_allocator &allocator,
bool padForTIFF);
protected:
void ParseString (dng_stream &stream,
dng_string &s,
CharSet charSet);
void SpoolString (dng_stream &stream,
const dng_string &s,
uint8 dataSet,
uint32 maxChars,
CharSet charSet);
};
/*****************************************************************************/
#endif
/*****************************************************************************/