Exiv2
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Exiv2::Internal::TiffDecoder Class Reference

TIFF composite visitor to decode metadata from the TIFF tree and add it to an Image, which is supplied in the constructor (Visitor pattern). Used by TiffParser to decode the metadata from a TIFF composite. More...

#include <tiffvisitor_int.hpp>

Inheritance diagram for Exiv2::Internal::TiffDecoder:
Inheritance graph
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Public Member Functions

Creators
 TiffDecoder (ExifData &exifData, IptcData &iptcData, XmpData &xmpData, TiffComponent *const pRoot, FindDecoderFct findDecoderFct)
 Constructor, taking metadata containers to add the metadata to, the root element of the composite to decode and a FindDecoderFct function to get the decoder function for each tag.
 
virtual ~TiffDecoder ()
 Virtual destructor.
 
- Public Member Functions inherited from Exiv2::Internal::TiffVisitor
 TiffVisitor ()
 Default constructor. Initialises all stop/go flags to true.
 
virtual ~TiffVisitor ()
 Virtual destructor.
 
void setGo (GoEvent event, bool go)
 Set the stop/go flag: true for go, false for stop.
 
virtual void visitDirectoryNext (TiffDirectory *object)
 Operation to perform for a TIFF directory, after all components and before the next entry is processed.
 
virtual void visitDirectoryEnd (TiffDirectory *object)
 Operation to perform for a TIFF directory, at the end of the processing.
 
virtual void visitIfdMakernoteEnd (TiffIfdMakernote *object)
 Operation to perform after processing an IFD makernote.
 
virtual void visitBinaryArrayEnd (TiffBinaryArray *object)
 Operation to perform for a TIFF binary array, at the end of the processing.
 
bool go (GoEvent event) const
 Check if stop flag for event is clear, return true if it's clear.
 

Manipulators

virtual void visitEntry (TiffEntry *object)
 Decode a TIFF entry.
 
virtual void visitDataEntry (TiffDataEntry *object)
 Decode a TIFF data entry.
 
virtual void visitImageEntry (TiffImageEntry *object)
 Decode a TIFF image entry.
 
virtual void visitSizeEntry (TiffSizeEntry *object)
 Decode a TIFF size entry.
 
virtual void visitDirectory (TiffDirectory *object)
 Decode a TIFF directory.
 
virtual void visitSubIfd (TiffSubIfd *object)
 Decode a TIFF sub-IFD.
 
virtual void visitMnEntry (TiffMnEntry *object)
 Decode a TIFF makernote.
 
virtual void visitIfdMakernote (TiffIfdMakernote *object)
 Decode an IFD makernote.
 
virtual void visitBinaryArray (TiffBinaryArray *object)
 Decode a binary array.
 
virtual void visitBinaryElement (TiffBinaryElement *object)
 Decode an element of a binary array.
 
void decodeTiffEntry (const TiffEntryBase *object)
 Entry function, determines how to decode each tag.
 
void decodeStdTiffEntry (const TiffEntryBase *object)
 Decode a standard TIFF entry.
 
void decodeIptc (const TiffEntryBase *object)
 Decode IPTC data from an IPTCNAA tag or Photoshop ImageResources.
 
void decodeXmp (const TiffEntryBase *object)
 Decode XMP packet from an XMLPacket tag.
 
void decodeCanonAFInfo (const TiffEntryBase *object)
 Decode Exif.Canon.AFInfo.
 

Additional Inherited Members

- Public Types inherited from Exiv2::Internal::TiffVisitor
enum  GoEvent { geTraverse = 0 , geKnownMakernote = 1 }
 Events for the stop/go flag. See setGo(). More...
 

Detailed Description

TIFF composite visitor to decode metadata from the TIFF tree and add it to an Image, which is supplied in the constructor (Visitor pattern). Used by TiffParser to decode the metadata from a TIFF composite.

Member Function Documentation

◆ visitBinaryArray()

void Exiv2::Internal::TiffDecoder::visitBinaryArray ( TiffBinaryArray object)
virtual

◆ visitBinaryElement()

void Exiv2::Internal::TiffDecoder::visitBinaryElement ( TiffBinaryElement object)
virtual

Decode an element of a binary array.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitDataEntry()

void Exiv2::Internal::TiffDecoder::visitDataEntry ( TiffDataEntry object)
virtual

Decode a TIFF data entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitDirectory()

void Exiv2::Internal::TiffDecoder::visitDirectory ( TiffDirectory object)
virtual

Decode a TIFF directory.

Implements Exiv2::Internal::TiffVisitor.

◆ visitEntry()

void Exiv2::Internal::TiffDecoder::visitEntry ( TiffEntry object)
virtual

Decode a TIFF entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitIfdMakernote()

void Exiv2::Internal::TiffDecoder::visitIfdMakernote ( TiffIfdMakernote object)
virtual

Decode an IFD makernote.

Implements Exiv2::Internal::TiffVisitor.

References Exiv2::Internal::TiffIfdMakernote::byteOrder().

◆ visitImageEntry()

void Exiv2::Internal::TiffDecoder::visitImageEntry ( TiffImageEntry object)
virtual

Decode a TIFF image entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitMnEntry()

void Exiv2::Internal::TiffDecoder::visitMnEntry ( TiffMnEntry object)
virtual

Decode a TIFF makernote.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitSizeEntry()

void Exiv2::Internal::TiffDecoder::visitSizeEntry ( TiffSizeEntry object)
virtual

Decode a TIFF size entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

◆ visitSubIfd()

void Exiv2::Internal::TiffDecoder::visitSubIfd ( TiffSubIfd object)
virtual

Decode a TIFF sub-IFD.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().


The documentation for this class was generated from the following files: