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:

Public Member Functions
Creators
	TiffDecoder (ExifData &exifData, IptcData &iptcData, XmpData &xmpData, TiffComponent *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.
	TiffDecoder (const TiffDecoder &)=delete
TiffDecoder &	operator= (const TiffDecoder &)=delete
	~TiffDecoder () override=default
	Virtual destructor.
Public Member Functions inherited from Exiv2::Internal::TiffVisitor
virtual	~TiffVisitor ()=default
	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
void	visitEntry (TiffEntry *object) override
	Decode a TIFF entry.
void	visitDataEntry (TiffDataEntry *object) override
	Decode a TIFF data entry.
void	visitImageEntry (TiffImageEntry *object) override
	Decode a TIFF image entry.
void	visitSizeEntry (TiffSizeEntry *object) override
	Decode a TIFF size entry.
void	visitDirectory (TiffDirectory *object) override
	Decode a TIFF directory.
void	visitSubIfd (TiffSubIfd *object) override
	Decode a TIFF sub-IFD.
void	visitMnEntry (TiffMnEntry *object) override
	Decode a TIFF makernote.
void	visitIfdMakernote (TiffIfdMakernote *object) override
	Decode an IFD makernote.
void	visitBinaryArray (TiffBinaryArray *object) override
	Decode a binary array.
void	visitBinaryElement (TiffBinaryElement *object) override
	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 )

overridevirtual

Decode a binary array.

Implements Exiv2::Internal::TiffVisitor.

References Exiv2::Internal::TiffBinaryArray::cfg(), Exiv2::Internal::TiffBinaryArray::decoded(), and decodeTiffEntry().

visitBinaryElement()

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

overridevirtual

Decode an element of a binary array.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitDataEntry()

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

overridevirtual

Decode a TIFF data entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitDirectory()

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

overridevirtual

Decode a TIFF directory.

Implements Exiv2::Internal::TiffVisitor.

visitEntry()

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

overridevirtual

Decode a TIFF entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitIfdMakernote()

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

overridevirtual

Decode an IFD makernote.

Implements Exiv2::Internal::TiffVisitor.

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

visitImageEntry()

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

overridevirtual

Decode a TIFF image entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitMnEntry()

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

overridevirtual

Decode a TIFF makernote.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitSizeEntry()

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

overridevirtual

Decode a TIFF size entry.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

visitSubIfd()

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

overridevirtual

Decode a TIFF sub-IFD.

Implements Exiv2::Internal::TiffVisitor.

References decodeTiffEntry().

---

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

• tiffvisitor_int.hpp
• tiffvisitor_int.cpp