Class ExifTag

Class that represents an exif tag from the Exif standard 2.31.

Inheritance

object

ExifTag

ExifTag<TValueType>

Implements

IEquatable<ExifTag>

Inherited Members

object.Equals(object, object)

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: SixLabors.ImageSharp.Metadata.Profiles.Exif

Assembly: SixLabors.ImageSharp.dll

Syntax

public abstract class ExifTag : IEquatable<ExifTag>

Properties

Acceleration

Gets the Acceleration exif tag.

Declaration

public static ExifTag<Rational> Acceleration { get; }

Property Value

Type	Description
ExifTag<Rational>

AmbientTemperature

Gets the AmbientTemperature exif tag.

Declaration

public static ExifTag<SignedRational> AmbientTemperature { get; }

Property Value

Type	Description
ExifTag<SignedRational>

ApertureValue

Gets the ApertureValue exif tag.

Declaration

public static ExifTag<Rational> ApertureValue { get; }

Property Value

Type	Description
ExifTag<Rational>

Artist

Gets the Artist exif tag.

Declaration

public static ExifTag<string> Artist { get; }

Property Value

Type	Description
ExifTag<string>

BadFaxLines

Gets the BadFaxLines exif tag.

Declaration

public static ExifTag<Number> BadFaxLines { get; }

Property Value

Type	Description
ExifTag<Number>

BatteryLevel

Gets the BatteryLevel exif tag.

Declaration

public static ExifTag<Rational> BatteryLevel { get; }

Property Value

Type	Description
ExifTag<Rational>

BitsPerSample

Gets the BitsPerSample exif tag.

Declaration

public static ExifTag<ushort[]> BitsPerSample { get; }

Property Value

Type	Description
ExifTag<ushort[]>

BrightnessValue

Gets the BrightnessValue exif tag.

Declaration

public static ExifTag<SignedRational> BrightnessValue { get; }

Property Value

Type	Description
ExifTag<SignedRational>

CFAPattern

Gets the CFAPattern exif tag.

Declaration

public static ExifTag<byte[]> CFAPattern { get; }

Property Value

Type	Description
ExifTag<byte[]>

CFAPattern2

Gets the CFAPattern2 exif tag.

Declaration

public static ExifTag<byte[]> CFAPattern2 { get; }

Property Value

Type	Description
ExifTag<byte[]>

CFARepeatPatternDim

Gets the CFARepeatPatternDim exif tag.

Declaration

public static ExifTag<ushort[]> CFARepeatPatternDim { get; }

Property Value

Type	Description
ExifTag<ushort[]>

CameraElevationAngle

Gets the CameraElevationAngle exif tag.

Declaration

public static ExifTag<SignedRational> CameraElevationAngle { get; }

Property Value

Type	Description
ExifTag<SignedRational>

CellLength

Gets the CellLength exif tag.

Declaration

public static ExifTag<ushort> CellLength { get; }

Property Value

Type	Description
ExifTag<ushort>

CellWidth

Gets the CellWidth exif tag.

Declaration

public static ExifTag<ushort> CellWidth { get; }

Property Value

Type	Description
ExifTag<ushort>

CleanFaxData

Gets the CleanFaxData exif tag.

Declaration

public static ExifTag<ushort> CleanFaxData { get; }

Property Value

Type	Description
ExifTag<ushort>

ClipPath

Gets the ClipPath exif tag.

Declaration

public static ExifTag<byte[]> ClipPath { get; }

Property Value

Type	Description
ExifTag<byte[]>

CodingMethods

Gets the CodingMethods exif tag.

Declaration

public static ExifTag<uint> CodingMethods { get; }

Property Value

Type	Description
ExifTag<uint>

ColorMap

Gets the ColorMap exif tag.

Declaration

public static ExifTag<ushort[]> ColorMap { get; }

Property Value

Type	Description
ExifTag<ushort[]>

ColorResponseUnit

Gets the ColorResponseUnit exif tag.

Declaration

public static ExifTag<uint[]> ColorResponseUnit { get; }

Property Value

Type	Description
ExifTag<uint[]>

ColorSpace

Gets the ColorSpace exif tag.

Declaration

public static ExifTag<ushort> ColorSpace { get; }

Property Value

Type	Description
ExifTag<ushort>

ComponentsConfiguration

Gets the ComponentsConfiguration exif tag.

Declaration

public static ExifTag<byte[]> ComponentsConfiguration { get; }

Property Value

Type	Description
ExifTag<byte[]>

CompressedBitsPerPixel

Gets the CompressedBitsPerPixel exif tag.

Declaration

public static ExifTag<Rational> CompressedBitsPerPixel { get; }

Property Value

Type	Description
ExifTag<Rational>

Compression

Gets the Compression exif tag.

Declaration

public static ExifTag<ushort> Compression { get; }

Property Value

Type	Description
ExifTag<ushort>

ConsecutiveBadFaxLines

Gets the ConsecutiveBadFaxLines exif tag.

Declaration

public static ExifTag<Number> ConsecutiveBadFaxLines { get; }

Property Value

Type	Description
ExifTag<Number>

Contrast

Gets the Contrast exif tag.

Declaration

public static ExifTag<ushort> Contrast { get; }

Property Value

Type	Description
ExifTag<ushort>

Copyright

Gets the Copyright exif tag.

Declaration

public static ExifTag<string> Copyright { get; }

Property Value

Type	Description
ExifTag<string>

CustomRendered

Gets the CustomRendered exif tag.

Declaration

public static ExifTag<ushort> CustomRendered { get; }

Property Value

Type	Description
ExifTag<ushort>

DateTime

Gets the DateTime exif tag.

Declaration

public static ExifTag<string> DateTime { get; }

Property Value

Type	Description
ExifTag<string>

DateTimeDigitized

Gets the DateTimeDigitized exif tag.

Declaration

public static ExifTag<string> DateTimeDigitized { get; }

Property Value

Type	Description
ExifTag<string>

DateTimeOriginal

Gets the DateTimeOriginal exif tag.

Declaration

public static ExifTag<string> DateTimeOriginal { get; }

Property Value

Type	Description
ExifTag<string>

Decode

Gets the Decode exif tag.

Declaration

public static ExifTag<SignedRational[]> Decode { get; }

Property Value

Type	Description
ExifTag<SignedRational[]>

DefaultImageColor

Gets the DefaultImageColor exif tag.

Declaration

public static ExifTag<ushort[]> DefaultImageColor { get; }

Property Value

Type	Description
ExifTag<ushort[]>

DeviceSettingDescription

Gets the DeviceSettingDescription exif tag.

Declaration

public static ExifTag<byte[]> DeviceSettingDescription { get; }

Property Value

Type	Description
ExifTag<byte[]>

DigitalZoomRatio

Gets the DigitalZoomRatio exif tag.

Declaration

public static ExifTag<Rational> DigitalZoomRatio { get; }

Property Value

Type	Description
ExifTag<Rational>

DocumentName

Gets the DocumentName exif tag.

Declaration

public static ExifTag<string> DocumentName { get; }

Property Value

Type	Description
ExifTag<string>

DotRange

Gets the DotRange exif tag.

Declaration

public static ExifTag<ushort> DotRange { get; }

Property Value

Type	Description
ExifTag<ushort>

ExifVersion

Gets the ExifVersion exif tag.

Declaration

public static ExifTag<byte[]> ExifVersion { get; }

Property Value

Type	Description
ExifTag<byte[]>

ExposureBiasValue

Gets the ExposureBiasValue exif tag.

Declaration

public static ExifTag<SignedRational> ExposureBiasValue { get; }

Property Value

Type	Description
ExifTag<SignedRational>

ExposureIndex

Gets the ExposureIndex exif tag.

Declaration

public static ExifTag<Rational> ExposureIndex { get; }

Property Value

Type	Description
ExifTag<Rational>

ExposureIndex2

Gets the ExposureIndex2 exif tag.

Declaration

public static ExifTag<Rational> ExposureIndex2 { get; }

Property Value

Type	Description
ExifTag<Rational>

ExposureMode

Gets the ExposureMode exif tag.

Declaration

public static ExifTag<ushort> ExposureMode { get; }

Property Value

Type	Description
ExifTag<ushort>

ExposureProgram

Gets the ExposureProgram exif tag.

Declaration

public static ExifTag<ushort> ExposureProgram { get; }

Property Value

Type	Description
ExifTag<ushort>

ExposureTime

Gets the ExposureTime exif tag.

Declaration

public static ExifTag<Rational> ExposureTime { get; }

Property Value

Type	Description
ExifTag<Rational>

ExtraSamples

Gets the ExtraSamples exif tag.

Declaration

public static ExifTag<ushort[]> ExtraSamples { get; }

Property Value

Type	Description
ExifTag<ushort[]>

FNumber

Gets the FNumber exif tag.

Declaration

public static ExifTag<Rational> FNumber { get; }

Property Value

Type	Description
ExifTag<Rational>

FaxProfile

Gets the FaxProfile exif tag.

Declaration

public static ExifTag<byte> FaxProfile { get; }

Property Value

Type	Description
ExifTag<byte>

FaxRecvParams

Gets the FaxRecvParams exif tag.

Declaration

public static ExifTag<uint> FaxRecvParams { get; }

Property Value

Type	Description
ExifTag<uint>

FaxRecvTime

Gets the FaxRecvTime exif tag.

Declaration

public static ExifTag<uint> FaxRecvTime { get; }

Property Value

Type	Description
ExifTag<uint>

FaxSubaddress

Gets the FaxSubaddress exif tag.

Declaration

public static ExifTag<string> FaxSubaddress { get; }

Property Value

Type	Description
ExifTag<string>

FileSource

Gets the FileSource exif tag.

Declaration

public static ExifTag<byte> FileSource { get; }

Property Value

Type	Description
ExifTag<byte>

FillOrder

Gets the FillOrder exif tag.

Declaration

public static ExifTag<ushort> FillOrder { get; }

Property Value

Type	Description
ExifTag<ushort>

Flash

Gets the Flash exif tag.

Declaration

public static ExifTag<ushort> Flash { get; }

Property Value

Type	Description
ExifTag<ushort>

FlashEnergy

Gets the FlashEnergy exif tag.

Declaration

public static ExifTag<Rational> FlashEnergy { get; }

Property Value

Type	Description
ExifTag<Rational>

FlashEnergy2

Gets the FlashEnergy2 exif tag.

Declaration

public static ExifTag<Rational> FlashEnergy2 { get; }

Property Value

Type	Description
ExifTag<Rational>

FlashpixVersion

Gets the FlashpixVersion exif tag.

Declaration

public static ExifTag<byte[]> FlashpixVersion { get; }

Property Value

Type	Description
ExifTag<byte[]>

FocalLength

Gets the FocalLength exif tag.

Declaration

public static ExifTag<Rational> FocalLength { get; }

Property Value

Type	Description
ExifTag<Rational>

FocalLengthIn35mmFilm

Gets the FocalLengthIn35mmFilm exif tag.

Declaration

public static ExifTag<ushort> FocalLengthIn35mmFilm { get; }

Property Value

Type	Description
ExifTag<ushort>

FocalPlaneResolutionUnit

Gets the FocalPlaneResolutionUnit exif tag.

Declaration

public static ExifTag<ushort> FocalPlaneResolutionUnit { get; }

Property Value

Type	Description
ExifTag<ushort>

FocalPlaneResolutionUnit2

Gets the FocalPlaneResolutionUnit2 exif tag.

Declaration

public static ExifTag<ushort> FocalPlaneResolutionUnit2 { get; }

Property Value

Type	Description
ExifTag<ushort>

FocalPlaneXResolution

Gets the FocalPlaneXResolution exif tag.

Declaration

public static ExifTag<Rational> FocalPlaneXResolution { get; }

Property Value

Type	Description
ExifTag<Rational>

FocalPlaneXResolution2

Gets the FocalPlaneXResolution2 exif tag.

Declaration

public static ExifTag<Rational> FocalPlaneXResolution2 { get; }

Property Value

Type	Description
ExifTag<Rational>

FocalPlaneYResolution

Gets the FocalPlaneYResolution exif tag.

Declaration

public static ExifTag<Rational> FocalPlaneYResolution { get; }

Property Value

Type	Description
ExifTag<Rational>

FocalPlaneYResolution2

Gets the FocalPlaneYResolution2 exif tag.

Declaration

public static ExifTag<Rational> FocalPlaneYResolution2 { get; }

Property Value

Type	Description
ExifTag<Rational>

FreeByteCounts

Gets the FreeByteCounts exif tag.

Declaration

public static ExifTag<uint[]> FreeByteCounts { get; }

Property Value

Type	Description
ExifTag<uint[]>

FreeOffsets

Gets the FreeOffsets exif tag.

Declaration

public static ExifTag<uint[]> FreeOffsets { get; }

Property Value

Type	Description
ExifTag<uint[]>

GDALMetadata

Gets the GDALMetadata exif tag.

Declaration

public static ExifTag<string> GDALMetadata { get; }

Property Value

Type	Description
ExifTag<string>

GDALNoData

Gets the GDALNoData exif tag.

Declaration

public static ExifTag<string> GDALNoData { get; }

Property Value

Type	Description
ExifTag<string>

GPSAltitude

Gets the GPSAltitude exif tag.

Declaration

public static ExifTag<Rational> GPSAltitude { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSAltitudeRef

Gets the GPSAltitudeRef exif tag.

Declaration

public static ExifTag<byte> GPSAltitudeRef { get; }

Property Value

Type	Description
ExifTag<byte>

GPSAreaInformation

Gets the GPSAreaInformation exif tag.

Declaration

public static ExifTag<EncodedString> GPSAreaInformation { get; }

Property Value

Type	Description
ExifTag<EncodedString>

GPSDOP

Gets the GPSDOP exif tag.

Declaration

public static ExifTag<Rational> GPSDOP { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSDateStamp

Gets the GPSDateStamp exif tag.

Declaration

public static ExifTag<string> GPSDateStamp { get; }

Property Value

Type	Description
ExifTag<string>

GPSDestBearing

Gets the GPSDestBearing exif tag.

Declaration

public static ExifTag<Rational> GPSDestBearing { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSDestBearingRef

Gets the GPSDestBearingRef exif tag.

Declaration

public static ExifTag<string> GPSDestBearingRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSDestDistance

Gets the GPSDestDistance exif tag.

Declaration

public static ExifTag<Rational> GPSDestDistance { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSDestDistanceRef

Gets the GPSDestDistanceRef exif tag.

Declaration

public static ExifTag<string> GPSDestDistanceRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSDestLatitude

Gets the GPSDestLatitude exif tag.

Declaration

public static ExifTag<Rational[]> GPSDestLatitude { get; }

Property Value

Type	Description
ExifTag<Rational[]>

GPSDestLatitudeRef

Gets the GPSDestLatitudeRef exif tag.

Declaration

public static ExifTag<string> GPSDestLatitudeRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSDestLongitude

Gets the GPSDestLongitude exif tag.

Declaration

public static ExifTag<Rational[]> GPSDestLongitude { get; }

Property Value

Type	Description
ExifTag<Rational[]>

GPSDestLongitudeRef

Gets the GPSDestLongitudeRef exif tag.

Declaration

public static ExifTag<string> GPSDestLongitudeRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSDifferential

Gets the GPSDifferential exif tag.

Declaration

public static ExifTag<ushort> GPSDifferential { get; }

Property Value

Type	Description
ExifTag<ushort>

GPSHPositioningError

Gets the GPSHPositioningError exif tag.

Declaration

public static ExifTag<Rational> GPSHPositioningError { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSIFDOffset

Gets the GPSIFDOffset exif tag.

Declaration

public static ExifTag<uint> GPSIFDOffset { get; }

Property Value

Type	Description
ExifTag<uint>

GPSImgDirection

Gets the GPSImgDirection exif tag.

Declaration

public static ExifTag<Rational> GPSImgDirection { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSImgDirectionRef

Gets the GPSImgDirectionRef exif tag.

Declaration

public static ExifTag<string> GPSImgDirectionRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSLatitude

Gets the GPSLatitude exif tag.

Declaration

public static ExifTag<Rational[]> GPSLatitude { get; }

Property Value

Type	Description
ExifTag<Rational[]>

GPSLatitudeRef

Gets the GPSLatitudeRef exif tag.

Declaration

public static ExifTag<string> GPSLatitudeRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSLongitude

Gets the GPSLongitude exif tag.

Declaration

public static ExifTag<Rational[]> GPSLongitude { get; }

Property Value

Type	Description
ExifTag<Rational[]>

GPSLongitudeRef

Gets the GPSLongitudeRef exif tag.

Declaration

public static ExifTag<string> GPSLongitudeRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSMapDatum

Gets the GPSMapDatum exif tag.

Declaration

public static ExifTag<string> GPSMapDatum { get; }

Property Value

Type	Description
ExifTag<string>

GPSMeasureMode

Gets the GPSMeasureMode exif tag.

Declaration

public static ExifTag<string> GPSMeasureMode { get; }

Property Value

Type	Description
ExifTag<string>

GPSProcessingMethod

Gets the GPSProcessingMethod exif tag.

Declaration

public static ExifTag<EncodedString> GPSProcessingMethod { get; }

Property Value

Type	Description
ExifTag<EncodedString>

GPSSatellites

Gets the GPSSatellites exif tag.

Declaration

public static ExifTag<string> GPSSatellites { get; }

Property Value

Type	Description
ExifTag<string>

GPSSpeed

Gets the GPSSpeed exif tag.

Declaration

public static ExifTag<Rational> GPSSpeed { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSSpeedRef

Gets the GPSSpeedRef exif tag.

Declaration

public static ExifTag<string> GPSSpeedRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSStatus

Gets the GPSStatus exif tag.

Declaration

public static ExifTag<string> GPSStatus { get; }

Property Value

Type	Description
ExifTag<string>

GPSTimestamp

Gets the GPSTimestamp exif tag.

Declaration

public static ExifTag<Rational[]> GPSTimestamp { get; }

Property Value

Type	Description
ExifTag<Rational[]>

GPSTrack

Gets the GPSTrack exif tag.

Declaration

public static ExifTag<Rational> GPSTrack { get; }

Property Value

Type	Description
ExifTag<Rational>

GPSTrackRef

Gets the GPSTrackRef exif tag.

Declaration

public static ExifTag<string> GPSTrackRef { get; }

Property Value

Type	Description
ExifTag<string>

GPSVersionID

Gets the GPSVersionID exif tag.

Declaration

public static ExifTag<byte[]> GPSVersionID { get; }

Property Value

Type	Description
ExifTag<byte[]>

GainControl

Gets the GainControl exif tag.

Declaration

public static ExifTag<ushort> GainControl { get; }

Property Value

Type	Description
ExifTag<ushort>

GrayResponseCurve

Gets the GrayResponseCurve exif tag.

Declaration

public static ExifTag<ushort[]> GrayResponseCurve { get; }

Property Value

Type	Description
ExifTag<ushort[]>

GrayResponseUnit

Gets the GrayResponseUnit exif tag.

Declaration

public static ExifTag<ushort> GrayResponseUnit { get; }

Property Value

Type	Description
ExifTag<ushort>

HalftoneHints

Gets the HalftoneHints exif tag.

Declaration

public static ExifTag<ushort[]> HalftoneHints { get; }

Property Value

Type	Description
ExifTag<ushort[]>

HostComputer

Gets the HostComputer exif tag.

Declaration

public static ExifTag<string> HostComputer { get; }

Property Value

Type	Description
ExifTag<string>

Humidity

Gets the Humidity exif tag.

Declaration

public static ExifTag<Rational> Humidity { get; }

Property Value

Type	Description
ExifTag<Rational>

IPTC

Gets the IPTC exif tag.

Declaration

public static ExifTag<byte[]> IPTC { get; }

Property Value

Type	Description
ExifTag<byte[]>

ISOSpeed

Gets the ISOSpeed exif tag.

Declaration

public static ExifTag<uint> ISOSpeed { get; }

Property Value

Type	Description
ExifTag<uint>

ISOSpeedLatitudeyyy

Gets the ISOSpeedLatitudeyyy exif tag.

Declaration

public static ExifTag<uint> ISOSpeedLatitudeyyy { get; }

Property Value

Type	Description
ExifTag<uint>

ISOSpeedLatitudezzz

Gets the ISOSpeedLatitudezzz exif tag.

Declaration

public static ExifTag<uint> ISOSpeedLatitudezzz { get; }

Property Value

Type	Description
ExifTag<uint>

ISOSpeedRatings

Gets the ISOSpeedRatings exif tag.

Declaration

public static ExifTag<ushort[]> ISOSpeedRatings { get; }

Property Value

Type	Description
ExifTag<ushort[]>

IccProfile

Gets the IccProfile exif tag.

Declaration

public static ExifTag<byte[]> IccProfile { get; }

Property Value

Type	Description
ExifTag<byte[]>

ImageDescription

Gets the ImageDescription exif tag.

Declaration

public static ExifTag<string> ImageDescription { get; }

Property Value

Type	Description
ExifTag<string>

ImageHistory

Gets the ImageHistory exif tag.

Declaration

public static ExifTag<string> ImageHistory { get; }

Property Value

Type	Description
ExifTag<string>

ImageID

Gets the ImageID exif tag.

Declaration

public static ExifTag<string> ImageID { get; }

Property Value

Type	Description
ExifTag<string>

ImageLayer

Gets the ImageLayer exif tag.

Declaration

public static ExifTag<Number[]> ImageLayer { get; }

Property Value

Type	Description
ExifTag<Number[]>

ImageLength

Gets the ImageLength exif tag.

Declaration

public static ExifTag<Number> ImageLength { get; }

Property Value

Type	Description
ExifTag<Number>

ImageNumber

Gets the ImageNumber exif tag.

Declaration

public static ExifTag<uint> ImageNumber { get; }

Property Value

Type	Description
ExifTag<uint>

ImageSourceData

Gets the ImageSourceData exif tag.

Declaration

public static ExifTag<byte[]> ImageSourceData { get; }

Property Value

Type	Description
ExifTag<byte[]>

ImageUniqueID

Gets the ImageUniqueID exif tag.

Declaration

public static ExifTag<string> ImageUniqueID { get; }

Property Value

Type	Description
ExifTag<string>

ImageWidth

Gets the ImageWidth exif tag.

Declaration

public static ExifTag<Number> ImageWidth { get; }

Property Value

Type	Description
ExifTag<Number>

Indexed

Gets the Indexed exif tag.

Declaration

public static ExifTag<ushort> Indexed { get; }

Property Value

Type	Description
ExifTag<ushort>

InkNames

Gets the InkNames exif tag.

Declaration

public static ExifTag<string> InkNames { get; }

Property Value

Type	Description
ExifTag<string>

InkSet

Gets the InkSet exif tag.

Declaration

public static ExifTag<ushort> InkSet { get; }

Property Value

Type	Description
ExifTag<ushort>

IntergraphMatrix

Gets the IntergraphMatrix exif tag.

Declaration

public static ExifTag<double[]> IntergraphMatrix { get; }

Property Value

Type	Description
ExifTag<double[]>

IntergraphPacketData

Gets the IntergraphPacketData exif tag.

Declaration

public static ExifTag<ushort[]> IntergraphPacketData { get; }

Property Value

Type	Description
ExifTag<ushort[]>

IntergraphRegisters

Gets the IntergraphRegisters exif tag.

Declaration

public static ExifTag<uint[]> IntergraphRegisters { get; }

Property Value

Type	Description
ExifTag<uint[]>

Interlace

Gets the Interlace exif tag.

Declaration

public static ExifTag<ushort> Interlace { get; }

Property Value

Type	Description
ExifTag<ushort>

JPEGACTables

Gets the JPEGACTables exif tag.

Declaration

public static ExifTag<uint[]> JPEGACTables { get; }

Property Value

Type	Description
ExifTag<uint[]>

JPEGDCTables

Gets the JPEGDCTables exif tag.

Declaration

public static ExifTag<uint[]> JPEGDCTables { get; }

Property Value

Type	Description
ExifTag<uint[]>

JPEGInterchangeFormat

Gets the JPEGInterchangeFormat exif tag.

Declaration

public static ExifTag<uint> JPEGInterchangeFormat { get; }

Property Value

Type	Description
ExifTag<uint>

JPEGInterchangeFormatLength

Gets the JPEGInterchangeFormatLength exif tag.

Declaration

public static ExifTag<uint> JPEGInterchangeFormatLength { get; }

Property Value

Type	Description
ExifTag<uint>

JPEGLosslessPredictors

Gets the JPEGLosslessPredictors exif tag.

Declaration

public static ExifTag<ushort[]> JPEGLosslessPredictors { get; }

Property Value

Type	Description
ExifTag<ushort[]>

JPEGPointTransforms

Gets the JPEGPointTransforms exif tag.

Declaration

public static ExifTag<ushort[]> JPEGPointTransforms { get; }

Property Value

Type	Description
ExifTag<ushort[]>

JPEGProc

Gets the JPEGProc exif tag.

Declaration

public static ExifTag<ushort> JPEGProc { get; }

Property Value

Type	Description
ExifTag<ushort>

JPEGQTables

Gets the JPEGQTables exif tag.

Declaration

public static ExifTag<uint[]> JPEGQTables { get; }

Property Value

Type	Description
ExifTag<uint[]>

JPEGRestartInterval

Gets the JPEGRestartInterval exif tag.

Declaration

public static ExifTag<ushort> JPEGRestartInterval { get; }

Property Value

Type	Description
ExifTag<ushort>

JPEGTables

Gets the JPEGTables exif tag.

Declaration

public static ExifTag<byte[]> JPEGTables { get; }

Property Value

Type	Description
ExifTag<byte[]>

LensMake

Gets the LensMake exif tag.

Declaration

public static ExifTag<string> LensMake { get; }

Property Value

Type	Description
ExifTag<string>

LensModel

Gets the LensModel exif tag.

Declaration

public static ExifTag<string> LensModel { get; }

Property Value

Type	Description
ExifTag<string>

LensSerialNumber

Gets the LensSerialNumber exif tag.

Declaration

public static ExifTag<string> LensSerialNumber { get; }

Property Value

Type	Description
ExifTag<string>

LensSpecification

Gets the LensSpecification exif tag.

Declaration

public static ExifTag<Rational[]> LensSpecification { get; }

Property Value

Type	Description
ExifTag<Rational[]>

LightSource

Gets the LightSource exif tag.

Declaration

public static ExifTag<ushort> LightSource { get; }

Property Value

Type	Description
ExifTag<ushort>

MDFileTag

Gets the MDFileTag exif tag.

Declaration

public static ExifTag<uint> MDFileTag { get; }

Property Value

Type	Description
ExifTag<uint>

MDFileUnits

Gets the MDFileUnits exif tag.

Declaration

public static ExifTag<string> MDFileUnits { get; }

Property Value

Type	Description
ExifTag<string>

MDLabName

Gets the MDLabName exif tag.

Declaration

public static ExifTag<string> MDLabName { get; }

Property Value

Type	Description
ExifTag<string>

MDPrepDate

Gets the MDPrepDate exif tag.

Declaration

public static ExifTag<string> MDPrepDate { get; }

Property Value

Type	Description
ExifTag<string>

MDPrepTime

Gets the MDPrepTime exif tag.

Declaration

public static ExifTag<string> MDPrepTime { get; }

Property Value

Type	Description
ExifTag<string>

MDSampleInfo

Gets the MDSampleInfo exif tag.

Declaration

public static ExifTag<string> MDSampleInfo { get; }

Property Value

Type	Description
ExifTag<string>

MDScalePixel

Gets the MDScalePixel exif tag.

Declaration

public static ExifTag<Rational> MDScalePixel { get; }

Property Value

Type	Description
ExifTag<Rational>

Make

Gets the Make exif tag.

Declaration

public static ExifTag<string> Make { get; }

Property Value

Type	Description
ExifTag<string>

MakerNote

Gets the MakerNote exif tag.

Declaration

public static ExifTag<byte[]> MakerNote { get; }

Property Value

Type	Description
ExifTag<byte[]>

MaxApertureValue

Gets the MaxApertureValue exif tag.

Declaration

public static ExifTag<Rational> MaxApertureValue { get; }

Property Value

Type	Description
ExifTag<Rational>

MaxSampleValue

Gets the MaxSampleValue exif tag.

Declaration

public static ExifTag<ushort[]> MaxSampleValue { get; }

Property Value

Type	Description
ExifTag<ushort[]>

MeteringMode

Gets the MeteringMode exif tag.

Declaration

public static ExifTag<ushort> MeteringMode { get; }

Property Value

Type	Description
ExifTag<ushort>

MinSampleValue

Gets the MinSampleValue exif tag.

Declaration

public static ExifTag<ushort[]> MinSampleValue { get; }

Property Value

Type	Description
ExifTag<ushort[]>

ModeNumber

Gets the ModeNumber exif tag.

Declaration

public static ExifTag<byte> ModeNumber { get; }

Property Value

Type	Description
ExifTag<byte>

Model

Gets the Model exif tag.

Declaration

public static ExifTag<string> Model { get; }

Property Value

Type	Description
ExifTag<string>

ModelTiePoint

Gets the ModelTiePoint exif tag.

Declaration

public static ExifTag<double[]> ModelTiePoint { get; }

Property Value

Type	Description
ExifTag<double[]>

ModelTransform

Gets the ModelTransform exif tag.

Declaration

public static ExifTag<double[]> ModelTransform { get; }

Property Value

Type	Description
ExifTag<double[]>

Noise

Gets the Noise exif tag.

Declaration

public static ExifTag<byte[]> Noise { get; }

Property Value

Type	Description
ExifTag<byte[]>

NumberOfInks

Gets the NumberOfInks exif tag.

Declaration

public static ExifTag<ushort> NumberOfInks { get; }

Property Value

Type	Description
ExifTag<ushort>

OECF

Gets the OECF exif tag.

Declaration

public static ExifTag<byte[]> OECF { get; }

Property Value

Type	Description
ExifTag<byte[]>

OPIProxy

Gets the OPIProxy exif tag.

Declaration

public static ExifTag<ushort> OPIProxy { get; }

Property Value

Type	Description
ExifTag<ushort>

OffsetTime

Gets the OffsetTime exif tag.

Declaration

public static ExifTag<string> OffsetTime { get; }

Property Value

Type	Description
ExifTag<string>

OffsetTimeDigitized

Gets the OffsetTimeDigitized exif tag.

Declaration

public static ExifTag<string> OffsetTimeDigitized { get; }

Property Value

Type	Description
ExifTag<string>

OffsetTimeOriginal

Gets the OffsetTimeOriginal exif tag.

Declaration

public static ExifTag<string> OffsetTimeOriginal { get; }

Property Value

Type	Description
ExifTag<string>

OldSubfileType

Gets the OldSubfileType exif tag.

Declaration

public static ExifTag<ushort> OldSubfileType { get; }

Property Value

Type	Description
ExifTag<ushort>

Orientation

Gets the Orientation exif tag.

Declaration

public static ExifTag<ushort> Orientation { get; }

Property Value

Type	Description
ExifTag<ushort>

OwnerName

Gets the OwnerName exif tag.

Declaration

public static ExifTag<string> OwnerName { get; }

Property Value

Type	Description
ExifTag<string>

PageName

Gets the PageName exif tag.

Declaration

public static ExifTag<string> PageName { get; }

Property Value

Type	Description
ExifTag<string>

PageNumber

Gets the PageNumber exif tag.

Declaration

public static ExifTag<ushort[]> PageNumber { get; }

Property Value

Type	Description
ExifTag<ushort[]>

PhotometricInterpretation

Gets the PhotometricInterpretation exif tag.

Declaration

public static ExifTag<ushort> PhotometricInterpretation { get; }

Property Value

Type	Description
ExifTag<ushort>

PixelScale

Gets the PixelScale exif tag.

Declaration

public static ExifTag<double[]> PixelScale { get; }

Property Value

Type	Description
ExifTag<double[]>

PixelXDimension

Gets the PixelXDimension exif tag.

Declaration

public static ExifTag<Number> PixelXDimension { get; }

Property Value

Type	Description
ExifTag<Number>

PixelYDimension

Gets the PixelYDimension exif tag.

Declaration

public static ExifTag<Number> PixelYDimension { get; }

Property Value

Type	Description
ExifTag<Number>

PlanarConfiguration

Gets the PlanarConfiguration exif tag.

Declaration

public static ExifTag<ushort> PlanarConfiguration { get; }

Property Value

Type	Description
ExifTag<ushort>

Predictor

Gets the Predictor exif tag.

Declaration

public static ExifTag<ushort> Predictor { get; }

Property Value

Type	Description
ExifTag<ushort>

Pressure

Gets the Pressure exif tag.

Declaration

public static ExifTag<Rational> Pressure { get; }

Property Value

Type	Description
ExifTag<Rational>

PrimaryChromaticities

Gets the PrimaryChromaticities exif tag.

Declaration

public static ExifTag<Rational[]> PrimaryChromaticities { get; }

Property Value

Type	Description
ExifTag<Rational[]>

ProfileType

Gets the ProfileType exif tag.

Declaration

public static ExifTag<uint> ProfileType { get; }

Property Value

Type	Description
ExifTag<uint>

Rating

Gets the Rating exif tag.

Declaration

public static ExifTag<ushort> Rating { get; }

Property Value

Type	Description
ExifTag<ushort>

RatingPercent

Gets the RatingPercent exif tag.

Declaration

public static ExifTag<ushort> RatingPercent { get; }

Property Value

Type	Description
ExifTag<ushort>

RecommendedExposureIndex

Gets the RecommendedExposureIndex exif tag.

Declaration

public static ExifTag<uint> RecommendedExposureIndex { get; }

Property Value

Type	Description
ExifTag<uint>

ReferenceBlackWhite

Gets the ReferenceBlackWhite exif tag.

Declaration

public static ExifTag<Rational[]> ReferenceBlackWhite { get; }

Property Value

Type	Description
ExifTag<Rational[]>

RelatedSoundFile

Gets the RelatedSoundFile exif tag.

Declaration

public static ExifTag<string> RelatedSoundFile { get; }

Property Value

Type	Description
ExifTag<string>

ResolutionUnit

Gets the ResolutionUnit exif tag.

Declaration

public static ExifTag<ushort> ResolutionUnit { get; }

Property Value

Type	Description
ExifTag<ushort>

RowsPerStrip

Gets the RowsPerStrip exif tag.

Declaration

public static ExifTag<Number> RowsPerStrip { get; }

Property Value

Type	Description
ExifTag<Number>

SEMInfo

Gets the SEMInfo exif tag.

Declaration

public static ExifTag<string> SEMInfo { get; }

Property Value

Type	Description
ExifTag<string>

SMaxSampleValue

Gets the SMaxSampleValue exif tag.

Declaration

public static ExifTag<uint[]> SMaxSampleValue { get; }

Property Value

Type	Description
ExifTag<uint[]>

SMinSampleValue

Gets the SMinSampleValue exif tag.

Declaration

public static ExifTag<uint[]> SMinSampleValue { get; }

Property Value

Type	Description
ExifTag<uint[]>

SampleFormat

Gets the SampleFormat exif tag.

Declaration

public static ExifTag<ushort[]> SampleFormat { get; }

Property Value

Type	Description
ExifTag<ushort[]>

SamplesPerPixel

Gets the SamplesPerPixel exif tag.

Declaration

public static ExifTag<ushort> SamplesPerPixel { get; }

Property Value

Type	Description
ExifTag<ushort>

Saturation

Gets the Saturation exif tag.

Declaration

public static ExifTag<ushort> Saturation { get; }

Property Value

Type	Description
ExifTag<ushort>

SceneCaptureType

Gets the SceneCaptureType exif tag.

Declaration

public static ExifTag<ushort> SceneCaptureType { get; }

Property Value

Type	Description
ExifTag<ushort>

SceneType

Gets the ImageDescription exif tag.

Declaration

public static ExifTag<byte> SceneType { get; }

Property Value

Type	Description
ExifTag<byte>

SecurityClassification

Gets the SecurityClassification exif tag.

Declaration

public static ExifTag<string> SecurityClassification { get; }

Property Value

Type	Description
ExifTag<string>

SelfTimerMode

Gets the SelfTimerMode exif tag.

Declaration

public static ExifTag<ushort> SelfTimerMode { get; }

Property Value

Type	Description
ExifTag<ushort>

SensingMethod

Gets the SensingMethod exif tag.

Declaration

public static ExifTag<ushort> SensingMethod { get; }

Property Value

Type	Description
ExifTag<ushort>

SensingMethod2

Gets the SensingMethod2 exif tag.

Declaration

public static ExifTag<ushort> SensingMethod2 { get; }

Property Value

Type	Description
ExifTag<ushort>

SensitivityType

Gets the SensitivityType exif tag.

Declaration

public static ExifTag<ushort> SensitivityType { get; }

Property Value

Type	Description
ExifTag<ushort>

SerialNumber

Gets the SerialNumber exif tag.

Declaration

public static ExifTag<string> SerialNumber { get; }

Property Value

Type	Description
ExifTag<string>

Sharpness

Gets the Sharpness exif tag.

Declaration

public static ExifTag<ushort> Sharpness { get; }

Property Value

Type	Description
ExifTag<ushort>

ShutterSpeedValue

Gets the ShutterSpeedValue exif tag.

Declaration

public static ExifTag<SignedRational> ShutterSpeedValue { get; }

Property Value

Type	Description
ExifTag<SignedRational>

Software

Gets the Software exif tag.

Declaration

public static ExifTag<string> Software { get; }

Property Value

Type	Description
ExifTag<string>

SpatialFrequencyResponse

Gets the SpatialFrequencyResponse exif tag.

Declaration

public static ExifTag<byte[]> SpatialFrequencyResponse { get; }

Property Value

Type	Description
ExifTag<byte[]>

SpatialFrequencyResponse2

Gets the SpatialFrequencyResponse2 exif tag.

Declaration

public static ExifTag<byte[]> SpatialFrequencyResponse2 { get; }

Property Value

Type	Description
ExifTag<byte[]>

SpectralSensitivity

Gets the SpectralSensitivity exif tag.

Declaration

public static ExifTag<string> SpectralSensitivity { get; }

Property Value

Type	Description
ExifTag<string>

StandardOutputSensitivity

Gets the StandardOutputSensitivity exif tag.

Declaration

public static ExifTag<uint> StandardOutputSensitivity { get; }

Property Value

Type	Description
ExifTag<uint>

StripByteCounts

Gets the StripByteCounts exif tag.

Declaration

public static ExifTag<Number[]> StripByteCounts { get; }

Property Value

Type	Description
ExifTag<Number[]>

StripOffsets

Gets the StripOffsets exif tag.

Declaration

public static ExifTag<Number[]> StripOffsets { get; }

Property Value

Type	Description
ExifTag<Number[]>

StripRowCounts

Gets the StripRowCounts exif tag.

Declaration

public static ExifTag<uint[]> StripRowCounts { get; }

Property Value

Type	Description
ExifTag<uint[]>

SubIFDOffset

Gets the SubIFDOffset exif tag.

Declaration

public static ExifTag<uint> SubIFDOffset { get; }

Property Value

Type	Description
ExifTag<uint>

SubIFDs

Gets the offset to child IFDs exif tag.

Declaration

public static ExifTag<uint[]> SubIFDs { get; }

Property Value

Type	Description
ExifTag<uint[]>

SubfileType

Gets the SubfileType exif tag.

Declaration

public static ExifTag<uint> SubfileType { get; }

Property Value

Type	Description
ExifTag<uint>

SubjectArea

Gets the SubjectArea exif tag.

Declaration

public static ExifTag<ushort[]> SubjectArea { get; }

Property Value

Type	Description
ExifTag<ushort[]>

SubjectDistance

Gets the SubjectDistance exif tag.

Declaration

public static ExifTag<Rational> SubjectDistance { get; }

Property Value

Type	Description
ExifTag<Rational>

SubjectDistanceRange

Gets the SubjectDistanceRange exif tag.

Declaration

public static ExifTag<ushort> SubjectDistanceRange { get; }

Property Value

Type	Description
ExifTag<ushort>

SubjectLocation

Gets the SubjectLocation exif tag.

Declaration

public static ExifTag<ushort[]> SubjectLocation { get; }

Property Value

Type	Description
ExifTag<ushort[]>

SubsecTime

Gets the SubsecTime exif tag.

Declaration

public static ExifTag<string> SubsecTime { get; }

Property Value

Type	Description
ExifTag<string>

SubsecTimeDigitized

Gets the SubsecTimeDigitized exif tag.

Declaration

public static ExifTag<string> SubsecTimeDigitized { get; }

Property Value

Type	Description
ExifTag<string>

SubsecTimeOriginal

Gets the SubsecTimeOriginal exif tag.

Declaration

public static ExifTag<string> SubsecTimeOriginal { get; }

Property Value

Type	Description
ExifTag<string>

T4Options

Gets the T4Options exif tag.

Declaration

public static ExifTag<uint> T4Options { get; }

Property Value

Type	Description
ExifTag<uint>

T6Options

Gets the T6Options exif tag.

Declaration

public static ExifTag<uint> T6Options { get; }

Property Value

Type	Description
ExifTag<uint>

T82ptions

Gets the T82ptions exif tag.

Declaration

public static ExifTag<uint> T82ptions { get; }

Property Value

Type	Description
ExifTag<uint>

TIFFEPStandardID

Gets the TIFFEPStandardID exif tag.

Declaration

public static ExifTag<byte[]> TIFFEPStandardID { get; }

Property Value

Type	Description
ExifTag<byte[]>

TargetPrinter

Gets the TargetPrinter exif tag.

Declaration

public static ExifTag<string> TargetPrinter { get; }

Property Value

Type	Description
ExifTag<string>

Thresholding

Gets the Thresholding exif tag.

Declaration

public static ExifTag<ushort> Thresholding { get; }

Property Value

Type	Description
ExifTag<ushort>

TileByteCounts

Gets the TileByteCounts exif tag.

Declaration

public static ExifTag<Number[]> TileByteCounts { get; }

Property Value

Type	Description
ExifTag<Number[]>

TileLength

Gets the TileLength exif tag.

Declaration

public static ExifTag<Number> TileLength { get; }

Property Value

Type	Description
ExifTag<Number>

TileOffsets

Gets the TileOffsets exif tag.

Declaration

public static ExifTag<Number[]> TileOffsets { get; }

Property Value

Type	Description
ExifTag<Number[]>

TileWidth

Gets the TileWidth exif tag.

Declaration

public static ExifTag<Number> TileWidth { get; }

Property Value

Type	Description
ExifTag<Number>

TimeZoneOffset

Gets the TimeZoneOffset exif tag.

Declaration

public static ExifTag<short[]> TimeZoneOffset { get; }

Property Value

Type	Description
ExifTag<short[]>

TransferFunction

Gets the TransferFunction exif tag.

Declaration

public static ExifTag<ushort[]> TransferFunction { get; }

Property Value

Type	Description
ExifTag<ushort[]>

TransferRange

Gets the TransferRange exif tag.

Declaration

public static ExifTag<ushort[]> TransferRange { get; }

Property Value

Type	Description
ExifTag<ushort[]>

UserComment

Gets the UserComment exif tag.

Declaration

public static ExifTag<EncodedString> UserComment { get; }

Property Value

Type	Description
ExifTag<EncodedString>

VersionYear

Gets the VersionYear exif tag.

Declaration

public static ExifTag<byte[]> VersionYear { get; }

Property Value

Type	Description
ExifTag<byte[]>

WaterDepth

Gets the WaterDepth exif tag.

Declaration

public static ExifTag<SignedRational> WaterDepth { get; }

Property Value

Type	Description
ExifTag<SignedRational>

WhiteBalance

Gets the WhiteBalance exif tag.

Declaration

public static ExifTag<ushort> WhiteBalance { get; }

Property Value

Type	Description
ExifTag<ushort>

WhitePoint

Gets the WhitePoint exif tag.

Declaration

public static ExifTag<Rational[]> WhitePoint { get; }

Property Value

Type	Description
ExifTag<Rational[]>

XClipPathUnits

Gets the XClipPathUnits exif tag.

Declaration

public static ExifTag<uint> XClipPathUnits { get; }

Property Value

Type	Description
ExifTag<uint>

XMP

Gets the XMP exif tag.

Declaration

public static ExifTag<byte[]> XMP { get; }

Property Value

Type	Description
ExifTag<byte[]>

XPAuthor

Gets the author tag used by Windows (encoded in UCS2).

Declaration

public static ExifTag<string> XPAuthor { get; }

Property Value

Type	Description
ExifTag<string>

XPComment

Gets the comment tag used by Windows (encoded in UCS2).

Declaration

public static ExifTag<string> XPComment { get; }

Property Value

Type	Description
ExifTag<string>

XPKeywords

Gets the keywords tag used by Windows (encoded in UCS2).

Declaration

public static ExifTag<string> XPKeywords { get; }

Property Value

Type	Description
ExifTag<string>

XPSubject

Gets the subject tag used by Windows (encoded in UCS2).

Declaration

public static ExifTag<string> XPSubject { get; }

Property Value

Type	Description
ExifTag<string>

XPTitle

Gets the title tag used by Windows (encoded in UCS2).

Declaration

public static ExifTag<string> XPTitle { get; }

Property Value

Type	Description
ExifTag<string>

XPosition

Gets the XPosition exif tag.

Declaration

public static ExifTag<Rational> XPosition { get; }

Property Value

Type	Description
ExifTag<Rational>

XResolution

Gets the XResolution exif tag.

Declaration

public static ExifTag<Rational> XResolution { get; }

Property Value

Type	Description
ExifTag<Rational>

YCbCrCoefficients

Gets the YCbCrCoefficients exif tag.

Declaration

public static ExifTag<Rational[]> YCbCrCoefficients { get; }

Property Value

Type	Description
ExifTag<Rational[]>

YCbCrPositioning

Gets the YCbCrPositioning exif tag.

Declaration

public static ExifTag<ushort> YCbCrPositioning { get; }

Property Value

Type	Description
ExifTag<ushort>

YCbCrSubsampling

Gets the YCbCrSubsampling exif tag.

Declaration

public static ExifTag<ushort[]> YCbCrSubsampling { get; }

Property Value

Type	Description
ExifTag<ushort[]>

YClipPathUnits

Gets the YClipPathUnits exif tag.

Declaration

public static ExifTag<uint> YClipPathUnits { get; }

Property Value

Type	Description
ExifTag<uint>

YPosition

Gets the YPosition exif tag.

Declaration

public static ExifTag<Rational> YPosition { get; }

Property Value

Type	Description
ExifTag<Rational>

YResolution

Gets the YResolution exif tag.

Declaration

public static ExifTag<Rational> YResolution { get; }

Property Value

Type	Description
ExifTag<Rational>

Methods

Equals(ExifTag?)

Indicates whether the current object is equal to another object of the same type.

Declaration

public bool Equals(ExifTag? other)

Parameters

Type	Name	Description
ExifTag	other	An object to compare with this object.

Returns

Type	Description
bool	true if the current object is equal to the other parameter; otherwise, false.

Equals(object?)

Determines whether the specified object is equal to the current object.

Declaration

public override bool Equals(object? obj)

Parameters

Type	Name	Description
object	obj	The object to compare with the current object.

Returns

Type	Description
bool	true if the specified object is equal to the current object; otherwise, false.

Overrides

object.Equals(object)

GetHashCode()

Serves as the default hash function.

Declaration

public override int GetHashCode()

Returns

Type	Description
int	A hash code for the current object.

Overrides

object.GetHashCode()

ToString()

Returns a string that represents the current object.

Declaration

public override string ToString()

Returns

Type	Description
string	A string that represents the current object.

Overrides

object.ToString()

Operators

operator ==(ExifTag?, ExifTag?)

Determines whether the specified ExifTag instances are considered equal.

Declaration

public static bool operator ==(ExifTag? left, ExifTag? right)

Parameters

Type	Name	Description
ExifTag	left	The first ExifTag to compare.
ExifTag	right	The second ExifTag to compare.

Returns

Type	Description
bool

explicit operator ushort(ExifTag)

Converts the specified ExifTag to a ushort.

Declaration

public static explicit operator ushort(ExifTag tag)

Parameters

Type	Name	Description
ExifTag	tag	The ExifTag to convert.

Returns

Type	Description
ushort

operator !=(ExifTag?, ExifTag?)

Determines whether the specified ExifTag instances are not considered equal.

Declaration

public static bool operator !=(ExifTag? left, ExifTag? right)

Parameters

Type	Name	Description
ExifTag	left	The first ExifTag to compare.
ExifTag	right	The second ExifTag to compare.

Returns

Type	Description
bool

Implements

IEquatable<T>