Document Solutions for PDF
GrapeCity.Documents.Imaging Assembly / GrapeCity.Documents.Imaging.Exif Namespace / ExifTag Enumeration

In This Topic
    ExifTag Enumeration
    In This Topic
    Values corresponding to Exif tags.
    Syntax
    'Declaration
     
    Public Enum ExifTag 
       Inherits System.Enum
    public enum ExifTag : System.Enum 
    Members
    MemberDescription
    AccelerationAcceleration (a scalar regardless of direction) as the ambient situation at the shot, for example the driving acceleration of the vehicle which the photographer rode on at the shot. The unit is mGal (10-5 m/s2).
    ApertureValueThe lens aperture.
    ArtistPerson who created the image.
    BodySerialNumberThis tag records the serial number of the body of the camera that was used in photography.
    BrightnessValueThe value of brightness.
    CameraElevationAngleElevation/depression. Angle of the orientation of the camera (imaging optical axis) as the ambient situation at the shot. The unit is degree(°).
    CameraOwnerNameThis tag records the owner of a camera used in photography.
    CFAPatternIndicates the color filter array (CFA) geometric pattern of the image sensor when a one-chip color area sensor is used.
    ColorSpaceThe color space information tag is always recorded as the color space specifier.
    ComponentsConfigurationSpecific to compressed data; specifies the channels and complements PhotometricInterpretation.
    CompressedBitsPerPixelSpecific to compressed data; states the compressed bits per pixel.
    ContrastIndicates the direction of contrast processing applied by the camera when the image was shot.
    CopyrightCopyright notice.
    CustomRenderedIndicates the use of special processing on image data, such as rendering geared to output.
    DateTimeDate and time of image creation.
    DateTimeDigitizedThe date and time when the image was stored as digital data.
    DateTimeOriginalThe date and time when the original image data was generated.
    DeviceSettingDescriptionThis tag indicates information on the picture-taking conditions of a particular camera model.
    DigitalZoomRatioIndicates the digital zoom ratio when the image was shot.
    ExifVersionThe version of the supported Exif standard.
    ExposureBiasValueThe exposure bias.
    ExposureIndexIndicates the exposure index selected on the camera or input device at the time the image is captured.
    ExposureModeIndicates the exposure mode set when the image was shot.
    ExposureProgramThe class of the program used by the camera to set exposure when the picture is taken.
    ExposureTimeExposure time, given in seconds.
    FileSourceIndicates the image source.
    FlashIndicates the status of flash when the image was shot.
    FlashEnergyIndicates the strobe energy at the time the image is captured, as measured in Beam Candle Power Seconds.
    FlashpixVersionThe Flashpix format version supported by a FPXR file.
    FNumberThe F number.
    FocalLengthThe actual focal length of the lens, in mm.
    FocalLengthIn35mmFilmIndicates the equivalent focal length assuming a 35mm film camera, in mm.
    FocalPlaneResolutionUnitIndicates the unit for measuring FocalPlaneXResolution and FocalPlaneYResolution.
    FocalPlaneXResolutionIndicates the number of pixels in the image width (X) direction per FocalPlaneResolutionUnit on the camera focal plane.
    FocalPlaneYResolutionIndicates the number of pixels in the image height (Y) direction per FocalPlaneResolutionUnit on the camera focal plane.
    GainControlIndicates the degree of overall image gain adjustment.
    GammaIndicates the value of coefficient gamma.
    GpsAltitudeIndicates the altitude based on the reference in GPSAltitudeRef.
    GpsAltitudeRefIndicates the altitude used as the reference altitude.
    GpsAreaInformationA character string recording the name of the GPS area.
    GpsDateStampA character string recording date and time information relative to UTC (Coordinated Universal Time).
    GpsDestBearingIndicates the bearing to the destination point.
    GpsDestBearingRefIndicates the reference used for giving the bearing to the destination point.
    GpsDestDistanceIndicates the distance to the destination point.
    GpsDestDistanceRefIndicates the unit used to express the distance to the destination point.
    GpsDestLatitudeIndicates the latitude of the destination point.
    GpsDestLatitudeRefIndicates whether the latitude of the destination point is north or south latitude.
    GpsDestLongitudeIndicates the longitude of the destination point.
    GpsDestLongitudeRefIndicates whether the longitude of the destination point is east or west longitude.
    GpsDifferentialIndicates whether differential correction is applied to the GPS receiver.
    GpsDOPIndicates the GPS DOP (data degree of precision).
    GpsHPositioningErrorThis tag indicates horizontal positioning errors in meters.
    GpsImgDirectionIndicates the direction of the image when it was captured.
    GpsImgDirectionRefIndicates the reference for giving the direction of the image when it is captured.
    GpsLatitudeIndicates the latitude.
    GpsLatitudeRefIndicates whether the latitude is north or south latitude.
    GpsLongitudeIndicates the longitude.
    GpsLongitudeRefIndicates whether the longitude is east or west longitude.
    GpsMapDatumIndicates the geodetic survey data used by the GPS receiver.
    GpsMeasureModeIndicates the GPS measurement mode.
    GpsProcessingMethodA character string recording the name of the method used for location finding.
    GpsSatellitesIndicates the GPS satellites used for measurements.
    GpsSpeedIndicates the speed of GPS receiver movement.
    GpsSpeedRefIndicates the unit used to express the GPS receiver speed of movement.
    GpsStatusIndicates the status of the GPS receiver when the image is recorded.
    GpsTimeStampIndicates the time as UTC (Coordinated Universal Time). TimeStamp is expressed as three RATIONAL values giving the hour, minute, and second.
    GpsTrackIndicates the direction of GPS receiver movement.
    GpsTrackRefIndicates the reference for giving the direction of GPS receiver movement.
    GpsVersionIDIndicates the version of GPSInfoIFD.
    HumidityHumidity as the ambient situation at the shot, for example the room humidity where the photographer was holding the camera. The unit is %.
    ImageDescriptionA string that describes the subject of the image.
    ImageUniqueIDIndicates an identifier assigned uniquely to each image.
    InteroperabilityIndexIndicates the identification of the Interoperability rule.
    ISOSpeedThis tag indicates the ISO speed value of a camera or input device that is defined in ISO 12232.
    ISOSpeedLatitudeyyyThis tag indicates the ISO speed latitude yyy value of a camera or input device that is defined in ISO 12232.
    ISOSpeedLatitudezzzThis tag indicates the ISO speed latitude zzz value of a camera or input device that is defined in ISO 12232.
    LensMakeThis tag records the lens manufacturer.
    LensModelThis tag records the lens’s model name and model number.
    LensSerialNumberThis tag records the serial number of the interchangeable lens that was used in photography.
    LensSpecificationThis tag notes minimum focal length, maximum focal length, minimum F number in the minimum focal length, and minimum F number in the maximum focal length, which are specification information for the lens that was used in photography.
    LightSourceThe kind of light source.
    MakeThe scanner manufacturer.
    MakerNoteManufacturer specific information.
    MaxApertureValueThe smallest F number of the lens.
    MeteringModeThe metering mode.
    ModelThe scanner model name or number.
    OECFIndicates the Opto-Electric Conversion Function (OECF) specified in ISO 14524.
    OffsetTimeA tag used to record the offset from UTC (the time difference from Universal Time Coordinated including daylight saving time) of the time of DateTime tag.
    OffsetTimeDigitizedA tag used to record the offset from UTC (the time difference from Universal Time Coordinated including daylight saving time) of the time of DateTimeDigitized tag.
    OffsetTimeOriginalA tag used to record the offset from UTC (the time difference from Universal Time Coordinated including daylight saving time) of the time of DateTimeOriginal tag.
    OrientationThe orientation of the image with respect to the rows and columns.
    PhotographicSensitivityIndicates the ISO Speed and ISO Latitude of the camera or input device as specified in ISO 12232.
    PixelXDimensionSpecific to compressed data; the valid width of the meaningful image.
    PixelYDimensionSpecific to compressed data; the valid height of the meaningful image.
    PressurePressure as the ambient situation at the shot, for example the room atmospfere where the photographer was holding the camera or the water pressure under the sea. The unit is hPa.
    PrimaryChromaticitiesThe chromaticities of the primaries of the image.
    RecommendedExposureIndexThis tag indicates the recommended exposure index value of a camera or input device defined in ISO 12232.
    RelatedSoundFileUsed to record the name of an audio file related to the image data.
    ResolutionUnitThe unit of measurement for XResolution and YResolution.
    SaturationIndicates the direction of saturation processing applied by the camera when the image was shot.
    SceneCaptureTypeIndicates the type of scene that was shot.
    SceneTypeIndicates the type of scene.
    SensingMethodIndicates the image sensor type on the camera or input device.
    SensitivityTypeThe SensitivityType tag indicates which one of the parameters of ISO12232 is the PhotographicSensitivity tag.
    SharpnessIndicates the direction of sharpness processing applied by the camera when the image was shot.
    ShutterSpeedValueShutter speed. The unit is the APEX (Additive System of Photographic Exposure) setting.
    SoftwareName and version number of the software package(s) used to create the image.
    SpatialFrequencyResponseRecords the camera or input device spatial frequency table and SFR values in the direction of image width, image height, and diagonal direction, as specified in ISO 12233.
    SpectralSensitivityIndicates the spectral sensitivity of each channel of the camera used.
    StandardOutputSensitivityThis tag indicates the standard output sensitivity value of a camera or input device defined in ISO 12232.
    SubjectAreaIndicates the location and area of the main subject in the overall scene.
    SubjectDistanceThe distance to the subject, given in meters.
    SubjectDistanceRangeIndicates the distance to the subject.
    SubjectLocationIndicates the location of the main subject in the scene.
    SubsecTimeA tag used to record fractions of seconds for the DateTime tag.
    SubsecTimeDigitizedA tag used to record fractions of seconds for the DateTimeDigitized tag.
    SubsecTimeOriginalA tag used to record fractions of seconds for the DateTimeOriginal tag.
    TemperatureTemperature as the ambient situation at the shot, for example the room temperature where the photographer was holding the camera. The unit is °C.
    UserCommentKeywords or comments on the image; complements ImageDescription.
    WaterDepthWater depth as the ambient situation at the shot, for example the water depth of the camera at underwater photography. The unit is m.
    WhiteBalanceIndicates the white balance mode set when the image was shot.
    WhitePointThe chromaticity of the white point of the image.
    XResolutionThe number of pixels per ResolutionUnit in the width direction.
    YResolutionThe number of pixels per ResolutionUnit in the height (length) direction.
    Inheritance Hierarchy

    System.Object
       System.ValueType
          System.Enum
             GrapeCity.Documents.Imaging.Exif.ExifTag

    See Also