Interface DecodedIris

Decoded EF.DG4 datagroup

interface DecodedIris {
    biometricSubtype: IrisEyeSubtype;
    captureDeviceId: number;
    depth: number;
    deviceUniqueId: number;
    imageData: Buffer;
    imageHeight: number;
    imagePropertiesBits: number;
    imageTransformation: number;
    imageType: IrisImageFormat;
    imageWidth: number;
    irisDiameter: number;
    lengthOfRecord: number;
    quality: number;
    rotationAngle: number;
    rotationAngleUncertainty: number;
    sbh: default;
}

Hierarchy

  • AbstractBioTemplate
    • DecodedIris

Properties

biometricSubtype captureDeviceId depth deviceUniqueId imageData imageHeight imagePropertiesBits imageTransformation imageType imageWidth irisDiameter lengthOfRecord quality rotationAngle rotationAngleUncertainty sbh

Properties

biometricSubtype

biometricSubtype: IrisEyeSubtype

Eye type

captureDeviceId

captureDeviceId: number

ID of Biometric scanner (by manufacturer)

depth

depth: number

Bit depth of the grayscale scale

deviceUniqueId

deviceUniqueId: number

ID of Biometric scanner (by issuing authority)

imageData

imageData: Buffer

Raw image data

imageHeight

imageHeight: number

Image height

imagePropertiesBits

imagePropertiesBits: number

Bit field of image properties. ISO/IEC 19794-6, table 2

imageTransformation

imageTransformation: number

Converting image to polar coordinate system

imageType

imageType: IrisImageFormat

Image Data Type

imageWidth

imageWidth: number

Image width

irisDiameter

irisDiameter: number

Iris diameter (in points)

lengthOfRecord

lengthOfRecord: number

Length of record

quality

quality: number

Image quality

rotationAngle

rotationAngle: number

Rotation angle of image

rotationAngleUncertainty

rotationAngleUncertainty: number

Error of rotation angle

sbh

sbh: default

Standart Biometric Header. Described by ICAO 9303 p.10 section 4.7.2.1

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