Biometrics Members
2/27/2008
Defines the programmatic interface for a UPOS Biometrics device.
The following tables list the members exposed by the Biometrics type.
Protected Constructors
| Name | Description | |
|---|---|---|
| Biometrics | Creates an instance of the Biometrics class. |
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Public Fields
| Name | Description | |
|---|---|---|
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DataEventEnroll | Indicates the status of enrollment for captured biometrics data. |
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DataEventVerify | Indicates the status of data verification for captured biometrics data. |
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ExtendedErrorFirmwareBadFile | Indicates the specified firmware file or files exist, but one or more of those files are either not in the correct format or are corrupted. (inherited from PosCommon) |
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ExtendedErrorStatistics | Indicates a specified statistic could not be reset or updated. (inherited from PosCommon) |
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ExtendedErrorStatisticsDependency | (inherited from PosCommon ) |
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StatisticAverageFalseAcceptRate | Indicates the average false acceptance rate. |
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StatisticAverageFalseRejectRate | Indicates the average false rejection rate. |
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StatisticCommunicationErrorCount | Holds the programmatic name of the Communication Error Count common statistic. (inherited from PosCommon) |
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StatisticDeviceCategory | Holds the programmatic name of the Device Category common statistic. (inherited from PosCommon) |
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StatisticFirmwareRevision | Holds the programmatic name of the Firmware Revision common statistic. (inherited from PosCommon) |
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StatisticHoursPoweredCount | Holds the programmatic name of the Hours Powered On common statistic. (inherited from PosCommon) |
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StatisticInstallationDate | Holds the programmatic name of the Installation Date common statistic. (inherited from PosCommon) |
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StatisticInterface | Holds the programmatic name of the Interface common statistic. (inherited from PosCommon) |
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StatisticManufactureDate | Holds the programmatic name of the Manufacture Date common statistic. (inherited from PosCommon) |
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StatisticManufacturerName | Holds the programmatic name of the Manufacturer Name common statistic. (inherited from PosCommon) |
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StatisticMechanicalRevision | Holds the programmatic name of the Mechanical Revision common statistic. (inherited from PosCommon) |
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StatisticModelName | Holds the programmatic name of the Model Name common statistic. (inherited from PosCommon) |
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StatisticSerialNumber | Holds the programmatic name of the Serial Number common statistic. (inherited from PosCommon) |
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StatisticSuccessfulMatchCount | Increments the number when a match is completed successfully. |
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StatisticUnifiedPOSVersion | Holds the programmatic name of the Unified POS Version common statistic. (inherited from PosCommon) |
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StatisticUnsuccessfulMatchCount | Increments the number when a match is completed unsuccessfully. |
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StatusMoveAway | Indicates that the position was too close. |
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StatusMoveBackward | Indicates that the position was too far forward. |
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StatusMoveCloser | Indicates that the position was too far away. |
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StatusMoveDown | Indicates that the position was too high. |
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StatusMoveFaster | Indicates that the motion was too slow. |
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StatusMoveForward | Indicates that the position was too far backward. |
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StatusMoveLeft | Indicates that the position was too far to the right. |
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StatusMoveRight | Indicates that the position was too far to the left. |
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StatusMoveSlower | Indicates that the motion was too fast. |
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StatusMoveUp | Indicates that the position was too low. |
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StatusPowerOff | Indicates that the device’s power is turned off or it is detached from the terminal. (inherited from PosCommon) |
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StatusPowerOffline | Indicates that the device is powered on but is either not ready or unable to respond to requests. (inherited from PosCommon) |
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StatusPowerOffOffline | Indicates that either the device’s power is off or it is offline. (inherited from PosCommon) |
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StatusPowerOnline | Indicates that the device’s power is turned on and it is ready for use. (inherited from PosCommon) |
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StatusRawData | Indicates that raw image data is available. |
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StatusSensorComplete | |
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StatusSensorDirty | Indicates that the sensor is dirty. |
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StatusSensorReady | |
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StatusUnspecifiedReadFailure | |
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StatusUpdateFirmwareComplete | Indicates the update firmware process has completed successfully. (inherited from PosCommon) |
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StatusUpdateFirmwareCompleteDeviceNotRestored | Indicates the update firmware process succeeded. However, the Service Object and/or the physical device cannot be returned to the state they were in before the update firmware process started. (inherited from PosCommon) |
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StatusUpdateFirmwareFailedDeviceNeedsFirmware | Indicates the update firmware process failed. The device will not be operational until another attempt to update the firmware is successful. (inherited from PosCommon) |
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StatusUpdateFirmwareFailedDeviceOk | Indicates the update firmware process failed. However, the device is still operational. (inherited from PosCommon) |
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StatusUpdateFirmwareFailedDeviceUnknown | Indicates the update firmware process failed. The device is in an indeterminate state. (inherited from PosCommon) |
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StatusUpdateFirmwareFailedDeviceUnrecoverable | Indicates the update firmware process failed. The device is either unusable or unrecoverable through software. (inherited from PosCommon) |
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StatusUpdateFirmwareProgress | Indicates the update firmware process has completed 1 to 100 percent successfully. (inherited from PosCommon) |
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UseDefault | |
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WaitForever | Used as the value for a timeout parameter in common and device-specific methods to indicate the method should wait until it receives a response, instead of timing out. (inherited from PosCommon) |
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Public Properties
(see also Protected Properties )
| Name | Description | |
|---|---|---|
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Algorithm | Gets or sets the biometric algorithm that is used for generating the biometrics template. |
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AlgorithmList | Gets the list of algorithms that are supported by the Biometrics device. |
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AutoDisable | Gets or sets a Boolean value that indicates whether the device is disabled after data is received. |
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BiometricsInformationRecord | Gets the biometric enrollment data that is returned to the application. |
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CapCompareFirmwareVersion | Gets a Boolean value that indicates whether the Service Object/device supports comparing the firmware version in the physical device against that of a firmware file. (inherited from PosCommon) |
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CapPowerReporting | Gets the power reporting capabilities of the device. (inherited from PosCommon) |
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CapPrematchData | Gets a Boolean value that indicates whether the server can use Match-On-Card SmartCard technology to generate a processed BiometricsInformationRecord. |
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CapRawSensorData | Gets a Boolean value that indicates whether the service may return unprocessed data from the biometrics sensor. |
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CapRealTimeData | Gets a Boolean value that indicates whether the biometrics device may supply unprocessed biometrics data as it is captured. |
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CapSensorColor | Gets a value or combination of values that indicates whether the biometrics device supports image formats other than bi-tonal. |
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CapSensorOrientation | Gets a value that indicates whether the sensor image should be rotated before processing, and to what degree. |
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CapSensorType | Gets a value that indicates the type of biometric data that the sensor records. |
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CapStatisticsReporting | Gets a Boolean value that indicates whether the device can accumulate and can provide various statistics regarding usage. (inherited from PosCommon) |
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CapTemplateAdaptation | Gets a Boolean value that indicates whether an adapted Biometrics Information Record can be returned by the service. |
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CapUpdateFirmware | Gets a Boolean value that indicates whether the device's firmware can be updated through the UpdateFirmware method. (inherited from PosCommon) |
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CapUpdateStatistics | Gets a Boolean value that indicates whether some or all the device statistics can be reset to 0 (zero) by using the ResetStatistic and ResetStatistics methods, or updated by using the UpdateStatistic and UpdateStatistics methods. (inherited from PosCommon) |
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CheckHealthText | Gets a string that indicates the health of the device. (inherited from PosCommon) |
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Claimed | Gets a Boolean value that indicates whether the device is claimed for exclusive access. (inherited from PosCommon) |
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Compatibility | Gets the compatibility level of a device. (inherited from PosDevice) |
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DataCount | Gets the number of currently queued DataEvent events. |
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DataEventEnabled | Get or sets a Boolean value that indicates whether a DataEvent event is delivered when input data is queued. |
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DeviceDescription | Gets a string identifying the device and the company that manufactured it. (inherited from PosCommon) |
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DeviceEnabled | Gets or sets a Boolean value that indicates whether the device has been placed in an operational state. (inherited from PosCommon) |
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DeviceName | Gets a short string identifying the device and any pertinent information about it. (inherited from PosCommon) |
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FreezeEvents | Gets or sets a Boolean value that indicates whether the application has requested that the Service Object not deliver events. (inherited from PosCommon) |
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PowerNotify | Gets or sets the type of power notification selection made by the application. (inherited from PosCommon) |
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PowerState | Gets the current power condition. (inherited from PosCommon) |
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RawSensorData | Gets an unprocessed biometrics image as raw pixel data. |
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RealTimeDataEnabled | Gets or sets a Boolean value that indicates whether biometrics data is queued as it is captured. |
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SensorColor | Gets or sets which image capture mode will be applied to new biometrics data. |
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SensorOrientation | Gets or sets the requested orientation adjustment to the received sensor data before BiometricsInformationRecord creation. |
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SensorType | Gets or sets the type of biometrics sensor being accessed. |
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ServiceObjectDescription | Gets a string identifying the Service Object that supports the device and the company that produced it. (inherited from PosCommon) |
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ServiceObjectVersion | Gets the Service Object version number. (inherited from PosCommon) |
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State | Gets the current state of the device. (inherited from PosCommon) |
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SynchronizingObject | Gets or sets the object that is used to marshal the event handler calls issued because of a POS event. (inherited from PosCommon) |
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Protected Properties
| Name | Description | |
|---|---|---|
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DeviceInstanceId | (inherited from PosCommon ) |
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DevicePath | Gets or sets the hardware path of a device. (inherited from PosCommon) |
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HardwareId | (inherited from PosCommon ) |
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IsExclusiveUseDevice | Overridden. Gets a Boolean value that indicates whether Biometrics is an exclusive-use device. |
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Public Methods
(see also Protected Methods )
| Name | Description | |
|---|---|---|
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BeginEnrollCapture | Begins capturing biometrics data for enrollment. |
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BeginVerifyCapture | Begins capturing biometrics data for verification. |
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CheckHealth | (inherited from PosCommon ) |
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Claim | (inherited from PosCommon ) |
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ClearInput | Clears all buffered device input. |
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ClearInputProperties | Resets the values of properties altered by DataEvent or ErrorEvent. |
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Close | Releases the device and its resources. (inherited from PosCommon) |
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CompareFirmwareVersion | (inherited from PosCommon ) |
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DirectIO | (inherited from PosCommon ) |
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EndCapture | Ends the capturing of biometrics data. |
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Equals | Overloaded. (inherited from Object ) |
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GetHashCode | (inherited from Object ) |
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GetType | (inherited from Object ) |
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Identify | Captures biometrics data, compares it to an array of BiometricsInformationRecords, and then returns a rank ordered array of indexes. |
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IdentifyMatch | Compares a sample Biometrics Information Record against the entries of a collection of other Biometrics Information Records, and then returns a rank ordered array of indexes. |
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Open | Opens a device for later input/output processing. (inherited from PosCommon) |
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ProcessPrematchData | Creates biometric samples for use by Match-On-Card and enabled Match-On-Card implementations that require prematch data before matching operations. |
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ReferenceEquals | (inherited from Object ) |
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Release | Releases exclusive access to the device. (inherited from PosCommon) |
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ResetStatistic | (inherited from PosCommon ) |
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ResetStatistics | Overloaded. (inherited from PosCommon ) |
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RetrieveStatistic | (inherited from PosCommon ) |
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RetrieveStatistics | Overloaded. (inherited from PosCommon ) |
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ToString | (inherited from Object ) |
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UpdateFirmware | (inherited from PosCommon ) |
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UpdateStatistic | (inherited from PosCommon ) |
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UpdateStatistics | Overloaded. (inherited from PosCommon ) |
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Verify | Captures biometrics data and compares it against a designated Biometrics Information Record. |
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VerifyMatch | Indicates the event type for DataEvent events. |
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Protected Methods
| Name | Description | |
|---|---|---|
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DeleteConfigurationProperty | (inherited from PosCommon ) |
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Finalize | (inherited from Object ) |
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GetConfigurationProperty | (inherited from PosCommon ) |
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Invoke | (inherited from PosCommon ) |
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MemberwiseClone | (inherited from Object ) |
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SetConfigurationProperty | (inherited from PosCommon ) |
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Public Events
(see also Protected Events )
| Name | Description | |
|---|---|---|
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DataEvent | Notifies the application that input data is available. |
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DirectIOEvent | Raised by the Service Object to communicate information directly to the application. (inherited from PosCommon) |
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ErrorEvent | Notifies the application that a Biometrics device error has been detected and that a suitable response by the application is necessary to process the error condition. |
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StatusUpdateEvent | Raised by the Service Object to alert the application of a device status change. (inherited from PosCommon) |
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Protected Events
| Name | Description | |
|---|---|---|
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DeviceAddedEvent | (inherited from PosCommon ) |
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DeviceRemovedEvent | (inherited from PosCommon ) |
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