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Questions tagged [digital-persona-sdk]

54 questions
8
votes
1 answer

Xamarin Android Binding Library - does not implement inherited abstract member in DigitalPersona UareU JAR

I am trying Android binding library and I am encountering the below error - 'ReaderCollectionImpl' does not implement inherited abstract member 'AbstractList.Get(int)' and the below function is generated in my class public virtual unsafe…
Zero4
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6
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3 answers

How to Compare fingerprints using Digital Persona SDK from png image or Intermediate format?

I´m trying to compare two fingerprint in java using DigitalPersona SDK v 3.0.0, but I geeting FMD is Invalid Error or sometimes I get One or more parameters passed to the API call are invalid. I have a png image obtained from Javascript API and I…
fanycg
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5
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4 answers

Digital Persona Finger Print Verification from DataBase not working

Device : Digital Persona u.are.u 4500 While enrollment i am saving the data in sql database in image format(sql data type is image) It works properly my data is properly saved in database,,but now when i am verifying the data during my…
Parshuram Kalvikatte
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4
votes
1 answer

calling C program function in python - Segmentation fault

So I have a C program that I am running from Python. But am getting segmentation fault error. when I run the C program alone, it runs fine. The C program interfaces a fingerprint sensor using the fprint lib. #include #include…
Aiden
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4
votes
1 answer

Finger print scanner with webusb

Is possible to connected/paired usb finger print scanner with webusb (https://wicg.github.io/webusb)? I have digital persona U.are.U 4500 and want to connect to browser (chrome) with react.js and get image file and can compare image
rusli Abdul gani
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2
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2 answers

Persona U are U 4500 Web API

I am new to biometrics. I bought a new Persona U are U 4500 Device and SDK from a vendor. The SDK has some samples (as expected). All of the samples run smoothly except the WebSample. it do not detects my device in addition it gives an error in the…
Asad Mehmood
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2
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2 answers

How to verify DPFP finger print from SQL Server in C#

I have saved the dpfp template in a varbinary(max) column, now I am retrieving it from database, converting to byte[], then deserializing it, and then putting in the verify() method, but an error occurs: Exception from HRESULT: 0xFFFFFFF8 How I am…
KarachiCoder
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DigitalPersona SDK Runtime issues with Windows 10 IoT Enterprise

I hope someone can help me. We recently purchased a new kiosk model that has a built-in computer. The OS installed on this computer is Windows 10 IoT Enterprise. These kiosks are also equipped with a DigitalPersona fingerprint scanner (U.are.U 4500)…
Marco Renucci
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0 answers

How to connect a Fingerprint reader digitalpersona 4500 with angular?

I'm doing an assitance program for my employes, and I want to connect that fingerprint with angular but I don't know how can I connect and if it is possible, because I don't find good information in the web... any idea? or is better use a…
Fox C
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1 answer

How to attach external fingerprint scanner to flutter attendance application?

I am creating an attendance application using flutter. The owner requires that the attendance should use biometrics. The device may be implemented with android or web. The device provided is Digital Persona U.are.U 4500. I am unable to find any…
nativeprogrammers
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1
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2 answers

DigitalPersona U.are.U java SDK doesnt answer without GUI

I'm currently developping a JAVA program which uses Digital Persona 4500.[DigitalPersonaBiometricSDKforWindows_3.4.0] We're facing problems with it, the sample code uses a GUI that you can sample digital, it works fine with the GUI. But if we dont…
Budelon
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1
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2 answers

Call to Reader.Capture() in DigitalPersona U.are.U SDK does not return

I am developing an application for a DigitalPersona U.are.U 4500 fingerprint reader and using the U.are.U 2.2.3 SDK Java API. The sample Java application that ships with the SDK works flawlessly. However, when I try to do the same thing in my own…
mydoghasworms
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1
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1 answer

Show Fingerprint in Picturebox

I am developing a functionality that involves saving the fingerprint, for this function I have used the Digital Persona U 4500 reader. Download and install the personal digital SDK and build a windows form c # application. I added the control whose…
Ferkin San
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1
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0 answers

How to enroll fingerprint using digital persona javascript driver v3.0.0

The Javascript API of digital persona v3.0.0 only provides the image of thumbprint, it has not capability to generate the enrollment fmd as available in the C# and Java drivers. is there a way to solve this problem ?
Arish Khan
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1
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1 answer

DigitalPersona U.are.U 4500 Fingerprint Reader SDK not working with Windows 10

I'm currently working to integrate the DigitalPersona U.are.U 4500 Fingerprint Reader with our FileMaker application. I installed the DigitalPersona SDK 1.6.1 on my system (Windows 10 Pro x64, 1904 Build 18362). However, the SDK samples do not seem…
Qasim Zaib
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