Net-X Solutions Ltd - NIST Impex SDK (ANSI/NIST-ITL 1-2000) Library

NIST Impex SDK Library

When dealing with biometric data its vital that your company can meet the needs of emerging transfer standards, IDX BioSuite ensures that your companies biometric solutions instantly meets the ANSI/NIST-ITL 1-2000 and ANSI/NIST-ITL 1-2007 and ANSI/NIST-ITL 1-2011 specification, making your product capable of data impex with other biometric agencies worldwide including the FBI and Interpol.

NIST Specifications

Specifications	File Size
ANSI/NIST ITL-1-2000 (NIST Special Publication 500-245)	613 KB
ANSI/NIST ITL-1-2007 (NIST Special Publication 500-271)	1,616 KB
ANSI/NIST ITL-1-2011 (NIST Special Publication 500-290)	5,578 KB
ANSI/NIST ITL-1-2011 Update 2013 (NIST Special Publication 500-290 Rev1 (2013))	5,661 KB

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Supported Record Types

Feature
Type 1 File Transaction info
Type 2 Alpha PCI data
Type 3,4,5,6 Fingerprint Image Data
Type 7,16 User Defined Image Data
Type 8 Signature Data
Type 9 Minutia
Type 10 Facial Image Data
Type 11 Voice Data
Type 10 Scars Marks and Tattoos
Type 13 Latent Prints
Type 14 Tenprint Fingerprint Impressions
Type 15 Palm Prints
Type 17 Iris Data
Type 19 Plantar
Type 20 Source Representation
Type 99 CBEFF Biometric Data

Integration

Supports the leading development environments.
C++ / C# / VB / Perl / Java
Rapid Application development
Comprehensive SDK documentation
Bring your application to market faster
Windows XP, Vista, Windows 7, 8.1 and 10
Windows Server 2003
Windows Server 2008

FREE NIST Viewer

NIST Viewer is a free tool built using the NIST Impex Library, please visit the NIST Viewer page for more details.

Code Examples

Code Example - Editing Records using Perl

# file: exportrecords.pl
# This file illustrates the use of the IDX NIST Impex API using Perl

use FindBin qw($Bin);
use lib "$Bin/lib";
use NISTWrapperPerl;

# ----- Object creation -----

print "Creating NIST object:\n";

$nist = new NISTWrapperPerl::NIST;

# ----- Member data access -----

use constant IDX_BMP => 0;
use constant IDX_PNG => 1;

use constant IDX_RIGHT_EYE => 1;
use constant IDX_LEFT_EYE => 2;

print "Load NIST File\n";
if ($nist->LoadNISTFile("..\\Sample Files\\type-4-14-slaps.an2") == 0) {
    print "NIST file successfully opened\n";
    # ----- Add a front profile image
    $nist->AddFacialImage("..\\Sample Files\\type10.jpg","F");
    # ----- Add a Type 17 left iris image
    $nist->AddType17Image("..\\Sample Files\\type17.png",IDX_LEFT_EYE);
    # ----- Save the new NIST file
    $nist->SaveNISTFile("C:\\IDX - Example Output\\type-4-14-slaps-modified.nst");
    print "Modified NIST file has been written to:\n";
    print "C:\\IDX - Example Output\\\n";
}else{
    print "NIST file failed to open\n";
}

# ----- Delete everything -----

$nist->DESTROY();
print "Press Enter to continue\n";<>;

Code Example - Exporting Records using C#

// file: exportrecords.cs
// This file illustrates the use of the IDX NIST Impex API using C#

using System;
using NetXSolutions.Impex;

namespace ExportRecords
{
    class Program
    {
        static void Main(string[] args)
        {

            // ----- Object creation -----

            Console.WriteLine("Creating NIST object:");
            NISTWrap nist = new NISTWrap();

            Console.WriteLine( "Load NIST File");
            if (nist.LoadNISTFile("..\\Sample Files\\type-4-14-slaps.an2") == 0) {
                Console.WriteLine( "NIST file successfully opened");
                // ----- Export some records from the open NIST file
                nist.SaveBinaryImage(4,0,"C:\\IDX - Example Output\\image1.wsq");
                nist.SaveBinaryImage(4,1,"C:\\IDX - Example Output\\image2.wsq");
                // ----- Export some records from the open NIST file and convert image format to PNG
                nist.SaveBinaryImage(4,0,"C:\\IDX - Example Output\\image1.png",OutputFormat.PNG);
                nist.SaveBinaryImage(4,1,"C:\\IDX - Example Output\\image2.png",OutputFormat.PNG);
                Console.WriteLine( "Images have been extracted to:");
                Console.WriteLine( "C:\\IDX - Example Output\\");
            }else{
                Console.WriteLine( "NIST file failed to open");
            }

            Console.WriteLine("Press Enter to continue\n"); Console.ReadKey();
        }
    }
}

Code Example - Opening a NIST file using Java

// file: opennistfile.java
// This file illustrates the use of the IDX NIST Impex API using Java

import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class opennistfile {
   static {
      System.loadLibrary("NISTWrapperJava");
   }
 
   public static void main(String argv[]) {

      System.out.println ("Creating NIST object:");

      NIST nist = new NIST();

      System.out.println ("Load NIST File");
      int ret = nist.LoadNISTFile("..\\Sample Files\\type-4-14-slaps.an2");
      if ( ret == 0 ) {
         System.out.println ("NIST file successfully opened");
         
         // ----- Output some values from the open NIST file
         System.out.println ("Originating Agency: " + nist.GetFieldValueJava(1,8) );
         
         // ----- Perform a check of the TOT type
         if (nist.GetFieldValueJava(1,4).equals("AMN")) {
            System.out.println ("Yes tot type is AMN");
         } else {
            System.out.println ("No this is not an AMN record");
         }
      }else{
         System.out.print ("NIST file failed to open, Error: " );
         System.out.println (ret);
      }
   }
}
// ----- Delete everything -----

Code Example - Exporting Records using Java

// file: exportrecords.java
// This file illustrates the use of the IDX NIST Impex API using Java

import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class exportrecords {
   static {
      System.loadLibrary("NISTWrapperJava");
   }
 
   public static void main(String argv[]) {

      System.out.println ("Creating NIST object:");

      NIST nist = new NIST();

      System.out.println ("Load NIST File");
      int ret = nist.LoadNISTFile("..\\Sample Files\\type-4-14-slaps.an2");
      if ( ret == 0 ) {
         System.out.println ("NIST file successfully opened");
         
         // ----- Export some records from the open NIST file without modification
         nist.SaveBinaryImage(4,0,"C:\\IDX - Example Output\\LeftSlap.wsq");
         nist.SaveBinaryImage(4,1,"C:\\IDX - Example Output\\RightSlap.wsq");
         // ----- Export some records from the open NIST file and convert image format to PNG
         nist.SaveBinaryImage(4,0,"C:\\IDX - Example Output\\LeftSlap.png",NIST.OutputFormat.PNG);
         nist.SaveBinaryImage(4,1,"C:\\IDX - Example Output\\RightSlap.png",NIST.OutputFormat.PNG);
         System.out.println ("Images have been extracted to:");
         System.out.println ("C:\\IDX - Example Output\\");
    
      }else{
         System.out.print ("NIST file failed to open, Error: " );
         System.out.println (ret);
      }
   }
}
// ----- Delete everything -----

Code Example - Checking License using Java

// file: checkislicensed.java
// This file illustrates the use of the IDX NIST Impex API using Java

import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class checkislicensed {
   static {
      System.loadLibrary("NISTWrapperJava");
   }
 
   public static void main(String argv[]) {

      System.out.println ("Check is licensed:");

      NIST nist = new NIST();

      // Check the NIST SDK is IsLicensed
      boolean isLicensed = nist.IsLicensed();
      if ( isLicensed ) {
         System.out.println ("IDX NIST Impex is licensed");
      }else{
         // It's not licensed lets display the reason
         int licenseState = nist.GetLicenceState();
         System.out.print ("NIST License state: " );
         if (licenseState==-9999)
         {
             System.out.println ("IDX_NO_LICENCE");
         }else if (licenseState==-9998)
         {   
            System.out.println ("IDX_TRIAL_LICENCE_EXPIRED");
         }else{         
            System.out.println (licenseState);
         }
      }
   }
}

Code Example - Create NIST file using Java

// file: createnistfile.java
// This file illustrates the use of the IDX NIST Impex API using Java

import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class createnistfile {
   static {
      System.loadLibrary("NISTWrapperJava");
   }

   public static void main(String argv[]) {
       
      System.out.println ("Creating NIST object:");

      NIST nist = new NIST();

      System.out.println ("Load NIST File");
      int ret = nist.NewNIST();
      if ( ret == 0 ) {
         System.out.println ("New NIST file successfully created");
         
         // ----- Add some biographic data from the open NIST file
         nist.AddField(2,31,"John");
         nist.AddField(2,32,"Doe");
         
         // ----- Add a Type 10 Facial Image
         nist.AddFacialImage("..\\Sample Files\\type10.jpg","F");
         
         // ----- Add a Type 14 Fingerprint Image        
         nist.AddFingerprintImage("..\\Sample Files\\RightThumb.bmp",NIST.FingerPosition.RIGHT_THUMB , NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         nist.AddFingerprintImage("..\\Sample Files\\RightIndex.bmp",NIST.FingerPosition.RIGHT_INDEX_FINGER , NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         nist.AddFingerprintImage("..\\Sample Files\\RightMiddle.bmp",NIST.FingerPosition.RIGHT_MIDDLE_FINGER , NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         nist.AddFingerprintImage("..\\Sample Files\\LeftAndRightThumbs.bmp",NIST.FingerPosition.LEFT_AND_RIGHT_THUMBS , NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
        
         // ----- Add a Type 17 left iris image
         nist.AddType17Image("..\\Sample Files\\type17.png", NIST.IrisType.LEFT_IRIS);
         
         // Convert Type 4 records to Type 14
         nist.IAFIS_To_NIST();
         
         ret = nist.SaveNISTFile("C:\\IDX - Example Output\\NISTwithRAWFiles.nst");
         if ( ret == 0) {
             System.out.println ( "NIST file successfully created");
         }else{
            System.out.print ( "NIST file failed to save, Error: ");
            System.out.println (ret);
         }
      }else{
         System.out.print ("NIST file failed to create, Error: ");
         System.out.println (ret);
      }
   }
}

Code Example - Create NIST file and Encode WSQ using Java

// file: createwsqandnistfile.java
// This file illustrates the use of the IDX NIST Impex API and WSQ API using Java

import java.io.File;
import java.io.IOException;
import com.netxsolutions.idx.wsq.WSQWrapper;
import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class createwsqandnistfile {
   static {
      System.loadLibrary("NISTWrapperJava");
      System.loadLibrary("WSQWrapperJava");
   }

   // Take a BMP fingerprint and encode it to WSQ, the resulting WSQ image is then stored in the NIST file
   private static void EncodeAndStore(NIST nist, String filePath, NIST.FingerPosition fingerPosition, NIST.ImpressionType impressionType)
   {
        try
         {
            File tempWSQ = File.createTempFile("temp-file-name", ".tmp"); 
            int ret = WSQWrapper.EncodeWSQFile(filePath, tempWSQ.getAbsolutePath(), (float)2.25, 0, 0, "");
            System.out.println (tempWSQ.getAbsolutePath());
            if (ret==0)
            {
               nist.AddFingerprintImage(tempWSQ.getAbsolutePath(),fingerPosition , impressionType);
               
               tempWSQ.delete();
            }
         }catch(IOException e)
         {}
   }
   
   public static void main(String argv[]) {
       
      System.out.println ("Creating NIST object:");

      NIST nist = new NIST();

      System.out.println ("Load NIST File");
      int ret = nist.NewNIST();
      if ( ret == 0 ) {
         System.out.println ("New NIST file successfully created");
         
         // ----- Add some biographic data from the open NIST file
         nist.AddField(2,31,"John");
         nist.AddField(2,32,"Doe");
         
         // ----- Add a Type 10 Facial Image
         nist.AddFacialImage("..\\Sample Files\\type10.jpg","F");
         
         // ----- Add a Type 14 Fingerprint Image   
         EncodeAndStore(nist,"..\\sample files\\RightThumb.bmp",NIST.FingerPosition.RIGHT_THUMB, NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         EncodeAndStore(nist,"..\\sample files\\RightIndex.bmp",NIST.FingerPosition.RIGHT_INDEX_FINGER, NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         EncodeAndStore(nist,"..\\sample files\\RightMiddle.bmp",NIST.FingerPosition.RIGHT_MIDDLE_FINGER, NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
         EncodeAndStore(nist,"..\\sample files\\LeftAndRightThumbs.bmp",NIST.FingerPosition.LEFT_AND_RIGHT_THUMBS, NIST.ImpressionType.NON_LIVE_SCAN_PLAIN);
        
         // ----- Add a Type 17 left iris image
         nist.AddType17Image("..\\Sample Files\\type17.png", NIST.IrisType.LEFT_IRIS);
         
         // Convert Type 4 records to Type 14
         nist.IAFIS_To_NIST();
         
         ret = nist.SaveNISTFile("C:\\IDX - Example Output\\NISTwithWSQFiles.nst");
         if ( ret == 0) {
             System.out.println ( "NIST file successfully created");
         }else{
            System.out.print ( "NIST file failed to save, Error: ");
            System.out.println (ret);
         }
      }else{
         System.out.print ("NIST file failed to create, Error: ");
         System.out.println (ret);
      }
   }
}

Code Example - Show record information from NIST file using Java

// file: shownistfileinfo.java
// This file illustrates the use of the IDX NIST Impex API using Java

import com.netxsolutions.idx.impex.NIST;

// ----- Object creation -----

public class shownistfileinfo {
   static {
      System.loadLibrary("NISTWrapperJava");
   }
 
   public static void main(String argv[]) {

      System.out.println ("Creating NIST object:");

      NIST nist = new NIST();

      System.out.println ("Load NIST File");
      int ret = nist.LoadNISTFile("..\\Sample Files\\type-4-14-slaps.an2");
      if ( ret == 0 ) {
         System.out.println ("NIST file successfully opened");
         
         // Display count of the different record types contained in this file
        
         for (int recordType=1;recordType<=99; recordType++)
         {
            int recordCount = nist.GetRecordCount(recordType);
            if (recordCount>0)
            {
                System.out.println ( String.format("Record Type %d has %d records", recordType , recordCount ));
            }
         }  
         
         // Output all the Type 2 fields
         for (int fieldNumber=0;fieldNumber<=2000; fieldNumber++)
         {
            String theValue = nist.GetFieldValueJava(2,fieldNumber);
            
            if(theValue != null && !theValue.isEmpty())
            {
                System.out.println ( String.format("%d.%03d: %s", 2, fieldNumber , theValue) );
            } 
         }  
         
      }else{
         System.out.print ("NIST file failed to open, Error: " );
         System.out.println (ret);
      }
   }
}

Specifications

File Size

Feature