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here is my api code:
using System; using System.Collections.Generic; using System.Linq; using System.Net; using System.Net.Http; using System.Web; using System.Web.Http; using System.Web.Mvc; using System.Linq.Expressions; using System.Windows.Media.Imaging; using System.IO; using System.Runtime.Serialization; using System.Runtime.Serialization.Formatters.Binary; using SourceAFIS.Simple; // import namespace SourceAFIS.Simple using System.Drawing; using System.ComponentModel; using System.Net; namespace MvcApplication2.Controllers { public class ValuesController : ApiController { static AfisEngine AFIS = new AfisEngine(); static Person DatabasePersons = new Person(); static Person CandidatePerson = new Person(); static Fingerprint DatabaseFingerprints = new Fingerprint(); static Fingerprint CanditateFingerprint = new Fingerprint(); // Inherit from Fingerprint in order to add Filename field [Serializable] class MyFingerprint : Fingerprint { public string Filename; }
// Inherit from Person in order to add Name field
[Serializable]
class MyPerson : Person
{
public string Name;
}
// Initialize path to images
static readonly string ImagePath = Path.Combine(Path.Combine("..", ".."), "images");
// Shared AfisEngine instance (cannot be shared between different threads though)
static AfisEngine Afis;
// Take fingerprint image file and create Person object from the image
static MyPerson Enroll(string filename, string name)
{
Console.WriteLine("Enrolling {0}...", name);
// Initialize empty fingerprint object and set properties
MyFingerprint fp = new MyFingerprint();
fp.Filename = filename;
// Load image from the file
Console.WriteLine(" Loading image from {0}...", filename);
BitmapImage image = new BitmapImage(new Uri(filename, UriKind.RelativeOrAbsolute));
fp.AsBitmapSource = image;
// Above update of fp.AsBitmapSource initialized also raw image in fp.Image
// Check raw image dimensions, Y axis is first, X axis is second
Console.WriteLine(" Image size = {0} x {1} (width x height)", fp.Image.GetLength(1), fp.Image.GetLength(0));
// Initialize empty person object and set its properties
MyPerson person = new MyPerson();
person.Name = name;
// Add fingerprint to the person
person.Fingerprints.Add(fp);
// Execute extraction in order to initialize fp.Template
Console.WriteLine(" Extracting template...");
Afis.Extract(person);
// Check template size
Console.WriteLine(" Template size = {0} bytes", fp.Template.Length);
return person;
}
public HttpResponseMessage Post()
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
var httpRequest = HttpContext.Current.Request;
var a = httpRequest.Form.GetValues(0);
Console.WriteLine(a);
if (httpRequest.Files.Count < 1)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
System.IO.Stream fs = httpRequest.Files[0].InputStream;
System.IO.BinaryReader br=new System.IO.BinaryReader(fs);
Byte[] bytes = br.ReadBytes((Int32)fs.Length);
TypeConverter tc = TypeDescriptor.GetConverter(typeof(Bitmap));
Bitmap bitmap1 = (Bitmap)tc.ConvertFrom(bytes);
DatabaseFingerprints.AsBitmap = new Bitmap(bitmap1);
DatabasePersons.Fingerprints.Add(DatabaseFingerprints);
var wc = new WebClient();
var imgStream = new MemoryStream(wc.DownloadData((a[0])));
System.IO.BinaryReader br1 = new System.IO.BinaryReader(imgStream);
Byte[] bytes1 = br1.ReadBytes((Int32)imgStream.Length);
TypeConverter tc1 = TypeDescriptor.GetConverter(typeof(Bitmap));
Bitmap bitmap2 = (Bitmap)tc1.ConvertFrom(bytes1);
CanditateFingerprint.AsBitmap = new Bitmap(bitmap2);
CandidatePerson.Fingerprints.Add(CanditateFingerprint);
// Extracting skeletons of database fingerprints and candidate fingerprint.
AFIS.Extract(DatabasePersons);
AFIS.Extract(CandidatePerson);
// Matching
bool res = false;
float score = AFIS.Verify(CandidatePerson, DatabasePersons);
bool match = (score > 40);
int points = Convert.ToInt32(score);
if (match)
{
Console.WriteLine(string.Format("Fingerprint match with {0} points", points.ToString()));
res = true;
}
else
{
Console.WriteLine(string.Format("Fingerprint does not match with {0} points", points.ToString()));
res = false;
}
return Request.CreateResponse(HttpStatusCode.Created,res);
}
}
}
