static void Main(string[] args)
{
var repositorio = new DigitalRepositorio();
var biometrias = repositorio.RecuperarPagina(1, 8000);
Console.WriteLine($"{biometrias.Count()} biometrias recuperadas...");
foreach (var biometria in biometrias)
{
var teste = FeatureExtraction.CreateFmdFromRaw(biometria.TemplateISO, 1, 1, 1, 1, 1, Constants.Formats.Fmd.ISO);
}
}
/// <summary>
/// Create FMD from samples
/// </summary>
/// <param name="fid"></param>
/// <returns></returns>
private IEnumerable <Fmd> CreateFMD(string folderPath)
{
//Convert the fingerprint samples to raw byte[]
//Create FMD of the fingerprint samples from Raw
foreach (string file in Directory.EnumerateFiles(folderPath, "*.bmp"))
{
Image img = Image.FromFile(file);
//DataResult<Fmd> data = Importer.ImportFmd(imageToByteArray(img), Constants.Formats.Fmd.ISO, Constants.Formats.Fmd.ISO);
//yield return data.Data;
DataResult <Fmd> fmd = FeatureExtraction.CreateFmdFromRaw(ConvertToRaw(img), 0, 0, img.Width, img.Height,
(int)img.HorizontalResolution, Constants.Formats.Fmd.ISO);
yield return(fmd.Data);
}
}
/// <summary>
/// Finger print verification
/// </summary>
private void FingerprintVerifcation1()
{
this.Cursor = Cursors.WaitCursor;
try
{
string identification = string.Empty;
string scores = string.Empty;
string folderPath = this.txtDirectory.Text; //delcare the folder containing fingerprint samples
string fileName = "matchScores.txt";
//Convert the uploaded fingerprint to raw byte[]
//Create FMD of the uploaded fingerprint from Raw
DataResult <Fmd> fmd = FeatureExtraction.CreateFmdFromRaw(ConvertToRaw(this.fingerprint), 0, 0, fingerprint.Width, fingerprint.Height,
(int)this.fingerprint.HorizontalResolution, Constants.Formats.Fmd.ISO);
string[] directories = Directory.GetDirectories(folderPath);
if (directories.Length > 0)
{
foreach (string subDirPath in directories)
{
scores = string.Empty;
//Convert the fingerprint samples to raw byte[]
//Create FMD of the fingerprint samples from Raw
IEnumerable <Fmd> fingerPrintFMD = CreateFMD(subDirPath);
//Compare the uploaded fingerprint with fingerprint samples
foreach (Fmd sampleFMD in fingerPrintFMD)
{
if (sampleFMD == null)
{
int matchScore = Int32.MaxValue;
scores += matchScore.ToString() + "; ";
continue;
}
else
{
CompareResult rst = Comparison.Compare(fmd.Data, 0, sampleFMD, 0);
if (rst.Score == 0)
{
identification += Path.GetFileName(subDirPath) + " - ";
}
scores += rst.Score.ToString() + "; ";
}
}
//Store match scores in a string array
scores = scores.Substring(0, scores.Length - 2);
string[] matchScoreArr = scores.Split(';');
if (File.Exists(subDirPath + "\\" + fileName))
{
File.Delete(subDirPath + "\\" + fileName);
}
//Create data table containing file name and match scores
DataTable dtScores = new DataTable();
dtScores.Columns.Add("FileName");
dtScores.Columns.Add("MatchScores");
for (int i = 0; i < Directory.GetFiles(subDirPath).Length; i++)
{
DataRow dr = dtScores.NewRow();
dr["FileName"] = Directory.GetFiles(subDirPath)[i];
dr["MatchScores"] = matchScoreArr[i];
dtScores.Rows.Add(dr);
}
//write match scores into a file
CreateFile(dtScores, subDirPath + "\\" + fileName);
}
}
else
{
//Convert the fingerprint samples to raw byte[]
//Create FMD of the fingerprint samples from Raw
IEnumerable <Fmd> fingerPrintFMD = CreateFMD(folderPath);
//Compare the uploaded fingerprint with fingerprint samples
foreach (Fmd sampleFMD in fingerPrintFMD)
{
if (sampleFMD == null)
{
int matchScore = Int32.MaxValue;
scores += matchScore.ToString() + "; ";
continue;
}
else
{
CompareResult rst = Comparison.Compare(fmd.Data, 0, sampleFMD, 0);
//scores += rst.Score.ToString() + "; ";
if (rst.Score == 0)
{
identification += Path.GetFileName(folderPath) + " - ";
}
scores += rst.Score.ToString() + "; ";
}
}
//Store match scores in a string array
scores = scores.Substring(0, scores.Length - 2);
string[] matchScoreArr = scores.Split(';');
if (File.Exists(folderPath + "\\" + fileName))
{
File.Delete(folderPath + "\\" + fileName);
}
//Create data table containing file name and match scores
DataTable dtScores = new DataTable();
dtScores.Columns.Add("FileName");
dtScores.Columns.Add("MatchScores");
for (int i = 0; i < Directory.GetFiles(folderPath).Length; i++)
{
DataRow dr = dtScores.NewRow();
dr["FileName"] = Directory.GetFiles(folderPath)[i];
dr["MatchScores"] = matchScoreArr[i];
dtScores.Rows.Add(dr);
}
//write match scores into a file
CreateFile(dtScores, folderPath + "\\" + fileName);
}
if (identification.Trim().Equals(string.Empty))
{
MessageBox.Show("No match found!", "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
identification = identification.Substring(0, identification.Length - 2);
MessageBox.Show("Identified candidates: " + identification.Trim(), "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
MessageBox.Show("Verification done! A text file with match scores has been created in every folder containing fingerprint samples",
"Notification", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch
{
throw;
}
this.Cursor = Cursors.Arrow;
}