void match_faces()
{
if (FaceList.Count == 0)
{
MessageBox.Show("Please enroll faces first", "Error");
}
else
{
try {
String fn = Application.StartupPath + "\\images\\verify_image.jpg";
TFaceRecords fr = new TFaceRecords();
fr.ImageFileName = fn;
fr.FacePosition = new FSDK.TFacePosition();
fr.FacialFeatures = new FSDK.TPoint[FSDK.FSDK_FACIAL_FEATURE_COUNT - 1];
fr.Template = new Byte[FSDK.TemplateSize - 1];
fr.image = new FSDK.CImage(fn);
fr.FacePosition = fr.image.DetectFace();
if (fr.FacePosition.w == 0)
{
MessageBox.Show("No faces found. Try to lower the Minimal Face Quality parameter.", "Verification error");
}
else
{
fr.faceImage = fr.image.CopyRect((int)(fr.FacePosition.xc - System.Math.Round(fr.FacePosition.w * 0.5)), (int)(fr.FacePosition.yc - System.Math.Round(fr.FacePosition.w * 0.5)), (int)(fr.FacePosition.xc + System.Math.Round(fr.FacePosition.w * 0.5)), (int)(fr.FacePosition.yc + System.Math.Round(fr.FacePosition.w * 0.5)));
bool eyesdetected = false;
try
{
fr.FacialFeatures = fr.image.DetectEyesInRegion(ref fr.FacePosition);
eyesdetected = true;
}
catch (Exception ex)
{
MessageBox.Show("Error detecting eyes...", "Verification Module");
}
if (eyesdetected)
{
fr.Template = fr.image.GetFaceTemplateInRegion(ref fr.FacePosition);
}
Go(ref fr);
}
} catch (Exception ex)
{
MessageBox.Show("Can't open image(s) with error: " + ex.Message.ToString(), "Error");
}
}
}
void Go(ref TFaceRecords SearchFace)
{
System.Drawing.Image img = SearchFace.faceImage.ToCLRImage();
float Threshold = 0.0f;
FSDK.GetMatchingThresholdAtFAR(70 / 100, ref Threshold);
int MatchedCount = 0;
int FaceCount = FaceList.Count();
Double[] Similarities = new Double[FaceCount];
int[] Numbers = new int[FaceCount];
MessageBox.Show("Facelist = " + FaceList.Count);
for (int i = 0; i <= FaceList.Count - 1; i++)
{
float Similarity = 0.0F;
TFaceRecords CurrentFace = FaceList[i];
FSDK.MatchFaces(ref SearchFace.Template, ref CurrentFace.Template, ref Similarity);
MessageBox.Show("Similarity = " + Similarity + "Threshold = " + Threshold);
if (Similarity >= Threshold)
{
Similarities[MatchedCount] = Similarity;
Numbers[MatchedCount] = i;
MatchedCount += 1;
}
}
if (MatchedCount == 0)
{
MessageBox.Show("No matches found.\nTry Again !!!" + MatchedCount, "No matches");
}
else
{
MessageBox.Show("Staff Record found in database...");
}
/*
*/
t.Abort();
// button1.Enabled = true;
}
void loaddb()
{
MySqlConnection sqlConnect = null;
try
{
sqlConnect = new MySqlConnection("server=127.0.0.1;user id=root;password=;database=verification_system");
sqlConnect.Open();
MySqlCommand sqlCmd = new MySqlCommand("SELECT ImageFileName, FacePositionXc, FacePositionYc, FacePositionW, FacePositionAngle, Eye1X, Eye1Y, Eye2X, Eye2Y, imageTemplate, image, faceimage FROM records", sqlConnect);
MySqlDataReader reader = sqlCmd.ExecuteReader();
while (reader.Read())
{
TFaceRecords fr = new TFaceRecords();
fr.ImageFileName = reader.GetString(0);
fr.FacePosition = new FSDK.TFacePosition();
fr.FacePosition.xc = reader.GetInt32(1);
fr.FacePosition.yc = reader.GetInt32(2);
fr.FacePosition.w = reader.GetInt32(3);
fr.FacePosition.angle = reader.GetFloat(4);
fr.FacialFeatures = new FSDK.TPoint[2];
fr.FacialFeatures[0] = new FSDK.TPoint();
fr.FacialFeatures[0].x = reader.GetInt32(5);
fr.FacialFeatures[0].y = reader.GetInt32(6);
fr.FacialFeatures[1] = new FSDK.TPoint();
fr.FacialFeatures[1].x = reader.GetInt32(7);
fr.FacialFeatures[1].y = reader.GetInt32(8);
fr.Template = new Byte[FSDK.TemplateSize];
reader.GetBytes(9, 0, fr.Template, 0, FSDK.TemplateSize);
// MessageBox.Show(reader.GetFieldType(10).ToString());
Byte[] b = (Byte[])reader.GetValue(10); //new Byte[reader.GetByte(10)];
Byte[] bb = (Byte[])reader.GetValue(11); //new Byte[reader.GetByte(11)];
// MessageBox.Show("reached");
System.Drawing.Image img = System.Drawing.Image.FromStream(new System.IO.MemoryStream(b));
System.Drawing.Image img_face = System.Drawing.Image.FromStream(new System.IO.MemoryStream(bb));
// MessageBox.Show("reached");
fr.image = new FSDK.CImage(img);
fr.faceImage = new FSDK.CImage(img_face);
bool eyesdetected = false;
try
{
fr.FacialFeatures = fr.image.DetectEyesInRegion(ref fr.FacePosition);
eyesdetected = true;
}
catch (Exception ex)
{
MessageBox.Show("Error detecting eyes", "Verification Module");
}
if (eyesdetected)
{
fr.Template = fr.image.GetFaceTemplateInRegion(ref fr.FacePosition);
}
FaceList.Add(fr);
img.Dispose();
img_face.Dispose();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Exception on loading database");
}
finally
{
if (sqlConnect != null)
{
sqlConnect.Close();
}
}
}
