private void ViewMinus()
{
Pen pen = new Pen(Color.Red, 1);
Pen pen1 = new Pen(Color.Blue, 2);
Graphics g = Graphics.FromImage(pic1.Image);
for (int index = 0; index < minus1.Count; index++)
{
Minutiae minu = (Minutiae)minus1[index];
g.DrawRectangle(pen, minu.X - 2, minu.Y - 2, 5, 5);
g.DrawLine(pen1, minu.X, minu.Y, minu.X + Convert.ToInt32(15 * Math.Cos(minu.Direct)), minu.Y - Convert.ToInt32(15 * Math.Sin(minu.Direct)));
}
pic1.Refresh();
g.Dispose();
//Pen pen = new Pen(Color.Red,1);
//Pen pen1 = new Pen(Color.Blue,2);
Graphics g1 = Graphics.FromImage(pic2.Image);
for (int index = 0; index < minus2.Count; index++)
{
Minutiae minu = (Minutiae)minus2[index];
g1.DrawRectangle(pen, minu.X - 2, minu.Y - 2, 5, 5);
g1.DrawLine(pen1, minu.X, minu.Y, minu.X + Convert.ToInt32(15 * Math.Cos(minu.Direct)), minu.Y - Convert.ToInt32(15 * Math.Sin(minu.Direct)));
}
pic2.Refresh();
g1.Dispose();
}
public static bool IsMinutiaeMatching(Minutiae m1, Minutiae m2, int distanceLimit, double angleLimit, Minutiae minuChanging)
{
Minutiae m = m2.GetMinutiaeAfterChange(minuChanging.X, minuChanging.Y, minuChanging.Direct, 128, 128);
int distance = Convert.ToInt32(Math.Sqrt(Math.Pow(m.X - m1.X, 2) + Math.Pow(m.Y - m1.Y, 2)));
double angleRotate = Math.Min(Math.Abs(m.Direct - m1.Direct), Math.PI * 2 - Math.Abs(m.Direct - m1.Direct));
if ((distance < distanceLimit) && (angleRotate < angleLimit))
{
return(true);
}
return(false);
}
public ArrayList GetMinutiae(int leftPading, int topPadding, int rightPadding, int bottomPadding)
{
ArrayList minus1 = new ArrayList();
for (int x = leftPading; x < width - rightPadding; x++)
{
for (int y = topPadding; y < height - bottomPadding; y++)
{
if (this.IsFeature(x, y))
{
minus1.Add(new Minutiae(x, y, direct[x, y]));
}
}
}
#region Clear Minutiae
for (int i = 0; i < minus1.Count - 1; i++)
{
Minutiae m1 = (Minutiae)minus1[i];
for (int j = i + 1; j < minus1.Count; j++)
{
Minutiae m2 = (Minutiae)minus1[j];
if (Functions.GetMinuDistance(m1, m2) < 6)
{
if (i > 0)
{
minus1.RemoveAt(j);
minus1.RemoveAt(i);
j = j - 2;
i--;
break;
}
else
{
minus1.RemoveAt(j);
minus1.RemoveAt(i);
if (j > 1)
{
j--;
}
break;
}
}
}
}
#endregion
return(minus1);
}
private void button5_Click(object sender, System.EventArgs e)
{
ArrayList minus = image.GetMinutiae(50, 20, 50, 20);
Pen pen = new Pen(Color.Red, 1);
Pen pen1 = new Pen(Color.Blue, 2);
Graphics g = Graphics.FromImage(picOutput.Image);
for (int index = 0; index < minus.Count; index++)
{
Minutiae minu = (Minutiae)minus[index];
g.DrawRectangle(pen, minu.X - 2, minu.Y - 2, 5, 5);
g.DrawLine(pen1, minu.X, minu.Y, minu.X + Convert.ToInt32(15 * Math.Cos(minu.Direct)), minu.Y - Convert.ToInt32(15 * Math.Sin(minu.Direct)));
}
picOutput.Refresh();
g.Dispose();
MessageBox.Show("Số lượng chi tiết: " + minus.Count.ToString());
}
public static int CountMinuMatching(ArrayList minuSet1, ArrayList minuSet2, Minutiae minuChanging, int distanceLimit, double angleLimit)
{
int i, j;
bool[] mark = new bool[minuSet2.Count];
for (i = 0; i < minuSet2.Count; i++)
{
mark[i] = false;
}
for (i = 0; i < minuSet1.Count; i++)
{
Minutiae m1 = (Minutiae)minuSet1[i];
for (j = 0; j < minuSet2.Count; j++)
{
if (!mark[j])
{
Minutiae m2 = (Minutiae)minuSet2[j];
if (Functions.IsMinutiaeMatching(m1, m2, distanceLimit, angleLimit, minuChanging))
{
mark[j] = true;
break;
}
}
}
}
int count = 0;
for (i = 0; i < minuSet2.Count; i++)
{
if (mark[i])
{
count++;
}
}
return(count);
}
public static int GetMinuDistance(Minutiae m1, Minutiae m2)
{
return(Convert.ToInt32(Math.Sqrt(Math.Pow(m1.X - m2.X, 2) + Math.Pow(m1.Y - m2.Y, 2))));
}
private void menuItem6_Click(object sender, System.EventArgs e)
{
try
{
int i, j;
if (!isFirst1)
{
int[,] input1 = new int[width1, height1];
for (i = 0; i < width1; i++)
{
for (j = 0; j < height1; j++)
{
input1[i, j] = image1Data[i, j];
}
}
image1.SetImage(input1, width1, height1, widthSquare);
}
if (!isFirst2)
{
int[,] input2 = new int[width2, height2];
for (i = 0; i < width2; i++)
{
for (j = 0; j < height2; j++)
{
input2[i, j] = image2Data[i, j];
}
}
image2.SetImage(input2, width2, height2, widthSquare);
}
this.Cursor = Cursors.WaitCursor;
#region prepare data
statueP2.Text = "Đang chuẩn hóa";
image1.ToNornal(m, v);
image2.ToNornal(m, v);
statueP2.Text = "Đang tăng cường";
image1.ToFiltring(widthSquare, f, fi);
image2.ToFiltring(widthSquare, f, fi);
statueP2.Text = "Đang nhị phân hóa";
image1.ToBinary(threshold);
image2.ToBinary(threshold);
statueP2.Text = "Đang làm mảnh";
image1.ToBoneImage();
image2.ToBoneImage();
minus1.Clear();
minus2.Clear();
minus1 = image1.GetMinutiae(left1, top1, right1, bottom1);
minus2 = image2.GetMinutiae(left2, top2, right2, bottom2);
#endregion
#region run hough
//int i;
//angles
int angleStart = -30;
int angleUnit = 3;
int angleFinish = 30;
int anglesCount = Convert.ToInt32((angleFinish - angleStart) / angleUnit) + 1;
int[] angleSet = new int[anglesCount];
i = 0;
int angle = angleStart;
while (i < anglesCount)
{
angleSet[i] = angle;
i++;
angle += angleUnit;
}
//DELTAXSET
int deltaXStart = -image1.Width;
int deltaXFinish = image1.Width;
int deltaXUnit = 2;
int deltaXCount = Convert.ToInt32((deltaXFinish - deltaXStart) / deltaXUnit) + 1;
int[] deltaXSet = new int[deltaXCount];
i = 0;
int deltaX = deltaXStart;
while (i < deltaXCount)
{
deltaXSet[i] = deltaX;
i++;
deltaX += deltaXUnit;
}
//DELTAYSET
int deltaYStart = -image1.Height;
int deltaYFinish = image1.Height;
int deltaYUnit = 2;
int deltaYCount = Convert.ToInt32((deltaYFinish - deltaYStart) / deltaYUnit) + 1;
int[] deltaYSet = new int[deltaYCount];
i = 0;
int deltaY = deltaYStart;
while (i < deltaYCount)
{
deltaYSet[i] = deltaY;
i++;
deltaY += deltaYUnit;
}
//scaleset
double[] scaleSet = { 0.8, 0.9, 1.0, 1.1, 1.2 };
minuResult = Functions.GetMinutiaeChanging_UseHoughTransform(minus1, minus2, angleSet, deltaXSet, deltaYSet, angleLimit * Math.PI / 180, image1.Width / 2, image1.Height / 2);
int count = Functions.CountMinuMatching(minus1, minus2, minuResult, distanceLimit, angleLimit * Math.PI / 180);
if (count >= minuNumberLimit)
{
MessageBox.Show("Hai vân tay trùng khớp");
}
else
{
MessageBox.Show("Hai vân tay không trùng khớp");
}
sResult = "Tịnh tiến trục X:" + minuResult.X.ToString() + "\nTịnh tiến trục Y:" + minuResult.Y.ToString() + "\nGóc quay:" + Convert.ToString(minuResult.Direct * 180 / Math.PI) + "\n Số lượng chi tiết trùng khớp:" + count.ToString();
#endregion
statueP2.Text = "Đã hoàn thành";
this.Cursor = Cursors.Default;
isFirst1 = false;
isFirst2 = false;
}
catch
{
MessageBox.Show("Lỗi xử lý");
}
}
