/* Частные производные */
private void button1_Click(object sender, EventArgs e)
{
int k = 1;
double[,] maskX = new double[, ]
{
{ 1, 0, -1 },
{ 2, 0, -2 },
{ 1, 0, -1 }
};
double[,] maskY = new double[, ]
{
{ 1, 2, 1 },
{ 0, 0, 0 },
{ -1, -2, -1 }
};
DerivativeX = F.Svertka(GrayImg.GrayMatrix, IWidth, IHeight, maskX, k, 1);
DerivativeXImg = new Img(DerivativeX, IWidth, IHeight);
DerivativeXImg.Draw(pictureBox3);
DerivativeXImg.Save(BasePath + "Lab 1/DerivativeX.png");
DerivativeY = F.Svertka(GrayImg.GrayMatrix, IWidth, IHeight, maskY, k, 1);
DerivativeYImg = new Img(DerivativeY, IWidth, IHeight);
DerivativeYImg.Draw(pictureBox4);
DerivativeYImg.Save(BasePath + "Lab 1/DerivativeY.png");
button2.Enabled = true;
}
/* Собель */
private void button2_Click(object sender, EventArgs e)
{
GrayImg.Draw(pictureBox6);
Sobel = new double[IHeight, IWidth];
double dx = 0.0;
double dy = 0.0;
for (int y = 0; y < IHeight; y++)
{
for (int x = 0; x < IWidth; x++)
{
dx = Math.Pow(DerivativeX[y, x], 2);
dy = Math.Pow(DerivativeY[y, x], 2);
Sobel[y, x] = Math.Sqrt(dx + dy);
}
}
SobelImg = new Img(Sobel, IWidth, IHeight);
SobelImg.Draw(pictureBox5);
SobelImg.Save(BasePath + "Lab 1/Sobel.png");
}
public Form1()
{
InitializeComponent();
/* Очищаем предыдущие результаты */
F.ClearDir(BasePath + "Result");
F.ClearDir(BasePath + "Lab 1");
F.ClearDir(BasePath + "Lab 2");
F.ClearDir(BasePath + "Lab 2/Core");
F.ClearDir(BasePath + "Lab 3");
F.ClearDir(BasePath + "Lab 4");
F.ClearDir(BasePath + "Lab 5");
F.ClearDir(BasePath + "Lab 6");
/*-------------------------------*/
BeginImg = new Img(BasePath + "Begin/BeginImage1.png");
GrayImg = new Img(BeginImg.GrayMatrix, BeginImg.Width, BeginImg.Height);
GrayImg.Save(BasePath + "Result/GrayImage.png");
IWidth = BeginImg.Width;
IHeight = BeginImg.Height;
BeginImg.Draw(pictureBox1);
GrayImg.Draw(pictureBox2);
}
/* Пирамида */
private void button3_Click(object sender, EventArgs e)
{
bool mTr = true;
if (textBox1.Text == "" || textBox2.Text == "")
{
mTr = false;
MessageBox.Show("Введите данные", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
if (mTr)
{
F.ClearDir(BasePath + "Lab 2");
F.ClearDir(BasePath + "Lab 2/Core");
double sigma0 = Convert.ToDouble(textBox1.Text); // Сигма 0
int S = Convert.ToInt32(textBox2.Text); // Число масштабов в октаве
double k = Math.Pow(2.0, (1.0 / (double)S)); // Интервал между масштабами
int minr = Math.Min(IWidth, IHeight);
int O = 0; // Число октав
while (minr > 32)
{
minr /= 2;
O++;
}
Img TekImg = new Img(GrayImg.GrayMatrix, IWidth, IHeight);
TekImg.Save(BasePath + "Lab 2/000.png");
double sigmaD = sigma0; // Действительная сигма
double sigmaTEK = sigma0;
double qq = 1;
GaussCore GaussMatrix = new GaussCore(sigma0);
Img GaussImg = new Img(GaussMatrix.Matrix, GaussMatrix.Size, GaussMatrix.Size);
TekImg.SvertkaWithNormalize(GaussMatrix.Matrix, GaussMatrix.Radius, 1);
TekImg.Save(BasePath + "Lab 2/" + "00"
+ " - S1=" + Convert.ToString(Math.Round(sigma0, 2)) + " - Sd=" + Convert.ToString(Math.Round(sigma0, 2)) + ".png");
GaussImg.Save(BasePath + "Lab 2/Core/" + "00" + ".png");
for (int o = 0; o < O; o++)
{
for (int s = 1; s <= S; s++)
{
double sigma1 = sigma0 * Math.Pow(k, (s - 1));
double sigma2 = sigma0 * Math.Pow(k, s);
sigmaTEK = Math.Sqrt(sigma2 * sigma2 - sigma1 * sigma1);// Текущая сигма
sigmaD = sigma0 * Math.Pow(k, qq);
qq++;
GaussMatrix = new GaussCore(sigmaTEK);
GaussImg = new Img(GaussMatrix.Matrix, GaussMatrix.Size, GaussMatrix.Size);
TekImg.SvertkaWithNormalize(GaussMatrix.Matrix, GaussMatrix.Radius, 1);
TekImg.Save(BasePath + "Lab 2/" + Convert.ToString(o) + Convert.ToString(s)
+ " - S1=" + Convert.ToString(Math.Round(sigma2, 2)) + " - Sd=" + Convert.ToString(Math.Round(sigmaD, 2)) + ".png");
GaussImg.Save(BasePath + "Lab 2/Core/" + Convert.ToString(o) + Convert.ToString(s) + ".png");
}
TekImg.Downsample();
TekImg.Save(BasePath + "Lab 2/" + Convert.ToString(o + 1) + "0"
+ " - S1=" + Convert.ToString(Math.Round(sigma0, 2)) + " - Sd=" + Convert.ToString(Math.Round(sigmaD, 2)) + ".png");
}
}
}
