public void Philter(Philter_matrix p_m)
{
Transp(ref p_m.matrix);
int matrix_size = (int)Math.Sqrt(p_m.matrix.Length);
int d_m = (int)Math.Floor((double)matrix_size / 2);
ColorSpace[] new_pict = new ColorSpace[width * height];
for (int j = 0; j < height; j++)
{
for (int i = 0; i < width; i++)
{
double a = 0, b = 0, c = 0;
for (int k2 = -d_m; k2 < matrix_size - d_m; k2++)
{
for (int k1 = -d_m; k1 < matrix_size - d_m; k1++)
{
int iter = i + 1 * k2 + (j + 1 * k1) * width;
if (iter >= 0 && iter < width * height)
{
a += (double)byte_picture[iter].a * p_m.matrix[k2 + d_m, k1 + d_m];
b += (double)byte_picture[iter].b * p_m.matrix[k2 + d_m, k1 + d_m];
c += (double)byte_picture[iter].c * p_m.matrix[k2 + d_m, k1 + d_m];
}
}
}
a = a * p_m.mult + p_m.summ;
b = b * p_m.mult + p_m.summ;
c = c * p_m.mult + p_m.summ;
a = a < 0 ? 0 : a;
b = b < 0 ? 0 : b;
c = c < 0 ? 0 : c;
a = a > 255 ? 255 : a;
b = b > 255 ? 255 : b;
c = c > 255 ? 255 : c;
new_pict[i + j * width].a = (byte)Math.Round(a);
if (p_m.grey)
{
new_pict[i + j * width].b = new_pict[i + j * width].c = new_pict[i + j * width].a;
}
else
{
new_pict[i + j * width].b = (byte)Math.Round(b);
new_pict[i + j * width].c = (byte)Math.Round(c);
}
}
}
byte_picture = new_pict;
}
//sharpness
private void sharpnessToolStripMenuItem_Click(object sender, EventArgs e)
{
double[,] RAZGLAD =
{
{ 0, -1, 0 },
{ -1, 5, -1 },
{ 0, -1, 0 }
};
Philter_matrix razglad = new Philter_matrix(RAZGLAD);
img_loader.Philter(razglad);
pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
CreateClone();
}
//blur
private void blurToolStripMenuItem_Click(object sender, EventArgs e)
{
double[,] ZGLAD =
{
{ 1, 2, 1 },
{ 2, 5, 2 },
{ 1, 2, 1 }
};
Philter_matrix zglad = new Philter_matrix(ZGLAD, 1.0 / 16);
img_loader.Philter(zglad);
pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
CreateClone();
}
//relief_beta
private void greyContursToolStripMenuItem_Click(object sender, EventArgs e)
{
double[,] RELIEF2 =
{
{ -1, -1, -1 },
{ -1, 8, -1 },
{ -1, -1, -1 }
};
Philter_matrix relief2 = new Philter_matrix(RELIEF2, 1, 128, true);
img_loader.Philter(relief2);
pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
CreateClone();
}
//relief_alpha
private void reliefToolStripMenuItem_Click(object sender, EventArgs e)
{
double[,] RELIEF1 =
{
{ 0, 0, -1 },
{ 0, 0, 0 },
{ 1, 0, 0 }
};
Philter_matrix relief1 = new Philter_matrix(RELIEF1, 1, 128, true);
img_loader.Philter(relief1);
pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
CreateClone();
}