private void overlapping_Load(object sender, EventArgs e)
{
string img = ".../.../E_I-edge.bmp";
//read image
Bitmap bmp = new Bitmap(img);
pictureBox4.Image = bmp;
pictureBox1.Image = Extraction_overlapping.ConvolutionFilter(bmp, Extraction_overlapping.xSobel, Extraction_overlapping.ySobel, 1.0, 0, true);
}
private void scrollhaha(object sender, ScrollEventArgs e)
{
string img = ".../.../E_I-edge.bmp";
//read image
Bitmap bmp = new Bitmap(img);
Bitmap bmp1 = new Bitmap(bmp.Width, bmp.Height);
Bitmap bmp2 = new Bitmap(bmp.Width, bmp.Height);
Bitmap bmp3 = new Bitmap(bmp.Width, bmp.Height);
bmp1 = Extraction_overlapping.ConvolutionFilter(bmp, Extraction_overlapping.xSobel, Extraction_overlapping.ySobel, 1.0, 0, true);
label5.Text = "Threshold Value: " + (255 - Convert.ToInt32(e.NewValue));
bmp2 = Extraction_overlapping.binarization(bmp1, 255 - Convert.ToInt32(e.NewValue));
pictureBox2.Image = bmp2;
// overlay
int x, y;
// Loop through the images pixels to reset color.
for (x = 0; x < bmp.Width; x++)
{
for (y = 0; y < bmp.Height; y++)
{
Color pixelColor = bmp2.GetPixel(x, y);
Color newColor = Color.FromArgb(100, 0, pixelColor.G, 0);
bmp3.SetPixel(x, y, newColor); // Now greyscale
}
}
// pictureBox3.Image = bmp3;
// Bitmap baseImage;
// Bitmap overlayImage;
// baseImage = (Bitmap)Image.FromFile(@"C:\temp\base.jpg");
// overlayImage = (Bitmap)Image.FromFile(@"C:\temp\overlay.png");
var finalImage = new Bitmap(bmp.Width, bmp.Height, PixelFormat.Format32bppArgb);
var graphics = Graphics.FromImage(finalImage);
graphics.CompositingMode = CompositingMode.SourceOver;
graphics.DrawImage(bmp, 0, 0);
graphics.DrawImage(bmp3, 0, 0);
//show in a winform picturebox
pictureBox3.Image = finalImage;
}