public static Bitmap BrightnessControl(this Bitmap bitmap, int brightVal)
{
// create filter
AForge.Imaging.Filters.BrightnessCorrection filter = new AForge.Imaging.Filters.BrightnessCorrection(brightVal);
// apply the filter
return(filter.Apply(bitmap));
}
private void AdjustThumbnailBrightness(Bitmap loBitmap)
{
//Format the image according to AForge.NET needs to apply the filter
AForge.Imaging.Image.FormatImage(ref loBitmap);
// Create an instance of the brightness correction filter
AForge.Imaging.Filters.BrightnessCorrection loBrightnessCorrection = new AForge.Imaging.Filters.BrightnessCorrection(priBrightnessDelta);
// Process the image (correct the brightness)
proThumbnailImage = loBrightnessCorrection.Apply(loBitmap);
Graphics g = Graphics.FromImage((System.Drawing.Image)proThumbnailImage);
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
// Create the string to draw
string loString = string.Format("Brightness value: {0}", priBrightnessDelta);
// Create the font and the brush
Font loFont = new Font("Arial", 12);
SolidBrush loBrush = new SolidBrush(Color.CornflowerBlue);
// Create the point for the upper-left corner of drawing
PointF loPoint = new PointF(10.0F, (proThumbnailSize.Height - 50.0F));
// Draw string to the thumbnail
g.DrawString(loString, loFont, loBrush, loPoint);
// Draw a rectangle around the thumbnail
g.DrawRectangle(new Pen(loBrush, 10), new Rectangle(0, 0, proThumbnailImage.Width, proThumbnailImage.Height));
g.Dispose();
}
private void init()
{
gb = new AForge.Imaging.Filters.GaussianBlur();
cc = new AForge.Imaging.Filters.ContrastCorrection();
bc = new AForge.Imaging.Filters.BrightnessCorrection();
th.Minimum = 0;
th.Maximum = 277695;
th.Value = 270000;
}
private void init()
{
gb = new AForge.Imaging.Filters.GaussianBlur();
cc = new AForge.Imaging.Filters.ContrastCorrection();
bc = new AForge.Imaging.Filters.BrightnessCorrection();
th.Minimum = 0;
th.Maximum = 277695;
th.Value = 270000;
try
{
src = Program.pbitmap;
draw_image();
}
catch (Exception xk)
{
MessageBox.Show("Error displaying source");
this.Close();
}
}
/// <summary>
/// In Fill Mode, we will blur and fill the background
/// </summary>
/// <param name="file"></param>
/// <param name="parameter"></param>
private static void FillBackground(Image source, Graphics target, ImageFiltrationParameters parameter)
{
if (parameter.Mode != ImageResizeMode.FitWithBg)
{
return;
}
// get blurred image and draw using fit width mode
var blurFilter = new AForge.Imaging.Filters.GaussianBlur(8, 10);
using (var blurred = blurFilter.Apply((Bitmap)source))
{
var p = new ImageFiltrationParameters(source, parameter.TargetWidth, parameter.TargetHeight, ImageResizeMode.Fill);
var darken = new AForge.Imaging.Filters.BrightnessCorrection(-100);
darken.ApplyInPlace(blurred);
target.DrawImage(blurred, p.ImageOffsetAndSize.Left,
p.ImageOffsetAndSize.Top,
p.ImageOffsetAndSize.Width,
p.ImageOffsetAndSize.Height);
}
}
private void init()
{
Graphics g;
System.Drawing.Image src;
Pen p;
AForge.Imaging.Filters.GaussianBlur gb;
AForge.Imaging.Filters.ContrastCorrection cc;
AForge.Imaging.Filters.BrightnessCorrection bc;
AForge.Imaging.Filters.Threshold th;
gb = new AForge.Imaging.Filters.GaussianBlur();
cc = new AForge.Imaging.Filters.ContrastCorrection();
bc = new AForge.Imaging.Filters.BrightnessCorrection();
th = new AForge.Imaging.Filters.Threshold();
// load image source
src = System.Drawing.Image.FromFile(@"d:\source.png");
gb.Size = 2;
cc.Factor = 40;
bc.AdjustValue = -30;
src = (System.Drawing.Image)(cc.Apply(bc.Apply(gb.Apply((Bitmap)src))));
pictureBox1.Image = new Bitmap(pictureBox1.Width, pictureBox1.Height, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
g = Graphics.FromImage(pictureBox1.Image);
img = (Bitmap)pictureBox1.Image;
width = img.Width;
height = img.Height;
blk_w = width / 9;
blk_h = height / 9;
g.FillRectangle(Brushes.White, pictureBox1.DisplayRectangle);
g.DrawImage(src, new Rectangle(0, 0, pictureBox1.Width, pictureBox1.Height), new Rectangle(0, 0, src.Width, src.Height), GraphicsUnit.Pixel);
p = new Pen(Color.White, 20);
for (int iy = 0; iy < 9; iy++)
{
g.DrawLine(p, 0, iy * blk_h, width, iy * blk_h);
}
g.DrawLine(p, 0, height - 1, width, height - 1);
for (int ix = 0; ix < 9; ix++)
{
g.DrawLine(p, ix * blk_w, 0, ix * blk_w, height);
}
g.DrawLine(p, width - 1, 0, width - 1, height - 1);
// init destination image
// set destination width and height
textBox1.Text = "290000";
}
/// <summary>
/// Modifica el brillo y contraste de la imagen que aparece en pantalla
/// </summary>
private void Filtrar(int n)
{
Bitmap temp = MyDicom.CrearBitmap(padre.actual.datacuboHigh.dataCube[n - 1].segCore, padre.actual.areaCore.width * 2, padre.actual.areaCore.width * 2);
AForge.Imaging.Filters.BrightnessCorrection brillo = new AForge.Imaging.Filters.BrightnessCorrection(Convert.ToInt32(trackBrillo.Value));
AForge.Imaging.Filters.ContrastCorrection contraste = new AForge.Imaging.Filters.ContrastCorrection(Convert.ToInt32(trackContraste.Value));
contraste.ApplyInPlace(temp);
brillo.ApplyInPlace(temp);
pictCore.Image = temp;
//pictElemento.Invalidate();
}
