browseimage

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Drawing2D;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using AForge.Imaging.Filters;
using AForge.Imaging;
using AForge;

namespace browseimage
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        InterpolationMode interp = InterpolationMode.Default;
        System.Drawing.Image loadedimg;
        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog file = new OpenFileDialog()
            {
                Filter = "Image Files(*.jpg)|*.jpg|Bitmaps (*.bmp)|*.bmp"

            };
            if (file.ShowDialog() == DialogResult.OK)
            {
                loadedimg = System.Drawing.Image.FromFile(file.FileName);
                pictureBox1.Image = System.Drawing.Image.FromFile(file.FileName, true);
                pictureBox2.Image = System.Drawing.Image.FromFile(file.FileName, true);
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            pictureBox1.Image.RotateFlip(RotateFlipType.Rotate90FlipNone);
            pictureBox1.Refresh();
        }

        private void button2_Click(object sender, EventArgs e)
        {
            pictureBox1.Image.RotateFlip(RotateFlipType.Rotate270FlipNone);
            pictureBox1.Refresh();
        }

        private void radioButton1_CheckedChanged(object sender, EventArgs e)
        {
            tbHeight.Enabled = tbWidth.Enabled = radioButton1.Checked;
        }

        private void radioButton2_CheckedChanged(object sender, EventArgs e)
        {
            textBox3.Enabled = radioButton2.Checked;
        }

        private void button4_Click(object sender, EventArgs e)
        {
            System.Drawing.Image original = loadedimg;
            int newWidth = 0, newHeight = 0;

            if (radioButton2.Checked)
            {
                float percent = float.Parse(textBox3.Text.Replace("%", null)) / (float)100;


                // 200 by 200
                newWidth = (int)(original.Width * percent); // 200 * 1.5
                newHeight = (int)(original.Height * percent); // 200 * 1.5
            }

            if (radioButton1.Checked)
            {
                newWidth = int.Parse(tbWidth.Text);
                newHeight = int.Parse(tbHeight.Text);
            }

            System.Drawing.Image resized = Image_Resize.Resize(original, new Size(newWidth, newHeight),
               interp, radioButton2.Checked);

            //new Form2(resized).ShowDialog();
            pictureBox1.Image = resized;
        }

        private void button5_Click(object sender, EventArgs e)
        {
            pictureBox1.Image = pictureBox2.Image;
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            txtbinarize.Hide();
        }

        private void btngrayscale_Click(object sender, EventArgs e)
        {
            pictureBox1.Image = MakeGrayscale3((Bitmap)pictureBox1.Image);
        }
        public Bitmap MakeGrayscale3(Bitmap original)
        {
            //create a blank bitmap the same size as original
            Bitmap newBitmap = new Bitmap(original.Width, original.Height);

            //get a graphics object from the new image
            Graphics g = Graphics.FromImage(newBitmap);

            //create the grayscale ColorMatrix
            ColorMatrix colorMatrix = new ColorMatrix(
               new float[][]
              {
                 new float[] {.3f, .3f, .3f, 0, 0},
                 new float[] {.59f, .59f, .59f, 0, 0},
                 new float[] {.11f, .11f, .11f, 0, 0},
                 new float[] {0, 0, 0, 1, 0},
                 new float[] {0, 0, 0, 0, 1}
              });

            //create some image attributes
            ImageAttributes attributes = new ImageAttributes();

            //set the color matrix attribute
            attributes.SetColorMatrix(colorMatrix);

            //draw the original image on the new image
            //using the grayscale color matrix
            g.DrawImage(original, new Rectangle(0, 0, original.Width, original.Height),
               0, 0, original.Width, original.Height, GraphicsUnit.Pixel, attributes);

            //dispose the Graphics object
            g.Dispose();
            return newBitmap;
        }

        private void btnblackwhite_Click(object sender, EventArgs e)
        {
            pictureBox1.Image = BlackandWhite((Bitmap)pictureBox1.Image);
        }
        public Bitmap BlackandWhite(Bitmap original)
        {
            //Bitmap bm = new Bitmap(source.Width, source.Height);
            //for (int y = 0; y < bm.Height; y++)
            //{
            //    for (int x = 0; x < bm.Width; x++)
            //    {
            //        Color c = source.GetPixel(x, y);
            //        int luma = (int)(c.R * 0.3 + c.G * 0.59 + c.B * 0.11);
            //        bm.SetPixel(x, y, luma > 127 ? Color.White : Color.Black);
            //    }
            //}
            //return bm;
            //create a blank bitmap the same size as original
            Bitmap newBitmap = new Bitmap(original.Width, original.Height);

            //get a graphics object from the new image
            Graphics g = Graphics.FromImage(newBitmap);

            //create the grayscale ColorMatrix
            ColorMatrix colorMatrix = new ColorMatrix(
               new float[][]
              {
                 new float[] {1.5f, 1.5f, 1.5f, 0, 0},
                 new float[] {1.5f, 1.5f, 1.5f, 0, 0},
                 new float[] {1.5f, 1.5f, 1.5f, 0, 0},
                 new float[] {0, 0, 0, 1, 0},
                 new float[] {-1, -1, -1, 0, 1}
              });

            //create some image attributes
            ImageAttributes attributes = new ImageAttributes();

            //set the color matrix attribute
            attributes.SetColorMatrix(colorMatrix);

            //draw the original image on the new image
            //using the grayscale color matrix
            g.DrawImage(original, new Rectangle(0, 0, original.Width, original.Height),
               0, 0, original.Width, original.Height, GraphicsUnit.Pixel, attributes);

            //dispose the Graphics object
            g.Dispose();
            return newBitmap;
        }

        private void btnbinaries_Click(object sender, EventArgs e)
        {

            txtbinarize.Text = Binarize((Bitmap)pictureBox1.Image);
            txtbinarize.Show();
        }
        public string Binarize(Bitmap origPic)
        {
            string binary = "";
            Bitmap orig = origPic;
            Bitmap img = origPic;

            for (int i = 0; i < img.Height; i++)
            {
                for (int j = 0; j < img.Width; j++)
                {
                    //richTextBox1.Font = new Font(Font.Name, 10, Font.Style);
                    if ((img.GetPixel(j, i).A == 255 && img.GetPixel(j, i).B == 255 && img.GetPixel(j, i).G == 255 && img.GetPixel(j, i).R == 255))
                    {
                        binary = binary + "1";

                    }
                    else
                    {
                        binary = binary + "0";
                    }
                }
                binary = binary + "\r\n";
            }
            txtbinarize.Size = new Size(orig.Width * 5, orig.Height * 5);
            txtbinarize.Font = new Font("Lucida Console", 3);
            return binary;
        }

        private void btnhistogram_Click(object sender, EventArgs e)
        {
            histogram HISTOGRAM = new histogram();
            HISTOGRAM.Show();
        }

        private void btnedge_Click(object sender, EventArgs e)
        {
            SobelEdgeDetector qwe = new SobelEdgeDetector();
            pictureBox1.Image = qwe.Apply(Grayscale.CommonAlgorithms.BT709.Apply((Bitmap)pictureBox2.Image));
        }

        private void btncorner_Click(object sender, EventArgs e)
        {
            SusanCornersDetector s = new SusanCornersDetector();
            List<IntPoint> c = s.ProcessImage((Bitmap)pictureBox1.Image);
            Graphics g = Graphics.FromImage(pictureBox1.Image);
            SolidBrush b = new SolidBrush(Color.Red);
            Pen p = new Pen(b);

            foreach (IntPoint k in c)
            {
                g.DrawRectangle(p, k.X - 1, k.Y - 1, 3, 3);
            }
            pictureBox1.Image = (Bitmap)pictureBox1.Image;
        }

        private void txtbinarize_TextChanged(object sender, EventArgs e)
        {

        }

        private void btnpaint_Click(object sender, EventArgs e)
        {
            draw dr = new draw();
            dr.Show();
        }
   }
}
resize class
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Drawing.Drawing2D;

namespace browseimage
{
    class Image_Resize
    {
        public static Image Resize(Image image, Size size, InterpolationMode interp, bool preserveAspectRatio)
        {
            int newWidth, newHeight;

            if (preserveAspectRatio)
            {
                int origWidth = image.Width;
                int origHeight = image.Height;

                float percentWidth = (float)size.Width / (float)origWidth;
                float percentHeight = (float)size.Height / (float)origHeight;
                float percent = percentHeight < percentWidth ? percentHeight : percentWidth;

                newWidth = (int)(origWidth * percent);
                newHeight = (int)(origHeight * percent);
            }
            else
            {
                newHeight = size.Height;
                newWidth = size.Width;
            }

            Image newImg = new Bitmap(newWidth, newHeight);
            using (Graphics gfx = Graphics.FromImage(newImg))
            {
                gfx.InterpolationMode = interp;
                gfx.DrawImage(image, 0, 0, newWidth, newHeight);
            }
            //Graphics gfx = Graphics.FromImage(newImg);
            //gfx.InterpolationMode = interp;
            //gfx.DrawImage(image, 0, 0, newWidth, newHeight);
            //gfx.Dispose();

            return newImg;
        }
    }
}