Listing Program. private void exittoolstripmenuitem_click(object sender, EventArgs e) { Application.Exit(); }

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1 Listing Program Kode Program Menu Home: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace High_Boost_Filtering public partial class Form1 : Form public Form1() InitializeComponent(); private void pengujiantoolstripmenuitem_click(object sender, EventArgs e) Form2 frm2 = new Form2(); frm2.showdialog(); private void exittoolstripmenuitem_click(object sender, EventArgs e) Application.Exit(); private void helptoolstripmenuitem_click(object sender, EventArgs e) Form3 frm3 = new Form3(); frm3.showdialog(); private void hasiltoolstripmenuitem_click(object sender, EventArgs e) Form4 frm4 = new Form4(); frm4.showdialog();

2 Kode Program Menu Pengujian: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Drawing.Imaging; using System.Linq; using System.Text; using System.Windows.Forms; using System.Runtime.InteropServices; using System.Diagnostics; using System.IO; namespace High_Boost_Filtering public partial class Form2 : Form BitmapData bmpdata = null; private bool bitdeviasi; private double Deviasi; IntPtr point = IntPtr.Zero; Bitmap imageawal; int[,] pixelimage; double A = 2.6; double w; string JenisNoise = ""; byte[] Pixels; double[,] tapishighboost; public Form2() InitializeComponent(); private void hometoolstripmenuitem_click(object sender, EventArgs e) Form1 frm1 = new Form1(); frm1.showdialog(); private void exittoolstripmenuitem_click(object sender, EventArgs e) if (MessageBox.Show("Keluar Aplilkasi?", "Keluar", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); private void Form2_Load(object sender, EventArgs e) w = (9 * A) - 1; tapishighboost = new double[3, 3] -1,-1,-1, -1,w,-1,

3 -1,-1,-1; for (int i = 0; i < 3; i++) for (int j = 0; j < 3; j++) tapishighboost[i, j] = (1 / 9) * tapishighboost[i, j]; private Bitmap getsaltandpepper(bitmap image) int x = image.width; int y = image.height; int pixelx, pixely, val; double prob; prob = Convert.ToDouble(textBox1.Text); prob = Convert.ToInt32((prob/200) * x * y); Random rnd = new Random(); for (int i = 0; i < prob; i++) pixelx = rnd.next(0, x - 1); pixely = rnd.next(0, y - 1); val = rnd.next(0, 10); if (val <= 5) image.setpixel(pixelx, pixely, Color.FromArgb(255, 0, 0, 0)); else image.setpixel(pixelx, pixely, Color.FromArgb(255, 255, 255, 255)); JenisNoise = "Salt & Pepper Noise"; return image; private double getgaussiannumber() Random rnd = new Random(); double v1, v2, persegi; if (bitdeviasi) bitdeviasi = false; return Deviasi * 1; do v1 = 2 * rnd.nextdouble() - 1; v2 = 2 * rnd.nextdouble() - 1; persegi = v1 * v1 + v2 * v2; while (persegi >= 1 persegi == 0);

4 var kutup = Math.Sqrt(-2 * Math.Log(persegi) / persegi); Deviasi = v2 * kutup; bitdeviasi = true; return v1 * kutup; private Bitmap getgaussiannoise(bitmap image) int x = image.width; int y = image.height; double gaussnumber = 0.0; double prob; prob = Convert.ToInt32(textBox1.Text); int step, newpixel, PixelSize = x * y; BitmapData bmpdata = null; byte[] Pixels; Random rnd = new Random(); Rectangle box = new Rectangle(0, 0, x, y); int Depth = System.Drawing.Bitmap.GetPixelFormatSize(image.PixelFormat); step = Depth / 8; bmpdata = image.lockbits(box, ImageLockMode.ReadWrite, image.pixelformat); Pixels = new byte[pixelsize * step]; point = bmpdata.scan0; Marshal.Copy(point, Pixels, 0, Pixels.Length); for (int i = 0; i < Pixels.Length; i += step) if (i < Pixels.Length - step) for (int j = 0; j < step; j++) gaussnumber = getgaussiannumber(); newpixel = Convert.ToInt32(gaussnumber * prob) + Convert.ToInt32(Pixels[i + j]); if (newpixel < 0) newpixel = 0; if (newpixel > 255) newpixel = 255; Pixels[i + j] = Convert.ToByte(newpixel); JenisNoise = "Gaussian Noise"; Marshal.Copy(Pixels, 0, point, Pixels.Length); image.unlockbits(bmpdata); return image; bool isgrayscale(params int[] ints) for (int i = 0; i < ints.length - 1; i++) if (ints[i]!= ints[i + 1]) return false;

5 return true; private void btnimport_click(object sender, EventArgs e) OpenFileDialog open = new OpenFileDialog(); open.filter = "bmp Files *.bmp png Files *.png All Files(*.*) *.*"; open.filename = "*.bmp"; bool grayscale = true; if (open.showdialog() == DialogResult.OK) imageawal = new Bitmap(open.FileName); for (int i = 0; i < imageawal.height; i++) for (int j = 0; j < imageawal.width; j++) if (! isgrayscale(imageawal.getpixel(j, i).r, imageawal.getpixel(j, i).g, imageawal.getpixel(j, i).b)) MessageBox.Show("Image harus Grayscale", "High-Boost Filtering", MessageBoxButtons.OK, MessageBoxIcon.Warning); grayscale = false; break; if (!grayscale) break; if (grayscale) imgawal.image = imageawal; private void rbtsalt_checkedchanged(object sender, EventArgs e) if (rbtsalt.checked) if (textbox1.text!= "") imgnoise.image = null; imgnoise.image = getsaltandpepper(imageawal); MessageBox.Show("Salt & Pepper Noise telah ditambahkan ke Image", "High-Boost Filtering", MessageBoxButtons.OK, MessageBoxIcon.Information); else MessageBox.Show("Masukkan probabilitas Noise terlebih dahulu", "High- Boost Filtering", MessageBoxButtons.OK, MessageBoxIcon.Warning); textbox1.focus(); rbtsalt.checked = false; private void rbtgaussian_checkedchanged(object sender, EventArgs e)

6 if (rbtgaussian.checked) if (textbox1.text!= "") imgnoise.image = null; imgnoise.image = getgaussiannoise(imageawal); MessageBox.Show("Gaussian Noise telah ditambahkan ke Image", "High- Boost Filtering", MessageBoxButtons.OK, MessageBoxIcon.Information); else MessageBox.Show("Masukkan probabilitas Noise terlebih dahulu", "High- Boost Filtering", MessageBoxButtons.OK, MessageBoxIcon.Warning); textbox1.focus(); rbtgaussian.checked = false; private void btnreset_click(object sender, EventArgs e) imgawal.image = null; imghasil.image = null; imgnoise.image = null; textbox1.text = ""; rbtgaussian.checked = false; rbtsalt.checked = false; txtmse.text = ""; txtpsnr.text = ""; private void btnsimpan_click(object sender, EventArgs e) if (imghasil.image!= null) SaveFileDialog simpan = new SaveFileDialog(); simpan.filter = "Image Files *.bmp Image Files *.png"; simpan.filename = "*.bmp"; if (simpan.showdialog() == DialogResult.OK) imghasil.image.save(simpan.filename, System.Drawing.Imaging.ImageFormat.Bmp); string filename = simpan.filename.substring(0, simpan.filename.length - 4) + ".txt"; FileStream fstream = new FileStream(filename, FileMode.OpenOrCreate); StreamWriter sw = new StreamWriter(fstream); SeekOrigin seekorigin = new SeekOrigin(); sw.basestream.seek(0, seekorigin); sw.writeline(txtmse.text + "/" + txtpsnr.text); sw.flush(); sw.close(); MessageBox.Show("Image Hasil Telah Disimpan", "Simpan", MessageBoxButtons.OK, MessageBoxIcon.Information); else

7 MessageBox.Show("Image Noise Tidak Ada"); private void btnfilter_click(object sender, EventArgs e) Bitmap image = new Bitmap(imgNoise.Image); Bitmap output = new Bitmap(image.Width, image.height); int pixel; pixelimage = new int[image.height, image.width]; for (int i = 0; i < image.height; i++) for (int j = 0; j < image.width; j++) pixelimage[i, j] = image.getpixel(j, i).r; pixel)); for (int i = 0; i < image.height - 2; i++) for (int j = 0; j < image.width - 2; j++) pixel = Convert.ToInt32(HighBoost(i, j)); if (pixel < 0) pixel *= -1; if (pixel > 255) pixel = 255; output.setpixel(j + 1, i + 1, Color.FromArgb(255, pixel, pixel, imghasil.image = output; private double HighBoost(int x, int y) double Hasil = 0; int row = x; int col = y; for (int i = 0; i < 3; i++) col = y; for (int j = 0; j < 3; j++) Hasil += pixelimage[row, col] * tapishighboost[i, j]; col++; row++; double HighBoost = ((A - 1) * pixelimage[x, y]) + Hasil; return HighBoost; private double hitungmse(bitmap imageasli, Bitmap imagehasil) double sum = 0;

8 double pxasli, pxhasil, MSE; for (int i = 0; i < imageasli.height; i++) for (int j = 0; j < imageasli.width; j++) pxasli = imageasli.getpixel(j, i).r; pxhasil = imagehasil.getpixel(j, i).r; sum += Math.Pow(pxAsli - pxhasil, 2); MSE = sum / (imageasli.height * imageasli.width); return MSE; private double hitungpsnr(double MSE) double PSNR = Math.Log10(Math.Pow(255, 2) / MSE); return PSNR; private void btnhitung_click(object sender, EventArgs e) double MSE = hitungmse((bitmap)imgawal.image, (Bitmap)imgHasil.Image); double PSNR = hitungpsnr(mse); txtmse.text = Math.Round(Convert.ToDecimal(MSE.ToString()), 4).ToString(); txtpsnr.text = Math.Round(Convert.ToDecimal(PSNR.ToString()), 4).ToString(); private void helptoolstripmenuitem_click(object sender, EventArgs e) Form3 frm3 = new Form3(); frm3.showdialog(); private void hasiltoolstripmenuitem_click(object sender, EventArgs e) Form4 frm4 = new Form4(); frm4.showdialog(); private void textbox1_textchanged(object sender, EventArgs e) private void button1_click(object sender, EventArgs e) if (imgnoise.image!= null) SaveFileDialog simpan = new SaveFileDialog(); simpan.filter = "Image Files *.bmp Image Files *.png"; simpan.filename = "*.bmp"; if (simpan.showdialog() == DialogResult.OK)

9 imgnoise.image.save(simpan.filename, System.Drawing.Imaging.ImageFormat.Bmp); string filename = simpan.filename.substring(0, simpan.filename.length - 4) + ".txt"; FileStream fstream = new FileStream(filename, FileMode.OpenOrCreate); StreamWriter sw = new StreamWriter(fstream); SeekOrigin seekorigin = new SeekOrigin(); sw.basestream.seek(0, seekorigin); sw.writeline(textbox1.text + "/" + JenisNoise); sw.flush(); sw.close(); MessageBox.Show("Image Noise Telah Disimpan", "Simpan", MessageBoxButtons.OK, MessageBoxIcon.Information); else MessageBox.Show("Image Noise Tidak Ada"); private void imgnoise_click(object sender, EventArgs e) Kode Program Menu Hasil: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.IO; using System.Windows.Forms; namespace High_Boost_Filtering public partial class Form4 : Form public Form4() InitializeComponent(); private void hometoolstripmenuitem_click(object sender, EventArgs e) Form1 frm1 = new Form1(); frm1.showdialog();

10 private void pengujiantoolstripmenuitem_click(object sender, EventArgs e) Form2 frm2 = new Form2(); frm2.showdialog(); private void helptoolstripmenuitem_click(object sender, EventArgs e) Form3 frm3 = new Form3(); frm3.showdialog(); private void exittoolstripmenuitem_click(object sender, EventArgs e) if (MessageBox.Show("Keluar Aplilkasi?", "Keluar", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); private void button1_click(object sender, EventArgs e) try OpenFileDialog open = new OpenFileDialog(); open.filter = "Image Files(*.bmp) *.bmp Image Files(*.jpg) *.jpg All Files(*.*) *.*"; if (open.showdialog() == DialogResult.OK) Bitmap bit = new Bitmap(open.FileName); imgawal.image = bit; long filesize = new System.IO.FileInfo(open.FileName).Length; if (filesize / 1000 < 1) size.text = filesize.tostring(); labelsize.text = "Byte"; else size.text = (filesize / 1000).ToString(); labelsize.text = "Kb"; string pixel = ""; for (int i = 0; i < 5; i++) for (int j = 0; j < 5; j++) pixel += bit.getpixel(j, i).r + " "; pixel += "\r\n"; txtawal.text = pixel; // location.text = Path.GetFullPath(open.FileName); filename.text = Path.GetFileName(open.FileName); // height.text = bit.height.tostring(); // width.text = bit.width.tostring();

11 catch (Exception) throw new ApplicationException("Failed loading image"); private void groupbox1_enter(object sender, EventArgs e) private void button3_click(object sender, EventArgs e) try OpenFileDialog open = new OpenFileDialog(); open.filter = "Image Files(*.bmp) *.bmp Image Files(*.jpg) *.jpg All Files(*.*) *.*"; if (open.showdialog() == DialogResult.OK) Bitmap bit = new Bitmap(open.FileName); imgnoise.image = bit; string nama = open.filename.substring(0, open.filename.length - 4) + ".txt"; FileStream fstream = new FileStream(nama, FileMode.Open, FileAccess.ReadWrite); StreamReader sreader = new StreamReader(fstream); sreader.basestream.seek(0, SeekOrigin.Begin); string Keterangan = sreader.readtoend(); sreader.close(); string[] info = new string[2]; info = Keterangan.Split('/'); textbox1.text = info[0]; textbox2.text = info[1]; string pixel = ""; for (int i = 0; i < 5; i++) for (int j = 0; j < 5; j++) pixel += bit.getpixel(j, i).r + " "; pixel += "\r\n"; txtnoise.text = pixel; catch (Exception) throw new ApplicationException("Failed loading image"); private void button2_click(object sender, EventArgs e) try

12 OpenFileDialog open = new OpenFileDialog(); open.filter = "Image Files(*.bmp) *.bmp Image Files(*.jpg) *.jpg All Files(*.*) *.*"; if (open.showdialog() == DialogResult.OK) Bitmap bit = new Bitmap(open.FileName); imghasil.image = bit; string nama = open.filename.substring(0, open.filename.length - 4) + ".txt"; FileStream fstream = new FileStream(nama, FileMode.Open, FileAccess.ReadWrite); StreamReader sreader = new StreamReader(fstream); sreader.basestream.seek(0, SeekOrigin.Begin); string Keterangan = sreader.readtoend(); sreader.close(); string[] info = new string[2]; info = Keterangan.Split('/'); textbox3.text = info[0]; textbox4.text = info[1]; string pixel = ""; for (int i = 0; i < 5; i++) for (int j = 0; j < 5; j++) pixel += bit.getpixel(j, i).r + " "; pixel += "\r\n"; txthasil.text = pixel; catch (Exception) throw new ApplicationException("Failed loading image"); private void reset_click(object sender, EventArgs e) imgawal.image = null; imghasil.image = null; imgnoise.image = null; textbox1.text = ""; textbox2.text = ""; textbox3.text = ""; textbox4.text = ""; filename.text = ""; size.text = ""; txtawal.text = ""; txthasil.text = ""; txtnoise.text = ""; private void helptoolstripmenuitem1_click(object sender, EventArgs e)

13 Form3 frm3 = new Form3(); frm3.showdialog(); Kode Program Menu Help: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace High_Boost_Filtering public partial class Form3 : Form public Form3() InitializeComponent(); private void hometoolstripmenuitem_click(object sender, EventArgs e) Form1 frm1 = new Form1(); frm1.showdialog(); private void pengujiantoolstripmenuitem_click(object sender, EventArgs e) Form2 frm2 = new Form2(); frm2.showdialog(); private void exittoolstripmenuitem_click(object sender, EventArgs e) if (MessageBox.Show("Keluar Aplilkasi?", "Keluar", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); private void hasiltoolstripmenuitem_click(object sender, EventArgs e) Form4 frm4 = new Form4(); frm4.showdialog();

14 B-1 DAFTAR RIWAYAT HIDUP DATA PRIBADI Nama Lengkap : Azhar Indra Rifangi Jenis Kelamin : Laki-laki Tempat, Tanggal Lahir : Medan,21 Januari 1992 Alamat : Jl.Jangka no.28 Agama : Islam azharrifangi@gmail.com Pendidikan Terakhir : Medan, Fakultas Ilmu Komputer dan Teknologi Informasi Jurusan S1 Ilmu Komputer PENDIDIKAN FORMAL : S1 Ilmu Komputer, Medan : SMA Negeri 2 Medan : SMP Harapan 1 Medan : SD Harapan 1 Medan PENGALAMAN ORGANISASI DAN KEGIATAN ILMIAH Anggota Departemen Hubungan Masyarakat Ikatan Mahasiswa S1 Ilmu Komputer (IMILKOM), Ketua Pemerintahan Mahasiswa/ Badan Eksekutif Mahasiswa Fakultas Ilmu Komputer dan Teknologi Informasi,

LISTING PROGRAM. void FilteringToolStripMenuItemClick(object sender, EventAr s e) { Filtering a = new Filtering(); this.hide(); a.

LISTING PROGRAM. void FilteringToolStripMenuItemClick(object sender, EventAr s e) { Filtering a = new Filtering(); this.hide(); a. 130 LISTING PROGRAM 1. Mainform.cs using System; using System.Drawing; using System.Windows.Forms; namespace AnalisisPerbandinganFilertingdanDeteksiTepi public partial class MainForm : Form public MainForm()