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

Transcription

1 130 LISTING PROGRAM 1. Mainform.cs using System; using System.Drawing; using System.Windows.Forms; namespace AnalisisPerbandinganFilertingdanDeteksiTepi public partial class MainForm : Form public MainForm() InitializeComponent(); void FilteringToolStripMenuItemClick(object sender, EventAr s e) Filtering a = new Filtering(); void DeteksiTepiToolStripMenuItemClick(object sender, EventArgs e) DeteksiTepi a = new DeteksiTepi(); void AboutToolStripMenuItemClick(object sender, EventArgs e) Help a = new Help(); void AboutToolStripMenuItem1Click(object sender, EventArgs e) About a = new About(); void ExitToolStripMenuItemClick(object sender, EventArgs e) if (MessageBox.Show("Are you sure to exit the Aplication?", "Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit();

2 Filtering.cs 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 AnalisisPerbandinganFilertingdanDeteksiTepi public partial class Filtering : Form Bitmap img; bool bitdev; double Dev; double probabilitas; IntPtr point = IntPtr.Zero; public Filtering() InitializeComponent(); Bitmap geometric(bitmap image) int lebar = image.width; int panjang = image.height; double merah = 0, hijau = 0, biru = 0, hasilred = 1, hasilgreen = 1, hasilblue = 1; double redfinal, greenfinal, bluefinal; Bitmap imagehasil = new Bitmap(lebar, panjang); for (int i = 0; i < panjang-2; i++) for (int j = 0; j < lebar-2; j++) for (int k = i; k <= i + 2; k++) for (int l = j; l <= j + 2; l++) merah = image.getpixel(l, k).r; if (merah == 0) merah = 255; hijau = image.getpixel(l, k).g; if (hijau == 0) hijau = 255; biru = image.getpixel(l, k).b;

3 132 if (biru == 0) biru = 255; hasilred *= merah; hasilgreen *= hijau; hasilblue *= biru; redfinal = Math.Pow(hasilred,(1.0/9.0)); double RED = Math.Round(redfinal); greenfinal = Math.Pow(hasilgreen,(1.0/9.0)); double GREEN = Math.Round(greenfinal, 0); bluefinal = Math.Pow(hasilblue,(1.0/9.0)); double BLUE = Math.Round(bluefinal, 0); imagehasil.setpixel(j + 1, i + 1, Color.FromArgb(255, (in t)red, (int)green, (int)blue)); hasilred = 1; hasilgreen = 1; hasilblue = 1; return imagehasil; void HomeToolStripMenuItemClick(object sender, EventArgs e) MainForm a = new MainForm(); void DeteksiTepiToolStripMenuItemClick(object sender, EventArgs e) DeteksiTepi a = new DeteksiTepi(); void AboutToolStripMenuItemClick(object sender, EventArgs e) Help a = new Help(); void AboutToolStripMenuItem1Click(object sender, EventArgs e) About a = new About(); void PictureBox4Click(object sender, EventArgs e) try OpenFileDialog ofile = new OpenFileDialog(); ofile.filter = "Images File(*.bmp) *.bmp";

4 133 if (ofile.showdialog() == DialogResult.OK) Bitmap cit = new Bitmap (ofile.filename); if (cit.height <= 300 && cit.width <= 300) pcitraasli.image = cit; img = new Bitmap(new Bitmap(oFile.FileName), pcitraasli.width, pcitraasli.height) ; pcitraasli.image = img; textbox6.text=cit.width.tostring(); textbox5.text=cit.height.tostring(); textbox4.text=ofile.safefilename.tostring(); MessageBox.Show("Image Pixel must be 300x300", "Warning"); catch (Exception) throw new ApplicationException("Failed Loading!"); void ClearClick(object sender, EventArgs e) pcitraasli.image=null; pcitranoise.image=null; pcitrafilter.image=null; textbox4.text=""; textbox5.text=""; textbox6.text=""; combobox1.text=null; void ExitToolStripMenuItemClick(object sender, EventArgs e) if (MessageBox.Show("Are you sure to exit the Aplication?", "Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); private double getgaussiannumbers() Random rand = new Random(); double x, y, kotak; if (bitdev) bitdev = false; return Dev * 1; do x = 2 * rand.nextdouble() - 1;

5 134 y = 2 * rand.nextdouble() - 1; kotak = x * x + y * y; while (kotak >= 1 kotak == 0); var kutub = Math.Sqrt(- 2 * Math.Log(kotak) / kotak); Dev = y * kutub; bitdev = true; return x * kutub; void SaveClick(object sender, EventArgs e) if(pcitrafilter.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pcitrafilter.image.save(save.filename, System.Drawing.Imaging.ImageFormat.Bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void GeometricMeanFIlterClick(object sender, EventArgs e) Bitmap bit = new Bitmap(pcitraNoise.Image); pcitrafilter.image=geometric(bit); void GaussianClick(object sender, EventArgs e) Bitmap citraasli = new Bitmap(pcitraAsli.Image); int x = citraasli.width; int y = citraasli.height; Bitmap citrahasil = citraasli; if ((combobox1.text) == "10%") probabilitas = 10; if ((combobox1.text) == "20%") probabilitas = 20; if ((combobox1.text) == "30%") probabilitas = 30; if ((combobox1.text) == "40%") probabilitas = 40; if ((combobox1.text) == "50%") probabilitas = 50;

6 135 double gaussiannumber = 0.0; int step, newpixel, pixelsize = x * y; BitmapData bmpdata = null; byte[] Pxl; Random rnd = new Random(); Rectangle box = new Rectangle(0, 0, x, y); int Depth = System.Drawing.Bitmap.GetPixelFormatSize(citraAsli.PixelFormat); step = Depth / 8; bmpdata = citraasli.lockbits(box, ImageLockMode.ReadWrite, citraasli.pixelformat); Pxl = new byte[pixelsize * step]; point = bmpdata.scan0; Marshal.Copy(point, Pxl, 0, Pxl.Length); for (int i = 0; i < Pxl.Length; i += step) if (i < Pxl.Length - step) for (int j = 0; j < step; j++) gaussiannumber = getgaussiannumbers(); newpixel = Convert.ToInt32(gaussianNumber * probabilitas) + Convert.ToInt32(Pxl[i + j]); if (newpixel < 0) newpixel = 0; if (newpixel > 255) newpixel = 255; Pxl[i + j] = Convert.ToByte(newPixel); Marshal.Copy(Pxl, 0, point, Pxl.Length); citraasli.unlockbits(bmpdata); pcitranoise.image=citraasli; void SaltpepperClick(object sender, EventArgs e) Bitmap citraasli = new Bitmap(pcitraAsli.Image); int x = citraasli.width; int y = citraasli.height; Bitmap citrahasil = citraasli; if ((combobox1.text) == "10%") probabilitas = Convert.ToInt32(0.1*x*y); if ((combobox1.text) == "20%") probabilitas = Convert.ToInt32(0.2*x*y); if ((combobox1.text) == "30%") probabilitas = Convert.ToInt32(0.3*x*y); if ((combobox1.text) == "40%") probabilitas = Convert.ToInt32(0.4*x*y); if ((combobox1.text) == "50%") probabilitas = Convert.ToInt32(0.5*x*y); int x1,y1,val; Random rand = new Random(); for (int i = 0; i < probabilitas; i++)

7 )); x1 = rand.next(0,x-1); y1 = rand.next(0,y-1); val = rand.next(1,10); if (val <= 5) citrahasil.setpixel(x1,y1,color.fromargb(255,0,0,0)); citrahasil.setpixel(x1,y1,color.fromargb(255,255,255, pcitranoise.image=citraasli; void Button1Click(object sender, EventArgs e) if(pcitranoise.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pcitranoise.image.save(save.filename, System.Drawing. Imaging.ImageFormat.Bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); 3. Deteksi Tepi using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Linq; using System.Diagnostics; using System.IO; using System.Drawing; using System.Drawing.Imaging; using System.Text; using System.Windows.Forms;

8 137 using System.Runtime.InteropServices; namespace AnalisisPerbandinganFilertingdanDeteksiTepi public partial class DeteksiTepi : Form Bitmap img; public DeteksiTepi() InitializeComponent(); void HomeToolStripMenuItemClick(object sender, EventArgs e) MainForm ua = new MainForm(); ua.showdialog (); void FilteringToolStripMenuItemClick(object sender, EventArgs e) Filtering us = new Filtering(); us.showdialog(); void AboutToolStripMenuItemClick(object sender, EventArgs e) Help uf = new Help(); uf.showdialog(); void AboutToolStripMenuItem1Click(object sender, EventArgs e) About ug = new About(); ug.showdialog(); void PictureBox5Click(object sender, EventArgs e) try OpenFileDialog ofile = new OpenFileDialog(); ofile.filter = "Images File(*.bmp) *.bmp"; if (ofile.showdialog() == DialogResult.OK) Bitmap cit = new Bitmap (ofile.filename); if (cit.height <= 300 && cit.width <= 300) citraasli.image = cit; img = new Bitmap(new Bitmap(oFile.FileName), citraasli.width, citraasli.height); citraasli.image = img; textbox1.text=cit.width.tostring();

9 138 textbox2.text=cit.height.tostring(); textbox3.text=ofile.safefilename.tostring(); MessageBox.Show("Image Pixel must be 300x300", "Warning"); catch (Exception) throw new ApplicationException("Failed Loading!"); void PictureBox8Click(object sender, EventArgs e) try OpenFileDialog ofile = new OpenFileDialog(); ofile.filter = "Images File(*.bmp) *.bmp"; if (ofile.showdialog() == DialogResult.OK) Bitmap cit = new Bitmap (ofile.filename); if (cit.height <= 300 && cit.width <= 300) citrafiltering.image = cit; img = new Bitmap(new Bitmap(oFile.FileName), citrafiltering.width, citrafiltering.height); citrafiltering.image = img; textbox9.text=cit.width.tostring(); textbox7.text=cit.height.tostring(); textbox8.text=ofile.safefilename.tostring(); MessageBox.Show("Image Pixel must be 300x300", "Warning"); catch (Exception) throw new ApplicationException("Failed Loading!"); void ClearDeteksiClick(object sender, EventArgs e) citraasli.image=null; citrafiltering.image=null; psobel.image=null; probert.image=null; pprewitt.image=null; pfsobel.image=null; pfprewitt.image=null; pfrobert.image=null; textbox1.text=null;textbox2.text=null;textbox3.text=null; textbox7.text=null;textbox8.text=null;textbox9.text=null;

10 139 textboxs1.text=null;textboxs2.text=null;textboxs3.text=null; textboxs4.text=null;textboxs5.text=null;textboxs6.text=null; textboxp1.text=null;textboxp2.text=null;textboxp3.text=null; textboxp4.text=null;textboxp5.text=null;textboxp6.text=null; textboxr1.text=null;textboxr2.text=null;textboxr3.text=null; textboxr4.text=null;textboxr5.text=null;textboxr6.text=null; void ExitToolStripMenuItemClick(object sender, EventArgs e) if (MessageBox.Show("Are you sure to exit the Aplication?", "Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); private Bitmap SobelEdgeDetect(Bitmap original) Bitmap sobel = new Bitmap(original); int [,] arr_r; int [,] arr_g; int [,] arr_b; byte[,] temp_array; arr_r = new int[sobel.width, sobel.height]; arr_g = new int[sobel.width, sobel.height]; arr_b = new int[sobel.width, sobel.height]; temp_array=new byte[sobel.width, sobel.height]; double x; double y; double grad; for (int i = 1; i < (sobel.width - 1); i++) for (int j = 1; j < (sobel.height - 1); j++) arr_r[i, j] = original.getpixel(i, j).r; arr_g[i, j] = original.getpixel(i, j).g; arr_b[i, j] = original.getpixel(i, j).b; 3; arr_r[i, j] = (arr_r[i, j] + arr_g[i, j] + arr_b[i, j]) / for (int i = 1; i < (sobel.width-1); i++) for (int j = 1; j < (sobel.height-1); j++) x=system.math.abs(1*arr_r[i-1,j-1]+2*arr_r[i- 1,j] + 1*arr_r[i-1,j+1] - arr_r[i+1, j-1] - 2 * arr_r[i+1, j] - arr_r[i + 1, j + 1]); y=system.math.abs(1*arr_r[i-1,j-1]+2*arr_r[i,j- 1]+1*arr_r[i+1,j-1]-1*arr_r[i-1,j+1]-2*arr_r[i,j+1]-1*arr_r[i+1,j+1]);

11 140 grad = System.Math.Sqrt(x*x+y*y); if ( grad > 255) grad =255; temp_array[i, j] =(byte)(grad); sobel.setpixel(i,j,color.fromargb(temp_array[i, j],tem p_array[i, j],temp_array[i,j])); return sobel; private Bitmap PrewittEdgeDetect(Bitmap original) Bitmap prewitt = new Bitmap(original); int [,] arr_r; int [,] arr_g; int [,] arr_b; byte[,] temp_array; arr_r = new int[prewitt.width, prewitt.height]; arr_g = new int[prewitt.width, prewitt.height]; arr_b = new int[prewitt.width, prewitt.height]; temp_array=new byte[prewitt.width, prewitt.height]; double x; double y; double grad; 3; for (int i = 1; i < (prewitt.width - 1); i++) for (int j = 1; j < (prewitt.height - 1); j++) arr_r[i, j] = original.getpixel(i, j).r; arr_g[i, j] = original.getpixel(i, j).g; arr_b[i, j] = original.getpixel(i, j).b; arr_r[i, j] = (arr_r[i, j] + arr_g[i, j] + arr_b[i, j]) / for (int i = 1; i < (prewitt.width-1); i++) for (int j = 1; j < (prewitt.height-1); j++) x=system.math.abs(1*arr_r[i-1,j-1]+1*arr_r[i- 1,j] + 1*arr_r[i-1,j+1] - 1 * arr_r[i+1, j-1] - 1* arr_r[i+1, j] - 1*arr_r[i + 1, j + 1]); y=system.math.abs(1*arr_r[i-1,j-1]+1*arr_r[i,j- 1]+1*arr_r[i+1,j-1]-1*arr_r[i-1,j+1]-1*arr_r[i,j+1]-1*arr_r[i+1,j+1]); grad = System.Math.Sqrt(x*x+y*y); if ( grad > 255) grad =255; temp_array[i, j] =(byte)(grad); prewitt.setpixel(i,j,color.fromargb(temp_array[i, j],t emp_array[i, j],temp_array[i,j]));

12 141 return prewitt; private Bitmap RobertEdgeDetect(Bitmap original) Bitmap robert = new Bitmap(original); int [,] arr_r; int [,] arr_g; int [,] arr_b; byte[,] temp_array; arr_r = new int[robert.width, robert.height]; arr_g = new int[robert.width, robert.height]; arr_b = new int[robert.width, robert.height]; temp_array=new byte[robert.width, robert.height]; double x; double y; double grad; 3; for (int i = 1; i < (robert.width - 1); i++) for (int j = 1; j < (robert.height - 1); j++) arr_r[i, j] = original.getpixel(i, j).r; arr_g[i, j] = original.getpixel(i, j).g; arr_b[i, j] = original.getpixel(i, j).b; arr_r[i, j] = (arr_r[i, j] + arr_g[i, j] + arr_b[i, j]) / for (int i = 0; i < (robert.width-1); i++) for (int j = 0; j < (robert.height-1); j++) x=system.math.abs(arr_r[i, j] - arr_r[i + 1, j + 1]); y=system.math.abs(arr_r[i + 1, j] - arr_r[i, j + 1]); grad = x+y; if ( grad > 255) grad =255; temp_array[i, j] =(byte)(grad); robert.setpixel(i,j,color.fromargb(temp_array[i, j],te mp_array[i, j],temp_array[i,j])); return robert; void RobertFilterClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraFiltering.Image); int x = bit.height; int y = bit.width; double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y);

13 142 for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r; if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; pfrobert.image=robertedgedetect(imagehasil); time.stop(); textboxr6.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxr4.text = hitungmse((bitmap)citrafiltering.image,(bitmap)pfrobert.image).tostring(); textboxr5.text = hitungpsnr(convert.todouble(textboxr4.text)).tostring(); void SaveroberClick(object sender, EventArgs e) if(probert.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) probert.image.save(save.filename, System.Drawing.Imag ing.imageformat.bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SaveSobelClick(object sender, EventArgs e) if(psobel.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) psobel.image.save(save.filename, System.Drawing.Imagi

14 143 ng.imageformat.bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SavePrewittClick(object sender, EventArgs e) if(pprewitt.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pprewitt.image.save(save.filename, System.Drawing.Imaging.ImageFormat.Bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SfSobelClick(object sender, EventArgs e) if(pfsobel.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pfsobel.image.save(save.filename, System.Drawing. Imaging.ImageFormat.Bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SfPrewittClick(object sender, EventArgs e) if(pfprewitt.image!= null)

15 144 SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pfprewitt.image.save(save.filename, System.Drawin g.imaging.imageformat.bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); double hitungmse(bitmap imageasli, Bitmap imagehasil) double sum = 0; double pxasli; double pxhasil; double 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; double hitungpsnr (double MSE) double PSNR = Math.Log10(Math.Pow(255, 2)/MSE); return PSNR; void PrewittClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraAsli.Image); int x = bit.height; int y = bit.width; double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y); for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r;

16 145 if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; pprewitt.image=prewittedgedetect(imagehasil); time.stop(); textboxp3.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxp1.text = hitungmse((bitmap)citraasli.image,(bitmap)pprewitt.image).tostring(); textboxp2.text = hitungpsnr(convert.todouble(textboxp1.text)).tostring(); void SobelClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraAsli.Image); int x = bit.height; int y = bit.width; double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y); for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r; if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; psobel.image=sobeledgedetect(imagehasil); time.stop(); textboxs3.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxs1.text = hitungmse((bitmap)citraasli.image,(bitmap)psobel.image).tostring(); textboxs2.text = hitungpsnr(convert.todouble(textboxs1.text)).tostring(); void Button1Click(object sender, EventArgs e) if(psobel.image!= null)

17 146 SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) psobel.image.save(save.filename, System.Drawing.Imagi ng.imageformat.bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SobelFilterClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraFiltering.Image); int x = bit.height; int y = bit.width; double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y); for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r; if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; pfsobel.image=sobeledgedetect(imagehasil); time.stop(); textboxs6.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxs4.text = hitungmse((bitmap)citrafiltering.image,(bitmap)pfsobel.image).tostring(); textboxs5.text = hitungpsnr(convert.todouble(textboxs4.text)).tostring(); void PrewittFilterClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraFiltering.Image); int x = bit.height; int y = bit.width;

18 147 double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y); for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r; if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; pfprewitt.image=prewittedgedetect(imagehasil); time.stop(); textboxp6.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxp4.text = hitungmse((bitmap)citrafiltering.image,(bitmap)pfprewitt.image).tostring(); textboxp5.text = hitungpsnr(convert.todouble(textboxp4.text)).tostring(); void SfrobertClick(object sender, EventArgs e) if(pfrobert.image!= null) SaveFileDialog save = new SaveFileDialog(); save.filter = "Image Files *.bmp"; save.filename = "*.bmp"; if (save.showdialog() == DialogResult.OK) pfrobert.image.save(save.filename, System.Drawing.Ima ging.imageformat.bmp); MessageBox.Show("image save!", "save", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("error save!"); void SaveRobertClick(object sender, EventArgs e) Stopwatch time = new Stopwatch(); time.start(); Bitmap bit = new Bitmap(citraAsli.Image); int x = bit.height; int y = bit.width; double rd=0,bl=0,gr=0,gy=0; Bitmap imagehasil = new Bitmap(x,y);

19 148 for (int i = 0; i < x-1; i++) for (int j = 0; j <= y-1; j++) rd = bit.getpixel(i,j).r; if (rd <=0) rd = 255; gr = bit.getpixel(i,j).g; bl = bit.getpixel(i,j).b; gy = (rd*0.3 + gr* bl*0.11); imagehasil.setpixel(i,j,color.fromargb((int)gy,(int)gy,(i nt)gy)); gy = 0; probert.image=robertedgedetect(imagehasil); time.stop(); textboxr3.text = Math.Round(Convert.ToDecimal(time.ElapsedMilliseconds)/1000,4).ToString(); textboxr1.text = hitungmse((bitmap)citraasli.image,(bitmap)probert.image).tostring(); textboxr2.text = hitungpsnr(convert.todouble(textboxr1.text)).tostring(); 4. Help.cs namespace AnalisisPerbandinganFilertingdanDeteksiTepi public partial class Help : Form public Help() InitializeComponent(); void HomeToolStripMenuItemClick(object sender, EventArgs e) MainForm a = new MainForm(); a.showdialog (); void FilteringToolStripMenuItemClick(object sender, EventArgs e) Filtering a = new Filtering(); void DeteksiTepiToolStripMenuItemClick(object sender, EventArgs e)

20 149 DeteksiTepi a = new DeteksiTepi(); void AboutToolStripMenuItem1Click(object sender, EventArgs e) About a = new About(); void ExitToolStripMenuItemClick(object sender, EventArgs e) if (MessageBox.Show("Are you sure to exit the Aplication?", "Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit(); 5. About.cs using System; using System.Drawing; using System.Windows.Forms; namespace AnalisisPerbandinganFilertingdanDeteksiTepi public partial class About : Form public About() InitializeComponent(); void HomeToolStripMenuItemClick(object sender, EventArgs e) MainForm a = new MainForm(); a.showdialog (); void FilteringToolStripMenuItemClick(object sender, EventArgs e) Filtering a = new Filtering();

21 150 void DeteksiTepiToolStripMenuItemClick(object sender, EventArgs e) DeteksiTepi a = new DeteksiTepi(); void AboutToolStripMenuItemClick(object sender, EventArgs e) Help a = new Help(); void ExitToolStripMenuItemClick(object sender, EventArgs e) if (MessageBox.Show("Are you sure to exit the Aplication?", "Exit", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes) Application.Exit();

22 151 CURRICULUM VITAE Nama : Magdalena Refini Waty Siregar Alamat Sekarang : Jln. Bawang 8 No. 4, P.Simalingkar, Medan Alamat Orang Tua : Jln. Bawang 8 No. 4, P.Simalingkar, Medan Telp/ Hp : magdalena.siregar93@gmail.com Riwayat Pendidikan : S-1 Ilmu Komputer Universitas Sumatera Utara, Medan : SMA Negeri 5, Medan : SMP Negeri 2, Medan : SD Negeri , Medan : SD Swasta Timbul Jaya Medan Keahlian Bahasa : Indonesia, Inggris Bahasa Pemrograman : C#, MATLAB Database : MySql Design : Photoshop, Corel Draw Pengalaman Organisasi [ ] Anggota PMR SMA Negeri 5 Medan [2012-Sekarang] Anggota GSKM HKBP P. Simalingkar, Medan [ ] Anggota Kerohanian KMKI [ ] Anggota Kominfo IMILKOM [ ] Kepala Bidang Kominfo IMILKOM

23 152 Pengalaman Kepanitiaan [2012] Ketua Bidang Kesehatan PORSENI IMILKOM 2012 [2012] Bendahara Natal S1 ILKOMP 2012 [2012] Ketua Seksi Kesehatan Porseni IMILKOM 2012 [2013] Wakil Sekretaris Acara PMB IMILKOM 2013 [2014] Bendahara PMB Fasilkom-TI 2014 [2014] Bendahara Pelaksana Natal Oikumene USU 2014 [2015] Bendahara Pelaksana Paskah Oikumene USU 2015 [2015] Ketua Bidang Acara Seminar & Kompetisi Public Speaking IMILKOM 2015