// otsu automatico
private void button1_Click(object sender, EventArgs e)
{
int[] h = PictureAnalizer.Histograma((Bitmap)ImagenEntrada.Image);
double[] hn = PictureAnalizer.HistogramaNormal((Bitmap)ImagenEntrada.Image);
int t = PictureAnalizer.Otsu(hn);
MessageBox.Show("", t.ToString());
ImagenEntrada.Image = PictureAnalizer.Umbralizar((Bitmap)ImagenEntrada.Image, t);
}
public static double [] HistogramaNormal(Bitmap ImagenColor)
{
int[] h = PictureAnalizer.Histograma(ImagenColor);
double [] HistNorm = new double[256];
for (int i = 0; i < 256; i++)
{
HistNorm[i] = h[i] / ((double)ImagenColor.Width * ImagenColor.Height);
}
return(HistNorm);
}
private void otsuToolStripMenuItem_Click(object sender, EventArgs e)
{
Analizador.SetImagenSalida((Bitmap)ImagenEntrada.Image);
// crear un histograma
int[] h = PictureAnalizer.Histograma(PictureAnalizer.ImagenEntrada);
double[] hn = PictureAnalizer.HistogramaNormal(PictureAnalizer.ImagenEntrada);
// realizar una umbralizacion
int t = PictureAnalizer.Otsu(hn);
this.ImagenSalida.Image = PictureAnalizer.Umbralizar(PictureAnalizer.ImagenEntrada, t);
MessageBox.Show("Umbral Optimo " + t.ToString(), "Umbral optimo");
}
public static int [] HistogramaAcumulado(Bitmap input)
{
int [] h = PictureAnalizer.Histograma(input);
int[] Hacum = new int[256];
for (int i = 1; i < 256; i++)
{
Hacum[i] = Hacum[i - 1] + h[i];
}
return(Hacum);
}
// probar todas las imagenes de una carpeta
private void desdeCarpetaToolStripMenuItem_Click(object sender, EventArgs e)
{
FolderBrowserDialog c = new FolderBrowserDialog();
c.ShowDialog();
string rutaCarpetaTest = c.SelectedPath;
// buscar todos lo archivos de imagen en el directorio
DirectoryInfo dirs = new DirectoryInfo(rutaCarpetaTest);
// recorrer cada archivo en el directorio
int b = 0;
foreach (var im in dirs.GetFiles("*.jpg", SearchOption.AllDirectories))
{
Bitmap imEnt = new Bitmap(im.FullName);
Analizador.SetImagenEntrada(imEnt);
Analizador.SetImagenSalida(PictureAnalizer.ImagenColor2Gray(imEnt));
ImagenEntrada.Image = PictureAnalizer.ImagenEntrada;
ImagenSalida.Image = PictureAnalizer.ImagenEntrada;
ImagenEntrada.Refresh();
ImagenSalida.Refresh();
System.Threading.Thread.Sleep(100);
// crear un histograma
int[] h = PictureAnalizer.Histograma(PictureAnalizer.ImagenEntrada);
double[] hn = PictureAnalizer.HistogramaNormal(PictureAnalizer.ImagenEntrada);
// realizar una umbralizacion
int t = PictureAnalizer.Otsu(hn);
this.ImagenSalida.Image = PictureAnalizer.Umbralizar(PictureAnalizer.ImagenEntrada, t);
imEnt = (Bitmap)this.ImagenSalida.Image;
//PictureAnalizer.GuardarImagenSalida((Bitmap) PictureAnalizer.ImagenEntrada, this.RutaGuardado + "\\OtsuEntrada" + b.ToString() + im.Name );
PictureAnalizer.GuardarImagenSalida((Bitmap)this.ImagenSalida.Image, this.RutaGuardado + "\\OtsuSalida" + b.ToString() + im.Name);
PictureAnalizer.GuardarImagenSalida(PictureAnalizer.DilatarImagen(imEnt, this.MascaraActual, 255), this.RutaGuardado + "\\SalidaDilatada" + b.ToString() + im.Name);
PictureAnalizer.GuardarImagenSalida(PictureAnalizer.ErocionarImagen(imEnt, this.MascaraActual, 255), this.RutaGuardado + "\\SalidaErocionada" + b.ToString() + im.Name);
// PictureAnalizer.GuardarImagenSalida( PictureAnalizer.Cerradura(imEnt, this.MascaraActual), this.RutaGuardado + "\\SalidaCerradura" + b.ToString() + im.Name);
// PictureAnalizer.GuardarImagenSalida( PictureAnalizer.Apertura(imEnt, this.MascaraActual), this.RutaGuardado + "\\SalidaApertura" + b.ToString() + im.Name);
PictureAnalizer.GuardarImagenSalida(PictureAnalizer.ExtBorde(imEnt, this.MascaraActual), this.RutaGuardado + "\\SalidaBorde" + b.ToString() + im.Name);
b++;
ImagenSalida.Refresh();
System.Threading.Thread.Sleep(100);
}
}
private void button24_Click(object sender, EventArgs e)
{
/**** 1 - humbralizar ******/
Bitmap img_Exm_Ent = (Bitmap)ImagenEntrada.Image;
Bitmap Org = (Bitmap)ImagenEntrada.Image;
// conseguir histogramas para umbralizar
int [] h = PictureAnalizer.Histograma(img_Exm_Ent);
double[] hn = PictureAnalizer.HistogramaNormal(img_Exm_Ent);
int umbral = PictureAnalizer.Otsu(hn);
Bitmap img_Exm = PictureAnalizer.Umbralizar(img_Exm_Ent, umbral);
PictureAnalizer.ImagenEntrada = img_Exm;
ImagenEntrada.Image = img_Exm;
ImagenEntrada.Image.Save("ImgHumbralizada.jpeg");
ImagenEntrada.Refresh();
/**** 2 - erocionar la imagen ******/
Mascara ee = new Mascara(Mascara.PRDF_Estr_Bcdd, new Size(3, 3), new Point(1, 1));
Bitmap cv = PictureAnalizer.ErocionarImagen(img_Exm, ee, 255);
img_Exm = PictureAnalizer.ErocionarImagen(img_Exm, ee, 255);
Bitmap cn = img_Exm;
PictureAnalizer.ImagenEntrada = img_Exm;
ImagenEntrada.Image = img_Exm;
ImagenEntrada.Image.Save("ImgErocionada.jpeg");
ImagenEntrada.Refresh();
Mascara es = new Mascara(Mascara.PRDF_Estr_Cruz, new Size(3, 3), new Point(1, 1));
img_Exm = PictureAnalizer.DilatarImagen(img_Exm, es, 255);
PictureAnalizer.ImagenEntrada = img_Exm;
ImagenEntrada.Image = img_Exm;
ImagenEntrada.Image.Save("ImgDilatada.jpeg");
ImagenEntrada.Refresh();
Bitmap sa = PictureAnalizer.DibujarNegra(cn.Width, cn.Height);
for (int i = 0; i < cn.Height; i++)
{
for (int j = 0; j < cn.Width; j++)
{
int cOr = PictureAnalizer.PixelColor2Gray(img_Exm.GetPixel(j, i));
if (cOr == 255)
{
int cON = PictureAnalizer.PixelColor2Gray(cv.GetPixel(j, i));
sa.SetPixel(j, i, Color.FromArgb(cON, cON, cON));
}
}
}
ImagenEntrada.Image = sa;
Bitmap sae = PictureAnalizer.DibujarNegra(cn.Width, cn.Height);
for (int i = 0; i < cn.Height; i++)
{
for (int j = 0; j < cn.Width; j++)
{
int cOr = PictureAnalizer.PixelColor2Gray(sa.GetPixel(j, i));
if (cOr > 0)
{
int cON = PictureAnalizer.PixelColor2Gray(Org.GetPixel(j, i));
sae.SetPixel(j, i, Color.FromArgb(cON, cON, cON));
}
}
}
ImagenEntrada.Image = sae;
ImagenEntrada.Image.Save("ImgCombinada.jpeg");
ImagenEntrada.Refresh();
}
private void button10_Click_1(object sender, EventArgs e)
{
int[] h = PictureAnalizer.Histograma(PictureAnalizer.ImagenEntrada);
GraficarVector(PictureAnalizer.HistogramaNormal(PictureAnalizer.ImagenEntrada), this.ChrtHistoSimple);
}
