サイズ - 経済統計練習帳

package resize;
 
import javax.swing.*;
 
public class pro {
 
 int w,h;
int[][] memor=new int[2500][2500]; 
int[][] memog=new int[2500][2500]; 
int[][] memob=new int[2500][2500];  
 
int[][] sampler=new int[500][500]; 
int[][] sampleg=new int[500][500]; 
int[][] sampleb=new int[500][500]; 
 
int size;
int mx,nx;
 
    public static void main(String[] args) {
        pro test=new pro();
    }
 
 pro(){  
 
 
sizecheck("d.jpg");
 
catchimg sub=new catchimg();
sub.w=w;
sub.h=h;
sub.makedata("d.jpg");
memor=sub.memor;
memog=sub.memog;
memob=sub.memob;
 
size=w;
if(h>w)size=h;
 
int w1,h1,z;
 
for(mx=0;mx<500;mx++){
for(nx=0;nx<500;nx++){
w1=size*nx/500;
h1=size*mx/500;
z=0;
if(w1>w-1)z=100;
if(h1>h-1)z=100;
sampler[mx][nx]=255;
sampleg[mx][nx]=255;
sampleb[mx][nx]=255;
if(z<50)sampler[mx][nx]=memor[h1][w1];
if(z<50)sampleg[mx][nx]=memog[h1][w1];
if(z<50)sampleb[mx][nx]=memob[h1][w1];
}
}
 
 
graph sub4=new graph();
sub4.sampler=sampler;
sub4.sampleg=sampleg;
sub4.sampleb=sampleb; 
sub4.makedata("r.jpg");
 
 
 
  }
void sizecheck(String str){
 
ImageIcon icon = new ImageIcon(str);
h = icon.getIconHeight();
w = icon.getIconWidth();
}
}
 
 
 
 
package resize;
 
 
 
import java.awt.*; 
import java.awt.Color;   
import java.awt.image.*;   
import java.awt.image.BufferedImage;   
import java.io.*;   
import javax.imageio.ImageIO;   
import java.awt.Polygon;
 
class graph{
 
    int h=500;
    int w=500;
 
 
int[][] sampler=new int[500][500]; 
int[][] sampleg=new int[500][500]; 
int[][] sampleb=new int[500][500]; 
 
 
void makedata(String file){
 
    int w1,h1,mx,nx;
 
w1=w;
h1=h;    
BufferedImage off = new BufferedImage(w1, h1, BufferedImage.TYPE_INT_BGR);   
Graphics offsc = off.getGraphics();  
 
int z;
offsc.setColor(Color.white);
offsc.fillRect(0,0,500,500);
 
for(mx=0;mx<h;mx++){
for(nx=0;nx<w;nx++){ 
offsc.setColor(new Color(sampler[mx][nx],sampleg[mx][nx],sampleb[mx][nx])); 
offsc.fillRect(nx,mx,1,1);
}
}  
 
 
offsc.dispose(); 
 
try { 
ImageIO.write(off, "jpeg", new File(file)); 
} catch (IOException exception) { exception.printStackTrace(); }     
}   
}
 
 
 
package resize;
 
import java.awt.*; 
import java.awt.image.*; 
import java.net.URL;
import java.net.MalformedURLException;
 
public class catchimg {
 
PixelGrabber pg; 
Color col; 
Image img;
int red,green,blue; 
 
int mx,nx,m,n; 
int ex,ey; 
String s1,s2,s3,s4; 
URL urlx;
int w;
int h;
int[] pix=new int[2500*2500]; 
int[][] memor=new int[2500][2500]; 
int[][] memog=new int[2500][2500]; 
int[][] memob=new int[2500][2500];  
 
void makedata(String pic){
 
catchimg(pic);  
 
} 
 
void catchimg(String s){ 
 
img = Toolkit.getDefaultToolkit().getImage(s); 
pg = new PixelGrabber(img,0,0,w,h,pix,0,w); 
 
try{pg.grabPixels();}catch(InterruptedException ie){} 
m=0; 
n=0; 
for(int i=0;i<w*h;i++){ 
int p = pix[i]; 
col=new Color(pix[i]); 
red=col.getRed(); 
green=col.getGreen(); 
blue=col.getBlue(); 
memor[m][n]=red; 
memog[m][n]=green; 
memob[m][n]=blue; 
n=n+1; 
if (n==w)m=m+1; 
if (n==w)n=0; 
} 
 
 
 
} 
 
 
 
 
 
}