package image_convert.bmp;

import java.awt.Color;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
public class PrzetwarzanieObrazu extends Thread{

    private int x;
    private int y;
    private int x_end;
    private int y_end;
    BufferedImage image;
    Color bw_color;

    public void run() {
        long start=System.currentTimeMillis();

         for (int i=x; i<x_end; i++){
                for (int j=0; j<image.getHeight(); j++){

                    Color color = new Color(image.getRGB(i,j));

                    int red = color.getRed();
                    int green = color.getGreen();
                    int blue = color.getBlue();

                    double bw_red = red*0.3;
                    double bw_green = green*0.59;
                    double bw_blue = blue*0.11;

                    bw_color = new Color((int)bw_red, (int)bw_green, (int)bw_blue);


                    App.setObraz(i, j, bw_color);

                }
            }
            // endtime
            long stop=System.currentTimeMillis();
            System.out.println("Processing from x: " + x + "  do x: " + x_end + "  Time: " + (stop-start) + "ms");


    }
    PrzetwarzanieObrazu(BufferedImage image, int x, int x_end)
    {
        this.x = x;
        this.x_end = x_end;
        this.image = image;


    }



}