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  Drawing to image.  (Read 1326 times)
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Offline joaogl

Junior Devvie


Medals: 4
Exp: 4 years



« Posted 2013-07-23 11:01:27 »

Hello,

My question is how can I in java create a image and then save it?
Like pixel 100 = 0xFF665522 and then save it to png?


Thanks joaogl
Offline jonjava
« Reply #1 - Posted 2013-07-23 13:17:02 »

There are a few ways, a simple one is:

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import java.awt.image.BufferedImage;
import java.io.*;

import javax.imageio.ImageIO;

public class SaveColor {

   public static void save(int color) throws IOException {
      int w = 1;
      int h = 1;

      BufferedImage bimg = new BufferedImage(w, h,
            BufferedImage.TYPE_INT_ARGB);

      bimg.setRGB(0, 0, color);

      String fileName = "image.png";
      File file = new File(fileName);

      ImageIO.write(bimg, "png", file);
   }

   public static void main(String[] args) {
      int color = 0xFF665522;

      try {
         save(color);
      } catch (Exception e) {
         e.printStackTrace();
      }
   }
}

Offline joaogl

Junior Devvie


Medals: 4
Exp: 4 years



« Reply #2 - Posted 2013-07-23 13:25:35 »

Thank you very much it worked just fine thanks Cheesy
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