Get average of a set of images with WritableRaster : BufferedImage « 2D Graphics GUI « Java

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Java » 2D Graphics GUI » BufferedImageScreenshots 
Get average of a set of images with WritableRaster
       

import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;

public class Main {
  static BufferedImage average(BufferedImage[] images) {
    BufferedImage average = new BufferedImage(images[0].getWidth(), images[0].getHeight(),
        BufferedImage.TYPE_BYTE_GRAY);
    WritableRaster raster = average.getRaster().createCompatibleWritableRaster();
    for (int k = 0; k < images[0].getHeight(); ++k) {
      for (int j = 0; j < images[0].getWidth(); ++j) {
        float sum = 0.0f;
        for (int i = 0; i < images.length; ++i) {
          sum = sum + images[i].getRaster().getSample(j, k, 0);
        }
        raster.setSample(j, k, 0, Math.round(sum / images.length));
      }
    }
    average.setData(raster);
    return average;
  }
}

   
    
    
    
    
    
    
  
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3.Renders an ellipse overlapping a rectangle with the compositing rule and alpha value selected by the userRenders an ellipse overlapping a rectangle with the compositing rule and alpha value selected by the user
4.Image operationsImage operations
5.BufferedImage with Jumbled images
6.Save an image after operations
7.Create buffered image that does not support transparency
8.Create a buffered image that supports transparency
9.Display image after operation
10.Compositing is the combining of elements from separate sources into single images
11.Convert a non-RGB image to an RGB buffered image
12.Blurring a Buffered Image
13.Sharpening a Buffered Image
14.Converting a Colored Buffered Image to Gray
15.Creating a BufferedImage from an Image object
16.Create Headless BufferedImage
17.Constructs a BufferedImage with a linear sRGB colorModel, and alpha
18.Creates and returns a buffered version of the specified image.
19.Scale, convert images
20.Make Linear Buffered Image
21.Renders multiple paragraphs of text in an array to an image (created and returned).
22.Create and Draw BufferedImage
23.Draw centered BufferedImage
24.Desaturate BufferedImage
25.Convert Image to BufferedImage
26.Converts an Image to a BufferedImage
27.store BufferedImage to file
28.store BufferedImage to file and then retrieve to BufferedImage
29.Returns a BufferedImage with the specified image type, where the graphical content is a copy of the specified image.
30.Draw code point
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