Procesamiento de imágenes en Java: lectura y escritura

Java

// Java program to demonstrate read and write of image
  
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
  
public class MyImage {
    public static void main(String args[])
        throws IOException
    {
        // width of the image
        int width = 963;
  
        // height of the image
        int height = 640;
  
        // For storing image in RAM
        BufferedImage image = null;
  
        // READ IMAGE
        try {
            File input_file = new File(
                "C:/Users/hp/Desktop/Image Processing in Java/gfg-logo.png");
  
            // image file path create an object of
            // BufferedImage type and pass as parameter the
            // width,  height and image int
            // type. TYPE_INT_ARGB means that we are
            // representing the Alpha , Red, Green and Blue
            // component of the image pixel using 8 bit
            // integer value.
  
            image = new BufferedImage(
                width, height, BufferedImage.TYPE_INT_ARGB);
  
            // Reading input file
            image = ImageIO.read(input_file);
  
            System.out.println("Reading complete.");
        }
        catch (IOException e) {
            System.out.println("Error: " + e);
        }
  
        // WRITE IMAGE
        try {
            // Output file path
            File output_file = new File(
                "C:/Users/hp/Desktop/Image Processing in Java/gfg.png");
  
            // Writing to file taking type and path as
            ImageIO.write(image, "png", output_file);
  
            System.out.println("Writing complete.");
        }
        catch (IOException e) {
            System.out.println("Error: " + e);
        }
    } // main() ends here
} // class ends here