Capture the screen display to a image file, screenshot   #


// Have you wondered how tools like Snagit capture the display screen and create an image file. // Doing that using java AWT is very easy. Just few lines of code. // Also you can save the image as JPG, GIF, PNG etc. by just changing the file format input parameter. import java.awt.Rectangle; import java.awt.Robot; import java.awt.Toolkit; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; /** * This class captures the screen display to a image file * using java.awt.Robot to capture it and them java.awt.ImageIO * to write it to a file. * */ public class ScreenShot { public static void main(String[] args) throws Exception { // create a new instance, automation event generator Robot robot = new Robot(); // capture the screen by getting the default screen size BufferedImage screenShot = robot.createScreenCapture(new Rectangle( Toolkit.getDefaultToolkit().getScreenSize())); // write the capture image to a file using ImageIO // format can be be JPG, GIF etc. ImageIO.write(screenShot, "JPG", new File("screen-shot.jpg")); } }

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