Java Example Program / Sample Source Code
import java.awt.AWTException;
import java.awt.HeadlessException;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.color.ColorSpace;
import java.awt.image.BufferedImage;
import java.awt.image.ColorConvertOp;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
public class ColorSpaceExample {
public static void main(String[] a) throws HeadlessException, AWTException, IOException{
BufferedImage fSrcImage = new Robot()
.createScreenCapture(new Rectangle(Toolkit.getDefaultToolkit()
.getScreenSize()));
ColorSpace gray_space = ColorSpace.getInstance(ColorSpace.CS_GRAY);
ColorConvertOp convertToGrayOp = new ColorConvertOp(gray_space, null);
BufferedImage fDstImage = convertToGrayOp.filter(fSrcImage, null);
File imageFile = new File("screenshot.png");
ImageIO.write(fDstImage, "png", imageFile);
}
} |
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