[对于Windows]
我知道可以捕获在 C# 语言下运行的 DirectX 程序的屏幕,但是您知道 Java 的一些示例代码吗?
我实际上面临着同样的问题使用java在全屏应用程序中截取屏幕截图? https://stackoverflow.com/questions/10359754/take-screen-shots-inside-of-full-screen-applications-with-java?rq=1。机器人课程没有帮助,也没有效果。
但我还没有在互联网上找到任何与此相关的 java 代码示例。
感谢您就该主题提供的任何帮助。
由于我对此进行了更多研究,另请参阅:
import java.awt.*;
import java.awt.datatransfer.*;
import java.awt.event.KeyEvent;
import java.awt.image.BufferedImage;
import javax.swing.*;
import javax.imageio.ImageIO;
import java.io.File;
public class ClipboardScreenshot {
public static void main(String[] args) throws Exception {
// get the screenshot
Robot robot = new Robot();
robot.keyPress(KeyEvent.VK_PRINTSCREEN);
robot.delay(40);
robot.keyRelease(KeyEvent.VK_PRINTSCREEN);
robot.delay(404);
Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
DataFlavor[] flavors = cb.getAvailableDataFlavors();
System.out.println("After: ");
for (DataFlavor flavor : flavors) {
System.out.println(flavor);
if (flavor.toString().indexOf("java.awt.Image")>0) {
Object o = cb.getData(flavor);
Image i = (Image)o;
// ImageIO will not write an Image
// It will write a BufferedImage (a type of RenderedImage)
BufferedImage bi = new BufferedImage(
i.getWidth(null),
i.getHeight(null),
BufferedImage.TYPE_INT_RGB);
Graphics2D g = bi.createGraphics();
g.drawImage(i, 0, 0, null);
g.dispose();
JScrollPane sp = new JScrollPane(new JLabel(new ImageIcon(bi)));
sp.setPreferredSize(new Dimension(800,600));
JOptionPane.showMessageDialog(null, sp);
File f = new File(
System.getProperty("user.home") +
File.separator +
"the.png");
ImageIO.write(bi, "png", f);
}
}
}
}
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