Java基于FMJ实现打开摄像头实时录制

package xs.camera.view; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.Graphics2D; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; import javax.media.MediaLocator; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextField; import net.sf.fmj.ui.application.CaptureDeviceBrowser; import net.sf.fmj.ui.application.ContainerPlayer; import net.sf.fmj.ui.application.PlayerPanelPrefs; public class Camera extends JFrame { private static final long serialVersionUID = 1L; private JPanel cameraPanel=null;//摄像头面板 private static int num=0; public Camera() throws Exception{ this.setTitle("摄像头截图工具"); this.setSize(480, 500); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.cameraPanel=new JPanel(); this.getContentPane().setLayout(new BorderLayout()); this.getContentPane().add(this.cameraPanel, BorderLayout.CENTER); ContainerPlayer containerPlayer=new ContainerPlayer(this.cameraPanel); MediaLocator locator=CaptureDeviceBrowser.run(null);//弹出摄像头设备选项 PlayerPanelPrefs prefs=new PlayerPanelPrefs(); containerPlayer.setMediaLocation(locator.toExternalForm(), prefs.autoPlay); JPanel btnPanel=new JPanel(new BorderLayout()); final JTextField path=new JTextField("E:/java"); path.setColumns(30); btnPanel.add(path, BorderLayout.WEST); JButton okBtn=new JButton("截图"); okBtn.addActionListener(new ActionListener(){ @Override public void actionPerformed(ActionEvent e) { Dimension imageSize=cameraPanel.getSize(); BufferedImage image=new BufferedImage(imageSize.width,imageSize.height,BufferedImage.TYPE_INT_ARGB); Graphics2D g=image.createGraphics(); cameraPanel.paint(g); g.dispose(); try { String filePath=path.getText(); File file=new File(filePath); if(!file.exists()) file.mkdirs(); ImageIO.write(image, "png", new File(file.getAbsoluteFile()+"/"+num+".png")); num++; } catch (Exception e2) { e.paramString(); } } }); btnPanel.add(okBtn, BorderLayout.EAST); this.getContentPane().add(btnPanel, BorderLayout.SOUTH); } public void start(){ } public static void main(String[] args) { try { Camera c=new Camera(); c.setVisible(true); } catch (Exception e) { e.printStackTrace(); } } }