Programalama > JAVA - JSP

Etiketler: java, webcam

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import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Panel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.io.FileOutputStream;

import javax.media.Buffer;
import javax.media.CaptureDeviceInfo;
import javax.media.CaptureDeviceManager;
import javax.media.Manager;
import javax.media.MediaLocator;
import javax.media.Player;
import javax.media.control.FrameGrabbingControl;
import javax.media.format.VideoFormat;
import javax.media.util.BufferToImage;
import javax.swing.JButton;
import javax.swing.JComponent;

import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGEncodeParam;
import com.sun.image.codec.jpeg.JPEGImageEncoder;

public class SwingCapture extends Panel implements ActionListener   
{ 
    public static Player player = null; 
    public CaptureDeviceInfo di = null; 
    public MediaLocator ml = null; 
    public JButton capture = null; 
    public Buffer buf = null; 
    public Image img = null; 
    public VideoFormat vf = null; 
    public BufferToImage btoi = null; 
    public ImagePanel imgpanel = null; 
    
     
     double tut=0;
    public SwingCapture()   
    { 
    setLayout(new BorderLayout()); 
    setSize(320,550); 
     
    imgpanel = new ImagePanel(); 
    capture = new JButton("Capture"); 
    capture.addActionListener(this); 
     
    String str1 = "vfw:Logitech USB Video Camera:0"; 
    String str2 = "vfw:Microsoft WDM Image Capture (Win32):0"; 
    di = CaptureDeviceManager.getDevice(str2); 
    ml = new MediaLocator("vfw://0"); 
     
    try 
    { 
        player = Manager.createRealizedPlayer(ml); 
        player.start(); 
        Component comp; 
         
        if ((comp = player.getVisualComponent()) != null) 
        { 
        add(comp,BorderLayout.NORTH); 
        } 
        add(capture,BorderLayout.CENTER); 
        add(imgpanel,BorderLayout.SOUTH); 
    }   
    catch (Exception e) 
    { 
        e.printStackTrace(); 
    } 
    } 


     
    public static void main(String[] args)  
    { 
    Frame f = new Frame("SwingCapture"); 
    SwingCapture cf = new SwingCapture(); 
     
    f.addWindowListener(new WindowAdapter() { 
        public void windowClosing(WindowEvent e) { 
        playerclose(); 
        System.exit(0);}}); 
     
    f.add("Center",cf); 
    f.pack(); 
    f.setSize(new Dimension(320,550)); 
    f.setVisible(true); 
    } 
     
     
    public static void playerclose()    
    { 
    player.close(); 
    player.deallocate(); 
    } 
     

    public void actionPerformed(ActionEvent e)  
    { 
    JComponent c = (JComponent) e.getSource(); 
     
    if (c == capture)   
    { 
        // Grab a frame 
        FrameGrabbingControl fgc = (FrameGrabbingControl) 
        //tdundaralp@msn.com
        player.getControl("javax.media.control.FrameGrabbingControl"); 
        buf = fgc.grabFrame(); 
         
        // Convert it to an image 
        btoi = new BufferToImage((VideoFormat)buf.getFormat()); 
        img = btoi.createImage(buf); 
         
        // show the image 
        imgpanel.setImage(img); 
        
        
         tut=Math.random()*10;

         
        // save image 
        saveJPG(img,"image"+tut+".jpg"); 
    } 
    } 
     
    class ImagePanel extends Panel  
    { 
    public Image myimg = null; 
     
    public ImagePanel() 
    { 
        setLayout(null); 
        setSize(320,240); 
    } 
     
    public void setImage(Image img) 
    { 
        this.myimg = img; 
        repaint(); 
    } 
     
    public void paint(Graphics g)   
    { 
        if (myimg != null)  
        { 
        g.drawImage(myimg, 0, 0, this); 
        } 
    } 
    } 
     

    public static void saveJPG(Image img, String s) 
    { 
    BufferedImage bi = new BufferedImage(img.getWidth(null), img.getHeight(null), BufferedImage.TYPE_INT_RGB); 
    Graphics2D g2 = bi.createGraphics(); 
    g2.drawImage(img, null, null); 

    FileOutputStream out = null; 
    try 
    {   
        out = new FileOutputStream(s);  
    } 
    catch (java.io.FileNotFoundException io) 
    {   
        System.out.println("File Not Found");   
    } 
     
    JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out); 
    JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bi); //author : Toygar Dundaralp
    param.setQuality(0.5f,false); 
    encoder.setJPEGEncodeParam(param); 
     
    try 
    {   
        encoder.encode(bi); 
        out.close();    
    } 
    catch (java.io.IOException io)  
    { 
        System.out.println("IOException");  
    } 
    } 
     
}


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