jmf+fobs4 使用java制作媒体播放器 现在公司让做一个用java制作的媒体播放器 基本实现是用jmf+fobs4 对此我是一点思路都没有 有没有大侠做过 或者说开发类似的东西 大概告诉我个思路 如果有例子程序最好 谢谢大家 帮帮忙吧 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 import java.awt.BorderLayout;import java.awt.Color;import java.awt.Component;import java.awt.Dimension;import java.awt.Graphics;import java.awt.Graphics2D;import java.awt.Image;import java.awt.Panel;import java.awt.Rectangle;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.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import javax.media.Buffer;import javax.media.CannotRealizeException;import javax.media.CaptureDeviceInfo;import javax.media.CaptureDeviceManager;import javax.media.Manager;import javax.media.MediaLocator;import javax.media.NoPlayerException;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.JFrame;import javax.swing.JPanel;import com.sun.image.codec.jpeg.ImageFormatException;import com.sun.image.codec.jpeg.JPEGCodec;import com.sun.image.codec.jpeg.JPEGEncodeParam;import com.sun.image.codec.jpeg.JPEGImageEncoder;/** * @author * @version 创建时间:Apr 28, 2008 8:02:26 PM * 类说明: */public class FirstCapture extends JPanel implements ActionListener{ private CaptureDeviceInfo captureDeviceInfo=null; private MediaLocator mediaLocator=null; private static Player player=null; private ImagePanel imagePanel=null; private JButton capture; private Buffer buffer=null; private VideoFormat videoFormat=null; private BufferToImage bufferToImage=null; private Image image=null; /** * @param args */ public FirstCapture() { setLayout(new BorderLayout()); setSize(320,550); String str="vfw:Microsoft WDM Image Capture (Win32):0"; captureDeviceInfo=CaptureDeviceManager.getDevice(str); mediaLocator=new MediaLocator("vfw://0"); imagePanel=new ImagePanel(); capture=new JButton("拍照"); capture.addActionListener(this); try { player=Manager.createRealizedPlayer(mediaLocator); player.start(); Component comp; Component comp1; if((comp=player.getVisualComponent())!=null) add(comp,BorderLayout.NORTH);// if((comp1=player.getControlPanelComponent())!=null)// add(comp1,BorderLayout.CENTER); } catch (NoPlayerException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (CannotRealizeException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } add(imagePanel,BorderLayout.SOUTH); add(capture,BorderLayout.CENTER); } @Override public void print(Graphics g) { // TODO Auto-generated method stub super.print(g); g.setColor(new Color(255,0,0)); g.drawLine(0, 0, 100, 100); } public static void main(String[] args) { // TODO Auto-generated method stub JFrame f = new JFrame("FirstCapture"); FirstCapture cf = new FirstCapture(); f.addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { player.close(); System.exit(0);}}); f.add("Center",cf); f.pack(); f.setSize(new Dimension(320,550)); f.setVisible(true); } @Override public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub FrameGrabbingControl fgc=(FrameGrabbingControl)player.getControl("javax.media.control.FrameGrabbingControl"); buffer=fgc.grabFrame(); bufferToImage=new BufferToImage((VideoFormat)buffer.getFormat()); image=bufferToImage.createImage(buffer); imagePanel.setImage(image); saveImage(image,"D:/test.jpg"); } public static void saveImage(Image image,String path) { BufferedImage bi=new BufferedImage(image.getWidth(null),image.getHeight(null),BufferedImage.TYPE_INT_RGB); Graphics2D g2 = bi.createGraphics(); g2.drawImage(image, null, null); FileOutputStream fos=null; try { fos=new FileOutputStream(path); } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } JPEGImageEncoder je=JPEGCodec.createJPEGEncoder(fos); JPEGEncodeParam jp=je.getDefaultJPEGEncodeParam(bi); jp.setQuality(0.5f, false); je.setJPEGEncodeParam(jp); try { je.encode(bi); fos.close(); } catch (ImageFormatException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } 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); } } } } 问个简单问题 请教大虾Java多重构造函数的问题 关于applet的小问题 Java程序中如何调用C程序?? 图像读取进度条显示 学JSP之前要什么基础吗? 能反编译CLASS成JAVA原代码吗? 图形界面的问题! linux里面安装了jdk 运行环境是否自动安装? 怎样得到Java2 SDK原代码? java如何求两个时间的和? 请问ArrayList和List有什么差别?
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Panel;
import java.awt.Rectangle;
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.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;import javax.media.Buffer;
import javax.media.CannotRealizeException;
import javax.media.CaptureDeviceInfo;
import javax.media.CaptureDeviceManager;
import javax.media.Manager;
import javax.media.MediaLocator;
import javax.media.NoPlayerException;
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.JFrame;
import javax.swing.JPanel;import com.sun.image.codec.jpeg.ImageFormatException;
import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGEncodeParam;
import com.sun.image.codec.jpeg.JPEGImageEncoder;/**
* @author
* @version 创建时间:Apr 28, 2008 8:02:26 PM
* 类说明:
*/
public class FirstCapture extends JPanel implements ActionListener{ private CaptureDeviceInfo captureDeviceInfo=null;
private MediaLocator mediaLocator=null;
private static Player player=null;
private ImagePanel imagePanel=null;
private JButton capture;
private Buffer buffer=null;
private VideoFormat videoFormat=null;
private BufferToImage bufferToImage=null;
private Image image=null;
/**
* @param args
*/
public FirstCapture()
{
setLayout(new BorderLayout());
setSize(320,550);
String str="vfw:Microsoft WDM Image Capture (Win32):0";
captureDeviceInfo=CaptureDeviceManager.getDevice(str);
mediaLocator=new MediaLocator("vfw://0");
imagePanel=new ImagePanel();
capture=new JButton("拍照");
capture.addActionListener(this);
try {
player=Manager.createRealizedPlayer(mediaLocator);
player.start();
Component comp;
Component comp1;
if((comp=player.getVisualComponent())!=null)
add(comp,BorderLayout.NORTH);
// if((comp1=player.getControlPanelComponent())!=null)
// add(comp1,BorderLayout.CENTER);
} catch (NoPlayerException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (CannotRealizeException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
add(imagePanel,BorderLayout.SOUTH);
add(capture,BorderLayout.CENTER);
}
@Override
public void print(Graphics g) {
// TODO Auto-generated method stub
super.print(g);
g.setColor(new Color(255,0,0));
g.drawLine(0, 0, 100, 100);
} public static void main(String[] args) {
// TODO Auto-generated method stub
JFrame f = new JFrame("FirstCapture");
FirstCapture cf = new FirstCapture();
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
player.close();
System.exit(0);}});
f.add("Center",cf);
f.pack();
f.setSize(new Dimension(320,550));
f.setVisible(true);
}
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
FrameGrabbingControl fgc=(FrameGrabbingControl)player.getControl("javax.media.control.FrameGrabbingControl");
buffer=fgc.grabFrame();
bufferToImage=new BufferToImage((VideoFormat)buffer.getFormat());
image=bufferToImage.createImage(buffer);
imagePanel.setImage(image);
saveImage(image,"D:/test.jpg");
}
public static void saveImage(Image image,String path)
{
BufferedImage bi=new BufferedImage(image.getWidth(null),image.getHeight(null),BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = bi.createGraphics();
g2.drawImage(image, null, null);
FileOutputStream fos=null;
try {
fos=new FileOutputStream(path);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
JPEGImageEncoder je=JPEGCodec.createJPEGEncoder(fos);
JPEGEncodeParam jp=je.getDefaultJPEGEncodeParam(bi);
jp.setQuality(0.5f, false);
je.setJPEGEncodeParam(jp);
try {
je.encode(bi);
fos.close();
} catch (ImageFormatException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
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);
}
}
}
}