jmf.rar_jmf_语音通信java

package tcpSoundCommunication; import java.awt.*; import java.awt.event.*; import java.awt.geom.Line2D; import javax.swing.*; //import javax.swing.event.*; import javax.swing.border.*; import java.util.Vector; //import java.util.Enumeration; import java.io.*; import javax.sound.sampled.*; import java.awt.font.*; import java.text.*; //connSocket类 //import java.io.*; import java.net.*; //import java.awt.event.*; import javax.sound.sampled.*; /** * audio can be saved either as a WAVE, AU or AIFF. Or load an audio file * for streaming playback. */ public class CapturePlaybackClient extends JPanel implements ActionListener, MyControlContext { final int bufSize = 16384; //2048 x 8 8个双字节长 22048=10多？ ConnSocket connSocket = new ConnSocket(); FormatControls formatControls = new FormatControls(); Capture capture= new Capture(); Playback playback= new Playback(); //存放声音的对象——audioInputStream AudioInputStream audioInputStream; SamplingGraph samplingGraph; JButton connB, playB, captB, pausB, loadB; JButton auB, aiffB, waveB; JTextField textField; String fileName = "untitled"; String errStr; double duration, seconds; File file; // Vector lines = new Vector(); public CapturePlaybackClient() { /** * 关于几个容器（P1，P1右面部分P2）——panel的布局，外观 */ setLayout(new BorderLayout()); EmptyBorder eb = new EmptyBorder(5, 5, 5, 5); SoftBevelBorder sbb = new SoftBevelBorder(SoftBevelBorder.LOWERED); setBorder(new EmptyBorder(5, 5, 5, 5)); JPanel p1 = new JPanel(); //P1——formatControls左面格式参数设置 p1.setLayout(new BoxLayout(p1, BoxLayout.X_AXIS)); // p1.add(formatControls); //P2——： JPanel p2 = new JPanel(); p2.setBorder(sbb); p2.setLayout(new BoxLayout(p2, BoxLayout.Y_AXIS)); //buttonsPanel上方 JPanel buttonsPanel = new JPanel(); buttonsPanel.setBorder(new EmptyBorder(10, 0, 5, 0)); connB = addButton("连接", buttonsPanel, true); playB = addButton("Play", buttonsPanel, false); captB = addButton("Record", buttonsPanel, true); pausB = addButton("Pause", buttonsPanel, false); loadB = addButton("Load...", buttonsPanel, true); p2.add(buttonsPanel); //samplingPanel画板 JPanel samplingPanel = new JPanel(new BorderLayout()); eb = new EmptyBorder(10, 20, 20, 20); samplingPanel.setBorder(new CompoundBorder(eb, sbb)); samplingPanel.add(samplingGraph = new SamplingGraph()); p2.add(samplingPanel); //savePanel下方 JPanel savePanel = new JPanel(); savePanel.setLayout(new BoxLayout(savePanel, BoxLayout.Y_AXIS)); JPanel saveTFpanel = new JPanel(); saveTFpanel.add(new JLabel("File to save: ")); saveTFpanel.add(textField = new JTextField(fileName)); textField.setPreferredSize(new Dimension(140, 25)); savePanel.add(saveTFpanel); JPanel saveBpanel = new JPanel(); auB = addButton("Save AU", saveBpanel, false); aiffB = addButton("Save AIFF", saveBpanel, false); waveB = addButton("Save WAVE", saveBpanel, false); savePanel.add(saveBpanel); p2.add(savePanel); p1.add(p2); add(p1); } public void open() {} public void close() { if (playback.thread != null) { //doClick()模拟一个按钮的click动作！时间为0; playB.doClick(0); } if (capture.thread != null) { captB.doClick(0); } } private JButton addButton(String name, JPanel p, boolean state) { JButton b = new JButton(name); b.addActionListener(this); b.setEnabled(state); p.add(b); return b; } public void actionPerformed(ActionEvent e) { Object obj = e.getSource(); if (obj.equals(auB)) { saveToFile(textField.getText().trim(), AudioFileFormat.Type.AU); } else if (obj.equals(aiffB)) { saveToFile(textField.getText().trim(), AudioFileFormat.Type.AIFF); } else if (obj.equals(waveB)) { saveToFile(textField.getText().trim(), AudioFileFormat.Type.WAVE); } else if (obj.equals(playB)) { if (playB.getText().startsWith("Play")) { playback.start(); samplingGraph.start(); captB.setEnabled(false); pausB.setEnabled(true); playB.setText("Stop"); } else { playback.stop(); samplingGraph.stop(); captB.setEnabled(true); pausB.setEnabled(false); playB.setText("Play"); } } else if (obj.equals(connB)) { if (connB.getText().startsWith("连接")) { connSocket.start(); //设置人机界面 connB.setText("断开"); loadB.setEnabled(false); playB.setEnabled(false); pausB.setEnabled(false); auB.setEnabled(false); aiffB.setEnabled(false); waveB.setEnabled(false); captB.setEnabled(false); } else { try { connSocket.stop(); } catch (Exception ex1) { } connB.setText("连接"); } } else if (obj.equals(captB)) { //kehu---lianjie if (captB.getText().startsWith("Record")) { file = null; //开始一个线程 "Capture" capture.start(); fileName = "untitled"; //开始一个线程 "SamplingGraph" samplingGraph.start(); //call run() //设置人机界面 loadB.setEnabled(false); playB.setEnabled(false); pausB.setEnabled(true); auB.setEnabled(false); aiffB.setEnabled(false); waveB.setEnabled(false); captB.setText("Stop"); } else { //kehu---duankai lines.removeAllElements(); capture.stop(); samplingGraph.stop(); loadB.setEnabled(true); playB.setEnabled(true); pausB.setEnabled(false); auB.setEnabled(true); aiffB.setEnabled(true); waveB.setEnabled(true); captB.setText("Record"); connB.setText("连接"); } } else if (obj.equals(pausB)) { if (pausB.getText().startsWith("Pause")) { if (capture.thread != null) { //cease I/O activity ;停止捕获 capture.line.stop(); } else { if (playback.thread != null) { //cease I/O activity;停止重放 playback.line.stop(); } } pausB.setText("Resume"); } else { if (capture.thread != null) { //engage in data I/O capture.line.start(); } else { if (playback.thread != null) { //engage in data I/O playback.line.start(); } } pausB.setText("Pause"); } } else if (obj.equals(loadB)) { try { File file = new File(System.getProperty("user.dir")); JFileChooser fc = new JFileChooser(file); fc.setFileFilter(new javax.swing.filechooser.FileFilter() { public boolean accept(File f) { if (f.isDirectory()) { return true; } String name = f.getName(); if (name.endsWith(".au") || name.endsWith(".wav") || name.endsWith(".aiff") || name.endsWith(".aif")) { return true; } return false; } public String getDescription() { return ".au, .wav, .aif"; } }); if (fc.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) { //true,表示要更新audioInputStream对象的format；fc就是文件选择器JFileChooser; createAudioInputStream(fc.getSelectedFile(), true); } } catch (SecurityException ex) { // JavaSound.showInfoDialog(); ex.printStackTrace(); } catch (Exception ex) { ex.printStackTrace(); }