record.java

Java源码！聊天的的。。。。。。。。。。。。。

import java.io.*;
import javax.sound.sampled.*;
import javax.sound.sampled.spi.*;//前置處理

public class JDKAudioRecorder extends Thread
{
//產生TargetDataLine類別的變數m_targetdataline
static TargetDataLine m_targetdataline;

//透過TargetDataLine介面(繼承自DataLine)與音效卡溝通    target目標

//產生AudioFileFormat.Type類別的變數m_targetType  Format格式
static AudioFileFormat.Type m_targetType;

//產生AudioInputStream類別的變數m_audioInputStream  stream流
static AudioInputStream m_audioInputStream;

static File m_outputFile;//產生File類別的變數 m_outputFile

static boolean m_bRecording;//後面需用到布林函數 True,False

public JDKAudioRecorder(TargetDataLine line, AudioFileFormat.Type targetType, File file)
{
m_targetdataline = line;
m_audioInputStream = new AudioInputStream(line);
m_targetType = targetType;
m_outputFile = file;
}

public static void AudioRecorder()
{
String Filename = "JDKAudioRecord.wav";
File outputFile = new File(Filename);

//我們一開始先在主程式裡指定聲音檔的檔名為
//JDKAudioRecorder.wav
// String  Filename = "JDKAudioRecord.wav";
//接著指定存檔的資料夾,預設存在相同的資料夾
// FileoutputFile = new File(Filename);

AudioFormat audioFormat = null;
audioFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, 44100.0F, 16, 2, 4, 44100.0F, false);

//再來設定和取得音效檔的屬性
// audioFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, 44100.0F, 16, 2, 4, 44100.0F, false);

DataLine.Info info = new DataLine.Info(TargetDataLine.class, audioFormat);
TargetDataLine targetDataLine = null;

//然後透過TargetDataLine介面(繼承自DataLine)與音效卡溝通
// DataLine.Info info = new DataLine.Info(TargetDataLine.class, audioFormat);
// 接著做例外處理,當聲音裝置出錯或其他因素導致錄音功能無法被執行時,程式將被終止

try
{
targetDataLine = (TargetDataLine) AudioSystem.getLine(info);
targetDataLine.open(audioFormat);// try{ }可能發生例外的敘述

} catch (LineUnavailableException e)//catch{ }處理方法

{
System.out.println("無法錄音,錄音失敗");
e.printStackTrace();
System.exit(-1);
}

AudioFileFormat.Type targetType = AudioFileFormat.Type.AU;
JDKAudioRecorder recorder = null;

recorder = new JDKAudioRecorder(targetDataLine, targetType, outputFile);
recorder.start();
}

public void start()
{
m_targetdataline.start();
super.start();
}

public static void stopRecording()
{
m_targetdataline.stop();
m_targetdataline.close();
m_bRecording = false;
}

public void run()
{
try
{
AudioSystem.write(m_audioInputStream, m_targetType, m_outputFile);
System.out.println("after write()");
} catch (IOException e)
{
e.printStackTrace();
}
}

}