?? capture.java
字號:
//音頻捕獲部分,
//Capture.java
import java.io.*;
import javax.sound.sampled.*;
import java.net.*;
/**
* Title: VoiceChat
* Description: 音頻捕捉(錄音程序)
* Copyright: Copyright (c) 2001
* Company:
* @author
* @version 1.0
*/
class Capture implements Runnable {
TargetDataLine line;
Thread thread;
Socket s;
BufferedOutputStream captrueOutputStream;
Capture(Socket s){//構(gòu)造器 取得socket以獲得網(wǎng)絡(luò)輸出流
this.s=s;
}
public void start() {
thread = new Thread(this);
thread.setName("Capture");
thread.start();
}
public void stop() {
thread = null;
}
public void run() {
try {
captrueOutputStream=new BufferedOutputStream(s.getOutputStream());//建立輸出流 此處可以加套壓縮流用來壓縮數(shù)據(jù)
}
catch (IOException ex) {
return;
}
AudioFormat format =new AudioFormat(8000,16,2,true,true);//AudioFormat(float sampleRate, int sampleSizeInBits, int channels, boolean signed, boolean bigEndian)
DataLine.Info info = new DataLine.Info(TargetDataLine.class,format);
try {
line = (TargetDataLine) AudioSystem.getLine(info);
line.open(format, line.getBufferSize());
} catch (Exception ex) {
return;
}
byte[] data = new byte[1024];//此處的1024可以情況進(jìn)行調(diào)整,應(yīng)跟下面的1024應(yīng)保持一致
int numBytesRead=0;
line.start();
while (thread != null) {
numBytesRead = line.read(data, 0,128);//取數(shù)據(jù)(1024)的大小直接關(guān)系到傳輸?shù)乃俣龋话阍叫≡娇欤?
try {
captrueOutputStream.write(data, 0, numBytesRead);//寫入網(wǎng)絡(luò)流
}
catch (Exception ex) {
break;
}
}
line.stop();
line.close();
line = null;
try {
captrueOutputStream.flush();
captrueOutputStream.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -