Java 通过TCP发送音频流,不支持DaudioFileException
我已成功通过TCP套接字发送和读取文本和图像数据。但我无法发送和读取音频流数据 服务器上的示例代码:Java 通过TCP发送音频流,不支持DaudioFileException,java,sockets,tcp,audio-streaming,Java,Sockets,Tcp,Audio Streaming,我已成功通过TCP套接字发送和读取文本和图像数据。但我无法发送和读取音频流数据 服务器上的示例代码: public class ServerAudio { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub try { ServerSocket serverSoc
public class ServerAudio {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
try {
ServerSocket serverSocker = new ServerSocket();
Socket client = null;
serverSocker.bind(new InetSocketAddress(6666));
if (serverSocker.isBound()) {
client = serverSocker.accept();
OutputStream out = client.getOutputStream();
while (true) {
AudioInputStream ain = testPlay("C:/Users/Public/Music/Sample Music/adios.wav");
if (ain != null) {
AudioSystem.write(ain, AudioFileFormat.Type.WAVE, out);
}
}
}
serverSocker.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public static AudioInputStream testPlay(String filename) {
AudioInputStream din = null;
try {
File file = new File(filename);
AudioInputStream in = AudioSystem.getAudioInputStream(file);
System.out.println("Before :: " + in.available());
AudioFormat baseFormat = in.getFormat();
AudioFormat decodedFormat =
new AudioFormat(AudioFormat.Encoding.PCM_UNSIGNED, baseFormat.getSampleRate(),
8, baseFormat.getChannels(), baseFormat.getChannels(),
baseFormat.getSampleRate(), false);
din = AudioSystem.getAudioInputStream(decodedFormat, in);
System.out.println("After :: " + din.available());
return din;
} catch (Exception e) {
// Handle exception.
e.printStackTrace();
}
return din;
}
}
客户端的示例代码:
public class RDPPlayAudioBytes {
private static Socket socket;
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
// SocketAddress socketAddress = new InetSocketAddress("172.19.1.50", 4444);
try {
Socket socket = new Socket("172.19.0.109", 6666);
// socket.connect(socketAddress, 10000);
if (socket != null && socket.isConnected()) {
InputStream inputStream = socket.getInputStream();
// DataInputStream din=new DataInputStream(inputStream);
while (inputStream != null) {
if (inputStream.available() > 0) {
System.out.println(inputStream.available());
InputStream bufferedIn = new BufferedInputStream(inputStream);
System.out.println("********** Buffred *********" + bufferedIn.available());
AudioInputStream ais = AudioSystem.getAudioInputStream(bufferedIn);
}
}
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} /*
* catch (LineUnavailableException e) { // TODO Auto-generated catch block
* e.printStackTrace(); }
*/catch (UnsupportedAudioFileException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
在那里我得到了例外
javax.sound.sampled.UnsupportedAudioFileException: could not get audio input stream from input stream
at javax.sound.sampled.AudioSystem.getAudioInputStream(Unknown Source)
我观察到服务器正在向客户端发送35394字节的数据,但在客户端我们正在接收8192字节的数据。我无法理解为什么客户端缺少字节
请帮助我如何通过TCP套接字发送音频流。由于TCP是可靠的,因此将完全接收字节。还有一个小问题。您需要播放从音频流接收的音频,仅创建音频输入流不会播放它。 播放接收到的音频可能有不同的技术。您可以使用Java声音API中的剪辑或源数据行。另外,不要多次创建AudioInputStream。只需创建一次并使用它 这里有一个可能的解决方案,你可以用来播放接收到的音频
public class RDPPlayAudioBytes {
private static Socket socket;
private static BufferedInputStream inputStream;
/**
* @param args
* @throws javax.sound.sampled.LineUnavailableException
*/
public static void main(String[] args) throws LineUnavailableException {
// TODO Auto-generated method stub
// SocketAddress socketAddress = new InetSocketAddress("172.19.1.50", 4444);
try {
socket = new Socket("127.0.0.1", 6666);
if (socket.isConnected()) {
inputStream = new BufferedInputStream(socket.getInputStream());
Clip clip = AudioSystem.getClip();
AudioInputStream ais = AudioSystem.getAudioInputStream(inputStream);
clip.open(ais);
clip.start();
while (inputStream != null) {
if (clip.isActive()) {
System.out.println("********** Buffred *********" + inputStream.available());
}
}
}
} catch (IOException | UnsupportedAudioFileException e) {
System.err.println(e);
}
}
}
根据您的需求,您可能需要不同的实现。这只是演示如何使用音频输入流使用剪辑播放音频。您可能会注意到我发布的代码中有很多更改。我希望你能理解这一点
您可以参考Java Sound API文档来深入了解Java的基础知识
注意:
服务器:服务器只对声音文件的字节进行流式传输。没有涉及音响系统。将声音文件作为参数传递:
java AudioServer "C:/Users/Public/Music/Sample Music/adios.wav"
AudioServer类的代码:
import java.io.*;
import java.net.*;
public class AudioServer {
public static void main(String[] args) throws IOException {
if (args.length == 0)
throw new IllegalArgumentException("expected sound file arg");
File soundFile = AudioUtil.getSoundFile(args[0]);
System.out.println("server: " + soundFile);
try (ServerSocket serverSocker = new ServerSocket(6666);
FileInputStream in = new FileInputStream(soundFile)) {
if (serverSocker.isBound()) {
Socket client = serverSocker.accept();
OutputStream out = client.getOutputStream();
byte buffer[] = new byte[2048];
int count;
while ((count = in.read(buffer)) != -1)
out.write(buffer, 0, count);
}
}
System.out.println("server: shutdown");
}
}
客户端:客户端可以播放通过命令行传递的声音文件,以测试其是否工作:
java AudioClient "C:/Users/Public/Music/Sample Music/adios.wav"
调用时不带任何参数,它连接到服务器并播放通过套接字接收的文件:
java AudioClient
代码:
AudioServer和AudioClient使用的实用程序类:
import java.io.File;
public class AudioUtil {
public static File getSoundFile(String fileName) {
File soundFile = new File(fileName);
if (!soundFile.exists() || !soundFile.isFile())
throw new IllegalArgumentException("not a file: " + soundFile);
return soundFile;
}
}
提示:不要使用
available()
。在大多数情况下,它不是您所期望的。请尝试使用此AudioInputStream ain=testPlay(“C:\\Users\\Public\\Music\\Sample Music\\adios.wav”);看看这一次,有两件事需要检查。在testplay中,在创建文件后,打印文件.exists()
、文件.canRead()
、和文件.getCanonicalPath()
的值。如果一切正常,请尝试打印AudioSystem.getAudioFileFormat(file)
的值。如果失败,请仔细查看您的文件,确保它确实是WAV文件。这将永远不会终止:inputStream
将永远不会为空。同样,这个循环和clip.isActive()
检查将消耗所有的CPU周期。我同意,但我的目的只是展示如何使用媒体播放问题中发布的代码的声音。我同意代码可以改进。
import java.io.File;
public class AudioUtil {
public static File getSoundFile(String fileName) {
File soundFile = new File(fileName);
if (!soundFile.exists() || !soundFile.isFile())
throw new IllegalArgumentException("not a file: " + soundFile);
return soundFile;
}
}