Streams API读取音频文件的简单示例
时间: 2024-05-01 16:03:31 浏览: 8
以下是使用Streams API读取音频文件的简单示例:
```java
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.SourceDataLine;
public class AudioPlayer {
public static void main(String[] args) {
try {
File file = new File("audio.wav");
InputStream inputStream = new FileInputStream(file);
AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(inputStream);
AudioFormat format = audioInputStream.getFormat();
DataLine.Info info = new DataLine.Info(SourceDataLine.class, format);
SourceDataLine line = (SourceDataLine) AudioSystem.getLine(info);
line.open(format);
line.start();
byte[] buffer = new byte[4096];
int bytesRead = -1;
while ((bytesRead = audioInputStream.read(buffer)) != -1) {
line.write(buffer, 0, bytesRead);
}
line.drain();
line.close();
audioInputStream.close();
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
}
```
这个例子使用Java的Streams API读取一个wav文件,并将其播放出来。它使用Java的音频系统来打开一个数据行,并将流式音频数据写入该数据行。这个例子的重点是使用Java的Streams API来读取文件并将其传递给Java的音频系统。