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package com.itclj.wav;import java.io.File;import java.io.IOException;import java.net.URL;import javax.sound.sampled.AudioFormat;import javax.sound.sampled.AudioInputStream;import javax.sound.sampled.AudioSystem;import javax.sound.sampled.DataLine;import javax.sound.sampled.LineUnavailableException;import javax.sound.sampled.SourceDataLine;import javax.sound.sampled.UnsupportedAudioFileException;/** * Hello world! * */public class App { private AudioFormat audioFormat = null; private SourceDataLine sourceDataLine = null; private DataLine.Info dataLine_info = null;// private String file = "D:/workspace_mars/wav/src/main/resources/music/12.wav"; private String file="http://test.kuanrf.com:81/gs/audio/2016/09/23/3f9eef64b9284e25b32bc2df80a0049e.wav"; private AudioInputStream audioInputStream = null; public App() throws UnsupportedAudioFileException, IOException, LineUnavailableException { //audioInputStream = AudioSystem.getAudioInputStream(new File(file)); audioInputStream=AudioSystem.getAudioInputStream(new URL(file)); audioFormat = audioInputStream.getFormat(); System.out.println("每秒播放帧数:"+audioFormat.getSampleRate()); System.out.println("总帧数:"+audioInputStream.getFrameLength()); System.out.println("音频时长(秒):"+audioInputStream.getFrameLength()/audioFormat.getSampleRate()); dataLine_info = new DataLine.Info(SourceDataLine.class, audioFormat); sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLine_info); } public void play() throws IOException, LineUnavailableException { byte[] b = new byte[1024]; int len = 0; sourceDataLine.open(audioFormat, 1024); sourceDataLine.start(); while ((len = audioInputStream.read(b)) > 0) { sourceDataLine.write(b, 0, len); } audioInputStream.close(); sourceDataLine.drain(); sourceDataLine.close(); } public static void main(String[] args) { try { new App().play(); } catch (IOException e) { e.printStackTrace(); } catch (LineUnavailableException e) { e.printStackTrace(); } catch (UnsupportedAudioFileException e) { e.printStackTrace(); } }}
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