Reads the complete contents of a small audio file into a byte array - Java javax.sound.sampled

Java examples for javax.sound.sampled:Audio

  1. HOME
  2. Java
  3. javax.sound.sampled
  4. Audio

Description

Reads the complete contents of a small audio file into a byte array

Demo Code


//package com.java2s;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;

import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;

import javax.sound.sampled.UnsupportedAudioFileException;

public class Main {
    /**//from  w w w  .j a  v  a 2  s  . c  om
     * Reads the complete contents of a small audio file into a byte array
     * 
     * @param fileName
     *            the audio file
     * @return byte array with the contents read from the file
     * 
     * @throws UnsupportedAudioFileException
     *             if there is a problem with audio format of the file not being
     *             supported by Java
     * @throws IOException
     *             if there is a problem reading from the file
     * @throws FileNotFoundException
     *             if the file does not exist or cannot be opened
     */
    public static byte[] audioFileToByteArray(String fileName)
            throws UnsupportedAudioFileException, IOException,
            FileNotFoundException {
        if (!new File(fileName).isFile()) {
            throw new FileNotFoundException("Error the audio file: "
                    + fileName + " does not exist");
        }

        File audioFile = new File(fileName);

        AudioInputStream audioStream = AudioSystem
                .getAudioInputStream(audioFile);

        int numbBytes = audioStream.available();
        byte[] bytesBuffer = new byte[numbBytes];
        audioStream.read(bytesBuffer);
        audioStream.close();
        return bytesBuffer;
    }
}

Related Tutorials