Release 1.0.2

Changes

Simple UI to encode/decode mp3 files.

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Java Code Examples

package test;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

import org.jma.DataType;
import org.jma.encoder.IEncoder;
import org.jma.encoder.audio.IAudioEncoder;

import test.TestClass;

import com.sswf.rtmp.Consumer;

public class CaptureAudio implements Runnable {

  private ByteArrayOutputStream outputStream;
  private boolean running;
  private TestClass line;
  private IAudioEncoder audioEncoder;
  private Consumer consumer;

  public CaptureAudio(ByteArrayOutputStream outputStream,  TestClass line, IEncoder encoder) {
    this.outputStream = outputStream;
    this.line = line;
    this.audioEncoder = encoder.getAudioEncoder();
  }

  public CaptureAudio(Consumer consumer, TestClass line) {
    this.consumer = consumer;
    this.line = line;
    this.audioEncoder = consumer.getEncoder().getAudioEncoder();
  }
 
  public CaptureAudio(ByteArrayOutputStream outputStream, Consumer consumer, TestClass line) {
    this.outputStream = outputStream;
    this.consumer = consumer;
    this.line = line;
    this.audioEncoder = consumer.getEncoder().getAudioEncoder();
  }

  public void run() {
    running = true;
    int bufferSize = audioEncoder.getInputBufferSize();
    byte buffer[] = new byte[bufferSize];
    byte[] encoded = new byte[audioEncoder.getOutputBufferSize()];

    try {
      while (running) {
        int count = line.read(buffer, 0, buffer.length);

        if (count > 0) {

          int encodedCount = audioEncoder.encodeBuffer(buffer, 0,  count, encoded);
            //encoded mp3 bytes
         
          if (outputStream != null)
            //outputStream.write(buffer, 0, count);
            outputStream.write(encoded, 0, encodedCount);
          if (consumer != null)
            consumer.putData(DataType.AUDIO, System.currentTimeMillis(), encoded, encodedCount);
        }
      }
      int encodedCount = audioEncoder.encodeFinish(encoded);
      if (outputStream != null)
        outputStream.write(encoded, 0, encodedCount);
      if (consumer != null)
        consumer.putData(DataType.AUDIO, System.currentTimeMillis(), encoded,
            encodedCount);
      audioEncoder.close();
      outputStream.close();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }
 
  public synchronized void setRunning(boolean running){
    this.running = running;
  }

}

Release 1.0.1

Pure Java MP3 Encoder. Ideal solution for a built-in MP3 encoder library.
Supported source formats:

- WAVE_FORMAT_PCM
- WAVE_FORMAT_IEEE_FLOAT 32bit per sample only

For more detailed information about the source encoding please review Wav Format Spec


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