Android Open Source - geocamTalkAndroid Audio Recorder

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License

The source code is released under:

NASA OPEN SOURCE AGREEMENT VERSION 1.3 THIS OPEN SOURCE AGREEMENT ("AGREEMENT") DEFINES THE RIGHTS OF USE, REPRODUCTION, DISTRIBUTION, MODIFICATION AND REDISTRIBUTION OF CERTAIN COMPUTER SOFTWARE ORI...

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Java Source Code

// __BEGIN_LICENSE__
// Copyright (C) 2008-2010 United States Government as represented by
// the Administrator of the National Aeronautics and Space Administration.
// All Rights Reserved.
// __END_LICENSE__
/*from   w ww . j  a va 2  s.c o m*/
package gov.nasa.arc.geocam.talk.service;

import java.io.IOException;

import android.media.MediaRecorder;

/**
 * The AudioRecorder class that implements the {@link IAudioRecorder} interface.
 */
public class AudioRecorder implements IAudioRecorder {

  /** The current recording state of the object.*/
  public boolean isRecording = false;
  
  /** The Android {@link MediaRecorder} class responsible for recording streaming audio. */
  private MediaRecorder recorder;
  
  /** The filename to which audio should be recorded. */
  public String filename;
 
  /* (non-Javadoc)
   * @see gov.nasa.arc.geocam.talk.service.IAudioRecorder#startRecording(java.lang.String)
   */
  @Override
  public void startRecording(String filename) throws IllegalStateException, IOException {
    this.filename = filename;
    recorder = new MediaRecorder();
    recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
    recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
    recorder.setAudioEncoder(MediaRecorder.AudioEncoder.DEFAULT);
    recorder.setOutputFile(filename);
    recorder.prepare();
    recorder.start();
    isRecording = true;
  }

  /* (non-Javadoc)
   * @see gov.nasa.arc.geocam.talk.service.IAudioRecorder#stopRecording()
   */
  @Override
  public String stopRecording() {
    recorder.stop();
    //recorder.reset();
    isRecording = false;
    return filename;
  }

  /* (non-Javadoc)
   * @see gov.nasa.arc.geocam.talk.service.IAudioRecorder#isRecording()
   */
  @Override
  public boolean isRecording() {
    return isRecording;
  }

  /* (non-Javadoc)
   * @see gov.nasa.arc.geocam.talk.service.IAudioRecorder#toggleRecordingStatus()
   */
  @Override
  public void toggleRecordingStatus() {
    if (isRecording) {
      isRecording = false;
    }
    else {
      isRecording = true;
    }
  }
  

}

Java Source Code List