Maxim.java

package com.codefixia.audio;

import com.codefixia.drumcloud.DrumCloud;


public class Maxim {

  private final DrumCloud drumCloud;
  private float sampleRate = 44100;

  public final float[] mtof = {
    0, 8.661957f, 9.177024f, 9.722718f, 10.3f, 10.913383f, 11.562325f, 12.25f, 12.978271f, 13.75f, 14.567617f, 15.433853f, 16.351599f, 17.323914f, 18.354048f, 19.445436f, 20.601723f, 21.826765f, 23.124651f, 24.5f, 25.956543f, 27.5f, 29.135235f, 30.867706f, 32.703197f, 34.647827f, 36.708096f, 38.890873f, 41.203445f, 43.65353f, 46.249302f, 49.f, 51.913086f, 55.f, 58.27047f, 61.735413f, 65.406395f, 69.295654f, 73.416191f, 77.781746f, 82.406891f, 87.30706f, 92.498604f, 97.998856f, 103.826172f, 110.f, 116.540939f, 123.470825f, 130.81279f, 138.591309f, 146.832382f, 155.563492f, 164.813782f, 174.61412f, 184.997208f, 195.997711f, 207.652344f, 220.f, 233.081879f, 246.94165f, 261.62558f, 277.182617f, 293.664764f, 311.126984f, 329.627563f, 349.228241f, 369.994415f, 391.995422f, 415.304688f, 440.f, 466.163757f, 493.883301f, 523.25116f, 554.365234f, 587.329529f, 622.253967f, 659.255127f, 698.456482f, 739.988831f, 783.990845f, 830.609375f, 880.f, 932.327515f, 987.766602f, 1046.502319f, 1108.730469f, 1174.659058f, 1244.507935f, 1318.510254f, 1396.912964f, 1479.977661f, 1567.981689f, 1661.21875f, 1760.f, 1864.655029f, 1975.533203f, 2093.004639f, 2217.460938f, 2349.318115f, 2489.015869f, 2637.020508f, 2793.825928f, 2959.955322f, 3135.963379f, 3322.4375f, 3520.f, 3729.31f, 3951.066406f, 4186.009277f, 4434.921875f, 4698.63623f, 4978.031738f, 5274.041016f, 5587.651855f, 5919.910645f, 6271.926758f, 6644.875f, 7040.f, 7458.620117f, 7902.132812f, 8372.018555f, 8869.84375f, 9397.272461f, 9956.063477f, 10548.082031f, 11175.303711f, 11839.821289f, 12543.853516f, 13289.75f
  };

  private AndroidAudioThread audioThread;
  //private PApplet processing;
  private void initAudioThread() {
    audioThread = new AndroidAudioThread(sampleRate, 256);
    audioThread.start();
  }
  
  public void stopAudioThread() {
	if(audioThread!=null)
		audioThread.quit();
  }  

  public Maxim (DrumCloud drumCloud) {
	this.drumCloud=drumCloud;
    initAudioThread();
  }

  public Maxim(DrumCloud drumCloud,float sampleRate) {
	this.drumCloud=drumCloud;  
    this.sampleRate = sampleRate;
    initAudioThread();
  }  

  public AudioPlayer createEmptyPlayer() {
    AudioPlayer ap = new AudioPlayer(sampleRate);
    AddAudioGenerator(ap);
    ap.resetAudioPlayer(); 
    return ap;
  }

  public void AddAudioGenerator(AudioPlayer ap) {
    audioThread.addAudioGenerator(ap);
  }

  public void RemoveAudioGenerator(AudioPlayer ap) {
    audioThread.removeAudioGenerator(ap);
  }  

  public void reLoadPlayer(AudioPlayer player, short[] audioData) {
    player.setAudioData(audioData);
  }   
  /** 
   *  load the sent file into an audio player and return it. Use
   *  this if your audio file is not too long want precision control
   *  over looping and play head position
   * @param String filename - the file to load
   * @return AudioPlayer - an audio player which can play the file
   */
  public AudioPlayer loadFile(String filename) {
    // this will load the complete audio file into memory
    AudioPlayer ap = createEmptyPlayer();
    reLoadPlayer(ap, ap.justLoadAudioFile ( filename) );
    return ap;
  }

  public void reloadFile(AudioPlayer ap, String filename) {
    RemoveAudioGenerator(ap);
    reLoadPlayer(ap, ap.justLoadAudioFile ( filename) );
    AddAudioGenerator(ap);
    //ap.resetAudioPlayer();
  }  

  /**
   * Create a wavetable player object with a wavetable of the sent
   * size. Small wavetables (<128) make for a 'nastier' sound!
   * 
   */

  public WavetableSynth createWavetableSynth(int size) {
    // this will load the complete audio file into memory
    WavetableSynth ap = new WavetableSynth(size, sampleRate);
    audioThread.addAudioGenerator(ap);
    // now we need to tell the audiothread
    // to ask the audioplayer for samples
    return ap;
  }
  /**
   * Create an AudioStreamPlayer which can stream audio from the
   * internet as well as local files.  Does not provide precise
   * control over looping and playhead like AudioPlayer does.  Use this for
   * longer audio files and audio from the internet.
   */
  public AudioStreamPlayer createAudioStreamPlayer(String url) {
    AudioStreamPlayer asp = new AudioStreamPlayer(url);
    return asp;
  }
}