/**
 * Class for creating a template for a simple Java program
 * 
 * @author Pat Troy: troy AT uic DOT edu
 */

import java.awt.Color;

// Note the name of the class in the following line MUST
// match the name of the file. 
public class Lect420b
{
  
  public static void main (String[] args) 
  {
    String fname = FileChooser.pickAFile();
    //System.out.println (fname);
    
    Sound s = new Sound (fname);
    Sound s2;
    
    System.out.println ("Number of samples in the sound: " + s.getLength());
    System.out.println ("Number of samples per second: " + s.getSamplingRate());
    
    double lengthInSeconds = s.getLength() / s.getSamplingRate();
   
    System.out.println ("The length in seconds of the sound: " + lengthInSeconds);
    
    s2 = increasePitch(s);
    
    s2.explore();
    
 
   
  }
  
  // the pitch  will increase as we remove every othere sample
  // from the sound
  public static Sound increasePitch (Sound s)
  {
    SoundSample sampArr[] = s.getSamples();
    int index;
    int modifiedIndex;
    int sampVal;
    
    Sound newSound = new Sound (s.getLength()/2);
    SoundSample sampArr2[] = newSound.getSamples();
    
    System.out.println ("Number of samples in the sound: " + sampArr.length);
    for ( index = 0 ; index < sampArr2.length ; index++ )
    {
      modifiedIndex = index * 2;
      sampVal = sampArr[modifiedIndex].getValue();
     
      sampArr2[index].setValue(sampVal);
    }
    
    return newSound;
  }
  
} // end of class