/*
*
      
_______
                       
_____
   
_____ _____
  

*
     
|__
   
__|
                     
|
  
__ \ / ____|__ \
 

*
        
| | __ _ _ __ ___
  
______| || | (___ | |__) |
*
        
| |/ _` | '__/ __|/ _ \/ __| |
  
| |\___ \|___/
 

*
        
| | (_| | |
  
\__ \ (_) \__ \ |__| |____) | |
     

*
        
|_|\__,_|_|
  
|___/\___/|___/_____/|_____/|_|
     

*
                                                         

* -------------------------------------------------------------
*
* TarsosDSP is developed by Joren Six at IPEM, University Ghent
*
  

* -------------------------------------------------------------
*
*
  
Info:
 
http://0110.be/tag/TarsosDSP
*
  
Github:
 
https://github.com/JorenSix/TarsosDSP
*
  
Releases:
 
http://0110.be/releases/TarsosDSP/
*
  

*
  
TarsosDSP includes modified source code by various authors,
*
  
for credits and info, see README.
*
 

*/

package be.tarsos.dsp.test;

import java.io.IOException;

import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.UnsupportedAudioFileException;

import org.junit.Test;

import be.tarsos.dsp.AudioDispatcher;
import be.tarsos.dsp.WaveformSimilarityBasedOverlapAdd;
import be.tarsos.dsp.io.jvm.AudioDispatcherFactory;
import be.tarsos.dsp.io.jvm.AudioPlayer;
import be.tarsos.dsp.resample.RateTransposer;

public class RateTransposerTest {
	
@Test
	
public void testTransposeSine() throws UnsupportedAudioFileException, LineUnavailableException, IOException{
		
float[] audioBuffer = TestUtilities.audioBufferSine();
		
double factor = 1.2;
		
int sampleRate = 44100;
		
WaveformSimilarityBasedOverlapAdd w = new WaveformSimilarityBasedOverlapAdd(WaveformSimilarityBasedOverlapAdd.Parameters.musicDefaults(1.2, sampleRate));
		
final AudioDispatcher d = AudioDispatcherFactory.fromFloatArray(audioBuffer, sampleRate, w.getInputBufferSize(),w.getOverlap());
		
AudioFormat f = new AudioFormat(sampleRate,16,1,true,false);
		
w.setDispatcher(d);
		
d.addAudioProcessor(w);
		
d.addAudioProcessor(new RateTransposer(factor));
		
d.addAudioProcessor(new AudioPlayer(f));
		
d.run();
	
}
	

	
@Test
	
public void testTransposeFlute() throws LineUnavailableException, UnsupportedAudioFileException, IOException{
		
double factor = 1.2;
		
int sampleRate = 44100;
		
WaveformSimilarityBasedOverlapAdd w = new WaveformSimilarityBasedOverlapAdd(WaveformSimilarityBasedOverlapAdd.Parameters.musicDefaults(1.2, sampleRate));
		
AudioDispatcher d = AudioDispatcherFactory.fromFile(TestUtilities.fluteFile(),w.getInputBufferSize(),w.getOverlap());
		
AudioFormat f = new AudioFormat(sampleRate,16,1,true,false);
		
w.setDispatcher(d);
		
d.addAudioProcessor(w);
		
d.addAudioProcessor(new RateTransposer(factor));
		
d.addAudioProcessor(new AudioPlayer(f));
		
d.run();
	
}
}