View difference between Paste ID: r6yuPn82 and Es0E5pyH

 package com.example.guitar_tuner;
 
 import android.media.AudioFormat;
 import android.media.AudioRecord;
 import android.media.MediaRecorder.AudioSource;
 import android.os.Bundle;
 import android.app.Activity;
 import android.view.Menu;
 import android.view.View;
 import android.widget.TextView;
 
 public class MainActivity extends Activity {
 
     int audioSource = AudioSource.MIC;
     int sampleRateInHz = 44100;
     int channelConfig = AudioFormat.CHANNEL_IN_MONO;
     int audioFormat = AudioFormat.ENCODING_PCM_16BIT;
     int bufferSizeInShorts = 44100;
     int bufferSizeInBytes = 2*bufferSizeInShorts;
 
     short Data[] = new short[bufferSizeInShorts];
     Thread recordingThread;
 
     AudioRecord audioRecorder = new AudioRecord(audioSource,
 						sampleRateInHz,
 						channelConfig,
 						audioFormat,
 						bufferSizeInBytes);
 
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		setContentView(R.layout.activity_main);
 	}
 
 	@Override
 	public boolean onCreateOptionsMenu(Menu menu) {
 		getMenuInflater().inflate(R.menu.activity_main, menu);
 		return true;
 	}
 
-	public void changeText(View arg0) {
+	public void startRecording(View arg0) {
 		audioRecorder.startRecording();
 		recordingThread = new Thread(new Runnable() {
 		    public void run() {
 		    	while (Data[bufferSizeInShorts-1] == 0)
 				audioRecorder.read(Data, 0, bufferSizeInShorts);
 		    }
 		});
 		audioRecorder.stop();
 	}
 
 }