Media player with progress bar Example

This example will show you how to use the media player to play the mp3 and progress bar will load with the media duration.

This is your main.xml file

this is your MP3PlayerActitivy.java

package monstercodz.blogspot.com;

import java.io.IOException;

import android.app.Activity;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnPreparedListener;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.SeekBar.OnSeekBarChangeListener;

public class Mp3PlayerActivity extends Activity implements OnPreparedListener {
    /** Called when the activity is first created. */
 private Button btnPlay;
 private Button btnPouse;
 private int current = 0;
 private boolean   running = true;
 private int duration = 0;
 private MediaPlayer mPlayer;
 private SeekBar mSeekBarPlayer;
 private TextView mMediaTime;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        mPlayer = MediaPlayer.create(getApplicationContext(), R.raw.music);
        btnPlay = (Button) findViewById(R.id.button1);
        btnPouse = (Button) findViewById(R.id.button2);
        mMediaTime = (TextView)findViewById(R.id.mediaTime);
        mSeekBarPlayer = (SeekBar)findViewById(R.id.progress_bar);
        mPlayer.setOnPreparedListener(this);
        
        mSeekBarPlayer.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
         @Override
         public void onStopTrackingTouch(SeekBar seekBar) {}
         @Override
         public void onStartTrackingTouch(SeekBar seekBar) {}
         @Override
         public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
             if(fromUser){
                 mPlayer.seekTo(progress);
                 updateTime();
             }
         }
     });
        
        btnPlay.setOnClickListener(new View.OnClickListener() {
   
   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
    try {
     mPlayer.prepare();
    } catch (IllegalStateException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    } catch (IOException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    }
    mPlayer.start();
    mSeekBarPlayer.postDelayed(onEverySecond, 1000);
   }
  });
        
        
        btnPouse.setOnClickListener(new View.OnClickListener() {
   
   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
    mPlayer.pause();
   }
  });
    }
    
    private Runnable onEverySecond = new Runnable() {
        @Override
        public void run(){
         if(true == running){
             if(mSeekBarPlayer != null) {
              mSeekBarPlayer.setProgress(mPlayer.getCurrentPosition());
             }
             
             if(mPlayer.isPlaying()) {
              mSeekBarPlayer.postDelayed(onEverySecond, 1000);
              updateTime();
             }
         }
        }
    };
    
    private void updateTime(){
      do {
            current = mPlayer.getCurrentPosition();
            System.out.println("duration - " + duration + " current- "
                    + current);
            int dSeconds = (int) (duration / 1000) % 60 ;
            int dMinutes = (int) ((duration / (1000*60)) % 60);
            int dHours   = (int) ((duration / (1000*60*60)) % 24);
            
            int cSeconds = (int) (current / 1000) % 60 ;
            int cMinutes = (int) ((current / (1000*60)) % 60);
            int cHours   = (int) ((current / (1000*60*60)) % 24);
            
            if(dHours == 0){
             mMediaTime.setText(String.format("%02d:%02d / %02d:%02d", cMinutes, cSeconds, dMinutes, dSeconds));
            }else{
             mMediaTime.setText(String.format("%02d:%02d:%02d / %02d:%02d:%02d", cHours, cMinutes, cSeconds, dHours, dMinutes, dSeconds));
            }
            
            try{
                Log.d("Value: ", String.valueOf((int) (current * 100 / duration)));
                if(mSeekBarPlayer.getProgress() >= 100){
                    break;
                }
            }catch (Exception e) {}
        }while (mSeekBarPlayer.getProgress() <= 100);
    }
    
 @Override
 public void onPrepared(MediaPlayer arg0) {
  // TODO Auto-generated method stub
  duration = mPlayer.getDuration();
  mSeekBarPlayer.setMax(duration);
  mSeekBarPlayer.postDelayed(onEverySecond, 1000);
 }
}

you should have the directory name raw/music.mp3 under res folder. you can also download the sample project by click Here