Android - How to Play Audio File

Screen

Layout

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

>

<LinearLayout

android:orientation="horizontal"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:padding="4px"

>

<ImageButton android:id="@+id/play"

android:src="@drawable/play"

android:layout_height="wrap_content"

android:layout_width="wrap_content"

android:paddingRight="4px"

android:enabled="false"

/>

<TextView

android:text="Play"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:gravity="center_vertical"

android:layout_gravity="center_vertical"

android:textAppearance="?android:attr/textAppearanceLarge"

/>

</LinearLayout>

<LinearLayout

android:orientation="horizontal"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:padding="4px"

>

<ImageButton android:id="@+id/pause"

android:src="@drawable/pause"

android:layout_height="wrap_content"

android:layout_width="wrap_content"

android:paddingRight="4px"

/>

<TextView

android:text="Pause"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:gravity="center_vertical"

android:layout_gravity="center_vertical"

android:textAppearance="?android:attr/textAppearanceLarge"

/>

</LinearLayout>

<LinearLayout

android:orientation="horizontal"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:padding="4px"

>

<ImageButton android:id="@+id/stop"

android:src="@drawable/stop"

android:layout_height="wrap_content"

android:layout_width="wrap_content"

android:paddingRight="4px"

/>

<TextView

android:text="Stop"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:gravity="center_vertical"

android:layout_gravity="center_vertical"

android:textAppearance="?android:attr/textAppearanceLarge"

/>

</LinearLayout>

</LinearLayout>

Java Code

package com.magesh.Audio;

import android.app.Activity;

import android.app.AlertDialog;

import android.media.MediaPlayer;

import android.os.Bundle;

import android.view.View;

import android.widget.ImageButton;

public class Audio extends Activity

implements MediaPlayer.OnCompletionListener {

private ImageButton play;

private ImageButton pause;

private ImageButton stop;

private MediaPlayer mp;

@Override

public void onCreate(Bundle icicle) {

super.onCreate(icicle);

setContentView(R.layout.main);

play=(ImageButton)findViewById(R.id.play);

pause=(ImageButton)findViewById(R.id.pause);

stop=(ImageButton)findViewById(R.id.stop);

play.setOnClickListener(new View.OnClickListener() {

public void onClick(View view) {

play();

}

});

pause.setOnClickListener(new View.OnClickListener() {

public void onClick(View view) {

pause();

}

});

stop.setOnClickListener(new View.OnClickListener() {

public void onClick(View view) {

stop();

}

});

setup();

}

@Override

public void onDestroy() {

super.onDestroy();

if (stop.isEnabled()) {

stop();

}

}

public void onCompletion(MediaPlayer mp) {

stop();

}

private void play() {

mp.start();

play.setEnabled(false);

pause.setEnabled(true);

stop.setEnabled(true);

}

private void stop() {

mp.stop();

pause.setEnabled(false);

stop.setEnabled(false);

try {

mp.prepare();

mp.seekTo(0);

play.setEnabled(true);

}

catch (Throwable t) {

goBlooey(t);

}

}

private void pause() {

mp.pause();

play.setEnabled(true);

pause.setEnabled(false);

stop.setEnabled(true);

}

private void loadClip() {

try {

mp=MediaPlayer.create(this, R.raw.give_me_jesus);

mp.setOnCompletionListener(this);

}

catch (Throwable t) {

goBlooey(t);

}

}

private void setup() {

loadClip();

play.setEnabled(true);

pause.setEnabled(false);

stop.setEnabled(false);

}

private void goBlooey(Throwable t) {

AlertDialog.Builder builder=new AlertDialog.Builder(this);

builder

.setTitle("Exception!")

.setMessage(t.toString())

.setPositiveButton("OK", null)

.show();

}

}