Play audio from sdcard programatically in android

Media Player example in android /how to play audio in android/play song from sdcard programmatically in android

The Android multimedia framework includes support for playing variety of common media types, so that you can easily integrate audio, video and images into your applications. You can play audio or video from media files stored in your application's resources (raw resources), from standalone files in the filesystem, or from a data stream arriving over a network connection, all using MediaPlayerAPIs.

In  this example, I’ll show you a simple program to play an audio file from sdcard.

To play an audio file, first create an object of media player class

MediaPlayer mp3=new MediaPlayer();

Then set path of file

Mp3.setDataSource(“sdcard/filename.mp3”);

Before playing audio, call prepare

Mp3.prepare();

To play audio ,call

Mp3.start();

To pause, call

Mp3.pause

To stop audio, call

Mp3.stop(); 

main.xml

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:orientation="horizontal"     android:gravity="center"     android:layout_width="fill_parent"     android:layout_height="fill_parent"     >     <Button     android:text="Play"     android:id="@+id/button1"     android:layout_width="wrap_content"     android:layout_height="wrap_content">     </Button>     <Button     android:text="Pause"     android:id="@+id/button2"     android:layout_width="wrap_content"     android:layout_height="wrap_content">     </Button>     <Button     android:text="Stop"     android:id="@+id/button3"     android:layout_width="wrap_content"     android:layout_height="wrap_content">     </Button> </LinearLayout>

MediaPlayerExampleActivity.java

package com.example; import android.app.Activity; import android.media.MediaPlayer; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; public class MediaPlayerExampleActivity extends Activity {       Button play,pause,stop;       MediaPlayer mp3;       /** Called when the activity is first created. */       @Override       public void onCreate(Bundle savedInstanceState) {             super.onCreate(savedInstanceState);             setContentView(R.layout.main);             play=(Button)findViewById(R.id.button1);             pause=(Button)findViewById(R.id.button2);             stop=(Button)findViewById(R.id.button3);             mp3=new MediaPlayer();             try {                   mp3.setDataSource("sdcard/airtel nu.mp3");                   mp3.prepare();             } catch (Exception e) {                   // TODO Auto-generated catch block                   e.printStackTrace();             }             play.setOnClickListener(new OnClickListener() {                   public void onClick(View v) {                         mp3.start();                   }             });             stop.setOnClickListener(new OnClickListener() {                   public void onClick(View v) {                         try {                               mp3.stop();                               mp3.reset();                               mp3.setDataSource("sdcard/airtel nu.mp3");                               mp3.prepare();                         } catch (Exception e) {                               // TODO Auto-generated catch block                               e.printStackTrace();                         }                   }             });             pause.setOnClickListener(new OnClickListener() {                   public void onClick(View v) {                         try {                               mp3.pause();                         } catch (Exception e) {                               // TODO Auto-generated catch block                               e.printStackTrace();                         }                   }             });       } }

Screenshots

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