A simple example using VideoView to play 3gp from YouTube

main.xml

<?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"
   >
<TextView 
   android:layout_width="fill_parent"
   android:layout_height="wrap_content"
   android:text="@string/hello"
   />
<LinearLayout
   android:orientation="vertical"
   android:layout_width="fill_parent"
   android:layout_height="wrap_content">
<VideoView
   android:id="@+id/myvideoview"
   android:layout_width="fill_parent"
   android:layout_height="wrap_content" />
</LinearLayout>
</LinearLayout>

package com.AnVideoView;

import android.app.Activity;
import android.net.Uri;
import android.os.Bundle;
import android.widget.MediaController;
import android.widget.VideoView;

public class AnVideoView extends Activity {

String SrcPath = "rtsp://v5.cache1.c.youtube.com/CjYLENy73wIaLQnhycnrJQ8qmRMYESARFEIJbXYtZ29vZ2xlSARSBXdhdGNoYPj_hYjnq6uUTQw=/0/0/0/video.3gp";

   /** Called when the activity is first created. */
   @Override
   public void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.main);
       VideoView myVideoView = (VideoView)findViewById(R.id.myvideoview);
       myVideoView.setVideoURI(Uri.parse(SrcPath));
       myVideoView.setMediaController(new MediaController(this));
       myVideoView.requestFocus();
       myVideoView.start();
   }
}

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