Videoview is not showing video but is playing sound,It shows Black screen every time.  I am running it on Nexus One  Android 4.0
This is my xml file
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.videodd.MainActivity" >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />
    <VideoView
        android:id="@+id/myVideo"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:visibility="visible"/>

</RelativeLayout>

This is my java file
package com.example.videodd;

import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.net.Uri;
import android.widget.MediaController;
import android.widget.VideoView;
public class MainActivity extends ActionBarActivity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
VideoView vidView = (VideoView)findViewById(R.id.myVideo);
String vidAddress ="rtsp://184.72.239.149/vod/mp4:BigBuckBunny_115k.mov";

Uri vidUri = Uri.parse(vidAddress);
vidView.setVideoURI(vidUri);
MediaController vidControl = new MediaController(this);
vidControl.setAnchorView(vidView);
vidView.setMediaController(vidControl);
vidView.setZOrderOnTop(false);                        
       
vidView.start();
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
int id = item.getItemId();
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
}

This is my android.manifest file
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.videodd"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="12"
        android:targetSdkVersion="21" />
    <uses-permission 
        android:name="android.permission.INTERNET" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name=".MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

Please help me