To play video files using MediaPlayer class in android.

Question

Respected All, I want to play video files in my application which are part of my application. for that i create 'raw' folder in 'res' and write following code in my activity.

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

mp.start();

now i am testing it on emulator, but it does not displaying any thing. is any one have solution to play video files in raw folder. please let me know.

                                                               Thank You.
                                                                 Vikram