Web server stuffs

1. Compile appropriate version of Nginx source with rtmp module
2. Configure /etc/nginx.conf in order to use as rtmp server

Cam stuffs

1. Install raspi camera hardware module to CSI port on board
2. Compile appropriate version of ffmpeg source

Scripting stuff

1. Implement a bash script by using both of raspivid and ffmpeg commands.

Test

1. For android, install MX Player app from Play.
2. In MX Player menu on the upper right, entry rtmp stream URL to Network Stream menu label.