RealPix: The SMIL Graphics Format
Tutorial on RealPix, that allows graphics to be streamed over web as part of Synchronized Multimedia Integration Language (SMIL). SMIL - Builder.com
Information on Synchronized Multimedia Integration Language(SMIL) and its importance. Tutorial: RealSystem G2 & SMIL
This tutorial from developer.com's Scott Clark gives a step by step guide of what it takes to create a SMIL presentation that can be viewed in RealPlayer.