What is a Signal Generator, and when would you need one for Video?

Why on earth would anyone need a signal generator (also called a function generator) for video?

What you need to know before making a 3D Movie (Part Three)

What steps can you take to ensure your 3D movie is a success? This article tells you what you need to know. Part Three deals with the budget and logistics.

What you need to know before making a 3D Movie (Part Two): How to prepare a Depth-Budget

What steps can you take to ensure your 3D movie is a success? This article tells you what you need to know. Part Two deals with depth-budget.

Layer-based vs Node-based Compositing

The simplest explanation of the difference between layer-based and node-based compositing applications, and when to use what.