*Roto strategies in FFI (flame)
*May 20th 2004 - Mike Seymour
Roto is increasingly being to extract forground elements, yet little has been written about approaches to doing convincing rotos.
Let’s start by assuming the roto is being done to extract an element and place it in a very different environment, since roto for just colour correction is a far more forgiving problem.
There are a range of things that sell a successful comp based on a roto. We will not discuss matching lighting and camera angles or camera movements here but clearly these have a huge impact. In terms of a successful roto the primary thing you are aiming for is to match the shape of the foreground element, not bubble or chatter the edge and to match the blur or sharpness of the edge. [read more… (http://www.fxguide.com/fxtips-234.html)]