2011

Table Of Contents
To corner pin and track a bilinear surface to background footage:
1 In the Schematic view, the basic dependency graph has been set up with
the following nodes:
PurposeNode
This is the footage that will tracked.Input image
(front)
This image will be corner-pinned onto the front footage.Input image
(back)
The Keyer is used to remove the blue portion of the monitor.Keyer
The Tracker will track and analyze the movement of the four corners
of the monitor. The Tracker super tool is used because multiple
Tracker Analyzers are required.
Tracker super
tool
The Blend & Comp node will combine the two processed images.Blend & Comp
The 2D transform tool will apply the necessary transformations to
the image to be corner-pinned.
2D Transform
Outputs the final composition.Output
2 Remove the blue screen from the monitor with the Keyer.
778 | Chapter 32 Tracking and Stabilizing