PinCushion

Function
The PinCushion function is useful to do a lens correction for a proper match move. It distorts the corners of the image in and out to mimic lens distortion. You can push the values below 0 as well.

Parameters
Type
Defaults
Function
oversampling
int
 1 The actual number of samples per pixel equals this number squared. For better antialiasing, increase the number.
x,yFactor
float
 0, 0 The amount of distortion.


Synopsis

image PinCushion( image,
  int oversampling, 
  float xFactor,
  float yFactor
);


Script

image = PinCushion( 
  image, 
  oversampling, 
  xFactor, 
  yFactor
);


Command Line

shake -pincushion oversampling xfactor yfactor