affine.c File Reference

affine transformation of a 2D image More...

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Detailed Description

affine transformation of a 2D image

Usage: affine in.pgm {trans.lst | hx hy theta tx ty} out.pgm

Description:

Applies to in.pgm an affine tranformation composed of a zoom (factors hx, hy), a rotation (angle theta in degrees, center 0,0), and a translation (vector tx, ty). Alternatively, the transformation parameters may be given in a type "e" list file (see doc/formats.txt).

Method: interpolation.

Types supported: byte 2d

Category: geo

Author:

Michel Couprie