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NAME

g.transform - Computes a coordinate transformation based on the control points.

KEYWORDS

general, transformation, GCP

SYNOPSIS

g.transform
g.transform help
g.transform [-s] group=name order=integer [format=string[,string,...]] [--verbose] [--quiet]

Flags:

-s
Display summary information
--verbose
Verbose module output
--quiet
Quiet module output

Parameters:

group=name
Name of input imagery group
order=integer
Rectification polynomial order
Options: 1-3
format=string[,string,...]
Output format
Options: idx,src,dst,fwd,rev,fxy,rxy,fd,rd
Default: fd,rd
idx: point index
src: source coordinates
dst: destination coordinates
fwd: forward coordinates (destination)
rev: reverse coordinates (source)
fxy: forward coordinates difference (destination)
rxy: reverse coordinates difference (source)
fd: forward error (destination)
rd: reverse error (source)

DESCRIPTION

g.transform is an utility to compute transformation based upon GCPs and output error measurements.

SEE ALSO

i.rectify

AUTHORS

Brian J. Buckley
Glynn Clements

Last changed: $Date: 2006-07-03 18:31:52 +0200 (Mon, 03 Jul 2006) $


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