Content-type: text/html Manpage of FNXYZ

FNXYZ

Section: User Commands (1)
Updated: 11th August 1999
Index Return to Main Contents
 

NAME

fnxyz - Hips filter for converting float HIPS images to ft_code,X,Y,Z.

 

SYNOPSIS

fnxyz [ -verbose ][ -nice nice level ][ -version ][ -usage ][ -slots ][ -slotinfo ][ -argf argfile ][ -growth_protection retrys ][ -no_data null value ]! -extentfile <extent file name>! | ! -extent ox oy sx sy ![ -display_progress progress display pipeline ]
< <HIPS float file> 1> <ft_code,X,Y,Z [ASCII]> 2> <ASCII log file>

 

DESCRIPTION

Converts HIPS float file to ft_code,X,Y,Z ASCII file. Used for converting HIPS DTM's into a form appropriate for input to the npraw(1) (ortho)image warping filter.

 

OPTIONS

-verbose tells the user what is happening. Log output goes to stdout

-usage prints a usage list and then exits

-slots displays the pups(3) library dependencies in short format for this program and then exits.

-slotinfo displays the pups(3) library dependencies in long format for this program and then exits.

-version prints the current version number for this program and then exists.

-argf <argument_file> reads the command tail from the argument file. The data format for this file is:


optional comment ...
-argflag <parameter list>

# ... Optional comment ...
-argflag <parameter list>

-nice <nice level> sets the scheduling level for the program. As this is an interactive display program, <nice level> defaults to 4.

-growth_protection retrys causes the system to retry an sbrk(2) up to retrys times. This option permits the program to wait until the core that it requires is available rather than simply exiting if sbrk(2) fails.

-extent ox oy sx sy specifies the extent of the DTM being conveted to ASCII list format. Note origin is bottom left hand corner of DTM. -extent and -extentfile are mutually exclusive.

-extentfile extent file name specifies an extent file containing the extent of the DTM in the format produced by the co-ordinate conversion filters gcutm(1), gcgeo(1) and gclz3(1). -extentfile and -extent are mutually exclusive.

-no_data value specifies the DTM "no data" value (usually 0 for itg DTM's).

-display_progress progress display pipeline tells fnxyz(1) to use the PUPS fcopen(3) function to invoke the user specified pipeline to display progress. This option is intended to be invoked automatically when gti(1) executes this filter on the users behalf (and sets up and appropriate progress display pipestream).

 

LIBRARY DEPENDENCIES

Uses the PUPS pups(3) environment.

 

SEE ALSO

krige_spb(1), gti(1), pups(3)

 

COPYRIGHT

Digital Vision, Didcot, Laser-Scan Ltd, Cambridge


 

PROGRAMMER

M.A. O'Neill
Digital Vision, Didcot


 

Index

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
LIBRARY DEPENDENCIES
SEE ALSO
COPYRIGHT
PROGRAMMER

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Time: 10:23:07 GMT, May 07, 2001