DOCUMENTATION

SYNOPSIS

PERL PROGRAM NAME: data_in 
AUTHOR: Juan Lorenzo
DATE:   Nov 29 2017,

DESCRIPTION: 
Version: 1.1

USE

NOTES

Examples

SEISMIC UNIX NOTES

CHANGES and their DATES

Default perl lines for

declaring required packages

data

private hash

sub get_section

sub _set_segb_out

prepare to use segb files

sub _set_segd_out

prepare to use segd files

sub _set_segy_out

prepare to use segy files

sub _set_su_out

prepare to use su files

sub _set_text_out

prepare to use su files

sub _set_bin_out

prepare to use su files

sub _set_segb_in

prepare to use segb files

sub _set_segd_in

prepare to use segd files

sub _set_segy_in

prepare to use segy files

sub _set_su_in

prepare to use su files

sub _set_text_in

prepare to use su files

sub _set_bin_in

prepare to use su files

subroutine set_suffix_type_in

you need to know how many numbers per line
will be in the output file 

subroutine set_suffix_type_out

you need to know how many numbers per line
will be in the output file