/usr/bin/gpspoint2gpsdrive is in gpsdrive-scripts 2.10~pre4-6.dfsg-5.2ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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#
# gpspoint2gpsdrive.pl
#
# Convert gpspoint track file to gpsdrive track file(s)
#
# Copyleft 2002 Stephen Merrony <steveATcygnetDOTcoDOTuk>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Change log:
#
# Author Version Details
#---------------------------------------------------------------------------------
# S.Merrony 0.0.2 Fix bogus track extraction, add waypoint extraction
# S.Merrony 0.0.3 Fix case where no altitude, add version number to help
#
# $Log$
# Revision 1.4 2006/07/31 08:20:08 tweety
# lat/long space problem fix
# http://bugzilla.gpsdrive.cc/show_bug.cgi?id=78
#
# Revision 1.3 2005/04/13 19:58:30 tweety
# renew indentation to 4 spaces + tabstop=8
#
# Revision 1.2 2005/04/10 00:15:58 tweety
# changed primary language for poi-type generation to english
# added translation for POI-types
# added some icons classifications to poi-types
# added LOG: Entry for CVS to some *.pm Files
#
BEGIN {
my $dir = $0;
$dir =~s,[^/]+/[^/]+$,,;
unshift(@INC,"$dir/perl_lib");
# For Debug Purpose in the build Directory
unshift(@INC,"./perl_lib");
unshift(@INC,"./scripts/perl_lib");
unshift(@INC,"../scripts/perl_lib");
# For DSL
unshift(@INC,"/opt/gpsdrive/share/perl5");
unshift(@INC,"/opt/gpsdrive"); # For DSL
};
my $Version = '$Revision: 1553 $';
$Version =~ s/\$Revision:\s*(\d+)\s*\$/$1/;
use strict;
my %opts;
use Getopt::Std;
getopts('hf:wv', \%opts);
$opts{h} = 0 if (!defined( $opts{h} ));
$opts{w} = 0 if (!defined( $opts{w} ));
$opts{v} = 0 if (!defined( $opts{v} ));
my $trackfnprefix = "track";
my $trackfnext = ".sav";
my $pointformat = "%10.6f %10.6f %10.0d %s\n"; # <=== This is the gpsdrive track format ===
my $wayptfilename = "way.txt";
my $wayptformat = "%s %10.6f %10.6f\n"; # <=== This is the gpsdrive waypoint format ===
my $wayptcnt = 0;
my $trackcount = 0;
# Help!
if ($opts{h} ) {
my $help = <<'ENDOFHELP';
gpspoint2gpsdrive.pl:
=====================
Extract gpsdrive-compatible track file(s) from a gpspoint file.
Optionally also extracts waypoints and appends them to way.txt.
-h This help message - you guessed that!
-f <gpspointfilename> The file to extract tracks from.
-w Extract waypoints and append to way.txt
-v Verbose mode - yada yada yada
Version $Version
ENDOFHELP
print $help;
exit;
}
if (!$opts{f} or $opts{f} eq "" ) {
print "Error: You must enter a filename via the -f switch.\n";
exit;
}
use FileHandle;
my $infile;
# open the file for reading if we can - else bail out
$infile = new FileHandle "< $opts{f}";
if (!defined( $infile )) {
print "Error: Unable to open file '$opts{f}' for input\n";
exit;
}
my $am_writing = 0;
my ($latitude, $longitude, $timestamp, $wayptname);
my $altitude = 1.0;
my $thisline;
my $trackfilename;
my $trackfile = new FileHandle;
my $wayptfile = new FileHandle;
my $blocktype;
my $dummytime = 0;
# plough through the file
while (<$infile>) {
$thisline = $_;
chomp( $thisline ); # remove newline
# Gpspoint files contain comments starting with a # symbol, blank lines
# and lines with comma separated lists of values and name-value pairs
# We only want certain name-value pairs...
# ignore comments and blank or very short lines
if ( (substr( $thisline, 0, 1 ) ne "#") &&
(length( $thisline ) > 5 ) ) {
my (@pairs, $pair);
@pairs = split( /\s+/, $thisline );
foreach $pair ( @pairs ) {
my $name = "";
my $value = "";
($name, $value) = split( '=', $pair );
if (defined( $name ) && defined( $value )) { # only process pairs
$value = substr( $value, 1, length( $value ) - 2 ); # remove quotes
# starting a new track?
if (($name eq "type") && ($value eq "track" )) {
# $trackfile->close if ($am_writing);
$am_writing = 0;
$blocktype = "TRACK";
print "Info: Found start of track\n" if ($opts{v} eq 1);
}
# new set of waypoints?
elsif (($name eq "type") && ($value eq "waypointlist") && $opts{w}) {
$am_writing = 0;
$blocktype = "WAYPOINTS";
print "Info: Found start of waypoint list\n" if ($opts{v} eq 1);
if (!$wayptfile->open( ">> $wayptfilename" )) {
print "Error: Unable to append to waypoint file '$wayptfilename'\n";
exit;
}
$am_writing = 1;
print "Info: Starting writing waypoint s to '$wayptfilename'\n" if ($opts{v} eq 1);
}
elsif (($name eq "type") && ($value eq "route")) {
# not interested in routes at this stage
$blocktype = "";
$am_writing = 0;
}
# trap other info types here?
# name of a new track
if (defined( $name ) && ($name eq "name") && defined( $blocktype ) && ($blocktype eq "TRACK")) {
$trackfilename = $trackfnprefix . $value . $trackfnext;
if (!$trackfile->open("> $trackfilename" )) {
print "Error: Unable to open track output file '$trackfilename'\n";
exit;
}
$am_writing = 1;
$trackcount++;
print "Info: Starting to write track '$trackfilename'\n" if ($opts{v} eq 1);
}
# name of a new waypoint
if (($opts{w} eq 1) && ($blocktype eq "WAYPOINTS") && ($name eq "name")) {
$wayptname = $value;
$wayptcnt++;
}
if ($name eq "latitude" ) {
$latitude = $value;
}
if ($name eq "longitude" ) {
$longitude = $value;
}
if ($name eq "altitude" ) {
$altitude = $value;
}
if ($name eq "unixtime" ) {
$timestamp = localtime( $value );
}
}
$latitude = $1 if $thisline =~ m/latitude=\"\s*([\+\-\d\.\,]+)\"/;
$longitude = $1 if $thisline =~ m/longitude=\"\s*([\+\-\d\.\,]+)\"/;
$altitude = $1 if $thisline =~ m/altitude=\"\s*([\+\-\d\.\,]+)\"/;
} # end of name-value pair loop
#print $thisline;
} #end if
# done with this line - write out a trackfile line if we have one
if ($am_writing && defined( $longitude ) && ($blocktype eq "TRACK")) {
# some tracks have no time info - so we'll insert an early timestamp
$timestamp = localtime(0) if (!defined( $timestamp ));
printf $trackfile $pointformat, ($latitude, $longitude, $altitude, $timestamp);
}
# done with this line - write out a waypoint line if we have one
if ($am_writing && defined( $latitude ) && ($blocktype eq "WAYPOINTS")) {
printf $wayptfile $wayptformat, ($wayptname, $latitude, $longitude);
}
} # end of per-line loop
# clean up nicely
$infile->close;
$trackfile->close if ($opts{w} eq 1);
print "Info: All done.\n" if ($opts{v} eq 1);
print "$trackcount tracks and $wayptcnt waypoints extracted\n";
__END__
=head1 NAME
B<gpspoint2gpsdrive.pl>
=head1 DESCRIPTION
B<gpspoint2gpsdrive.pl>
Extract gpsdrive-compatible track file(s) from a gpspoint file.
Optionally also extracts waypoints and appends them to way.txt.
=head1 SYNOPSIS
B<Common usages:>
=head1 OPTIONS
=over 8
=item B<-h>
This help message - you guessed that!
=item B<-f> <gpspointfilename>
The file to extract tracks from.
=item B<-w>
Extract waypoints and append to way.txt
=item B<-v>
Verbose mode - yada yada yada
=head1 AUTHOR
Written by
=head1 COPYRIGHT
This is free software. You may redistribute copies of it under the terms of the GNU General Pub-
lic License <http://www.gnu.org/licenses/gpl.html>. There is NO WARRANTY, to the extent permit-
ted by law.
=head1 SEE ALSO
gpsdrive(1)
=cut
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