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#!/usr/bin/env perl
# $Id: force_loca_long,v 1.1 2003/09/07 23:26:44 euske Exp $
#
# usage: force_loca_long loca > long_loca
#
# 2003/8/10, by 1@2ch
# * public domain *
#
$p=$0; $p=~s:[^/]+$::; push(@INC,$p);
require 'lib_util.pl';
$VALID_GLYPH_SIZE = 1024*30; # up to 30kbytes per glyph
sub usage() {
print "usage: force_loca_long loca\n";
exit 1;
}
$ARGV[0] || usage();
# read loca
ropen($ARGV[0]);
@loca = ();
$loca_long = 0;
$prev = 0;
while(1) {
my $loc;
eval { $loc = ruint16(); };
last if ($@);
my $s = $loc - $prev;
push(@loca, $loc);
if ($s < 0 || $VALID_GLYPH_SIZE < $s) {
$loca_long = 1;
}
$prev = $loc;
}
rclose();
wopen("&STDOUT");
if ($loca_long) {
print STDERR "hmmm, it looks like a long loca.\n";
foreach my $loc (@loca) {
wuint16($loc);
}
} else {
print STDERR "hmmm, it looks like a short loca.\n";
foreach my $loc (@loca) {
wuint32($loc*2);
}
}
wclose();
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