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Adding support for displaying the time information of HTK lattice files #3

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Adding support for displaying the time information of HTK lattice files #3

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3c4ae1a
Adding support for displaying the time information of HTK n-best latt…
thomaskisler Sep 6, 2017
aaab946
Removing some left-over temporary variables
thomaskisler Sep 6, 2017
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29 changes: 28 additions & 1 deletion scripts/LatticeToDot.pl
100644 → 100755
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@
my $end = "";
my $acoustic = "";
my $lm = "";
my $time = "";

my $i = 0;
my @chunks;
Expand All @@ -62,6 +63,7 @@
$end = "";
$acoustic = "";
$lm = "";
$time = "";

# Find any fields in this line of text
for ($i = 0; $i < scalar @chunks; $i++)
Expand Down Expand Up @@ -90,6 +92,10 @@
{
$lm = substr($chunks[$i], 2);
}
elsif ($chunks[$i] =~ m/t=/)
{
$time = substr($chunks[$i], 2);
}
}

# Now determine if we had a node line or an edge line
Expand All @@ -98,7 +104,7 @@
# Discard emtpy start and end tags (otherwise graphviz throws an error)
if(($start eq "") && ($end eq ""))
{
printf STDERR "Discarding a edge line, because the start AND end label are empty\n";
printf STDERR "Discarding an edge line, because the start AND end label is empty\n";
}
else
{
Expand All @@ -109,8 +115,29 @@
else
{
# Node line
if($time eq "")
{
printf "\t$id [label = \"$word\"];\n";
}
else
{
#replace > (greater than sign aka end node) with the html code (otherwise problems with dot
#rendering)
if($word eq ">")
{
$word="&gt;"
}
#replace > (smaller than sign aka start node) with the html code (otherwise problems with dot
#rendering)
elsif($word eq "<")
{
$word="&lt;"
}
#output the word with the time information. Print word bold and time smaller than the normal
#font
printf "\t$id [label = < <B>$word</B><br/><FONT POINT-SIZE='10'>t=$time</FONT> >];\n";
}
}
}

close IN;
Expand Down