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Convert image file to VT-320's DRCS format.
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#!/usr/bin/env perl | |
use strict; | |
use warnings; | |
if ($#ARGV != 0) { | |
print "ussage: drcsconv.pl <filename>."; | |
exit 0; | |
} | |
my $file = $ARGV[0]; | |
my $tmpfile = "tmp.xpm"; | |
system("convert -flatten -negate -monochrome $file $tmpfile"); | |
# character size : 15 x 12 | |
my $width = 15; | |
my $height = 12; | |
my $dscs = 97; | |
my $column = 10; | |
my $row = 1; | |
my $imageWidth = $column * $width; | |
my $imageHeight = $row * $height; | |
print "row: $row, col: $column\n"; | |
my @char_map; | |
open (IN, $tmpfile) or die "Cannot open : $!"; | |
my $i = 0; | |
while (<IN>) { | |
if (length($_) - 3 >= $imageWidth and $_ =~ /^"/) { | |
my $r = int($i / $height); | |
for my $c (0..$column - 1) { | |
my $line = substr($_, 1 + $c * $width, $width); | |
$char_map[$r][$c] .= $line; | |
} | |
$i++; | |
} | |
} | |
close IN; | |
print "ESC P1;0;0;$width;1;2;$height;0{", chr $dscs, "\n"; | |
for my $r (0..$row - 1) { | |
for my $c (0..$column - 1) { | |
my $str = $char_map[$r][$c]; | |
my @data = split(//, $str); | |
my @lines = (); | |
for my $y (0..($height / 6 - 1)) { | |
my $line = ""; | |
for my $x (0..$width - 1) { | |
my $acc = 0; | |
for my $b (1..6) { | |
$acc *= 2; | |
my $index = ($y * 6 + 6 - $b) * $width + $x; | |
my $c = $data[$index]; | |
if (not $c) { | |
print $y, "-", | |
$b, "-", | |
$height, "-", | |
$#data, "#", | |
$index, "\n"; | |
} | |
if ($c eq ".") { | |
$acc += 1; | |
} | |
} | |
$acc += 0x3f; | |
$line .= chr $acc; | |
} | |
push @lines, $line; | |
} | |
print join("/", @lines), ";", "\n"; | |
} | |
} | |
print "ESC \\"; | |
print "ESC (", chr $dscs; | |
for my $r (0..($row - 1)) { | |
print "ESC #3"; | |
for my $c (0..$column - 1) { | |
print chr (0x21 + $r * $column + $c); | |
} | |
print "\n"; | |
print "ESC #4"; | |
for my $c (0..$column - 1) { | |
print chr (0x21 + $r * $column + $c); | |
} | |
print "\n"; | |
} | |
print "ESC (B\n\n"; |
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