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pve-docs/png-cleanup.pl
2016-11-10 16:39:35 +01:00

24 lines
540 B
Perl
Executable File

#!/usr/bin/perl
use strict;
use warnings;
my $infile = shift ||
die "no input file specified\n";
my $outfile = shift ||
die "no outpu file specified\n";
# use the following to verify image attributes
# identify -verbose <filename>
# set PixelsPerCentimeter to 58, so that we can display 1024
# pixels (page width)
my $dpcm = 58;
system("convert -units PixelsPerCentimeter $infile -density $dpcm $outfile");
# identify should return the same value
# system("identify -units PixelsPerCentimeter -format '%x x %y' $outfile");