#!/usr/bin/env perl
use 5.014;
use warnings;

for my $src (@ARGV) {
	my ($name, @cmds) = split /:/, $src =~ s/\.jpg$//r;
	say $name;
	unshift @cmds, -gravity => 'northwest';
	push @cmds, -resize => '300x200^', -gravity => 'north', -extent => '300x200';
	push @cmds, '-strip', -quality => '60%';
	system convert => @cmds, $src => "../$name.jpg";
}