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use warnings;
use strict;
use IPC::System::Simple qw(system);
use IPC::Cmd qw(can_run);
use Test::More tests => 5;
use Gscan2pdf::Helpers;
use Gscan2pdf::Tesseract;
use Gscan2pdf::Document;
use Gscan2pdf::Unpaper;
use Gtk3 -init; # on some systems, initialising earlier segfaults
#########################
use Log::Log4perl qw(:easy);
Log::Log4perl->easy_init($WARN);
my $logger = Log::Log4perl::get_logger;
Gscan2pdf::Document->setup($logger);
Gscan2pdf::Translation::set_domain('gscan2pdf');
my $slist = Gscan2pdf::Document->new;
# dir for temporary files
my $dir = File::Temp->newdir;
$slist->set_dir($dir);
SKIP: {
skip 'Tesseract not installed', 5
unless Gscan2pdf::Tesseract->setup($logger);
skip 'unpaper not installed', 5 unless can_run('unpaper');
my $unpaper = Gscan2pdf::Unpaper->new;
my $vbox = Gtk3::VBox->new;
$unpaper->add_options($vbox);
# Create b&w test image
system(
Gscan2pdf::Helpers::get_imagemagick_command(),
qw(-density 300),
'label:The quick brown fox',
qw(-alpha Off -depth 1 -colorspace Gray -family),
'DejaVu Sans',
qw(-pointsize 12 -rotate -90 test.pnm)
);
$slist->import_scan(
filename => 'test.pnm',
page => 1,
to_png => 1,
rotate => 90,
unpaper => $unpaper,
ocr => 1,
resolution => 300,
delete => 1,
dir => $dir,
engine => 'tesseract',
language => 'eng',
finished_callback => sub {
like $slist->{data}[0][2]{filename}, qr/png$/, 'convert PNM to PNG';
my $hocr = $slist->{data}[0][2]->export_hocr;
like $hocr, qr/T[hn]e/, 'Tesseract returned "The"';
like $hocr, qr/quick/, 'Tesseract returned "quick"';
like $hocr, qr/brown/, 'Tesseract returned "brown"';
like $hocr, qr/f(o|0)x/, 'Tesseract returned "fox"';
Gtk3->main_quit;
}
);
Gtk3->main;
}
#########################
unlink 'test.pnm';
Gscan2pdf::Document->quit();
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