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package Imager::File::TIFF;
use strict;
use Imager;
use vars qw($VERSION @ISA);
BEGIN {
$VERSION = "0.78";
eval {
require XSLoader;
XSLoader::load('Imager::File::TIFF', $VERSION);
1;
} or do {
require DynaLoader;
push @ISA, 'DynaLoader';
bootstrap Imager::File::TIFF $VERSION;
};
}
Imager->register_reader
(
type=>'tiff',
single =>
sub {
my ($im, $io, %hsh) = @_;
my $allow_incomplete = $hsh{allow_incomplete};
defined $allow_incomplete or $allow_incomplete = 0;
my $page = $hsh{page};
defined $page or $page = 0;
$im->{IMG} = i_readtiff_wiol($io, $allow_incomplete, $page);
unless ($im->{IMG}) {
$im->_set_error(Imager->_error_as_msg);
return;
}
return $im;
},
multiple =>
sub {
my ($io, %hsh) = @_;
my @imgs = i_readtiff_multi_wiol($io);
unless (@imgs) {
Imager->_set_error(Imager->_error_as_msg);
return;
}
return map bless({ IMG => $_, ERRSTR => undef }, "Imager"), @imgs;
},
);
Imager->register_writer
(
type=>'tiff',
single =>
sub {
my ($im, $io, %hsh) = @_;
$im->_set_opts(\%hsh, "i_", $im);
$im->_set_opts(\%hsh, "tiff_", $im);
$im->_set_opts(\%hsh, "exif_", $im);
if (defined $hsh{class} && $hsh{class} eq "fax") {
my $fax_fine = $hsh{fax_fine};
defined $fax_fine or $fax_fine = 1;
if (!i_writetiff_wiol_faxable($im->{IMG}, $io, $fax_fine)) {
$im->{ERRSTR} = Imager->_error_as_msg();
return undef;
}
}
else {
unless (i_writetiff_wiol($im->{IMG}, $io)) {
$im->_set_error(Imager->_error_as_msg);
return;
}
}
return $im;
},
multiple =>
sub {
my ($class, $io, $opts, @ims) = @_;
Imager->_set_opts($opts, "tiff_", @ims);
Imager->_set_opts($opts, "exif_", @ims);
my @work = map $_->{IMG}, @ims;
my $tiff_class = $opts->{class};
defined $tiff_class or $tiff_class = "";
my $result;
if ($tiff_class eq "fax") {
my $fax_fine = $opts->{fax_fine};
defined $fax_fine or $fax_fine = 1;
$result = i_writetiff_multi_wiol_faxable($io, $fax_fine, @work);
}
else {
$result = i_writetiff_multi_wiol($io, @work);
}
unless ($result) {
$class->_set_error($class->_error_as_msg);
return;
}
return 1;
},
);
__END__
=head1 NAME
Imager::File::TIFF - read and write TIFF files
=head1 SYNOPSIS
use Imager;
my $img = Imager->new;
$img->read(file=>"foo.tiff")
or die $img->errstr;
$img->write(file => "foo.tif")
or die $img->errstr;
=head1 DESCRIPTION
Imager's TIFF support is documented in L<Imager::Files>.
=head1 AUTHOR
Tony Cook <tony@imager.perl.org>
=head1 SEE ALSO
Imager, Imager::Files.
=cut
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