package Imager::File::JPEG;
use strict;
use Imager;
use vars qw($VERSION @ISA);
BEGIN {
$VERSION = "0.90";
require XSLoader;
XSLoader::load('Imager::File::JPEG', $VERSION);
}
Imager->register_reader
(
type=>'jpeg',
single =>
sub {
my ($im, $io, %hsh) = @_;
($im->{IMG},$im->{IPTCRAW}) = i_readjpeg_wiol( $io );
unless ($im->{IMG}) {
$im->_set_error(Imager->_error_as_msg);
return;
}
return $im;
},
);
Imager->register_writer
(
type=>'jpeg',
single =>
sub {
my ($im, $io, %hsh) = @_;
$im->_set_opts(\%hsh, "i_", $im);
$im->_set_opts(\%hsh, "jpeg_", $im);
$im->_set_opts(\%hsh, "exif_", $im);
my $quality = $hsh{jpegquality};
defined $quality or $quality = 75;
if ( !i_writejpeg_wiol($im->{IMG}, $io, $quality)) {
$im->_set_error(Imager->_error_as_msg);
return;
}
return $im;
},
);
__END__
=head1 NAME
Imager::File::JPEG - read and write JPEG files
=head1 SYNOPSIS
use Imager;
my $img = Imager->new;
$img->read(file=>"foo.jpg")
or die $img->errstr;
$img->write(file => "foo.jpg")
or die $img->errstr;
=head1 DESCRIPTION
Imager's JPEG support is documented in L<Imager::Files>.
=head1 AUTHOR
Tony Cook <tonyc@cpan.org>
=head1 SEE ALSO
Imager, Imager::Files.
=cut