bump versions of sub-modules that have been updated
[imager.git] / GIF / GIF.pm
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1package Imager::File::GIF;
2use strict;
3use Imager;
4use vars qw($VERSION @ISA);
5
6BEGIN {
deddc246 7 $VERSION = "0.85";
ec6d8908 8
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9 require XSLoader;
10 XSLoader::load('Imager::File::GIF', $VERSION);
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11}
12
13Imager->register_reader
14 (
15 type=>'gif',
16 single =>
17 sub {
18 my ($im, $io, %hsh) = @_;
19
20 if ($hsh{gif_consolidate}) {
21 if ($hsh{colors}) {
22 my $colors;
23 ($im->{IMG}, $colors) =i_readgif_wiol( $io );
24 if ($colors) {
25 ${ $hsh{colors} } = [ map { NC(@$_) } @$colors ];
26 }
27 }
28 else {
29 $im->{IMG} =i_readgif_wiol( $io );
30 }
31 }
32 else {
33 my $page = $hsh{page};
34 defined $page or $page = 0;
35 $im->{IMG} = i_readgif_single_wiol($io, $page);
36
37 unless ($im->{IMG}) {
38 $im->_set_error(Imager->_error_as_msg);
39 return;
40 }
41 if ($hsh{colors}) {
42 ${ $hsh{colors} } = [ $im->getcolors ];
43 }
44 return $im;
45 }
46 },
47 multiple =>
48 sub {
49 my ($io, %hsh) = @_;
50
51 my @imgs = i_readgif_multi_wiol($io);
52 unless (@imgs) {
53 Imager->_set_error(Imager->_error_as_msg);
54 return;
55 }
56
57 return map bless({ IMG => $_, ERRSTR => undef }, "Imager"), @imgs;
58 },
59 );
60
61Imager->register_writer
62 (
63 type=>'gif',
64 single =>
65 sub {
66 my ($im, $io, %hsh) = @_;
67
68 $im->_set_opts(\%hsh, "i_", $im);
69 $im->_set_opts(\%hsh, "gif_", $im);
70
71 unless (i_writegif_wiol($io, \%hsh, $im->{IMG})) {
72 $im->_set_error(Imager->_error_as_msg);
73 return;
74 }
75 return $im;
76 },
77 multiple =>
78 sub {
79 my ($class, $io, $opts, @ims) = @_;
80
81 Imager->_set_opts($opts, "gif_", @ims);
82
83 my @work = map $_->{IMG}, @ims;
84 unless (i_writegif_wiol($io, $opts, @work)) {
85 Imager->_set_error(Imager->_error_as_msg);
86 return;
87 }
88
89 return 1;
90 },
91 );
92
93__END__
94
95=head1 NAME
96
97Imager::File::GIF - read and write GIF files
98
99=head1 SYNOPSIS
100
101 use Imager;
102
103 my $img = Imager->new;
104 $img->read(file=>"foo.gif")
105 or die $img->errstr;
106
107 $img->write(file => "foo.gif")
108 or die $img->errstr;
109
110=head1 DESCRIPTION
111
112Imager's GIF support is documented in L<Imager::Files>.
113
114=head1 AUTHOR
115
5b480b14 116Tony Cook <tonyc@cpan.org>
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117
118=head1 SEE ALSO
119
120Imager, Imager::Files.
121
122=cut