1 | #!/opt/bin/perl |
1 | #!/opt/bin/perl |
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2 | |
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3 | use Cwd (); |
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4 | use Encode (); |
2 | |
5 | |
3 | use Gtk2 -init; |
6 | use Gtk2 -init; |
4 | use Gtk2::Gdk::Keysyms; |
7 | use Gtk2::Gdk::Keysyms; |
5 | |
8 | |
6 | use Gtk2::CV::ImageWindow; |
9 | use Gtk2::CV::ImageWindow; |
7 | use Gtk2::CV::Schnauzer; |
10 | use Gtk2::CV::Schnauzer; |
8 | |
11 | |
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12 | use Gtk2::CV; |
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13 | |
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14 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
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15 | |
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16 | use File::Spec; |
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17 | |
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18 | require Gtk2::CV::Plugin; |
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19 | require "$ENV{HOME}/.cvrc" if -r "$ENV{HOME}/.cvrc"; |
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20 | |
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21 | my $mainwin; |
9 | my $viewer; |
22 | my $viewer; |
10 | my $schnauzer; |
23 | my $schnauzer; |
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24 | my $info; |
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25 | my $help; |
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26 | |
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27 | my $schnauzer_idx = 0; |
11 | |
28 | |
12 | sub new_schnauzer { |
29 | sub new_schnauzer { |
13 | my $w = new Gtk2::Window; |
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14 | $w->add (my $s = new Gtk2::CV::Schnauzer); |
30 | my $s = new Gtk2::CV::Schnauzer; |
15 | |
31 | |
16 | $s->signal_connect (activate => sub { $viewer->load_image ($_[1]) }); |
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17 | $s->signal_connect_after (key_press_event => \&std_keys); |
32 | $s->signal_connect_after (key_press_event => \&std_keys); |
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33 | $s->signal_connect (activate => sub { |
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34 | my $label = sprintf "%s (%d)", |
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35 | (File::Spec->splitpath ($_[1]))[2], |
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36 | -s $_[1]; |
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37 | $info->set_label ($label); |
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38 | $viewer->load_image ($_[1]); |
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39 | }); |
18 | |
40 | |
19 | $s->set_dir ("."); |
41 | Gtk2::CV::Plugin->call (new_schnauzer => $s); |
20 | |
42 | |
21 | $s; |
43 | $s; |
22 | } |
44 | } |
23 | |
45 | |
24 | sub std_keys { |
46 | sub std_keys { |
25 | my $key = $_[1]->keyval; |
47 | my $key = $_[1]->keyval; |
26 | my $state = $_[1]->state; |
48 | my $state = $_[1]->state; |
27 | |
49 | |
28 | my $ctrl = grep $_ eq "control-mask", @$state; |
50 | my $ctrl = $state * "control-mask"; |
29 | |
51 | |
30 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
52 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
31 | main_quit Gtk2; |
53 | main_quit Gtk2; |
32 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
54 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
33 | new_schnauzer->get_toplevel->show_all; |
55 | my $w = new Gtk2::Window; |
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56 | |
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57 | $w->set_title ("CV: Schnauzer"); |
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58 | $w->add (my $s = new_schnauzer); |
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59 | $s->set_dir (File::Spec->curdir); |
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60 | $s->set_geometry_hints; |
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61 | $w->show_all; |
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62 | |
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63 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{h}) { |
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64 | unless ($help) { |
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65 | require Gtk2::PodViewer; |
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66 | |
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67 | $help = new Gtk2::Window; |
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68 | $help->set_title ("CV: Help"); |
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69 | $help->set_default_size (500, 300); |
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70 | $help->signal_connect (delete_event => sub { $help->hide; 1 }); |
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71 | |
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72 | $help->add (my $sw = new Gtk2::ScrolledWindow); |
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73 | $sw->add (my $h = new Gtk2::PodViewer); |
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74 | |
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75 | #binmode DATA, ":utf8"; |
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76 | $h->load_string (do { local $/; <DATA> }); |
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77 | } |
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78 | |
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79 | $help->show_all; |
34 | } else { |
80 | } else { |
35 | $schnauzer->handle_key ($key, $state); |
81 | return 0; |
36 | } |
82 | } |
37 | |
83 | |
38 | 1; |
84 | 1 |
39 | } |
85 | } |
40 | |
86 | |
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87 | { |
41 | $viewer = new Gtk2::CV::ImageWindow; |
88 | $viewer = new Gtk2::CV::ImageWindow; |
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89 | |
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90 | $viewer->set_title ("CV: Image"); |
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91 | |
42 | $viewer->signal_connect (key_press_event => \&std_keys); |
92 | $viewer->signal_connect (key_press_event => sub { |
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93 | &std_keys |
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94 | or $schnauzer->signal_emit (key_press_event => $_[1]) |
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95 | }); |
43 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
96 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
44 | |
97 | |
45 | $viewer->set_title ("CV"); |
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46 | |
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47 | $schnauzer = new_schnauzer; |
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48 | |
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49 | my $mainwin = $schnauzer->get_toplevel; |
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50 | |
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51 | $viewer->signal_connect (button3_press_event => sub { |
98 | $viewer->signal_connect (button3_press_event => sub { |
52 | $mainwin->visible |
99 | $mainwin->visible |
53 | ? $mainwin->hide |
100 | ? $mainwin->hide |
54 | : $mainwin->show_all; |
101 | : $mainwin->show_all; |
55 | }); |
102 | 1; |
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103 | }); |
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104 | |
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105 | Gtk2::CV::Plugin->call (new_imagewindow => $viewer); |
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106 | |
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107 | $schnauzer = new_schnauzer; |
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108 | |
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109 | $mainwin = new Gtk2::Window; |
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110 | $mainwin->set_title ("CV"); |
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111 | $mainwin->add (my $vbox = new Gtk2::VBox); |
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112 | $mainwin->signal_connect (delete_event => sub { $mainwin->hide; 1; }); |
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113 | |
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114 | $vbox->add ($schnauzer); |
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115 | $vbox->pack_end (my $frame = new Gtk2::Frame, 0, 0, 0); |
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116 | $frame->add (my $hbox = new Gtk2::HBox 0, 0); |
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117 | $hbox->pack_start ((new Gtk2::Label "Info: "), 0, 0, 0); |
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118 | $hbox->pack_end (my $labelwindow = new Gtk2::EventBox, 1, 1, 0); |
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119 | $labelwindow->add ($info = new Gtk2::Label); |
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120 | $labelwindow->signal_connect_after (size_request => sub { $_[1]->width (0); 0 }); |
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121 | $info->set (selectable => 1, xalign => 0, justify => "left"); |
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122 | |
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123 | $schnauzer->set_geometry_hints; |
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124 | } |
56 | |
125 | |
57 | if (@ARGV) { |
126 | if (@ARGV) { |
58 | $viewer->load_image ($ARGV[0]); |
127 | $schnauzer->set_paths ([map Glib::filename_to_unicode $_, @ARGV]); |
59 | |
128 | $schnauzer->show_all; |
60 | if (@ARGV > 1) { |
129 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
61 | $schnauzer->set_paths (\@ARGV); |
130 | } else { |
62 | } |
131 | $schnauzer->set_dir (File::Spec->curdir); |
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132 | $mainwin->show_all; |
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133 | $viewer->show_all; |
63 | } |
134 | } |
64 | |
135 | |
65 | $viewer->show_all; |
136 | $viewer->show_all; |
66 | |
137 | |
67 | main Gtk2; |
138 | main Gtk2; |
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139 | |
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140 | __DATA__ |
68 | |
141 | |
69 | =head1 NAME |
142 | =head1 NAME |
70 | |
143 | |
71 | cv - a fast gtk+ image viewer modeled after xv |
144 | cv - a fast gtk+ image viewer modeled after xv |
72 | |
145 | |
… | |
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88 | , shrink the image by 10% |
161 | , shrink the image by 10% |
89 | . enlarge the image by 10% |
162 | . enlarge the image by 10% |
90 | n reset to normal size |
163 | n reset to normal size |
91 | m maximize to screensize |
164 | m maximize to screensize |
92 | M maxime to screensize, respecting image aspect |
165 | M maxime to screensize, respecting image aspect |
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166 | ctrl-m toggle maxpect-always mode |
93 | u uncrop |
167 | u uncrop |
94 | r set scaling mode to 'nearest' (fastest) |
168 | r set scaling mode to 'nearest' (fastest) |
95 | s set scaling mode to 'bilinear' (default) |
169 | s set scaling mode to 'bilinear' (default) |
96 | S set scaling mode to 'hyper' (slowest) |
170 | S set scaling mode to 'hyper' (slowest) |
97 | t rotate clockwise 90° |
171 | t rotate clockwise 90° |
98 | T rotate counterclockwise° |
172 | T rotate counterclockwise° |
99 | ctrl-v open a new visual schnauzer window for the current dir |
173 | ctrl-v open a new visual schnauzer window for the current dir |
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174 | ctrl-s rescan visual schnauzer files for updates/deletes etc. |
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175 | ctrl-e run an editor ($CV_EDITOR or "gimp") on the current image. |
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176 | |
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177 | And when playing movies, these additional keys are active: |
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178 | |
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179 | left rewind by 10 seconds |
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180 | right forward by 10 seconds |
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181 | down rewind by 60 seconds |
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182 | up forward by 60 seconds |
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183 | pg_up rewind by 600 seconds |
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184 | pg_down forward by 600 seconds |
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185 | o toggle on-screen display |
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186 | p pause/unpause |
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187 | escape stop playing |
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188 | 9 turn volume down |
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189 | 0 turn volume up |
100 | |
190 | |
101 | The following keys are redirected to the default visual schnauzer window: |
191 | The following keys are redirected to the default visual schnauzer window: |
102 | |
192 | |
103 | space next image |
193 | space next image |
104 | backspace last image |
194 | backspace last image |
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115 | page-up move one page up |
205 | page-up move one page up |
116 | page-down move one page down |
206 | page-down move one page down |
117 | home move to first file |
207 | home move to first file |
118 | end move to last file |
208 | end move to last file |
119 | |
209 | |
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210 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
120 | ctrl-g generate icons for the selected files |
211 | ctrl-g generate icons for the selected files |
121 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
212 | ctrl-u update selected (or all) icons if neccessary |
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213 | ctrl-a select all files |
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214 | |
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215 | =head1 ENVIRONMENT |
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216 | |
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217 | =over 4 |
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218 | |
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219 | =item CV_EDITOR |
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220 | |
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221 | The program that gets executed when the user presses C<CTRL-e> in the |
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222 | Schnauzer or image window. The default is C<gimp>. |
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223 | |
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224 | =item CV_PRINT_DESTINATION |
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225 | |
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226 | The default (perl-style) destination to use in the print dialog. |
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227 | |
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228 | =item CV_TRASHCAN |
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229 | |
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230 | When set, must point to a directory where all files that are deleted are |
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231 | moved to. If unset, files that are deleted are really being deleted. |
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232 | |
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233 | =back |
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234 | |
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235 | =head1 SECURITY CONSIDERATIONS |
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236 | |
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237 | CV uses Pixbuf to load images. Pixbuf is not considered safe for this |
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238 | purpose, though (from the gtk-2.2 release notes): |
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239 | |
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240 | "While efforts have been made to make gdk-pixbuf robust against invalid |
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241 | images, using gdk-pixbuf to load untrusted data is not recommended, due to |
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242 | the likelyhood that there are additional problems where an invalid image |
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243 | could cause gdk-pixbuf to crash or worse." |
122 | |
244 | |
123 | =head1 BUGS/TODO |
245 | =head1 BUGS/TODO |
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246 | |
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247 | Pixbuf doesn't honor G_BROKEN_FILENAMES, so accessing files with names |
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248 | incompatible with utf-8 fails. |
124 | |
249 | |
125 | rotate on disk |
250 | rotate on disk |
126 | print |
251 | print |
127 | lots of ui issues |
252 | lots of ui issues |
128 | save(?) |
253 | save(?) |