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; |
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8 | |
11 | |
9 | use Gtk2::CV; |
12 | use Gtk2::CV; |
10 | |
13 | |
11 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
14 | Gtk2::Rc->parse (Gtk2::CV::find_rcfile "gtkrc"); |
12 | |
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; |
13 | my $viewer; |
22 | my $viewer; |
14 | 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; |
15 | |
28 | |
16 | sub new_schnauzer { |
29 | sub new_schnauzer { |
17 | my $w = new Gtk2::Window; |
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18 | $w->add (my $s = new Gtk2::CV::Schnauzer); |
30 | my $s = new Gtk2::CV::Schnauzer; |
19 | |
31 | |
20 | $s->signal_connect (activate => sub { $viewer->load_image ($_[1]) }); |
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21 | $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 | }); |
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40 | $s->signal_connect (chdir => sub { |
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41 | my ($self, $dir) = @_; |
22 | |
42 | |
23 | $s->set_dir ("."); |
43 | my $path = Cwd::abs_path $dir; |
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44 | |
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45 | $self->realize; |
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46 | $self->window->property_change ( |
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47 | Gtk2::Gdk::Atom->intern ("_X_CWD", 0), |
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48 | Gtk2::Gdk::Atom->intern ("UTF8_STRING", 0), |
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49 | Gtk2::Gdk::CHARS, 'replace', |
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50 | Encode::encode_utf8 $path, |
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51 | ); |
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52 | }); |
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53 | |
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54 | Gtk2::CV::Plugin->call (new_schnauzer => $s); |
24 | |
55 | |
25 | $s; |
56 | $s; |
26 | } |
57 | } |
27 | |
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28 | $schnauzer = new_schnauzer; |
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29 | |
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30 | my $mainwin = $schnauzer->get_toplevel; |
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31 | |
58 | |
32 | sub std_keys { |
59 | sub std_keys { |
33 | my $key = $_[1]->keyval; |
60 | my $key = $_[1]->keyval; |
34 | my $state = $_[1]->state; |
61 | my $state = $_[1]->state; |
35 | |
62 | |
36 | my $ctrl = grep $_ eq "control-mask", @$state; |
63 | my $ctrl = $state * "control-mask"; |
37 | |
64 | |
38 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
65 | if ($key == $Gtk2::Gdk::Keysyms{q}) { |
39 | main_quit Gtk2; |
66 | main_quit Gtk2; |
40 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
67 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{v}) { |
41 | new_schnauzer->get_toplevel->show_all; |
68 | my $w = new Gtk2::Window; |
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69 | |
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70 | $w->set_title ("CV: Schnauzer"); |
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71 | $w->add (my $s = new_schnauzer); |
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72 | $s->set_dir (File::Spec->curdir); |
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73 | $s->set_geometry_hints; |
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74 | $w->show_all; |
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75 | |
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76 | } elsif ($ctrl && $key == $Gtk2::Gdk::Keysyms{h}) { |
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77 | unless ($help) { |
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78 | require Gtk2::PodViewer; |
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79 | |
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80 | $help = new Gtk2::Window; |
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81 | $help->set_title ("CV: Help"); |
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82 | $help->set_default_size (500, 300); |
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83 | $help->signal_connect (delete_event => sub { $help->hide; 1 }); |
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84 | |
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85 | $help->add (my $sw = new Gtk2::ScrolledWindow); |
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86 | $sw->add (my $h = new Gtk2::PodViewer); |
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87 | |
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88 | #binmode DATA, ":utf8"; |
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89 | $h->load_string (do { local $/; <DATA> }); |
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90 | } |
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91 | |
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92 | $help->show_all; |
42 | } else { |
93 | } else { |
43 | $mainwin->show_all; |
94 | #$mainwin->show_all; |
44 | $schnauzer->handle_key ($key, $state); |
95 | return $self->{schnauzer}->signal_emit (key_press_event => $_[1]); |
45 | } |
96 | } |
46 | |
97 | |
47 | 1; |
98 | 1; |
48 | } |
99 | } |
49 | |
100 | |
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101 | { |
50 | $viewer = new Gtk2::CV::ImageWindow; |
102 | $viewer = new Gtk2::CV::ImageWindow; |
51 | |
103 | |
52 | $viewer->set_title ("CV"); |
104 | $viewer->set_title ("CV: Image"); |
53 | |
105 | |
54 | $viewer->signal_connect (key_press_event => \&std_keys); |
106 | $viewer->signal_connect (key_press_event => \&std_keys); |
55 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
107 | $viewer->signal_connect (delete_event => sub { main_quit Gtk2 }); |
56 | |
108 | |
57 | $viewer->signal_connect (button3_press_event => sub { |
109 | $viewer->signal_connect (button3_press_event => sub { |
58 | $mainwin->visible |
110 | $mainwin->visible |
59 | ? $mainwin->hide |
111 | ? $mainwin->hide |
60 | : $mainwin->show_all; |
112 | : $mainwin->show_all; |
61 | }); |
113 | 1; |
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114 | }); |
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115 | |
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116 | Gtk2::CV::Plugin->call (new_imagewindow => $viewer); |
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117 | |
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118 | $schnauzer = new_schnauzer; |
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119 | |
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120 | $mainwin = new Gtk2::Window; |
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121 | $mainwin->set_title ("CV"); |
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122 | $mainwin->add (my $vbox = new Gtk2::VBox); |
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123 | $mainwin->signal_connect (delete_event => sub { $mainwin->hide; 1; }); |
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124 | |
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125 | $vbox->add ($schnauzer); |
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126 | $vbox->pack_end (my $frame = new Gtk2::Frame, 0, 0, 0); |
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127 | $frame->add (my $hbox = new Gtk2::HBox 0, 0); |
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128 | $hbox->pack_start ((new Gtk2::Label "Info"), 0, 0, 0); |
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129 | $hbox->pack_start (($info = new Gtk2::Label), 1, 1, 0); |
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130 | $info->set (wrap => 1); |
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131 | |
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132 | $schnauzer->set_geometry_hints; |
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133 | } |
62 | |
134 | |
63 | if (@ARGV) { |
135 | if (@ARGV) { |
64 | $viewer->load_image ($ARGV[0]); |
136 | $schnauzer->set_paths ([map Glib::filename_to_unicode $_, @ARGV]); |
65 | |
137 | $schnauzer->show_all; |
66 | if (@ARGV > 1) { |
138 | $schnauzer->handle_key ($Gtk2::Gdk::Keysyms{space}, []); |
67 | $schnauzer->set_paths (\@ARGV); |
139 | } else { |
68 | } |
140 | $schnauzer->set_dir (File::Spec->curdir); |
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141 | $mainwin->show_all; |
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142 | $viewer->show_all; |
69 | } |
143 | } |
70 | |
144 | |
71 | $viewer->show_all; |
145 | $viewer->show_all; |
72 | |
146 | |
73 | main Gtk2; |
147 | main Gtk2; |
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148 | |
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149 | __DATA__ |
74 | |
150 | |
75 | =head1 NAME |
151 | =head1 NAME |
76 | |
152 | |
77 | cv - a fast gtk+ image viewer modeled after xv |
153 | cv - a fast gtk+ image viewer modeled after xv |
78 | |
154 | |
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94 | , shrink the image by 10% |
170 | , shrink the image by 10% |
95 | . enlarge the image by 10% |
171 | . enlarge the image by 10% |
96 | n reset to normal size |
172 | n reset to normal size |
97 | m maximize to screensize |
173 | m maximize to screensize |
98 | M maxime to screensize, respecting image aspect |
174 | M maxime to screensize, respecting image aspect |
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175 | ctrl-m toggle maxpect-always mode |
99 | u uncrop |
176 | u uncrop |
100 | r set scaling mode to 'nearest' (fastest) |
177 | r set scaling mode to 'nearest' (fastest) |
101 | s set scaling mode to 'bilinear' (default) |
178 | s set scaling mode to 'bilinear' (default) |
102 | S set scaling mode to 'hyper' (slowest) |
179 | S set scaling mode to 'hyper' (slowest) |
103 | t rotate clockwise 90° |
180 | t rotate clockwise 90° |
104 | T rotate counterclockwise° |
181 | T rotate counterclockwise° |
105 | ctrl-v open a new visual schnauzer window for the current dir |
182 | ctrl-v open a new visual schnauzer window for the current dir |
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183 | ctrl-s rescan visual schnauzer files for updates/deletes etc. |
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184 | ctrl-e run an editor ($CV_EDITOR or "gimp") on the current image. |
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185 | |
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186 | And when playing movies, these additional keys are active: |
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187 | |
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188 | left rewind by 10 seconds |
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189 | right forward by 10 seconds |
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190 | down rewind by 60 seconds |
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191 | up forward by 60 seconds |
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192 | pg_up rewind by 600 seconds |
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193 | pg_down forward by 600 seconds |
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194 | o toggle on-screen display |
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195 | p pause/unpause |
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196 | escape stop playing |
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197 | 9 turn volume down |
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198 | 0 turn volume up |
106 | |
199 | |
107 | The following keys are redirected to the default visual schnauzer window: |
200 | The following keys are redirected to the default visual schnauzer window: |
108 | |
201 | |
109 | space next image |
202 | space next image |
110 | backspace last image |
203 | backspace last image |
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121 | page-up move one page up |
214 | page-up move one page up |
122 | page-down move one page down |
215 | page-down move one page down |
123 | home move to first file |
216 | home move to first file |
124 | end move to last file |
217 | end move to last file |
125 | |
218 | |
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219 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
126 | ctrl-g generate icons for the selected files |
220 | ctrl-g generate icons for the selected files |
127 | ctrl-d delete selected files WITHOUT ASKING AGAIN |
221 | ctrl-u update selected (or all) icons if neccessary |
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222 | ctrl-a select all files |
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223 | |
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224 | =head1 ENVIRONMENT |
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225 | |
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226 | =over 4 |
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227 | |
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228 | =item CV_EDITOR |
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229 | |
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230 | The program that gets executed when the user presses C<CTRL-e> in the |
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231 | Schnauzer or image window. The default is C<gimp>. |
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232 | |
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233 | =item CV_PRINT_DESTINATION |
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234 | |
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235 | The default (perl-style) destination to use in the print dialog. |
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236 | |
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237 | =item CV_TRASHCAN |
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238 | |
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239 | When set, must point to a directory where all files that are deleted are |
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240 | moved to. If unset, files that are deleted are really being deleted. |
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241 | |
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242 | =back |
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243 | |
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244 | =head1 SECURITY CONSIDERATIONS |
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245 | |
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246 | CV uses Pixbuf to load images. Pixbuf is not considered safe for this |
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247 | purpose, though (from the gtk-2.2 release notes): |
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248 | |
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249 | "While efforts have been made to make gdk-pixbuf robust against invalid |
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250 | images, using gdk-pixbuf to load untrusted data is not recommended, due to |
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251 | the likelyhood that there are additional problems where an invalid image |
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252 | could cause gdk-pixbuf to crash or worse." |
128 | |
253 | |
129 | =head1 BUGS/TODO |
254 | =head1 BUGS/TODO |
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255 | |
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256 | Pixbuf doesn't honor G_BROKEN_FILENAMES, so accessing files with names |
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257 | incompatible with utf-8 fails. |
130 | |
258 | |
131 | rotate on disk |
259 | rotate on disk |
132 | print |
260 | print |
133 | lots of ui issues |
261 | lots of ui issues |
134 | save(?) |
262 | save(?) |