2 Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <libcxml/cxml.h>
21 #include "moving_image_content.h"
22 #include "moving_image_examiner.h"
24 #include "compose.hpp"
33 using std::stringstream;
35 using boost::shared_ptr;
37 MovingImageContent::MovingImageContent (shared_ptr<const Film> f, boost::filesystem::path p)
44 MovingImageContent::MovingImageContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
46 , VideoContent (f, node)
48 list<shared_ptr<cxml::Node> > c = node->node_children ("File");
49 for (list<shared_ptr<cxml::Node> >::const_iterator i = c.begin(); i != c.end(); ++i) {
50 _files.push_back ((*i)->content ());
55 MovingImageContent::summary () const
57 /* Get the string() here so that the name does not have quotes around it */
58 return String::compose (_("%1 [moving images]"), path().filename().string());
62 MovingImageContent::technical_summary () const
64 return Content::technical_summary() + " - "
65 + VideoContent::technical_summary() + " - "
70 MovingImageContent::as_xml (xmlpp::Node* node) const
72 node->add_child("Type")->add_child_text ("MovingImage");
73 Content::as_xml (node);
74 VideoContent::as_xml (node);
76 for (vector<boost::filesystem::path>::const_iterator i = _files.begin(); i != _files.end(); ++i) {
77 node->add_child("File")->add_child_text (i->filename().string());
82 MovingImageContent::examine (shared_ptr<Job> job)
84 job->sub (_("Computing digest"));
85 Content::examine (job);
87 shared_ptr<const Film> film = _film.lock ();
90 job->sub (_("Examining content"));
91 shared_ptr<MovingImageExaminer> examiner (new MovingImageExaminer (film, shared_from_this(), job));
93 take_from_video_examiner (examiner);
95 _video_length = examiner->files().size ();
96 _files = examiner->files ();
100 MovingImageContent::full_length () const
102 shared_ptr<const Film> film = _film.lock ();
105 FrameRateConversion frc (video_frame_rate(), film->video_frame_rate ());
106 return video_length() * frc.factor() * TIME_HZ / video_frame_rate();
110 MovingImageContent::identifier () const
113 s << VideoContent::identifier ();
114 s << "_" << video_length();