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/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <libcxml/cxml.h>
#include "moving_image_content.h"
#include "moving_image_examiner.h"
#include "config.h"
#include "compose.hpp"
#include "film.h"
#include "i18n.h"
using std::string;
using std::cout;
using std::list;
using std::stringstream;
using std::vector;
using boost::shared_ptr;
MovingImageContent::MovingImageContent (shared_ptr<const Film> f, boost::filesystem::path p)
: Content (f, p)
, VideoContent (f, p)
{
}
MovingImageContent::MovingImageContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
: Content (f, node)
, VideoContent (f, node)
{
list<shared_ptr<cxml::Node> > c = node->node_children ("File");
for (list<shared_ptr<cxml::Node> >::const_iterator i = c.begin(); i != c.end(); ++i) {
_files.push_back ((*i)->content ());
}
}
string
MovingImageContent::summary () const
{
/* Get the string() here so that the name does not have quotes around it */
return String::compose (_("%1 [moving images]"), path().filename().string());
}
string
MovingImageContent::technical_summary () const
{
return Content::technical_summary() + " - "
+ VideoContent::technical_summary() + " - "
+ "moving";
}
void
MovingImageContent::as_xml (xmlpp::Node* node) const
{
node->add_child("Type")->add_child_text ("MovingImage");
Content::as_xml (node);
VideoContent::as_xml (node);
for (vector<boost::filesystem::path>::const_iterator i = _files.begin(); i != _files.end(); ++i) {
node->add_child("File")->add_child_text (i->filename().string());
}
}
void
MovingImageContent::examine (shared_ptr<Job> job)
{
Content::examine (job);
shared_ptr<const Film> film = _film.lock ();
assert (film);
shared_ptr<MovingImageExaminer> examiner (new MovingImageExaminer (film, shared_from_this(), job));
take_from_video_examiner (examiner);
_video_length = examiner->files().size ();
_files = examiner->files ();
}
Time
MovingImageContent::full_length () const
{
shared_ptr<const Film> film = _film.lock ();
assert (film);
FrameRateConversion frc (video_frame_rate(), film->video_frame_rate ());
return video_length() * frc.factor() * TIME_HZ / video_frame_rate();
}
string
MovingImageContent::identifier () const
{
stringstream s;
s << VideoContent::identifier ();
s << "_" << video_length();
return s.str ();
}
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