/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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,
+ DCP-o-matic 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.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DCPOMATIC_CONTENT_H
#define DCPOMATIC_CONTENT_H
-#include <set>
+#include "types.h"
+#include "signaller.h"
+#include "dcpomatic_time.h"
+#include "user_property.h"
+#include <libcxml/cxml.h>
#include <boost/filesystem.hpp>
#include <boost/signals2.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/enable_shared_from_this.hpp>
-#include <libxml++/libxml++.h>
-#include "types.h"
-#include "dcpomatic_time.h"
+
+namespace xmlpp {
+ class Node;
+}
namespace cxml {
class Node;
static int const LENGTH;
static int const TRIM_START;
static int const TRIM_END;
+ static int const VIDEO_FRAME_RATE;
};
/** @class Content
* @brief A piece of content represented by one or more files on disk.
*/
-class Content : public boost::enable_shared_from_this<Content>, public boost::noncopyable
+class Content : public boost::enable_shared_from_this<Content>, public Signaller, public boost::noncopyable
{
public:
Content (boost::shared_ptr<const Film>);
Content (boost::shared_ptr<const Film>, DCPTime);
Content (boost::shared_ptr<const Film>, boost::filesystem::path);
- Content (boost::shared_ptr<const Film>, boost::shared_ptr<const cxml::Node>);
+ Content (boost::shared_ptr<const Film>, cxml::ConstNodePtr);
Content (boost::shared_ptr<const Film>, std::vector<boost::shared_ptr<Content> >);
virtual ~Content () {}
-
- virtual void examine (boost::shared_ptr<Job>);
+
+ /** Examine the content to establish digest, frame rates and any other
+ * useful metadata.
+ * @param job Job to use to report progress, or 0.
+ */
+ virtual void examine (boost::shared_ptr<Job> job);
+
+ virtual void take_settings_from (boost::shared_ptr<const Content> c);
+
+ /** @return Quick one-line summary of the content, as will be presented in the
+ * film editor.
+ */
virtual std::string summary () const = 0;
+
/** @return Technical details of this content; these are written to logs to
* help with debugging.
*/
virtual std::string technical_summary () const;
- virtual std::string information () const = 0;
- virtual void as_xml (xmlpp::Node *) const;
+
+ virtual void as_xml (xmlpp::Node *, bool with_paths) const;
virtual DCPTime full_length () const = 0;
virtual std::string identifier () const;
+ /** @return points at which to split this content when
+ * REELTYPE_BY_VIDEO_CONTENT is in use.
+ */
+ virtual std::list<DCPTime> reel_split_points () const;
boost::shared_ptr<Content> clone () const;
void set_path (boost::filesystem::path);
+ void set_paths (std::vector<boost::filesystem::path> paths);
std::string path_summary () const;
boost::mutex::scoped_lock lm (_mutex);
return _paths[i];
}
-
+
bool paths_valid () const;
- /** @return MD5 digest of the content's file(s) */
+ /** @return Digest of the content's file(s). Note: this is
+ * not a complete MD5-or-whatever hash, but a sort of poor
+ * man's version (see comments in examine()).
+ */
std::string digest () const {
boost::mutex::scoped_lock lm (_mutex);
return _digest;
return _position;
}
- void set_trim_start (DCPTime);
+ void set_trim_start (ContentTime);
- DCPTime trim_start () const {
+ ContentTime trim_start () const {
boost::mutex::scoped_lock lm (_mutex);
return _trim_start;
}
- void set_trim_end (DCPTime);
-
- DCPTime trim_end () const {
+ void set_trim_end (ContentTime);
+
+ ContentTime trim_end () const {
boost::mutex::scoped_lock lm (_mutex);
return _trim_end;
}
-
+
+ /** @return Time immediately after the last thing in this content */
DCPTime end () const {
return position() + length_after_trim();
}
DCPTime length_after_trim () const;
-
+
+ boost::optional<double> video_frame_rate () const {
+ boost::mutex::scoped_lock lm (_mutex);
+ return _video_frame_rate;
+ }
+
+ void set_video_frame_rate (double r);
+ void unset_video_frame_rate ();
+
+ double active_video_frame_rate () const;
+
void set_change_signals_frequent (bool f) {
_change_signals_frequent = f;
}
+ boost::shared_ptr<const Film> film () const;
+
+ std::list<UserProperty> user_properties () const;
+
boost::signals2::signal<void (boost::weak_ptr<Content>, int, bool)> Changed;
-protected:
+ boost::shared_ptr<VideoContent> video;
+ boost::shared_ptr<AudioContent> audio;
+ boost::shared_ptr<SubtitleContent> subtitle;
+
void signal_changed (int);
+protected:
+
+ virtual void add_properties (std::list<UserProperty> &) const;
+
boost::weak_ptr<const Film> _film;
/** _mutex which should be used to protect accesses, as examine
/** Paths of our data files */
std::vector<boost::filesystem::path> _paths;
-
+
private:
+ friend struct ffmpeg_pts_offset_test;
+ friend struct best_dcp_frame_rate_test_single;
+ friend struct best_dcp_frame_rate_test_double;
+ friend struct audio_sampling_rate_test;
+
std::string _digest;
DCPTime _position;
- DCPTime _trim_start;
- DCPTime _trim_end;
+ ContentTime _trim_start;
+ ContentTime _trim_end;
+ /** The video frame rate that this content is or was prepared to be used with,
+ * or empty if the effective rate of this content should be dictated by something
+ * else (either some video happening at the same time, or the rate of the DCP).
+ */
+ boost::optional<double> _video_frame_rate;
bool _change_signals_frequent;
};