/*
- Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2018 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/>.
*/
#include "playlist.h"
-#include "sndfile_content.h"
-#include "sndfile_decoder.h"
#include "video_content.h"
-#include "subtitle_content.h"
+#include "text_content.h"
#include "ffmpeg_decoder.h"
#include "ffmpeg_content.h"
#include "image_decoder.h"
+#include "audio_content.h"
#include "content_factory.h"
#include "dcp_content.h"
#include "job.h"
#include "config.h"
#include "util.h"
-#include "md5_digester.h"
+#include "digester.h"
#include <libcxml/cxml.h>
#include <libxml++/libxml++.h>
#include <boost/shared_ptr.hpp>
}
void
-Playlist::content_changed (weak_ptr<Content> content, int property, bool frequent)
+Playlist::content_change (ChangeType type, weak_ptr<Content> content, int property, bool frequent)
{
- if (property == ContentProperty::LENGTH || property == VideoContentProperty::FRAME_TYPE) {
- /* Don't respond to position changes here, as:
- - sequencing after earlier/later changes is handled by move_earlier/move_later
- - any other position changes will be timeline drags which should not result in content
- being sequenced.
- */
- maybe_sequence ();
- }
-
- if (
- property == ContentProperty::POSITION ||
- property == ContentProperty::LENGTH ||
- property == ContentProperty::TRIM_START ||
- property == ContentProperty::TRIM_END) {
-
- ContentList old = _content;
- sort (_content.begin(), _content.end(), ContentSorter ());
- if (_content != old) {
- OrderChanged ();
+ if (type == CHANGE_TYPE_DONE) {
+ if (
+ property == ContentProperty::TRIM_START ||
+ property == ContentProperty::TRIM_END ||
+ property == ContentProperty::LENGTH ||
+ property == VideoContentProperty::FRAME_TYPE
+ ) {
+ /* Don't respond to position changes here, as:
+ - sequencing after earlier/later changes is handled by move_earlier/move_later
+ - any other position changes will be timeline drags which should not result in content
+ being sequenced.
+ */
+ maybe_sequence ();
+ }
+
+ if (
+ property == ContentProperty::POSITION ||
+ property == ContentProperty::LENGTH ||
+ property == ContentProperty::TRIM_START ||
+ property == ContentProperty::TRIM_END) {
+
+ ContentList old = _content;
+ sort (_content.begin(), _content.end(), ContentSorter ());
+ if (_content != old) {
+ OrderChanged ();
+ }
}
}
- ContentChanged (content, property, frequent);
+ ContentChange (type, content, property, frequent);
}
void
placed.push_back (i);
}
- /* Subtitles */
+ /* Captions */
DCPTime next;
BOOST_FOREACH (shared_ptr<Content> i, _content) {
- if (!i->subtitle || find (placed.begin(), placed.end(), i) != placed.end()) {
+ if (i->text.empty() || find (placed.begin(), placed.end(), i) != placed.end()) {
continue;
}
string t;
BOOST_FOREACH (shared_ptr<const Content> i, _content) {
- if (i->video || (i->subtitle && i->subtitle->burn())) {
+ bool burn = false;
+ BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
+ if (j->burn()) {
+ burn = true;
+ }
+ }
+ if (i->video || burn) {
t += i->identifier ();
}
}
- MD5Digester digester;
+ Digester digester;
digester.add (t.c_str(), t.length());
return digester.get ();
}
-/** @param node <Playlist> node */
+/** @param film Film that this Playlist is for.
+ * @param node <Playlist> node.
+ * @param version Metadata version number.
+ * @param notes Output notes about that happened.
+ */
void
Playlist::set_from_xml (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version, list<string>& notes)
{
reconnect ();
}
-/** @param node <Playlist> node */
+/** @param node <Playlist> node.
+ * @param with_content_paths true to include <Path> nodes in <Content> nodes, false to omit them.
+ */
void
-Playlist::as_xml (xmlpp::Node* node)
+Playlist::as_xml (xmlpp::Node* node, bool with_content_paths)
{
BOOST_FOREACH (shared_ptr<Content> i, _content) {
- i->as_xml (node->add_child ("Content"));
+ i->as_xml (node->add_child ("Content"), with_content_paths);
}
}
void
Playlist::add (shared_ptr<Content> c)
{
+ Change (CHANGE_TYPE_PENDING);
_content.push_back (c);
sort (_content.begin(), _content.end(), ContentSorter ());
reconnect ();
- Changed ();
+ Change (CHANGE_TYPE_DONE);
}
void
Playlist::remove (shared_ptr<Content> c)
{
+ Change (CHANGE_TYPE_PENDING);
+
ContentList::iterator i = _content.begin ();
while (i != _content.end() && *i != c) {
++i;
if (i != _content.end ()) {
_content.erase (i);
- Changed ();
+ Change (CHANGE_TYPE_DONE);
+ } else {
+ Change (CHANGE_TYPE_CANCELLED);
}
/* This won't change order, so it does not need a sort */
void
Playlist::remove (ContentList c)
{
+ Change (CHANGE_TYPE_PENDING);
+
BOOST_FOREACH (shared_ptr<Content> i, c) {
ContentList::iterator j = _content.begin ();
while (j != _content.end() && *j != i) {
/* This won't change order, so it does not need a sort */
- Changed ();
+ Change (CHANGE_TYPE_DONE);
}
class FrameRateCandidate
};
int
-Playlist::best_dcp_frame_rate () const
+Playlist::best_video_frame_rate () const
{
list<int> const allowed_dcp_frame_rates = Config::instance()->allowed_dcp_frame_rates ();
float this_error = 0;
BOOST_FOREACH (shared_ptr<Content> j, _content) {
- if (!j->video || !j->video->has_own_frame_rate()) {
+ if (!j->video || !j->video_frame_rate()) {
continue;
}
/* Best error for this content; we could use the content as-is or double its rate */
float best_error = min (
- float (fabs (i->source - j->video->frame_rate ())),
- float (fabs (i->source - j->video->frame_rate () * 2))
+ float (fabs (i->source - j->video_frame_rate().get())),
+ float (fabs (i->source - j->video_frame_rate().get() * 2))
);
/* Use the largest difference between DCP and source as the "error" */
_content_connections.clear ();
BOOST_FOREACH (shared_ptr<Content> i, _content) {
- _content_connections.push_back (i->Changed.connect (bind (&Playlist::content_changed, this, _1, _2, _3)));
+ _content_connections.push_back (i->Change.connect(boost::bind(&Playlist::content_change, this, _1, _2, _3, _4)));
}
}
}
DCPTime
-Playlist::subtitle_end () const
+Playlist::text_end () const
{
DCPTime end;
BOOST_FOREACH (shared_ptr<Content> i, _content) {
- if (i->subtitle) {
+ if (!i->text.empty ()) {
end = max (end, i->end ());
}
}
/* This is the first piece of content (going backwards...) that starts before t,
so it's the active one.
*/
- return FrameRateChange ((*i)->video->frame_rate(), dcp_video_frame_rate);
+ if ((*i)->video_frame_rate ()) {
+ /* This content specified a rate, so use it */
+ return FrameRateChange ((*i)->video_frame_rate().get(), dcp_video_frame_rate);
+ } else {
+ /* No specified rate so just use the DCP one */
+ return FrameRateChange (dcp_video_frame_rate, dcp_video_frame_rate);
+ }
}
}
range.second = max (range.second, i->end ());
}
+ Change (CHANGE_TYPE_PENDING);
+
DCPTime pos = range.second;
for (int i = 0; i < n; ++i) {
BOOST_FOREACH (shared_ptr<Content> j, c) {
sort (_content.begin(), _content.end(), ContentSorter ());
reconnect ();
- Changed ();
+ Change (CHANGE_TYPE_DONE);
}
void
/* Add on 64k for bits and pieces (metadata, subs etc) */
return video + audio + 65536;
}
+
+string
+Playlist::content_summary (DCPTimePeriod period) const
+{
+ string best_summary;
+ int best_score = -1;
+ BOOST_FOREACH (shared_ptr<Content> i, _content) {
+ int score = 0;
+ optional<DCPTimePeriod> const o = DCPTimePeriod(i->position(), i->end()).overlap (period);
+ if (o) {
+ score += 100 * o.get().duration().get() / period.duration().get();
+ }
+
+ if (i->video) {
+ score += 100;
+ }
+
+ if (score > best_score) {
+ best_summary = i->path(0).leaf().string();
+ best_score = score;
+ }
+ }
+
+ return best_summary;
+}
+
+pair<double, double>
+Playlist::speed_up_range (int dcp_video_frame_rate) const
+{
+ pair<double, double> range (DBL_MAX, -DBL_MAX);
+
+ BOOST_FOREACH (shared_ptr<Content> i, _content) {
+ if (!i->video) {
+ continue;
+ }
+ if (i->video_frame_rate()) {
+ FrameRateChange const frc (i->video_frame_rate().get(), dcp_video_frame_rate);
+ range.first = min (range.first, frc.speed_up);
+ range.second = max (range.second, frc.speed_up);
+ } else {
+ FrameRateChange const frc (dcp_video_frame_rate, dcp_video_frame_rate);
+ range.first = min (range.first, frc.speed_up);
+ range.second = max (range.second, frc.speed_up);
+ }
+ }
+
+ return range;
+}