/*
- Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2016 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/>.
*/
#include "dcp_subtitle_decoder.h"
#include "dcp_subtitle_content.h"
#include <dcp/interop_subtitle_asset.h>
+#include <iostream>
using std::list;
using std::cout;
using boost::shared_ptr;
+using boost::bind;
-DCPSubtitleDecoder::DCPSubtitleDecoder (shared_ptr<const DCPSubtitleContent> content)
- : SubtitleDecoder (content)
+DCPSubtitleDecoder::DCPSubtitleDecoder (shared_ptr<const DCPSubtitleContent> content, shared_ptr<Log> log)
{
+ subtitle.reset (
+ new SubtitleDecoder (
+ this,
+ content->subtitle,
+ log,
+ bind (&DCPSubtitleDecoder::image_subtitles_during, this, _1, _2),
+ bind (&DCPSubtitleDecoder::text_subtitles_during, this, _1, _2)
+ )
+ );
+
shared_ptr<dcp::SubtitleAsset> c (load (content->path (0)));
_subtitles = c->subtitles ();
_next = _subtitles.begin ();
void
DCPSubtitleDecoder::seek (ContentTime time, bool accurate)
{
- SubtitleDecoder::seek (time, accurate);
+ subtitle->seek (time, accurate);
_next = _subtitles.begin ();
list<dcp::SubtitleString>::const_iterator i = _subtitles.begin ();
}
bool
-DCPSubtitleDecoder::pass ()
+DCPSubtitleDecoder::pass (PassReason, bool)
{
if (_next == _subtitles.end ()) {
return true;
}
+ /* Gather all subtitles with the same time period that are next
+ on the list. We must emit all subtitles for the same time
+ period with the same text_subtitle() call otherwise the
+ SubtitleDecoder will assume there is nothing else at the
+ time of emit the first.
+ */
+
list<dcp::SubtitleString> s;
- s.push_back (*_next);
- text_subtitle (s);
- ++_next;
+ ContentTimePeriod const p = content_time_period (*_next);
+
+ while (_next != _subtitles.end () && content_time_period (*_next) == p) {
+ s.push_back (*_next);
+ ++_next;
+ }
+
+ subtitle->give_text (p, s);
+ subtitle->set_position (p.from);
return false;
}
{
return list<ContentTimePeriod> ();
}
-
+
list<ContentTimePeriod>
DCPSubtitleDecoder::text_subtitles_during (ContentTimePeriod p, bool starting) const
{
list<ContentTimePeriod> d;
for (list<dcp::SubtitleString>::const_iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
- ContentTimePeriod period (
- ContentTime::from_seconds (i->in().as_seconds ()),
- ContentTime::from_seconds (i->out().as_seconds ())
- );
-
- if ((starting && p.contains (period.from)) || (!starting && p.overlaps (period))) {
+ ContentTimePeriod period = content_time_period (*i);
+ if ((starting && p.contains(period.from)) || (!starting && p.overlap(period))) {
d.push_back (period);
}
}
+ d.sort ();
+ d.unique ();
+
return d;
}
+ContentTimePeriod
+DCPSubtitleDecoder::content_time_period (dcp::SubtitleString s) const
+{
+ return ContentTimePeriod (
+ ContentTime::from_seconds (s.in().as_seconds ()),
+ ContentTime::from_seconds (s.out().as_seconds ())
+ );
+}