/*
- Copyright (C) 2014-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2018 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
using std::list;
using std::cout;
using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
using boost::bind;
-DCPSubtitleDecoder::DCPSubtitleDecoder (shared_ptr<const DCPSubtitleContent> content)
+DCPSubtitleDecoder::DCPSubtitleDecoder (shared_ptr<const DCPSubtitleContent> content, shared_ptr<Log> log)
{
- subtitle.reset (
- new SubtitleDecoder (
- this,
- content->subtitle,
- 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 ();
+
+ ContentTime first;
+ if (_next != _subtitles.end()) {
+ first = content_time_period(*_next).from;
+ }
+ text.push_back (shared_ptr<TextDecoder> (new TextDecoder (this, content->only_text(), log, first)));
}
void
DCPSubtitleDecoder::seek (ContentTime time, bool accurate)
{
- subtitle->seek (time, accurate);
+ Decoder::seek (time, accurate);
_next = _subtitles.begin ();
- list<dcp::SubtitleString>::const_iterator i = _subtitles.begin ();
- while (i != _subtitles.end() && ContentTime::from_seconds (_next->in().as_seconds()) < time) {
+ list<shared_ptr<dcp::Subtitle> >::const_iterator i = _subtitles.begin ();
+ while (i != _subtitles.end() && ContentTime::from_seconds ((*_next)->in().as_seconds()) < time) {
++i;
}
}
bool
-DCPSubtitleDecoder::pass (PassReason, bool)
+DCPSubtitleDecoder::pass ()
{
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
+ period with the same plain_text() call otherwise the
+ TextDecoder will assume there is nothing else at the
time of emit the first.
*/
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;
-}
-
-list<ContentTimePeriod>
-DCPSubtitleDecoder::image_subtitles_during (ContentTimePeriod, bool) const
-{
- return list<ContentTimePeriod> ();
-}
-
-list<ContentTimePeriod>
-DCPSubtitleDecoder::text_subtitles_during (ContentTimePeriod p, bool starting) const
-{
- /* XXX: inefficient */
-
- list<ContentTimePeriod> d;
-
- for (list<dcp::SubtitleString>::const_iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
- ContentTimePeriod period = content_time_period (*i);
- if ((starting && p.contains(period.from)) || (!starting && p.overlap(period))) {
- d.push_back (period);
+ shared_ptr<dcp::SubtitleString> ns = dynamic_pointer_cast<dcp::SubtitleString>(*_next);
+ if (ns) {
+ s.push_back (*ns);
+ ++_next;
}
- }
- d.sort ();
- d.unique ();
+ /* XXX: image subtitles */
+ }
- return d;
+ only_text()->emit_plain (p, s);
+ return false;
}
ContentTimePeriod
-DCPSubtitleDecoder::content_time_period (dcp::SubtitleString s) const
+DCPSubtitleDecoder::content_time_period (shared_ptr<dcp::Subtitle> s) const
{
return ContentTimePeriod (
- ContentTime::from_seconds (s.in().as_seconds ()),
- ContentTime::from_seconds (s.out().as_seconds ())
+ ContentTime::from_seconds (s->in().as_seconds ()),
+ ContentTime::from_seconds (s->out().as_seconds ())
);
}