/*
- Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
using std::cout;
using boost::optional;
+using boost::shared_ptr;
+using boost::weak_ptr;
+
+Decoder::Decoder (weak_ptr<const Film> film)
+ : _film (film)
+{
+
+}
/** @return Earliest time of content that the next pass() will emit */
ContentTime
Decoder::position () const
{
optional<ContentTime> pos;
+ shared_ptr<const Film> f = film();
- if (video && !video->ignore() && (!pos || video->position() < *pos)) {
- pos = video->position();
+ if (video && !video->ignore() && (!pos || video->position(f) < *pos)) {
+ pos = video->position(f);
}
- if (audio && !audio->ignore() && (!pos || audio->position() < *pos)) {
- pos = audio->position();
+ if (audio && !audio->ignore() && (!pos || audio->position(f) < *pos)) {
+ pos = audio->position(f);
}
- if (subtitle && !subtitle->ignore() && (!pos || subtitle->position() < *pos)) {
- pos = subtitle->position();
+ BOOST_FOREACH (shared_ptr<TextDecoder> i, text) {
+ if (!i->ignore() && (!pos || i->position(f) < *pos)) {
+ pos = i->position(f);
+ }
}
return pos.get_value_or(ContentTime());
if (audio) {
audio->seek ();
}
- if (subtitle) {
- subtitle->seek ();
+ BOOST_FOREACH (shared_ptr<TextDecoder> i, text) {
+ i->seek ();
}
}
+
+shared_ptr<TextDecoder>
+Decoder::only_text () const
+{
+ DCPOMATIC_ASSERT (text.size() < 2);
+ if (text.empty ()) {
+ return shared_ptr<TextDecoder> ();
+ }
+ return text.front ();
+}
+
+shared_ptr<const Film>
+Decoder::film () const
+{
+ shared_ptr<const Film> f = _film.lock ();
+ DCPOMATIC_ASSERT (f);
+ return f;
+}