/*
- Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#include <dcp/subtitle_content.h>
-#include <dcp/raw_convert.h>
+#include "font.h"
#include "dcp_subtitle_content.h"
+#include "raw_convert.h"
+#include "film.h"
+#include <dcp/interop_subtitle_asset.h>
+#include <dcp/smpte_subtitle_asset.h>
+#include <dcp/interop_load_font_node.h>
+#include <libxml++/libxml++.h>
+#include <boost/foreach.hpp>
#include "i18n.h"
using std::string;
using std::list;
using boost::shared_ptr;
-using dcp::raw_convert;
+using boost::dynamic_pointer_cast;
DCPSubtitleContent::DCPSubtitleContent (shared_ptr<const Film> film, boost::filesystem::path path)
: Content (film, path)
, SubtitleContent (film, path)
{
-
+
}
DCPSubtitleContent::DCPSubtitleContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version)
: Content (film, node)
, SubtitleContent (film, node, version)
- , _length (node->number_child<DCPTime::Type> ("Length"))
+ , _length (node->number_child<ContentTime::Type> ("Length"))
+ , _frame_rate (node->optional_number_child<int>("SubtitleFrameRate"))
{
}
DCPSubtitleContent::examine (shared_ptr<Job> job)
{
Content::examine (job);
- dcp::SubtitleContent sc (path (0), false);
- _length = DCPTime::from_seconds (sc.latest_subtitle_out().to_seconds ());
+
+ shared_ptr<dcp::SubtitleAsset> sc = load (path (0));
+
+ /* Default to turning these subtitles on */
+ set_use_subtitles (true);
+
+ boost::mutex::scoped_lock lm (_mutex);
+
+ shared_ptr<dcp::InteropSubtitleAsset> iop = dynamic_pointer_cast<dcp::InteropSubtitleAsset> (sc);
+ if (iop) {
+ _subtitle_language = iop->language ();
+ }
+ shared_ptr<dcp::SMPTESubtitleAsset> smpte = dynamic_pointer_cast<dcp::SMPTESubtitleAsset> (sc);
+ if (smpte) {
+ _subtitle_language = smpte->language().get_value_or ("");
+ _frame_rate = smpte->edit_rate().numerator;
+ }
+
+ _length = ContentTime::from_seconds (sc->latest_subtitle_out().as_seconds ());
+
+ BOOST_FOREACH (shared_ptr<dcp::LoadFontNode> i, sc->load_font_nodes ()) {
+ add_font (shared_ptr<Font> (new Font (i->id)));
+ }
}
DCPTime
DCPSubtitleContent::full_length () const
{
- /* XXX: this assumes that the timing of the subtitle file is appropriate
- for the DCP's frame rate.
- */
- return _length;
+ FrameRateChange const frc (subtitle_video_frame_rate(), film()->video_frame_rate());
+ return DCPTime (_length, frc);
}
string
{
return Content::technical_summary() + " - " + _("DCP XML subtitles");
}
-
-string
-DCPSubtitleContent::information () const
-{
-
-}
void
DCPSubtitleContent::as_xml (xmlpp::Node* node) const
SubtitleContent::as_xml (node);
node->add_child("Length")->add_child_text (raw_convert<string> (_length.get ()));
}
+
+void
+DCPSubtitleContent::set_subtitle_video_frame_rate (int r)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _frame_rate = r;
+ }
+
+ signal_changed (SubtitleContentProperty::SUBTITLE_VIDEO_FRAME_RATE);
+}
+
+double
+DCPSubtitleContent::subtitle_video_frame_rate () const
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ if (_frame_rate) {
+ return _frame_rate.get ();
+ }
+ }
+
+ /* No frame rate specified, so assume this content has been
+ prepared for any concurrent video content.
+ */
+ return film()->active_frame_rate_change(position()).source;
+}