Basics of DCP subtitle import.

1 files changed, 87 insertions, 0 deletions

diff --git a/src/lib/dcp_subtitle_content.cc b/src/lib/dcp_subtitle_content.cc
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+++ b/src/lib/dcp_subtitle_content.cc
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+/*
+    Copyright (C) 2014 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
+    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,
+    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.
+
+*/
+
+#include <dcp/subtitle_content.h>
+#include <dcp/raw_convert.h>
+#include "dcp_subtitle_content.h"
+
+#include "i18n.h"
+
+using std::string;
+using boost::shared_ptr;
+using dcp::raw_convert;
+
+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"))
+{
+
+}
+
+void
+DCPSubtitleContent::examine (shared_ptr<Job> job)
+{
+	Content::examine (job);
+	dcp::SubtitleContent sc (path (0), false);
+	_length = DCPTime::from_frames (sc.intrinsic_duration(), sc.edit_rate().as_float ());
+}
+
+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;
+}
+
+string
+DCPSubtitleContent::summary () const
+{
+	return path_summary() + " " + _("[subtitles]");
+}
+
+string
+DCPSubtitleContent::technical_summary () const
+{
+	return Content::technical_summary() + " - " + _("DCP XML subtitles");
+}
+      
+string
+DCPSubtitleContent::information () const
+{
+
+}
+
+void
+DCPSubtitleContent::as_xml (xmlpp::Node* node) const
+{
+	node->add_child("Type")->add_child_text ("DCPSubtitle");
+	Content::as_xml (node);
+	SubtitleContent::as_xml (node);
+	node->add_child("Length")->add_child_text (raw_convert<string> (_length.get ()));
+}