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Diffstat (limited to 'src/lib/dcp_text_content.cc')
| -rw-r--r-- | src/lib/dcp_text_content.cc | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/lib/dcp_text_content.cc b/src/lib/dcp_text_content.cc new file mode 100644 index 000000000..9e7524be3 --- /dev/null +++ b/src/lib/dcp_text_content.cc @@ -0,0 +1,114 @@ +/* + Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net> + + 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. + + 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>. + +*/ + +#include "font.h" +#include "dcp_text_content.h" +#include "film.h" +#include "text_content.h" +#include <dcp/raw_convert.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 boost::dynamic_pointer_cast; +using dcp::raw_convert; + +DCPTextContent::DCPTextContent (shared_ptr<const Film> film, boost::filesystem::path path) + : Content (film, path) +{ + subtitle.reset (new TextContent (this)); +} + +DCPTextContent::DCPTextContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version) + : Content (film, node) + , _length (node->number_child<ContentTime::Type> ("Length")) +{ + subtitle = TextContent::from_xml (this, node, version); +} + +void +DCPTextContent::examine (shared_ptr<Job> job) +{ + Content::examine (job); + + shared_ptr<dcp::SubtitleAsset> sc = load (path (0)); + + shared_ptr<dcp::InteropSubtitleAsset> iop = dynamic_pointer_cast<dcp::InteropSubtitleAsset> (sc); + shared_ptr<dcp::SMPTESubtitleAsset> smpte = dynamic_pointer_cast<dcp::SMPTESubtitleAsset> (sc); + if (smpte) { + set_video_frame_rate (smpte->edit_rate().numerator); + } + + boost::mutex::scoped_lock lm (_mutex); + + /* Default to turning these subtitles on */ + subtitle->set_use (true); + + if (iop) { + subtitle->set_language (iop->language ()); + } else if (smpte) { + subtitle->set_language (smpte->language().get_value_or ("")); + } + + _length = ContentTime::from_seconds (sc->latest_subtitle_out().as_seconds ()); + + BOOST_FOREACH (shared_ptr<dcp::LoadFontNode> i, sc->load_font_nodes ()) { + subtitle->add_font (shared_ptr<Font> (new Font (i->id))); + } +} + +DCPTime +DCPTextContent::full_length () const +{ + FrameRateChange const frc (active_video_frame_rate(), film()->video_frame_rate()); + return DCPTime (_length, frc); +} + +string +DCPTextContent::summary () const +{ + return path_summary() + " " + _("[subtitles]"); +} + +string +DCPTextContent::technical_summary () const +{ + return Content::technical_summary() + " - " + _("DCP XML subtitles"); +} + +void +DCPTextContent::as_xml (xmlpp::Node* node, bool with_paths) const +{ + node->add_child("Type")->add_child_text ("DCPSubtitle"); + Content::as_xml (node, with_paths); + + if (subtitle) { + subtitle->as_xml (node); + } + + node->add_child("Length")->add_child_text (raw_convert<string> (_length.get ())); +} |