#include "util.h"
#include "AS_DCP.h"
#include "KM_util.h"
+#include "compose.hpp"
#include <libxml++/libxml++.h>
#include <boost/foreach.hpp>
#include <boost/algorithm/string.hpp>
using namespace dcp;
SMPTESubtitleAsset::SMPTESubtitleAsset ()
- : _edit_rate (24, 1)
+ : _intrinsic_duration (0)
+ , _edit_rate (24, 1)
, _time_code_rate (24)
{
}
-/** Construct a SMPTESubtitleAsset by reading an MXF file.
+/** Construct a SMPTESubtitleAsset by reading an MXF or XML file.
* @param file Filename.
*/
SMPTESubtitleAsset::SMPTESubtitleAsset (boost::filesystem::path file)
: SubtitleAsset (file)
{
- ASDCP::TimedText::MXFReader reader;
- Kumu::Result_t r = reader.OpenRead (file.string().c_str ());
- if (ASDCP_FAILURE (r)) {
- boost::throw_exception (MXFFileError ("could not open MXF file for reading", file, r));
- }
-
- /* Read the subtitle XML */
-
- string s;
- reader.ReadTimedTextResource (s, 0, 0);
- stringstream t;
- t << s;
shared_ptr<cxml::Document> xml (new cxml::Document ("SubtitleReel"));
- xml->read_stream (t);
- ASDCP::WriterInfo info;
- reader.FillWriterInfo (info);
- _id = read_writer_info (info);
+ shared_ptr<ASDCP::TimedText::MXFReader> reader (new ASDCP::TimedText::MXFReader ());
+ Kumu::Result_t r = reader->OpenRead (file.string().c_str ());
+
+ if (!ASDCP_FAILURE (r)) {
+ string s;
+ reader->ReadTimedTextResource (s, 0, 0);
+ stringstream t;
+ t << s;
+ xml->read_stream (t);
+ ASDCP::WriterInfo info;
+ reader->FillWriterInfo (info);
+ _id = read_writer_info (info);
+ } else {
+ reader.reset ();
+ try {
+ xml->read_file (file);
+ _id = xml->string_child ("Id").substr (9);
+ } catch (cxml::Error& e) {
+ boost::throw_exception (
+ DCPReadError (
+ String::compose ("could not read subtitles from %1; MXF failed with %2, XML failed with %3", file, static_cast<int> (r), e.what ())
+ )
+ );
+ }
+ }
_load_font_nodes = type_children<dcp::SMPTELoadFontNode> (xml, "LoadFont");
shared_ptr<cxml::Node> subtitle_list = xml->optional_node_child ("SubtitleList");
- list<cxml::NodePtr> f = subtitle_list->node_children ("Font");
list<shared_ptr<dcp::FontNode> > font_nodes;
- BOOST_FOREACH (cxml::NodePtr& i, f) {
- font_nodes.push_back (shared_ptr<FontNode> (new FontNode (i, _time_code_rate)));
+ BOOST_FOREACH (cxml::NodePtr const & i, subtitle_list->node_children ("Font")) {
+ font_nodes.push_back (shared_ptr<FontNode> (new FontNode (i, _time_code_rate, "ID")));
}
- parse_subtitles (xml, font_nodes);
+ list<shared_ptr<dcp::SubtitleNode> > subtitle_nodes;
+ BOOST_FOREACH (cxml::NodePtr const & i, subtitle_list->node_children ("Subtitle")) {
+ subtitle_nodes.push_back (shared_ptr<SubtitleNode> (new SubtitleNode (i, _time_code_rate, "ID")));
+ }
- /* Read fonts */
+ parse_subtitles (xml, font_nodes, subtitle_nodes);
- ASDCP::TimedText::TimedTextDescriptor text_descriptor;
- reader.FillTimedTextDescriptor (text_descriptor);
- for (
- ASDCP::TimedText::ResourceList_t::const_iterator i = text_descriptor.ResourceList.begin();
- i != text_descriptor.ResourceList.end();
- ++i) {
+ if (reader) {
+ ASDCP::TimedText::TimedTextDescriptor descriptor;
+ reader->FillTimedTextDescriptor (descriptor);
- if (i->Type == ASDCP::TimedText::MT_OPENTYPE) {
- ASDCP::TimedText::FrameBuffer buffer;
- buffer.Capacity (10 * 1024 * 1024);
- reader.ReadAncillaryResource (i->ResourceID, buffer);
+ /* Load fonts */
- char id[64];
- Kumu::bin2UUIDhex (i->ResourceID, ASDCP::UUIDlen, id, sizeof (id));
+ for (
+ ASDCP::TimedText::ResourceList_t::const_iterator i = descriptor.ResourceList.begin();
+ i != descriptor.ResourceList.end();
+ ++i) {
- shared_array<uint8_t> data (new uint8_t[buffer.Size()]);
- memcpy (data.get(), buffer.RoData(), buffer.Size());
+ if (i->Type == ASDCP::TimedText::MT_OPENTYPE) {
+ ASDCP::TimedText::FrameBuffer buffer;
+ buffer.Capacity (10 * 1024 * 1024);
+ reader->ReadAncillaryResource (i->ResourceID, buffer);
- /* The IDs in the MXF have a 9 character prefix of unknown origin and meaning... */
- string check_id = string (id).substr (9);
+ char id[64];
+ Kumu::bin2UUIDhex (i->ResourceID, ASDCP::UUIDlen, id, sizeof (id));
- list<shared_ptr<SMPTELoadFontNode> >::const_iterator j = _load_font_nodes.begin ();
- while (j != _load_font_nodes.end() && (*j)->urn != check_id) {
- ++j;
- }
+ shared_array<uint8_t> data (new uint8_t[buffer.Size()]);
+ memcpy (data.get(), buffer.RoData(), buffer.Size());
+
+ list<shared_ptr<SMPTELoadFontNode> >::const_iterator j = _load_font_nodes.begin ();
+ while (j != _load_font_nodes.end() && (*j)->urn != id) {
+ ++j;
+ }
- if (j != _load_font_nodes.end ()) {
- _fonts.push_back (Font ((*j)->id, (*j)->urn, Data (data, buffer.Size ())));
+ if (j != _load_font_nodes.end ()) {
+ _fonts.push_back (Font ((*j)->id, (*j)->urn, Data (data, buffer.Size ())));
+ }
}
}
- }
-
+ /* Get intrinsic duration */
+ _intrinsic_duration = descriptor.ContainerDuration;
+ } else {
+ /* Guess intrinsic duration */
+ _intrinsic_duration = latest_subtitle_out().as_editable_units (_edit_rate.numerator / _edit_rate.denominator);
+ }
}
list<shared_ptr<LoadFontNode> >
return !ASDCP_FAILURE (r);
}
-Glib::ustring
+string
SMPTESubtitleAsset::xml_as_string () const
{
xmlpp::Document doc;
root->set_namespace_declaration ("http://www.smpte-ra.org/schemas/428-7/2010/DCST", "dcst");
root->set_namespace_declaration ("http://www.w3.org/2001/XMLSchema", "xs");
- root->add_child("ID", "dcst")->add_child_text (_id);
+ root->add_child("Id", "dcst")->add_child_text ("urn:uuid:" + _id);
root->add_child("ContentTitleText", "dcst")->add_child_text (_content_title_text);
if (_annotation_text) {
root->add_child("AnnotationText", "dcst")->add_child_text (_annotation_text.get ());
root->add_child("EditRate", "dcst")->add_child_text (_edit_rate.as_string ());
root->add_child("TimeCodeRate", "dcst")->add_child_text (raw_convert<string> (_time_code_rate));
if (_start_time) {
- root->add_child("StartTime", "dcst")->add_child_text (_start_time.get().as_string ());
+ root->add_child("StartTime", "dcst")->add_child_text (_start_time.get().as_string (SMPTE));
}
BOOST_FOREACH (shared_ptr<SMPTELoadFontNode> i, _load_font_nodes) {
xmlpp::Element* load_font = root->add_child("LoadFont", "dcst");
- load_font->add_child_text (i->urn);
+ load_font->add_child_text ("urn:uuid:" + i->urn);
load_font->set_attribute ("ID", i->id);
}
- subtitles_as_xml (root->add_child ("SubtitleList", "dcst"), _time_code_rate, "dcst");
+ subtitles_as_xml (root->add_child ("SubtitleList", "dcst"), _time_code_rate, SMPTE);
return doc.write_to_string_formatted ("UTF-8");
}
descriptor.NamespaceName = "dcst";
memcpy (descriptor.AssetID, writer_info.AssetUUID, ASDCP::UUIDlen);
- descriptor.ContainerDuration = latest_subtitle_out().as_editable_units (_edit_rate.numerator / _edit_rate.denominator);
+ descriptor.ContainerDuration = _intrinsic_duration;
ASDCP::TimedText::MXFWriter writer;
ASDCP::Result_t r = writer.OpenWrite (p.string().c_str(), writer_info, descriptor);
}
if (j != _fonts.end ()) {
ASDCP::TimedText::FrameBuffer buffer;
- buffer.SetData (j->data.data.get(), j->data.size);
- buffer.Size (j->data.size);
+ buffer.SetData (j->data.data().get(), j->data.size());
+ buffer.Size (j->data.size());
r = writer.WriteAncillaryResource (buffer);
if (ASDCP_FAILURE (r)) {
boost::throw_exception (MXFFileError ("could not write font to timed text resource", p.string(), r));
_fonts.push_back (Font (load_id, uuid, file));
_load_font_nodes.push_back (shared_ptr<SMPTELoadFontNode> (new SMPTELoadFontNode (load_id, uuid)));
}
+
+void
+SMPTESubtitleAsset::add (dcp::SubtitleString s)
+{
+ SubtitleAsset::add (s);
+ _intrinsic_duration = latest_subtitle_out().as_editable_units (_edit_rate.numerator / _edit_rate.denominator);
+}