#include <fstream>
#include <iomanip>
#include <cassert>
+#include <iostream>
#include <boost/filesystem.hpp>
+#include <boost/lexical_cast.hpp>
+#include <boost/algorithm/string.hpp>
+#include <boost/lexical_cast.hpp>
+#include <libxml++/libxml++.h>
+#include <xmlsec/xmldsig.h>
+#include <xmlsec/app.h>
#include "dcp.h"
#include "asset.h"
#include "sound_asset.h"
#include "picture_asset.h"
+#include "subtitle_asset.h"
#include "util.h"
#include "metadata.h"
#include "exceptions.h"
+#include "parse/pkl.h"
+#include "parse/asset_map.h"
+#include "reel.h"
#include "cpl.h"
-#include "pkl.h"
-#include "asset_map.h"
-
-using namespace std;
-using namespace boost;
+#include "encryption.h"
+#include "kdm.h"
+
+using std::string;
+using std::list;
+using std::stringstream;
+using std::ofstream;
+using std::ostream;
+using boost::shared_ptr;
+using boost::lexical_cast;
using namespace libdcp;
-DCP::DCP (string directory, string name, ContentKind content_kind, int fps, int length)
+DCP::DCP (string directory)
: _directory (directory)
- , _name (name)
- , _content_kind (content_kind)
- , _fps (fps)
- , _length (length)
-{
-
-}
-
-void
-DCP::add_sound_asset (vector<string> const & files)
-{
- _assets.push_back (shared_ptr<SoundAsset> (new SoundAsset (files, _directory, "audio.mxf", &Progress, _fps, _length)));
-}
-
-void
-DCP::add_sound_asset (sigc::slot<string, Channel> get_path, int channels)
-{
- _assets.push_back (shared_ptr<SoundAsset> (new SoundAsset (get_path, _directory, "audio.mxf", &Progress, _fps, _length, channels)));
-}
-
-void
-DCP::add_picture_asset (vector<string> const & files, int width, int height)
{
- _assets.push_back (shared_ptr<PictureAsset> (new PictureAsset (files, _directory, "video.mxf", &Progress, _fps, _length, width, height)));
+ boost::filesystem::create_directories (directory);
}
void
-DCP::add_picture_asset (sigc::slot<string, int> get_path, int width, int height)
+DCP::write_xml (bool interop, XMLMetadata const & metadata, shared_ptr<Encryption> crypt) const
{
- _assets.push_back (shared_ptr<PictureAsset> (new PictureAsset (get_path, _directory, "video.mxf", &Progress, _fps, _length, width, height)));
-}
-
-void
-DCP::write_xml () const
-{
- string cpl_uuid = make_uuid ();
- string cpl_path = write_cpl (cpl_uuid);
- int cpl_length = filesystem::file_size (cpl_path);
- string cpl_digest = make_digest (cpl_path, 0);
+ for (list<shared_ptr<CPL> >::const_iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ (*i)->write_xml (interop, metadata, crypt);
+ }
string pkl_uuid = make_uuid ();
- string pkl_path = write_pkl (pkl_uuid, cpl_uuid, cpl_digest, cpl_length);
+ string pkl_path = write_pkl (pkl_uuid, interop, metadata, crypt);
write_volindex ();
- write_assetmap (cpl_uuid, cpl_length, pkl_uuid, filesystem::file_size (pkl_path));
-}
-
-string
-DCP::write_cpl (string cpl_uuid) const
-{
- filesystem::path p;
- p /= _directory;
- stringstream s;
- s << cpl_uuid << "_cpl.xml";
- p /= s.str();
- ofstream cpl (p.string().c_str());
-
- cpl << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
- << "<CompositionPlaylist xmlns=\"http://www.smpte-ra.org/schemas/429-7/2006/CPL\">\n"
- << " <Id>urn:uuid:" << cpl_uuid << "</Id>\n"
- << " <AnnotationText>" << _name << "</AnnotationText>\n"
- << " <IssueDate>" << Metadata::instance()->issue_date << "</IssueDate>\n"
- << " <Creator>" << Metadata::instance()->creator << "</Creator>\n"
- << " <ContentTitleText>" << _name << "</ContentTitleText>\n"
- << " <ContentKind>" << content_kind_to_string (_content_kind) << "</ContentKind>\n"
- << " <ContentVersion>\n"
- << " <Id>urn:uri:" << cpl_uuid << "_" << Metadata::instance()->issue_date << "</Id>\n"
- << " <LabelText>" << cpl_uuid << "_" << Metadata::instance()->issue_date << "</LabelText>\n"
- << " </ContentVersion>\n"
- << " <RatingList/>\n"
- << " <ReelList>\n";
-
- cpl << " <Reel>\n"
- << " <Id>urn:uuid:" << make_uuid() << "</Id>\n"
- << " <AssetList>\n";
-
- for (list<shared_ptr<Asset> >::const_iterator i = _assets.begin(); i != _assets.end(); ++i) {
- (*i)->write_to_cpl (cpl);
- }
-
- cpl << " </AssetList>\n"
- << " </Reel>\n"
- << " </ReelList>\n"
- << "</CompositionPlaylist>\n";
-
- return p.string ();
+ write_assetmap (pkl_uuid, boost::filesystem::file_size (pkl_path), interop, metadata);
}
std::string
-DCP::write_pkl (string pkl_uuid, string cpl_uuid, string cpl_digest, int cpl_length) const
+DCP::write_pkl (string pkl_uuid, bool interop, XMLMetadata const & metadata, shared_ptr<Encryption> crypt) const
{
- filesystem::path p;
+ assert (!_cpls.empty ());
+
+ boost::filesystem::path p;
p /= _directory;
stringstream s;
s << pkl_uuid << "_pkl.xml";
p /= s.str();
- ofstream pkl (p.string().c_str());
-
- pkl << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
- << "<PackingList xmlns=\"http://www.smpte-ra.org/schemas/429-8/2007/PKL\">\n"
- << " <Id>urn:uuid:" << pkl_uuid << "</Id>\n"
- << " <AnnotationText>" << _name << "</AnnotationText>\n"
- << " <IssueDate>" << Metadata::instance()->issue_date << "</IssueDate>\n"
- << " <Issuer>" << Metadata::instance()->issuer << "</Issuer>\n"
- << " <Creator>" << Metadata::instance()->creator << "</Creator>\n"
- << " <AssetList>\n";
-
- for (list<shared_ptr<Asset> >::const_iterator i = _assets.begin(); i != _assets.end(); ++i) {
- (*i)->write_to_pkl (pkl);
- }
- pkl << " <Asset>\n"
- << " <Id>urn:uuid:" << cpl_uuid << "</Id>\n"
- << " <Hash>" << cpl_digest << "</Hash>\n"
- << " <Size>" << cpl_length << "</Size>\n"
- << " <Type>text/xml</Type>\n"
- << " </Asset>\n";
+ xmlpp::Document doc;
+ xmlpp::Element* pkl;
+ if (interop) {
+ pkl = doc.create_root_node("PackingList", "http://www.digicine.com/PROTO-ASDCP-PKL-20040311#");
+ } else {
+ pkl = doc.create_root_node("PackingList", "http://www.smpte-ra.org/schemas/429-8/2007/PKL");
+ }
+
+ if (crypt) {
+ pkl->set_namespace_declaration ("http://www.w3.org/2000/09/xmldsig#", "dsig");
+ }
- pkl << " </AssetList>\n"
- << "</PackingList>\n";
+ pkl->add_child("Id")->add_child_text ("urn:uuid:" + pkl_uuid);
+ /* XXX: this is a bit of a hack */
+ pkl->add_child("AnnotationText")->add_child_text(_cpls.front()->name());
+ pkl->add_child("IssueDate")->add_child_text (metadata.issue_date);
+ pkl->add_child("Issuer")->add_child_text (metadata.issuer);
+ pkl->add_child("Creator")->add_child_text (metadata.creator);
+
+ xmlpp::Element* asset_list = pkl->add_child("AssetList");
+ list<shared_ptr<const Asset> > a = assets ();
+ for (list<shared_ptr<const Asset> >::const_iterator i = a.begin(); i != a.end(); ++i) {
+ (*i)->write_to_pkl (asset_list);
+ }
+
+ for (list<shared_ptr<CPL> >::const_iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ (*i)->write_to_pkl (asset_list);
+ }
+ if (crypt) {
+ sign (pkl, crypt->certificates, crypt->signer_key, interop);
+ }
+
+ doc.write_to_file_formatted (p.string (), "UTF-8");
return p.string ();
}
void
DCP::write_volindex () const
{
- filesystem::path p;
+ boost::filesystem::path p;
p /= _directory;
p /= "VOLINDEX.xml";
- ofstream vi (p.string().c_str());
- vi << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
- << "<VolumeIndex xmlns=\"http://www.smpte-ra.org/schemas/429-9/2007/AM\">\n"
- << " <Index>1</Index>\n"
- << "</VolumeIndex>\n";
+ xmlpp::Document doc;
+ xmlpp::Element* root = doc.create_root_node ("VolumeIndex", "http://www.smpte-ra.org/schemas/429-9/2007/AM");
+ root->add_child("Index")->add_child_text ("1");
+ doc.write_to_file_formatted (p.string (), "UTF-8");
}
void
-DCP::write_assetmap (string cpl_uuid, int cpl_length, string pkl_uuid, int pkl_length) const
+DCP::write_assetmap (string pkl_uuid, int pkl_length, bool interop, XMLMetadata const & metadata) const
{
- filesystem::path p;
+ boost::filesystem::path p;
p /= _directory;
p /= "ASSETMAP.xml";
- ofstream am (p.string().c_str());
-
- am << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
- << "<AssetMap xmlns=\"http://www.smpte-ra.org/schemas/429-9/2007/AM\">\n"
- << " <Id>urn:uuid:" << make_uuid() << "</Id>\n"
- << " <Creator>" << Metadata::instance()->creator << "</Creator>\n"
- << " <VolumeCount>1</VolumeCount>\n"
- << " <IssueDate>" << Metadata::instance()->issue_date << "</IssueDate>\n"
- << " <Issuer>" << Metadata::instance()->issuer << "</Issuer>\n"
- << " <AssetList>\n";
-
- am << " <Asset>\n"
- << " <Id>urn:uuid:" << pkl_uuid << "</Id>\n"
- << " <PackingList>true</PackingList>\n"
- << " <ChunkList>\n"
- << " <Chunk>\n"
- << " <Path>" << pkl_uuid << "_pkl.xml</Path>\n"
- << " <VolumeIndex>1</VolumeIndex>\n"
- << " <Offset>0</Offset>\n"
- << " <Length>" << pkl_length << "</Length>\n"
- << " </Chunk>\n"
- << " </ChunkList>\n"
- << " </Asset>\n";
-
- am << " <Asset>\n"
- << " <Id>urn:uuid:" << cpl_uuid << "</Id>\n"
- << " <ChunkList>\n"
- << " <Chunk>\n"
- << " <Path>" << cpl_uuid << "_cpl.xml</Path>\n"
- << " <VolumeIndex>1</VolumeIndex>\n"
- << " <Offset>0</Offset>\n"
- << " <Length>" << cpl_length << "</Length>\n"
- << " </Chunk>\n"
- << " </ChunkList>\n"
- << " </Asset>\n";
+
+ xmlpp::Document doc;
+ xmlpp::Element* root;
+ if (interop) {
+ root = doc.create_root_node ("AssetMap", "http://www.digicine.com/PROTO-ASDCP-AM-20040311#");
+ } else {
+ root = doc.create_root_node ("AssetMap", "http://www.smpte-ra.org/schemas/429-9/2007/AM");
+ }
+
+ root->add_child("Id")->add_child_text ("urn:uuid:" + make_uuid());
+ root->add_child("Creator")->add_child_text (metadata.creator);
+ root->add_child("VolumeCount")->add_child_text ("1");
+ root->add_child("IssueDate")->add_child_text (metadata.issue_date);
+ root->add_child("Issuer")->add_child_text (metadata.issuer);
+ xmlpp::Node* asset_list = root->add_child ("AssetList");
+
+ xmlpp::Node* asset = asset_list->add_child ("Asset");
+ asset->add_child("Id")->add_child_text ("urn:uuid:" + pkl_uuid);
+ asset->add_child("PackingList")->add_child_text ("true");
+ xmlpp::Node* chunk_list = asset->add_child ("ChunkList");
+ xmlpp::Node* chunk = chunk_list->add_child ("Chunk");
+ chunk->add_child("Path")->add_child_text (pkl_uuid + "_pkl.xml");
+ chunk->add_child("VolumeIndex")->add_child_text ("1");
+ chunk->add_child("Offset")->add_child_text ("0");
+ chunk->add_child("Length")->add_child_text (lexical_cast<string> (pkl_length));
- for (list<shared_ptr<Asset> >::const_iterator i = _assets.begin(); i != _assets.end(); ++i) {
- (*i)->write_to_assetmap (am);
+ for (list<shared_ptr<CPL> >::const_iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ (*i)->write_to_assetmap (asset_list);
}
- am << " </AssetList>\n"
- << "</AssetMap>\n";
+ list<shared_ptr<const Asset> > a = assets ();
+ for (list<shared_ptr<const Asset> >::const_iterator i = a.begin(); i != a.end(); ++i) {
+ (*i)->write_to_assetmap (asset_list);
+ }
+
+ doc.write_to_file_formatted (p.string (), "UTF-8");
}
-DCP::DCP (string directory)
- : _directory (directory)
+void
+DCP::read (bool require_mxfs)
{
- string cpl_file;
- string pkl_file;
- string asset_map_file;
-
- for (filesystem::directory_iterator i = filesystem::directory_iterator(directory); i != filesystem::directory_iterator(); ++i) {
- string const t = i->path().string ();
- if (ends_with (t, "_cpl.xml")) {
- if (cpl_file.empty ()) {
- cpl_file = t;
- } else {
- throw DCPReadError ("duplicate CPLs found");
- }
- } else if (ends_with (t, "_pkl.xml")) {
- if (pkl_file.empty ()) {
- pkl_file = t;
- } else {
- throw DCPReadError ("duplicate PKLs found");
- }
- } else if (ends_with (t, "ASSETMAP.xml")) {
- if (asset_map_file.empty ()) {
- asset_map_file = t;
+ Files files;
+
+ shared_ptr<parse::AssetMap> asset_map;
+ try {
+ boost::filesystem::path p = _directory;
+ p /= "ASSETMAP";
+ if (boost::filesystem::exists (p)) {
+ asset_map.reset (new libdcp::parse::AssetMap (p.string ()));
+ } else {
+ p = _directory;
+ p /= "ASSETMAP.xml";
+ if (boost::filesystem::exists (p)) {
+ asset_map.reset (new libdcp::parse::AssetMap (p.string ()));
} else {
- throw DCPReadError ("duplicate AssetMaps found");
+ boost::throw_exception (DCPReadError ("could not find AssetMap file"));
}
}
+
+ } catch (FileError& e) {
+ boost::throw_exception (FileError ("could not load AssetMap file", files.asset_map));
}
- if (cpl_file.empty ()) {
- throw FileError ("no CPL file found", "");
- }
+ for (list<shared_ptr<libdcp::parse::AssetMapAsset> >::const_iterator i = asset_map->assets.begin(); i != asset_map->assets.end(); ++i) {
+ if ((*i)->chunks.size() != 1) {
+ boost::throw_exception (XMLError ("unsupported asset chunk count"));
+ }
- if (pkl_file.empty ()) {
- throw FileError ("no PKL file found", "");
- }
+ boost::filesystem::path t = _directory;
+ t /= (*i)->chunks.front()->path;
+
+ if (boost::algorithm::ends_with (t.string(), ".mxf") || boost::algorithm::ends_with (t.string(), ".ttf")) {
+ continue;
+ }
- if (asset_map_file.empty ()) {
- throw FileError ("no AssetMap file found", "");
- }
+ xmlpp::DomParser* p = new xmlpp::DomParser;
+ try {
+ p->parse_file (t.string());
+ } catch (std::exception& e) {
+ delete p;
+ continue;
+ }
- /* Read the XML */
- shared_ptr<CPL> cpl;
- try {
- cpl.reset (new CPL (cpl_file));
- } catch (FileError& e) {
- throw FileError ("could not load CPL file", cpl_file);
+ string const root = p->get_document()->get_root_node()->get_name ();
+ delete p;
+
+ if (root == "CompositionPlaylist") {
+ files.cpls.push_back (t.string());
+ } else if (root == "PackingList") {
+ if (files.pkl.empty ()) {
+ files.pkl = t.string();
+ } else {
+ boost::throw_exception (DCPReadError ("duplicate PKLs found"));
+ }
+ }
+ }
+
+ if (files.cpls.empty ()) {
+ boost::throw_exception (FileError ("no CPL files found", ""));
}
- shared_ptr<PKL> pkl;
- try {
- pkl.reset (new PKL (pkl_file));
- } catch (FileError& e) {
- throw FileError ("could not load PKL file", pkl_file);
+ if (files.pkl.empty ()) {
+ boost::throw_exception (FileError ("no PKL file found", ""));
}
- shared_ptr<AssetMap> asset_map;
+ shared_ptr<parse::PKL> pkl;
try {
- asset_map.reset (new AssetMap (asset_map_file));
+ pkl.reset (new parse::PKL (files.pkl));
} catch (FileError& e) {
- throw FileError ("could not load AssetMap file", asset_map_file);
+ boost::throw_exception (FileError ("could not load PKL file", files.pkl));
}
/* Cross-check */
/* XXX */
- /* Now cherry-pick the required bits into our own data structure */
-
- _name = cpl->annotation_text;
- _content_kind = cpl->content_kind;
-
- shared_ptr<CPLAssetList> cpl_assets = cpl->reels.front()->asset_list;
-
- /* XXX */
- _fps = cpl_assets->main_picture->frame_rate.numerator;
- _length = cpl_assets->main_picture->duration;
-
- _assets.push_back (shared_ptr<PictureAsset> (
- new PictureAsset (
- _directory,
- cpl_assets->main_picture->annotation_text,
- _fps,
- _length,
- cpl_assets->main_picture->screen_aspect_ratio.numerator,
- cpl_assets->main_picture->screen_aspect_ratio.denominator
- )
- ));
-
- if (cpl_assets->main_sound) {
- _assets.push_back (shared_ptr<SoundAsset> (
- new SoundAsset (
- _directory,
- cpl_assets->main_sound->annotation_text,
- _fps,
- _length
- )
- ));
+ for (list<string>::iterator i = files.cpls.begin(); i != files.cpls.end(); ++i) {
+ _cpls.push_back (shared_ptr<CPL> (new CPL (_directory, *i, asset_map, require_mxfs)));
}
}
-list<string>
-DCP::equals (DCP const & other, EqualityOptions opt) const
+bool
+DCP::equals (DCP const & other, EqualityOptions opt, boost::function<void (NoteType, string)> note) const
{
- list<string> notes;
-
- if (opt.flags & LIBDCP_METADATA) {
- if (_name != other._name) {
- notes.push_back ("names differ");
- }
- if (_content_kind != other._content_kind) {
- notes.push_back ("content kinds differ");
- }
- if (_fps != other._fps) {
- notes.push_back ("frames per second differ");
- }
- if (_length != other._length) {
- notes.push_back ("lengths differ");
- }
+ if (_cpls.size() != other._cpls.size()) {
+ note (ERROR, "CPL counts differ");
+ return false;
}
- if (_assets.size() != other._assets.size()) {
- notes.push_back ("asset counts differ");
- }
-
- list<shared_ptr<Asset> >::const_iterator a = _assets.begin ();
- list<shared_ptr<Asset> >::const_iterator b = other._assets.begin ();
-
- while (a != _assets.end ()) {
- list<string> n = (*a)->equals (*b, opt);
- notes.merge (n);
+ list<shared_ptr<CPL> >::const_iterator a = _cpls.begin ();
+ list<shared_ptr<CPL> >::const_iterator b = other._cpls.begin ();
+
+ while (a != _cpls.end ()) {
+ if (!(*a)->equals (*b->get(), opt, note)) {
+ return false;
+ }
++a;
++b;
}
- return notes;
+ return true;
+}
+
+void
+DCP::add_cpl (shared_ptr<CPL> cpl)
+{
+ _cpls.push_back (cpl);
+}
+
+class AssetComparator
+{
+public:
+ bool operator() (shared_ptr<const Asset> a, shared_ptr<const Asset> b) {
+ return a->uuid() < b->uuid();
+ }
+};
+
+list<shared_ptr<const Asset> >
+DCP::assets () const
+{
+ list<shared_ptr<const Asset> > a;
+ for (list<shared_ptr<CPL> >::const_iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ list<shared_ptr<const Asset> > t = (*i)->assets ();
+ a.merge (t);
+ }
+
+ a.sort (AssetComparator ());
+ a.unique ();
+ return a;
}
-shared_ptr<const PictureAsset>
-DCP::picture_asset () const
+bool
+DCP::encrypted () const
{
- for (list<shared_ptr<Asset> >::const_iterator i = _assets.begin(); i != _assets.end(); ++i) {
- shared_ptr<PictureAsset> p = dynamic_pointer_cast<PictureAsset> (*i);
- if (p) {
- return p;
+ for (list<shared_ptr<CPL> >::const_iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ if ((*i)->encrypted ()) {
+ return true;
}
}
- return shared_ptr<const PictureAsset> ();
+ return false;
+}
+
+void
+DCP::add_kdm (KDM const & kdm)
+{
+ list<KDMCipher> ciphers = kdm.ciphers ();
+
+ for (list<shared_ptr<CPL> >::iterator i = _cpls.begin(); i != _cpls.end(); ++i) {
+ for (list<KDMCipher>::iterator j = ciphers.begin(); j != ciphers.end(); ++j) {
+ if (j->cpl_id() == (*i)->id()) {
+ (*i)->add_kdm (kdm);
+ }
+ }
+ }
}