/*
- Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of libdcp.
files in the program, then also delete it here.
*/
+
/** @file src/dcp.cc
- * @brief DCP class.
+ * @brief DCP class
*/
+
#include "raw_convert.h"
#include "dcp.h"
#include "sound_asset.h"
#include <libxml++/libxml++.h>
#include <boost/filesystem.hpp>
#include <boost/algorithm/string.hpp>
-#include <boost/foreach.hpp>
+
using std::string;
using std::list;
using std::make_pair;
using std::map;
using std::cerr;
+using std::make_shared;
using std::exception;
-using boost::shared_ptr;
-using boost::dynamic_pointer_cast;
+using std::shared_ptr;
+using std::dynamic_pointer_cast;
using boost::optional;
using boost::algorithm::starts_with;
using namespace dcp;
+
static string const assetmap_interop_ns = "http://www.digicine.com/PROTO-ASDCP-AM-20040311#";
static string const assetmap_smpte_ns = "http://www.smpte-ra.org/schemas/429-9/2007/AM";
static string const volindex_interop_ns = "http://www.digicine.com/PROTO-ASDCP-VL-20040311#";
static string const volindex_smpte_ns = "http://www.smpte-ra.org/schemas/429-9/2007/AM";
+
DCP::DCP (boost::filesystem::path directory)
: _directory (directory)
{
_directory = boost::filesystem::canonical (_directory);
}
-/** Read a DCP. This method does not do any deep checking of the DCP's validity, but
- * if it comes across any bad things it will do one of two things.
- *
- * Errors that are so serious that they prevent the method from working will result
- * in an exception being thrown. For example, a missing ASSETMAP means that the DCP
- * can't be read without a lot of guesswork, so this will throw.
- *
- * Errors that are not fatal will be added to notes, if it's non-0. For example,
- * if the DCP contains a mixture of Interop and SMPTE elements this will result
- * in a note being added to the list.
- */
+
void
-DCP::read (list<dcp::VerificationNote>* notes, bool ignore_incorrect_picture_mxf_type)
+DCP::read (vector<dcp::VerificationNote>* notes, bool ignore_incorrect_picture_mxf_type)
{
/* Read the ASSETMAP and PKL */
asset_map.read_file (_asset_map.get());
if (asset_map.namespace_uri() == assetmap_interop_ns) {
- _standard = INTEROP;
+ _standard = Standard::INTEROP;
} else if (asset_map.namespace_uri() == assetmap_smpte_ns) {
- _standard = SMPTE;
+ _standard = Standard::SMPTE;
} else {
boost::throw_exception (XMLError ("Unrecognised Assetmap namespace " + asset_map.namespace_uri()));
}
- list<shared_ptr<cxml::Node> > asset_nodes = asset_map.node_child("AssetList")->node_children ("Asset");
+ auto asset_nodes = asset_map.node_child("AssetList")->node_children ("Asset");
map<string, boost::filesystem::path> paths;
- list<boost::filesystem::path> pkl_paths;
- BOOST_FOREACH (shared_ptr<cxml::Node> i, asset_nodes) {
+ vector<boost::filesystem::path> pkl_paths;
+ for (auto i: asset_nodes) {
if (i->node_child("ChunkList")->node_children("Chunk").size() != 1) {
boost::throw_exception (XMLError ("unsupported asset chunk count"));
}
- string p = i->node_child("ChunkList")->node_child("Chunk")->string_child ("Path");
+ auto p = i->node_child("ChunkList")->node_child("Chunk")->string_child ("Path");
if (starts_with (p, "file://")) {
p = p.substr (7);
}
switch (*_standard) {
- case INTEROP:
+ case Standard::INTEROP:
if (i->optional_node_child("PackingList")) {
pkl_paths.push_back (p);
} else {
- paths.insert (make_pair (remove_urn_uuid (i->string_child ("Id")), p));
+ paths.insert (make_pair(remove_urn_uuid(i->string_child("Id")), p));
}
break;
- case SMPTE:
+ case Standard::SMPTE:
{
- optional<string> pkl_bool = i->optional_string_child("PackingList");
+ auto pkl_bool = i->optional_string_child("PackingList");
if (pkl_bool && *pkl_bool == "true") {
pkl_paths.push_back (p);
} else {
- paths.insert (make_pair (remove_urn_uuid (i->string_child ("Id")), p));
+ paths.insert (make_pair(remove_urn_uuid(i->string_child("Id")), p));
}
break;
}
boost::throw_exception (XMLError ("No packing lists found in asset map"));
}
- BOOST_FOREACH (boost::filesystem::path i, pkl_paths) {
- _pkls.push_back (shared_ptr<PKL>(new PKL(_directory / i)));
+ for (auto i: pkl_paths) {
+ _pkls.push_back (make_shared<PKL>(_directory / i));
}
/* Now we have:
/* Make a list of non-CPL/PKL assets so that we can resolve the references
from the CPLs.
*/
- list<shared_ptr<Asset> > other_assets;
+ vector<shared_ptr<Asset>> other_assets;
- for (map<string, boost::filesystem::path>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
- boost::filesystem::path path = _directory / i->second;
+ for (auto i: paths) {
+ auto path = _directory / i.second;
- if (i->second.empty()) {
+ if (i.second.empty()) {
/* I can't see how this is valid, but it's
been seen in the wild with a DCP that
claims to come from ClipsterDCI 5.10.0.5.
*/
if (notes) {
- notes->push_back (VerificationNote(VerificationNote::VERIFY_WARNING, VerificationNote::EMPTY_ASSET_PATH));
+ notes->push_back ({VerificationNote::Type::WARNING, VerificationNote::Code::EMPTY_ASSET_PATH});
}
continue;
}
if (!boost::filesystem::exists(path)) {
if (notes) {
- notes->push_back (VerificationNote(VerificationNote::VERIFY_ERROR, VerificationNote::MISSING_ASSET, path));
+ notes->push_back ({VerificationNote::Type::ERROR, VerificationNote::Code::MISSING_ASSET, path});
}
continue;
}
/* Find the <Type> for this asset from the PKL that contains the asset */
optional<string> pkl_type;
- BOOST_FOREACH (shared_ptr<PKL> j, _pkls) {
- pkl_type = j->type(i->first);
+ for (auto j: _pkls) {
+ pkl_type = j->type(i.first);
if (pkl_type) {
break;
}
}
if (*pkl_type == CPL::static_pkl_type(*_standard) || *pkl_type == InteropSubtitleAsset::static_pkl_type(*_standard)) {
- xmlpp::DomParser* p = new xmlpp::DomParser;
+ auto p = new xmlpp::DomParser;
try {
p->parse_file (path.string());
} catch (std::exception& e) {
throw ReadError(String::compose("XML error in %1", path.string()), e.what());
}
- string const root = p->get_document()->get_root_node()->get_name ();
+ auto const root = p->get_document()->get_root_node()->get_name();
delete p;
if (root == "CompositionPlaylist") {
- shared_ptr<CPL> cpl (new CPL (path));
+ auto cpl = make_shared<CPL>(path);
if (_standard && cpl->standard() && cpl->standard().get() != _standard.get() && notes) {
- notes->push_back (VerificationNote(VerificationNote::VERIFY_ERROR, VerificationNote::MISMATCHED_STANDARD));
+ notes->push_back ({VerificationNote::Type::ERROR, VerificationNote::Code::MISMATCHED_STANDARD});
}
_cpls.push_back (cpl);
} else if (root == "DCSubtitle") {
- if (_standard && _standard.get() == SMPTE && notes) {
- notes->push_back (VerificationNote(VerificationNote::VERIFY_ERROR, VerificationNote::MISMATCHED_STANDARD));
+ if (_standard && _standard.get() == Standard::SMPTE && notes) {
+ notes->push_back (VerificationNote(VerificationNote::Type::ERROR, VerificationNote::Code::MISMATCHED_STANDARD));
}
- other_assets.push_back (shared_ptr<InteropSubtitleAsset> (new InteropSubtitleAsset (path)));
+ other_assets.push_back (make_shared<InteropSubtitleAsset>(path));
}
} else if (
*pkl_type == PictureAsset::static_pkl_type(*_standard) ||
other_assets.push_back (asset_factory(path, ignore_incorrect_picture_mxf_type));
} else if (*pkl_type == FontAsset::static_pkl_type(*_standard)) {
- other_assets.push_back (shared_ptr<FontAsset> (new FontAsset (i->first, path)));
+ other_assets.push_back (make_shared<FontAsset>(i.first, path));
} else if (*pkl_type == "image/png") {
/* It's an Interop PNG subtitle; let it go */
} else {
/* While we've got the ASSETMAP lets look and see if this DCP refers to things that are not in its ASSETMAP */
if (notes) {
- BOOST_FOREACH (shared_ptr<CPL> i, cpls()) {
- BOOST_FOREACH (shared_ptr<const ReelMXF> j, i->reel_mxfs()) {
+ for (auto i: cpls()) {
+ for (auto j: i->reel_file_assets()) {
if (!j->asset_ref().resolved() && paths.find(j->asset_ref().id()) == paths.end()) {
- notes->push_back (VerificationNote(VerificationNote::VERIFY_WARNING, VerificationNote::EXTERNAL_ASSET, j->asset_ref().id()));
+ notes->push_back (VerificationNote(VerificationNote::Type::WARNING, VerificationNote::Code::EXTERNAL_ASSET, j->asset_ref().id()));
}
}
}
}
}
+
void
-DCP::resolve_refs (list<shared_ptr<Asset> > assets)
+DCP::resolve_refs (vector<shared_ptr<Asset>> assets)
{
- BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
+ for (auto i: cpls()) {
i->resolve_refs (assets);
}
}
+
bool
DCP::equals (DCP const & other, EqualityOptions opt, NoteHandler note) const
{
- list<shared_ptr<CPL> > a = cpls ();
- list<shared_ptr<CPL> > b = other.cpls ();
+ auto a = cpls ();
+ auto b = other.cpls ();
if (a.size() != b.size()) {
- note (DCP_ERROR, String::compose ("CPL counts differ: %1 vs %2", a.size(), b.size()));
+ note (NoteType::ERROR, String::compose ("CPL counts differ: %1 vs %2", a.size(), b.size()));
return false;
}
bool r = true;
- BOOST_FOREACH (shared_ptr<CPL> i, a) {
- list<shared_ptr<CPL> >::const_iterator j = b.begin ();
+ for (auto i: a) {
+ auto j = b.begin();
while (j != b.end() && !(*j)->equals (i, opt, note)) {
++j;
}
return r;
}
+
void
-DCP::add (boost::shared_ptr<CPL> cpl)
+DCP::add (shared_ptr<CPL> cpl)
{
_cpls.push_back (cpl);
}
+
bool
-DCP::encrypted () const
+DCP::any_encrypted () const
{
- BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
- if (i->encrypted ()) {
+ for (auto i: cpls()) {
+ if (i->any_encrypted()) {
return true;
}
}
return false;
}
-/** Add a KDM to decrypt this DCP. This method must be called after DCP::read()
- * or the KDM you specify will be ignored.
- * @param kdm KDM to use.
- */
+
+bool
+DCP::all_encrypted () const
+{
+ for (auto i: cpls()) {
+ if (!i->all_encrypted()) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+
void
DCP::add (DecryptedKDM const & kdm)
{
- list<DecryptedKDMKey> keys = kdm.keys ();
+ auto keys = kdm.keys ();
- BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
- BOOST_FOREACH (DecryptedKDMKey const & j, kdm.keys ()) {
+ for (auto i: cpls()) {
+ for (auto const& j: kdm.keys()) {
if (j.cpl_id() == i->id()) {
i->add (kdm);
}
}
}
+
/** Write the VOLINDEX file.
* @param standard DCP standard to use (INTEROP or SMPTE)
*/
void
DCP::write_volindex (Standard standard) const
{
- boost::filesystem::path p = _directory;
+ auto p = _directory;
switch (standard) {
- case INTEROP:
+ case Standard::INTEROP:
p /= "VOLINDEX";
break;
- case SMPTE:
+ case Standard::SMPTE:
p /= "VOLINDEX.xml";
break;
default:
xmlpp::Element* root;
switch (standard) {
- case INTEROP:
+ case Standard::INTEROP:
root = doc.create_root_node ("VolumeIndex", volindex_interop_ns);
break;
- case SMPTE:
+ case Standard::SMPTE:
root = doc.create_root_node ("VolumeIndex", volindex_smpte_ns);
break;
default:
doc.write_to_file_formatted (p.string (), "UTF-8");
}
+
void
DCP::write_assetmap (
Standard standard, string pkl_uuid, boost::filesystem::path pkl_path,
string issuer, string creator, string issue_date, string annotation_text
) const
{
- boost::filesystem::path p = _directory;
+ auto p = _directory;
switch (standard) {
- case INTEROP:
+ case Standard::INTEROP:
p /= "ASSETMAP";
break;
- case SMPTE:
+ case Standard::SMPTE:
p /= "ASSETMAP.xml";
break;
default:
xmlpp::Element* root;
switch (standard) {
- case INTEROP:
+ case Standard::INTEROP:
root = doc.create_root_node ("AssetMap", assetmap_interop_ns);
break;
- case SMPTE:
+ case Standard::SMPTE:
root = doc.create_root_node ("AssetMap", assetmap_smpte_ns);
break;
default:
root->add_child("AnnotationText")->add_child_text (annotation_text);
switch (standard) {
- case INTEROP:
+ case Standard::INTEROP:
root->add_child("VolumeCount")->add_child_text ("1");
root->add_child("IssueDate")->add_child_text (issue_date);
root->add_child("Issuer")->add_child_text (issuer);
root->add_child("Creator")->add_child_text (creator);
break;
- case SMPTE:
+ case Standard::SMPTE:
root->add_child("Creator")->add_child_text (creator);
root->add_child("VolumeCount")->add_child_text ("1");
root->add_child("IssueDate")->add_child_text (issue_date);
DCP_ASSERT (false);
}
- xmlpp::Node* asset_list = root->add_child ("AssetList");
+ auto asset_list = root->add_child ("AssetList");
- xmlpp::Node* asset = asset_list->add_child ("Asset");
+ auto 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");
+ auto chunk_list = asset->add_child ("ChunkList");
+ auto chunk = chunk_list->add_child ("Chunk");
chunk->add_child("Path")->add_child_text (pkl_path.filename().string());
chunk->add_child("VolumeIndex")->add_child_text ("1");
chunk->add_child("Offset")->add_child_text ("0");
chunk->add_child("Length")->add_child_text (raw_convert<string> (boost::filesystem::file_size (pkl_path)));
- BOOST_FOREACH (shared_ptr<Asset> i, assets ()) {
+ for (auto i: assets()) {
i->write_to_assetmap (asset_list, _directory);
}
_asset_map = p;
}
-/** Write all the XML files for this DCP.
- * @param standand INTEROP or SMPTE.
- * @param metadata Metadata to use for PKL and asset map files.
- * @param signer Signer to use, or 0.
- */
+
void
DCP::write_xml (
Standard standard,
NameFormat name_format
)
{
- BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
+ for (auto i: cpls()) {
NameFormat::Map values;
values['t'] = "cpl";
i->write_xml (_directory / (name_format.get(values, "_" + i->id() + ".xml")), standard, signer);
shared_ptr<PKL> pkl;
if (_pkls.empty()) {
- pkl.reset (new PKL(standard, annotation_text, issue_date, issuer, creator));
+ pkl = make_shared<PKL>(standard, annotation_text, issue_date, issuer, creator);
_pkls.push_back (pkl);
- BOOST_FOREACH (shared_ptr<Asset> i, assets ()) {
+ for (auto i: assets()) {
i->add_to_pkl (pkl, _directory);
}
} else {
NameFormat::Map values;
values['t'] = "pkl";
- boost::filesystem::path pkl_path = _directory / name_format.get(values, "_" + pkl->id() + ".xml");
+ auto pkl_path = _directory / name_format.get(values, "_" + pkl->id() + ".xml");
pkl->write (pkl_path, signer);
write_volindex (standard);
write_assetmap (standard, pkl->id(), pkl_path, issuer, creator, issue_date, annotation_text);
}
-list<shared_ptr<CPL> >
+
+vector<shared_ptr<CPL>>
DCP::cpls () const
{
return _cpls;
}
-/** @param ignore_unresolved true to silently ignore unresolved assets, otherwise
- * an exception is thrown if they are found.
- * @return All assets (including CPLs).
- */
-list<shared_ptr<Asset> >
+
+vector<shared_ptr<Asset>>
DCP::assets (bool ignore_unresolved) const
{
- list<shared_ptr<Asset> > assets;
- BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
+ vector<shared_ptr<Asset>> assets;
+ for (auto i: cpls()) {
assets.push_back (i);
- BOOST_FOREACH (shared_ptr<const ReelMXF> j, i->reel_mxfs()) {
+ for (auto j: i->reel_file_assets()) {
if (ignore_unresolved && !j->asset_ref().resolved()) {
continue;
}
- string const id = j->asset_ref().id();
- bool already_got = false;
- BOOST_FOREACH (shared_ptr<Asset> k, assets) {
+ auto const id = j->asset_ref().id();
+ auto already_got = false;
+ for (auto k: assets) {
if (k->id() == id) {
already_got = true;
}
}
if (!already_got) {
- shared_ptr<Asset> o = j->asset_ref().asset();
+ auto o = j->asset_ref().asset();
assets.push_back (o);
/* More Interop special-casing */
- shared_ptr<InteropSubtitleAsset> sub = dynamic_pointer_cast<InteropSubtitleAsset> (o);
+ auto sub = dynamic_pointer_cast<InteropSubtitleAsset>(o);
if (sub) {
sub->add_font_assets (assets);
}
return assets;
}
+
/** Given a list of files that make up 1 or more DCPs, return the DCP directories */
vector<boost::filesystem::path>
DCP::directories_from_files (vector<boost::filesystem::path> files)
{
vector<boost::filesystem::path> d;
- BOOST_FOREACH (boost::filesystem::path i, files) {
+ for (auto i: files) {
if (i.filename() == "ASSETMAP" || i.filename() == "ASSETMAP.xml") {
d.push_back (i.parent_path ());
}