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/*
Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
This file is part of libdcp.
libdcp 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.
libdcp 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 libdcp. If not, see <http://www.gnu.org/licenses/>.
In addition, as a special exception, the copyright holders give
permission to link the code of portions of this program with the
OpenSSL library under certain conditions as described in each
individual source file, and distribute linked combinations
including the two.
You must obey the GNU General Public License in all respects
for all of the code used other than OpenSSL. If you modify
file(s) with this exception, you may extend this exception to your
version of the file(s), but you are not obligated to do so. If you
do not wish to do so, delete this exception statement from your
version. If you delete this exception statement from all source
files in the program, then also delete it here.
*/
/** @file src/dcp.h
* @brief DCP class.
*/
#ifndef LIBDCP_DCP_H
#define LIBDCP_DCP_H
#include "types.h"
#include "util.h"
#include "certificate.h"
#include "metadata.h"
#include "name_format.h"
#include "verify.h"
#include <boost/shared_ptr.hpp>
#include <boost/signals2.hpp>
#include <string>
#include <vector>
namespace xmlpp {
class Document;
class Element;
}
/** @brief Namespace for everything in libdcp */
namespace dcp
{
class PKL;
class Content;
class Reel;
class CPL;
class XMLMetadata;
class CertificateChain;
class DecryptedKDM;
class Asset;
class DCPReadError;
/** @class DCP
* @brief A class to create or read a DCP.
*/
class DCP : public boost::noncopyable
{
public:
/** Construct a DCP. You can pass an existing DCP's directory
* as the parameter; alternatively, directory will be created
* if it does not exist. Note that if you pass an existing DCP
* into this constructor it will not be read until you call ::read().
*
* @param directory Directory containing the DCP's files.
*/
explicit DCP (boost::filesystem::path directory);
/** Read the DCP's structure into this object.
* @param notes List of notes that will be added to if non-0.
* @param ignore_incorrect_picture_mxf_type true to try loading MXF files marked as monoscopic
* as stereoscopic if the monoscopic load fails; fixes problems some 3D DCPs that (I think)
* have an incorrect descriptor in their MXF.
*/
void read (std::list<VerificationNote>* notes = 0, bool ignore_incorrect_picture_mxf_type = false);
/** Compare this DCP with another, according to various options.
* @param other DCP to compare this one to.
* @param options Options to define what "equality" means.
* @param note Functor to handle notes made by the equality operation.
* @return true if the DCPs are equal according to EqualityOptions, otherwise false.
*/
bool equals (DCP const & other, EqualityOptions options, NoteHandler note) const;
void add (boost::shared_ptr<CPL> cpl);
std::list<boost::shared_ptr<CPL> > cpls () const;
std::list<boost::shared_ptr<Asset> > assets (bool ignore_unresolved = false) const;
bool encrypted () const;
void add (DecryptedKDM const &);
void write_xml (
Standard standard,
XMLMetadata metadata = XMLMetadata (),
boost::shared_ptr<const CertificateChain> signer = boost::shared_ptr<const CertificateChain> (),
NameFormat name_format = NameFormat("%t")
);
void resolve_refs (std::list<boost::shared_ptr<Asset> > assets);
/** @return Standard of a DCP that was read in */
boost::optional<Standard> standard () const {
return _standard;
}
boost::filesystem::path directory () const {
return _directory;
}
/** @return PKLs if this DCP was read from an existing one, or if write_xml() has been called on it.
* If neither is true, this method returns an empty list.
*/
std::list<boost::shared_ptr<PKL> > pkls () const {
return _pkls;
}
boost::optional<boost::filesystem::path> asset_map_path () {
return _asset_map;
}
static std::vector<boost::filesystem::path> directories_from_files (std::vector<boost::filesystem::path> files);
private:
void write_volindex (Standard standard) const;
/** Write the ASSETMAP file.
* @param pkl_uuid UUID of our PKL.
* @param pkl_path Pathname of our PKL file.
*/
void write_assetmap (Standard standard, std::string pkl_uuid, boost::filesystem::path pkl_path, XMLMetadata metadata) const;
/** The directory that we are writing to */
boost::filesystem::path _directory;
/** The CPLs that make up this DCP */
std::list<boost::shared_ptr<CPL> > _cpls;
/** The PKLs that make up this DCP */
std::list<boost::shared_ptr<PKL> > _pkls;
/** File that the ASSETMAP was read from or last written to */
mutable boost::optional<boost::filesystem::path> _asset_map;
/** Standard of DCP that was read in */
boost::optional<Standard> _standard;
};
}
#endif
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