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/*
Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/dcp.h
* @brief DCP class.
*/
#ifndef LIBDCP_DCP_H
#define LIBDCP_DCP_H
#include "types.h"
#include "certificate.h"
#include "metadata.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 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.
*/
DCP (boost::filesystem::path directory);
typedef std::list<boost::shared_ptr<DCPReadError> > ReadErrors;
/** Read the DCP's structure into this object.
* @param keep_going true to try to keep going in the face of (some) errors.
* @param errors List of errors that will be added to if keep_going is true.
*/
void read (bool keep_going = false, ReadErrors* errors = 0);
/** 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 () 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> ()
);
private:
/** Write the PKL file.
* @param pkl_uuid UUID to use.
*/
boost::filesystem::path write_pkl (
Standard standard,
std::string pkl_uuid,
XMLMetadata metadata,
boost::shared_ptr<const CertificateChain> signer
) const;
void write_volindex (Standard standard) const;
/** Write the ASSETMAP file.
* @param pkl_uuid UUID of our PKL.
* @param pkl_length Length of our PKL in bytes.
*/
void write_assetmap (Standard standard, std::string pkl_uuid, int pkl_length, 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;
};
}
#endif
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