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/*
Copyright (C) 2012-2015 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.cc
* @brief DCP class.
*/
#include "raw_convert.h"
#include "dc_package.h"
#include "sound_asset.h"
#include "picture_asset.h"
#include "interop_subtitle_asset.h"
#include "smpte_subtitle_asset.h"
#include "mono_picture_asset.h"
#include "stereo_picture_asset.h"
#include "reel_subtitle_asset.h"
#include "util.h"
#include "metadata.h"
#include "exceptions.h"
#include "dc_cpl.h"
#include "certificate_chain.h"
#include "compose.hpp"
#include "AS_DCP.h"
#include "decrypted_kdm.h"
#include "decrypted_kdm_key.h"
#include "dcp_assert.h"
#include "reel_asset.h"
#include "font_asset.h"
#include "package.h"
#include <xmlsec/xmldsig.h>
#include <xmlsec/app.h>
#include <libxml++/libxml++.h>
#include <boost/filesystem.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/foreach.hpp>
#include <iostream>
using std::string;
using std::list;
using std::cout;
using std::ostream;
using std::make_pair;
using std::map;
using std::cout;
using std::cerr;
using std::exception;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
using boost::algorithm::starts_with;
using namespace dcp::dc;
Package::Package (boost::filesystem::path directory)
: dcp::Package<CPL> (directory)
{
}
bool
Package::equals (Package const & other, dcp::EqualityOptions opt, dcp::NoteHandler note) const
{
list<shared_ptr<CPL> > a = cpls ();
list<shared_ptr<CPL> > b = other.cpls ();
if (a.size() != b.size()) {
note (DCP_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 ();
while (j != b.end() && !(*j)->equals (i, opt, note)) {
++j;
}
if (j == b.end ()) {
r = false;
}
}
return r;
}
bool
Package::encrypted () const
{
BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
if (i->encrypted ()) {
return true;
}
}
return false;
}
void
Package::add_kdm (DecryptedKDM const & kdm)
{
list<DecryptedKDMKey> keys = kdm.keys ();
BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
BOOST_FOREACH (DecryptedKDMKey const & j, kdm.keys ()) {
if (j.cpl_id() == i->id()) {
i->add (kdm);
}
}
}
}
/** 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
Package::write_xml (
Standard standard,
dcp::XMLMetadata metadata,
shared_ptr<const dcp::CertificateChain> signer
)
{
do_write_xml (standard, metadata, signer);
}
/** @return All assets (including CPLs) */
list<shared_ptr<dcp::Asset> >
Package::assets () const
{
list<shared_ptr<dcp::Asset> > assets;
BOOST_FOREACH (shared_ptr<CPL> i, cpls ()) {
assets.push_back (i);
BOOST_FOREACH (shared_ptr<const ReelAsset> j, i->reel_assets ()) {
shared_ptr<dcp::Asset> o = j->asset_ref().asset ();
assets.push_back (o);
/* More Interop special-casing */
shared_ptr<InteropSubtitleAsset> sub = dynamic_pointer_cast<InteropSubtitleAsset> (o);
if (sub) {
sub->add_font_assets (assets);
}
}
}
return assets;
}
shared_ptr<dcp::Asset>
Package::xml_asset_factory (boost::filesystem::path file, string root) const
{
shared_ptr<dcp::Asset> asset;
if (root == "CompositionPlaylist") {
asset.reset (new CPL (file));
} else if (root == "DCSubtitle") {
asset.reset (new InteropSubtitleAsset (file));
}
return asset;
}
shared_ptr<dcp::Asset>
Package::mxf_asset_factory (boost::filesystem::path file) const
{
shared_ptr<dcp::Asset> asset;
ASDCP::EssenceType_t type;
if (ASDCP::EssenceType (file.string().c_str(), type) != ASDCP::RESULT_OK) {
throw PackageReadError ("Could not find essence type");
}
switch (type) {
case ASDCP::ESS_UNKNOWN:
case ASDCP::ESS_MPEG2_VES:
throw PackageReadError ("MPEG2 video essences are not supported");
case ASDCP::ESS_JPEG_2000:
asset.reset (new MonoPictureAsset (file));
break;
case ASDCP::ESS_PCM_24b_48k:
case ASDCP::ESS_PCM_24b_96k:
asset.reset (new SoundAsset (file));
break;
case ASDCP::ESS_JPEG_2000_S:
asset.reset (new StereoPictureAsset (file));
break;
case ASDCP::ESS_TIMED_TEXT:
asset.reset (new SMPTESubtitleAsset (file));
break;
default:
throw PackageReadError ("Unknown MXF essence type");
}
return asset;
}
string
Package::pkl_annotation_text () const
{
DCP_ASSERT (!_cpls.empty ());
return _cpls.front()->annotation_text ();
}
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