src/lib/dcp_transcode_job.cc

   1 /*
   2     Copyright (C) 2021-2022 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21
  22 #include "config.h"
  23 #include "dcp_content.h"
  24 #include "dcp_digest_file.h"
  25 #include "dcp_transcode_job.h"
  26 #include "film.h"
  27 #include "job_manager.h"
  28 #include "upload_job.h"
  29 #include <dcp/cpl.h>
  30 #include <dcp/search.h>
  31
  32
  33 using std::dynamic_pointer_cast;
  34 using std::make_shared;
  35 using std::shared_ptr;
  36 using std::vector;
  37
  38
  39 DCPTranscodeJob::DCPTranscodeJob (shared_ptr<const Film> film, ChangedBehaviour changed)
  40         : TranscodeJob (film, changed)
  41 {
  42
  43 }
  44
  45
  46 void
  47 DCPTranscodeJob::post_transcode ()
  48 {
  49         if (Config::instance()->upload_after_make_dcp()) {
  50                 JobManager::instance()->add(make_shared<UploadJob>(_film));
  51         }
  52
  53         /* The first directory is the project's DCP, so the first CPL will also be from the project
  54          * (not from one of the DCPs imported into the project).
  55          */
  56         vector<boost::filesystem::path> all_directories = { _film->dir(_film->dcp_name()) };
  57
  58         vector<dcp::EncryptedKDM> all_kdms;
  59         for (auto content: _film->content()) {
  60                 if (auto dcp_content = dynamic_pointer_cast<DCPContent>(content)) {
  61                         auto directories = dcp_content->directories();
  62                         std::copy (directories.begin(), directories.end(), std::back_inserter(all_directories));
  63                         if (dcp_content->kdm()) {
  64                                 all_kdms.push_back (dcp_content->kdm().get());
  65                         }
  66                 }
  67         }
  68
  69         auto cpls = dcp::find_and_resolve_cpls (all_directories, true);
  70         DCPOMATIC_ASSERT (!cpls.empty());
  71         auto cpl = cpls.front ();
  72
  73         for (auto const& kdm: all_kdms) {
  74                 cpl->add (decrypt_kdm_with_helpful_error(kdm));
  75         }
  76
  77         write_dcp_digest_file (_film->file(cpl->annotation_text().get_value_or(cpl->id()) + ".dcpdig"), cpl, _film->key().hex());
  78 }
  79