src/tools/dcpomatic_create.cc

   1 /*
   2     Copyright (C) 2013-2019 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 #include "lib/audio_content.h"
  22 #include "lib/config.h"
  23 #include "lib/content_factory.h"
  24 #include "lib/create_cli.h"
  25 #include "lib/cross.h"
  26 #include "lib/dcp_content.h"
  27 #include "lib/dcp_content_type.h"
  28 #include "lib/film.h"
  29 #include "lib/image_content.h"
  30 #include "lib/job.h"
  31 #include "lib/job_manager.h"
  32 #include "lib/ratio.h"
  33 #include "lib/signal_manager.h"
  34 #include "lib/util.h"
  35 #include "lib/version.h"
  36 #include "lib/version.h"
  37 #include "lib/video_content.h"
  38 #include <dcp/exceptions.h>
  39 #include <dcp/filesystem.h>
  40 #include <libxml++/libxml++.h>
  41 #include <boost/filesystem.hpp>
  42 #include <getopt.h>
  43 #include <cstdlib>
  44 #include <iostream>
  45 #include <stdexcept>
  46 #include <string>
  47
  48
  49 using std::cerr;
  50 using std::cout;
  51 using std::dynamic_pointer_cast;
  52 using std::exception;
  53 using std::list;
  54 using std::make_shared;
  55 using std::shared_ptr;
  56 using std::string;
  57 using std::vector;
  58 using boost::optional;
  59
  60
  61 class SimpleSignalManager : public SignalManager
  62 {
  63 public:
  64         /* Do nothing in this method so that UI events happen in our thread
  65            when we call SignalManager::ui_idle().
  66         */
  67         void wake_ui () override {}
  68 };
  69
  70 int
  71 main (int argc, char* argv[])
  72 {
  73         dcpomatic_setup_path_encoding ();
  74         dcpomatic_setup ();
  75
  76         CreateCLI cc (argc, argv);
  77         if (cc.error) {
  78                 cerr << *cc.error << "\n";
  79                 exit (1);
  80         }
  81
  82         if (cc.version) {
  83                 cout << "dcpomatic version " << dcpomatic_version << " " << dcpomatic_git_commit << "\n";
  84                 exit (EXIT_SUCCESS);
  85         }
  86
  87         if (cc.config_dir) {
  88                 State::override_path = *cc.config_dir;
  89         }
  90
  91         signal_manager = new SimpleSignalManager ();
  92         auto jm = JobManager::instance ();
  93
  94         try {
  95                 auto film = cc.make_film();
  96
  97                 for (auto cli_content: cc.content) {
  98                         auto const can = dcp::filesystem::canonical(cli_content.path);
  99                         vector<shared_ptr<Content>> film_content_list;
 100
 101                         if (dcp::filesystem::exists(can / "ASSETMAP") || (dcp::filesystem::exists(can / "ASSETMAP.xml"))) {
 102                                 auto dcp = make_shared<DCPContent>(can);
 103                                 film_content_list.push_back (dcp);
 104                                 if (cli_content.kdm) {
 105                                         dcp->add_kdm (dcp::EncryptedKDM(dcp::file_to_string(*cli_content.kdm)));
 106                                 }
 107                                 if (cli_content.cpl) {
 108                                         dcp->set_cpl(*cli_content.cpl);
 109                                 }
 110                         } else {
 111                                 /* I guess it's not a DCP */
 112                                 film_content_list = content_factory (can);
 113                         }
 114
 115                         for (auto film_content: film_content_list) {
 116                                 film->examine_and_add_content (film_content);
 117                         }
 118
 119                         while (jm->work_to_do ()) {
 120                                 dcpomatic_sleep_seconds (1);
 121                         }
 122
 123                         while (signal_manager->ui_idle() > 0) {}
 124
 125                         for (auto film_content: film_content_list) {
 126                                 if (film_content->video) {
 127                                         film_content->video->set_frame_type (cli_content.frame_type);
 128                                 }
 129                                 if (film_content->audio && cli_content.channel) {
 130                                         for (auto stream: film_content->audio->streams()) {
 131                                                 AudioMapping mapping(stream->channels(), film->audio_channels());
 132                                                 for (int channel = 0; channel < stream->channels(); ++channel) {
 133                                                         mapping.set(channel, *cli_content.channel, 1.0f);
 134                                                 }
 135                                                 stream->set_mapping (mapping);
 136                                         }
 137                                 }
 138                                 if (film_content->audio && cli_content.gain) {
 139                                         film_content->audio->set_gain (*cli_content.gain);
 140                                 }
 141                         }
 142                 }
 143
 144                 if (cc.dcp_frame_rate) {
 145                         film->set_video_frame_rate (*cc.dcp_frame_rate);
 146                 }
 147
 148                 for (auto i: film->content()) {
 149                         auto ic = dynamic_pointer_cast<ImageContent> (i);
 150                         if (ic && ic->still()) {
 151                                 ic->video->set_length(cc.still_length.get_value_or(10) * 24);
 152                         }
 153                 }
 154
 155                 if (jm->errors ()) {
 156                         for (auto i: jm->get()) {
 157                                 if (i->finished_in_error()) {
 158                                         cerr << i->error_summary() << "\n";
 159                                         if (!i->error_details().empty()) {
 160                                              cout << i->error_details() << "\n";
 161                                         }
 162                                 }
 163                         }
 164                         exit (EXIT_FAILURE);
 165                 }
 166
 167                 if (cc.output_dir) {
 168                         film->write_metadata ();
 169                 } else {
 170                         film->metadata()->write_to_stream_formatted(cout, "UTF-8");
 171                 }
 172         } catch (exception& e) {
 173                 cerr << argv[0] << ": " << e.what() << "\n";
 174                 exit (EXIT_FAILURE);
 175         }
 176
 177         return 0;
 178 }