tools/dcpinfo.cc

   1 /*
   2     Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <iostream>
  21 #include <cstdlib>
  22 #include <boost/filesystem.hpp>
  23 #include <getopt.h>
  24 #include "dcp.h"
  25 #include "exceptions.h"
  26 #include "reel.h"
  27 #include "sound_mxf.h"
  28 #include "picture_mxf.h"
  29 #include "subtitle_content.h"
  30 #include "reel_picture_asset.h"
  31 #include "reel_sound_asset.h"
  32 #include "reel_subtitle_asset.h"
  33 #include "subtitle_string.h"
  34 #include "cpl.h"
  35 #include "common.h"
  36
  37 using std::string;
  38 using std::cerr;
  39 using std::cout;
  40 using std::list;
  41 using boost::shared_ptr;
  42 using namespace dcp;
  43
  44 static void
  45 help (string n)
  46 {
  47         cerr << "Syntax: " << n << " [options] <DCP>\n"
  48              << "  -s, --subtitles              list all subtitles\n"
  49              << "  -k, --keep-going             carry on in the event of errors, if possible\n"
  50              << "      --ignore-missing-assets  ignore missing asset files\n";
  51 }
  52
  53 static void
  54 main_picture (shared_ptr<Reel> reel)
  55 {
  56         if (reel->main_picture() && reel->main_picture()->mxf()) {
  57                 cout << "      Picture:  "
  58                      << reel->main_picture()->mxf()->size().width
  59                      << "x"
  60                      << reel->main_picture()->mxf()->size().height << "\n";
  61         }
  62 }
  63
  64 static void
  65 main_sound (shared_ptr<Reel> reel)
  66 {
  67         if (reel->main_sound() && reel->main_sound()->mxf()) {
  68                 cout << "      Sound:    "
  69                      << reel->main_sound()->mxf()->channels()
  70                      << " channels at "
  71                      << reel->main_sound()->mxf()->sampling_rate() << "Hz\n";
  72         }
  73 }
  74
  75 static void
  76 main_subtitle (shared_ptr<Reel> reel, bool list_subtitles)
  77 {
  78         if (!reel->main_subtitle()) {
  79                 return;
  80         }
  81
  82         list<shared_ptr<SubtitleString> > subs = reel->main_subtitle()->subtitle_content()->subtitles ();
  83         cout << "      Subtitle: " << subs.size() << " subtitles in " << reel->main_subtitle()->subtitle_content()->language() << "\n";
  84         if (list_subtitles) {
  85                 for (list<shared_ptr<SubtitleString> >::const_iterator k = subs.begin(); k != subs.end(); ++k) {
  86                         cout << "        " << (*k)->text() << "\n";
  87                         cout << "          "
  88                              << "font:" << (*k)->font() << "; "
  89                              << "italic:" << (*k)->italic() << "; "
  90                              << "color:" << (*k)->color() << "; "
  91                              << "in:" << (*k)->in() << "; "
  92                              << "out:" << (*k)->out() << "; "
  93                              << "v_position:" << (*k)->v_position() << "; "
  94                              << "v_align:" << (*k)->v_align() << "; "
  95                              << "effect:" << (*k)->effect() << "; "
  96                              << "effect_color:" << (*k)->effect_color() << "; "
  97                              << "fade_up_time:" << (*k)->fade_up_time() << "; "
  98                              << "fade_down_time:" << (*k)->fade_down_time() << "; "
  99                              << "size: " << (*k)->size() << "\n";
 100                 }
 101         }
 102 }
 103
 104 int
 105 main (int argc, char* argv[])
 106 {
 107         bool subtitles = false;
 108         bool keep_going = false;
 109         bool ignore_missing_assets = false;
 110
 111         int option_index = 0;
 112         while (1) {
 113                 static struct option long_options[] = {
 114                         { "version", no_argument, 0, 'v' },
 115                         { "help", no_argument, 0, 'h' },
 116                         { "subtitles", no_argument, 0, 's' },
 117                         { "keep-going", no_argument, 0, 'k' },
 118                         { "ignore-missing-assets", no_argument, 0, 'A' },
 119                         { 0, 0, 0, 0 }
 120                 };
 121
 122                 int c = getopt_long (argc, argv, "vhskA", long_options, &option_index);
 123
 124                 if (c == -1) {
 125                         break;
 126                 }
 127
 128                 switch (c) {
 129                 case 'v':
 130                         cout << "dcpdiff version " << LIBDCP_VERSION << "\n";
 131                         exit (EXIT_SUCCESS);
 132                 case 'h':
 133                         help (argv[0]);
 134                         exit (EXIT_SUCCESS);
 135                 case 's':
 136                         subtitles = true;
 137                         break;
 138                 case 'k':
 139                         keep_going = true;
 140                         break;
 141                 case 'A':
 142                         ignore_missing_assets = true;
 143                         break;
 144                 }
 145         }
 146
 147         if (argc <= optind || argc > (optind + 1)) {
 148                 help (argv[0]);
 149                 exit (EXIT_FAILURE);
 150         }
 151
 152         if (!boost::filesystem::exists (argv[optind])) {
 153                 cerr << argv[0] << ": DCP " << argv[optind] << " not found.\n";
 154                 exit (EXIT_FAILURE);
 155         }
 156
 157         DCP* dcp = 0;
 158         DCP::ReadErrors errors;
 159         try {
 160                 dcp = new DCP (argv[optind]);
 161                 dcp->read (keep_going, &errors);
 162         } catch (FileError& e) {
 163                 cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << "\n";
 164                 exit (EXIT_FAILURE);
 165         } catch (DCPReadError& e) {
 166                 cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << "\n";
 167                 exit (EXIT_FAILURE);
 168         }
 169
 170         cout << "DCP: " << boost::filesystem::path(argv[optind]).filename().string() << "\n";
 171
 172         dcp::filter_errors (errors, ignore_missing_assets);
 173         for (DCP::ReadErrors::const_iterator i = errors.begin(); i != errors.end(); ++i) {
 174                 cerr << "Error: " << (*i)->what() << "\n";
 175         }
 176
 177         list<shared_ptr<CPL> > cpls = dcp->cpls ();
 178
 179         for (list<shared_ptr<CPL> >::iterator i = cpls.begin(); i != cpls.end(); ++i) {
 180                 cout << "  CPL: " << (*i)->annotation_text() << "\n";
 181
 182                 list<shared_ptr<Reel> > reels = (*i)->reels ();
 183
 184                 int R = 1;
 185                 for (list<shared_ptr<Reel> >::const_iterator j = reels.begin(); j != reels.end(); ++j) {
 186                         cout << "    Reel " << R << "\n";
 187
 188                         try {
 189                                 main_picture (*j);
 190                         } catch (UnresolvedRefError& e) {
 191                                 if (keep_going) {
 192                                         if (!ignore_missing_assets) {
 193                                                 cerr << e.what() << " (for main picture)\n";
 194                                         }
 195                                 } else {
 196                                         throw;
 197                                 }
 198                         }
 199
 200                         try {
 201                                 main_sound (*j);
 202                         } catch (UnresolvedRefError& e) {
 203                                 if (keep_going) {
 204                                         if (!ignore_missing_assets) {
 205                                                 cerr << e.what() << " (for main sound)\n";
 206                                         }
 207                                 } else {
 208                                         throw;
 209                                 }
 210                         }
 211
 212                         try {
 213                                 main_subtitle (*j, subtitles);
 214                         } catch (UnresolvedRefError& e) {
 215                                 if (keep_going) {
 216                                         if (!ignore_missing_assets) {
 217                                                 cerr << e.what() << " (for main subtitle)\n";
 218                                         }
 219                                 } else {
 220                                         throw;
 221                                 }
 222                         }
 223
 224                         ++R;
 225                 }
 226         }
 227
 228         return 0;
 229 }