tools/dcpinfo.cc

   1 #include <iostream>
   2 #include <cstdlib>
   3 #include <boost/filesystem.hpp>
   4 #include <getopt.h>
   5 #include "dcp.h"
   6 #include "exceptions.h"
   7 #include "reel.h"
   8 #include "sound_asset.h"
   9 #include "picture_asset.h"
  10 #include "subtitle_asset.h"
  11
  12 using std::string;
  13 using std::cerr;
  14 using std::cout;
  15 using std::list;
  16 using boost::shared_ptr;
  17 using namespace libdcp;
  18
  19 static void
  20 help (string n)
  21 {
  22         cerr << "Syntax: " << n << " [options] <DCP>\n"
  23              << "  -s, --subtitles  list all subtitles\n";
  24 }
  25
  26 int
  27 main (int argc, char* argv[])
  28 {
  29         bool subtitles = false;
  30
  31         int option_index = 0;
  32         while (1) {
  33                 static struct option long_options[] = {
  34                         { "version", no_argument, 0, 'v'},
  35                         { "help", no_argument, 0, 'h'},
  36                         { "subtitles", no_argument, 0, 's'},
  37                         { 0, 0, 0, 0 }
  38                 };
  39
  40                 int c = getopt_long (argc, argv, "vhs", long_options, &option_index);
  41
  42                 if (c == -1) {
  43                         break;
  44                 }
  45
  46                 switch (c) {
  47                 case 'v':
  48                         cout << "dcpdiff version " << LIBDCP_VERSION << "\n";
  49                         exit (EXIT_SUCCESS);
  50                 case 'h':
  51                         help (argv[0]);
  52                         exit (EXIT_SUCCESS);
  53                 case 's':
  54                         subtitles = true;
  55                         break;
  56                 }
  57         }
  58
  59         if (argc <= optind || argc > (optind + 1)) {
  60                 help (argv[0]);
  61                 exit (EXIT_FAILURE);
  62         }
  63
  64         if (!boost::filesystem::exists (argv[optind])) {
  65                 cerr << argv[0] << ": DCP " << argv[optind] << " not found.\n";
  66                 exit (EXIT_FAILURE);
  67         }
  68
  69         DCP* dcp = 0;
  70         try {
  71                 dcp = new DCP (argv[optind]);
  72                 dcp->read (false);
  73         } catch (FileError& e) {
  74                 cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << " " << e.filename() << "\n";
  75                 exit (EXIT_FAILURE);
  76         }
  77
  78         cout << "DCP: " << argv[optind] << "\n";
  79
  80         list<shared_ptr<const CPL> > cpls = dcp->cpls ();
  81
  82         for (list<shared_ptr<const CPL> >::iterator i = cpls.begin(); i != cpls.end(); ++i) {
  83                 cout << "  CPL: " << (*i)->name() << "\n"
  84                      << "    Length: " << (*i)->length() << "\n"
  85                      << "    Frames per second: " << (*i)->frames_per_second() << "\n";
  86
  87                 list<shared_ptr<const Reel> > reels = (*i)->reels ();
  88
  89                 int R = 1;
  90                 for (list<shared_ptr<const Reel> >::const_iterator j = reels.begin(); j != reels.end(); ++j) {
  91                         cout << "    Reel " << R << "\n";
  92
  93                         if ((*j)->main_picture()) {
  94                                 cout << "      Picture:  " << (*j)->main_picture()->width() << "x" << (*j)->main_picture()->height() << "\n";
  95                         }
  96                         if ((*j)->main_sound()) {
  97                                 cout << "      Sound:    " << (*j)->main_sound()->channels() << " channels at " << (*j)->main_sound()->sampling_rate() << "Hz\n";
  98                         }
  99                         if ((*j)->main_subtitle()) {
 100                                 list<shared_ptr<Subtitle> > subs = (*j)->main_subtitle()->subtitles ();
 101                                 cout << "      Subtitle: " << subs.size() << " subtitles in " << (*j)->main_subtitle()->language() << "\n";
 102                                 if (subtitles) {
 103                                         for (list<shared_ptr<Subtitle> >::const_iterator k = subs.begin(); k != subs.end(); ++k) {
 104                                                 cout << "        " << (*k)->text() << "\n";
 105                                                 cout << "          "
 106                                                      << "font:" << (*k)->font() << "; "
 107                                                      << "italic:" << (*k)->italic() << "; "
 108                                                      << "color:" << (*k)->color() << "; "
 109                                                      << "in:" << (*k)->in() << "; "
 110                                                      << "out:" << (*k)->out() << "; "
 111                                                      << "v_position:" << (*k)->v_position() << "; "
 112                                                      << "v_align:" << (*k)->v_align() << "; "
 113                                                      << "effect:" << (*k)->effect() << "; "
 114                                                      << "effect_color:" << (*k)->effect_color() << "; "
 115                                                      << "fade_up_time:" << (*k)->fade_up_time() << "; "
 116                                                      << "fade_down_time:" << (*k)->fade_down_time() << "; "
 117                                                      << "size: " << (*k)->size() << "\n";
 118                                         }
 119                                 }
 120                         }
 121                         ++R;
 122                 }
 123         }
 124
 125         return 0;
 126 }