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 namespace std;
  13 using namespace boost;
  14 using namespace libdcp;
  15
  16 static void
  17 help (string n)
  18 {
  19         cerr << "Syntax: " << n << " <DCP>\n";
  20 }
  21
  22 int
  23 main (int argc, char* argv[])
  24 {
  25         int option_index = 0;
  26         while (1) {
  27                 static struct option long_options[] = {
  28                         { "version", no_argument, 0, 'v'},
  29                         { "help", no_argument, 0, 'h'},
  30                         { 0, 0, 0, 0 }
  31                 };
  32
  33                 int c = getopt_long (argc, argv, "vh", long_options, &option_index);
  34
  35                 if (c == -1) {
  36                         break;
  37                 }
  38
  39                 switch (c) {
  40                 case 'v':
  41                         cout << "dcpdiff version " << LIBDCP_VERSION << "\n";
  42                         exit (EXIT_SUCCESS);
  43                 case 'h':
  44                         help (argv[0]);
  45                         exit (EXIT_SUCCESS);
  46                 }
  47         }
  48
  49         if (argc <= optind || argc > (optind + 1)) {
  50                 help (argv[0]);
  51                 exit (EXIT_FAILURE);
  52         }
  53
  54         if (!filesystem::exists (argv[optind])) {
  55                 cerr << argv[0] << ": DCP " << argv[optind] << " not found.\n";
  56                 exit (EXIT_FAILURE);
  57         }
  58
  59         DCP* dcp = 0;
  60         try {
  61                 dcp = new DCP (argv[optind]);
  62                 dcp->read (false);
  63         } catch (FileError& e) {
  64                 cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << " " << e.filename() << "\n";
  65                 exit (EXIT_FAILURE);
  66         }
  67
  68         cout << "DCP: " << argv[optind] << "\n";
  69
  70         list<shared_ptr<const CPL> > cpls = dcp->cpls ();
  71
  72         for (list<shared_ptr<const CPL> >::iterator i = cpls.begin(); i != cpls.end(); ++i) {
  73                 cout << "  CPL: " << (*i)->name() << "\n"
  74                      << "    Length: " << (*i)->length() << "\n"
  75                      << "    Frames per second: " << (*i)->frames_per_second() << "\n";
  76
  77                 list<shared_ptr<const Reel> > reels = (*i)->reels ();
  78
  79                 int R = 1;
  80                 for (list<shared_ptr<const Reel> >::const_iterator j = reels.begin(); j != reels.end(); ++j) {
  81                         cout << "    Reel " << R << "\n";
  82
  83                         if ((*j)->main_picture()) {
  84                                 cout << "      Picture:  " << (*j)->main_picture()->width() << "x" << (*j)->main_picture()->height() << "\n";
  85                         }
  86                         if ((*j)->main_sound()) {
  87                                 cout << "      Sound:    " << (*j)->main_sound()->channels() << " channels at " << (*j)->main_sound()->sampling_rate() << "Hz\n";
  88                         }
  89                         if ((*j)->main_subtitle()) {
  90                                 cout << "      Subtitle: " << (*j)->main_subtitle()->subtitles().size() << " subtitles in " << (*j)->main_subtitle()->language() << "\n";
  91                         }
  92                         ++R;
  93                 }
  94         }
  95
  96         return 0;
  97 }