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 #include "cpl.h"
  12
  13 using std::string;
  14 using std::cerr;
  15 using std::cout;
  16 using std::list;
  17 using boost::shared_ptr;
  18 using namespace libdcp;
  19
  20 static void
  21 help (string n)
  22 {
  23         cerr << "Syntax: " << n << " [options] <DCP>\n"
  24              << "  -s, --subtitles  list all subtitles\n";
  25 }
  26
  27 int
  28 main (int argc, char* argv[])
  29 {
  30         bool subtitles = false;
  31
  32         int option_index = 0;
  33         while (1) {
  34                 static struct option long_options[] = {
  35                         { "version", no_argument, 0, 'v'},
  36                         { "help", no_argument, 0, 'h'},
  37                         { "subtitles", no_argument, 0, 's'},
  38                         { 0, 0, 0, 0 }
  39                 };
  40
  41                 int c = getopt_long (argc, argv, "vhs", long_options, &option_index);
  42
  43                 if (c == -1) {
  44                         break;
  45                 }
  46
  47                 switch (c) {
  48                 case 'v':
  49                         cout << "dcpdiff version " << LIBDCP_VERSION << "\n";
  50                         exit (EXIT_SUCCESS);
  51                 case 'h':
  52                         help (argv[0]);
  53                         exit (EXIT_SUCCESS);
  54                 case 's':
  55                         subtitles = true;
  56                         break;
  57                 }
  58         }
  59
  60         if (argc <= optind || argc > (optind + 1)) {
  61                 help (argv[0]);
  62                 exit (EXIT_FAILURE);
  63         }
  64
  65         if (!boost::filesystem::exists (argv[optind])) {
  66                 cerr << argv[0] << ": DCP " << argv[optind] << " not found.\n";
  67                 exit (EXIT_FAILURE);
  68         }
  69
  70         DCP* dcp = 0;
  71         try {
  72                 dcp = new DCP (argv[optind]);
  73                 dcp->read (false);
  74         } catch (FileError& e) {
  75                 cerr << "Could not read DCP " << argv[optind] << "; " << e.what() << " " << e.filename() << "\n";
  76                 exit (EXIT_FAILURE);
  77         }
  78
  79         cout << "DCP: " << argv[optind] << "\n";
  80
  81         list<shared_ptr<const CPL> > cpls = dcp->cpls ();
  82
  83         for (list<shared_ptr<const CPL> >::iterator i = cpls.begin(); i != cpls.end(); ++i) {
  84                 cout << "  CPL: " << (*i)->name() << "\n"
  85                      << "    Length: " << (*i)->length() << "\n"
  86                      << "    Frames per second: " << (*i)->frames_per_second() << "\n";
  87
  88                 list<shared_ptr<const Reel> > reels = (*i)->reels ();
  89
  90                 int R = 1;
  91                 for (list<shared_ptr<const Reel> >::const_iterator j = reels.begin(); j != reels.end(); ++j) {
  92                         cout << "    Reel " << R << "\n";
  93
  94                         if ((*j)->main_picture()) {
  95                                 cout << "      Picture:  " << (*j)->main_picture()->size().width << "x" << (*j)->main_picture()->size().height << "\n";
  96                         }
  97                         if ((*j)->main_sound()) {
  98                                 cout << "      Sound:    " << (*j)->main_sound()->channels() << " channels at " << (*j)->main_sound()->sampling_rate() << "Hz\n";
  99                         }
 100                         if ((*j)->main_subtitle()) {
 101                                 list<shared_ptr<Subtitle> > subs = (*j)->main_subtitle()->subtitles ();
 102                                 cout << "      Subtitle: " << subs.size() << " subtitles in " << (*j)->main_subtitle()->language() << "\n";
 103                                 if (subtitles) {
 104                                         for (list<shared_ptr<Subtitle> >::const_iterator k = subs.begin(); k != subs.end(); ++k) {
 105                                                 cout << "        " << (*k)->text() << "\n";
 106                                                 cout << "          "
 107                                                      << "font:" << (*k)->font() << "; "
 108                                                      << "italic:" << (*k)->italic() << "; "
 109                                                      << "color:" << (*k)->color() << "; "
 110                                                      << "in:" << (*k)->in() << "; "
 111                                                      << "out:" << (*k)->out() << "; "
 112                                                      << "v_position:" << (*k)->v_position() << "; "
 113                                                      << "v_align:" << (*k)->v_align() << "; "
 114                                                      << "effect:" << (*k)->effect() << "; "
 115                                                      << "effect_color:" << (*k)->effect_color() << "; "
 116                                                      << "fade_up_time:" << (*k)->fade_up_time() << "; "
 117                                                      << "fade_down_time:" << (*k)->fade_down_time() << "; "
 118                                                      << "size: " << (*k)->size() << "\n";
 119                                         }
 120                                 }
 121                         }
 122                         ++R;
 123                 }
 124         }
 125
 126         return 0;
 127 }