src/lib/types.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 "types.h"
  22 #include "compose.hpp"
  23 #include "dcpomatic_assert.h"
  24 #include <dcp/cpl.h>
  25 #include <dcp/dcp.h>
  26 #include <dcp/raw_convert.h>
  27 #include <dcp/reel_asset.h>
  28 #include <dcp/reel_file_asset.h>
  29 #include <dcp/warnings.h>
  30 LIBDCP_DISABLE_WARNINGS
  31 #include <libxml++/libxml++.h>
  32 LIBDCP_ENABLE_WARNINGS
  33 #include <libcxml/cxml.h>
  34
  35 #include "i18n.h"
  36
  37 using std::max;
  38 using std::min;
  39 using std::string;
  40 using std::list;
  41 using std::shared_ptr;
  42 using std::vector;
  43 using dcp::raw_convert;
  44
  45
  46 TextType
  47 string_to_text_type (string s)
  48 {
  49         if (s == "unknown") {
  50                 return TextType::UNKNOWN;
  51         } else if (s == "open-subtitle") {
  52                 return TextType::OPEN_SUBTITLE;
  53         } else if (s == "closed-caption") {
  54                 return TextType::CLOSED_CAPTION;
  55         } else {
  56                 throw MetadataError (String::compose ("Unknown text type %1", s));
  57         }
  58 }
  59
  60 string
  61 text_type_to_string (TextType t)
  62 {
  63         switch (t) {
  64         case TextType::UNKNOWN:
  65                 return "unknown";
  66         case TextType::OPEN_SUBTITLE:
  67                 return "open-subtitle";
  68         case TextType::CLOSED_CAPTION:
  69                 return "closed-caption";
  70         default:
  71                 DCPOMATIC_ASSERT (false);
  72         }
  73 }
  74
  75 string
  76 text_type_to_name (TextType t)
  77 {
  78         switch (t) {
  79         case TextType::UNKNOWN:
  80                 return _("Timed text");
  81         case TextType::OPEN_SUBTITLE:
  82                 return _("Open subtitles");
  83         case TextType::CLOSED_CAPTION:
  84                 return _("Closed captions");
  85         default:
  86                 DCPOMATIC_ASSERT (false);
  87         }
  88 }
  89
  90 string
  91 video_frame_type_to_string (VideoFrameType t)
  92 {
  93         switch (t) {
  94         case VideoFrameType::TWO_D:
  95                 return "2d";
  96         case VideoFrameType::THREE_D:
  97                 return "3d";
  98         case VideoFrameType::THREE_D_LEFT_RIGHT:
  99                 return "3d-left-right";
 100         case VideoFrameType::THREE_D_TOP_BOTTOM:
 101                 return "3d-top-bottom";
 102         case VideoFrameType::THREE_D_ALTERNATE:
 103                 return "3d-alternate";
 104         case VideoFrameType::THREE_D_LEFT:
 105                 return "3d-left";
 106         case VideoFrameType::THREE_D_RIGHT:
 107                 return "3d-right";
 108         default:
 109                 DCPOMATIC_ASSERT (false);
 110         }
 111
 112         DCPOMATIC_ASSERT (false);
 113 }
 114
 115 VideoFrameType
 116 string_to_video_frame_type (string s)
 117 {
 118         if (s == "2d") {
 119                 return VideoFrameType::TWO_D;
 120         } else if (s == "3d") {
 121                 return VideoFrameType::THREE_D;
 122         } else if (s == "3d-left-right") {
 123                 return VideoFrameType::THREE_D_LEFT_RIGHT;
 124         } else if (s == "3d-top-bottom") {
 125                 return VideoFrameType::THREE_D_TOP_BOTTOM;
 126         } else if (s == "3d-alternate") {
 127                 return VideoFrameType::THREE_D_ALTERNATE;
 128         } else if (s == "3d-left") {
 129                 return VideoFrameType::THREE_D_LEFT;
 130         } else if (s == "3d-right") {
 131                 return VideoFrameType::THREE_D_RIGHT;
 132         }
 133
 134         DCPOMATIC_ASSERT (false);
 135 }
 136
 137 CPLSummary::CPLSummary (boost::filesystem::path p)
 138         : dcp_directory (p.leaf().string())
 139 {
 140         dcp::DCP dcp (p);
 141
 142         vector<dcp::VerificationNote> notes;
 143         dcp.read (&notes);
 144         for (auto i: notes) {
 145                 if (i.code() != dcp::VerificationNote::Code::EXTERNAL_ASSET) {
 146                         /* It's not just a warning about this DCP being a VF */
 147                         throw dcp::ReadError(dcp::note_to_string(i));
 148                 }
 149         }
 150
 151         cpl_id = dcp.cpls().front()->id();
 152         cpl_annotation_text = dcp.cpls().front()->annotation_text();
 153         cpl_file = dcp.cpls().front()->file().get();
 154
 155         encrypted = false;
 156         for (auto j: dcp.cpls()) {
 157                 for (auto k: j->reel_file_assets()) {
 158                         if (k->encrypted()) {
 159                                 encrypted = true;
 160                         }
 161                 }
 162         }
 163
 164         boost::system::error_code ec;
 165         auto last_write = boost::filesystem::last_write_time (p, ec);
 166         last_write_time = ec ? 0 : last_write;
 167 }
 168
 169
 170 bool operator== (NamedChannel const& a, NamedChannel const& b)
 171 {
 172         return a.name == b.name && a.index == b.index;
 173 }
 174
 175
 176 string
 177 video_range_to_string (VideoRange r)
 178 {
 179         switch (r) {
 180         case VideoRange::FULL:
 181                 return "full";
 182         case VideoRange::VIDEO:
 183                 return "video";
 184         default:
 185                 DCPOMATIC_ASSERT (false);
 186         }
 187 }
 188
 189
 190 VideoRange
 191 string_to_video_range (string s)
 192 {
 193         if (s == "full") {
 194                 return VideoRange::FULL;
 195         } else if (s == "video") {
 196                 return VideoRange::VIDEO;
 197         }
 198
 199         DCPOMATIC_ASSERT (false);
 200         return VideoRange::FULL;
 201 }
 202