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/raw_convert.h>
  25 #include <dcp/cpl.h>
  26 #include <dcp/dcp.h>
  27 #include <dcp/reel_mxf.h>
  28 #include <dcp/reel_asset.h>
  29 #include <libxml++/libxml++.h>
  30 #include <libcxml/cxml.h>
  31 #include <boost/foreach.hpp>
  32
  33 #include "i18n.h"
  34
  35 using std::max;
  36 using std::min;
  37 using std::string;
  38 using boost::shared_ptr;
  39 using dcp::raw_convert;
  40
  41 bool operator== (Crop const & a, Crop const & b)
  42 {
  43         return (a.left == b.left && a.right == b.right && a.top == b.top && a.bottom == b.bottom);
  44 }
  45
  46 bool operator!= (Crop const & a, Crop const & b)
  47 {
  48         return !(a == b);
  49 }
  50
  51 /** @param r Resolution.
  52  *  @return Untranslated string representation.
  53  */
  54 string
  55 resolution_to_string (Resolution r)
  56 {
  57         switch (r) {
  58         case RESOLUTION_2K:
  59                 return "2K";
  60         case RESOLUTION_4K:
  61                 return "4K";
  62         }
  63
  64         DCPOMATIC_ASSERT (false);
  65         return "";
  66 }
  67
  68
  69 Resolution
  70 string_to_resolution (string s)
  71 {
  72         if (s == "2K") {
  73                 return RESOLUTION_2K;
  74         }
  75
  76         if (s == "4K") {
  77                 return RESOLUTION_4K;
  78         }
  79
  80         DCPOMATIC_ASSERT (false);
  81         return RESOLUTION_2K;
  82 }
  83
  84 Crop::Crop (shared_ptr<cxml::Node> node)
  85 {
  86         left = node->number_child<int> ("LeftCrop");
  87         right = node->number_child<int> ("RightCrop");
  88         top = node->number_child<int> ("TopCrop");
  89         bottom = node->number_child<int> ("BottomCrop");
  90 }
  91
  92 void
  93 Crop::as_xml (xmlpp::Node* node) const
  94 {
  95         node->add_child("LeftCrop")->add_child_text (raw_convert<string> (left));
  96         node->add_child("RightCrop")->add_child_text (raw_convert<string> (right));
  97         node->add_child("TopCrop")->add_child_text (raw_convert<string> (top));
  98         node->add_child("BottomCrop")->add_child_text (raw_convert<string> (bottom));
  99 }
 100
 101 TextType
 102 string_to_text_type (string s)
 103 {
 104         if (s == "unknown") {
 105                 return TEXT_UNKNOWN;
 106         } else if (s == "open-subtitle") {
 107                 return TEXT_OPEN_SUBTITLE;
 108         } else if (s == "closed-caption") {
 109                 return TEXT_CLOSED_CAPTION;
 110         } else {
 111                 throw MetadataError (String::compose ("Unknown text type %1", s));
 112         }
 113 }
 114
 115 string
 116 text_type_to_string (TextType t)
 117 {
 118         switch (t) {
 119         case TEXT_UNKNOWN:
 120                 return "unknown";
 121         case TEXT_OPEN_SUBTITLE:
 122                 return "open-subtitle";
 123         case TEXT_CLOSED_CAPTION:
 124                 return "closed-caption";
 125         default:
 126                 DCPOMATIC_ASSERT (false);
 127         }
 128 }
 129
 130 string
 131 text_type_to_name (TextType t)
 132 {
 133         switch (t) {
 134         case TEXT_UNKNOWN:
 135                 return _("Timed text");
 136         case TEXT_OPEN_SUBTITLE:
 137                 return _("Open subtitles");
 138         case TEXT_CLOSED_CAPTION:
 139                 return _("Closed captions");
 140         default:
 141                 DCPOMATIC_ASSERT (false);
 142         }
 143 }
 144
 145 string
 146 video_frame_type_to_string (VideoFrameType t)
 147 {
 148         switch (t) {
 149         case VIDEO_FRAME_TYPE_2D:
 150                 return "2d";
 151         case VIDEO_FRAME_TYPE_3D:
 152                 return "3d";
 153         case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
 154                 return "3d-left-right";
 155         case VIDEO_FRAME_TYPE_3D_TOP_BOTTOM:
 156                 return "3d-top-bottom";
 157         case VIDEO_FRAME_TYPE_3D_ALTERNATE:
 158                 return "3d-alternate";
 159         case VIDEO_FRAME_TYPE_3D_LEFT:
 160                 return "3d-left";
 161         case VIDEO_FRAME_TYPE_3D_RIGHT:
 162                 return "3d-right";
 163         default:
 164                 DCPOMATIC_ASSERT (false);
 165         }
 166
 167         DCPOMATIC_ASSERT (false);
 168 }
 169
 170 VideoFrameType
 171 string_to_video_frame_type (string s)
 172 {
 173         if (s == "2d") {
 174                 return VIDEO_FRAME_TYPE_2D;
 175         } else if (s == "3d") {
 176                 return VIDEO_FRAME_TYPE_3D;
 177         } else if (s == "3d-left-right") {
 178                 return VIDEO_FRAME_TYPE_3D_LEFT_RIGHT;
 179         } else if (s == "3d-top-bottom") {
 180                 return VIDEO_FRAME_TYPE_3D_TOP_BOTTOM;
 181         } else if (s == "3d-alternate") {
 182                 return VIDEO_FRAME_TYPE_3D_ALTERNATE;
 183         } else if (s == "3d-left") {
 184                 return VIDEO_FRAME_TYPE_3D_LEFT;
 185         } else if (s == "3d-right") {
 186                 return VIDEO_FRAME_TYPE_3D_RIGHT;
 187         }
 188
 189         DCPOMATIC_ASSERT (false);
 190 }
 191
 192 CPLSummary::CPLSummary (boost::filesystem::path p)
 193         : dcp_directory (p.leaf().string())
 194 {
 195         dcp::DCP dcp (p);
 196         dcp.read ();
 197
 198         cpl_id = dcp.cpls().front()->id();
 199         cpl_annotation_text = dcp.cpls().front()->annotation_text();
 200         cpl_file = dcp.cpls().front()->file().get();
 201
 202         encrypted = false;
 203         BOOST_FOREACH (shared_ptr<dcp::CPL> j, dcp.cpls()) {
 204                 BOOST_FOREACH (shared_ptr<const dcp::ReelAsset> k, j->reel_assets()) {
 205                         shared_ptr<const dcp::ReelMXF> mxf = boost::dynamic_pointer_cast<const dcp::ReelMXF> (k);
 206                         if (mxf && mxf->key_id()) {
 207                                 encrypted = true;
 208                         }
 209                 }
 210         }
 211
 212         last_write_time = boost::filesystem::last_write_time (p);
 213 }