src/lib/export_config.cc

   1 /*
   2     Copyright (C) 2022 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
  22 #include "config.h"
  23 #include "export_config.h"
  24 #include <dcp/raw_convert.h>
  25 #include <dcp/warnings.h>
  26 LIBDCP_DISABLE_WARNINGS
  27 #include <libxml++/libxml++.h>
  28 LIBDCP_ENABLE_WARNINGS
  29
  30
  31 using std::string;
  32
  33
  34 ExportConfig::ExportConfig(Config* parent)
  35         : _config(parent)
  36 {
  37
  38 }
  39
  40
  41 void
  42 ExportConfig::set_defaults()
  43 {
  44         _format = ExportFormat::PRORES_HQ;
  45         _mixdown_to_stereo = false;
  46         _split_reels = false;
  47         _split_streams = false;
  48         _x264_crf = 23;
  49 }
  50
  51
  52 void
  53 ExportConfig::read(cxml::ConstNodePtr node)
  54 {
  55         if (!node) {
  56                 set_defaults();
  57                 return;
  58         }
  59
  60         auto const format = node->string_child("Format");
  61
  62         if (format == "subtitles-dcp") {
  63                 _format = ExportFormat::SUBTITLES_DCP;
  64         } else if (format == "h264-aac") {
  65                 _format = ExportFormat::H264_AAC;
  66         } else if (format == "prores-4444") {
  67                 _format = ExportFormat::PRORES_4444;
  68         } else if (format == "prores-lt") {
  69                 _format = ExportFormat::PRORES_LT;
  70         } else {
  71                 _format = ExportFormat::PRORES_HQ;
  72         }
  73
  74         _mixdown_to_stereo = node->bool_child("MixdownToStereo");
  75         _split_reels = node->bool_child("SplitReels");
  76         _split_streams = node->bool_child("SplitStreams");
  77         _x264_crf = node->number_child<int>("X264CRF");
  78 }
  79
  80
  81 void
  82 ExportConfig::write(xmlpp::Element* element) const
  83 {
  84         string name;
  85
  86         switch (_format) {
  87                 case ExportFormat::PRORES_4444:
  88                         name = "prores-4444";
  89                         break;
  90                 case ExportFormat::PRORES_HQ:
  91                         /* Write this but we also accept 'prores' for backwards compatibility */
  92                         name = "prores-hq";
  93                         break;
  94                 case ExportFormat::PRORES_LT:
  95                         name = "prores-lt";
  96                         break;
  97                 case ExportFormat::H264_AAC:
  98                         name = "h264-aac";
  99                         break;
 100                 case ExportFormat::SUBTITLES_DCP:
 101                         name = "subtitles-dcp";
 102                         break;
 103         }
 104
 105         cxml::add_text_child(element, "Format", name);
 106         cxml::add_text_child(element, "MixdownToStereo", _mixdown_to_stereo ? "1" : "0");
 107         cxml::add_text_child(element, "SplitReels", _split_reels ? "1" : "0");
 108         cxml::add_text_child(element, "SplitStreams", _split_streams ? "1" : "0");
 109         cxml::add_text_child(element, "X264CRF", dcp::raw_convert<string>(_x264_crf));
 110 }
 111
 112
 113 void
 114 ExportConfig::set_format(ExportFormat format)
 115 {
 116         _config->maybe_set(_format, format);
 117 }
 118
 119
 120 void
 121 ExportConfig::set_mixdown_to_stereo(bool mixdown)
 122 {
 123         _config->maybe_set(_mixdown_to_stereo, mixdown);
 124 }
 125
 126
 127 void
 128 ExportConfig::set_split_reels(bool split)
 129 {
 130         _config->maybe_set(_split_reels, split);
 131 }
 132
 133
 134 void
 135 ExportConfig::set_split_streams(bool split)
 136 {
 137         _config->maybe_set(_split_streams, split);
 138 }
 139
 140
 141 void
 142 ExportConfig::set_x264_crf(int crf)
 143 {
 144         _config->maybe_set(_x264_crf, crf);
 145 }