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 {
  69                 _format = ExportFormat::PRORES_HQ;
  70         }
  71
  72         _mixdown_to_stereo = node->bool_child("MixdownToStereo");
  73         _split_reels = node->bool_child("SplitReels");
  74         _split_streams = node->bool_child("SplitStreams");
  75         _x264_crf = node->number_child<int>("X264CRF");
  76 }
  77
  78
  79 void
  80 ExportConfig::write(xmlpp::Element* node) const
  81 {
  82         string name;
  83
  84         switch (_format) {
  85                 case ExportFormat::PRORES_4444:
  86                         name = "prores-4444";
  87                         break;
  88                 case ExportFormat::PRORES_HQ:
  89                         /* Write this but we also accept 'prores' for backwards compatibility */
  90                         name = "prores-hq";
  91                         break;
  92                 case ExportFormat::H264_AAC:
  93                         name = "h264-aac";
  94                         break;
  95                 case ExportFormat::SUBTITLES_DCP:
  96                         name = "subtitles-dcp";
  97                         break;
  98         }
  99
 100         node->add_child("Format")->add_child_text(name);
 101         node->add_child("MixdownToStereo")->add_child_text(_mixdown_to_stereo ? "1" : "0");
 102         node->add_child("SplitReels")->add_child_text(_split_reels ? "1" : "0");
 103         node->add_child("SplitStreams")->add_child_text(_split_streams ? "1" : "0");
 104         node->add_child("X264CRF")->add_child_text(dcp::raw_convert<string>(_x264_crf));
 105 }
 106
 107
 108 void
 109 ExportConfig::set_format(ExportFormat format)
 110 {
 111         _config->maybe_set(_format, format);
 112 }
 113
 114
 115 void
 116 ExportConfig::set_mixdown_to_stereo(bool mixdown)
 117 {
 118         _config->maybe_set(_mixdown_to_stereo, mixdown);
 119 }
 120
 121
 122 void
 123 ExportConfig::set_split_reels(bool split)
 124 {
 125         _config->maybe_set(_split_reels, split);
 126 }
 127
 128
 129 void
 130 ExportConfig::set_split_streams(bool split)
 131 {
 132         _config->maybe_set(_split_streams, split);
 133 }
 134
 135
 136 void
 137 ExportConfig::set_x264_crf(int crf)
 138 {
 139         _config->maybe_set(_x264_crf, crf);
 140 }
 141