Save decoding resolution reduction between launches (#1195).

[dcpomatic.git] / src / lib / config.cc

diff --git a/src/lib/config.cc b/src/lib/config.cc
index a54858cdb53662113c4e2fb510c2872077b8da0a..16df3779f1f11b36fd11b0af4ec5ba2dbe2fef73 100644 (file)
--- a/src/lib/config.cc
+++ b/src/lib/config.cc
@@ -144,6 +144,7 @@ Config::set_defaults ()
           use about 240Mb with 72 encoding threads.
        */
        _frames_in_memory_multiplier = 3;
+       _decode_reduction = optional<int>();
 
        _allowed_dcp_frame_rates.clear ();
        _allowed_dcp_frame_rates.push_back (24);
@@ -392,6 +393,7 @@ try
                }
        }
        _frames_in_memory_multiplier = f.optional_number_child<int>("FramesInMemoryMultiplier").get_value_or(3);
+       _decode_reduction = f.optional_number_child<int>("DecodeReduction");
 
        /* Replace any cinemas from config.xml with those from the configured file */
        if (boost::filesystem::exists (_cinemas_file)) {
@@ -714,6 +716,11 @@ Config::write_config () const
        */
        root->add_child("FramesInMemoryMultiplier")->add_child_text(raw_convert<string>(_frames_in_memory_multiplier));
 
+       /* [XML] DecodeReduction power of 2 to reduce DCP images by before decoding in the player */
+       if (_decode_reduction) {
+               root->add_child("DecodeReduction")->add_child_text(raw_convert<string>(_decode_reduction.get()));
+       }
+
        try {
                doc.write_to_file_formatted(config_file().string());
        } catch (xmlpp::exception& e) {