Support multiple audio APIs, allowing ALSA for Linux and ASIO for Windows (#2363).

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

diff --git a/src/lib/config.cc b/src/lib/config.cc
index 6984c406440d46ae4d795eae9319d6b3f1e2c3e1..c51f729b8dc7990fe69ad4803a13391e04492204 100644 (file)
--- a/src/lib/config.cc
+++ b/src/lib/config.cc
@@ -152,6 +152,7 @@ Config::set_defaults ()
                _nagged[i] = false;
        }
        _sound = true;
+       _sound_api = boost::none;
        _sound_output = optional<string> ();
        _last_kdm_write_type = KDM_WRITE_FLAT;
        _last_dkdm_write_type = DKDM_WRITE_INTERNAL;
@@ -523,6 +524,7 @@ try
        _jump_to_selected = f.optional_bool_child("JumpToSelected").get_value_or (true);
        /* The variable was renamed but not the XML tag */
        _sound = f.optional_bool_child("PreviewSound").get_value_or (true);
+       _sound_api = f.optional_string_child("PreviewSoundAPI");
        _sound_output = f.optional_string_child("PreviewSoundOutput");
        if (f.optional_string_child("CoverSheet")) {
                _cover_sheet = f.optional_string_child("CoverSheet").get();
@@ -938,6 +940,10 @@ Config::write_config () const
        }
        /* [XML] PreviewSound 1 to use sound in the GUI preview and player, otherwise 0. */
        root->add_child("PreviewSound")->add_child_text (_sound ? "1" : "0");
+       if (_sound_api) {
+               /* [XML:opt] PreviewSoundAPI Name of the audio API to use. */
+               root->add_child("PreviewSoundAPI")->add_child_text(_sound_api.get());
+       }
        if (_sound_output) {
                /* [XML:opt] PreviewSoundOutput Name of the audio output to use. */
                root->add_child("PreviewSoundOutput")->add_child_text (_sound_output.get());