gang_tracks = file->tag.get_property("GANG_TRACKS", GANG_NONE);
// test_playback_edits = file->tag.get_property("TEST_PLAYBACK_EDITS", test_playback_edits);
time_format = file->tag.get_property("TIME_FORMAT", time_format);
gang_tracks = file->tag.get_property("GANG_TRACKS", GANG_NONE);
// test_playback_edits = file->tag.get_property("TEST_PLAYBACK_EDITS", test_playback_edits);
time_format = file->tag.get_property("TIME_FORMAT", time_format);