prototype track/bus sharing: state-export
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@ -563,6 +563,7 @@ class LIBARDOUR_API Session : public PBD::StatefulDestructible, public PBD::Scop
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XMLNode& get_state();
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int set_state(const XMLNode& node, int version); // not idempotent
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XMLNode& get_template();
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bool export_track_state (boost::shared_ptr<RouteList> rl, const std::string& path);
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/// The instant xml file is written to the session directory
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void add_instant_xml (XMLNode&, bool write_to_config = true);
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@ -2060,6 +2060,7 @@ LuaBindings::session (lua_State* L)
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.addFunction ("save_state", &Session::save_state)
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.addFunction ("set_dirty", &Session::set_dirty)
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.addFunction ("unknown_processors", &Session::unknown_processors)
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.addFunction ("export_track_state", &Session::export_track_state)
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.addFunction<RouteList (Session::*)(uint32_t, PresentationInfo::order_t, const std::string&, const std::string&, PlaylistDisposition)> ("new_route_from_template", &Session::new_route_from_template)
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// TODO session_add_audio_track session_add_midi_track session_add_mixed_track
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@ -2235,7 +2235,6 @@ Route::state(bool full_state)
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{
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LocaleGuard lg;
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if (!_session._template_state_dir.empty()) {
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assert (!full_state); // only for templates
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foreach_processor (sigc::bind (sigc::mem_fun (*this, &Route::set_plugin_state_dir), _session._template_state_dir));
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}
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@ -1053,6 +1053,80 @@ Session::get_template()
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return state(false);
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}
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typedef std::set<boost::shared_ptr<Playlist> > PlaylistSet;
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typedef std::set<boost::shared_ptr<Source> > SourceSet;
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bool
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Session::export_track_state (boost::shared_ptr<RouteList> rl, const string& path)
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{
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if (Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
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return false;
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}
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if (g_mkdir_with_parents (path.c_str(), 0755) != 0) {
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return false;
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}
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PBD::Unwinder<std::string> uw (_template_state_dir, path);
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LocaleGuard lg;
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XMLNode* node = new XMLNode("TrackState"); // XXX
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XMLNode* child;
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PlaylistSet playlists; // SessionPlaylists
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SourceSet sources;
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// these will work with new_route_from_template()
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// TODO: LV2 plugin-state-dir needs to be relative (on load?)
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child = node->add_child ("Routes");
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for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
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if ((*i)->is_auditioner()) {
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continue;
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}
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if ((*i)->is_master() || (*i)->is_monitor()) {
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continue;
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}
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child->add_child_nocopy ((*i)->get_state());
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boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (*i);
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if (track) {
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playlists.insert (track->playlist ());
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}
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}
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// on load, Regions in the playlists need to resolve and map Source-IDs
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// also playlist needs to be merged or created with new-name..
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// ... and Diskstream in tracks adjusted to use the correct playlist
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child = node->add_child ("Playlists"); // SessionPlaylists::add_state
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for (PlaylistSet::const_iterator i = playlists.begin(); i != playlists.end(); ++i) {
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child->add_child_nocopy ((*i)->get_state ());
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boost::shared_ptr<RegionList> prl = (*i)->region_list ();
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for (RegionList::const_iterator s = prl->begin(); s != prl->end(); ++s) {
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const Region::SourceList& sl = (*s)->sources ();
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for (Region::SourceList::const_iterator sli = sl.begin(); sli != sl.end(); ++sli) {
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sources.insert (*sli);
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}
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}
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}
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child = node->add_child ("Sources");
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for (SourceSet::const_iterator i = sources.begin(); i != sources.end(); ++i) {
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child->add_child_nocopy ((*i)->get_state ());
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boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (*i);
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if (fs) {
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#ifdef PLATFORM_WINDOWS
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fs->close ();
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#endif
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string p = fs->path ();
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PBD::copy_file (p, Glib::build_filename (path, Glib::path_get_basename (p)));
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}
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}
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std::string sn = Glib::build_filename (path, "share.axml");
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XMLTree tree;
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tree.set_root (node);
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return tree.write (sn.c_str());
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}
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XMLNode&
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Session::state (bool full_state)
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{
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10
scripts/_export_tracks.lua
Normal file
10
scripts/_export_tracks.lua
Normal file
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@ -0,0 +1,10 @@
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ardour { ["type"] = "Snippet", name = "Export Track XML" }
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function factory () return function ()
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local rlp = ARDOUR.RouteListPtr ()
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local sel = Editor:get_selection ()
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for r in sel.tracks:routelist ():iter () do
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rlp:push_back (r)
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end
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print (Session:export_track_state (rlp, "/tmp/rexport"))
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end end
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