Merge branch 'master' into windows
[ardour.git] / libs / ardour / session_state.cc
index 2d91bdd4c2b02a01ce4ff1793e69349b9c5b8108..bbd34322052b92b8b74c2684dd035d3a30017437 100644 (file)
@@ -211,16 +211,6 @@ Session::post_engine_init ()
        set_block_size (_engine.samples_per_cycle());
        set_frame_rate (_engine.sample_rate());
 
-       if (how_many_dsp_threads () > 1) {
-               /* For now, only create the graph if we are using >1 DSP threads, as
-                  it is a bit slower than the old code with 1 thread.
-               */
-               _process_graph.reset (new Graph (*this));
-       }
-
-       n_physical_outputs = _engine.n_physical_outputs ();
-       n_physical_inputs =  _engine.n_physical_inputs ();
-
        BootMessage (_("Using configuration"));
 
        _midi_ports = new MidiPortManager;
@@ -281,8 +271,47 @@ Session::post_engine_init ()
                Config->map_parameters (ff);
                config.map_parameters (ft);
 
-               when_engine_running ();
-
+               /* Reset all panners */
+               
+               Delivery::reset_panners ();
+               
+               /* this will cause the CPM to instantiate any protocols that are in use
+                * (or mandatory), which will pass it this Session, and then call
+                * set_state() on each instantiated protocol to match stored state.
+                */
+               
+               ControlProtocolManager::instance().set_session (this);
+               
+               /* This must be done after the ControlProtocolManager set_session above,
+                  as it will set states for ports which the ControlProtocolManager creates.
+               */
+               
+               // XXX set state of MIDI::Port's
+               // MidiPortManager::instance()->set_port_states (Config->midi_port_states ());
+               
+               /* And this must be done after the MIDI::Manager::set_port_states as
+                * it will try to make connections whose details are loaded by set_port_states.
+                */
+               
+               hookup_io ();
+               
+               /* Let control protocols know that we are now all connected, so they
+                * could start talking to surfaces if they want to.
+                */
+               
+               ControlProtocolManager::instance().midi_connectivity_established ();
+               
+               if (_is_new && !no_auto_connect()) {
+                       Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock());
+                       auto_connect_master_bus ();
+               }
+               
+               _state_of_the_state = StateOfTheState (_state_of_the_state & ~(CannotSave|Dirty));
+               
+               /* update latencies */
+               
+               initialize_latencies ();
+               
                _locations->changed.connect_same_thread (*this, boost::bind (&Session::locations_changed, this));
                _locations->added.connect_same_thread (*this, boost::bind (&Session::locations_added, this, _1));
                
@@ -465,9 +494,10 @@ Session::create (const string& session_template, BusProfile* bus_profile)
                ifstream in(in_path.c_str());
 
                if (in) {
-                       string out_path = _path;
-                       out_path += _name;
-                       out_path += statefile_suffix;
+                       /* no need to call legalize_for_path() since the string
+                        * in session_template is already a legal path name
+                        */
+                       string out_path = Glib::build_filename (_session_dir->root_path(), _name + statefile_suffix);
 
                        ofstream out(out_path.c_str());
 
@@ -1288,13 +1318,7 @@ Session::set_state (const XMLNode& node, int version)
        if ((child = find_named_node (node, "Click")) == 0) {
                warning << _("Session: XML state has no click section") << endmsg;
        } else if (_click_io) {
-               const XMLNodeList& children (child->children());
-               XMLNodeList::const_iterator i = children.begin();
-               _click_io->set_state (**i, version);
-               ++i;
-               if (i != children.end()) {
-                       _click_gain->set_state (**i, version);
-               }
+               setup_click_state (&node);
        }
 
        if ((child = find_named_node (node, ControlProtocolManager::state_node_name)) != 0) {
@@ -3459,22 +3483,6 @@ Session::config_changed (std::string p, bool ours)
                /* XXX DO SOMETHING HERE TO TELL THE GUI THAT WE NEED
                   TO SET REMOTE ID'S
                */
-       } else if (p == "sync-all-route-ordering") {
-
-               /* sync to editor order unless mixer is used for remote IDs 
-                */
-
-               switch (Config->get_remote_model()) {
-               case UserOrdered:
-                       sync_order_keys (EditorSort);
-                       break;
-               case EditorOrdered:
-                       sync_order_keys (EditorSort);
-                       break;
-               case MixerOrdered:
-                       sync_order_keys (MixerSort);
-               }
-                       
        } else if (p == "initial-program-change") {
 
                if (_mmc->output_port() && Config->get_initial_program_change() >= 0) {
@@ -3752,3 +3760,68 @@ Session::rename (const std::string& new_name)
 
 #undef RENAME
 }
+
+int
+Session::get_session_info_from_path (XMLTree& tree, const string& xmlpath)
+{
+       if (!Glib::file_test (xmlpath, Glib::FILE_TEST_EXISTS)) {
+               return -1;
+        }
+
+       if (!tree.read (xmlpath)) {
+               return -1;
+       }
+
+       return 0;
+}
+
+int
+Session::get_info_from_path (const string& xmlpath, float& sample_rate, SampleFormat& data_format)
+{
+       XMLTree tree;
+       bool found_sr = false;
+       bool found_data_format = false;
+
+       if (get_session_info_from_path (tree, xmlpath)) {
+               return -1;
+       }
+
+       /* sample rate */
+
+       const XMLProperty* prop;
+       if ((prop = tree.root()->property (X_("sample-rate"))) != 0) {          
+               sample_rate = atoi (prop->value());
+               found_sr = true;
+       }
+
+       const XMLNodeList& children (tree.root()->children());
+       for (XMLNodeList::const_iterator c = children.begin(); c != children.end(); ++c) {
+               const XMLNode* child = *c;
+               if (child->name() == "Config") {
+                       const XMLNodeList& options (child->children());
+                       for (XMLNodeList::const_iterator oc = options.begin(); oc != options.end(); ++oc) {
+                               const XMLNode* option = *oc;
+                               const XMLProperty* name = option->property("name");
+
+                               if (!name) {
+                                       continue;
+                               }
+
+                               if (name->value() == "native-file-data-format") {
+                                       const XMLProperty* value = option->property ("value");
+                                       if (value) {
+                                               SampleFormat fmt = (SampleFormat) string_2_enum (option->property ("value")->value(), fmt);
+                                               data_format = fmt;
+                                               found_data_format = true;
+                                               break;
+                                       }
+                               }
+                       }
+               }
+               if (found_data_format) {
+                       break;
+               }
+       }
+
+       return !(found_sr && found_data_format); // zero if they are both found
+}