Various tweaks to the bundle manager.

[ardour.git] / libs / ardour / ladspa_plugin.cc

diff --git a/libs/ardour/ladspa_plugin.cc b/libs/ardour/ladspa_plugin.cc
index 70a8390de1a4126a3f2c5df5cdabb925baadb6bb..6e2acfbe096d066f89499fc9713d8e1c51bda39f 100644 (file)
--- a/libs/ardour/ladspa_plugin.cc
+++ b/libs/ardour/ladspa_plugin.cc
@@ -378,8 +378,12 @@ LadspaPlugin::save_preset (string name)
 }
 
 int
-LadspaPlugin::set_state(const XMLNode& node)
+LadspaPlugin::set_state (const XMLNode& node, int version)
 {
+       if (version < 3000) {
+               return set_state_2X (node, version);
+       }
+       
        XMLNodeList nodes;
        XMLProperty *prop;
        XMLNodeConstIterator iter;
@@ -389,6 +393,9 @@ LadspaPlugin::set_state(const XMLNode& node)
        uint32_t port_id;
        LocaleGuard lg (X_("POSIX"));
 
+       cout << "LADSPA Plugin set state " << version << "\n";
+       cout << "- node " << node.name() << "\n";
+
        if (node.name() != state_node_name()) {
                error << _("Bad node sent to LadspaPlugin::set_state") << endmsg;
                return -1;
@@ -422,6 +429,54 @@ LadspaPlugin::set_state(const XMLNode& node)
        return 0;
 }
 
+int
+LadspaPlugin::set_state_2X (const XMLNode& node, int version)
+{
+       XMLNodeList nodes;
+       XMLProperty *prop;
+       XMLNodeConstIterator iter;
+       XMLNode *child;
+       const char *port;
+       const char *data;
+       uint32_t port_id;
+       LocaleGuard lg (X_("POSIX"));
+
+       cout << "LADSPA Plugin set state " << version << "\n";
+       cout << "- node " << node.name() << "\n";
+
+       if (node.name() != state_node_name()) {
+               error << _("Bad node sent to LadspaPlugin::set_state") << endmsg;
+               return -1;
+       }
+
+       nodes = node.children ("port");
+
+       for(iter = nodes.begin(); iter != nodes.end(); ++iter){
+
+               child = *iter;
+
+               if ((prop = child->property("number")) != 0) {
+                       port = prop->value().c_str();
+               } else {
+                       warning << _("LADSPA: no ladspa port number") << endmsg;
+                       continue;
+               }
+               if ((prop = child->property("value")) != 0) {
+                       data = prop->value().c_str();
+               } else {
+                       warning << _("LADSPA: no ladspa port data") << endmsg;
+                       continue;
+               }
+
+               sscanf (port, "%" PRIu32, &port_id);
+               set_parameter (port_id, atof(data));
+       }
+
+       latency_compute_run ();
+
+       return 0;
+}
+
 int
 LadspaPlugin::get_parameter_descriptor (uint32_t which, ParameterDescriptor& desc) const
 {