prepare for LV2 non-automatable control ports

diff --git a/libs/ardour/ardour/lv2_plugin.h b/libs/ardour/ardour/lv2_plugin.h
index 6552e40ac3e5239ac638d52318af2411d9a205e2..54a1611cb6d12bf0b4a6174f07cd4918216eb33a 100644 (file)
--- a/libs/ardour/ardour/lv2_plugin.h
+++ b/libs/ardour/ardour/lv2_plugin.h
@@ -211,7 +211,8 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
                PORT_PATCHMSG = 1 << 8,  ///< Event port supports patch:Message
                PORT_AUTOCTRL = 1 << 9,  ///< Event port supports auto:AutomationControl
                PORT_CTRLED   = 1 << 10, ///< Port prop auto:AutomationControlled (can be self controlled)
-               PORT_CTRLER   = 1 << 11  ///< Port prop auto:AutomationController (can be self set)
+               PORT_CTRLER   = 1 << 11, ///< Port prop auto:AutomationController (can be self set)
+               PORT_NOAUTO   = 1 << 12  ///< Port don't allow to automate
        } PortFlag;
 
        typedef unsigned PortFlags;

diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc
index 1244d29366dbac62f0540e8db64fb6493dadc1bb..fe69546e3a010290943259404846234aca542715 100644 (file)
--- a/libs/ardour/lv2_plugin.cc
+++ b/libs/ardour/lv2_plugin.cc
@@ -126,6 +126,9 @@ public:
        LilvNode* ev_EventPort;
        LilvNode* ext_logarithmic;
        LilvNode* ext_notOnGUI;
+       LilvNode* ext_expensive;
+       LilvNode* ext_causesArtifacts;
+       LilvNode* ext_notAutomatic;
        LilvNode* lv2_AudioPort;
        LilvNode* lv2_ControlPort;
        LilvNode* lv2_InputPort;
@@ -634,6 +637,17 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate)
                        throw failed_constructor();
                }
 
+               if ((flags & PORT_INPUT) && (flags & PORT_CONTROL)) {
+                       if (lilv_port_has_property(_impl->plugin, port, _world.ext_causesArtifacts)) {
+                               flags |= PORT_NOAUTO;
+                       }
+                       if (lilv_port_has_property(_impl->plugin, port, _world.ext_notAutomatic)) {
+                               flags |= PORT_NOAUTO;
+                       }
+                       if (lilv_port_has_property(_impl->plugin, port, _world.ext_expensive)) {
+                               flags |= PORT_NOAUTO;
+                       }
+               }
 #ifdef LV2_EXTENDED
                if (lilv_port_has_property(_impl->plugin, port, _world.auto_automation_controlled)) {
                        if ((flags & PORT_INPUT) && (flags & PORT_CONTROL)) {
@@ -2800,6 +2814,9 @@ LV2World::LV2World()
        ev_EventPort       = lilv_new_uri(world, LILV_URI_EVENT_PORT);
        ext_logarithmic    = lilv_new_uri(world, LV2_PORT_PROPS__logarithmic);
        ext_notOnGUI       = lilv_new_uri(world, LV2_PORT_PROPS__notOnGUI);
+       ext_expensive      = lilv_new_uri(world, LV2_PORT_PROPS__expensive);
+       ext_causesArtifacts= lilv_new_uri(world, LV2_PORT_PROPS__causesArtifacts);
+       ext_notAutomatic   = lilv_new_uri(world, LV2_PORT_PROPS__notAutomatic);
        lv2_AudioPort      = lilv_new_uri(world, LILV_URI_AUDIO_PORT);
        lv2_ControlPort    = lilv_new_uri(world, LILV_URI_CONTROL_PORT);
        lv2_InputPort      = lilv_new_uri(world, LILV_URI_INPUT_PORT);
@@ -2891,6 +2908,9 @@ LV2World::~LV2World()
        lilv_node_free(lv2_InputPort);
        lilv_node_free(lv2_ControlPort);
        lilv_node_free(lv2_AudioPort);
+       lilv_node_free(ext_notAutomatic);
+       lilv_node_free(ext_causesArtifacts);
+       lilv_node_free(ext_expensive);
        lilv_node_free(ext_notOnGUI);
        lilv_node_free(ext_logarithmic);
        lilv_node_free(ev_EventPort);