From ef3fa314f041680ba4d92aaf8940b15e31509853 Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Thu, 10 Nov 2016 00:09:38 +0100 Subject: Parse PortGroups into Plugin::IOPortDescription --- libs/ardour/lv2_plugin.cc | 56 +++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 52 insertions(+), 4 deletions(-) (limited to 'libs/ardour/lv2_plugin.cc') diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc index a7f8bfb209..16ea4c57f7 100644 --- a/libs/ardour/lv2_plugin.cc +++ b/libs/ardour/lv2_plugin.cc @@ -71,6 +71,7 @@ #include "lv2/lv2plug.in/ns/extensions/ui/ui.h" #include "lv2/lv2plug.in/ns/extensions/units/units.h" #include "lv2/lv2plug.in/ns/ext/patch/patch.h" +#include "lv2/lv2plug.in/ns/ext/port-groups/port-groups.h" #ifdef HAVE_LV2_1_2_0 #include "lv2/lv2plug.in/ns/ext/buf-size/buf-size.h" #include "lv2/lv2plug.in/ns/ext/options/options.h" @@ -134,14 +135,18 @@ public: LilvNode* ext_causesArtifacts; LilvNode* ext_notAutomatic; LilvNode* ext_rangeSteps; + LilvNode* groups_group; + LilvNode* groups_element; LilvNode* lv2_AudioPort; LilvNode* lv2_ControlPort; LilvNode* lv2_InputPort; LilvNode* lv2_OutputPort; + LilvNode* lv2_designation; LilvNode* lv2_enumeration; LilvNode* lv2_freewheeling; LilvNode* lv2_inPlaceBroken; LilvNode* lv2_isSideChain; + LilvNode* lv2_index; LilvNode* lv2_integer; LilvNode* lv2_default; LilvNode* lv2_minimum; @@ -2183,13 +2188,48 @@ LV2Plugin::describe_io_port (ARDOUR::DataType dt, bool input, uint32_t id) const return Plugin::IOPortDescription ("?"); } - LilvNode* name = lilv_port_get_name(_impl->plugin, - lilv_plugin_get_port_by_index(_impl->plugin, idx)); + const LilvPort* pport = lilv_plugin_get_port_by_index (_impl->plugin, idx); + + LilvNode* name = lilv_port_get_name(_impl->plugin, pport); Plugin::IOPortDescription iod (lilv_node_as_string (name)); lilv_node_free(name); - if (lilv_port_has_property(_impl->plugin, - lilv_plugin_get_port_by_index(_impl->plugin, idx), _world.lv2_isSideChain)) { + LilvNodes* groups = lilv_port_get_value (_impl->plugin, pport, _world.groups_group); + if (lilv_nodes_size (groups) > 0) { + const LilvNode* group = lilv_nodes_get_first (groups); + LilvNodes* grouplabel = lilv_world_find_nodes (_world.world, group, _world.rdfs_label, NULL); + + if (lilv_nodes_size (grouplabel) > 0) { + const LilvNode* grpname = lilv_nodes_get_first (grouplabel); + iod.group_name = lilv_node_as_string (grpname); + } + lilv_nodes_free (grouplabel); + + LilvNodes* designations = lilv_port_get_value (_impl->plugin, pport, _world.lv2_designation); + if (group && lilv_nodes_size (designations) > 0) { + LilvNodes* group_childs = lilv_world_find_nodes (_world.world, group, _world.groups_element, NULL); + if (lilv_nodes_size (group_childs) > 0) { + LILV_FOREACH (nodes, i, designations) { + const LilvNode* designation = lilv_nodes_get (designations, i); + LILV_FOREACH (nodes, j, group_childs) { + const LilvNode* group_element = lilv_nodes_get (group_childs, j); + LilvNodes* elem = lilv_world_find_nodes (_world.world, group_element, _world.lv2_designation, designation); + + if (lilv_nodes_size (elem) > 0) { + LilvNodes* idx = lilv_world_find_nodes (_world.world, lilv_nodes_get_first (elem), _world.lv2_index, NULL); + if (lilv_node_is_int (lilv_nodes_get_first (idx))) { + iod.group_channel = lilv_node_as_int(lilv_nodes_get_first (idx)); + } + } + } + } + } + } + lilv_nodes_free (groups); + lilv_nodes_free (designations); + } + + if (lilv_port_has_property(_impl->plugin, pport, _world.lv2_isSideChain)) { iod.is_sidechain = true; } return iod; @@ -3068,12 +3108,15 @@ LV2World::LV2World() ext_causesArtifacts= lilv_new_uri(world, LV2_PORT_PROPS__causesArtifacts); ext_notAutomatic = lilv_new_uri(world, LV2_PORT_PROPS__notAutomatic); ext_rangeSteps = lilv_new_uri(world, LV2_PORT_PROPS__rangeSteps); + groups_group = lilv_new_uri(world, LV2_PORT_GROUPS__group); + groups_element = lilv_new_uri(world, LV2_PORT_GROUPS__element); 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); lv2_OutputPort = lilv_new_uri(world, LILV_URI_OUTPUT_PORT); lv2_inPlaceBroken = lilv_new_uri(world, LV2_CORE__inPlaceBroken); lv2_isSideChain = lilv_new_uri(world, LV2_CORE_PREFIX "isSideChain"); + lv2_index = lilv_new_uri(world, LV2_CORE__index); lv2_integer = lilv_new_uri(world, LV2_CORE__integer); lv2_default = lilv_new_uri(world, LV2_CORE__default); lv2_minimum = lilv_new_uri(world, LV2_CORE__minimum); @@ -3081,6 +3124,7 @@ LV2World::LV2World() lv2_reportsLatency = lilv_new_uri(world, LV2_CORE__reportsLatency); lv2_sampleRate = lilv_new_uri(world, LV2_CORE__sampleRate); lv2_toggled = lilv_new_uri(world, LV2_CORE__toggled); + lv2_designation = lilv_new_uri(world, LV2_CORE__designation); lv2_enumeration = lilv_new_uri(world, LV2_CORE__enumeration); lv2_freewheeling = lilv_new_uri(world, LV2_CORE__freeWheeling); midi_MidiEvent = lilv_new_uri(world, LILV_URI_MIDI_EVENT); @@ -3149,11 +3193,13 @@ LV2World::~LV2World() lilv_node_free(rdfs_label); lilv_node_free(rdfs_range); lilv_node_free(midi_MidiEvent); + lilv_node_free(lv2_designation); lilv_node_free(lv2_enumeration); lilv_node_free(lv2_freewheeling); lilv_node_free(lv2_toggled); lilv_node_free(lv2_sampleRate); lilv_node_free(lv2_reportsLatency); + lilv_node_free(lv2_index); lilv_node_free(lv2_integer); lilv_node_free(lv2_isSideChain); lilv_node_free(lv2_inPlaceBroken); @@ -3161,6 +3207,8 @@ LV2World::~LV2World() lilv_node_free(lv2_InputPort); lilv_node_free(lv2_ControlPort); lilv_node_free(lv2_AudioPort); + lilv_node_free(groups_group); + lilv_node_free(groups_element); lilv_node_free(ext_rangeSteps); lilv_node_free(ext_notAutomatic); lilv_node_free(ext_causesArtifacts); -- cgit v1.2.3