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+@prefix doap: <http://usefulinc.com/ns/doap#> .
+@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix mda: <http://drobilla.net/plugins/mda/> .
+@prefix param: <http://lv2plug.in/ns/ext/parameters#> .
+@prefix pg: <http://lv2plug.in/ns/ext/port-groups#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+
+<http://drobilla.net/plugins/mda/RezFilter/env>
+ a param:EnvelopeControls ,
+ pg:InputGroup ;
+ lv2:name "Envelope" ;
+ lv2:symbol "env" .
+
+<http://drobilla.net/plugins/mda/RezFilter/filt>
+ a param:FilterControls ,
+ pg:InputGroup ;
+ lv2:name "Filter" ;
+ lv2:symbol "filt" .
+
+mda:RezFilter
+ a lv2:Plugin ,
+ lv2:FilterPlugin ;
+ lv2:project mda: ;
+ lv2:symbol "RezFilter" ;
+ doap:name "MDA RezFilter" ;
+ doap:shortdesc "Resonant filter with LFO and envelope follower" ;
+ doap:license <http://usefulinc.com/doap/licenses/gpl> ;
+ lv2:optionalFeature lv2:hardRTCapable ;
+ pg:mainInput mda:mainIn ;
+ pg:mainOutput mda:mainOut ;
+ lv2:port [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 0 ;
+ lv2:name "Freq" ;
+ lv2:symbol "freq" ;
+ lv2:default 0.33 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ lv2:designation param:cutoffFrequency ;
+ pg:group <http://drobilla.net/plugins/mda/RezFilter/filt>
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 1 ;
+ lv2:name "Res" ;
+ lv2:symbol "res" ;
+ lv2:default 0.7 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ lv2:designation param:resonance ;
+ pg:group <http://drobilla.net/plugins/mda/RezFilter/filt>
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 2 ;
+ lv2:name "Output" ;
+ lv2:symbol "output" ;
+ lv2:default 0.5 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment "Level trim"
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 3 ;
+ lv2:name "Env->VCF" ;
+ lv2:symbol "env_vcf" ;
+ lv2:default 0.85 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment "Positive or negative (squelchy!) envelope modulation of cut-off frequency"
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 4 ;
+ lv2:name "Attack" ;
+ lv2:symbol "attack" ;
+ lv2:default 0.0 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ lv2:designation param:attack ;
+ pg:group <http://drobilla.net/plugins/mda/RezFilter/env>
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 5 ;
+ lv2:name "Release" ;
+ lv2:symbol "release" ;
+ lv2:default 0.5 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ lv2:designation param:release ;
+ pg:group <http://drobilla.net/plugins/mda/RezFilter/env>
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 6 ;
+ lv2:name "LFO->VCF" ;
+ lv2:symbol "lfo_vcf" ;
+ lv2:default 0.7 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment "LFO modulation of cut-off frequency (turn to left for sample & hold LFO, right for sine)"
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 7 ;
+ lv2:name "LFO Rate" ;
+ lv2:symbol "lfo_rate" ;
+ lv2:default 0.4 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment "LFO modulation speed"
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 8 ;
+ lv2:name "Trigger" ;
+ lv2:symbol "trigger" ;
+ lv2:default 0.0 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment "Envelope trigger level (normally set to minimum to acts as a free-running envelope follower)"
+ ] , [
+ a lv2:InputPort ,
+ lv2:ControlPort ;
+ lv2:index 9 ;
+ lv2:name "Max Freq" ;
+ lv2:symbol "max_freq" ;
+ lv2:default 0.75 ;
+ lv2:minimum 0.0 ;
+ lv2:maximum 1.0 ;
+ rdfs:comment """Limit maximum cut-off frequency for a mellower sound (the filter can sound "screechy" at high frequencies)"""
+ ] , [
+ a lv2:InputPort ,
+ lv2:AudioPort ;
+ lv2:index 10 ;
+ lv2:symbol "left_in" ;
+ lv2:name "Left In" ;
+ lv2:designation pg:left ;
+ pg:group mda:mainIn
+ ] , [
+ a lv2:InputPort ,
+ lv2:AudioPort ;
+ lv2:index 11 ;
+ lv2:symbol "right_in" ;
+ lv2:name "Right In" ;
+ lv2:designation pg:right ;
+ pg:group mda:mainIn
+ ] , [
+ a lv2:OutputPort ,
+ lv2:AudioPort ;
+ lv2:index 12 ;
+ lv2:symbol "left_out" ;
+ lv2:name "Left Out" ;
+ lv2:designation pg:left ;
+ pg:group mda:mainOut
+ ] , [
+ a lv2:OutputPort ,
+ lv2:AudioPort ;
+ lv2:index 13 ;
+ lv2:symbol "right_out" ;
+ lv2:name "Right Out" ;
+ lv2:designation pg:right ;
+ pg:group mda:mainOut
+ ] .