@prefix bufs: . @prefix doap: . @prefix foaf: . @prefix lv2: . @prefix opts: . @prefix params: . @prefix rdfs: . @prefix unit: . a lv2:Plugin, lv2:AmplifierPlugin , doap:Project ; lv2:optionalFeature lv2:hardRTCapable , bufs:boundedBlockLength , opts:options ; opts:supportedOption bufs:nominalBlockLength , bufs:maxBlockLength , params:sampleRate ; lv2:port [ a lv2:InputPort, lv2:AudioPort ; lv2:index 0 ; lv2:name "Audio In" ; lv2:symbol "in" ; ], [ a lv2:OutputPort, lv2:AudioPort ; lv2:index 1 ; lv2:name "Audio Out" ; lv2:symbol "out" ; ], [ a lv2:InputPort, lv2:ControlPort ; lv2:index 2 ; lv2:name "Gain" ; lv2:symbol "gain" ; lv2:default 0.0 ; lv2:minimum -90.0 ; lv2:maximum 20.0 ; unit:unit unit:db ; ]; rdfs:comment """ A simple amplifier / attenuator. """ ; doap:name "nymph example amp" ; doap:license ; doap:maintainer [ foaf:name "Christopher Arndt" ; foaf:mbox ; foaf:homepage ; ] ; lv2:microVersion 0 ; lv2:minorVersion 1 .