diff options
Diffstat (limited to 'lv2/parameters')
-rw-r--r-- | lv2/parameters/parameters.meta.ttl | 29 | ||||
-rw-r--r-- | lv2/parameters/parameters.ttl | 55 |
2 files changed, 52 insertions, 32 deletions
diff --git a/lv2/parameters/parameters.meta.ttl b/lv2/parameters/parameters.meta.ttl index 028b3b0..5fcd047 100644 --- a/lv2/parameters/parameters.meta.ttl +++ b/lv2/parameters/parameters.meta.ttl @@ -1,6 +1,8 @@ @prefix dcs: <http://ontologi.es/doap-changeset#> . @prefix doap: <http://usefulinc.com/ns/doap#> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . +@prefix lv2: <http://lv2plug.in/ns/lv2core#> . +@prefix param: <http://lv2plug.in/ns/ext/parameters#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <http://lv2plug.in/ns/ext/parameters> @@ -44,5 +46,30 @@ doap:created "2009-00-00" ; doap:shortdesc "Common parameters for audio processing." ; doap:maintainer <http://drobilla.net/drobilla#me> ; - doap:developer <http://lv2plug.in/ns/meta#larsl> . + doap:developer <http://lv2plug.in/ns/meta#larsl> ; + lv2:documentation """ + +This is a vocabulary for parameters that are common in audio processing +software. A <q>parameter</q> is purely a metadata concept, unrelated to any +particular code mechanism. Parameters are used to assign meaning to controls +(e.g. using lv2:designation for ports) so they can be used more intelligently +or presented to the user more efficiently. + +"""^^lv2:Markdown . + +param:wetDryRatio + a lv2:Parameter ; + rdfs:label "wet/dry ratio" ; + lv2:documentation """ + +The ratio between processed and bypass components in output signal. The dry +and wet percentages can be calculated from the following equations: + + :::c + dry = (wetDryRatio.maximum - wetDryRatio.value) / wetDryRatio.maximum + wet = wetDryRatio.value / wetDryRatio.maximum + +Typically, maximum value of 1 or 100 and minimum value of 0 should be used. + +"""^^lv2:Markdown . diff --git a/lv2/parameters/parameters.ttl b/lv2/parameters/parameters.ttl index 05b59ff..4ce2d8b 100644 --- a/lv2/parameters/parameters.ttl +++ b/lv2/parameters/parameters.ttl @@ -8,13 +8,9 @@ <http://lv2plug.in/ns/ext/parameters> a lv2:Specification ; - rdfs:seeAlso <parameters.meta.ttl> ; - lv2:documentation """ -<p>This vocabulary describes parameters common in audio processing software. A -<q>parameter</q> is purely a metadata concept, unrelated to any particular code -mechanism. Parameters are used to assign meaning to controls (e.g. using -lv2:designation for ports) so they can be used more intelligently or presented -to the user more efficiently.</p> """ . + rdfs:label "LV2 Parameters" ; + rdfs:comment "Common parameters for audio processing." ; + rdfs:seeAlso <parameters.meta.ttl> . param:ControlGroup a rdfs:Class ; @@ -25,41 +21,44 @@ param:ControlGroup param:amplitude a lv2:Parameter ; rdfs:range atom:Float ; - rdfs:label "amplitude" . + rdfs:label "amplitude" ; + rdfs:comment "An amplitude as a factor, where 0 is silent and 1 is unity." . param:attack a lv2:Parameter ; rdfs:range atom:Float ; rdfs:label "attack" ; - rdfs:comment """The duration of an envelope's attack stage.""" . + rdfs:comment "The duration of an envelope attack stage." . param:cutoffFrequency a lv2:Parameter ; rdfs:range atom:Float ; - rdfs:label "cutoff frequency" . + rdfs:label "cutoff frequency" ; + rdfs:comment "The cutoff frequency, typically in Hz, for a filter." . param:decay a lv2:Parameter ; rdfs:range atom:Float ; rdfs:label "decay" ; - rdfs:comment """The duration of an envelope's decay stage.""" . + rdfs:comment "The duration of an envelope decay stage." . param:delay a lv2:Parameter ; rdfs:range atom:Float ; rdfs:label "delay" ; - rdfs:comment """The duration of an envelope's delay stage.""" . + rdfs:comment "The duration of an envelope delay stage." . param:frequency a lv2:Parameter ; rdfs:range atom:Float ; - rdfs:label "frequency" . + rdfs:label "frequency" ; + rdfs:comment "A frequency, typically in Hz." . param:hold a lv2:Parameter ; rdfs:range atom:Float ; rdfs:label "hold" ; - rdfs:comment """The duration of an envelope's hold stage.""" . + rdfs:comment "The duration of an envelope hold stage." . param:pulseWidth a lv2:Parameter ; @@ -77,7 +76,7 @@ param:release a lv2:Parameter ; rdfs:range atom:Float ; rdfs:label "release" ; - rdfs:comment """The duration of an envelope's release stage.""" . + rdfs:comment "The duration of an envelope release stage." . param:resonance a lv2:Parameter ; @@ -89,7 +88,7 @@ param:sustain a lv2:Parameter ; rdfs:label "sustain" ; rdfs:range atom:Float ; - rdfs:comment """The level (not duration) of an envelope's sustain stage.""" . + rdfs:comment "The level of an envelope sustain stage as a factor." . param:threshold a lv2:Parameter ; @@ -100,7 +99,8 @@ param:threshold param:waveform a lv2:Parameter ; rdfs:range atom:Float ; - rdfs:label "waveform" . + rdfs:label "waveform" ; + rdfs:comment """The waveform "fader" for oscillators or modulators that have several.""" . param:gain a lv2:Parameter ; @@ -115,18 +115,7 @@ param:gain param:wetDryRatio a lv2:Parameter ; rdfs:label "wet/dry ratio" ; - lv2:documentation """ -<p>The ratio between processed and bypass components in output signal. The dry -and wet percentages can be calculated from the following equations:</p> - -<pre class="c-code"> - dry = (wetDryRatio.maximum - wetDryRatio.value) / wetDryRatio.maximum - wet = wetDryRatio.value / wetDryRatio.maximum -</pre> - -<p>Typically, maximum value of 1 or 100 and minimum value of 0 should be -used.</p> -""" . + rdfs:comment "The ratio between processed and bypassed levels in the output." . param:wetLevel a lv2:Parameter ; @@ -141,7 +130,7 @@ param:dryLevel param:bypass a lv2:Parameter ; rdfs:label "bypass" ; - rdfs:comment "A boolean parameter that disabled processing if true." . + rdfs:comment "A boolean parameter that disables processing if true." . param:sampleRate a lv2:Parameter ; @@ -151,7 +140,8 @@ param:sampleRate param:EnvelopeControls a rdfs:Class ; rdfs:subClassOf param:ControlGroup ; - rdfs:label "DAHDSR Envelope Controls" ; + rdfs:label "Envelope Controls" ; + rdfs:comment "Typical controls for a DAHDSR envelope." ; pg:element [ lv2:index 0 ; lv2:designation param:delay @@ -176,6 +166,7 @@ param:OscillatorControls a rdfs:Class ; rdfs:subClassOf param:ControlGroup ; rdfs:label "Oscillator Controls" ; + rdfs:comment "Typical controls for an oscillator." ; pg:element [ lv2:designation param:frequency ] , [ @@ -190,6 +181,7 @@ param:FilterControls a rdfs:Class ; rdfs:subClassOf param:ControlGroup ; rdfs:label "Filter Controls" ; + rdfs:comment "Typical controls for a filter." ; pg:element [ lv2:designation param:cutoffFrequency ] , [ @@ -200,6 +192,7 @@ param:CompressorControls a rdfs:Class ; rdfs:subClassOf param:ControlGroup ; rdfs:label "Compressor Controls" ; + rdfs:comment "Typical controls for a compressor." ; pg:element [ lv2:designation param:threshold ] , [ |