# HG changeset patch
# User cannam
# Date 1222090800 0
# Node ID 20393d30baee0418b7ed2053a19b75d1d258e45a
# Parent  d4fbd4e6fdbf4bc3c60836a03003e901d00c9d5e
* Add hasDuration to output in ontology

diff -r d4fbd4e6fdbf -r 20393d30baee rdf/vamp.n3
--- a/rdf/vamp.n3	Thu Sep 18 16:08:28 2008 +0000
+++ b/rdf/vamp.n3	Mon Sep 22 13:40:00 2008 +0000
@@ -338,13 +338,25 @@
 	a owl:DatatypeProperty;
 	rdfs:label "quantized step";
 	rdfs:comment """
-		Quantize step. Only defined if is_quantized is true
+		Quantize step. Only defined for quantized outputs
 	""";
 	rdfs:domain vamp:QuantizedOutput;
 	rdfs:domain vamp:QuantizedParameter;
 	vs:term_status "unstable";
 	.
 
+vamp:has_duration
+	a rdf:Property;
+	a owl:FunctionalProperty;
+	a owl:DatatypeProperty;
+	rdfs:label "has duration";
+	rdfs:comment """
+		True if features on this output are known to have durations
+	""";
+	rdfs:domain vamp:PluginOutput;
+	vs:term_status "unstable";
+	.
+
 vamp:unit 
 	a rdf:Property;
 	a owl:DatatypeProperty;
@@ -428,7 +440,7 @@
 	vs:term_status "unstable";
 	.
 
-#These last 2 properties are included to match the Audio Features Ontology (not estrictly from the Vamp API).
+# The next 3 properties are included to link in the Audio Features Ontology (not estrictly from the Vamp API).
 
 vamp:computes_event_type
 	a rdf:Property;