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@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . @prefix vamp: <http://purl.org/ontology/vamp/> . @prefix plugbase: <http://vamp-plugins.org/rdf/plugins/vamp-example-plugins#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix dc: <http://purl.org/dc/elements/1.1/> . @prefix af: <http://purl.org/ontology/af/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . @prefix doap: <http://usefulinc.com/ns/doap#> . @prefix cc: <http://web.resource.org/cc/> . @prefix : <#> . <> a vamp:PluginDescription ; foaf:maker <http://www.vamp-plugins.org/doap.rdf#template-generator> ; foaf:primaryTopic <http://vamp-plugins.org/rdf/plugins/vamp-example-plugins> . :maker foaf:name "Vamp SDK Example Plugins" ; foaf:page <http://vamp-plugins.org/> . :vamp-example-plugins a vamp:PluginLibrary ; vamp:identifier "vamp-example-plugins" ; dc:title "Vamp example plugins" ; dc:description """A set of simple plugins as included with the Vamp developers kit. Amplitude tracker, simple percussion onset detector, tempo estimator, spectral centroid, power spectrum, and zero-crossing counter.""" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html> ; doap:download-page <http://vamp-plugins.org/develop.html> ; vamp:available_plugin plugbase:amplitudefollower ; vamp:available_plugin plugbase:fixedtempo ; vamp:available_plugin plugbase:percussiononsets ; vamp:available_plugin plugbase:powerspectrum ; vamp:available_plugin plugbase:spectralcentroid ; vamp:available_plugin plugbase:zerocrossing ; foaf:maker :maker ; dc:title "Vamp Example Plugins" ; dc:description """Example plugins from the Vamp Plugin SDK""" ; vamp:has_source true ; vamp:has_binary "linux32" ; vamp:has_binary "linux64" ; vamp:has_binary "osx" ; vamp:has_binary "win32" ; . plugbase:amplitudefollower a vamp:Plugin ; dc:title "Amplitude Follower" ; vamp:name "Amplitude Follower" ; dc:description "Track the amplitude of the audio signal" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#amplitudefollower> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "amplitudefollower" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "1" ; vamp:input_domain vamp:TimeDomain ; vamp:parameter plugbase:amplitudefollower_param_attack ; vamp:parameter plugbase:amplitudefollower_param_release ; vamp:output plugbase:amplitudefollower_output_amplitude ; . plugbase:amplitudefollower_param_attack a vamp:Parameter ; vamp:identifier "attack" ; dc:title "Attack time" ; dc:format "s" ; vamp:min_value 0 ; vamp:max_value 1 ; vamp:unit "s" ; vamp:default_value 0.01 ; vamp:value_names (); . plugbase:amplitudefollower_param_release a vamp:Parameter ; vamp:identifier "release" ; dc:title "Release time" ; dc:format "s" ; vamp:min_value 0 ; vamp:max_value 1 ; vamp:unit "s" ; vamp:default_value 0.01 ; vamp:value_names (); . plugbase:amplitudefollower_output_amplitude a vamp:DenseOutput ; vamp:identifier "amplitude" ; dc:title "Amplitude" ; dc:description "" ; vamp:fixed_bin_count "true" ; vamp:unit "V" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:Signal ; . plugbase:fixedtempo a vamp:Plugin ; dc:title "Simple Fixed Tempo Estimator" ; vamp:name "Simple Fixed Tempo Estimator" ; dc:description "Study a short section of audio and estimate its tempo, assuming the tempo is constant" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#fixedtempo> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "fixedtempo" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "1" ; vamp:input_domain vamp:FrequencyDomain ; vamp:output plugbase:fixedtempo_output_tempo ; vamp:output plugbase:fixedtempo_output_candidates ; vamp:output plugbase:fixedtempo_output_detectionfunction ; vamp:output plugbase:fixedtempo_output_acf ; vamp:output plugbase:fixedtempo_output_filtered_acf ; . plugbase:fixedtempo_output_tempo a vamp:SparseOutput ; vamp:identifier "tempo" ; dc:title "Tempo" ; dc:description "Estimated tempo" ; vamp:fixed_bin_count "true" ; vamp:unit "bpm" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:sample_type vamp:VariableSampleRate ; vamp:computes_event_type af:Tempo ; . plugbase:fixedtempo_output_candidates a vamp:SparseOutput ; vamp:identifier "candidates" ; dc:title "Tempo candidates" ; dc:description "Possible tempo estimates, one per bin with the most likely in the first bin" ; vamp:fixed_bin_count "false" ; vamp:unit "bpm" ; vamp:sample_type vamp:VariableSampleRate ; vamp:computes_event_type af:Tempo ; . plugbase:fixedtempo_output_detectionfunction a vamp:DenseOutput ; vamp:identifier "detectionfunction" ; dc:title "Detection Function" ; dc:description "Onset detection function" ; vamp:fixed_bin_count "true" ; vamp:unit "" ; a vamp:KnownExtentsOutput ; vamp:min_value 0 ; vamp:max_value 1 ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:OnsetDetectionFunction ; . plugbase:fixedtempo_output_acf a vamp:DenseOutput ; vamp:identifier "acf" ; dc:title "Autocorrelation Function" ; dc:description "Autocorrelation of onset detection function" ; vamp:fixed_bin_count "true" ; vamp:unit "r" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:Signal ; . plugbase:fixedtempo_output_filtered_acf a vamp:DenseOutput ; vamp:identifier "filtered_acf" ; dc:title "Filtered Autocorrelation" ; dc:description "Filtered autocorrelation of onset detection function" ; vamp:fixed_bin_count "true" ; vamp:unit "r" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:Signal ; . plugbase:percussiononsets a vamp:Plugin ; dc:title "Simple Percussion Onset Detector" ; vamp:name "Simple Percussion Onset Detector" ; dc:description "Detect percussive note onsets by identifying broadband energy rises" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#percussiononsets> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "percussiononsets" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "2" ; vamp:input_domain vamp:FrequencyDomain ; vamp:parameter plugbase:percussiononsets_param_threshold ; vamp:parameter plugbase:percussiononsets_param_sensitivity ; vamp:output plugbase:percussiononsets_output_onsets ; vamp:output plugbase:percussiononsets_output_detectionfunction ; . plugbase:percussiononsets_param_threshold a vamp:Parameter ; vamp:identifier "threshold" ; dc:title "Energy rise threshold" ; dc:format "dB" ; vamp:min_value 0 ; vamp:max_value 20 ; vamp:unit "dB" ; vamp:default_value 3 ; vamp:value_names (); . plugbase:percussiononsets_param_sensitivity a vamp:Parameter ; vamp:identifier "sensitivity" ; dc:title "Sensitivity" ; dc:format "%" ; vamp:min_value 0 ; vamp:max_value 100 ; vamp:unit "%" ; vamp:default_value 40 ; vamp:value_names (); . plugbase:percussiononsets_output_onsets a vamp:SparseOutput ; vamp:identifier "onsets" ; dc:title "Onsets" ; dc:description "Percussive note onset locations" ; vamp:fixed_bin_count "true" ; vamp:unit "" ; vamp:bin_count 0 ; vamp:bin_names (); vamp:sample_type vamp:VariableSampleRate ; vamp:computes_event_type af:Onset ; . plugbase:percussiononsets_output_detectionfunction a vamp:DenseOutput ; vamp:identifier "detectionfunction" ; dc:title "Detection Function" ; dc:description "Broadband energy rise detection function" ; vamp:fixed_bin_count "true" ; vamp:unit "" ; a vamp:QuantizedOutput ; vamp:quantize_step 1 ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:OnsetDetectionFunction ; . plugbase:powerspectrum a vamp:Plugin ; dc:title "Simple Power Spectrum" ; vamp:name "Simple Power Spectrum" ; dc:description "Return the power spectrum of a signal" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#powerspectrum> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "powerspectrum" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "1" ; vamp:input_domain vamp:FrequencyDomain ; vamp:output plugbase:powerspectrum_output_powerspectrum ; . plugbase:powerspectrum_output_powerspectrum a vamp:DenseOutput ; vamp:identifier "powerspectrum" ; dc:title "Power Spectrum" ; dc:description "Power values of the frequency spectrum bins calculated from the input signal" ; vamp:computes_signal_type af:Signal ; . plugbase:spectralcentroid a vamp:Plugin ; dc:title "Spectral Centroid" ; vamp:name "Spectral Centroid" ; dc:description "Calculate the centroid frequency of the spectrum of the input signal" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#spectralcentroid> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "spectralcentroid" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "2" ; vamp:input_domain vamp:FrequencyDomain ; vamp:output plugbase:spectralcentroid_output_logcentroid ; vamp:output plugbase:spectralcentroid_output_linearcentroid ; . plugbase:spectralcentroid_output_logcentroid a vamp:DenseOutput ; vamp:identifier "logcentroid" ; dc:title "Log Frequency Centroid" ; dc:description "Centroid of the log weighted frequency spectrum" ; vamp:fixed_bin_count "true" ; vamp:unit "Hz" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:LogFrequencyCentroid ; . plugbase:spectralcentroid_output_linearcentroid a vamp:DenseOutput ; vamp:identifier "linearcentroid" ; dc:title "Linear Frequency Centroid" ; dc:description "Centroid of the linear frequency spectrum" ; vamp:fixed_bin_count "true" ; vamp:unit "Hz" ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:LinearFrequencyCentroid ; . plugbase:zerocrossing a vamp:Plugin ; dc:title "Zero Crossings" ; vamp:name "Zero Crossings" ; dc:description "Detect and count zero crossing points" ; foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#zerocrossing> ; foaf:maker :maker ; cc:license <http://creativecommons.org/licenses/BSD/> ; dc:rights "Freely redistributable (BSD license)" ; vamp:identifier "zerocrossing" ; vamp:vamp_API_version vamp:api_version_2 ; owl:versionInfo "2" ; vamp:input_domain vamp:TimeDomain ; vamp:output plugbase:zerocrossing_output_counts ; vamp:output plugbase:zerocrossing_output_zerocrossings ; . plugbase:zerocrossing_output_counts a vamp:DenseOutput ; vamp:identifier "counts" ; dc:title "Zero Crossing Counts" ; dc:description "The number of zero crossing points per processing block" ; vamp:fixed_bin_count "true" ; vamp:unit "crossings" ; a vamp:QuantizedOutput ; vamp:quantize_step 1 ; vamp:bin_count 1 ; vamp:bin_names ( ""); vamp:computes_signal_type af:ZeroCrossingCount ; . plugbase:zerocrossing_output_zerocrossings a vamp:SparseOutput ; vamp:identifier "zerocrossings" ; dc:title "Zero Crossings" ; dc:description "The locations of zero crossing points" ; vamp:fixed_bin_count "true" ; vamp:unit "" ; a vamp:QuantizedOutput ; vamp:quantize_step 1 ; vamp:bin_count 0 ; vamp:bin_names (); vamp:sample_type vamp:VariableSampleRate ; vamp:computes_event_type af:ZeroCrossing ; .