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1 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
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2 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
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3 @prefix vamp: <http://purl.org/ontology/vamp/> .
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4 @prefix plugbase: <http://vamp-plugins.org/rdf/plugins/vamp-example-plugins#> .
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5 @prefix owl: <http://www.w3.org/2002/07/owl#> .
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6 @prefix dc: <http://purl.org/dc/elements/1.1/> .
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7 @prefix af: <http://purl.org/ontology/af/> .
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8 @prefix foaf: <http://xmlns.com/foaf/0.1/> .
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9 @prefix doap: <http://usefulinc.com/ns/doap#> .
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10 @prefix cc: <http://web.resource.org/cc/> .
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11 @prefix : <#> .
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12
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13 <> a vamp:PluginDescription ;
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14 foaf:maker <http://www.vamp-plugins.org/doap.rdf#template-generator> ;
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15 foaf:primaryTopic <http://vamp-plugins.org/rdf/plugins/vamp-example-plugins> .
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16
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17 :maker
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18 foaf:name "Vamp SDK Example Plugins" ;
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19 foaf:page <http://vamp-plugins.org/> .
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20
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21 :vamp-example-plugins a vamp:PluginLibrary ;
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22 vamp:identifier "vamp-example-plugins" ;
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23 dc:title "Vamp example plugins" ;
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24 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.""" ;
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25 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html> ;
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26 doap:download-page <http://vamp-plugins.org/develop.html> ;
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27 vamp:available_plugin plugbase:amplitudefollower ;
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28 vamp:available_plugin plugbase:fixedtempo ;
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29 vamp:available_plugin plugbase:percussiononsets ;
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30 vamp:available_plugin plugbase:powerspectrum ;
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31 vamp:available_plugin plugbase:spectralcentroid ;
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32 vamp:available_plugin plugbase:zerocrossing ;
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33 foaf:maker :maker ;
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34 dc:title "Vamp Example Plugins" ;
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35 dc:description """Example plugins from the Vamp Plugin SDK""" ;
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36 vamp:has_source true ;
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37 vamp:has_binary "linux32" ;
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38 vamp:has_binary "linux64" ;
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39 vamp:has_binary "osx" ;
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40 vamp:has_binary "win32" ;
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41 .
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42
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43 plugbase:amplitudefollower a vamp:Plugin ;
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44 dc:title "Amplitude Follower" ;
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45 vamp:name "Amplitude Follower" ;
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46 dc:description "Track the amplitude of the audio signal" ;
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47 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#amplitudefollower> ;
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48 foaf:maker :maker ;
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49 cc:license <http://creativecommons.org/licenses/BSD/> ;
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50 dc:rights "Freely redistributable (BSD license)" ;
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51 vamp:identifier "amplitudefollower" ;
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52 vamp:vamp_API_version vamp:api_version_2 ;
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53 owl:versionInfo "1" ;
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54 vamp:input_domain vamp:TimeDomain ;
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55
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56 vamp:parameter plugbase:amplitudefollower_param_attack ;
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57 vamp:parameter plugbase:amplitudefollower_param_release ;
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58
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59 vamp:output plugbase:amplitudefollower_output_amplitude ;
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60 .
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61 plugbase:amplitudefollower_param_attack a vamp:Parameter ;
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62 vamp:identifier "attack" ;
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63 dc:title "Attack time" ;
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64 dc:format "s" ;
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65 vamp:min_value 0 ;
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66 vamp:max_value 1 ;
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67 vamp:unit "s" ;
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68 vamp:default_value 0.01 ;
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69 vamp:value_names ();
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70 .
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71 plugbase:amplitudefollower_param_release a vamp:Parameter ;
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72 vamp:identifier "release" ;
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73 dc:title "Release time" ;
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74 dc:format "s" ;
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75 vamp:min_value 0 ;
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76 vamp:max_value 1 ;
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77 vamp:unit "s" ;
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78 vamp:default_value 0.01 ;
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79 vamp:value_names ();
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80 .
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81 plugbase:amplitudefollower_output_amplitude a vamp:DenseOutput ;
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82 vamp:identifier "amplitude" ;
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83 dc:title "Amplitude" ;
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84 dc:description "" ;
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85 vamp:fixed_bin_count "true" ;
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86 vamp:unit "V" ;
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87 vamp:bin_count 1 ;
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88 vamp:bin_names ( "");
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89 vamp:computes_signal_type af:Signal ;
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90 .
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91 plugbase:fixedtempo a vamp:Plugin ;
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92 dc:title "Simple Fixed Tempo Estimator" ;
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93 vamp:name "Simple Fixed Tempo Estimator" ;
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94 dc:description "Study a short section of audio and estimate its tempo, assuming the tempo is constant" ;
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95 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#fixedtempo> ;
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96 foaf:maker :maker ;
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97 cc:license <http://creativecommons.org/licenses/BSD/> ;
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98 dc:rights "Freely redistributable (BSD license)" ;
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99 vamp:identifier "fixedtempo" ;
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100 vamp:vamp_API_version vamp:api_version_2 ;
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101 owl:versionInfo "1" ;
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102 vamp:input_domain vamp:FrequencyDomain ;
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103
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104 vamp:output plugbase:fixedtempo_output_tempo ;
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105 vamp:output plugbase:fixedtempo_output_candidates ;
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106 vamp:output plugbase:fixedtempo_output_detectionfunction ;
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107 vamp:output plugbase:fixedtempo_output_acf ;
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108 vamp:output plugbase:fixedtempo_output_filtered_acf ;
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109 .
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110 plugbase:fixedtempo_output_tempo a vamp:SparseOutput ;
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111 vamp:identifier "tempo" ;
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112 dc:title "Tempo" ;
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113 dc:description "Estimated tempo" ;
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114 vamp:fixed_bin_count "true" ;
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115 vamp:unit "bpm" ;
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116 vamp:bin_count 1 ;
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117 vamp:bin_names ( "");
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118 vamp:sample_type vamp:VariableSampleRate ;
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119 vamp:computes_event_type af:Tempo ;
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120 .
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121 plugbase:fixedtempo_output_candidates a vamp:SparseOutput ;
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122 vamp:identifier "candidates" ;
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123 dc:title "Tempo candidates" ;
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124 dc:description "Possible tempo estimates, one per bin with the most likely in the first bin" ;
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125 vamp:fixed_bin_count "false" ;
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126 vamp:unit "bpm" ;
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127 vamp:sample_type vamp:VariableSampleRate ;
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128 vamp:computes_event_type af:Tempo ;
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129 .
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130 plugbase:fixedtempo_output_detectionfunction a vamp:DenseOutput ;
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131 vamp:identifier "detectionfunction" ;
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132 dc:title "Detection Function" ;
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133 dc:description "Onset detection function" ;
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134 vamp:fixed_bin_count "true" ;
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135 vamp:unit "" ;
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136 a vamp:KnownExtentsOutput ;
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137 vamp:min_value 0 ;
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138 vamp:max_value 1 ;
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139 vamp:bin_count 1 ;
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140 vamp:bin_names ( "");
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141 vamp:computes_signal_type af:OnsetDetectionFunction ;
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142 .
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143 plugbase:fixedtempo_output_acf a vamp:DenseOutput ;
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144 vamp:identifier "acf" ;
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145 dc:title "Autocorrelation Function" ;
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146 dc:description "Autocorrelation of onset detection function" ;
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147 vamp:fixed_bin_count "true" ;
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148 vamp:unit "r" ;
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149 vamp:bin_count 1 ;
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150 vamp:bin_names ( "");
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151 vamp:computes_signal_type af:Signal ;
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152 .
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153 plugbase:fixedtempo_output_filtered_acf a vamp:DenseOutput ;
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154 vamp:identifier "filtered_acf" ;
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155 dc:title "Filtered Autocorrelation" ;
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156 dc:description "Filtered autocorrelation of onset detection function" ;
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157 vamp:fixed_bin_count "true" ;
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158 vamp:unit "r" ;
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159 vamp:bin_count 1 ;
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160 vamp:bin_names ( "");
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161 vamp:computes_signal_type af:Signal ;
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162 .
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163 plugbase:percussiononsets a vamp:Plugin ;
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164 dc:title "Simple Percussion Onset Detector" ;
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165 vamp:name "Simple Percussion Onset Detector" ;
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166 dc:description "Detect percussive note onsets by identifying broadband energy rises" ;
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167 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#percussiononsets> ;
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168 foaf:maker :maker ;
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169 cc:license <http://creativecommons.org/licenses/BSD/> ;
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170 dc:rights "Freely redistributable (BSD license)" ;
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171 vamp:identifier "percussiononsets" ;
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172 vamp:vamp_API_version vamp:api_version_2 ;
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173 owl:versionInfo "2" ;
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174 vamp:input_domain vamp:FrequencyDomain ;
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175
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176 vamp:parameter plugbase:percussiononsets_param_threshold ;
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177 vamp:parameter plugbase:percussiononsets_param_sensitivity ;
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178
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179 vamp:output plugbase:percussiononsets_output_onsets ;
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180 vamp:output plugbase:percussiononsets_output_detectionfunction ;
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181 .
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182 plugbase:percussiononsets_param_threshold a vamp:Parameter ;
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183 vamp:identifier "threshold" ;
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184 dc:title "Energy rise threshold" ;
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185 dc:format "dB" ;
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186 vamp:min_value 0 ;
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187 vamp:max_value 20 ;
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188 vamp:unit "dB" ;
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189 vamp:default_value 3 ;
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190 vamp:value_names ();
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191 .
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192 plugbase:percussiononsets_param_sensitivity a vamp:Parameter ;
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193 vamp:identifier "sensitivity" ;
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194 dc:title "Sensitivity" ;
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195 dc:format "%" ;
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196 vamp:min_value 0 ;
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197 vamp:max_value 100 ;
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198 vamp:unit "%" ;
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199 vamp:default_value 40 ;
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200 vamp:value_names ();
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201 .
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202 plugbase:percussiononsets_output_onsets a vamp:SparseOutput ;
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203 vamp:identifier "onsets" ;
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204 dc:title "Onsets" ;
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205 dc:description "Percussive note onset locations" ;
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206 vamp:fixed_bin_count "true" ;
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207 vamp:unit "" ;
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208 vamp:bin_count 0 ;
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209 vamp:bin_names ();
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210 vamp:sample_type vamp:VariableSampleRate ;
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211 vamp:computes_event_type af:Onset ;
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212 .
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213 plugbase:percussiononsets_output_detectionfunction a vamp:DenseOutput ;
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214 vamp:identifier "detectionfunction" ;
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215 dc:title "Detection Function" ;
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216 dc:description "Broadband energy rise detection function" ;
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217 vamp:fixed_bin_count "true" ;
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218 vamp:unit "" ;
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219 a vamp:QuantizedOutput ;
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220 vamp:quantize_step 1 ;
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221 vamp:bin_count 1 ;
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222 vamp:bin_names ( "");
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223 vamp:computes_signal_type af:OnsetDetectionFunction ;
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224 .
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225 plugbase:powerspectrum a vamp:Plugin ;
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226 dc:title "Simple Power Spectrum" ;
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227 vamp:name "Simple Power Spectrum" ;
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228 dc:description "Return the power spectrum of a signal" ;
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229 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#powerspectrum> ;
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230 foaf:maker :maker ;
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231 cc:license <http://creativecommons.org/licenses/BSD/> ;
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232 dc:rights "Freely redistributable (BSD license)" ;
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233 vamp:identifier "powerspectrum" ;
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234 vamp:vamp_API_version vamp:api_version_2 ;
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235 owl:versionInfo "1" ;
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236 vamp:input_domain vamp:FrequencyDomain ;
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237
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238 vamp:output plugbase:powerspectrum_output_powerspectrum ;
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239 .
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240 plugbase:powerspectrum_output_powerspectrum a vamp:DenseOutput ;
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241 vamp:identifier "powerspectrum" ;
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242 dc:title "Power Spectrum" ;
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243 dc:description "Power values of the frequency spectrum bins calculated from the input signal" ;
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244 vamp:computes_signal_type af:Signal ;
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245 .
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246 plugbase:spectralcentroid a vamp:Plugin ;
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247 dc:title "Spectral Centroid" ;
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248 vamp:name "Spectral Centroid" ;
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249 dc:description "Calculate the centroid frequency of the spectrum of the input signal" ;
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250 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#spectralcentroid> ;
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251 foaf:maker :maker ;
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252 cc:license <http://creativecommons.org/licenses/BSD/> ;
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253 dc:rights "Freely redistributable (BSD license)" ;
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254 vamp:identifier "spectralcentroid" ;
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255 vamp:vamp_API_version vamp:api_version_2 ;
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256 owl:versionInfo "2" ;
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257 vamp:input_domain vamp:FrequencyDomain ;
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258
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259 vamp:output plugbase:spectralcentroid_output_logcentroid ;
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260 vamp:output plugbase:spectralcentroid_output_linearcentroid ;
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261 .
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262 plugbase:spectralcentroid_output_logcentroid a vamp:DenseOutput ;
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263 vamp:identifier "logcentroid" ;
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264 dc:title "Log Frequency Centroid" ;
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265 dc:description "Centroid of the log weighted frequency spectrum" ;
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266 vamp:fixed_bin_count "true" ;
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267 vamp:unit "Hz" ;
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268 vamp:bin_count 1 ;
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269 vamp:bin_names ( "");
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270 vamp:computes_signal_type af:LogFrequencyCentroid ;
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271 .
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272 plugbase:spectralcentroid_output_linearcentroid a vamp:DenseOutput ;
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273 vamp:identifier "linearcentroid" ;
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274 dc:title "Linear Frequency Centroid" ;
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275 dc:description "Centroid of the linear frequency spectrum" ;
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276 vamp:fixed_bin_count "true" ;
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277 vamp:unit "Hz" ;
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278 vamp:bin_count 1 ;
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279 vamp:bin_names ( "");
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280 vamp:computes_signal_type af:LinearFrequencyCentroid ;
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281 .
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282 plugbase:zerocrossing a vamp:Plugin ;
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283 dc:title "Zero Crossings" ;
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284 vamp:name "Zero Crossings" ;
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285 dc:description "Detect and count zero crossing points" ;
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286 foaf:page <http://www.vamp-plugins.org/plugin-doc/vamp-example-plugins.html#zerocrossing> ;
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287 foaf:maker :maker ;
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288 cc:license <http://creativecommons.org/licenses/BSD/> ;
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289 dc:rights "Freely redistributable (BSD license)" ;
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290 vamp:identifier "zerocrossing" ;
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291 vamp:vamp_API_version vamp:api_version_2 ;
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292 owl:versionInfo "2" ;
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293 vamp:input_domain vamp:TimeDomain ;
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294 vamp:output plugbase:zerocrossing_output_counts ;
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295 vamp:output plugbase:zerocrossing_output_zerocrossings ;
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296 .
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297 plugbase:zerocrossing_output_counts a vamp:DenseOutput ;
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298 vamp:identifier "counts" ;
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299 dc:title "Zero Crossing Counts" ;
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300 dc:description "The number of zero crossing points per processing block" ;
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301 vamp:fixed_bin_count "true" ;
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302 vamp:unit "crossings" ;
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303 a vamp:QuantizedOutput ;
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304 vamp:quantize_step 1 ;
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305 vamp:bin_count 1 ;
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306 vamp:bin_names ( "");
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307 vamp:computes_signal_type af:ZeroCrossingCount ;
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308 .
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309 plugbase:zerocrossing_output_zerocrossings a vamp:SparseOutput ;
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310 vamp:identifier "zerocrossings" ;
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311 dc:title "Zero Crossings" ;
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312 dc:description "The locations of zero crossing points" ;
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313 vamp:fixed_bin_count "true" ;
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314 vamp:unit "" ;
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315 a vamp:QuantizedOutput ;
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316 vamp:quantize_step 1 ;
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317 vamp:bin_count 0 ;
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318 vamp:bin_names ();
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319 vamp:sample_type vamp:VariableSampleRate ;
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320 vamp:computes_event_type af:ZeroCrossing ;
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321 .
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322
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