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Add a page about the Vamp Plugin Pack, including links to download mirrors
author Chris Cannam
date Tue, 11 Aug 2020 16:41:11 +0100
parents 8260c0f4e05b
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cannam@0 5 <title>VampPluginSDK: ZeroCrossing Class Reference</title>
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cannam@50 30 <div id="projectname">VampPluginSDK
cannam@50 31 &#160;<span id="projectnumber">2.1</span>
cannam@50 32 </div>
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cannam@50 34 </td>
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cannam@50 73 <div id="doc-content">
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cannam@50 76 <a href="#pub-types">Public Types</a> &#124;
cannam@50 77 <a href="#pub-methods">Public Member Functions</a> &#124;
cannam@50 78 <a href="#pro-attribs">Protected Attributes</a> </div>
cannam@50 79 <div class="headertitle">
cannam@50 80 <div class="title">ZeroCrossing Class Reference</div> </div>
cannam@50 81 </div>
cannam@0 82 <div class="contents">
cannam@50 83 <!-- doxytag: class="ZeroCrossing" --><!-- doxytag: inherits="Vamp::Plugin" -->
cannam@50 84 <p>Example plugin that calculates the positions and density of zero-crossing points in an audio waveform.
cannam@50 85 <a href="classZeroCrossing.html#details">More...</a></p>
cannam@50 86
cannam@50 87 <p><code>#include &lt;<a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a>&gt;</code></p>
cannam@0 88 <div class="dynheader">
cannam@0 89 Inheritance diagram for ZeroCrossing:</div>
cannam@50 90 <div class="dyncontent">
cannam@50 91 <div class="center"><img src="classZeroCrossing__inherit__graph.png" border="0" usemap="#ZeroCrossing_inherit__map" alt="Inheritance graph"/></div>
cannam@50 92 <map name="ZeroCrossing_inherit__map" id="ZeroCrossing_inherit__map">
cannam@50 93 <area shape="rect" id="node2" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o..." alt="" coords="18,81,109,106"/><area shape="rect" id="node4" href="classVamp_1_1PluginBase.html" title="A base class for plugins with optional configurable parameters, programs, etc." alt="" coords="5,6,123,31"/></map>
cannam@50 94 <center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
cannam@0 95
cannam@50 96 <p><a href="classZeroCrossing-members.html">List of all members.</a></p>
cannam@50 97 <table class="memberdecls">
cannam@50 98 <tr><td colspan="2"><h2><a name="pub-types"></a>
cannam@50 99 Public Types</h2></td></tr>
cannam@50 100 <tr><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a> { <a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bcad4a9f31b958a43a9757af7893aa2e7ff">TimeDomain</a>,
cannam@50 101 <a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bcaa30e7877ab33f76acbdca28607e6ab53">FrequencyDomain</a>
cannam@0 102 }</td></tr>
cannam@50 103 <tr><td class="memItemLeft" align="right" valign="top">typedef std::vector<br class="typebreak"/>
cannam@50 104 &lt; <a class="el" href="structVamp_1_1Plugin_1_1OutputDescriptor.html">OutputDescriptor</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a30f531b8fb69fac41a24e3d2a6a08ed9">OutputList</a></td></tr>
cannam@50 105 <tr><td class="memItemLeft" align="right" valign="top">typedef std::vector&lt; <a class="el" href="structVamp_1_1Plugin_1_1Feature.html">Feature</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a></td></tr>
cannam@50 106 <tr><td class="memItemLeft" align="right" valign="top">typedef std::map&lt; int, <br class="typebreak"/>
cannam@50 107 <a class="el" href="classVamp_1_1Plugin.html#a0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a></td></tr>
cannam@50 108 <tr><td class="memItemLeft" align="right" valign="top">typedef std::vector<br class="typebreak"/>
cannam@50 109 &lt; <a class="el" href="structVamp_1_1PluginBase_1_1ParameterDescriptor.html">ParameterDescriptor</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a></td></tr>
cannam@50 110 <tr><td class="memItemLeft" align="right" valign="top">typedef std::vector&lt; std::string &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a7f66f00437b21e5f694fe02356b12f20">ProgramList</a></td></tr>
cannam@50 111 <tr><td colspan="2"><h2><a name="pub-methods"></a>
cannam@50 112 Public Member Functions</h2></td></tr>
cannam@50 113 <tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a9855153a54bdc9ba75cc1a705a149473">ZeroCrossing</a> (float inputSampleRate)</td></tr>
cannam@50 114 <tr><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#af1de0da862e6e2443581e4e16044675b">~ZeroCrossing</a> ()</td></tr>
cannam@50 115 <tr><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#af21bbcc87a6eb7875dfab7d86222dccc">initialise</a> (size_t channels, size_t stepSize, size_t blockSize)</td></tr>
cannam@50 116 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames). <a href="#af21bbcc87a6eb7875dfab7d86222dccc"></a><br/></td></tr>
cannam@50 117 <tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a9ae6c4a31ea027dceb1e97ead807e228">reset</a> ()</td></tr>
cannam@50 118 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Reset the plugin after use, to prepare it for another clean run. <a href="#a9ae6c4a31ea027dceb1e97ead807e228"></a><br/></td></tr>
cannam@50 119 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#aafe2ce6ebd353a14c40db7e8e60f4051">getInputDomain</a> () const </td></tr>
cannam@50 120 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the plugin's required input domain. <a href="#aafe2ce6ebd353a14c40db7e8e60f4051"></a><br/></td></tr>
cannam@50 121 <tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#af2baf9e19fcdd11cfe97ace56d4f5c1a">getIdentifier</a> () const </td></tr>
cannam@50 122 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the computer-usable name of the plugin. <a href="#af2baf9e19fcdd11cfe97ace56d4f5c1a"></a><br/></td></tr>
cannam@50 123 <tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#afa96f7ce6e7d9f03768f48c6a9d88498">getName</a> () const </td></tr>
cannam@50 124 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a human-readable name or title of the plugin. <a href="#afa96f7ce6e7d9f03768f48c6a9d88498"></a><br/></td></tr>
cannam@50 125 <tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a710bb0b013157adaeef2a9e6867b4478">getDescription</a> () const </td></tr>
cannam@50 126 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get a human-readable description for the plugin, typically a line of text that may optionally be displayed in addition to the plugin's "name". <a href="#a710bb0b013157adaeef2a9e6867b4478"></a><br/></td></tr>
cannam@50 127 <tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#ac68561634a3c329a029c2fd3deaeae2a">getMaker</a> () const </td></tr>
cannam@50 128 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the name of the author or vendor of the plugin in human-readable form. <a href="#ac68561634a3c329a029c2fd3deaeae2a"></a><br/></td></tr>
cannam@50 129 <tr><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#ad685f6c2f443f07a1634550c335571eb">getPluginVersion</a> () const </td></tr>
cannam@50 130 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the version number of the plugin. <a href="#ad685f6c2f443f07a1634550c335571eb"></a><br/></td></tr>
cannam@50 131 <tr><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#af9c41b92aa8ff8bddaebf75569ff789c">getCopyright</a> () const </td></tr>
cannam@50 132 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the copyright statement or licensing summary for the plugin. <a href="#af9c41b92aa8ff8bddaebf75569ff789c"></a><br/></td></tr>
cannam@50 133 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#a30f531b8fb69fac41a24e3d2a6a08ed9">OutputList</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#ac9d590a6feb1fc9a37d7892aefe2b688">getOutputDescriptors</a> () const </td></tr>
cannam@50 134 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the outputs of this plugin. <a href="#ac9d590a6feb1fc9a37d7892aefe2b688"></a><br/></td></tr>
cannam@50 135 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#abf4aaa6fd8cc03de63f4e1e8942633da">process</a> (const float *const *inputBuffers, <a class="el" href="structVamp_1_1RealTime.html">Vamp::RealTime</a> timestamp)</td></tr>
cannam@50 136 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Process a single block of input data. <a href="#abf4aaa6fd8cc03de63f4e1e8942633da"></a><br/></td></tr>
cannam@50 137 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a70996d1b7166e303903daf92a9a37ad8">getRemainingFeatures</a> ()</td></tr>
cannam@50 138 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">After all blocks have been processed, calculate and return any remaining features derived from the complete input. <a href="#a70996d1b7166e303903daf92a9a37ad8"></a><br/></td></tr>
cannam@50 139 <tr><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#aa529adf83f87a603954eb31407602aac">getPreferredBlockSize</a> () const </td></tr>
cannam@50 140 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the preferred block size (window size -- the number of sample frames passed in each block to the <a class="el" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function). <a href="#aa529adf83f87a603954eb31407602aac"></a><br/></td></tr>
cannam@50 141 <tr><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a514c716c22f81c055f19b56c3f882567">getPreferredStepSize</a> () const </td></tr>
cannam@50 142 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the preferred step size (window increment -- the distance in sample frames between the start frames of consecutive blocks passed to the <a class="el" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function) for the plugin. <a href="#a514c716c22f81c055f19b56c3f882567"></a><br/></td></tr>
cannam@50 143 <tr><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a267b42e866df3cf0d190893e8096f525">getMinChannelCount</a> () const </td></tr>
cannam@50 144 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the minimum supported number of input channels. <a href="#a267b42e866df3cf0d190893e8096f525"></a><br/></td></tr>
cannam@50 145 <tr><td class="memItemLeft" align="right" valign="top">virtual size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a2c5ab12b6fa4847cb244bd1e9cb3ae5e">getMaxChannelCount</a> () const </td></tr>
cannam@50 146 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the maximum supported number of input channels. <a href="#a2c5ab12b6fa4847cb244bd1e9cb3ae5e"></a><br/></td></tr>
cannam@50 147 <tr><td class="memItemLeft" align="right" valign="top">virtual std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#abe13b3997a69fbcc09e2213faa352f91">getType</a> () const </td></tr>
cannam@50 148 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Used to distinguish between <a class="el" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Vamp::Plugin</a> and other potential sibling subclasses of <a class="el" href="classVamp_1_1PluginBase.html" title="A base class for plugins with optional configurable parameters, programs, etc.">PluginBase</a>. <a href="#abe13b3997a69fbcc09e2213faa352f91"></a><br/></td></tr>
cannam@50 149 <tr><td class="memItemLeft" align="right" valign="top">virtual unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a8fd2c48291c64b790f0efb8948508dcf">getVampApiVersion</a> () const </td></tr>
cannam@50 150 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the <a class="el" href="namespaceVamp.html">Vamp</a> API compatibility level of the plugin. <a href="#a8fd2c48291c64b790f0efb8948508dcf"></a><br/></td></tr>
cannam@50 151 <tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classVamp_1_1PluginBase.html#a3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#aac3e49b3b66cacfbb768dfdf07444f21">getParameterDescriptors</a> () const </td></tr>
cannam@50 152 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the controllable parameters of this plugin. <a href="#aac3e49b3b66cacfbb768dfdf07444f21"></a><br/></td></tr>
cannam@50 153 <tr><td class="memItemLeft" align="right" valign="top">virtual float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a97ababcd45348ceec998d0f8e0f38bf7">getParameter</a> (std::string) const </td></tr>
cannam@50 154 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the value of a named parameter. <a href="#a97ababcd45348ceec998d0f8e0f38bf7"></a><br/></td></tr>
cannam@50 155 <tr><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a6c718ce822f7b73b98940d59dcaa9366">setParameter</a> (std::string, float)</td></tr>
cannam@50 156 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Set a named parameter. <a href="#a6c718ce822f7b73b98940d59dcaa9366"></a><br/></td></tr>
cannam@50 157 <tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classVamp_1_1PluginBase.html#a7f66f00437b21e5f694fe02356b12f20">ProgramList</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#abb307c60bdb981d5f5af50c3c4ae84af">getPrograms</a> () const </td></tr>
cannam@50 158 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the program settings available in this plugin. <a href="#abb307c60bdb981d5f5af50c3c4ae84af"></a><br/></td></tr>
cannam@50 159 <tr><td class="memItemLeft" align="right" valign="top">virtual std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#a24e77eccf1bdfbbca3c79bb25e8799b3">getCurrentProgram</a> () const </td></tr>
cannam@50 160 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the current program. <a href="#a24e77eccf1bdfbbca3c79bb25e8799b3"></a><br/></td></tr>
cannam@50 161 <tr><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#aadd3a547ef140bae200473a9518e3353">selectProgram</a> (std::string)</td></tr>
cannam@50 162 <tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Select a program. <a href="#aadd3a547ef140bae200473a9518e3353"></a><br/></td></tr>
cannam@50 163 <tr><td colspan="2"><h2><a name="pro-attribs"></a>
cannam@50 164 Protected Attributes</h2></td></tr>
cannam@50 165 <tr><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a584f100b87c78f9af9da040d79567d52">m_stepSize</a></td></tr>
cannam@50 166 <tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#a0f2d9f2cab0a8a30344e1f2c0ebb8ee8">m_previousSample</a></td></tr>
cannam@50 167 <tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a59b9dd82a4f4eb946cd0474cc81abc23">m_inputSampleRate</a></td></tr>
cannam@50 168 </table>
cannam@50 169 <hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
cannam@50 170 <div class="textblock"><p>Example plugin that calculates the positions and density of zero-crossing points in an audio waveform. </p>
cannam@0 171
cannam@50 172 <p>Definition at line <a class="el" href="ZeroCrossing_8h_source.html#l00047">47</a> of file <a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a>.</p>
cannam@50 173 </div><hr/><h2>Member Typedef Documentation</h2>
cannam@50 174 <a class="anchor" id="a30f531b8fb69fac41a24e3d2a6a08ed9"></a><!-- doxytag: member="ZeroCrossing::OutputList" ref="a30f531b8fb69fac41a24e3d2a6a08ed9" args="" -->
cannam@0 175 <div class="memitem">
cannam@0 176 <div class="memproto">
cannam@0 177 <table class="memname">
cannam@0 178 <tr>
cannam@50 179 <td class="memname">typedef std::vector&lt;<a class="el" href="structVamp_1_1Plugin_1_1OutputDescriptor.html">OutputDescriptor</a>&gt; <a class="el" href="classVamp_1_1Plugin.html#a30f531b8fb69fac41a24e3d2a6a08ed9">Vamp::Plugin::OutputList</a><code> [inherited]</code></td>
cannam@0 180 </tr>
cannam@0 181 </table>
cannam@0 182 </div>
cannam@0 183 <div class="memdoc">
cannam@0 184
cannam@50 185 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00327">327</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 186
cannam@0 187 </div>
cannam@50 188 </div>
cannam@50 189 <a class="anchor" id="a0730bc72c87fa02eb8d2854b233f7be1"></a><!-- doxytag: member="ZeroCrossing::FeatureList" ref="a0730bc72c87fa02eb8d2854b233f7be1" args="" -->
cannam@0 190 <div class="memitem">
cannam@0 191 <div class="memproto">
cannam@0 192 <table class="memname">
cannam@0 193 <tr>
cannam@50 194 <td class="memname">typedef std::vector&lt;<a class="el" href="structVamp_1_1Plugin_1_1Feature.html">Feature</a>&gt; <a class="el" href="classVamp_1_1Plugin.html#a0730bc72c87fa02eb8d2854b233f7be1">Vamp::Plugin::FeatureList</a><code> [inherited]</code></td>
cannam@0 195 </tr>
cannam@0 196 </table>
cannam@0 197 </div>
cannam@0 198 <div class="memdoc">
cannam@0 199
cannam@50 200 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00385">385</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 201
cannam@0 202 </div>
cannam@50 203 </div>
cannam@50 204 <a class="anchor" id="a448fb57dc245d47923ec9eeaf9856c5f"></a><!-- doxytag: member="ZeroCrossing::FeatureSet" ref="a448fb57dc245d47923ec9eeaf9856c5f" args="" -->
cannam@0 205 <div class="memitem">
cannam@0 206 <div class="memproto">
cannam@0 207 <table class="memname">
cannam@0 208 <tr>
cannam@50 209 <td class="memname">typedef std::map&lt;int, <a class="el" href="classVamp_1_1Plugin.html#a0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a>&gt; <a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">Vamp::Plugin::FeatureSet</a><code> [inherited]</code></td>
cannam@0 210 </tr>
cannam@0 211 </table>
cannam@0 212 </div>
cannam@0 213 <div class="memdoc">
cannam@0 214
cannam@50 215 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00387">387</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 216
cannam@0 217 </div>
cannam@50 218 </div>
cannam@50 219 <a class="anchor" id="a3b6bb4bbd86affe1ca9deceea1aad4f8"></a><!-- doxytag: member="ZeroCrossing::ParameterList" ref="a3b6bb4bbd86affe1ca9deceea1aad4f8" args="" -->
cannam@0 220 <div class="memitem">
cannam@0 221 <div class="memproto">
cannam@0 222 <table class="memname">
cannam@0 223 <tr>
cannam@50 224 <td class="memname">typedef std::vector&lt;<a class="el" href="structVamp_1_1PluginBase_1_1ParameterDescriptor.html">ParameterDescriptor</a>&gt; <a class="el" href="classVamp_1_1PluginBase.html#a3b6bb4bbd86affe1ca9deceea1aad4f8">Vamp::PluginBase::ParameterList</a><code> [inherited]</code></td>
cannam@0 225 </tr>
cannam@0 226 </table>
cannam@0 227 </div>
cannam@0 228 <div class="memdoc">
cannam@0 229
cannam@50 230 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00203">203</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 231
cannam@0 232 </div>
cannam@50 233 </div>
cannam@50 234 <a class="anchor" id="a7f66f00437b21e5f694fe02356b12f20"></a><!-- doxytag: member="ZeroCrossing::ProgramList" ref="a7f66f00437b21e5f694fe02356b12f20" args="" -->
cannam@0 235 <div class="memitem">
cannam@0 236 <div class="memproto">
cannam@0 237 <table class="memname">
cannam@0 238 <tr>
cannam@50 239 <td class="memname">typedef std::vector&lt;std::string&gt; <a class="el" href="classVamp_1_1PluginBase.html#a7f66f00437b21e5f694fe02356b12f20">Vamp::PluginBase::ProgramList</a><code> [inherited]</code></td>
cannam@0 240 </tr>
cannam@0 241 </table>
cannam@0 242 </div>
cannam@0 243 <div class="memdoc">
cannam@0 244
cannam@50 245 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00225">225</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 246
cannam@0 247 </div>
cannam@50 248 </div>
cannam@50 249 <hr/><h2>Member Enumeration Documentation</h2>
cannam@50 250 <a class="anchor" id="a39cb7649d6dcc20e4cb1640cd55907bc"></a><!-- doxytag: member="ZeroCrossing::InputDomain" ref="a39cb7649d6dcc20e4cb1640cd55907bc" args="" -->
cannam@0 251 <div class="memitem">
cannam@0 252 <div class="memproto">
cannam@0 253 <table class="memname">
cannam@0 254 <tr>
cannam@50 255 <td class="memname">enum <a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bc">Vamp::Plugin::InputDomain</a><code> [inherited]</code></td>
cannam@0 256 </tr>
cannam@0 257 </table>
cannam@0 258 </div>
cannam@0 259 <div class="memdoc">
cannam@50 260 <dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
cannam@50 261 <tr><td valign="top"><em><a class="anchor" id="a39cb7649d6dcc20e4cb1640cd55907bcad4a9f31b958a43a9757af7893aa2e7ff"></a><!-- doxytag: member="TimeDomain" ref="a39cb7649d6dcc20e4cb1640cd55907bcad4a9f31b958a43a9757af7893aa2e7ff" args="" -->TimeDomain</em>&nbsp;</td><td>
cannam@0 262 </td></tr>
cannam@50 263 <tr><td valign="top"><em><a class="anchor" id="a39cb7649d6dcc20e4cb1640cd55907bcaa30e7877ab33f76acbdca28607e6ab53"></a><!-- doxytag: member="FrequencyDomain" ref="a39cb7649d6dcc20e4cb1640cd55907bcaa30e7877ab33f76acbdca28607e6ab53" args="" -->FrequencyDomain</em>&nbsp;</td><td>
cannam@0 264 </td></tr>
cannam@0 265 </table>
cannam@50 266 </dd>
cannam@0 267 </dl>
cannam@0 268
cannam@50 269 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00152">152</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 270
cannam@0 271 </div>
cannam@50 272 </div>
cannam@50 273 <hr/><h2>Constructor &amp; Destructor Documentation</h2>
cannam@50 274 <a class="anchor" id="a9855153a54bdc9ba75cc1a705a149473"></a><!-- doxytag: member="ZeroCrossing::ZeroCrossing" ref="a9855153a54bdc9ba75cc1a705a149473" args="(float inputSampleRate)" -->
cannam@0 275 <div class="memitem">
cannam@0 276 <div class="memproto">
cannam@0 277 <table class="memname">
cannam@0 278 <tr>
cannam@50 279 <td class="memname">ZeroCrossing::ZeroCrossing </td>
cannam@0 280 <td>(</td>
cannam@50 281 <td class="paramtype">float&#160;</td>
cannam@50 282 <td class="paramname"><em>inputSampleRate</em></td><td>)</td>
cannam@21 283 <td></td>
cannam@0 284 </tr>
cannam@0 285 </table>
cannam@0 286 </div>
cannam@0 287 <div class="memdoc">
cannam@0 288
cannam@50 289 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00046">46</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 290
cannam@0 291 </div>
cannam@50 292 </div>
cannam@50 293 <a class="anchor" id="af1de0da862e6e2443581e4e16044675b"></a><!-- doxytag: member="ZeroCrossing::~ZeroCrossing" ref="af1de0da862e6e2443581e4e16044675b" args="()" -->
cannam@0 294 <div class="memitem">
cannam@0 295 <div class="memproto">
cannam@0 296 <table class="memname">
cannam@0 297 <tr>
cannam@50 298 <td class="memname">ZeroCrossing::~ZeroCrossing </td>
cannam@0 299 <td>(</td>
cannam@50 300 <td class="paramname"></td><td>)</td>
cannam@21 301 <td><code> [virtual]</code></td>
cannam@0 302 </tr>
cannam@0 303 </table>
cannam@0 304 </div>
cannam@0 305 <div class="memdoc">
cannam@0 306
cannam@50 307 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00053">53</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 308
cannam@0 309 </div>
cannam@50 310 </div>
cannam@50 311 <hr/><h2>Member Function Documentation</h2>
cannam@50 312 <a class="anchor" id="af21bbcc87a6eb7875dfab7d86222dccc"></a><!-- doxytag: member="ZeroCrossing::initialise" ref="af21bbcc87a6eb7875dfab7d86222dccc" args="(size_t channels, size_t stepSize, size_t blockSize)" -->
cannam@0 313 <div class="memitem">
cannam@0 314 <div class="memproto">
cannam@0 315 <table class="memname">
cannam@0 316 <tr>
cannam@50 317 <td class="memname">bool ZeroCrossing::initialise </td>
cannam@0 318 <td>(</td>
cannam@50 319 <td class="paramtype">size_t&#160;</td>
cannam@50 320 <td class="paramname"><em>inputChannels</em>, </td>
cannam@0 321 </tr>
cannam@0 322 <tr>
cannam@0 323 <td class="paramkey"></td>
cannam@0 324 <td></td>
cannam@50 325 <td class="paramtype">size_t&#160;</td>
cannam@50 326 <td class="paramname"><em>stepSize</em>, </td>
cannam@0 327 </tr>
cannam@0 328 <tr>
cannam@0 329 <td class="paramkey"></td>
cannam@0 330 <td></td>
cannam@50 331 <td class="paramtype">size_t&#160;</td>
cannam@50 332 <td class="paramname"><em>blockSize</em>&#160;</td>
cannam@0 333 </tr>
cannam@0 334 <tr>
cannam@0 335 <td></td>
cannam@0 336 <td>)</td>
cannam@50 337 <td></td><td><code> [virtual]</code></td>
cannam@0 338 </tr>
cannam@0 339 </table>
cannam@0 340 </div>
cannam@0 341 <div class="memdoc">
cannam@0 342
cannam@50 343 <p>Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames). </p>
cannam@50 344 <p>The input sample rate should have been already specified at construction time.</p>
cannam@50 345 <p>Return true for successful initialisation, false if the number of input channels, step size and/or block size cannot be supported. </p>
cannam@0 346
cannam@50 347 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822">Vamp::Plugin</a>.</p>
cannam@0 348
cannam@50 349 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00094">94</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@50 350
cannam@50 351 <p>References <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00204">Vamp::Plugin::getMaxChannelCount()</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00199">Vamp::Plugin::getMinChannelCount()</a>, and <a class="el" href="ZeroCrossing_8h_source.html#l00073">m_stepSize</a>.</p>
cannam@0 352
cannam@0 353 </div>
cannam@50 354 </div>
cannam@50 355 <a class="anchor" id="a9ae6c4a31ea027dceb1e97ead807e228"></a><!-- doxytag: member="ZeroCrossing::reset" ref="a9ae6c4a31ea027dceb1e97ead807e228" args="()" -->
cannam@0 356 <div class="memitem">
cannam@0 357 <div class="memproto">
cannam@0 358 <table class="memname">
cannam@0 359 <tr>
cannam@50 360 <td class="memname">void ZeroCrossing::reset </td>
cannam@0 361 <td>(</td>
cannam@50 362 <td class="paramname"></td><td>)</td>
cannam@21 363 <td><code> [virtual]</code></td>
cannam@0 364 </tr>
cannam@0 365 </table>
cannam@0 366 </div>
cannam@0 367 <div class="memdoc">
cannam@0 368
cannam@50 369 <p>Reset the plugin after use, to prepare it for another clean run. </p>
cannam@50 370 <p>Not called for the first initialisation (i.e. initialise must also do a reset). </p>
cannam@0 371
cannam@50 372 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#aad67dc9d0052417511070c4ebcfbf24f">Vamp::Plugin</a>.</p>
cannam@0 373
cannam@50 374 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00105">105</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@50 375
cannam@50 376 <p>References <a class="el" href="ZeroCrossing_8h_source.html#l00074">m_previousSample</a>.</p>
cannam@0 377
cannam@0 378 </div>
cannam@50 379 </div>
cannam@50 380 <a class="anchor" id="aafe2ce6ebd353a14c40db7e8e60f4051"></a><!-- doxytag: member="ZeroCrossing::getInputDomain" ref="aafe2ce6ebd353a14c40db7e8e60f4051" args="() const " -->
cannam@0 381 <div class="memitem">
cannam@0 382 <div class="memproto">
cannam@0 383 <table class="memname">
cannam@0 384 <tr>
cannam@50 385 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a> ZeroCrossing::getInputDomain </td>
cannam@0 386 <td>(</td>
cannam@50 387 <td class="paramname"></td><td>)</td>
cannam@21 388 <td> const<code> [inline, virtual]</code></td>
cannam@0 389 </tr>
cannam@0 390 </table>
cannam@0 391 </div>
cannam@0 392 <div class="memdoc">
cannam@0 393
cannam@50 394 <p>Get the plugin's required input domain. </p>
cannam@50 395 <p>If this is TimeDomain, the samples provided to the <a class="el" href="classZeroCrossing.html#abf4aaa6fd8cc03de63f4e1e8942633da" title="Process a single block of input data.">process()</a> function (below) will be in the time domain, as for a traditional audio processing plugin.</p>
cannam@50 396 <p>If this is FrequencyDomain, the host will carry out a windowed FFT of size equal to the negotiated block size on the data before passing the frequency bin data in to <a class="el" href="classZeroCrossing.html#abf4aaa6fd8cc03de63f4e1e8942633da" title="Process a single block of input data.">process()</a>. The input data for the FFT will be rotated so as to place the origin in the centre of the block. The plugin does not get to choose the window type -- the host will either let the user do so, or will use a Hanning window. </p>
cannam@0 397
cannam@50 398 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#ae1d317a9702cbeda65ddf0ec500c1ff6">Vamp::Plugin</a>.</p>
cannam@0 399
cannam@50 400 <p>Definition at line <a class="el" href="ZeroCrossing_8h_source.html#l00056">56</a> of file <a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a>.</p>
cannam@50 401
cannam@50 402 <p>References <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00152">Vamp::Plugin::TimeDomain</a>.</p>
cannam@0 403
cannam@0 404 </div>
cannam@50 405 </div>
cannam@50 406 <a class="anchor" id="af2baf9e19fcdd11cfe97ace56d4f5c1a"></a><!-- doxytag: member="ZeroCrossing::getIdentifier" ref="af2baf9e19fcdd11cfe97ace56d4f5c1a" args="() const " -->
cannam@0 407 <div class="memitem">
cannam@0 408 <div class="memproto">
cannam@0 409 <table class="memname">
cannam@0 410 <tr>
cannam@50 411 <td class="memname">string ZeroCrossing::getIdentifier </td>
cannam@0 412 <td>(</td>
cannam@50 413 <td class="paramname"></td><td>)</td>
cannam@21 414 <td> const<code> [virtual]</code></td>
cannam@0 415 </tr>
cannam@0 416 </table>
cannam@0 417 </div>
cannam@0 418 <div class="memdoc">
cannam@0 419
cannam@50 420 <p>Get the computer-usable name of the plugin. </p>
cannam@50 421 <p>This should be reasonably short and contain no whitespace or punctuation characters. It may only contain the characters [a-zA-Z0-9_-]. This is the authoritative way for a program to identify a plugin within a given library.</p>
cannam@50 422 <p>This text may be visible to the user, but it should not be the main text used to identify a plugin to the user (that will be the name, below).</p>
cannam@50 423 <p>Example: "zero_crossings" </p>
cannam@0 424
cannam@50 425 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#ad1c6dfc77aa03d937a885b7f08258f4a">Vamp::PluginBase</a>.</p>
cannam@50 426
cannam@50 427 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00058">58</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 428
cannam@0 429 </div>
cannam@50 430 </div>
cannam@50 431 <a class="anchor" id="afa96f7ce6e7d9f03768f48c6a9d88498"></a><!-- doxytag: member="ZeroCrossing::getName" ref="afa96f7ce6e7d9f03768f48c6a9d88498" args="() const " -->
cannam@0 432 <div class="memitem">
cannam@0 433 <div class="memproto">
cannam@0 434 <table class="memname">
cannam@0 435 <tr>
cannam@50 436 <td class="memname">string ZeroCrossing::getName </td>
cannam@0 437 <td>(</td>
cannam@50 438 <td class="paramname"></td><td>)</td>
cannam@21 439 <td> const<code> [virtual]</code></td>
cannam@0 440 </tr>
cannam@0 441 </table>
cannam@0 442 </div>
cannam@0 443 <div class="memdoc">
cannam@0 444
cannam@50 445 <p>Get a human-readable name or title of the plugin. </p>
cannam@50 446 <p>This should be brief and self-contained, as it may be used to identify the plugin to the user in isolation (i.e. without also showing the plugin's "identifier").</p>
cannam@50 447 <p>Example: "Zero Crossings" </p>
cannam@0 448
cannam@50 449 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#a18619d5097e444ecefee0c359da53232">Vamp::PluginBase</a>.</p>
cannam@50 450
cannam@50 451 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00064">64</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 452
cannam@0 453 </div>
cannam@50 454 </div>
cannam@50 455 <a class="anchor" id="a710bb0b013157adaeef2a9e6867b4478"></a><!-- doxytag: member="ZeroCrossing::getDescription" ref="a710bb0b013157adaeef2a9e6867b4478" args="() const " -->
cannam@0 456 <div class="memitem">
cannam@0 457 <div class="memproto">
cannam@0 458 <table class="memname">
cannam@0 459 <tr>
cannam@50 460 <td class="memname">string ZeroCrossing::getDescription </td>
cannam@0 461 <td>(</td>
cannam@50 462 <td class="paramname"></td><td>)</td>
cannam@21 463 <td> const<code> [virtual]</code></td>
cannam@0 464 </tr>
cannam@0 465 </table>
cannam@0 466 </div>
cannam@0 467 <div class="memdoc">
cannam@0 468
cannam@50 469 <p>Get a human-readable description for the plugin, typically a line of text that may optionally be displayed in addition to the plugin's "name". </p>
cannam@50 470 <p>May be empty if the name has said it all already.</p>
cannam@50 471 <p>Example: "Detect and count zero crossing points" </p>
cannam@0 472
cannam@50 473 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#a59153a02364f75fff46973b2072e9e5a">Vamp::PluginBase</a>.</p>
cannam@50 474
cannam@50 475 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00070">70</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 476
cannam@0 477 </div>
cannam@50 478 </div>
cannam@50 479 <a class="anchor" id="ac68561634a3c329a029c2fd3deaeae2a"></a><!-- doxytag: member="ZeroCrossing::getMaker" ref="ac68561634a3c329a029c2fd3deaeae2a" args="() const " -->
cannam@0 480 <div class="memitem">
cannam@0 481 <div class="memproto">
cannam@0 482 <table class="memname">
cannam@0 483 <tr>
cannam@50 484 <td class="memname">string ZeroCrossing::getMaker </td>
cannam@0 485 <td>(</td>
cannam@50 486 <td class="paramname"></td><td>)</td>
cannam@21 487 <td> const<code> [virtual]</code></td>
cannam@0 488 </tr>
cannam@0 489 </table>
cannam@0 490 </div>
cannam@0 491 <div class="memdoc">
cannam@0 492
cannam@50 493 <p>Get the name of the author or vendor of the plugin in human-readable form. </p>
cannam@50 494 <p>This should be a short identifying text, as it may be used to label plugins from the same source in a menu or similar. </p>
cannam@0 495
cannam@50 496 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#a53d9918bf9ef4d12feedf66b2b26c637">Vamp::PluginBase</a>.</p>
cannam@50 497
cannam@50 498 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00076">76</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 499
cannam@0 500 </div>
cannam@50 501 </div>
cannam@50 502 <a class="anchor" id="ad685f6c2f443f07a1634550c335571eb"></a><!-- doxytag: member="ZeroCrossing::getPluginVersion" ref="ad685f6c2f443f07a1634550c335571eb" args="() const " -->
cannam@0 503 <div class="memitem">
cannam@0 504 <div class="memproto">
cannam@0 505 <table class="memname">
cannam@0 506 <tr>
cannam@50 507 <td class="memname">int ZeroCrossing::getPluginVersion </td>
cannam@0 508 <td>(</td>
cannam@50 509 <td class="paramname"></td><td>)</td>
cannam@21 510 <td> const<code> [virtual]</code></td>
cannam@0 511 </tr>
cannam@0 512 </table>
cannam@0 513 </div>
cannam@0 514 <div class="memdoc">
cannam@0 515
cannam@50 516 <p>Get the version number of the plugin. </p>
cannam@0 517
cannam@50 518 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#a63f686d77bc3d6b807e7944cdde83151">Vamp::PluginBase</a>.</p>
cannam@0 519
cannam@50 520 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00082">82</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 521
cannam@0 522 </div>
cannam@50 523 </div>
cannam@50 524 <a class="anchor" id="af9c41b92aa8ff8bddaebf75569ff789c"></a><!-- doxytag: member="ZeroCrossing::getCopyright" ref="af9c41b92aa8ff8bddaebf75569ff789c" args="() const " -->
cannam@0 525 <div class="memitem">
cannam@0 526 <div class="memproto">
cannam@0 527 <table class="memname">
cannam@0 528 <tr>
cannam@50 529 <td class="memname">string ZeroCrossing::getCopyright </td>
cannam@0 530 <td>(</td>
cannam@50 531 <td class="paramname"></td><td>)</td>
cannam@21 532 <td> const<code> [virtual]</code></td>
cannam@0 533 </tr>
cannam@0 534 </table>
cannam@0 535 </div>
cannam@0 536 <div class="memdoc">
cannam@0 537
cannam@50 538 <p>Get the copyright statement or licensing summary for the plugin. </p>
cannam@50 539 <p>This can be an informative text, without the same presentation constraints as mentioned for getMaker above. </p>
cannam@0 540
cannam@50 541 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#ab7e9dedbe965f5ab9018b72920fe7661">Vamp::PluginBase</a>.</p>
cannam@50 542
cannam@50 543 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00088">88</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 544
cannam@0 545 </div>
cannam@50 546 </div>
cannam@50 547 <a class="anchor" id="ac9d590a6feb1fc9a37d7892aefe2b688"></a><!-- doxytag: member="ZeroCrossing::getOutputDescriptors" ref="ac9d590a6feb1fc9a37d7892aefe2b688" args="() const " -->
cannam@0 548 <div class="memitem">
cannam@0 549 <div class="memproto">
cannam@0 550 <table class="memname">
cannam@0 551 <tr>
cannam@50 552 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#a30f531b8fb69fac41a24e3d2a6a08ed9">ZeroCrossing::OutputList</a> ZeroCrossing::getOutputDescriptors </td>
cannam@0 553 <td>(</td>
cannam@50 554 <td class="paramname"></td><td>)</td>
cannam@21 555 <td> const<code> [virtual]</code></td>
cannam@0 556 </tr>
cannam@0 557 </table>
cannam@0 558 </div>
cannam@0 559 <div class="memdoc">
cannam@0 560
cannam@50 561 <p>Get the outputs of this plugin. </p>
cannam@50 562 <p>An output's index in this list is used as its numeric index when looking it up in the FeatureSet returned from the <a class="el" href="classZeroCrossing.html#abf4aaa6fd8cc03de63f4e1e8942633da" title="Process a single block of input data.">process()</a> call. </p>
cannam@0 563
cannam@50 564 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#ad064d5d132b5c9bd7064f429c3309e35">Vamp::Plugin</a>.</p>
cannam@0 565
cannam@50 566 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00111">111</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@50 567
cannam@50 568 <p>References <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00247">Vamp::Plugin::OutputDescriptor::binCount</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00227">Vamp::Plugin::OutputDescriptor::description</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00239">Vamp::Plugin::OutputDescriptor::hasFixedBinCount</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00260">Vamp::Plugin::OutputDescriptor::hasKnownExtents</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00214">Vamp::Plugin::OutputDescriptor::identifier</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00278">Vamp::Plugin::OutputDescriptor::isQuantized</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00436">Vamp::Plugin::m_inputSampleRate</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00220">Vamp::Plugin::OutputDescriptor::name</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00290">Vamp::Plugin::OutputDescriptor::OneSamplePerStep</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00285">Vamp::Plugin::OutputDescriptor::quantizeStep</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00314">Vamp::Plugin::OutputDescriptor::sampleRate</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00302">Vamp::Plugin::OutputDescriptor::sampleType</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00232">Vamp::Plugin::OutputDescriptor::unit</a>, and <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00296">Vamp::Plugin::OutputDescriptor::VariableSampleRate</a>.</p>
cannam@0 569
cannam@0 570 </div>
cannam@50 571 </div>
cannam@50 572 <a class="anchor" id="abf4aaa6fd8cc03de63f4e1e8942633da"></a><!-- doxytag: member="ZeroCrossing::process" ref="abf4aaa6fd8cc03de63f4e1e8942633da" args="(const float *const *inputBuffers, Vamp::RealTime timestamp)" -->
cannam@0 573 <div class="memitem">
cannam@0 574 <div class="memproto">
cannam@0 575 <table class="memname">
cannam@0 576 <tr>
cannam@50 577 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">ZeroCrossing::FeatureSet</a> ZeroCrossing::process </td>
cannam@0 578 <td>(</td>
cannam@50 579 <td class="paramtype">const float *const *&#160;</td>
cannam@50 580 <td class="paramname"><em>inputBuffers</em>, </td>
cannam@0 581 </tr>
cannam@0 582 <tr>
cannam@0 583 <td class="paramkey"></td>
cannam@0 584 <td></td>
cannam@50 585 <td class="paramtype"><a class="el" href="structVamp_1_1RealTime.html">Vamp::RealTime</a>&#160;</td>
cannam@50 586 <td class="paramname"><em>timestamp</em>&#160;</td>
cannam@0 587 </tr>
cannam@0 588 <tr>
cannam@0 589 <td></td>
cannam@0 590 <td>)</td>
cannam@50 591 <td></td><td><code> [virtual]</code></td>
cannam@0 592 </tr>
cannam@0 593 </table>
cannam@0 594 </div>
cannam@0 595 <div class="memdoc">
cannam@0 596
cannam@50 597 <p>Process a single block of input data. </p>
cannam@50 598 <p>If the plugin's inputDomain is TimeDomain, inputBuffers will point to one array of floats per input channel, and each of these arrays will contain blockSize consecutive audio samples (the host will zero-pad as necessary). The timestamp in this case will be the real time in seconds of the start of the supplied block of samples.</p>
cannam@50 599 <p>If the plugin's inputDomain is FrequencyDomain, inputBuffers will point to one array of floats per input channel, and each of these arrays will contain blockSize/2+1 consecutive pairs of real and imaginary component floats corresponding to bins 0..(blockSize/2) of the FFT output. That is, bin 0 (the first pair of floats) contains the DC output, up to bin blockSize/2 which contains the Nyquist-frequency output. There will therefore be blockSize+2 floats per channel in total. The timestamp will be the real time in seconds of the centre of the FFT input window (i.e. the very first block passed to process might contain the FFT of half a block of zero samples and the first half-block of the actual data, with a timestamp of zero).</p>
cannam@50 600 <p>Return any features that have become available after this process call. (These do not necessarily have to fall within the process block, except for OneSamplePerStep outputs.) </p>
cannam@0 601
cannam@50 602 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996">Vamp::Plugin</a>.</p>
cannam@0 603
cannam@50 604 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00142">142</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@50 605
cannam@50 606 <p>References <a class="el" href="structVamp_1_1RealTime.html#a939b4b1d1ca190db69a418883f16ce8a">Vamp::RealTime::frame2RealTime()</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00344">Vamp::Plugin::Feature::hasTimestamp</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00436">Vamp::Plugin::m_inputSampleRate</a>, <a class="el" href="ZeroCrossing_8h_source.html#l00074">m_previousSample</a>, <a class="el" href="ZeroCrossing_8h_source.html#l00073">m_stepSize</a>, <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00352">Vamp::Plugin::Feature::timestamp</a>, and <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00374">Vamp::Plugin::Feature::values</a>.</p>
cannam@0 607
cannam@0 608 </div>
cannam@50 609 </div>
cannam@50 610 <a class="anchor" id="a70996d1b7166e303903daf92a9a37ad8"></a><!-- doxytag: member="ZeroCrossing::getRemainingFeatures" ref="a70996d1b7166e303903daf92a9a37ad8" args="()" -->
cannam@0 611 <div class="memitem">
cannam@0 612 <div class="memproto">
cannam@0 613 <table class="memname">
cannam@0 614 <tr>
cannam@50 615 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#a448fb57dc245d47923ec9eeaf9856c5f">ZeroCrossing::FeatureSet</a> ZeroCrossing::getRemainingFeatures </td>
cannam@0 616 <td>(</td>
cannam@50 617 <td class="paramname"></td><td>)</td>
cannam@21 618 <td><code> [virtual]</code></td>
cannam@0 619 </tr>
cannam@0 620 </table>
cannam@0 621 </div>
cannam@0 622 <div class="memdoc">
cannam@0 623
cannam@50 624 <p>After all blocks have been processed, calculate and return any remaining features derived from the complete input. </p>
cannam@0 625
cannam@50 626 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#aeca2a26e658ba0314ba90d25dd2195d6">Vamp::Plugin</a>.</p>
cannam@0 627
cannam@50 628 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp_source.html#l00191">191</a> of file <a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 629
cannam@0 630 </div>
cannam@50 631 </div>
cannam@50 632 <a class="anchor" id="aa529adf83f87a603954eb31407602aac"></a><!-- doxytag: member="ZeroCrossing::getPreferredBlockSize" ref="aa529adf83f87a603954eb31407602aac" args="() const " -->
cannam@0 633 <div class="memitem">
cannam@0 634 <div class="memproto">
cannam@0 635 <table class="memname">
cannam@0 636 <tr>
cannam@50 637 <td class="memname">virtual size_t Vamp::Plugin::getPreferredBlockSize </td>
cannam@0 638 <td>(</td>
cannam@50 639 <td class="paramname"></td><td>)</td>
cannam@21 640 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 641 </tr>
cannam@0 642 </table>
cannam@0 643 </div>
cannam@0 644 <div class="memdoc">
cannam@0 645
cannam@50 646 <p>Get the preferred block size (window size -- the number of sample frames passed in each block to the <a class="el" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function). </p>
cannam@50 647 <p>This should be called before <a class="el" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames).">initialise()</a>.</p>
cannam@50 648 <p>A plugin that can handle any block size may return 0. The final block size will be set in the <a class="el" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames).">initialise()</a> call. </p>
cannam@0 649
cannam@50 650 <p>Reimplemented in <a class="el" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html#a21e45180b19873f9ab69fe7a4e184a03">Vamp::HostExt::PluginBufferingAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html#a4cf40d09d02022b1962ff17bb0324ea5">Vamp::HostExt::PluginInputDomainAdapter</a>, <a class="el" href="classVamp_1_1PluginHostAdapter.html#ad5e0ea8042bdec4dd18428991117e07a">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a2c62a656313a819650656643a867ad01">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classFixedTempoEstimator.html#a68b8569b71504a0478caf990dbe30683">FixedTempoEstimator</a>, and <a class="el" href="classPercussionOnsetDetector.html#a410c0b47c6c849d7ed9b726b84402ad0">PercussionOnsetDetector</a>.</p>
cannam@0 651
cannam@50 652 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00179">179</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@50 653
cannam@50 654 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>, and <a class="el" href="vamp-simple-host_8cpp_source.html#l00265">runPlugin()</a>.</p>
cannam@0 655
cannam@0 656 </div>
cannam@50 657 </div>
cannam@50 658 <a class="anchor" id="a514c716c22f81c055f19b56c3f882567"></a><!-- doxytag: member="ZeroCrossing::getPreferredStepSize" ref="a514c716c22f81c055f19b56c3f882567" args="() const " -->
cannam@0 659 <div class="memitem">
cannam@0 660 <div class="memproto">
cannam@0 661 <table class="memname">
cannam@0 662 <tr>
cannam@50 663 <td class="memname">virtual size_t Vamp::Plugin::getPreferredStepSize </td>
cannam@0 664 <td>(</td>
cannam@50 665 <td class="paramname"></td><td>)</td>
cannam@21 666 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 667 </tr>
cannam@0 668 </table>
cannam@0 669 </div>
cannam@0 670 <div class="memdoc">
cannam@0 671
cannam@50 672 <p>Get the preferred step size (window increment -- the distance in sample frames between the start frames of consecutive blocks passed to the <a class="el" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function) for the plugin. </p>
cannam@50 673 <p>This should be called before <a class="el" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames).">initialise()</a>.</p>
cannam@50 674 <p>A plugin may return 0 if it has no particular interest in the step size. In this case, the host should make the step size equal to the block size if the plugin is accepting input in the time domain. If the plugin is accepting input in the frequency domain, the host may use any step size. The final step size will be set in the <a class="el" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames).">initialise()</a> call. </p>
cannam@0 675
cannam@50 676 <p>Reimplemented in <a class="el" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html#ad979af9f1cbf2eeb16f4eaedb4a4f565">Vamp::HostExt::PluginInputDomainAdapter</a>, <a class="el" href="classVamp_1_1PluginHostAdapter.html#a859ad5d59402691daed3cf1af1899ebe">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html#a2e66d009df69c951001e5d2786973d60">Vamp::HostExt::PluginBufferingAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a0137d93d7019bacc31104836fb4d352e">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classFixedTempoEstimator.html#ad450bb7e7df559ae3d68dfbfb085676f">FixedTempoEstimator</a>, and <a class="el" href="classPercussionOnsetDetector.html#a733824891e11c306a7a678534b89b968">PercussionOnsetDetector</a>.</p>
cannam@0 677
cannam@50 678 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00194">194</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@50 679
cannam@50 680 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>, and <a class="el" href="vamp-simple-host_8cpp_source.html#l00265">runPlugin()</a>.</p>
cannam@0 681
cannam@0 682 </div>
cannam@50 683 </div>
cannam@50 684 <a class="anchor" id="a267b42e866df3cf0d190893e8096f525"></a><!-- doxytag: member="ZeroCrossing::getMinChannelCount" ref="a267b42e866df3cf0d190893e8096f525" args="() const " -->
cannam@0 685 <div class="memitem">
cannam@0 686 <div class="memproto">
cannam@0 687 <table class="memname">
cannam@0 688 <tr>
cannam@50 689 <td class="memname">virtual size_t Vamp::Plugin::getMinChannelCount </td>
cannam@0 690 <td>(</td>
cannam@50 691 <td class="paramname"></td><td>)</td>
cannam@21 692 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 693 </tr>
cannam@0 694 </table>
cannam@0 695 </div>
cannam@0 696 <div class="memdoc">
cannam@0 697
cannam@50 698 <p>Get the minimum supported number of input channels. </p>
cannam@0 699
cannam@50 700 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#a67d1198c0e58d3f0076d0eda599ff28d">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a2b28f1cf37d46a514f1e1411a6037bf8">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 701
cannam@50 702 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00199">199</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 703
cannam@50 704 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00677">FixedTempoEstimator::initialise()</a>, <a class="el" href="PercussionOnsetDetector_8cpp_source.html#l00113">PercussionOnsetDetector::initialise()</a>, <a class="el" href="AmplitudeFollower_8cpp_source.html#l00105">AmplitudeFollower::initialise()</a>, <a class="el" href="SpectralCentroid_8cpp_source.html#l00104">SpectralCentroid::initialise()</a>, <a class="el" href="ZeroCrossing_8cpp_source.html#l00094">initialise()</a>, <a class="el" href="PowerSpectrum_8cpp_source.html#l00092">PowerSpectrum::initialise()</a>, and <a class="el" href="vamp-simple-host_8cpp_source.html#l00265">runPlugin()</a>.</p>
cannam@0 705
cannam@0 706 </div>
cannam@50 707 </div>
cannam@50 708 <a class="anchor" id="a2c5ab12b6fa4847cb244bd1e9cb3ae5e"></a><!-- doxytag: member="ZeroCrossing::getMaxChannelCount" ref="a2c5ab12b6fa4847cb244bd1e9cb3ae5e" args="() const " -->
cannam@0 709 <div class="memitem">
cannam@0 710 <div class="memproto">
cannam@0 711 <table class="memname">
cannam@0 712 <tr>
cannam@50 713 <td class="memname">virtual size_t Vamp::Plugin::getMaxChannelCount </td>
cannam@0 714 <td>(</td>
cannam@50 715 <td class="paramname"></td><td>)</td>
cannam@21 716 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 717 </tr>
cannam@0 718 </table>
cannam@0 719 </div>
cannam@0 720 <div class="memdoc">
cannam@0 721
cannam@50 722 <p>Get the maximum supported number of input channels. </p>
cannam@0 723
cannam@50 724 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#a25091905e97e39d515d8ffc1a9f2b9e0">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a985eb21f1827bfbc3950d6871b107a58">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 725
cannam@50 726 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00204">204</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 727
cannam@50 728 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00677">FixedTempoEstimator::initialise()</a>, <a class="el" href="PercussionOnsetDetector_8cpp_source.html#l00113">PercussionOnsetDetector::initialise()</a>, <a class="el" href="AmplitudeFollower_8cpp_source.html#l00105">AmplitudeFollower::initialise()</a>, <a class="el" href="SpectralCentroid_8cpp_source.html#l00104">SpectralCentroid::initialise()</a>, <a class="el" href="ZeroCrossing_8cpp_source.html#l00094">initialise()</a>, <a class="el" href="PowerSpectrum_8cpp_source.html#l00092">PowerSpectrum::initialise()</a>, and <a class="el" href="vamp-simple-host_8cpp_source.html#l00265">runPlugin()</a>.</p>
cannam@0 729
cannam@0 730 </div>
cannam@50 731 </div>
cannam@50 732 <a class="anchor" id="abe13b3997a69fbcc09e2213faa352f91"></a><!-- doxytag: member="ZeroCrossing::getType" ref="abe13b3997a69fbcc09e2213faa352f91" args="() const " -->
cannam@0 733 <div class="memitem">
cannam@0 734 <div class="memproto">
cannam@0 735 <table class="memname">
cannam@0 736 <tr>
cannam@50 737 <td class="memname">virtual std::string Vamp::Plugin::getType </td>
cannam@0 738 <td>(</td>
cannam@50 739 <td class="paramname"></td><td>)</td>
cannam@21 740 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 741 </tr>
cannam@0 742 </table>
cannam@0 743 </div>
cannam@0 744 <div class="memdoc">
cannam@0 745
cannam@50 746 <p>Used to distinguish between <a class="el" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Vamp::Plugin</a> and other potential sibling subclasses of <a class="el" href="classVamp_1_1PluginBase.html" title="A base class for plugins with optional configurable parameters, programs, etc.">PluginBase</a>. </p>
cannam@50 747 <p>Do not reimplement this function in your subclass. </p>
cannam@0 748
cannam@50 749 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#a2da03e9ced8dc7e4382205e6dc05dbff">Vamp::PluginBase</a>.</p>
cannam@50 750
cannam@50 751 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00430">430</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
cannam@0 752
cannam@0 753 </div>
cannam@50 754 </div>
cannam@50 755 <a class="anchor" id="a8fd2c48291c64b790f0efb8948508dcf"></a><!-- doxytag: member="ZeroCrossing::getVampApiVersion" ref="a8fd2c48291c64b790f0efb8948508dcf" args="() const " -->
cannam@0 756 <div class="memitem">
cannam@0 757 <div class="memproto">
cannam@0 758 <table class="memname">
cannam@0 759 <tr>
cannam@50 760 <td class="memname">virtual unsigned int Vamp::PluginBase::getVampApiVersion </td>
cannam@0 761 <td>(</td>
cannam@50 762 <td class="paramname"></td><td>)</td>
cannam@21 763 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 764 </tr>
cannam@0 765 </table>
cannam@0 766 </div>
cannam@0 767 <div class="memdoc">
cannam@0 768
cannam@50 769 <p>Get the <a class="el" href="namespaceVamp.html">Vamp</a> API compatibility level of the plugin. </p>
cannam@0 770
cannam@50 771 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#a98aadddc8403eb46c9d8c5a9d1fdd19e">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a74147fda6b44ff2169bd4a1eea0d46ff">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 772
cannam@50 773 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00072">72</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 774
cannam@50 775 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>.</p>
cannam@0 776
cannam@0 777 </div>
cannam@50 778 </div>
cannam@50 779 <a class="anchor" id="aac3e49b3b66cacfbb768dfdf07444f21"></a><!-- doxytag: member="ZeroCrossing::getParameterDescriptors" ref="aac3e49b3b66cacfbb768dfdf07444f21" args="() const " -->
cannam@0 780 <div class="memitem">
cannam@0 781 <div class="memproto">
cannam@0 782 <table class="memname">
cannam@0 783 <tr>
cannam@50 784 <td class="memname">virtual <a class="el" href="classVamp_1_1PluginBase.html#a3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a> Vamp::PluginBase::getParameterDescriptors </td>
cannam@0 785 <td>(</td>
cannam@50 786 <td class="paramname"></td><td>)</td>
cannam@21 787 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 788 </tr>
cannam@0 789 </table>
cannam@0 790 </div>
cannam@0 791 <div class="memdoc">
cannam@0 792
cannam@50 793 <p>Get the controllable parameters of this plugin. </p>
cannam@0 794
cannam@50 795 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#a602faa0bfaae83e2ca53b36292271a76">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a9be71561265c2e6e43b7feaddaa91f36">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#a9df01323a09e117bc12354ebe9244edf">AmplitudeFollower</a>, <a class="el" href="classFixedTempoEstimator.html#ae157465a4e07d180bab05b5c3a4d8987">FixedTempoEstimator</a>, and <a class="el" href="classPercussionOnsetDetector.html#abceae88cc9762b0ea310d7aad71de815">PercussionOnsetDetector</a>.</p>
cannam@0 796
cannam@50 797 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00208">208</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 798
cannam@50 799 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp_source.html#l00578">enumeratePlugins()</a>.</p>
cannam@0 800
cannam@0 801 </div>
cannam@50 802 </div>
cannam@50 803 <a class="anchor" id="a97ababcd45348ceec998d0f8e0f38bf7"></a><!-- doxytag: member="ZeroCrossing::getParameter" ref="a97ababcd45348ceec998d0f8e0f38bf7" args="(std::string) const " -->
cannam@0 804 <div class="memitem">
cannam@0 805 <div class="memproto">
cannam@0 806 <table class="memname">
cannam@0 807 <tr>
cannam@50 808 <td class="memname">virtual float Vamp::PluginBase::getParameter </td>
cannam@0 809 <td>(</td>
cannam@50 810 <td class="paramtype">std::string&#160;</td>
cannam@50 811 <td class="paramname"></td><td>)</td>
cannam@21 812 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 813 </tr>
cannam@0 814 </table>
cannam@0 815 </div>
cannam@0 816 <div class="memdoc">
cannam@0 817
cannam@50 818 <p>Get the value of a named parameter. </p>
cannam@50 819 <p>The argument is the identifier field from that parameter's descriptor. </p>
cannam@0 820
cannam@50 821 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#af0c46d4f67ca93be7c76f3ea2e6c8efb">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a034920f56c8d7609a85447c42556048c">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#ab278c4b6f2ca23248dc94ad775273f39">AmplitudeFollower</a>, <a class="el" href="classFixedTempoEstimator.html#a2030b05fb1228b30ace16200780c9152">FixedTempoEstimator</a>, and <a class="el" href="classPercussionOnsetDetector.html#a9b28da8315fcde46ce7644d6592ba527">PercussionOnsetDetector</a>.</p>
cannam@50 822
cannam@50 823 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00216">216</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 824
cannam@0 825 </div>
cannam@50 826 </div>
cannam@50 827 <a class="anchor" id="a6c718ce822f7b73b98940d59dcaa9366"></a><!-- doxytag: member="ZeroCrossing::setParameter" ref="a6c718ce822f7b73b98940d59dcaa9366" args="(std::string, float)" -->
cannam@0 828 <div class="memitem">
cannam@0 829 <div class="memproto">
cannam@0 830 <table class="memname">
cannam@0 831 <tr>
cannam@50 832 <td class="memname">virtual void Vamp::PluginBase::setParameter </td>
cannam@0 833 <td>(</td>
cannam@50 834 <td class="paramtype">std::string&#160;</td>
cannam@0 835 <td class="paramname">, </td>
cannam@0 836 </tr>
cannam@0 837 <tr>
cannam@0 838 <td class="paramkey"></td>
cannam@0 839 <td></td>
cannam@50 840 <td class="paramtype">float&#160;</td>
cannam@50 841 <td class="paramname">&#160;</td>
cannam@0 842 </tr>
cannam@0 843 <tr>
cannam@0 844 <td></td>
cannam@0 845 <td>)</td>
cannam@50 846 <td></td><td><code> [inline, virtual, inherited]</code></td>
cannam@0 847 </tr>
cannam@0 848 </table>
cannam@0 849 </div>
cannam@0 850 <div class="memdoc">
cannam@0 851
cannam@50 852 <p>Set a named parameter. </p>
cannam@50 853 <p>The first argument is the identifier field from that parameter's descriptor. </p>
cannam@0 854
cannam@50 855 <p>Reimplemented in <a class="el" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html#a7a979b20c169d37adbd7b7d8b8a077b3">Vamp::HostExt::PluginBufferingAdapter</a>, <a class="el" href="classVamp_1_1PluginHostAdapter.html#a29f75395aa75b9de0228aa11edf9c6d6">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a651b15a5dc4c27942ac0c87c6092bfe5">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#ae1fc37ece4d20e40f3066a3361a99340">AmplitudeFollower</a>, <a class="el" href="classFixedTempoEstimator.html#a8a5a413025384cf451c64d2c2ce13a75">FixedTempoEstimator</a>, and <a class="el" href="classPercussionOnsetDetector.html#aa097d72488e1211f05fc661ff5c6dc01">PercussionOnsetDetector</a>.</p>
cannam@50 856
cannam@50 857 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00222">222</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 858
cannam@0 859 </div>
cannam@50 860 </div>
cannam@50 861 <a class="anchor" id="abb307c60bdb981d5f5af50c3c4ae84af"></a><!-- doxytag: member="ZeroCrossing::getPrograms" ref="abb307c60bdb981d5f5af50c3c4ae84af" args="() const " -->
cannam@0 862 <div class="memitem">
cannam@0 863 <div class="memproto">
cannam@0 864 <table class="memname">
cannam@0 865 <tr>
cannam@50 866 <td class="memname">virtual <a class="el" href="classVamp_1_1PluginBase.html#a7f66f00437b21e5f694fe02356b12f20">ProgramList</a> Vamp::PluginBase::getPrograms </td>
cannam@0 867 <td>(</td>
cannam@50 868 <td class="paramname"></td><td>)</td>
cannam@21 869 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 870 </tr>
cannam@0 871 </table>
cannam@0 872 </div>
cannam@0 873 <div class="memdoc">
cannam@0 874
cannam@50 875 <p>Get the program settings available in this plugin. </p>
cannam@50 876 <p>A program is a named shorthand for a set of parameter values; changing the program may cause the plugin to alter the values of its published parameters (and/or non-public internal processing parameters). The host should re-read the plugin's parameter values after setting a new program.</p>
cannam@50 877 <p>The programs must have unique names. </p>
cannam@0 878
cannam@50 879 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#ae0cde5cd625418c1bc470b91f75daafc">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a131fbe1df81215020b9aa8cecef4c802">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@50 880
cannam@50 881 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00237">237</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 882
cannam@0 883 </div>
cannam@50 884 </div>
cannam@50 885 <a class="anchor" id="a24e77eccf1bdfbbca3c79bb25e8799b3"></a><!-- doxytag: member="ZeroCrossing::getCurrentProgram" ref="a24e77eccf1bdfbbca3c79bb25e8799b3" args="() const " -->
cannam@0 886 <div class="memitem">
cannam@0 887 <div class="memproto">
cannam@0 888 <table class="memname">
cannam@0 889 <tr>
cannam@50 890 <td class="memname">virtual std::string Vamp::PluginBase::getCurrentProgram </td>
cannam@0 891 <td>(</td>
cannam@50 892 <td class="paramname"></td><td>)</td>
cannam@21 893 <td> const<code> [inline, virtual, inherited]</code></td>
cannam@0 894 </tr>
cannam@0 895 </table>
cannam@0 896 </div>
cannam@0 897 <div class="memdoc">
cannam@0 898
cannam@50 899 <p>Get the current program. </p>
cannam@0 900
cannam@50 901 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#a34859eff8ca8d862af39be9636ec1867">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a7a312dd42d161064b70afd7ff24c0651">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 902
cannam@50 903 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00242">242</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 904
cannam@0 905 </div>
cannam@50 906 </div>
cannam@50 907 <a class="anchor" id="aadd3a547ef140bae200473a9518e3353"></a><!-- doxytag: member="ZeroCrossing::selectProgram" ref="aadd3a547ef140bae200473a9518e3353" args="(std::string)" -->
cannam@0 908 <div class="memitem">
cannam@0 909 <div class="memproto">
cannam@0 910 <table class="memname">
cannam@0 911 <tr>
cannam@50 912 <td class="memname">virtual void Vamp::PluginBase::selectProgram </td>
cannam@0 913 <td>(</td>
cannam@50 914 <td class="paramtype">std::string&#160;</td>
cannam@50 915 <td class="paramname"></td><td>)</td>
cannam@21 916 <td><code> [inline, virtual, inherited]</code></td>
cannam@0 917 </tr>
cannam@0 918 </table>
cannam@0 919 </div>
cannam@0 920 <div class="memdoc">
cannam@0 921
cannam@50 922 <p>Select a program. </p>
cannam@50 923 <p>(If the given program name is not one of the available programs, do nothing.) </p>
cannam@0 924
cannam@50 925 <p>Reimplemented in <a class="el" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html#a3cc7000e0aff525950e0a286b87f8927">Vamp::HostExt::PluginBufferingAdapter</a>, <a class="el" href="classVamp_1_1PluginHostAdapter.html#a8f5515ab34cc13d9403ccc6b4b788683">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a074978333a74fdcf336a8a1d8ea20abf">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@50 926
cannam@50 927 <p>Definition at line <a class="el" href="vamp-sdk_2PluginBase_8h_source.html#l00248">248</a> of file <a class="el" href="vamp-sdk_2PluginBase_8h_source.html">vamp-sdk/PluginBase.h</a>.</p>
cannam@0 928
cannam@0 929 </div>
cannam@50 930 </div>
cannam@50 931 <hr/><h2>Member Data Documentation</h2>
cannam@50 932 <a class="anchor" id="a584f100b87c78f9af9da040d79567d52"></a><!-- doxytag: member="ZeroCrossing::m_stepSize" ref="a584f100b87c78f9af9da040d79567d52" args="" -->
cannam@0 933 <div class="memitem">
cannam@0 934 <div class="memproto">
cannam@0 935 <table class="memname">
cannam@0 936 <tr>
cannam@50 937 <td class="memname">size_t <a class="el" href="classZeroCrossing.html#a584f100b87c78f9af9da040d79567d52">ZeroCrossing::m_stepSize</a><code> [protected]</code></td>
cannam@0 938 </tr>
cannam@0 939 </table>
cannam@0 940 </div>
cannam@0 941 <div class="memdoc">
cannam@0 942
cannam@50 943 <p>Definition at line <a class="el" href="ZeroCrossing_8h_source.html#l00073">73</a> of file <a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a>.</p>
cannam@0 944
cannam@50 945 <p>Referenced by <a class="el" href="ZeroCrossing_8cpp_source.html#l00094">initialise()</a>, and <a class="el" href="ZeroCrossing_8cpp_source.html#l00142">process()</a>.</p>
cannam@0 946
cannam@0 947 </div>
cannam@50 948 </div>
cannam@50 949 <a class="anchor" id="a0f2d9f2cab0a8a30344e1f2c0ebb8ee8"></a><!-- doxytag: member="ZeroCrossing::m_previousSample" ref="a0f2d9f2cab0a8a30344e1f2c0ebb8ee8" args="" -->
cannam@0 950 <div class="memitem">
cannam@0 951 <div class="memproto">
cannam@0 952 <table class="memname">
cannam@0 953 <tr>
cannam@50 954 <td class="memname">float <a class="el" href="classZeroCrossing.html#a0f2d9f2cab0a8a30344e1f2c0ebb8ee8">ZeroCrossing::m_previousSample</a><code> [protected]</code></td>
cannam@0 955 </tr>
cannam@0 956 </table>
cannam@0 957 </div>
cannam@0 958 <div class="memdoc">
cannam@0 959
cannam@50 960 <p>Definition at line <a class="el" href="ZeroCrossing_8h_source.html#l00074">74</a> of file <a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a>.</p>
cannam@0 961
cannam@50 962 <p>Referenced by <a class="el" href="ZeroCrossing_8cpp_source.html#l00142">process()</a>, and <a class="el" href="ZeroCrossing_8cpp_source.html#l00105">reset()</a>.</p>
cannam@0 963
cannam@0 964 </div>
cannam@50 965 </div>
cannam@50 966 <a class="anchor" id="a59b9dd82a4f4eb946cd0474cc81abc23"></a><!-- doxytag: member="ZeroCrossing::m_inputSampleRate" ref="a59b9dd82a4f4eb946cd0474cc81abc23" args="" -->
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cannam@50 971 <td class="memname">float <a class="el" href="classVamp_1_1Plugin.html#a59b9dd82a4f4eb946cd0474cc81abc23">Vamp::Plugin::m_inputSampleRate</a><code> [protected, inherited]</code></td>
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cannam@0 975 <div class="memdoc">
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cannam@50 977 <p>Definition at line <a class="el" href="vamp-sdk_2Plugin_8h_source.html#l00436">436</a> of file <a class="el" href="vamp-sdk_2Plugin_8h_source.html">vamp-sdk/Plugin.h</a>.</p>
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cannam@50 979 <p>Referenced by <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00481">FixedTempoEstimator::D::assembleFeatures()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00375">FixedTempoEstimator::D::calculate()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00190">FixedTempoEstimator::D::getOutputDescriptors()</a>, <a class="el" href="ZeroCrossing_8cpp_source.html#l00111">getOutputDescriptors()</a>, <a class="el" href="PercussionOnsetDetector_8cpp_source.html#l00196">PercussionOnsetDetector::getOutputDescriptors()</a>, <a class="el" href="AmplitudeFollower_8cpp_source.html#l00105">AmplitudeFollower::initialise()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00252">FixedTempoEstimator::D::initialise()</a>, <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00363">FixedTempoEstimator::D::lag2tempo()</a>, <a class="el" href="ZeroCrossing_8cpp_source.html#l00142">process()</a>, <a class="el" href="SpectralCentroid_8cpp_source.html#l00146">SpectralCentroid::process()</a>, <a class="el" href="PercussionOnsetDetector_8cpp_source.html#l00226">PercussionOnsetDetector::process()</a>, and <a class="el" href="FixedTempoEstimator_8cpp_source.html#l00369">FixedTempoEstimator::D::tempo2lag()</a>.</p>
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cannam@0 981 </div>
cannam@0 982 </div>
cannam@50 983 <hr/>The documentation for this class was generated from the following files:<ul>
cannam@50 984 <li><a class="el" href="ZeroCrossing_8h_source.html">ZeroCrossing.h</a></li>
cannam@50 985 <li><a class="el" href="ZeroCrossing_8cpp_source.html">ZeroCrossing.cpp</a></li>
cannam@50 986 </ul>
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cannam@50 989 <div id="nav-path" class="navpath">
cannam@50 990 <ul>
cannam@50 991 <li class="navelem"><a class="el" href="classZeroCrossing.html">ZeroCrossing</a> </li>
cannam@50 992
cannam@50 993 <li class="footer">Generated on Tue Oct 4 2011 14:38:51 for VampPluginSDK by
cannam@50 994 <a href="http://www.doxygen.org/index.html">
cannam@50 995 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.5.1 </li>
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