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date Fri, 14 Nov 2008 11:56:54 +0000
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cannam@0 3 <title>VampPluginSDK: ZeroCrossing Class Reference</title>
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cannam@0 27 <h1>ZeroCrossing Class Reference</h1><!-- doxytag: class="ZeroCrossing" --><!-- doxytag: inherits="Vamp::Plugin" --><code>#include &lt;<a class="el" href="ZeroCrossing_8h-source.html">ZeroCrossing.h</a>&gt;</code>
cannam@0 28 <p>
cannam@0 29 <div class="dynheader">
cannam@0 30 Inheritance diagram for ZeroCrossing:</div>
cannam@0 31 <div class="dynsection">
cannam@0 32 <p><center><img src="classZeroCrossing__inherit__graph.png" border="0" usemap="#ZeroCrossing__inherit__map" alt="Inheritance graph"></center>
cannam@0 33 <map name="ZeroCrossing__inherit__map">
cannam@0 34 <area shape="rect" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction..." alt="" coords="20,82,119,106"><area shape="rect" href="classVamp_1_1PluginBase.html" title="A base class for plugins with optional configurable parameters, programs, etc." alt="" coords="5,7,133,31"></map>
cannam@0 35 <center><font size="2">[<a target="top" href="graph_legend.html">legend</a>]</font></center></div>
cannam@0 36
cannam@0 37 <p>
cannam@0 38 <a href="classZeroCrossing-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
cannam@0 39 Example plugin that calculates the positions and density of zero-crossing points in an audio waveform.
cannam@0 40 <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@0 41 <table border="0" cellpadding="0" cellspacing="0">
cannam@0 42 <tr><td></td></tr>
cannam@0 43 <tr><td colspan="2"><br><h2>Public Types</h2></td></tr>
cannam@0 44 <tr><td class="memItemLeft" nowrap align="right" valign="top">enum &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a> { <a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bcd4a9f31b958a43a9757af7893aa2e7ff">TimeDomain</a>,
cannam@0 45 <a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bca30e7877ab33f76acbdca28607e6ab53">FrequencyDomain</a>
cannam@0 46 }</td></tr>
cannam@0 47
cannam@0 48 <tr><td class="memItemLeft" nowrap align="right" valign="top">typedef std::vector<br>
cannam@0 49 &lt; <a class="el" href="structVamp_1_1Plugin_1_1OutputDescriptor.html">OutputDescriptor</a> &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#30f531b8fb69fac41a24e3d2a6a08ed9">OutputList</a></td></tr>
cannam@0 50
cannam@0 51 <tr><td class="memItemLeft" nowrap align="right" valign="top">typedef std::vector&lt; <a class="el" href="structVamp_1_1Plugin_1_1Feature.html">Feature</a> &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a></td></tr>
cannam@0 52
cannam@0 53 <tr><td class="memItemLeft" nowrap align="right" valign="top">typedef std::map&lt; int, <br>
cannam@0 54 <a class="el" href="classVamp_1_1Plugin.html#0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a> &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a></td></tr>
cannam@0 55
cannam@0 56 <tr><td class="memItemLeft" nowrap align="right" valign="top">typedef std::vector<br>
cannam@0 57 &lt; <a class="el" href="structVamp_1_1PluginBase_1_1ParameterDescriptor.html">ParameterDescriptor</a> &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a></td></tr>
cannam@0 58
cannam@0 59 <tr><td class="memItemLeft" nowrap align="right" valign="top">typedef std::vector&lt; std::string &gt;&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#7f66f00437b21e5f694fe02356b12f20">ProgramList</a></td></tr>
cannam@0 60
cannam@0 61 <tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
cannam@0 62 <tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#9855153a54bdc9ba75cc1a705a149473">ZeroCrossing</a> (float inputSampleRate)</td></tr>
cannam@0 63
cannam@0 64 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#f1de0da862e6e2443581e4e16044675b">~ZeroCrossing</a> ()</td></tr>
cannam@0 65
cannam@0 66 <tr><td class="memItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#f21bbcc87a6eb7875dfab7d86222dccc">initialise</a> (size_t channels, size_t stepSize, size_t blockSize)</td></tr>
cannam@0 67
cannam@0 68 <tr><td class="mdescLeft">&nbsp;</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="#f21bbcc87a6eb7875dfab7d86222dccc"></a><br></td></tr>
cannam@0 69 <tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#9ae6c4a31ea027dceb1e97ead807e228">reset</a> ()</td></tr>
cannam@0 70
cannam@0 71 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Reset the plugin after use, to prepare it for another clean run. <a href="#9ae6c4a31ea027dceb1e97ead807e228"></a><br></td></tr>
cannam@0 72 <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#afe2ce6ebd353a14c40db7e8e60f4051">getInputDomain</a> () const </td></tr>
cannam@0 73
cannam@0 74 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the plugin's required input domain. <a href="#afe2ce6ebd353a14c40db7e8e60f4051"></a><br></td></tr>
cannam@0 75 <tr><td class="memItemLeft" nowrap align="right" valign="top">std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#f2baf9e19fcdd11cfe97ace56d4f5c1a">getIdentifier</a> () const </td></tr>
cannam@0 76
cannam@0 77 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the computer-usable name of the plugin. <a href="#f2baf9e19fcdd11cfe97ace56d4f5c1a"></a><br></td></tr>
cannam@0 78 <tr><td class="memItemLeft" nowrap align="right" valign="top">std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#fa96f7ce6e7d9f03768f48c6a9d88498">getName</a> () const </td></tr>
cannam@0 79
cannam@0 80 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get a human-readable name or title of the plugin. <a href="#fa96f7ce6e7d9f03768f48c6a9d88498"></a><br></td></tr>
cannam@0 81 <tr><td class="memItemLeft" nowrap align="right" valign="top">std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#710bb0b013157adaeef2a9e6867b4478">getDescription</a> () const </td></tr>
cannam@0 82
cannam@0 83 <tr><td class="mdescLeft">&nbsp;</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="#710bb0b013157adaeef2a9e6867b4478"></a><br></td></tr>
cannam@0 84 <tr><td class="memItemLeft" nowrap align="right" valign="top">std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#c68561634a3c329a029c2fd3deaeae2a">getMaker</a> () const </td></tr>
cannam@0 85
cannam@0 86 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the name of the author or vendor of the plugin in human-readable form. <a href="#c68561634a3c329a029c2fd3deaeae2a"></a><br></td></tr>
cannam@0 87 <tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#d685f6c2f443f07a1634550c335571eb">getPluginVersion</a> () const </td></tr>
cannam@0 88
cannam@0 89 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the version number of the plugin. <a href="#d685f6c2f443f07a1634550c335571eb"></a><br></td></tr>
cannam@0 90 <tr><td class="memItemLeft" nowrap align="right" valign="top">std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#f9c41b92aa8ff8bddaebf75569ff789c">getCopyright</a> () const </td></tr>
cannam@0 91
cannam@0 92 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the copyright statement or licensing summary for the plugin. <a href="#f9c41b92aa8ff8bddaebf75569ff789c"></a><br></td></tr>
cannam@0 93 <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#30f531b8fb69fac41a24e3d2a6a08ed9">OutputList</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#c9d590a6feb1fc9a37d7892aefe2b688">getOutputDescriptors</a> () const </td></tr>
cannam@0 94
cannam@0 95 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the outputs of this plugin. <a href="#c9d590a6feb1fc9a37d7892aefe2b688"></a><br></td></tr>
cannam@0 96 <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#bf4aaa6fd8cc03de63f4e1e8942633da">process</a> (const float *const *inputBuffers, <a class="el" href="structVamp_1_1RealTime.html">Vamp::RealTime</a> timestamp)</td></tr>
cannam@0 97
cannam@0 98 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Process a single block of input data. <a href="#bf4aaa6fd8cc03de63f4e1e8942633da"></a><br></td></tr>
cannam@0 99 <tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#70996d1b7166e303903daf92a9a37ad8">getRemainingFeatures</a> ()</td></tr>
cannam@0 100
cannam@0 101 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">After all blocks have been processed, calculate and return any remaining features derived from the complete input. <a href="#70996d1b7166e303903daf92a9a37ad8"></a><br></td></tr>
cannam@0 102 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual size_t&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#a529adf83f87a603954eb31407602aac">getPreferredBlockSize</a> () const </td></tr>
cannam@0 103
cannam@0 104 <tr><td class="mdescLeft">&nbsp;</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#e4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function). <a href="#a529adf83f87a603954eb31407602aac"></a><br></td></tr>
cannam@0 105 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual size_t&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#514c716c22f81c055f19b56c3f882567">getPreferredStepSize</a> () const </td></tr>
cannam@0 106
cannam@0 107 <tr><td class="mdescLeft">&nbsp;</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#e4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function) for the plugin. <a href="#514c716c22f81c055f19b56c3f882567"></a><br></td></tr>
cannam@0 108 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual size_t&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#267b42e866df3cf0d190893e8096f525">getMinChannelCount</a> () const </td></tr>
cannam@0 109
cannam@0 110 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the minimum supported number of input channels. <a href="#267b42e866df3cf0d190893e8096f525"></a><br></td></tr>
cannam@0 111 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual size_t&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#2c5ab12b6fa4847cb244bd1e9cb3ae5e">getMaxChannelCount</a> () const </td></tr>
cannam@0 112
cannam@0 113 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the maximum supported number of input channels. <a href="#2c5ab12b6fa4847cb244bd1e9cb3ae5e"></a><br></td></tr>
cannam@0 114 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#be13b3997a69fbcc09e2213faa352f91">getType</a> () const </td></tr>
cannam@0 115
cannam@0 116 <tr><td class="mdescLeft">&nbsp;</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...">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="#be13b3997a69fbcc09e2213faa352f91"></a><br></td></tr>
cannam@0 117 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual unsigned int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#8fd2c48291c64b790f0efb8948508dcf">getVampApiVersion</a> () const </td></tr>
cannam@0 118
cannam@0 119 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the <a class="el" href="namespaceVamp.html" title="If you want to compile using FFTW instead of the built-in FFT implementation for...">Vamp</a> API compatibility level of the plugin. <a href="#8fd2c48291c64b790f0efb8948508dcf"></a><br></td></tr>
cannam@0 120 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="classVamp_1_1PluginBase.html#3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#ac3e49b3b66cacfbb768dfdf07444f21">getParameterDescriptors</a> () const </td></tr>
cannam@0 121
cannam@0 122 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the controllable parameters of this plugin. <a href="#ac3e49b3b66cacfbb768dfdf07444f21"></a><br></td></tr>
cannam@0 123 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual float&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#97ababcd45348ceec998d0f8e0f38bf7">getParameter</a> (std::string) const </td></tr>
cannam@0 124
cannam@0 125 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the value of a named parameter. <a href="#97ababcd45348ceec998d0f8e0f38bf7"></a><br></td></tr>
cannam@0 126 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#6c718ce822f7b73b98940d59dcaa9366">setParameter</a> (std::string, float)</td></tr>
cannam@0 127
cannam@0 128 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Set a named parameter. <a href="#6c718ce822f7b73b98940d59dcaa9366"></a><br></td></tr>
cannam@0 129 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="classVamp_1_1PluginBase.html#7f66f00437b21e5f694fe02356b12f20">ProgramList</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#bb307c60bdb981d5f5af50c3c4ae84af">getPrograms</a> () const </td></tr>
cannam@0 130
cannam@0 131 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the program settings available in this plugin. <a href="#bb307c60bdb981d5f5af50c3c4ae84af"></a><br></td></tr>
cannam@0 132 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#24e77eccf1bdfbbca3c79bb25e8799b3">getCurrentProgram</a> () const </td></tr>
cannam@0 133
cannam@0 134 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Get the current program. <a href="#24e77eccf1bdfbbca3c79bb25e8799b3"></a><br></td></tr>
cannam@0 135 <tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1PluginBase.html#add3a547ef140bae200473a9518e3353">selectProgram</a> (std::string)</td></tr>
cannam@0 136
cannam@0 137 <tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Select a program. <a href="#add3a547ef140bae200473a9518e3353"></a><br></td></tr>
cannam@0 138 <tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
cannam@0 139 <tr><td class="memItemLeft" nowrap align="right" valign="top">size_t&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#584f100b87c78f9af9da040d79567d52">m_stepSize</a></td></tr>
cannam@0 140
cannam@0 141 <tr><td class="memItemLeft" nowrap align="right" valign="top">float&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classZeroCrossing.html#0f2d9f2cab0a8a30344e1f2c0ebb8ee8">m_previousSample</a></td></tr>
cannam@0 142
cannam@0 143 <tr><td class="memItemLeft" nowrap align="right" valign="top">float&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classVamp_1_1Plugin.html#59b9dd82a4f4eb946cd0474cc81abc23">m_inputSampleRate</a></td></tr>
cannam@0 144
cannam@0 145 </table>
cannam@0 146 <hr><h2>Member Typedef Documentation</h2>
cannam@0 147 <a class="anchor" name="30f531b8fb69fac41a24e3d2a6a08ed9"></a><!-- doxytag: member="ZeroCrossing::OutputList" ref="30f531b8fb69fac41a24e3d2a6a08ed9" args="" -->
cannam@0 148 <div class="memitem">
cannam@0 149 <div class="memproto">
cannam@0 150 <table class="memname">
cannam@0 151 <tr>
cannam@0 152 <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#30f531b8fb69fac41a24e3d2a6a08ed9">Vamp::Plugin::OutputList</a><code> [inherited]</code> </td>
cannam@0 153 </tr>
cannam@0 154 </table>
cannam@0 155 </div>
cannam@0 156 <div class="memdoc">
cannam@0 157
cannam@0 158 <p>
cannam@0 159
cannam@0 160 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00309">309</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 161
cannam@0 162 </div>
cannam@0 163 </div><p>
cannam@0 164 <a class="anchor" name="0730bc72c87fa02eb8d2854b233f7be1"></a><!-- doxytag: member="ZeroCrossing::FeatureList" ref="0730bc72c87fa02eb8d2854b233f7be1" args="" -->
cannam@0 165 <div class="memitem">
cannam@0 166 <div class="memproto">
cannam@0 167 <table class="memname">
cannam@0 168 <tr>
cannam@0 169 <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#0730bc72c87fa02eb8d2854b233f7be1">Vamp::Plugin::FeatureList</a><code> [inherited]</code> </td>
cannam@0 170 </tr>
cannam@0 171 </table>
cannam@0 172 </div>
cannam@0 173 <div class="memdoc">
cannam@0 174
cannam@0 175 <p>
cannam@0 176
cannam@0 177 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00347">347</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 178
cannam@0 179 </div>
cannam@0 180 </div><p>
cannam@0 181 <a class="anchor" name="448fb57dc245d47923ec9eeaf9856c5f"></a><!-- doxytag: member="ZeroCrossing::FeatureSet" ref="448fb57dc245d47923ec9eeaf9856c5f" args="" -->
cannam@0 182 <div class="memitem">
cannam@0 183 <div class="memproto">
cannam@0 184 <table class="memname">
cannam@0 185 <tr>
cannam@0 186 <td class="memname">typedef std::map&lt;int, <a class="el" href="classVamp_1_1Plugin.html#0730bc72c87fa02eb8d2854b233f7be1">FeatureList</a>&gt; <a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">Vamp::Plugin::FeatureSet</a><code> [inherited]</code> </td>
cannam@0 187 </tr>
cannam@0 188 </table>
cannam@0 189 </div>
cannam@0 190 <div class="memdoc">
cannam@0 191
cannam@0 192 <p>
cannam@0 193
cannam@0 194 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00348">348</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 195
cannam@0 196 </div>
cannam@0 197 </div><p>
cannam@0 198 <a class="anchor" name="3b6bb4bbd86affe1ca9deceea1aad4f8"></a><!-- doxytag: member="ZeroCrossing::ParameterList" ref="3b6bb4bbd86affe1ca9deceea1aad4f8" args="" -->
cannam@0 199 <div class="memitem">
cannam@0 200 <div class="memproto">
cannam@0 201 <table class="memname">
cannam@0 202 <tr>
cannam@0 203 <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#3b6bb4bbd86affe1ca9deceea1aad4f8">Vamp::PluginBase::ParameterList</a><code> [inherited]</code> </td>
cannam@0 204 </tr>
cannam@0 205 </table>
cannam@0 206 </div>
cannam@0 207 <div class="memdoc">
cannam@0 208
cannam@0 209 <p>
cannam@0 210
cannam@0 211 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00195">195</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 212
cannam@0 213 </div>
cannam@0 214 </div><p>
cannam@0 215 <a class="anchor" name="7f66f00437b21e5f694fe02356b12f20"></a><!-- doxytag: member="ZeroCrossing::ProgramList" ref="7f66f00437b21e5f694fe02356b12f20" args="" -->
cannam@0 216 <div class="memitem">
cannam@0 217 <div class="memproto">
cannam@0 218 <table class="memname">
cannam@0 219 <tr>
cannam@0 220 <td class="memname">typedef std::vector&lt;std::string&gt; <a class="el" href="classVamp_1_1PluginBase.html#7f66f00437b21e5f694fe02356b12f20">Vamp::PluginBase::ProgramList</a><code> [inherited]</code> </td>
cannam@0 221 </tr>
cannam@0 222 </table>
cannam@0 223 </div>
cannam@0 224 <div class="memdoc">
cannam@0 225
cannam@0 226 <p>
cannam@0 227
cannam@0 228 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00217">217</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 229
cannam@0 230 </div>
cannam@0 231 </div><p>
cannam@0 232 <hr><h2>Member Enumeration Documentation</h2>
cannam@0 233 <a class="anchor" name="39cb7649d6dcc20e4cb1640cd55907bc"></a><!-- doxytag: member="ZeroCrossing::InputDomain" ref="39cb7649d6dcc20e4cb1640cd55907bc" args="" -->
cannam@0 234 <div class="memitem">
cannam@0 235 <div class="memproto">
cannam@0 236 <table class="memname">
cannam@0 237 <tr>
cannam@0 238 <td class="memname">enum <a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bc">Vamp::Plugin::InputDomain</a><code> [inherited]</code> </td>
cannam@0 239 </tr>
cannam@0 240 </table>
cannam@0 241 </div>
cannam@0 242 <div class="memdoc">
cannam@0 243
cannam@0 244 <p>
cannam@0 245 <dl compact><dt><b>Enumerator: </b></dt><dd>
cannam@0 246 <table border="0" cellspacing="2" cellpadding="0">
cannam@0 247 <tr><td valign="top"><em><a class="anchor" name="39cb7649d6dcc20e4cb1640cd55907bcd4a9f31b958a43a9757af7893aa2e7ff"></a><!-- doxytag: member="TimeDomain" ref="39cb7649d6dcc20e4cb1640cd55907bcd4a9f31b958a43a9757af7893aa2e7ff" args="" -->TimeDomain</em>&nbsp;</td><td>
cannam@0 248 </td></tr>
cannam@0 249 <tr><td valign="top"><em><a class="anchor" name="39cb7649d6dcc20e4cb1640cd55907bca30e7877ab33f76acbdca28607e6ab53"></a><!-- doxytag: member="FrequencyDomain" ref="39cb7649d6dcc20e4cb1640cd55907bca30e7877ab33f76acbdca28607e6ab53" args="" -->FrequencyDomain</em>&nbsp;</td><td>
cannam@0 250 </td></tr>
cannam@0 251 </table>
cannam@0 252 </dl>
cannam@0 253
cannam@0 254 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00149">149</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 255
cannam@0 256 </div>
cannam@0 257 </div><p>
cannam@0 258 <hr><h2>Constructor &amp; Destructor Documentation</h2>
cannam@0 259 <a class="anchor" name="9855153a54bdc9ba75cc1a705a149473"></a><!-- doxytag: member="ZeroCrossing::ZeroCrossing" ref="9855153a54bdc9ba75cc1a705a149473" args="(float inputSampleRate)" -->
cannam@0 260 <div class="memitem">
cannam@0 261 <div class="memproto">
cannam@0 262 <table class="memname">
cannam@0 263 <tr>
cannam@0 264 <td class="memname">ZeroCrossing::ZeroCrossing </td>
cannam@0 265 <td>(</td>
cannam@0 266 <td class="paramtype">float&nbsp;</td>
cannam@0 267 <td class="paramname"> <em>inputSampleRate</em> </td>
cannam@0 268 <td>&nbsp;)&nbsp;</td>
cannam@0 269 <td width="100%"></td>
cannam@0 270 </tr>
cannam@0 271 </table>
cannam@0 272 </div>
cannam@0 273 <div class="memdoc">
cannam@0 274
cannam@0 275 <p>
cannam@0 276
cannam@0 277 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00045">45</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 278
cannam@0 279 </div>
cannam@0 280 </div><p>
cannam@0 281 <a class="anchor" name="f1de0da862e6e2443581e4e16044675b"></a><!-- doxytag: member="ZeroCrossing::~ZeroCrossing" ref="f1de0da862e6e2443581e4e16044675b" args="()" -->
cannam@0 282 <div class="memitem">
cannam@0 283 <div class="memproto">
cannam@0 284 <table class="memname">
cannam@0 285 <tr>
cannam@0 286 <td class="memname">ZeroCrossing::~ZeroCrossing </td>
cannam@0 287 <td>(</td>
cannam@0 288 <td class="paramname"> </td>
cannam@0 289 <td>&nbsp;)&nbsp;</td>
cannam@0 290 <td width="100%"><code> [virtual]</code></td>
cannam@0 291 </tr>
cannam@0 292 </table>
cannam@0 293 </div>
cannam@0 294 <div class="memdoc">
cannam@0 295
cannam@0 296 <p>
cannam@0 297
cannam@0 298 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00052">52</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 299
cannam@0 300 </div>
cannam@0 301 </div><p>
cannam@0 302 <hr><h2>Member Function Documentation</h2>
cannam@0 303 <a class="anchor" name="f21bbcc87a6eb7875dfab7d86222dccc"></a><!-- doxytag: member="ZeroCrossing::initialise" ref="f21bbcc87a6eb7875dfab7d86222dccc" args="(size_t channels, size_t stepSize, size_t blockSize)" -->
cannam@0 304 <div class="memitem">
cannam@0 305 <div class="memproto">
cannam@0 306 <table class="memname">
cannam@0 307 <tr>
cannam@0 308 <td class="memname">bool ZeroCrossing::initialise </td>
cannam@0 309 <td>(</td>
cannam@0 310 <td class="paramtype">size_t&nbsp;</td>
cannam@0 311 <td class="paramname"> <em>inputChannels</em>, </td>
cannam@0 312 </tr>
cannam@0 313 <tr>
cannam@0 314 <td class="paramkey"></td>
cannam@0 315 <td></td>
cannam@0 316 <td class="paramtype">size_t&nbsp;</td>
cannam@0 317 <td class="paramname"> <em>stepSize</em>, </td>
cannam@0 318 </tr>
cannam@0 319 <tr>
cannam@0 320 <td class="paramkey"></td>
cannam@0 321 <td></td>
cannam@0 322 <td class="paramtype">size_t&nbsp;</td>
cannam@0 323 <td class="paramname"> <em>blockSize</em></td><td>&nbsp;</td>
cannam@0 324 </tr>
cannam@0 325 <tr>
cannam@0 326 <td></td>
cannam@0 327 <td>)</td>
cannam@0 328 <td></td><td></td><td width="100%"><code> [virtual]</code></td>
cannam@0 329 </tr>
cannam@0 330 </table>
cannam@0 331 </div>
cannam@0 332 <div class="memdoc">
cannam@0 333
cannam@0 334 <p>
cannam@0 335 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).
cannam@0 336 <p>
cannam@0 337 The input sample rate should have been already specified at construction time.<p>
cannam@0 338 Return true for successful initialisation, false if the number of input channels, step size and/or block size cannot be supported.
cannam@0 339 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#f26212cf5fc511b603a8b48034247822">Vamp::Plugin</a>.</p>
cannam@0 340
cannam@0 341 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00093">93</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 342
cannam@0 343 <p>References <a class="el" href="Plugin_8h-source.html#l00196">Vamp::Plugin::getMaxChannelCount()</a>, <a class="el" href="Plugin_8h-source.html#l00191">Vamp::Plugin::getMinChannelCount()</a>, and <a class="el" href="ZeroCrossing_8h-source.html#l00073">m_stepSize</a>.</p>
cannam@0 344
cannam@0 345 </div>
cannam@0 346 </div><p>
cannam@0 347 <a class="anchor" name="9ae6c4a31ea027dceb1e97ead807e228"></a><!-- doxytag: member="ZeroCrossing::reset" ref="9ae6c4a31ea027dceb1e97ead807e228" args="()" -->
cannam@0 348 <div class="memitem">
cannam@0 349 <div class="memproto">
cannam@0 350 <table class="memname">
cannam@0 351 <tr>
cannam@0 352 <td class="memname">void ZeroCrossing::reset </td>
cannam@0 353 <td>(</td>
cannam@0 354 <td class="paramname"> </td>
cannam@0 355 <td>&nbsp;)&nbsp;</td>
cannam@0 356 <td width="100%"><code> [virtual]</code></td>
cannam@0 357 </tr>
cannam@0 358 </table>
cannam@0 359 </div>
cannam@0 360 <div class="memdoc">
cannam@0 361
cannam@0 362 <p>
cannam@0 363 Reset the plugin after use, to prepare it for another clean run.
cannam@0 364 <p>
cannam@0 365 Not called for the first initialisation (i.e. initialise must also do a reset).
cannam@0 366 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#ad67dc9d0052417511070c4ebcfbf24f">Vamp::Plugin</a>.</p>
cannam@0 367
cannam@0 368 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00104">104</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 369
cannam@0 370 <p>References <a class="el" href="ZeroCrossing_8h-source.html#l00074">m_previousSample</a>.</p>
cannam@0 371
cannam@0 372 </div>
cannam@0 373 </div><p>
cannam@0 374 <a class="anchor" name="afe2ce6ebd353a14c40db7e8e60f4051"></a><!-- doxytag: member="ZeroCrossing::getInputDomain" ref="afe2ce6ebd353a14c40db7e8e60f4051" args="() const " -->
cannam@0 375 <div class="memitem">
cannam@0 376 <div class="memproto">
cannam@0 377 <table class="memname">
cannam@0 378 <tr>
cannam@0 379 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bc">InputDomain</a> ZeroCrossing::getInputDomain </td>
cannam@0 380 <td>(</td>
cannam@0 381 <td class="paramname"> </td>
cannam@0 382 <td>&nbsp;)&nbsp;</td>
cannam@0 383 <td width="100%"> const<code> [inline, virtual]</code></td>
cannam@0 384 </tr>
cannam@0 385 </table>
cannam@0 386 </div>
cannam@0 387 <div class="memdoc">
cannam@0 388
cannam@0 389 <p>
cannam@0 390 Get the plugin's required input domain.
cannam@0 391 <p>
cannam@0 392 If this is TimeDomain, the samples provided to the <a class="el" href="classZeroCrossing.html#bf4aaa6fd8cc03de63f4e1e8942633da" 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. 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#bf4aaa6fd8cc03de63f4e1e8942633da" title="Process a single block of input data.">process()</a>. 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.
cannam@0 393 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#e1d317a9702cbeda65ddf0ec500c1ff6">Vamp::Plugin</a>.</p>
cannam@0 394
cannam@0 395 <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@0 396
cannam@0 397 <p>References <a class="el" href="Plugin_8h-source.html#l00149">Vamp::Plugin::TimeDomain</a>.</p>
cannam@0 398
cannam@0 399 </div>
cannam@0 400 </div><p>
cannam@0 401 <a class="anchor" name="f2baf9e19fcdd11cfe97ace56d4f5c1a"></a><!-- doxytag: member="ZeroCrossing::getIdentifier" ref="f2baf9e19fcdd11cfe97ace56d4f5c1a" args="() const " -->
cannam@0 402 <div class="memitem">
cannam@0 403 <div class="memproto">
cannam@0 404 <table class="memname">
cannam@0 405 <tr>
cannam@0 406 <td class="memname">string ZeroCrossing::getIdentifier </td>
cannam@0 407 <td>(</td>
cannam@0 408 <td class="paramname"> </td>
cannam@0 409 <td>&nbsp;)&nbsp;</td>
cannam@0 410 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 411 </tr>
cannam@0 412 </table>
cannam@0 413 </div>
cannam@0 414 <div class="memdoc">
cannam@0 415
cannam@0 416 <p>
cannam@0 417 Get the computer-usable name of the plugin.
cannam@0 418 <p>
cannam@0 419 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@0 420 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@0 421 Example: "zero_crossings"
cannam@0 422 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#d1c6dfc77aa03d937a885b7f08258f4a">Vamp::PluginBase</a>.</p>
cannam@0 423
cannam@0 424 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00057">57</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 425
cannam@0 426 </div>
cannam@0 427 </div><p>
cannam@0 428 <a class="anchor" name="fa96f7ce6e7d9f03768f48c6a9d88498"></a><!-- doxytag: member="ZeroCrossing::getName" ref="fa96f7ce6e7d9f03768f48c6a9d88498" args="() const " -->
cannam@0 429 <div class="memitem">
cannam@0 430 <div class="memproto">
cannam@0 431 <table class="memname">
cannam@0 432 <tr>
cannam@0 433 <td class="memname">string ZeroCrossing::getName </td>
cannam@0 434 <td>(</td>
cannam@0 435 <td class="paramname"> </td>
cannam@0 436 <td>&nbsp;)&nbsp;</td>
cannam@0 437 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 438 </tr>
cannam@0 439 </table>
cannam@0 440 </div>
cannam@0 441 <div class="memdoc">
cannam@0 442
cannam@0 443 <p>
cannam@0 444 Get a human-readable name or title of the plugin.
cannam@0 445 <p>
cannam@0 446 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@0 447 Example: "Zero Crossings"
cannam@0 448 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#18619d5097e444ecefee0c359da53232">Vamp::PluginBase</a>.</p>
cannam@0 449
cannam@0 450 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00063">63</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 451
cannam@0 452 </div>
cannam@0 453 </div><p>
cannam@0 454 <a class="anchor" name="710bb0b013157adaeef2a9e6867b4478"></a><!-- doxytag: member="ZeroCrossing::getDescription" ref="710bb0b013157adaeef2a9e6867b4478" args="() const " -->
cannam@0 455 <div class="memitem">
cannam@0 456 <div class="memproto">
cannam@0 457 <table class="memname">
cannam@0 458 <tr>
cannam@0 459 <td class="memname">string ZeroCrossing::getDescription </td>
cannam@0 460 <td>(</td>
cannam@0 461 <td class="paramname"> </td>
cannam@0 462 <td>&nbsp;)&nbsp;</td>
cannam@0 463 <td width="100%"> 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@0 469 <p>
cannam@0 470 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".
cannam@0 471 <p>
cannam@0 472 May be empty if the name has said it all already.<p>
cannam@0 473 Example: "Detect and count zero crossing points"
cannam@0 474 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#59153a02364f75fff46973b2072e9e5a">Vamp::PluginBase</a>.</p>
cannam@0 475
cannam@0 476 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00069">69</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 477
cannam@0 478 </div>
cannam@0 479 </div><p>
cannam@0 480 <a class="anchor" name="c68561634a3c329a029c2fd3deaeae2a"></a><!-- doxytag: member="ZeroCrossing::getMaker" ref="c68561634a3c329a029c2fd3deaeae2a" args="() const " -->
cannam@0 481 <div class="memitem">
cannam@0 482 <div class="memproto">
cannam@0 483 <table class="memname">
cannam@0 484 <tr>
cannam@0 485 <td class="memname">string ZeroCrossing::getMaker </td>
cannam@0 486 <td>(</td>
cannam@0 487 <td class="paramname"> </td>
cannam@0 488 <td>&nbsp;)&nbsp;</td>
cannam@0 489 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 490 </tr>
cannam@0 491 </table>
cannam@0 492 </div>
cannam@0 493 <div class="memdoc">
cannam@0 494
cannam@0 495 <p>
cannam@0 496 Get the name of the author or vendor of the plugin in human-readable form.
cannam@0 497 <p>
cannam@0 498 This should be a short identifying text, as it may be used to label plugins from the same source in a menu or similar.
cannam@0 499 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#53d9918bf9ef4d12feedf66b2b26c637">Vamp::PluginBase</a>.</p>
cannam@0 500
cannam@0 501 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00075">75</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 502
cannam@0 503 </div>
cannam@0 504 </div><p>
cannam@0 505 <a class="anchor" name="d685f6c2f443f07a1634550c335571eb"></a><!-- doxytag: member="ZeroCrossing::getPluginVersion" ref="d685f6c2f443f07a1634550c335571eb" args="() const " -->
cannam@0 506 <div class="memitem">
cannam@0 507 <div class="memproto">
cannam@0 508 <table class="memname">
cannam@0 509 <tr>
cannam@0 510 <td class="memname">int ZeroCrossing::getPluginVersion </td>
cannam@0 511 <td>(</td>
cannam@0 512 <td class="paramname"> </td>
cannam@0 513 <td>&nbsp;)&nbsp;</td>
cannam@0 514 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 515 </tr>
cannam@0 516 </table>
cannam@0 517 </div>
cannam@0 518 <div class="memdoc">
cannam@0 519
cannam@0 520 <p>
cannam@0 521 Get the version number of the plugin.
cannam@0 522 <p>
cannam@0 523
cannam@0 524 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#63f686d77bc3d6b807e7944cdde83151">Vamp::PluginBase</a>.</p>
cannam@0 525
cannam@0 526 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00081">81</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 527
cannam@0 528 </div>
cannam@0 529 </div><p>
cannam@0 530 <a class="anchor" name="f9c41b92aa8ff8bddaebf75569ff789c"></a><!-- doxytag: member="ZeroCrossing::getCopyright" ref="f9c41b92aa8ff8bddaebf75569ff789c" args="() const " -->
cannam@0 531 <div class="memitem">
cannam@0 532 <div class="memproto">
cannam@0 533 <table class="memname">
cannam@0 534 <tr>
cannam@0 535 <td class="memname">string ZeroCrossing::getCopyright </td>
cannam@0 536 <td>(</td>
cannam@0 537 <td class="paramname"> </td>
cannam@0 538 <td>&nbsp;)&nbsp;</td>
cannam@0 539 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 540 </tr>
cannam@0 541 </table>
cannam@0 542 </div>
cannam@0 543 <div class="memdoc">
cannam@0 544
cannam@0 545 <p>
cannam@0 546 Get the copyright statement or licensing summary for the plugin.
cannam@0 547 <p>
cannam@0 548 This can be an informative text, without the same presentation constraints as mentioned for getMaker above.
cannam@0 549 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#b7e9dedbe965f5ab9018b72920fe7661">Vamp::PluginBase</a>.</p>
cannam@0 550
cannam@0 551 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00087">87</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 552
cannam@0 553 </div>
cannam@0 554 </div><p>
cannam@0 555 <a class="anchor" name="c9d590a6feb1fc9a37d7892aefe2b688"></a><!-- doxytag: member="ZeroCrossing::getOutputDescriptors" ref="c9d590a6feb1fc9a37d7892aefe2b688" args="() const " -->
cannam@0 556 <div class="memitem">
cannam@0 557 <div class="memproto">
cannam@0 558 <table class="memname">
cannam@0 559 <tr>
cannam@0 560 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#30f531b8fb69fac41a24e3d2a6a08ed9">ZeroCrossing::OutputList</a> ZeroCrossing::getOutputDescriptors </td>
cannam@0 561 <td>(</td>
cannam@0 562 <td class="paramname"> </td>
cannam@0 563 <td>&nbsp;)&nbsp;</td>
cannam@0 564 <td width="100%"> const<code> [virtual]</code></td>
cannam@0 565 </tr>
cannam@0 566 </table>
cannam@0 567 </div>
cannam@0 568 <div class="memdoc">
cannam@0 569
cannam@0 570 <p>
cannam@0 571 Get the outputs of this plugin.
cannam@0 572 <p>
cannam@0 573 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#bf4aaa6fd8cc03de63f4e1e8942633da" title="Process a single block of input data.">process()</a> call.
cannam@0 574 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#d064d5d132b5c9bd7064f429c3309e35">Vamp::Plugin</a>.</p>
cannam@0 575
cannam@0 576 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00110">110</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 577
cannam@0 578 <p>References <a class="el" href="Plugin_8h-source.html#l00239">Vamp::Plugin::OutputDescriptor::binCount</a>, <a class="el" href="Plugin_8h-source.html#l00219">Vamp::Plugin::OutputDescriptor::description</a>, <a class="el" href="Plugin_8h-source.html#l00231">Vamp::Plugin::OutputDescriptor::hasFixedBinCount</a>, <a class="el" href="Plugin_8h-source.html#l00252">Vamp::Plugin::OutputDescriptor::hasKnownExtents</a>, <a class="el" href="Plugin_8h-source.html#l00206">Vamp::Plugin::OutputDescriptor::identifier</a>, <a class="el" href="Plugin_8h-source.html#l00270">Vamp::Plugin::OutputDescriptor::isQuantized</a>, <a class="el" href="Plugin_8h-source.html#l00397">Vamp::Plugin::m_inputSampleRate</a>, <a class="el" href="Plugin_8h-source.html#l00212">Vamp::Plugin::OutputDescriptor::name</a>, <a class="el" href="Plugin_8h-source.html#l00282">Vamp::Plugin::OutputDescriptor::OneSamplePerStep</a>, <a class="el" href="Plugin_8h-source.html#l00277">Vamp::Plugin::OutputDescriptor::quantizeStep</a>, <a class="el" href="Plugin_8h-source.html#l00306">Vamp::Plugin::OutputDescriptor::sampleRate</a>, <a class="el" href="Plugin_8h-source.html#l00294">Vamp::Plugin::OutputDescriptor::sampleType</a>, <a class="el" href="Plugin_8h-source.html#l00224">Vamp::Plugin::OutputDescriptor::unit</a>, and <a class="el" href="Plugin_8h-source.html#l00288">Vamp::Plugin::OutputDescriptor::VariableSampleRate</a>.</p>
cannam@0 579
cannam@0 580 </div>
cannam@0 581 </div><p>
cannam@0 582 <a class="anchor" name="bf4aaa6fd8cc03de63f4e1e8942633da"></a><!-- doxytag: member="ZeroCrossing::process" ref="bf4aaa6fd8cc03de63f4e1e8942633da" args="(const float *const *inputBuffers, Vamp::RealTime timestamp)" -->
cannam@0 583 <div class="memitem">
cannam@0 584 <div class="memproto">
cannam@0 585 <table class="memname">
cannam@0 586 <tr>
cannam@0 587 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">ZeroCrossing::FeatureSet</a> ZeroCrossing::process </td>
cannam@0 588 <td>(</td>
cannam@0 589 <td class="paramtype">const float *const *&nbsp;</td>
cannam@0 590 <td class="paramname"> <em>inputBuffers</em>, </td>
cannam@0 591 </tr>
cannam@0 592 <tr>
cannam@0 593 <td class="paramkey"></td>
cannam@0 594 <td></td>
cannam@0 595 <td class="paramtype"><a class="el" href="structVamp_1_1RealTime.html">Vamp::RealTime</a>&nbsp;</td>
cannam@0 596 <td class="paramname"> <em>timestamp</em></td><td>&nbsp;</td>
cannam@0 597 </tr>
cannam@0 598 <tr>
cannam@0 599 <td></td>
cannam@0 600 <td>)</td>
cannam@0 601 <td></td><td></td><td width="100%"><code> [virtual]</code></td>
cannam@0 602 </tr>
cannam@0 603 </table>
cannam@0 604 </div>
cannam@0 605 <div class="memdoc">
cannam@0 606
cannam@0 607 <p>
cannam@0 608 Process a single block of input data.
cannam@0 609 <p>
cannam@0 610 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 will be the real time in seconds of the start of the supplied block of samples.<p>
cannam@0 611 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@0 612 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.)
cannam@0 613 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#e4aed3bebfe80a2e2fccd3d37af26996">Vamp::Plugin</a>.</p>
cannam@0 614
cannam@0 615 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00141">141</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 616
cannam@0 617 <p>References <a class="el" href="RealTime_8cpp-source.html#l00232">Vamp::RealTime::frame2RealTime()</a>, <a class="el" href="Plugin_8h-source.html#l00325">Vamp::Plugin::Feature::hasTimestamp</a>, <a class="el" href="Plugin_8h-source.html#l00397">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="Plugin_8h-source.html#l00332">Vamp::Plugin::Feature::timestamp</a>, and <a class="el" href="Plugin_8h-source.html#l00339">Vamp::Plugin::Feature::values</a>.</p>
cannam@0 618
cannam@0 619 </div>
cannam@0 620 </div><p>
cannam@0 621 <a class="anchor" name="70996d1b7166e303903daf92a9a37ad8"></a><!-- doxytag: member="ZeroCrossing::getRemainingFeatures" ref="70996d1b7166e303903daf92a9a37ad8" args="()" -->
cannam@0 622 <div class="memitem">
cannam@0 623 <div class="memproto">
cannam@0 624 <table class="memname">
cannam@0 625 <tr>
cannam@0 626 <td class="memname"><a class="el" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">ZeroCrossing::FeatureSet</a> ZeroCrossing::getRemainingFeatures </td>
cannam@0 627 <td>(</td>
cannam@0 628 <td class="paramname"> </td>
cannam@0 629 <td>&nbsp;)&nbsp;</td>
cannam@0 630 <td width="100%"><code> [virtual]</code></td>
cannam@0 631 </tr>
cannam@0 632 </table>
cannam@0 633 </div>
cannam@0 634 <div class="memdoc">
cannam@0 635
cannam@0 636 <p>
cannam@0 637 After all blocks have been processed, calculate and return any remaining features derived from the complete input.
cannam@0 638 <p>
cannam@0 639
cannam@0 640 <p>Implements <a class="el" href="classVamp_1_1Plugin.html#eca2a26e658ba0314ba90d25dd2195d6">Vamp::Plugin</a>.</p>
cannam@0 641
cannam@0 642 <p>Definition at line <a class="el" href="ZeroCrossing_8cpp-source.html#l00190">190</a> of file <a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a>.</p>
cannam@0 643
cannam@0 644 </div>
cannam@0 645 </div><p>
cannam@0 646 <a class="anchor" name="a529adf83f87a603954eb31407602aac"></a><!-- doxytag: member="ZeroCrossing::getPreferredBlockSize" ref="a529adf83f87a603954eb31407602aac" args="() const " -->
cannam@0 647 <div class="memitem">
cannam@0 648 <div class="memproto">
cannam@0 649 <table class="memname">
cannam@0 650 <tr>
cannam@0 651 <td class="memname">virtual size_t Vamp::Plugin::getPreferredBlockSize </td>
cannam@0 652 <td>(</td>
cannam@0 653 <td class="paramname"> </td>
cannam@0 654 <td>&nbsp;)&nbsp;</td>
cannam@0 655 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 656 </tr>
cannam@0 657 </table>
cannam@0 658 </div>
cannam@0 659 <div class="memdoc">
cannam@0 660
cannam@0 661 <p>
cannam@0 662 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#e4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function).
cannam@0 663 <p>
cannam@0 664 This should be called before <a class="el" href="classVamp_1_1Plugin.html#f26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels...">initialise()</a>.<p>
cannam@0 665 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#f26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels...">initialise()</a> call.
cannam@0 666 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#d5e0ea8042bdec4dd18428991117e07a">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html#4cf40d09d02022b1962ff17bb0324ea5">Vamp::HostExt::PluginInputDomainAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#2c62a656313a819650656643a867ad01">Vamp::HostExt::PluginWrapper</a>, and <a class="el" href="classPercussionOnsetDetector.html#410c0b47c6c849d7ed9b726b84402ad0">PercussionOnsetDetector</a>.</p>
cannam@0 667
cannam@0 668 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00171">171</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 669
cannam@0 670 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00164">Vamp::HostExt::PluginWrapper::getPreferredBlockSize()</a>, <a class="el" href="PluginInputDomainAdapter_8cpp-source.html#l00283">Vamp::HostExt::PluginInputDomainAdapter::Impl::getPreferredBlockSize()</a>, <a class="el" href="PluginBufferingAdapter_8cpp-source.html#l00314">Vamp::HostExt::PluginBufferingAdapter::Impl::initialise()</a>, and <a class="el" href="vamp-simple-host_8cpp-source.html#l00244">runPlugin()</a>.</p>
cannam@0 671
cannam@0 672 </div>
cannam@0 673 </div><p>
cannam@0 674 <a class="anchor" name="514c716c22f81c055f19b56c3f882567"></a><!-- doxytag: member="ZeroCrossing::getPreferredStepSize" ref="514c716c22f81c055f19b56c3f882567" args="() const " -->
cannam@0 675 <div class="memitem">
cannam@0 676 <div class="memproto">
cannam@0 677 <table class="memname">
cannam@0 678 <tr>
cannam@0 679 <td class="memname">virtual size_t Vamp::Plugin::getPreferredStepSize </td>
cannam@0 680 <td>(</td>
cannam@0 681 <td class="paramname"> </td>
cannam@0 682 <td>&nbsp;)&nbsp;</td>
cannam@0 683 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 684 </tr>
cannam@0 685 </table>
cannam@0 686 </div>
cannam@0 687 <div class="memdoc">
cannam@0 688
cannam@0 689 <p>
cannam@0 690 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#e4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process()</a> function) for the plugin.
cannam@0 691 <p>
cannam@0 692 This should be called before <a class="el" href="classVamp_1_1Plugin.html#f26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels...">initialise()</a>.<p>
cannam@0 693 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#f26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels...">initialise()</a> call.
cannam@0 694 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#859ad5d59402691daed3cf1af1899ebe">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html#2e66d009df69c951001e5d2786973d60">Vamp::HostExt::PluginBufferingAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html#d979af9f1cbf2eeb16f4eaedb4a4f565">Vamp::HostExt::PluginInputDomainAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#0137d93d7019bacc31104836fb4d352e">Vamp::HostExt::PluginWrapper</a>, and <a class="el" href="classPercussionOnsetDetector.html#733824891e11c306a7a678534b89b968">PercussionOnsetDetector</a>.</p>
cannam@0 695
cannam@0 696 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00186">186</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 697
cannam@0 698 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00158">Vamp::HostExt::PluginWrapper::getPreferredStepSize()</a>, <a class="el" href="PluginInputDomainAdapter_8cpp-source.html#l00271">Vamp::HostExt::PluginInputDomainAdapter::Impl::getPreferredStepSize()</a>, <a class="el" href="PluginBufferingAdapter_8cpp-source.html#l00314">Vamp::HostExt::PluginBufferingAdapter::Impl::initialise()</a>, and <a class="el" href="vamp-simple-host_8cpp-source.html#l00244">runPlugin()</a>.</p>
cannam@0 699
cannam@0 700 </div>
cannam@0 701 </div><p>
cannam@0 702 <a class="anchor" name="267b42e866df3cf0d190893e8096f525"></a><!-- doxytag: member="ZeroCrossing::getMinChannelCount" ref="267b42e866df3cf0d190893e8096f525" args="() const " -->
cannam@0 703 <div class="memitem">
cannam@0 704 <div class="memproto">
cannam@0 705 <table class="memname">
cannam@0 706 <tr>
cannam@0 707 <td class="memname">virtual size_t Vamp::Plugin::getMinChannelCount </td>
cannam@0 708 <td>(</td>
cannam@0 709 <td class="paramname"> </td>
cannam@0 710 <td>&nbsp;)&nbsp;</td>
cannam@0 711 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 712 </tr>
cannam@0 713 </table>
cannam@0 714 </div>
cannam@0 715 <div class="memdoc">
cannam@0 716
cannam@0 717 <p>
cannam@0 718 Get the minimum supported number of input channels.
cannam@0 719 <p>
cannam@0 720
cannam@0 721 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#67d1198c0e58d3f0076d0eda599ff28d">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#2b28f1cf37d46a514f1e1411a6037bf8">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 722
cannam@0 723 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00191">191</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 724
cannam@0 725 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00170">Vamp::HostExt::PluginWrapper::getMinChannelCount()</a>, <a class="el" href="ZeroCrossing_8cpp-source.html#l00093">initialise()</a>, <a class="el" href="SpectralCentroid_8cpp-source.html#l00095">SpectralCentroid::initialise()</a>, <a class="el" href="PluginChannelAdapter_8cpp-source.html#l00119">Vamp::HostExt::PluginChannelAdapter::Impl::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>, and <a class="el" href="vamp-simple-host_8cpp-source.html#l00244">runPlugin()</a>.</p>
cannam@0 726
cannam@0 727 </div>
cannam@0 728 </div><p>
cannam@0 729 <a class="anchor" name="2c5ab12b6fa4847cb244bd1e9cb3ae5e"></a><!-- doxytag: member="ZeroCrossing::getMaxChannelCount" ref="2c5ab12b6fa4847cb244bd1e9cb3ae5e" args="() const " -->
cannam@0 730 <div class="memitem">
cannam@0 731 <div class="memproto">
cannam@0 732 <table class="memname">
cannam@0 733 <tr>
cannam@0 734 <td class="memname">virtual size_t Vamp::Plugin::getMaxChannelCount </td>
cannam@0 735 <td>(</td>
cannam@0 736 <td class="paramname"> </td>
cannam@0 737 <td>&nbsp;)&nbsp;</td>
cannam@0 738 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 739 </tr>
cannam@0 740 </table>
cannam@0 741 </div>
cannam@0 742 <div class="memdoc">
cannam@0 743
cannam@0 744 <p>
cannam@0 745 Get the maximum supported number of input channels.
cannam@0 746 <p>
cannam@0 747
cannam@0 748 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#25091905e97e39d515d8ffc1a9f2b9e0">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#985eb21f1827bfbc3950d6871b107a58">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 749
cannam@0 750 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00196">196</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 751
cannam@0 752 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00175">Vamp::HostExt::PluginWrapper::getMaxChannelCount()</a>, <a class="el" href="ZeroCrossing_8cpp-source.html#l00093">initialise()</a>, <a class="el" href="SpectralCentroid_8cpp-source.html#l00095">SpectralCentroid::initialise()</a>, <a class="el" href="PluginChannelAdapter_8cpp-source.html#l00119">Vamp::HostExt::PluginChannelAdapter::Impl::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>, and <a class="el" href="vamp-simple-host_8cpp-source.html#l00244">runPlugin()</a>.</p>
cannam@0 753
cannam@0 754 </div>
cannam@0 755 </div><p>
cannam@0 756 <a class="anchor" name="be13b3997a69fbcc09e2213faa352f91"></a><!-- doxytag: member="ZeroCrossing::getType" ref="be13b3997a69fbcc09e2213faa352f91" args="() const " -->
cannam@0 757 <div class="memitem">
cannam@0 758 <div class="memproto">
cannam@0 759 <table class="memname">
cannam@0 760 <tr>
cannam@0 761 <td class="memname">virtual std::string Vamp::Plugin::getType </td>
cannam@0 762 <td>(</td>
cannam@0 763 <td class="paramname"> </td>
cannam@0 764 <td>&nbsp;)&nbsp;</td>
cannam@0 765 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 766 </tr>
cannam@0 767 </table>
cannam@0 768 </div>
cannam@0 769 <div class="memdoc">
cannam@0 770
cannam@0 771 <p>
cannam@0 772 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...">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>.
cannam@0 773 <p>
cannam@0 774 Do not reimplement this function in your subclass.
cannam@0 775 <p>Implements <a class="el" href="classVamp_1_1PluginBase.html#2da03e9ced8dc7e4382205e6dc05dbff">Vamp::PluginBase</a>.</p>
cannam@0 776
cannam@0 777 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00391">391</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 778
cannam@0 779 </div>
cannam@0 780 </div><p>
cannam@0 781 <a class="anchor" name="8fd2c48291c64b790f0efb8948508dcf"></a><!-- doxytag: member="ZeroCrossing::getVampApiVersion" ref="8fd2c48291c64b790f0efb8948508dcf" args="() const " -->
cannam@0 782 <div class="memitem">
cannam@0 783 <div class="memproto">
cannam@0 784 <table class="memname">
cannam@0 785 <tr>
cannam@0 786 <td class="memname">virtual unsigned int Vamp::PluginBase::getVampApiVersion </td>
cannam@0 787 <td>(</td>
cannam@0 788 <td class="paramname"> </td>
cannam@0 789 <td>&nbsp;)&nbsp;</td>
cannam@0 790 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 791 </tr>
cannam@0 792 </table>
cannam@0 793 </div>
cannam@0 794 <div class="memdoc">
cannam@0 795
cannam@0 796 <p>
cannam@0 797 Get the <a class="el" href="namespaceVamp.html" title="If you want to compile using FFTW instead of the built-in FFT implementation for...">Vamp</a> API compatibility level of the plugin.
cannam@0 798 <p>
cannam@0 799
cannam@0 800 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#98aadddc8403eb46c9d8c5a9d1fdd19e">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#74147fda6b44ff2169bd4a1eea0d46ff">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 801
cannam@0 802 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00067">67</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 803
cannam@0 804 <p>Referenced by <a class="el" href="vamp-simple-host_8cpp-source.html#l00478">enumeratePlugins()</a>, <a class="el" href="PluginAdapter_8cpp-source.html#l00153">Vamp::PluginAdapterBase::Impl::getDescriptor()</a>, and <a class="el" href="PluginWrapper_8cpp-source.html#l00080">Vamp::HostExt::PluginWrapper::getVampApiVersion()</a>.</p>
cannam@0 805
cannam@0 806 </div>
cannam@0 807 </div><p>
cannam@0 808 <a class="anchor" name="ac3e49b3b66cacfbb768dfdf07444f21"></a><!-- doxytag: member="ZeroCrossing::getParameterDescriptors" ref="ac3e49b3b66cacfbb768dfdf07444f21" args="() const " -->
cannam@0 809 <div class="memitem">
cannam@0 810 <div class="memproto">
cannam@0 811 <table class="memname">
cannam@0 812 <tr>
cannam@0 813 <td class="memname">virtual <a class="el" href="classVamp_1_1PluginBase.html#3b6bb4bbd86affe1ca9deceea1aad4f8">ParameterList</a> Vamp::PluginBase::getParameterDescriptors </td>
cannam@0 814 <td>(</td>
cannam@0 815 <td class="paramname"> </td>
cannam@0 816 <td>&nbsp;)&nbsp;</td>
cannam@0 817 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 818 </tr>
cannam@0 819 </table>
cannam@0 820 </div>
cannam@0 821 <div class="memdoc">
cannam@0 822
cannam@0 823 <p>
cannam@0 824 Get the controllable parameters of this plugin.
cannam@0 825 <p>
cannam@0 826
cannam@0 827 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#bfa93b20d9b5651a32042a9bb7c8df13">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#3b075b8f950b344503f0d27ac0fe332e">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#9df01323a09e117bc12354ebe9244edf">AmplitudeFollower</a>, and <a class="el" href="classPercussionOnsetDetector.html#bceae88cc9762b0ea310d7aad71de815">PercussionOnsetDetector</a>.</p>
cannam@0 828
cannam@0 829 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00200">200</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 830
cannam@0 831 <p>Referenced by <a class="el" href="PluginAdapter_8cpp-source.html#l00153">Vamp::PluginAdapterBase::Impl::getDescriptor()</a>, and <a class="el" href="PluginWrapper_8cpp-source.html#l00122">Vamp::HostExt::PluginWrapper::getParameterDescriptors()</a>.</p>
cannam@0 832
cannam@0 833 </div>
cannam@0 834 </div><p>
cannam@0 835 <a class="anchor" name="97ababcd45348ceec998d0f8e0f38bf7"></a><!-- doxytag: member="ZeroCrossing::getParameter" ref="97ababcd45348ceec998d0f8e0f38bf7" args="(std::string) const " -->
cannam@0 836 <div class="memitem">
cannam@0 837 <div class="memproto">
cannam@0 838 <table class="memname">
cannam@0 839 <tr>
cannam@0 840 <td class="memname">virtual float Vamp::PluginBase::getParameter </td>
cannam@0 841 <td>(</td>
cannam@0 842 <td class="paramtype">std::string&nbsp;</td>
cannam@0 843 <td class="paramname"> </td>
cannam@0 844 <td>&nbsp;)&nbsp;</td>
cannam@0 845 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 846 </tr>
cannam@0 847 </table>
cannam@0 848 </div>
cannam@0 849 <div class="memdoc">
cannam@0 850
cannam@0 851 <p>
cannam@0 852 Get the value of a named parameter.
cannam@0 853 <p>
cannam@0 854 The argument is the identifier field from that parameter's descriptor.
cannam@0 855 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#f0c46d4f67ca93be7c76f3ea2e6c8efb">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#034920f56c8d7609a85447c42556048c">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#b278c4b6f2ca23248dc94ad775273f39">AmplitudeFollower</a>, and <a class="el" href="classPercussionOnsetDetector.html#9b28da8315fcde46ce7644d6592ba527">PercussionOnsetDetector</a>.</p>
cannam@0 856
cannam@0 857 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00208">208</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 858
cannam@0 859 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00128">Vamp::HostExt::PluginWrapper::getParameter()</a>.</p>
cannam@0 860
cannam@0 861 </div>
cannam@0 862 </div><p>
cannam@0 863 <a class="anchor" name="6c718ce822f7b73b98940d59dcaa9366"></a><!-- doxytag: member="ZeroCrossing::setParameter" ref="6c718ce822f7b73b98940d59dcaa9366" args="(std::string, float)" -->
cannam@0 864 <div class="memitem">
cannam@0 865 <div class="memproto">
cannam@0 866 <table class="memname">
cannam@0 867 <tr>
cannam@0 868 <td class="memname">virtual void Vamp::PluginBase::setParameter </td>
cannam@0 869 <td>(</td>
cannam@0 870 <td class="paramtype">std::string&nbsp;</td>
cannam@0 871 <td class="paramname">, </td>
cannam@0 872 </tr>
cannam@0 873 <tr>
cannam@0 874 <td class="paramkey"></td>
cannam@0 875 <td></td>
cannam@0 876 <td class="paramtype">float&nbsp;</td>
cannam@0 877 <td class="paramname"></td><td>&nbsp;</td>
cannam@0 878 </tr>
cannam@0 879 <tr>
cannam@0 880 <td></td>
cannam@0 881 <td>)</td>
cannam@0 882 <td></td><td></td><td width="100%"><code> [inline, virtual, inherited]</code></td>
cannam@0 883 </tr>
cannam@0 884 </table>
cannam@0 885 </div>
cannam@0 886 <div class="memdoc">
cannam@0 887
cannam@0 888 <p>
cannam@0 889 Set a named parameter.
cannam@0 890 <p>
cannam@0 891 The first argument is the identifier field from that parameter's descriptor.
cannam@0 892 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#29f75395aa75b9de0228aa11edf9c6d6">Vamp::PluginHostAdapter</a>, <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#651b15a5dc4c27942ac0c87c6092bfe5">Vamp::HostExt::PluginWrapper</a>, <a class="el" href="classAmplitudeFollower.html#e1fc37ece4d20e40f3066a3361a99340">AmplitudeFollower</a>, and <a class="el" href="classPercussionOnsetDetector.html#a097d72488e1211f05fc661ff5c6dc01">PercussionOnsetDetector</a>.</p>
cannam@0 893
cannam@0 894 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00214">214</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 895
cannam@0 896 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00134">Vamp::HostExt::PluginWrapper::setParameter()</a>.</p>
cannam@0 897
cannam@0 898 </div>
cannam@0 899 </div><p>
cannam@0 900 <a class="anchor" name="bb307c60bdb981d5f5af50c3c4ae84af"></a><!-- doxytag: member="ZeroCrossing::getPrograms" ref="bb307c60bdb981d5f5af50c3c4ae84af" args="() const " -->
cannam@0 901 <div class="memitem">
cannam@0 902 <div class="memproto">
cannam@0 903 <table class="memname">
cannam@0 904 <tr>
cannam@0 905 <td class="memname">virtual <a class="el" href="classVamp_1_1PluginBase.html#7f66f00437b21e5f694fe02356b12f20">ProgramList</a> Vamp::PluginBase::getPrograms </td>
cannam@0 906 <td>(</td>
cannam@0 907 <td class="paramname"> </td>
cannam@0 908 <td>&nbsp;)&nbsp;</td>
cannam@0 909 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 910 </tr>
cannam@0 911 </table>
cannam@0 912 </div>
cannam@0 913 <div class="memdoc">
cannam@0 914
cannam@0 915 <p>
cannam@0 916 Get the program settings available in this plugin.
cannam@0 917 <p>
cannam@0 918 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@0 919 The programs must have unique names.
cannam@0 920 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#7ac5681dcfe08b7b8a796bffc0aff3e3">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#f3abaf717dc4b00cad5770ed6dfa01e1">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 921
cannam@0 922 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00229">229</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 923
cannam@0 924 <p>Referenced by <a class="el" href="PluginAdapter_8cpp-source.html#l00153">Vamp::PluginAdapterBase::Impl::getDescriptor()</a>, and <a class="el" href="PluginWrapper_8cpp-source.html#l00140">Vamp::HostExt::PluginWrapper::getPrograms()</a>.</p>
cannam@0 925
cannam@0 926 </div>
cannam@0 927 </div><p>
cannam@0 928 <a class="anchor" name="24e77eccf1bdfbbca3c79bb25e8799b3"></a><!-- doxytag: member="ZeroCrossing::getCurrentProgram" ref="24e77eccf1bdfbbca3c79bb25e8799b3" args="() const " -->
cannam@0 929 <div class="memitem">
cannam@0 930 <div class="memproto">
cannam@0 931 <table class="memname">
cannam@0 932 <tr>
cannam@0 933 <td class="memname">virtual std::string Vamp::PluginBase::getCurrentProgram </td>
cannam@0 934 <td>(</td>
cannam@0 935 <td class="paramname"> </td>
cannam@0 936 <td>&nbsp;)&nbsp;</td>
cannam@0 937 <td width="100%"> const<code> [inline, virtual, inherited]</code></td>
cannam@0 938 </tr>
cannam@0 939 </table>
cannam@0 940 </div>
cannam@0 941 <div class="memdoc">
cannam@0 942
cannam@0 943 <p>
cannam@0 944 Get the current program.
cannam@0 945 <p>
cannam@0 946
cannam@0 947 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#34859eff8ca8d862af39be9636ec1867">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#7a312dd42d161064b70afd7ff24c0651">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 948
cannam@0 949 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00234">234</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 950
cannam@0 951 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00146">Vamp::HostExt::PluginWrapper::getCurrentProgram()</a>.</p>
cannam@0 952
cannam@0 953 </div>
cannam@0 954 </div><p>
cannam@0 955 <a class="anchor" name="add3a547ef140bae200473a9518e3353"></a><!-- doxytag: member="ZeroCrossing::selectProgram" ref="add3a547ef140bae200473a9518e3353" args="(std::string)" -->
cannam@0 956 <div class="memitem">
cannam@0 957 <div class="memproto">
cannam@0 958 <table class="memname">
cannam@0 959 <tr>
cannam@0 960 <td class="memname">virtual void Vamp::PluginBase::selectProgram </td>
cannam@0 961 <td>(</td>
cannam@0 962 <td class="paramtype">std::string&nbsp;</td>
cannam@0 963 <td class="paramname"> </td>
cannam@0 964 <td>&nbsp;)&nbsp;</td>
cannam@0 965 <td width="100%"><code> [inline, virtual, inherited]</code></td>
cannam@0 966 </tr>
cannam@0 967 </table>
cannam@0 968 </div>
cannam@0 969 <div class="memdoc">
cannam@0 970
cannam@0 971 <p>
cannam@0 972 Select a program.
cannam@0 973 <p>
cannam@0 974 (If the given program name is not one of the available programs, do nothing.)
cannam@0 975 <p>Reimplemented in <a class="el" href="classVamp_1_1PluginHostAdapter.html#8f5515ab34cc13d9403ccc6b4b788683">Vamp::PluginHostAdapter</a>, and <a class="el" href="classVamp_1_1HostExt_1_1PluginWrapper.html#074978333a74fdcf336a8a1d8ea20abf">Vamp::HostExt::PluginWrapper</a>.</p>
cannam@0 976
cannam@0 977 <p>Definition at line <a class="el" href="PluginBase_8h-source.html#l00240">240</a> of file <a class="el" href="PluginBase_8h-source.html">PluginBase.h</a>.</p>
cannam@0 978
cannam@0 979 <p>Referenced by <a class="el" href="PluginWrapper_8cpp-source.html#l00152">Vamp::HostExt::PluginWrapper::selectProgram()</a>.</p>
cannam@0 980
cannam@0 981 </div>
cannam@0 982 </div><p>
cannam@0 983 <hr><h2>Member Data Documentation</h2>
cannam@0 984 <a class="anchor" name="584f100b87c78f9af9da040d79567d52"></a><!-- doxytag: member="ZeroCrossing::m_stepSize" ref="584f100b87c78f9af9da040d79567d52" args="" -->
cannam@0 985 <div class="memitem">
cannam@0 986 <div class="memproto">
cannam@0 987 <table class="memname">
cannam@0 988 <tr>
cannam@0 989 <td class="memname">size_t <a class="el" href="classZeroCrossing.html#584f100b87c78f9af9da040d79567d52">ZeroCrossing::m_stepSize</a><code> [protected]</code> </td>
cannam@0 990 </tr>
cannam@0 991 </table>
cannam@0 992 </div>
cannam@0 993 <div class="memdoc">
cannam@0 994
cannam@0 995 <p>
cannam@0 996
cannam@0 997 <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@0 998
cannam@0 999 <p>Referenced by <a class="el" href="ZeroCrossing_8cpp-source.html#l00093">initialise()</a>, and <a class="el" href="ZeroCrossing_8cpp-source.html#l00141">process()</a>.</p>
cannam@0 1000
cannam@0 1001 </div>
cannam@0 1002 </div><p>
cannam@0 1003 <a class="anchor" name="0f2d9f2cab0a8a30344e1f2c0ebb8ee8"></a><!-- doxytag: member="ZeroCrossing::m_previousSample" ref="0f2d9f2cab0a8a30344e1f2c0ebb8ee8" args="" -->
cannam@0 1004 <div class="memitem">
cannam@0 1005 <div class="memproto">
cannam@0 1006 <table class="memname">
cannam@0 1007 <tr>
cannam@0 1008 <td class="memname">float <a class="el" href="classZeroCrossing.html#0f2d9f2cab0a8a30344e1f2c0ebb8ee8">ZeroCrossing::m_previousSample</a><code> [protected]</code> </td>
cannam@0 1009 </tr>
cannam@0 1010 </table>
cannam@0 1011 </div>
cannam@0 1012 <div class="memdoc">
cannam@0 1013
cannam@0 1014 <p>
cannam@0 1015
cannam@0 1016 <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 1017
cannam@0 1018 <p>Referenced by <a class="el" href="ZeroCrossing_8cpp-source.html#l00141">process()</a>, and <a class="el" href="ZeroCrossing_8cpp-source.html#l00104">reset()</a>.</p>
cannam@0 1019
cannam@0 1020 </div>
cannam@0 1021 </div><p>
cannam@0 1022 <a class="anchor" name="59b9dd82a4f4eb946cd0474cc81abc23"></a><!-- doxytag: member="ZeroCrossing::m_inputSampleRate" ref="59b9dd82a4f4eb946cd0474cc81abc23" args="" -->
cannam@0 1023 <div class="memitem">
cannam@0 1024 <div class="memproto">
cannam@0 1025 <table class="memname">
cannam@0 1026 <tr>
cannam@0 1027 <td class="memname">float <a class="el" href="classVamp_1_1Plugin.html#59b9dd82a4f4eb946cd0474cc81abc23">Vamp::Plugin::m_inputSampleRate</a><code> [protected, inherited]</code> </td>
cannam@0 1028 </tr>
cannam@0 1029 </table>
cannam@0 1030 </div>
cannam@0 1031 <div class="memdoc">
cannam@0 1032
cannam@0 1033 <p>
cannam@0 1034
cannam@0 1035 <p>Definition at line <a class="el" href="Plugin_8h-source.html#l00397">397</a> of file <a class="el" href="Plugin_8h-source.html">Plugin.h</a>.</p>
cannam@0 1036
cannam@0 1037 <p>Referenced by <a class="el" href="ZeroCrossing_8cpp-source.html#l00110">getOutputDescriptors()</a>, <a class="el" href="PercussionOnsetDetector_8cpp-source.html#l00196">PercussionOnsetDetector::getOutputDescriptors()</a>, <a class="el" href="PluginWrapper_8cpp-source.html#l00047">Vamp::HostExt::PluginRateExtractor::getRate()</a>, <a class="el" href="AmplitudeFollower_8cpp-source.html#l00105">AmplitudeFollower::initialise()</a>, <a class="el" href="PluginBufferingAdapter_8cpp-source.html#l00238">Vamp::HostExt::PluginBufferingAdapter::PluginBufferingAdapter()</a>, <a class="el" href="PluginInputDomainAdapter_8cpp-source.html#l00113">Vamp::HostExt::PluginInputDomainAdapter::PluginInputDomainAdapter()</a>, <a class="el" href="ZeroCrossing_8cpp-source.html#l00141">process()</a>, <a class="el" href="SpectralCentroid_8cpp-source.html#l00137">SpectralCentroid::process()</a>, and <a class="el" href="PercussionOnsetDetector_8cpp-source.html#l00226">PercussionOnsetDetector::process()</a>.</p>
cannam@0 1038
cannam@0 1039 </div>
cannam@0 1040 </div><p>
cannam@0 1041 <hr>The documentation for this class was generated from the following files:<ul>
cannam@0 1042 <li><a class="el" href="ZeroCrossing_8h-source.html">ZeroCrossing.h</a><li><a class="el" href="ZeroCrossing_8cpp-source.html">ZeroCrossing.cpp</a></ul>
cannam@0 1043 </div>
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cannam@0 1046 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.5 </small></address>
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