DISTRHO Plugin Framework
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

942 lines
44KB

  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  2. <html xmlns="http://www.w3.org/1999/xhtml">
  3. <head>
  4. <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
  5. <meta http-equiv="X-UA-Compatible" content="IE=9"/>
  6. <meta name="generator" content="Doxygen 1.8.8"/>
  7. <title>DISTRHO Plugin Framework: Plugin Class Reference</title>
  8. <link href="tabs.css" rel="stylesheet" type="text/css"/>
  9. <script type="text/javascript" src="jquery.js"></script>
  10. <script type="text/javascript" src="dynsections.js"></script>
  11. <link href="search/search.css" rel="stylesheet" type="text/css"/>
  12. <script type="text/javascript" src="search/search.js"></script>
  13. <script type="text/javascript">
  14. $(document).ready(function() { searchBox.OnSelectItem(0); });
  15. </script>
  16. <link href="doxygen.css" rel="stylesheet" type="text/css" />
  17. </head>
  18. <body>
  19. <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
  20. <div id="titlearea">
  21. <table cellspacing="0" cellpadding="0">
  22. <tbody>
  23. <tr style="height: 56px;">
  24. <td style="padding-left: 0.5em;">
  25. <div id="projectname">DISTRHO Plugin Framework
  26. </div>
  27. </td>
  28. </tr>
  29. </tbody>
  30. </table>
  31. </div>
  32. <!-- end header part -->
  33. <!-- Generated by Doxygen 1.8.8 -->
  34. <script type="text/javascript">
  35. var searchBox = new SearchBox("searchBox", "search",false,'Search');
  36. </script>
  37. <div id="navrow1" class="tabs">
  38. <ul class="tablist">
  39. <li><a href="index.html"><span>Main&#160;Page</span></a></li>
  40. <li><a href="modules.html"><span>Modules</span></a></li>
  41. <li class="current"><a href="annotated.html"><span>Classes</span></a></li>
  42. <li><a href="files.html"><span>Files</span></a></li>
  43. <li>
  44. <div id="MSearchBox" class="MSearchBoxInactive">
  45. <span class="left">
  46. <img id="MSearchSelect" src="search/mag_sel.png"
  47. onmouseover="return searchBox.OnSearchSelectShow()"
  48. onmouseout="return searchBox.OnSearchSelectHide()"
  49. alt=""/>
  50. <input type="text" id="MSearchField" value="Search" accesskey="S"
  51. onfocus="searchBox.OnSearchFieldFocus(true)"
  52. onblur="searchBox.OnSearchFieldFocus(false)"
  53. onkeyup="searchBox.OnSearchFieldChange(event)"/>
  54. </span><span class="right">
  55. <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
  56. </span>
  57. </div>
  58. </li>
  59. </ul>
  60. </div>
  61. <div id="navrow2" class="tabs2">
  62. <ul class="tablist">
  63. <li><a href="annotated.html"><span>Class&#160;List</span></a></li>
  64. <li><a href="classes.html"><span>Class&#160;Index</span></a></li>
  65. <li><a href="hierarchy.html"><span>Class&#160;Hierarchy</span></a></li>
  66. <li><a href="functions.html"><span>Class&#160;Members</span></a></li>
  67. </ul>
  68. </div>
  69. <!-- window showing the filter options -->
  70. <div id="MSearchSelectWindow"
  71. onmouseover="return searchBox.OnSearchSelectShow()"
  72. onmouseout="return searchBox.OnSearchSelectHide()"
  73. onkeydown="return searchBox.OnSearchSelectKey(event)">
  74. <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Modules</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Pages</a></div>
  75. <!-- iframe showing the search results (closed by default) -->
  76. <div id="MSearchResultsWindow">
  77. <iframe src="javascript:void(0)" frameborder="0"
  78. name="MSearchResults" id="MSearchResults">
  79. </iframe>
  80. </div>
  81. </div><!-- top -->
  82. <div class="header">
  83. <div class="summary">
  84. <a href="#pub-methods">Public Member Functions</a> &#124;
  85. <a href="#pro-methods">Protected Member Functions</a> &#124;
  86. <a href="#friends">Friends</a> &#124;
  87. <a href="classPlugin-members.html">List of all members</a> </div>
  88. <div class="headertitle">
  89. <div class="title">Plugin Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span><div class="ingroups"><a class="el" href="group__MainClasses.html">Main Classes</a></div></div> </div>
  90. </div><!--header-->
  91. <div class="contents">
  92. <p><code>#include &lt;<a class="el" href="DistrhoPlugin_8hpp_source.html">DistrhoPlugin.hpp</a>&gt;</code></p>
  93. <table class="memberdecls">
  94. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
  95. Public Member Functions</h2></td></tr>
  96. <tr class="memitem:a3096e491376cb9378be55915d748de57"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a3096e491376cb9378be55915d748de57">Plugin</a> (const uint32_t parameterCount, const uint32_t programCount, const uint32_t stateCount)</td></tr>
  97. <tr class="separator:a3096e491376cb9378be55915d748de57"><td class="memSeparator" colspan="2">&#160;</td></tr>
  98. <tr class="memitem:a89814b8f0b1c91e49140d42eb8331383"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a89814b8f0b1c91e49140d42eb8331383">~Plugin</a> ()</td></tr>
  99. <tr class="separator:a89814b8f0b1c91e49140d42eb8331383"><td class="memSeparator" colspan="2">&#160;</td></tr>
  100. <tr class="memitem:a2643e638f62cfd4990247ec66bed60d2"><td class="memItemLeft" align="right" valign="top">uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a2643e638f62cfd4990247ec66bed60d2">getBufferSize</a> () const noexcept</td></tr>
  101. <tr class="separator:a2643e638f62cfd4990247ec66bed60d2"><td class="memSeparator" colspan="2">&#160;</td></tr>
  102. <tr class="memitem:a3e162cfe8f1c52bf09805fd327bcc3c4"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a3e162cfe8f1c52bf09805fd327bcc3c4">getSampleRate</a> () const noexcept</td></tr>
  103. <tr class="separator:a3e162cfe8f1c52bf09805fd327bcc3c4"><td class="memSeparator" colspan="2">&#160;</td></tr>
  104. <tr class="memitem:ae85d602c430b1a4361a88d714d3a42c1"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structTimePosition.html">TimePosition</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#ae85d602c430b1a4361a88d714d3a42c1">getTimePosition</a> () const noexcept</td></tr>
  105. <tr class="separator:ae85d602c430b1a4361a88d714d3a42c1"><td class="memSeparator" colspan="2">&#160;</td></tr>
  106. <tr class="memitem:a2a70c4ec55d74d9bc26862975d8df8a7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a2a70c4ec55d74d9bc26862975d8df8a7">setLatency</a> (uint32_t frames) noexcept</td></tr>
  107. <tr class="separator:a2a70c4ec55d74d9bc26862975d8df8a7"><td class="memSeparator" colspan="2">&#160;</td></tr>
  108. <tr class="memitem:a0467eef817ac130cbbe1c0fbe09660c6"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a0467eef817ac130cbbe1c0fbe09660c6">writeMidiEvent</a> (const <a class="el" href="structMidiEvent.html">MidiEvent</a> &amp;midiEvent) noexcept</td></tr>
  109. <tr class="separator:a0467eef817ac130cbbe1c0fbe09660c6"><td class="memSeparator" colspan="2">&#160;</td></tr>
  110. </table><table class="memberdecls">
  111. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
  112. Protected Member Functions</h2></td></tr>
  113. <tr class="memitem:a181bc1b9e4094921da788640955a3018"><td class="memItemLeft" align="right" valign="top">virtual const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a181bc1b9e4094921da788640955a3018">getName</a> () const </td></tr>
  114. <tr class="separator:a181bc1b9e4094921da788640955a3018"><td class="memSeparator" colspan="2">&#160;</td></tr>
  115. <tr class="memitem:a00f7945c16149db6845fbcc2af729f4f"><td class="memItemLeft" align="right" valign="top">virtual const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a00f7945c16149db6845fbcc2af729f4f">getLabel</a> () const =0</td></tr>
  116. <tr class="separator:a00f7945c16149db6845fbcc2af729f4f"><td class="memSeparator" colspan="2">&#160;</td></tr>
  117. <tr class="memitem:a955832840de786a7a22798f0ef451c5d"><td class="memItemLeft" align="right" valign="top">virtual const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a955832840de786a7a22798f0ef451c5d">getMaker</a> () const =0</td></tr>
  118. <tr class="separator:a955832840de786a7a22798f0ef451c5d"><td class="memSeparator" colspan="2">&#160;</td></tr>
  119. <tr class="memitem:a686a3c92a376a185d6fd97efd59125d1"><td class="memItemLeft" align="right" valign="top">virtual const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a686a3c92a376a185d6fd97efd59125d1">getLicense</a> () const =0</td></tr>
  120. <tr class="separator:a686a3c92a376a185d6fd97efd59125d1"><td class="memSeparator" colspan="2">&#160;</td></tr>
  121. <tr class="memitem:abae540dd93caf4834270358a8aad334a"><td class="memItemLeft" align="right" valign="top">virtual uint32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#abae540dd93caf4834270358a8aad334a">getVersion</a> () const =0</td></tr>
  122. <tr class="separator:abae540dd93caf4834270358a8aad334a"><td class="memSeparator" colspan="2">&#160;</td></tr>
  123. <tr class="memitem:ad6ff8c80227d5ceebd40b96f3be29a66"><td class="memItemLeft" align="right" valign="top">virtual int64_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#ad6ff8c80227d5ceebd40b96f3be29a66">getUniqueId</a> () const =0</td></tr>
  124. <tr class="separator:ad6ff8c80227d5ceebd40b96f3be29a66"><td class="memSeparator" colspan="2">&#160;</td></tr>
  125. <tr class="memitem:a75f30935198a0acba25f4ea92af72dc4"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a75f30935198a0acba25f4ea92af72dc4">initAudioPort</a> (bool input, uint32_t index, <a class="el" href="structAudioPort.html">AudioPort</a> &amp;port)</td></tr>
  126. <tr class="separator:a75f30935198a0acba25f4ea92af72dc4"><td class="memSeparator" colspan="2">&#160;</td></tr>
  127. <tr class="memitem:a5b0ec59527a1c2f4b01f17fc8c18ea8b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a5b0ec59527a1c2f4b01f17fc8c18ea8b">initParameter</a> (uint32_t index, <a class="el" href="structParameter.html">Parameter</a> &amp;parameter)=0</td></tr>
  128. <tr class="separator:a5b0ec59527a1c2f4b01f17fc8c18ea8b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  129. <tr class="memitem:a54d66af3111541b7c118f9749ef0231b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a54d66af3111541b7c118f9749ef0231b">initProgramName</a> (uint32_t index, String &amp;programName)=0</td></tr>
  130. <tr class="separator:a54d66af3111541b7c118f9749ef0231b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  131. <tr class="memitem:ae301a970a8b5cff3c7ecef927ea20080"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#ae301a970a8b5cff3c7ecef927ea20080">initState</a> (uint32_t index, String &amp;stateKey, String &amp;defaultStateValue)=0</td></tr>
  132. <tr class="separator:ae301a970a8b5cff3c7ecef927ea20080"><td class="memSeparator" colspan="2">&#160;</td></tr>
  133. <tr class="memitem:a2d1da98c90568bb4547662bc4f02c31f"><td class="memItemLeft" align="right" valign="top">virtual float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a2d1da98c90568bb4547662bc4f02c31f">getParameterValue</a> (uint32_t index) const =0</td></tr>
  134. <tr class="separator:a2d1da98c90568bb4547662bc4f02c31f"><td class="memSeparator" colspan="2">&#160;</td></tr>
  135. <tr class="memitem:a6911a881fabb9eca9daf0eadbaad8599"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a6911a881fabb9eca9daf0eadbaad8599">setParameterValue</a> (uint32_t index, float value)=0</td></tr>
  136. <tr class="separator:a6911a881fabb9eca9daf0eadbaad8599"><td class="memSeparator" colspan="2">&#160;</td></tr>
  137. <tr class="memitem:af2bfc89eec6b984c17ed9e5b3aab8a20"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#af2bfc89eec6b984c17ed9e5b3aab8a20">setProgram</a> (uint32_t index)=0</td></tr>
  138. <tr class="separator:af2bfc89eec6b984c17ed9e5b3aab8a20"><td class="memSeparator" colspan="2">&#160;</td></tr>
  139. <tr class="memitem:a3c6aeb79775ecf24ffbfc7dafd3d449b"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a3c6aeb79775ecf24ffbfc7dafd3d449b">setState</a> (const String &amp;key, const String &amp;value)=0</td></tr>
  140. <tr class="separator:a3c6aeb79775ecf24ffbfc7dafd3d449b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  141. <tr class="memitem:a1c215b23ee7fcc9b49edbd91d985a4e1"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a1c215b23ee7fcc9b49edbd91d985a4e1">activated</a> ()</td></tr>
  142. <tr class="separator:a1c215b23ee7fcc9b49edbd91d985a4e1"><td class="memSeparator" colspan="2">&#160;</td></tr>
  143. <tr class="memitem:a6f5d5d235ba624d082daed41a7af8fdd"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a6f5d5d235ba624d082daed41a7af8fdd">deactivated</a> ()</td></tr>
  144. <tr class="separator:a6f5d5d235ba624d082daed41a7af8fdd"><td class="memSeparator" colspan="2">&#160;</td></tr>
  145. <tr class="memitem:a0a969c78f8455ac6ba65fa42e8c498f6"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run</a> (const float **inputs, float **outputs, uint32_t frames, const <a class="el" href="structMidiEvent.html">MidiEvent</a> *midiEvents, uint32_t midiEventCount)=0</td></tr>
  146. <tr class="separator:a0a969c78f8455ac6ba65fa42e8c498f6"><td class="memSeparator" colspan="2">&#160;</td></tr>
  147. <tr class="memitem:a9f6c8ad6b054056649d0250e527e1297"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a9f6c8ad6b054056649d0250e527e1297">bufferSizeChanged</a> (uint32_t newBufferSize)</td></tr>
  148. <tr class="separator:a9f6c8ad6b054056649d0250e527e1297"><td class="memSeparator" colspan="2">&#160;</td></tr>
  149. <tr class="memitem:a2fcbfa1893f44e661d0d8cd53391dadc"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classPlugin.html#a2fcbfa1893f44e661d0d8cd53391dadc">sampleRateChanged</a> (double newSampleRate)</td></tr>
  150. <tr class="separator:a2fcbfa1893f44e661d0d8cd53391dadc"><td class="memSeparator" colspan="2">&#160;</td></tr>
  151. </table><table class="memberdecls">
  152. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a>
  153. Friends</h2></td></tr>
  154. <tr class="memitem:a37441261848b635971dab1ee767285dd"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a37441261848b635971dab1ee767285dd"></a>
  155. class&#160;</td><td class="memItemRight" valign="bottom"><b>PluginExporter</b></td></tr>
  156. <tr class="separator:a37441261848b635971dab1ee767285dd"><td class="memSeparator" colspan="2">&#160;</td></tr>
  157. </table>
  158. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  159. <div class="textblock"><p>DPF <a class="el" href="classPlugin.html">Plugin</a> class from where plugin instances are created.</p>
  160. <p>The public methods (Host state) are called from the plugin to get or set host information.<br />
  161. They can be called from a plugin instance at anytime unless stated otherwise.<br />
  162. All other methods are to be implemented by the plugin and will be called by the host.</p>
  163. <p>Shortly after a plugin instance is created, the various init* functions will be called by the host.<br />
  164. Host will call activate() before <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a>, and deactivate() before the plugin instance is destroyed.<br />
  165. The host may call deactivate right after activate and vice-versa, but never activate/deactivate consecutively.<br />
  166. There is no limit on how many times <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a> is called, only that activate/deactivate will be called in between.</p>
  167. <p>The buffer size and sample rate values will remain constant between activate and deactivate.<br />
  168. Buffer size is only a hint though, the host might call <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a> with a higher or lower number of frames.</p>
  169. <p>Some of this class functions are only available according to some macros.</p>
  170. <p>DISTRHO_PLUGIN_WANT_PROGRAMS activates program related features.<br />
  171. When enabled you need to implement <a class="el" href="classPlugin.html#a54d66af3111541b7c118f9749ef0231b">initProgramName()</a> and <a class="el" href="classPlugin.html#af2bfc89eec6b984c17ed9e5b3aab8a20">setProgram()</a>.</p>
  172. <p>DISTRHO_PLUGIN_WANT_STATE activates internal state features.<br />
  173. When enabled you need to implement initStateKey() and <a class="el" href="classPlugin.html#a3c6aeb79775ecf24ffbfc7dafd3d449b">setState()</a>.</p>
  174. <p>The process function <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a> changes wherever DISTRHO_PLUGIN_WANT_MIDI_INPUT is enabled or not.<br />
  175. When enabled it provides midi input events. </p>
  176. </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
  177. <a class="anchor" id="a3096e491376cb9378be55915d748de57"></a>
  178. <div class="memitem">
  179. <div class="memproto">
  180. <table class="memname">
  181. <tr>
  182. <td class="memname">Plugin::Plugin </td>
  183. <td>(</td>
  184. <td class="paramtype">const uint32_t&#160;</td>
  185. <td class="paramname"><em>parameterCount</em>, </td>
  186. </tr>
  187. <tr>
  188. <td class="paramkey"></td>
  189. <td></td>
  190. <td class="paramtype">const uint32_t&#160;</td>
  191. <td class="paramname"><em>programCount</em>, </td>
  192. </tr>
  193. <tr>
  194. <td class="paramkey"></td>
  195. <td></td>
  196. <td class="paramtype">const uint32_t&#160;</td>
  197. <td class="paramname"><em>stateCount</em>&#160;</td>
  198. </tr>
  199. <tr>
  200. <td></td>
  201. <td>)</td>
  202. <td></td><td></td>
  203. </tr>
  204. </table>
  205. </div><div class="memdoc">
  206. <p><a class="el" href="classPlugin.html">Plugin</a> class constructor. You must set all parameter values to their defaults, matching <a class="el" href="structParameterRanges.html#aa0aba68115bcfff25c35b2da2f7aed4c">ParameterRanges::def</a>. </p>
  207. </div>
  208. </div>
  209. <a class="anchor" id="a89814b8f0b1c91e49140d42eb8331383"></a>
  210. <div class="memitem">
  211. <div class="memproto">
  212. <table class="mlabels">
  213. <tr>
  214. <td class="mlabels-left">
  215. <table class="memname">
  216. <tr>
  217. <td class="memname">virtual Plugin::~Plugin </td>
  218. <td>(</td>
  219. <td class="paramname"></td><td>)</td>
  220. <td></td>
  221. </tr>
  222. </table>
  223. </td>
  224. <td class="mlabels-right">
  225. <span class="mlabels"><span class="mlabel">virtual</span></span> </td>
  226. </tr>
  227. </table>
  228. </div><div class="memdoc">
  229. <p>Destructor. </p>
  230. </div>
  231. </div>
  232. <h2 class="groupheader">Member Function Documentation</h2>
  233. <a class="anchor" id="a2643e638f62cfd4990247ec66bed60d2"></a>
  234. <div class="memitem">
  235. <div class="memproto">
  236. <table class="mlabels">
  237. <tr>
  238. <td class="mlabels-left">
  239. <table class="memname">
  240. <tr>
  241. <td class="memname">uint32_t Plugin::getBufferSize </td>
  242. <td>(</td>
  243. <td class="paramname"></td><td>)</td>
  244. <td> const</td>
  245. </tr>
  246. </table>
  247. </td>
  248. <td class="mlabels-right">
  249. <span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
  250. </tr>
  251. </table>
  252. </div><div class="memdoc">
  253. <p>Get the current buffer size that will probably be used during processing, in frames. This value will remain constant between activate and deactivate. </p><dl class="section note"><dt>Note</dt><dd>: This value is only a hint! Hosts might call <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a> with a higher or lower number of frames. </dd></dl>
  254. <dl class="section see"><dt>See also</dt><dd><a class="el" href="classPlugin.html#a9f6c8ad6b054056649d0250e527e1297">bufferSizeChanged(uint32_t)</a> </dd></dl>
  255. </div>
  256. </div>
  257. <a class="anchor" id="a3e162cfe8f1c52bf09805fd327bcc3c4"></a>
  258. <div class="memitem">
  259. <div class="memproto">
  260. <table class="mlabels">
  261. <tr>
  262. <td class="mlabels-left">
  263. <table class="memname">
  264. <tr>
  265. <td class="memname">double Plugin::getSampleRate </td>
  266. <td>(</td>
  267. <td class="paramname"></td><td>)</td>
  268. <td> const</td>
  269. </tr>
  270. </table>
  271. </td>
  272. <td class="mlabels-right">
  273. <span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
  274. </tr>
  275. </table>
  276. </div><div class="memdoc">
  277. <p>Get the current sample rate that will be used during processing. This value will remain constant between activate and deactivate. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classPlugin.html#a2fcbfa1893f44e661d0d8cd53391dadc">sampleRateChanged(double)</a> </dd></dl>
  278. </div>
  279. </div>
  280. <a class="anchor" id="ae85d602c430b1a4361a88d714d3a42c1"></a>
  281. <div class="memitem">
  282. <div class="memproto">
  283. <table class="mlabels">
  284. <tr>
  285. <td class="mlabels-left">
  286. <table class="memname">
  287. <tr>
  288. <td class="memname">const <a class="el" href="structTimePosition.html">TimePosition</a>&amp; Plugin::getTimePosition </td>
  289. <td>(</td>
  290. <td class="paramname"></td><td>)</td>
  291. <td> const</td>
  292. </tr>
  293. </table>
  294. </td>
  295. <td class="mlabels-right">
  296. <span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
  297. </tr>
  298. </table>
  299. </div><div class="memdoc">
  300. <p>Get the current host transport time position. This function should only be called during <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a>. You can call this during other times, but the returned position is not guaranteed to be in sync. </p><dl class="section note"><dt>Note</dt><dd>: <a class="el" href="structTimePosition.html">TimePosition</a> is not supported in LADSPA and DSSI plugin formats. </dd></dl>
  301. </div>
  302. </div>
  303. <a class="anchor" id="a2a70c4ec55d74d9bc26862975d8df8a7"></a>
  304. <div class="memitem">
  305. <div class="memproto">
  306. <table class="mlabels">
  307. <tr>
  308. <td class="mlabels-left">
  309. <table class="memname">
  310. <tr>
  311. <td class="memname">void Plugin::setLatency </td>
  312. <td>(</td>
  313. <td class="paramtype">uint32_t&#160;</td>
  314. <td class="paramname"><em>frames</em></td><td>)</td>
  315. <td></td>
  316. </tr>
  317. </table>
  318. </td>
  319. <td class="mlabels-right">
  320. <span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
  321. </tr>
  322. </table>
  323. </div><div class="memdoc">
  324. <p>Change the plugin audio output latency to <em>frames</em>. This function should only be called in the constructor, activate() and <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a>. </p><dl class="section note"><dt>Note</dt><dd>This function is only available if DISTRHO_PLUGIN_WANT_LATENCY is enabled. </dd></dl>
  325. </div>
  326. </div>
  327. <a class="anchor" id="a0467eef817ac130cbbe1c0fbe09660c6"></a>
  328. <div class="memitem">
  329. <div class="memproto">
  330. <table class="mlabels">
  331. <tr>
  332. <td class="mlabels-left">
  333. <table class="memname">
  334. <tr>
  335. <td class="memname">bool Plugin::writeMidiEvent </td>
  336. <td>(</td>
  337. <td class="paramtype">const <a class="el" href="structMidiEvent.html">MidiEvent</a> &amp;&#160;</td>
  338. <td class="paramname"><em>midiEvent</em></td><td>)</td>
  339. <td></td>
  340. </tr>
  341. </table>
  342. </td>
  343. <td class="mlabels-right">
  344. <span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
  345. </tr>
  346. </table>
  347. </div><div class="memdoc">
  348. <p>Write a MIDI output event. This function must only be called during <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a>. Returns false when the host buffer is full, in which case do not call this again until the next <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a>. </p>
  349. </div>
  350. </div>
  351. <a class="anchor" id="a181bc1b9e4094921da788640955a3018"></a>
  352. <div class="memitem">
  353. <div class="memproto">
  354. <table class="mlabels">
  355. <tr>
  356. <td class="mlabels-left">
  357. <table class="memname">
  358. <tr>
  359. <td class="memname">virtual const char* Plugin::getName </td>
  360. <td>(</td>
  361. <td class="paramname"></td><td>)</td>
  362. <td> const</td>
  363. </tr>
  364. </table>
  365. </td>
  366. <td class="mlabels-right">
  367. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  368. </tr>
  369. </table>
  370. </div><div class="memdoc">
  371. <p>Get the plugin name. Returns DISTRHO_PLUGIN_NAME by default. </p>
  372. </div>
  373. </div>
  374. <a class="anchor" id="a00f7945c16149db6845fbcc2af729f4f"></a>
  375. <div class="memitem">
  376. <div class="memproto">
  377. <table class="mlabels">
  378. <tr>
  379. <td class="mlabels-left">
  380. <table class="memname">
  381. <tr>
  382. <td class="memname">virtual const char* Plugin::getLabel </td>
  383. <td>(</td>
  384. <td class="paramname"></td><td>)</td>
  385. <td> const</td>
  386. </tr>
  387. </table>
  388. </td>
  389. <td class="mlabels-right">
  390. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  391. </tr>
  392. </table>
  393. </div><div class="memdoc">
  394. <p>Get the plugin label. A plugin label follows the same rules as <a class="el" href="structParameter.html#a3e546efd8dbd0d77351208b670719468">Parameter::symbol</a>, with the exception that it can start with numbers. </p>
  395. </div>
  396. </div>
  397. <a class="anchor" id="a955832840de786a7a22798f0ef451c5d"></a>
  398. <div class="memitem">
  399. <div class="memproto">
  400. <table class="mlabels">
  401. <tr>
  402. <td class="mlabels-left">
  403. <table class="memname">
  404. <tr>
  405. <td class="memname">virtual const char* Plugin::getMaker </td>
  406. <td>(</td>
  407. <td class="paramname"></td><td>)</td>
  408. <td> const</td>
  409. </tr>
  410. </table>
  411. </td>
  412. <td class="mlabels-right">
  413. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  414. </tr>
  415. </table>
  416. </div><div class="memdoc">
  417. <p>Get the plugin author/maker. </p>
  418. </div>
  419. </div>
  420. <a class="anchor" id="a686a3c92a376a185d6fd97efd59125d1"></a>
  421. <div class="memitem">
  422. <div class="memproto">
  423. <table class="mlabels">
  424. <tr>
  425. <td class="mlabels-left">
  426. <table class="memname">
  427. <tr>
  428. <td class="memname">virtual const char* Plugin::getLicense </td>
  429. <td>(</td>
  430. <td class="paramname"></td><td>)</td>
  431. <td> const</td>
  432. </tr>
  433. </table>
  434. </td>
  435. <td class="mlabels-right">
  436. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  437. </tr>
  438. </table>
  439. </div><div class="memdoc">
  440. <p>Get the plugin license name (a single line of text).<br />
  441. For commercial plugins this should return some copyright information. </p>
  442. </div>
  443. </div>
  444. <a class="anchor" id="abae540dd93caf4834270358a8aad334a"></a>
  445. <div class="memitem">
  446. <div class="memproto">
  447. <table class="mlabels">
  448. <tr>
  449. <td class="mlabels-left">
  450. <table class="memname">
  451. <tr>
  452. <td class="memname">virtual uint32_t Plugin::getVersion </td>
  453. <td>(</td>
  454. <td class="paramname"></td><td>)</td>
  455. <td> const</td>
  456. </tr>
  457. </table>
  458. </td>
  459. <td class="mlabels-right">
  460. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  461. </tr>
  462. </table>
  463. </div><div class="memdoc">
  464. <p>Get the plugin version, in hexadecimal. TODO format to be defined </p>
  465. </div>
  466. </div>
  467. <a class="anchor" id="ad6ff8c80227d5ceebd40b96f3be29a66"></a>
  468. <div class="memitem">
  469. <div class="memproto">
  470. <table class="mlabels">
  471. <tr>
  472. <td class="mlabels-left">
  473. <table class="memname">
  474. <tr>
  475. <td class="memname">virtual int64_t Plugin::getUniqueId </td>
  476. <td>(</td>
  477. <td class="paramname"></td><td>)</td>
  478. <td> const</td>
  479. </tr>
  480. </table>
  481. </td>
  482. <td class="mlabels-right">
  483. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  484. </tr>
  485. </table>
  486. </div><div class="memdoc">
  487. <p>Get the plugin unique Id. This value is used by LADSPA, DSSI and VST plugin formats. </p>
  488. </div>
  489. </div>
  490. <a class="anchor" id="a75f30935198a0acba25f4ea92af72dc4"></a>
  491. <div class="memitem">
  492. <div class="memproto">
  493. <table class="mlabels">
  494. <tr>
  495. <td class="mlabels-left">
  496. <table class="memname">
  497. <tr>
  498. <td class="memname">virtual void Plugin::initAudioPort </td>
  499. <td>(</td>
  500. <td class="paramtype">bool&#160;</td>
  501. <td class="paramname"><em>input</em>, </td>
  502. </tr>
  503. <tr>
  504. <td class="paramkey"></td>
  505. <td></td>
  506. <td class="paramtype">uint32_t&#160;</td>
  507. <td class="paramname"><em>index</em>, </td>
  508. </tr>
  509. <tr>
  510. <td class="paramkey"></td>
  511. <td></td>
  512. <td class="paramtype"><a class="el" href="structAudioPort.html">AudioPort</a> &amp;&#160;</td>
  513. <td class="paramname"><em>port</em>&#160;</td>
  514. </tr>
  515. <tr>
  516. <td></td>
  517. <td>)</td>
  518. <td></td><td></td>
  519. </tr>
  520. </table>
  521. </td>
  522. <td class="mlabels-right">
  523. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  524. </tr>
  525. </table>
  526. </div><div class="memdoc">
  527. <p>Initialize the audio port <em>index</em>. This function will be called once, shortly after the plugin is created. </p>
  528. </div>
  529. </div>
  530. <a class="anchor" id="a5b0ec59527a1c2f4b01f17fc8c18ea8b"></a>
  531. <div class="memitem">
  532. <div class="memproto">
  533. <table class="mlabels">
  534. <tr>
  535. <td class="mlabels-left">
  536. <table class="memname">
  537. <tr>
  538. <td class="memname">virtual void Plugin::initParameter </td>
  539. <td>(</td>
  540. <td class="paramtype">uint32_t&#160;</td>
  541. <td class="paramname"><em>index</em>, </td>
  542. </tr>
  543. <tr>
  544. <td class="paramkey"></td>
  545. <td></td>
  546. <td class="paramtype"><a class="el" href="structParameter.html">Parameter</a> &amp;&#160;</td>
  547. <td class="paramname"><em>parameter</em>&#160;</td>
  548. </tr>
  549. <tr>
  550. <td></td>
  551. <td>)</td>
  552. <td></td><td></td>
  553. </tr>
  554. </table>
  555. </td>
  556. <td class="mlabels-right">
  557. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  558. </tr>
  559. </table>
  560. </div><div class="memdoc">
  561. <p>Initialize the parameter <em>index</em>. This function will be called once, shortly after the plugin is created. </p>
  562. </div>
  563. </div>
  564. <a class="anchor" id="a54d66af3111541b7c118f9749ef0231b"></a>
  565. <div class="memitem">
  566. <div class="memproto">
  567. <table class="mlabels">
  568. <tr>
  569. <td class="mlabels-left">
  570. <table class="memname">
  571. <tr>
  572. <td class="memname">virtual void Plugin::initProgramName </td>
  573. <td>(</td>
  574. <td class="paramtype">uint32_t&#160;</td>
  575. <td class="paramname"><em>index</em>, </td>
  576. </tr>
  577. <tr>
  578. <td class="paramkey"></td>
  579. <td></td>
  580. <td class="paramtype">String &amp;&#160;</td>
  581. <td class="paramname"><em>programName</em>&#160;</td>
  582. </tr>
  583. <tr>
  584. <td></td>
  585. <td>)</td>
  586. <td></td><td></td>
  587. </tr>
  588. </table>
  589. </td>
  590. <td class="mlabels-right">
  591. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  592. </tr>
  593. </table>
  594. </div><div class="memdoc">
  595. <p>Set the name of the program <em>index</em>. This function will be called once, shortly after the plugin is created. Must be implemented by your plugin class only if DISTRHO_PLUGIN_WANT_PROGRAMS is enabled. </p>
  596. </div>
  597. </div>
  598. <a class="anchor" id="ae301a970a8b5cff3c7ecef927ea20080"></a>
  599. <div class="memitem">
  600. <div class="memproto">
  601. <table class="mlabels">
  602. <tr>
  603. <td class="mlabels-left">
  604. <table class="memname">
  605. <tr>
  606. <td class="memname">virtual void Plugin::initState </td>
  607. <td>(</td>
  608. <td class="paramtype">uint32_t&#160;</td>
  609. <td class="paramname"><em>index</em>, </td>
  610. </tr>
  611. <tr>
  612. <td class="paramkey"></td>
  613. <td></td>
  614. <td class="paramtype">String &amp;&#160;</td>
  615. <td class="paramname"><em>stateKey</em>, </td>
  616. </tr>
  617. <tr>
  618. <td class="paramkey"></td>
  619. <td></td>
  620. <td class="paramtype">String &amp;&#160;</td>
  621. <td class="paramname"><em>defaultStateValue</em>&#160;</td>
  622. </tr>
  623. <tr>
  624. <td></td>
  625. <td>)</td>
  626. <td></td><td></td>
  627. </tr>
  628. </table>
  629. </td>
  630. <td class="mlabels-right">
  631. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  632. </tr>
  633. </table>
  634. </div><div class="memdoc">
  635. <p>Set the state key and default value of <em>index</em>. This function will be called once, shortly after the plugin is created. Must be implemented by your plugin class only if DISTRHO_PLUGIN_WANT_STATE is enabled. </p>
  636. </div>
  637. </div>
  638. <a class="anchor" id="a2d1da98c90568bb4547662bc4f02c31f"></a>
  639. <div class="memitem">
  640. <div class="memproto">
  641. <table class="mlabels">
  642. <tr>
  643. <td class="mlabels-left">
  644. <table class="memname">
  645. <tr>
  646. <td class="memname">virtual float Plugin::getParameterValue </td>
  647. <td>(</td>
  648. <td class="paramtype">uint32_t&#160;</td>
  649. <td class="paramname"><em>index</em></td><td>)</td>
  650. <td> const</td>
  651. </tr>
  652. </table>
  653. </td>
  654. <td class="mlabels-right">
  655. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  656. </tr>
  657. </table>
  658. </div><div class="memdoc">
  659. <p>Get the current value of a parameter. The host may call this function from any context, including realtime processing. </p>
  660. </div>
  661. </div>
  662. <a class="anchor" id="a6911a881fabb9eca9daf0eadbaad8599"></a>
  663. <div class="memitem">
  664. <div class="memproto">
  665. <table class="mlabels">
  666. <tr>
  667. <td class="mlabels-left">
  668. <table class="memname">
  669. <tr>
  670. <td class="memname">virtual void Plugin::setParameterValue </td>
  671. <td>(</td>
  672. <td class="paramtype">uint32_t&#160;</td>
  673. <td class="paramname"><em>index</em>, </td>
  674. </tr>
  675. <tr>
  676. <td class="paramkey"></td>
  677. <td></td>
  678. <td class="paramtype">float&#160;</td>
  679. <td class="paramname"><em>value</em>&#160;</td>
  680. </tr>
  681. <tr>
  682. <td></td>
  683. <td>)</td>
  684. <td></td><td></td>
  685. </tr>
  686. </table>
  687. </td>
  688. <td class="mlabels-right">
  689. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  690. </tr>
  691. </table>
  692. </div><div class="memdoc">
  693. <p>Change a parameter value. The host may call this function from any context, including realtime processing. When a parameter is marked as automable, you must ensure no non-realtime operations are performed. </p><dl class="section note"><dt>Note</dt><dd>This function will only be called for parameter inputs. </dd></dl>
  694. </div>
  695. </div>
  696. <a class="anchor" id="af2bfc89eec6b984c17ed9e5b3aab8a20"></a>
  697. <div class="memitem">
  698. <div class="memproto">
  699. <table class="mlabels">
  700. <tr>
  701. <td class="mlabels-left">
  702. <table class="memname">
  703. <tr>
  704. <td class="memname">virtual void Plugin::setProgram </td>
  705. <td>(</td>
  706. <td class="paramtype">uint32_t&#160;</td>
  707. <td class="paramname"><em>index</em></td><td>)</td>
  708. <td></td>
  709. </tr>
  710. </table>
  711. </td>
  712. <td class="mlabels-right">
  713. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  714. </tr>
  715. </table>
  716. </div><div class="memdoc">
  717. <p>Change the currently used program to <em>index</em>. The host may call this function from any context, including realtime processing. Must be implemented by your plugin class only if DISTRHO_PLUGIN_WANT_PROGRAMS is enabled. </p>
  718. </div>
  719. </div>
  720. <a class="anchor" id="a3c6aeb79775ecf24ffbfc7dafd3d449b"></a>
  721. <div class="memitem">
  722. <div class="memproto">
  723. <table class="mlabels">
  724. <tr>
  725. <td class="mlabels-left">
  726. <table class="memname">
  727. <tr>
  728. <td class="memname">virtual void Plugin::setState </td>
  729. <td>(</td>
  730. <td class="paramtype">const String &amp;&#160;</td>
  731. <td class="paramname"><em>key</em>, </td>
  732. </tr>
  733. <tr>
  734. <td class="paramkey"></td>
  735. <td></td>
  736. <td class="paramtype">const String &amp;&#160;</td>
  737. <td class="paramname"><em>value</em>&#160;</td>
  738. </tr>
  739. <tr>
  740. <td></td>
  741. <td>)</td>
  742. <td></td><td></td>
  743. </tr>
  744. </table>
  745. </td>
  746. <td class="mlabels-right">
  747. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  748. </tr>
  749. </table>
  750. </div><div class="memdoc">
  751. <p>Change an internal state <em>key</em> to <em>value</em>. Must be implemented by your plugin class only if DISTRHO_PLUGIN_WANT_STATE is enabled. </p>
  752. </div>
  753. </div>
  754. <a class="anchor" id="a1c215b23ee7fcc9b49edbd91d985a4e1"></a>
  755. <div class="memitem">
  756. <div class="memproto">
  757. <table class="mlabels">
  758. <tr>
  759. <td class="mlabels-left">
  760. <table class="memname">
  761. <tr>
  762. <td class="memname">virtual void Plugin::activated </td>
  763. <td>(</td>
  764. <td class="paramname"></td><td>)</td>
  765. <td></td>
  766. </tr>
  767. </table>
  768. </td>
  769. <td class="mlabels-right">
  770. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  771. </tr>
  772. </table>
  773. </div><div class="memdoc">
  774. <p>Activate this plugin. </p>
  775. </div>
  776. </div>
  777. <a class="anchor" id="a6f5d5d235ba624d082daed41a7af8fdd"></a>
  778. <div class="memitem">
  779. <div class="memproto">
  780. <table class="mlabels">
  781. <tr>
  782. <td class="mlabels-left">
  783. <table class="memname">
  784. <tr>
  785. <td class="memname">virtual void Plugin::deactivated </td>
  786. <td>(</td>
  787. <td class="paramname"></td><td>)</td>
  788. <td></td>
  789. </tr>
  790. </table>
  791. </td>
  792. <td class="mlabels-right">
  793. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  794. </tr>
  795. </table>
  796. </div><div class="memdoc">
  797. <p>Deactivate this plugin. </p>
  798. </div>
  799. </div>
  800. <a class="anchor" id="a0a969c78f8455ac6ba65fa42e8c498f6"></a>
  801. <div class="memitem">
  802. <div class="memproto">
  803. <table class="mlabels">
  804. <tr>
  805. <td class="mlabels-left">
  806. <table class="memname">
  807. <tr>
  808. <td class="memname">virtual void Plugin::run </td>
  809. <td>(</td>
  810. <td class="paramtype">const float **&#160;</td>
  811. <td class="paramname"><em>inputs</em>, </td>
  812. </tr>
  813. <tr>
  814. <td class="paramkey"></td>
  815. <td></td>
  816. <td class="paramtype">float **&#160;</td>
  817. <td class="paramname"><em>outputs</em>, </td>
  818. </tr>
  819. <tr>
  820. <td class="paramkey"></td>
  821. <td></td>
  822. <td class="paramtype">uint32_t&#160;</td>
  823. <td class="paramname"><em>frames</em>, </td>
  824. </tr>
  825. <tr>
  826. <td class="paramkey"></td>
  827. <td></td>
  828. <td class="paramtype">const <a class="el" href="structMidiEvent.html">MidiEvent</a> *&#160;</td>
  829. <td class="paramname"><em>midiEvents</em>, </td>
  830. </tr>
  831. <tr>
  832. <td class="paramkey"></td>
  833. <td></td>
  834. <td class="paramtype">uint32_t&#160;</td>
  835. <td class="paramname"><em>midiEventCount</em>&#160;</td>
  836. </tr>
  837. <tr>
  838. <td></td>
  839. <td>)</td>
  840. <td></td><td></td>
  841. </tr>
  842. </table>
  843. </td>
  844. <td class="mlabels-right">
  845. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span> </td>
  846. </tr>
  847. </table>
  848. </div><div class="memdoc">
  849. <p>Run/process function for plugins with MIDI input. </p><dl class="section note"><dt>Note</dt><dd>: Some parameters might be null if there are no audio inputs/outputs or MIDI events. </dd></dl>
  850. </div>
  851. </div>
  852. <a class="anchor" id="a9f6c8ad6b054056649d0250e527e1297"></a>
  853. <div class="memitem">
  854. <div class="memproto">
  855. <table class="mlabels">
  856. <tr>
  857. <td class="mlabels-left">
  858. <table class="memname">
  859. <tr>
  860. <td class="memname">virtual void Plugin::bufferSizeChanged </td>
  861. <td>(</td>
  862. <td class="paramtype">uint32_t&#160;</td>
  863. <td class="paramname"><em>newBufferSize</em></td><td>)</td>
  864. <td></td>
  865. </tr>
  866. </table>
  867. </td>
  868. <td class="mlabels-right">
  869. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  870. </tr>
  871. </table>
  872. </div><div class="memdoc">
  873. <p>Optional callback to inform the plugin about a buffer size change. This function will only be called when the plugin is deactivated. </p><dl class="section note"><dt>Note</dt><dd>: This value is only a hint! Hosts might call <a class="el" href="classPlugin.html#a0a969c78f8455ac6ba65fa42e8c498f6">run()</a> with a higher or lower number of frames. </dd></dl>
  874. <dl class="section see"><dt>See also</dt><dd><a class="el" href="classPlugin.html#a2643e638f62cfd4990247ec66bed60d2">getBufferSize()</a> </dd></dl>
  875. </div>
  876. </div>
  877. <a class="anchor" id="a2fcbfa1893f44e661d0d8cd53391dadc"></a>
  878. <div class="memitem">
  879. <div class="memproto">
  880. <table class="mlabels">
  881. <tr>
  882. <td class="mlabels-left">
  883. <table class="memname">
  884. <tr>
  885. <td class="memname">virtual void Plugin::sampleRateChanged </td>
  886. <td>(</td>
  887. <td class="paramtype">double&#160;</td>
  888. <td class="paramname"><em>newSampleRate</em></td><td>)</td>
  889. <td></td>
  890. </tr>
  891. </table>
  892. </td>
  893. <td class="mlabels-right">
  894. <span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">virtual</span></span> </td>
  895. </tr>
  896. </table>
  897. </div><div class="memdoc">
  898. <p>Optional callback to inform the plugin about a sample rate change. This function will only be called when the plugin is deactivated. </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="classPlugin.html#a3e162cfe8f1c52bf09805fd327bcc3c4">getSampleRate()</a> </dd></dl>
  899. </div>
  900. </div>
  901. <hr/>The documentation for this class was generated from the following file:<ul>
  902. <li>distrho/<a class="el" href="DistrhoPlugin_8hpp_source.html">DistrhoPlugin.hpp</a></li>
  903. </ul>
  904. </div><!-- contents -->
  905. <!-- start footer part -->
  906. <hr class="footer"/><address class="footer"><small>
  907. Generated on Sun Apr 26 2015 14:49:34 for DISTRHO Plugin Framework by &#160;<a href="http://www.doxygen.org/index.html">
  908. <img class="footer" src="doxygen.png" alt="doxygen"/>
  909. </a> 1.8.8
  910. </small></address>
  911. </body>
  912. </html>