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author	cannam
date	Fri, 14 Nov 2008 11:56:54 +0000
parents	351c4ebce5f9
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cannam@0	3 <title>VampPluginSDK: PluginLoader.cpp Source File</title>
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cannam@0	22 <h1>PluginLoader.cpp</h1><a href="PluginLoader_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -- c-basic-offset: 4 indent-tabs-mode: nil -- vi:set ts=8 sts=4 sw=4: */</span>
cannam@0	23 <a name="l00002"></a>00002
cannam@0	24 <a name="l00003"></a>00003 <span class="comment">/*</span>
cannam@0	25 <a name="l00004"></a>00004 <span class="comment"> Vamp</span>
cannam@0	26 <a name="l00005"></a>00005 <span class="comment"></span>
cannam@0	27 <a name="l00006"></a>00006 <span class="comment"> An API for audio analysis and feature extraction plugins.</span>
cannam@0	28 <a name="l00007"></a>00007 <span class="comment"></span>
cannam@0	29 <a name="l00008"></a>00008 <span class="comment"> Centre for Digital Music, Queen Mary, University of London.</span>
cannam@0	30 <a name="l00009"></a>00009 <span class="comment"> Copyright 2006-2007 Chris Cannam and QMUL.</span>
cannam@0	31 <a name="l00010"></a>00010 <span class="comment"> </span>
cannam@0	32 <a name="l00011"></a>00011 <span class="comment"> Permission is hereby granted, free of charge, to any person</span>
cannam@0	33 <a name="l00012"></a>00012 <span class="comment"> obtaining a copy of this software and associated documentation</span>
cannam@0	34 <a name="l00013"></a>00013 <span class="comment"> files (the "Software"), to deal in the Software without</span>
cannam@0	35 <a name="l00014"></a>00014 <span class="comment"> restriction, including without limitation the rights to use, copy,</span>
cannam@0	36 <a name="l00015"></a>00015 <span class="comment"> modify, merge, publish, distribute, sublicense, and/or sell copies</span>
cannam@0	37 <a name="l00016"></a>00016 <span class="comment"> of the Software, and to permit persons to whom the Software is</span>
cannam@0	38 <a name="l00017"></a>00017 <span class="comment"> furnished to do so, subject to the following conditions:</span>
cannam@0	39 <a name="l00018"></a>00018 <span class="comment"></span>
cannam@0	40 <a name="l00019"></a>00019 <span class="comment"> The above copyright notice and this permission notice shall be</span>
cannam@0	41 <a name="l00020"></a>00020 <span class="comment"> included in all copies or substantial portions of the Software.</span>
cannam@0	42 <a name="l00021"></a>00021 <span class="comment"></span>
cannam@0	43 <a name="l00022"></a>00022 <span class="comment"> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</span>
cannam@0	44 <a name="l00023"></a>00023 <span class="comment"> EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span>
cannam@0	45 <a name="l00024"></a>00024 <span class="comment"> MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</span>
cannam@0	46 <a name="l00025"></a>00025 <span class="comment"> NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR</span>
cannam@0	47 <a name="l00026"></a>00026 <span class="comment"> ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF</span>
cannam@0	48 <a name="l00027"></a>00027 <span class="comment"> CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION</span>
cannam@0	49 <a name="l00028"></a>00028 <span class="comment"> WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</span>
cannam@0	50 <a name="l00029"></a>00029 <span class="comment"></span>
cannam@0	51 <a name="l00030"></a>00030 <span class="comment"> Except as contained in this notice, the names of the Centre for</span>
cannam@0	52 <a name="l00031"></a>00031 <span class="comment"> Digital Music; Queen Mary, University of London; and Chris Cannam</span>
cannam@0	53 <a name="l00032"></a>00032 <span class="comment"> shall not be used in advertising or otherwise to promote the sale,</span>
cannam@0	54 <a name="l00033"></a>00033 <span class="comment"> use or other dealings in this Software without prior written</span>
cannam@0	55 <a name="l00034"></a>00034 <span class="comment"> authorization.</span>
cannam@0	56 <a name="l00035"></a>00035 <span class="comment">*/</span>
cannam@0	57 <a name="l00036"></a>00036
cannam@0	58 <a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="PluginHostAdapter_8h.html">vamp-sdk/PluginHostAdapter.h</a>"</span>
cannam@0	59 <a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="PluginLoader_8h.html">PluginLoader.h</a>"</span>
cannam@0	60 <a name="l00039"></a>00039 <span class="preprocessor">#include "<a class="code" href="PluginInputDomainAdapter_8h.html">PluginInputDomainAdapter.h</a>"</span>
cannam@0	61 <a name="l00040"></a>00040 <span class="preprocessor">#include "<a class="code" href="PluginChannelAdapter_8h.html">PluginChannelAdapter.h</a>"</span>
cannam@0	62 <a name="l00041"></a>00041 <span class="preprocessor">#include "<a class="code" href="PluginBufferingAdapter_8h.html">PluginBufferingAdapter.h</a>"</span>
cannam@0	63 <a name="l00042"></a>00042
cannam@0	64 <a name="l00043"></a>00043 <span class="preprocessor">#include <fstream></span>
cannam@0	65 <a name="l00044"></a>00044 <span class="preprocessor">#include <cctype></span> <span class="comment">// tolower</span>
cannam@0	66 <a name="l00045"></a>00045
cannam@0	67 <a name="l00046"></a>00046 <span class="preprocessor">#include <cstring></span>
cannam@0	68 <a name="l00047"></a>00047
cannam@0	69 <a name="l00048"></a>00048 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	70 <a name="l00049"></a>00049 <span class="preprocessor"></span>
cannam@0	71 <a name="l00050"></a>00050 <span class="preprocessor">#include <windows.h></span>
cannam@0	72 <a name="l00051"></a>00051 <span class="preprocessor">#include <tchar.h></span>
cannam@0	73 <a name="l00052"></a>00052 <span class="preprocessor">#define PLUGIN_SUFFIX "dll"</span>
cannam@0	74 <a name="l00053"></a>00053 <span class="preprocessor"></span>
cannam@0	75 <a name="l00054"></a>00054 <span class="preprocessor">#else </span><span class="comment">/* ! _WIN32 */</span>
cannam@0	76 <a name="l00055"></a>00055
cannam@0	77 <a name="l00056"></a>00056 <span class="preprocessor">#include <dirent.h></span>
cannam@0	78 <a name="l00057"></a>00057 <span class="preprocessor">#include <dlfcn.h></span>
cannam@0	79 <a name="l00058"></a>00058
cannam@0	80 <a name="l00059"></a>00059 <span class="preprocessor">#ifdef __APPLE__</span>
cannam@0	81 <a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#define PLUGIN_SUFFIX "dylib"</span>
cannam@0	82 <a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#else </span><span class="comment">/* ! __APPLE__ */</span>
cannam@0	83 <a name="l00062"></a><a class="code" href="PluginLoader_8cpp.html#1efbc9bb9a9f2837d3f7386af8607abf">00062</a> <span class="preprocessor">#define PLUGIN_SUFFIX "so"</span>
cannam@0	84 <a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* ! __APPLE__ */</span>
cannam@0	85 <a name="l00064"></a>00064
cannam@0	86 <a name="l00065"></a>00065 <span class="preprocessor">#endif </span><span class="comment">/* ! _WIN32 */</span>
cannam@0	87 <a name="l00066"></a>00066
cannam@0	88 <a name="l00067"></a>00067 <span class="keyword">using namespace </span>std;
cannam@0	89 <a name="l00068"></a>00068
cannam@0	90 <a name="l00069"></a>00069 <span class="keyword">namespace </span>Vamp {
cannam@0	91 <a name="l00070"></a>00070
cannam@0	92 <a name="l00071"></a>00071 <span class="keyword">namespace </span>HostExt {
cannam@0	93 <a name="l00072"></a>00072
cannam@0	94 <a name="l00073"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">00073</a> <span class="keyword">class </span><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">PluginLoader::Impl</a>
cannam@0	95 <a name="l00074"></a>00074 {
cannam@0	96 <a name="l00075"></a>00075 <span class="keyword">public</span>:
cannam@0	97 <a name="l00076"></a>00076 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ddac537272c2eb69973cbb942dc11deb">Impl</a>();
cannam@0	98 <a name="l00077"></a>00077 <span class="keyword">virtual</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1e28874a14fafaf015404694da5fcfc8">~Impl</a>();
cannam@0	99 <a name="l00078"></a>00078
cannam@0	100 <a name="l00079"></a>00079 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#0d48b76e4f995110f53e0feeb23f733a" title="PluginKeyList is a sequence of plugin keys, such as returned by listPlugins().">PluginKeyList</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#398ccb508176f5550b2b2ca05f1fa3eb">listPlugins</a>();
cannam@0	101 <a name="l00080"></a>00080
cannam@0	102 <a name="l00081"></a>00081 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> *<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#3f6c4872459007b13722818cbdac409c">loadPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key,
cannam@0	103 <a name="l00082"></a>00082 <span class="keywordtype">float</span> inputSampleRate,
cannam@0	104 <a name="l00083"></a>00083 <span class="keywordtype">int</span> adapterFlags);
cannam@0	105 <a name="l00084"></a>00084
cannam@0	106 <a name="l00085"></a>00085 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c84fafd9b12d44f8756628571b57d7ea">composePluginKey</a>(<span class="keywordtype">string</span> libraryName, <span class="keywordtype">string</span> identifier);
cannam@0	107 <a name="l00086"></a>00086
cannam@0	108 <a name="l00087"></a>00087 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d6a39aa0c79d8d9209eb0b8dfe9d1364" title="PluginCategoryHierarchy is a sequence of general-&gt;specific category names, as...">PluginCategoryHierarchy</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#de4a5a8acbd85537c99440c4ac974be4">getPluginCategory</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key);
cannam@0	109 <a name="l00088"></a>00088
cannam@0	110 <a name="l00089"></a>00089 <span class="keywordtype">string</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#aac3ed8bf770f0675e624d411dab3efb">getLibraryPathForPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key);
cannam@0	111 <a name="l00090"></a>00090
cannam@0	112 <a name="l00091"></a>00091 <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b7147ecb2186a715b0f7e83ba70f0946">setInstanceToClean</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *instance);
cannam@0	113 <a name="l00092"></a>00092
cannam@0	114 <a name="l00093"></a>00093 <span class="keyword">protected</span>:
cannam@0	115 <a name="l00094"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html">00094</a> <span class="keyword">class </span><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html">PluginDeletionNotifyAdapter</a> : <span class="keyword">public</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html" title="PluginWrapper is a simple base class for adapter plugins.">PluginWrapper</a> {
cannam@0	116 <a name="l00095"></a>00095 <span class="keyword">public</span>:
cannam@0	117 <a name="l00096"></a>00096 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#80196e30ed72a4f45b4152a3991d7777">PluginDeletionNotifyAdapter</a>(<a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> plugin, <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">Impl</a> loader);
cannam@0	118 <a name="l00097"></a>00097 <span class="keyword">virtual</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#bb85c0134c354c0854f3868a60d0193f">~PluginDeletionNotifyAdapter</a>();
cannam@0	119 <a name="l00098"></a>00098 <span class="keyword">protected</span>:
cannam@0	120 <a name="l00099"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#1fb8473ea9ad73b1b6a00b92345d8397">00099</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">Impl</a> *<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#1fb8473ea9ad73b1b6a00b92345d8397">m_loader</a>;
cannam@0	121 <a name="l00100"></a>00100 };
cannam@0	122 <a name="l00101"></a>00101
cannam@0	123 <a name="l00102"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html">00102</a> <span class="keyword">class </span><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html">InstanceCleaner</a> {
cannam@0	124 <a name="l00103"></a>00103 <span class="keyword">public</span>:
cannam@0	125 <a name="l00104"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#94ae2e994b87be62dd401852fb8d49fd">00104</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#94ae2e994b87be62dd401852fb8d49fd">InstanceCleaner</a>() : <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#2b6d3d267fe1754ea3dca7bb6d48fc70">m_instance</a>(0) { }
cannam@0	126 <a name="l00105"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#246ddea5df77287755b1aaef734538bf">00105</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#246ddea5df77287755b1aaef734538bf">~InstanceCleaner</a>() { <span class="keyword">delete</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#2b6d3d267fe1754ea3dca7bb6d48fc70">m_instance</a>; }
cannam@0	127 <a name="l00106"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#11edf3783377088dd757b46d9b2c9101">00106</a> <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#11edf3783377088dd757b46d9b2c9101">setInstance</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *instance) { <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#2b6d3d267fe1754ea3dca7bb6d48fc70">m_instance</a> = instance; }
cannam@0	128 <a name="l00107"></a>00107 <span class="keyword">protected</span>:
cannam@0	129 <a name="l00108"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#2b6d3d267fe1754ea3dca7bb6d48fc70">00108</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#2b6d3d267fe1754ea3dca7bb6d48fc70">m_instance</a>;
cannam@0	130 <a name="l00109"></a>00109 };
cannam@0	131 <a name="l00110"></a>00110
cannam@0	132 <a name="l00111"></a>00111 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#e0a6e1bf07a62eb6a34a1393bc3da26c">pluginDeleted</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html">PluginDeletionNotifyAdapter</a> *adapter);
cannam@0	133 <a name="l00112"></a>00112
cannam@0	134 <a name="l00113"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">00113</a> map<PluginKey, string> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>;
cannam@0	135 <a name="l00114"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#d7b867e5cf9c29ad7254f567849f9913">00114</a> <span class="keywordtype">bool</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#d7b867e5cf9c29ad7254f567849f9913">m_allPluginsEnumerated</a>;
cannam@0	136 <a name="l00115"></a>00115 <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6fb71e4d0b4ff367ffef141c5e62763d">enumeratePlugins</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> forPlugin = <span class="stringliteral">""</span>);
cannam@0	137 <a name="l00116"></a>00116
cannam@0	138 <a name="l00117"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">00117</a> map<PluginKey, PluginCategoryHierarchy> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>;
cannam@0	139 <a name="l00118"></a>00118 <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#923d9ace30548d8f3cce58b4037ec9e4">generateTaxonomy</a>();
cannam@0	140 <a name="l00119"></a>00119
cannam@0	141 <a name="l00120"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1c3cee03d20e669c8b9379247a222600">00120</a> map<Plugin , void > <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1c3cee03d20e669c8b9379247a222600">m_pluginLibraryHandleMap</a>;
cannam@0	142 <a name="l00121"></a>00121
cannam@0	143 <a name="l00122"></a>00122 <span class="keywordtype">bool</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b06d720c0d53f908426ce244294d38ed">decomposePluginKey</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key,
cannam@0	144 <a name="l00123"></a>00123 <span class="keywordtype">string</span> &libraryName, <span class="keywordtype">string</span> &identifier);
cannam@0	145 <a name="l00124"></a>00124
cannam@0	146 <a name="l00125"></a>00125 <span class="keywordtype">void</span> *<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c0618149e415b7fd8ad782f434070752">loadLibrary</a>(<span class="keywordtype">string</span> path);
cannam@0	147 <a name="l00126"></a>00126 <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">unloadLibrary</a>(<span class="keywordtype">void</span> *handle);
cannam@0	148 <a name="l00127"></a>00127 <span class="keywordtype">void</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ec71088ca89ba77f357bde8b37b807f8">lookupInLibrary</a>(<span class="keywordtype">void</span> handle, <span class="keyword">const</span> <span class="keywordtype">char</span> *symbol);
cannam@0	149 <a name="l00128"></a>00128
cannam@0	150 <a name="l00129"></a>00129 <span class="keywordtype">string</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#eb7a794c0a2410a81a382a08e8a0143c">splicePath</a>(<span class="keywordtype">string</span> a, <span class="keywordtype">string</span> b);
cannam@0	151 <a name="l00130"></a>00130 vector<string> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2dd3964e84bca56390cd31b079fbc01f">listFiles</a>(<span class="keywordtype">string</span> dir, <span class="keywordtype">string</span> ext);
cannam@0	152 <a name="l00131"></a>00131
cannam@0	153 <a name="l00132"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#5d03696d9093949f627bd684c8db44c2">00132</a> <span class="keyword">static</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html">InstanceCleaner</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#5d03696d9093949f627bd684c8db44c2">m_cleaner</a>;
cannam@0	154 <a name="l00133"></a>00133 };
cannam@0	155 <a name="l00134"></a>00134
cannam@0	156 <a name="l00135"></a>00135 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *
cannam@0	157 <a name="l00136"></a>00136 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aa4eae58ddbadf6537a95dbb6e957187">PluginLoader::m_instance</a> = 0;
cannam@0	158 <a name="l00137"></a>00137
cannam@0	159 <a name="l00138"></a>00138 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html">PluginLoader::Impl::InstanceCleaner</a>
cannam@0	160 <a name="l00139"></a>00139 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#5d03696d9093949f627bd684c8db44c2">PluginLoader::Impl::m_cleaner</a>;
cannam@0	161 <a name="l00140"></a>00140
cannam@0	162 <a name="l00141"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#5ab9e0281244bef7976c6c0ce1a55c24">00141</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#5ab9e0281244bef7976c6c0ce1a55c24">PluginLoader::PluginLoader</a>()
cannam@0	163 <a name="l00142"></a>00142 {
cannam@0	164 <a name="l00143"></a>00143 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a> = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">Impl</a>();
cannam@0	165 <a name="l00144"></a>00144 }
cannam@0	166 <a name="l00145"></a>00145
cannam@0	167 <a name="l00146"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#9e092d864efdc0f16c032bfb25e76dea">00146</a> PluginLoader::~PluginLoader()
cannam@0	168 <a name="l00147"></a>00147 {
cannam@0	169 <a name="l00148"></a>00148 <span class="keyword">delete</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>;
cannam@0	170 <a name="l00149"></a>00149 }
cannam@0	171 <a name="l00150"></a>00150
cannam@0	172 <a name="l00151"></a>00151 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *
cannam@0	173 <a name="l00152"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#dbb5c8855697a24be890e4f107e26b0e">00152</a> PluginLoader::getInstance()
cannam@0	174 <a name="l00153"></a>00153 {
cannam@0	175 <a name="l00154"></a>00154 <span class="keywordflow">if</span> (!<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aa4eae58ddbadf6537a95dbb6e957187">m_instance</a>) {
cannam@0	176 <a name="l00155"></a>00155 <span class="comment">// The cleaner doesn't own the instance, because we leave the</span>
cannam@0	177 <a name="l00156"></a>00156 <span class="comment">// instance pointer in the base class for binary backwards</span>
cannam@0	178 <a name="l00157"></a>00157 <span class="comment">// compatibility reasons and to avoid waste</span>
cannam@0	179 <a name="l00158"></a>00158 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aa4eae58ddbadf6537a95dbb6e957187">m_instance</a> = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#5ab9e0281244bef7976c6c0ce1a55c24">PluginLoader</a>();
cannam@0	180 <a name="l00159"></a>00159 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b7147ecb2186a715b0f7e83ba70f0946">Impl::setInstanceToClean</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aa4eae58ddbadf6537a95dbb6e957187">m_instance</a>);
cannam@0	181 <a name="l00160"></a>00160 }
cannam@0	182 <a name="l00161"></a>00161 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aa4eae58ddbadf6537a95dbb6e957187">m_instance</a>;
cannam@0	183 <a name="l00162"></a>00162 }
cannam@0	184 <a name="l00163"></a>00163
cannam@0	185 <a name="l00164"></a>00164 vector<PluginLoader::PluginKey>
cannam@0	186 <a name="l00165"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#ec450c2928b1ae5318d45972722dd16b">00165</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#ec450c2928b1ae5318d45972722dd16b" title="Search for all available Vamp plugins, and return a list of them in the order in...">PluginLoader::listPlugins</a>()
cannam@0	187 <a name="l00166"></a>00166 {
cannam@0	188 <a name="l00167"></a>00167 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#398ccb508176f5550b2b2ca05f1fa3eb">listPlugins</a>();
cannam@0	189 <a name="l00168"></a>00168 }
cannam@0	190 <a name="l00169"></a>00169
cannam@0	191 <a name="l00170"></a>00170 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> *
cannam@0	192 <a name="l00171"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#2154970381343edef629482bdafea7e2">00171</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#2154970381343edef629482bdafea7e2" title="Load a Vamp plugin, given its identifying key.">PluginLoader::loadPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key,
cannam@0	193 <a name="l00172"></a>00172 <span class="keywordtype">float</span> inputSampleRate,
cannam@0	194 <a name="l00173"></a>00173 <span class="keywordtype">int</span> adapterFlags)
cannam@0	195 <a name="l00174"></a>00174 {
cannam@0	196 <a name="l00175"></a>00175 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#3f6c4872459007b13722818cbdac409c">loadPlugin</a>(key, inputSampleRate, adapterFlags);
cannam@0	197 <a name="l00176"></a>00176 }
cannam@0	198 <a name="l00177"></a>00177
cannam@0	199 <a name="l00178"></a>00178 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginLoader::PluginKey</a>
cannam@0	200 <a name="l00179"></a>00179 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#cc6865d27825c100d7b6f9ed6ecf5207" title="Given a Vamp plugin library name and plugin identifier, return the corresponding...">PluginLoader::composePluginKey</a>(<span class="keywordtype">string</span> libraryName, <span class="keywordtype">string</span> identifier)
cannam@0	201 <a name="l00180"></a>00180 {
cannam@0	202 <a name="l00181"></a>00181 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c84fafd9b12d44f8756628571b57d7ea">composePluginKey</a>(libraryName, identifier);
cannam@0	203 <a name="l00182"></a>00182 }
cannam@0	204 <a name="l00183"></a>00183
cannam@0	205 <a name="l00184"></a>00184 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d6a39aa0c79d8d9209eb0b8dfe9d1364" title="PluginCategoryHierarchy is a sequence of general-&gt;specific category names, as...">PluginLoader::PluginCategoryHierarchy</a>
cannam@0	206 <a name="l00185"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d5c594142ff058bd70e66247d45cd86e">00185</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d5c594142ff058bd70e66247d45cd86e" title="Return the category hierarchy for a Vamp plugin, given its identifying key.">PluginLoader::getPluginCategory</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key)
cannam@0	207 <a name="l00186"></a>00186 {
cannam@0	208 <a name="l00187"></a>00187 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#de4a5a8acbd85537c99440c4ac974be4">getPluginCategory</a>(key);
cannam@0	209 <a name="l00188"></a>00188 }
cannam@0	210 <a name="l00189"></a>00189
cannam@0	211 <a name="l00190"></a>00190 <span class="keywordtype">string</span>
cannam@0	212 <a name="l00191"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#592d6b4c6edaa369407e833f56e4a4de">00191</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#592d6b4c6edaa369407e833f56e4a4de" title="Return the file path of the dynamic library from which the given plugin will be loaded...">PluginLoader::getLibraryPathForPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key)
cannam@0	213 <a name="l00192"></a>00192 {
cannam@0	214 <a name="l00193"></a>00193 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#c12254d823f6d63cb8ce82a07bdcb072">m_impl</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#aac3ed8bf770f0675e624d411dab3efb">getLibraryPathForPlugin</a>(key);
cannam@0	215 <a name="l00194"></a>00194 }
cannam@0	216 <a name="l00195"></a>00195
cannam@0	217 <a name="l00196"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ddac537272c2eb69973cbb942dc11deb">00196</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ddac537272c2eb69973cbb942dc11deb">PluginLoader::Impl::Impl</a>() :
cannam@0	218 <a name="l00197"></a>00197 m_allPluginsEnumerated(false)
cannam@0	219 <a name="l00198"></a>00198 {
cannam@0	220 <a name="l00199"></a>00199 }
cannam@0	221 <a name="l00200"></a>00200
cannam@0	222 <a name="l00201"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1e28874a14fafaf015404694da5fcfc8">00201</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1e28874a14fafaf015404694da5fcfc8">PluginLoader::Impl::~Impl</a>()
cannam@0	223 <a name="l00202"></a>00202 {
cannam@0	224 <a name="l00203"></a>00203 }
cannam@0	225 <a name="l00204"></a>00204
cannam@0	226 <a name="l00205"></a>00205 <span class="keywordtype">void</span>
cannam@0	227 <a name="l00206"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b7147ecb2186a715b0f7e83ba70f0946">00206</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b7147ecb2186a715b0f7e83ba70f0946">PluginLoader::Impl::setInstanceToClean</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp...">PluginLoader</a> *instance)
cannam@0	228 <a name="l00207"></a>00207 {
cannam@0	229 <a name="l00208"></a>00208 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#5d03696d9093949f627bd684c8db44c2">m_cleaner</a>.<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1InstanceCleaner.html#11edf3783377088dd757b46d9b2c9101">setInstance</a>(instance);
cannam@0	230 <a name="l00209"></a>00209 }
cannam@0	231 <a name="l00210"></a>00210
cannam@0	232 <a name="l00211"></a>00211 vector<PluginLoader::PluginKey>
cannam@0	233 <a name="l00212"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#398ccb508176f5550b2b2ca05f1fa3eb">00212</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#398ccb508176f5550b2b2ca05f1fa3eb">PluginLoader::Impl::listPlugins</a>()
cannam@0	234 <a name="l00213"></a>00213 {
cannam@0	235 <a name="l00214"></a>00214 <span class="keywordflow">if</span> (!<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#d7b867e5cf9c29ad7254f567849f9913">m_allPluginsEnumerated</a>) <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6fb71e4d0b4ff367ffef141c5e62763d">enumeratePlugins</a>();
cannam@0	236 <a name="l00215"></a>00215
cannam@0	237 <a name="l00216"></a>00216 vector<PluginKey> plugins;
cannam@0	238 <a name="l00217"></a>00217 <span class="keywordflow">for</span> (map<PluginKey, string>::iterator mi = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.begin();
cannam@0	239 <a name="l00218"></a>00218 mi != <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.end(); ++mi) {
cannam@0	240 <a name="l00219"></a>00219 plugins.push_back(mi->first);
cannam@0	241 <a name="l00220"></a>00220 }
cannam@0	242 <a name="l00221"></a>00221
cannam@0	243 <a name="l00222"></a>00222 <span class="keywordflow">return</span> plugins;
cannam@0	244 <a name="l00223"></a>00223 }
cannam@0	245 <a name="l00224"></a>00224
cannam@0	246 <a name="l00225"></a>00225 <span class="keywordtype">void</span>
cannam@0	247 <a name="l00226"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6fb71e4d0b4ff367ffef141c5e62763d">00226</a> <a class="code" href="vamp-simple-host_8cpp.html#80dad9e80d85fdf86b7714bf1b3c1017">PluginLoader::Impl::enumeratePlugins</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> forPlugin)
cannam@0	248 <a name="l00227"></a>00227 {
cannam@0	249 <a name="l00228"></a>00228 vector<string> path = <a class="code" href="classVamp_1_1PluginHostAdapter.html#08d7ed3a11bf4a3c30fa0f9b41a0fed6">PluginHostAdapter::getPluginPath</a>();
cannam@0	250 <a name="l00229"></a>00229
cannam@0	251 <a name="l00230"></a>00230 <span class="keywordtype">string</span> libraryName, identifier;
cannam@0	252 <a name="l00231"></a>00231 <span class="keywordflow">if</span> (forPlugin != <span class="stringliteral">""</span>) {
cannam@0	253 <a name="l00232"></a>00232 <span class="keywordflow">if</span> (!<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b06d720c0d53f908426ce244294d38ed">decomposePluginKey</a>(forPlugin, libraryName, identifier)) {
cannam@0	254 <a name="l00233"></a>00233 std::cerr << <span class="stringliteral">"WARNING: Vamp::HostExt::PluginLoader: Invalid plugin key \""</span>
cannam@0	255 <a name="l00234"></a>00234 << forPlugin << <span class="stringliteral">"\" in enumerate"</span> << std::endl;
cannam@0	256 <a name="l00235"></a>00235 <span class="keywordflow">return</span>;
cannam@0	257 <a name="l00236"></a>00236 }
cannam@0	258 <a name="l00237"></a>00237 }
cannam@0	259 <a name="l00238"></a>00238
cannam@0	260 <a name="l00239"></a>00239 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < path.size(); ++i) {
cannam@0	261 <a name="l00240"></a>00240
cannam@0	262 <a name="l00241"></a>00241 vector<string> files = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2dd3964e84bca56390cd31b079fbc01f">listFiles</a>(path[i], <a class="code" href="PluginLoader_8cpp.html#1efbc9bb9a9f2837d3f7386af8607abf">PLUGIN_SUFFIX</a>);
cannam@0	263 <a name="l00242"></a>00242
cannam@0	264 <a name="l00243"></a>00243 <span class="keywordflow">for</span> (vector<string>::iterator fi = files.begin();
cannam@0	265 <a name="l00244"></a>00244 fi != files.end(); ++fi) {
cannam@0	266 <a name="l00245"></a>00245
cannam@0	267 <a name="l00246"></a>00246 <span class="keywordflow">if</span> (libraryName != <span class="stringliteral">""</span>) {
cannam@0	268 <a name="l00247"></a>00247 <span class="comment">// libraryName is lowercased and lacking an extension,</span>
cannam@0	269 <a name="l00248"></a>00248 <span class="comment">// as it came from the plugin key</span>
cannam@0	270 <a name="l00249"></a>00249 <span class="keywordtype">string</span> temp = *fi;
cannam@0	271 <a name="l00250"></a>00250 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < temp.length(); ++i) {
cannam@0	272 <a name="l00251"></a>00251 temp[i] = tolower(temp[i]);
cannam@0	273 <a name="l00252"></a>00252 }
cannam@0	274 <a name="l00253"></a>00253 string::size_type pi = temp.find(<span class="charliteral">'.'</span>);
cannam@0	275 <a name="l00254"></a>00254 <span class="keywordflow">if</span> (pi == string::npos) {
cannam@0	276 <a name="l00255"></a>00255 <span class="keywordflow">if</span> (libraryName != temp) <span class="keywordflow">continue</span>;
cannam@0	277 <a name="l00256"></a>00256 } <span class="keywordflow">else</span> {
cannam@0	278 <a name="l00257"></a>00257 <span class="keywordflow">if</span> (libraryName != temp.substr(0, pi)) <span class="keywordflow">continue</span>;
cannam@0	279 <a name="l00258"></a>00258 }
cannam@0	280 <a name="l00259"></a>00259 }
cannam@0	281 <a name="l00260"></a>00260
cannam@0	282 <a name="l00261"></a>00261 <span class="keywordtype">string</span> fullPath = path[i];
cannam@0	283 <a name="l00262"></a>00262 fullPath = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#eb7a794c0a2410a81a382a08e8a0143c">splicePath</a>(fullPath, *fi);
cannam@0	284 <a name="l00263"></a>00263 <span class="keywordtype">void</span> *handle = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c0618149e415b7fd8ad782f434070752">loadLibrary</a>(fullPath);
cannam@0	285 <a name="l00264"></a>00264 <span class="keywordflow">if</span> (!handle) <span class="keywordflow">continue</span>;
cannam@0	286 <a name="l00265"></a>00265
cannam@0	287 <a name="l00266"></a>00266 <a class="code" href="vamp_8h.html#551bb7e0d8c970c2202be5f881817478" title="Function pointer type for vampGetPluginDescriptor.">VampGetPluginDescriptorFunction</a> fn =
cannam@0	288 <a name="l00267"></a>00267 (<a class="code" href="vamp_8h.html#551bb7e0d8c970c2202be5f881817478" title="Function pointer type for vampGetPluginDescriptor.">VampGetPluginDescriptorFunction</a>)<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ec71088ca89ba77f357bde8b37b807f8">lookupInLibrary</a>
cannam@0	289 <a name="l00268"></a>00268 (handle, <span class="stringliteral">"vampGetPluginDescriptor"</span>);
cannam@0	290 <a name="l00269"></a>00269
cannam@0	291 <a name="l00270"></a>00270 <span class="keywordflow">if</span> (!fn) {
cannam@0	292 <a name="l00271"></a>00271 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">unloadLibrary</a>(handle);
cannam@0	293 <a name="l00272"></a>00272 <span class="keywordflow">continue</span>;
cannam@0	294 <a name="l00273"></a>00273 }
cannam@0	295 <a name="l00274"></a>00274
cannam@0	296 <a name="l00275"></a>00275 <span class="keywordtype">int</span> index = 0;
cannam@0	297 <a name="l00276"></a>00276 <span class="keyword">const</span> <a class="code" href="struct__VampPluginDescriptor.html">VampPluginDescriptor</a> *descriptor = 0;
cannam@0	298 <a name="l00277"></a>00277
cannam@0	299 <a name="l00278"></a>00278 <span class="keywordflow">while</span> ((descriptor = fn(<a class="code" href="vamp_8h.html#6d6c8c755dbabf161f72712e0e2143c7" title="Plugin API version.">VAMP_API_VERSION</a>, index))) {
cannam@0	300 <a name="l00279"></a>00279 ++index;
cannam@0	301 <a name="l00280"></a>00280 <span class="keywordflow">if</span> (identifier != <span class="stringliteral">""</span>) {
cannam@0	302 <a name="l00281"></a>00281 <span class="keywordflow">if</span> (descriptor-><a class="code" href="struct__VampPluginDescriptor.html#4915ec8276749cb505c01d25a6d02219" title="Computer-usable name of the plugin.">identifier</a> != identifier) <span class="keywordflow">continue</span>;
cannam@0	303 <a name="l00282"></a>00282 }
cannam@0	304 <a name="l00283"></a>00283 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c84fafd9b12d44f8756628571b57d7ea">composePluginKey</a>(*fi, descriptor-><a class="code" href="struct__VampPluginDescriptor.html#4915ec8276749cb505c01d25a6d02219" title="Computer-usable name of the plugin.">identifier</a>);
cannam@0	305 <a name="l00284"></a>00284 <span class="comment">// std::cerr << "enumerate: " << key << " (path: " << fullPath << ")" << std::endl;</span>
cannam@0	306 <a name="l00285"></a>00285 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.find(key) ==
cannam@0	307 <a name="l00286"></a>00286 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.end()) {
cannam@0	308 <a name="l00287"></a>00287 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>[key] = fullPath;
cannam@0	309 <a name="l00288"></a>00288 }
cannam@0	310 <a name="l00289"></a>00289 }
cannam@0	311 <a name="l00290"></a>00290
cannam@0	312 <a name="l00291"></a>00291 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">unloadLibrary</a>(handle);
cannam@0	313 <a name="l00292"></a>00292 }
cannam@0	314 <a name="l00293"></a>00293 }
cannam@0	315 <a name="l00294"></a>00294
cannam@0	316 <a name="l00295"></a>00295 <span class="keywordflow">if</span> (forPlugin == <span class="stringliteral">""</span>) <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#d7b867e5cf9c29ad7254f567849f9913">m_allPluginsEnumerated</a> = <span class="keyword">true</span>;
cannam@0	317 <a name="l00296"></a>00296 }
cannam@0	318 <a name="l00297"></a>00297
cannam@0	319 <a name="l00298"></a>00298 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginLoader::PluginKey</a>
cannam@0	320 <a name="l00299"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c84fafd9b12d44f8756628571b57d7ea">00299</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c84fafd9b12d44f8756628571b57d7ea">PluginLoader::Impl::composePluginKey</a>(<span class="keywordtype">string</span> libraryName, <span class="keywordtype">string</span> identifier)
cannam@0	321 <a name="l00300"></a>00300 {
cannam@0	322 <a name="l00301"></a>00301 <span class="keywordtype">string</span> basename = libraryName;
cannam@0	323 <a name="l00302"></a>00302
cannam@0	324 <a name="l00303"></a>00303 string::size_type li = basename.rfind(<span class="charliteral">'/'</span>);
cannam@0	325 <a name="l00304"></a>00304 <span class="keywordflow">if</span> (li != string::npos) basename = basename.substr(li + 1);
cannam@0	326 <a name="l00305"></a>00305
cannam@0	327 <a name="l00306"></a>00306 li = basename.find(<span class="charliteral">'.'</span>);
cannam@0	328 <a name="l00307"></a>00307 <span class="keywordflow">if</span> (li != string::npos) basename = basename.substr(0, li);
cannam@0	329 <a name="l00308"></a>00308
cannam@0	330 <a name="l00309"></a>00309 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < basename.length(); ++i) {
cannam@0	331 <a name="l00310"></a>00310 basename[i] = tolower(basename[i]);
cannam@0	332 <a name="l00311"></a>00311 }
cannam@0	333 <a name="l00312"></a>00312
cannam@0	334 <a name="l00313"></a>00313 <span class="keywordflow">return</span> basename + <span class="stringliteral">":"</span> + identifier;
cannam@0	335 <a name="l00314"></a>00314 }
cannam@0	336 <a name="l00315"></a>00315
cannam@0	337 <a name="l00316"></a>00316 <span class="keywordtype">bool</span>
cannam@0	338 <a name="l00317"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b06d720c0d53f908426ce244294d38ed">00317</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b06d720c0d53f908426ce244294d38ed">PluginLoader::Impl::decomposePluginKey</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key,
cannam@0	339 <a name="l00318"></a>00318 <span class="keywordtype">string</span> &libraryName,
cannam@0	340 <a name="l00319"></a>00319 <span class="keywordtype">string</span> &identifier)
cannam@0	341 <a name="l00320"></a>00320 {
cannam@0	342 <a name="l00321"></a>00321 string::size_type ki = key.find(<span class="charliteral">':'</span>);
cannam@0	343 <a name="l00322"></a>00322 <span class="keywordflow">if</span> (ki == string::npos) {
cannam@0	344 <a name="l00323"></a>00323 <span class="keywordflow">return</span> <span class="keyword">false</span>;
cannam@0	345 <a name="l00324"></a>00324 }
cannam@0	346 <a name="l00325"></a>00325
cannam@0	347 <a name="l00326"></a>00326 libraryName = key.substr(0, ki);
cannam@0	348 <a name="l00327"></a>00327 identifier = key.substr(ki + 1);
cannam@0	349 <a name="l00328"></a>00328 <span class="keywordflow">return</span> <span class="keyword">true</span>;
cannam@0	350 <a name="l00329"></a>00329 }
cannam@0	351 <a name="l00330"></a>00330
cannam@0	352 <a name="l00331"></a>00331 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d6a39aa0c79d8d9209eb0b8dfe9d1364" title="PluginCategoryHierarchy is a sequence of general-&gt;specific category names, as...">PluginLoader::PluginCategoryHierarchy</a>
cannam@0	353 <a name="l00332"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#de4a5a8acbd85537c99440c4ac974be4">00332</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#de4a5a8acbd85537c99440c4ac974be4">PluginLoader::Impl::getPluginCategory</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> plugin)
cannam@0	354 <a name="l00333"></a>00333 {
cannam@0	355 <a name="l00334"></a>00334 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>.empty()) <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#923d9ace30548d8f3cce58b4037ec9e4">generateTaxonomy</a>();
cannam@0	356 <a name="l00335"></a>00335 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>.find(plugin) == <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>.end()) {
cannam@0	357 <a name="l00336"></a>00336 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d6a39aa0c79d8d9209eb0b8dfe9d1364" title="PluginCategoryHierarchy is a sequence of general-&gt;specific category names, as...">PluginCategoryHierarchy</a>();
cannam@0	358 <a name="l00337"></a>00337 }
cannam@0	359 <a name="l00338"></a>00338 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>[plugin];
cannam@0	360 <a name="l00339"></a>00339 }
cannam@0	361 <a name="l00340"></a>00340
cannam@0	362 <a name="l00341"></a>00341 <span class="keywordtype">string</span>
cannam@0	363 <a name="l00342"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#aac3ed8bf770f0675e624d411dab3efb">00342</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#aac3ed8bf770f0675e624d411dab3efb">PluginLoader::Impl::getLibraryPathForPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> plugin)
cannam@0	364 <a name="l00343"></a>00343 {
cannam@0	365 <a name="l00344"></a>00344 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.find(plugin) == <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.end()) {
cannam@0	366 <a name="l00345"></a>00345 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#d7b867e5cf9c29ad7254f567849f9913">m_allPluginsEnumerated</a>) <span class="keywordflow">return</span> <span class="stringliteral">""</span>;
cannam@0	367 <a name="l00346"></a>00346 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6fb71e4d0b4ff367ffef141c5e62763d">enumeratePlugins</a>(plugin);
cannam@0	368 <a name="l00347"></a>00347 }
cannam@0	369 <a name="l00348"></a>00348 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.find(plugin) == <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>.end()) {
cannam@0	370 <a name="l00349"></a>00349 <span class="keywordflow">return</span> <span class="stringliteral">""</span>;
cannam@0	371 <a name="l00350"></a>00350 }
cannam@0	372 <a name="l00351"></a>00351 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#59f6310a3bb71f761b635d06408713f3">m_pluginLibraryNameMap</a>[plugin];
cannam@0	373 <a name="l00352"></a>00352 }
cannam@0	374 <a name="l00353"></a>00353
cannam@0	375 <a name="l00354"></a>00354 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> *
cannam@0	376 <a name="l00355"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#3f6c4872459007b13722818cbdac409c">00355</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#3f6c4872459007b13722818cbdac409c">PluginLoader::Impl::loadPlugin</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#473645bbb3ac5c1a0da2f0f482947c4d" title="PluginKey is a string type that is used to identify a plugin uniquely within the...">PluginKey</a> key,
cannam@0	377 <a name="l00356"></a>00356 <span class="keywordtype">float</span> inputSampleRate, <span class="keywordtype">int</span> adapterFlags)
cannam@0	378 <a name="l00357"></a>00357 {
cannam@0	379 <a name="l00358"></a>00358 <span class="keywordtype">string</span> libname, identifier;
cannam@0	380 <a name="l00359"></a>00359 <span class="keywordflow">if</span> (!<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#b06d720c0d53f908426ce244294d38ed">decomposePluginKey</a>(key, libname, identifier)) {
cannam@0	381 <a name="l00360"></a>00360 std::cerr << <span class="stringliteral">"Vamp::HostExt::PluginLoader: Invalid plugin key \""</span>
cannam@0	382 <a name="l00361"></a>00361 << key << <span class="stringliteral">"\" in loadPlugin"</span> << std::endl;
cannam@0	383 <a name="l00362"></a>00362 <span class="keywordflow">return</span> 0;
cannam@0	384 <a name="l00363"></a>00363 }
cannam@0	385 <a name="l00364"></a>00364
cannam@0	386 <a name="l00365"></a>00365 <span class="keywordtype">string</span> fullPath = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#aac3ed8bf770f0675e624d411dab3efb">getLibraryPathForPlugin</a>(key);
cannam@0	387 <a name="l00366"></a>00366 <span class="keywordflow">if</span> (fullPath == <span class="stringliteral">""</span>) <span class="keywordflow">return</span> 0;
cannam@0	388 <a name="l00367"></a>00367
cannam@0	389 <a name="l00368"></a>00368 <span class="keywordtype">void</span> *handle = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c0618149e415b7fd8ad782f434070752">loadLibrary</a>(fullPath);
cannam@0	390 <a name="l00369"></a>00369 <span class="keywordflow">if</span> (!handle) <span class="keywordflow">return</span> 0;
cannam@0	391 <a name="l00370"></a>00370
cannam@0	392 <a name="l00371"></a>00371 <a class="code" href="vamp_8h.html#551bb7e0d8c970c2202be5f881817478" title="Function pointer type for vampGetPluginDescriptor.">VampGetPluginDescriptorFunction</a> fn =
cannam@0	393 <a name="l00372"></a>00372 (<a class="code" href="vamp_8h.html#551bb7e0d8c970c2202be5f881817478" title="Function pointer type for vampGetPluginDescriptor.">VampGetPluginDescriptorFunction</a>)<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ec71088ca89ba77f357bde8b37b807f8">lookupInLibrary</a>
cannam@0	394 <a name="l00373"></a>00373 (handle, <span class="stringliteral">"vampGetPluginDescriptor"</span>);
cannam@0	395 <a name="l00374"></a>00374
cannam@0	396 <a name="l00375"></a>00375 <span class="keywordflow">if</span> (!fn) {
cannam@0	397 <a name="l00376"></a>00376 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">unloadLibrary</a>(handle);
cannam@0	398 <a name="l00377"></a>00377 <span class="keywordflow">return</span> 0;
cannam@0	399 <a name="l00378"></a>00378 }
cannam@0	400 <a name="l00379"></a>00379
cannam@0	401 <a name="l00380"></a>00380 <span class="keywordtype">int</span> index = 0;
cannam@0	402 <a name="l00381"></a>00381 <span class="keyword">const</span> <a class="code" href="struct__VampPluginDescriptor.html">VampPluginDescriptor</a> *descriptor = 0;
cannam@0	403 <a name="l00382"></a>00382
cannam@0	404 <a name="l00383"></a>00383 <span class="keywordflow">while</span> ((descriptor = fn(<a class="code" href="vamp_8h.html#6d6c8c755dbabf161f72712e0e2143c7" title="Plugin API version.">VAMP_API_VERSION</a>, index))) {
cannam@0	405 <a name="l00384"></a>00384
cannam@0	406 <a name="l00385"></a>00385 <span class="keywordflow">if</span> (<span class="keywordtype">string</span>(descriptor-><a class="code" href="struct__VampPluginDescriptor.html#4915ec8276749cb505c01d25a6d02219" title="Computer-usable name of the plugin.">identifier</a>) == identifier) {
cannam@0	407 <a name="l00386"></a>00386
cannam@0	408 <a name="l00387"></a>00387 <a class="code" href="classVamp_1_1PluginHostAdapter.html" title="PluginHostAdapter is a wrapper class that a Vamp host can use to make the C-language...">Vamp::PluginHostAdapter</a> *plugin =
cannam@0	409 <a name="l00388"></a>00388 <span class="keyword">new</span> <a class="code" href="classVamp_1_1PluginHostAdapter.html" title="PluginHostAdapter is a wrapper class that a Vamp host can use to make the C-language...">Vamp::PluginHostAdapter</a>(descriptor, inputSampleRate);
cannam@0	410 <a name="l00389"></a>00389
cannam@0	411 <a name="l00390"></a>00390 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> *adapter = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html">PluginDeletionNotifyAdapter</a>(plugin, <span class="keyword">this</span>);
cannam@0	412 <a name="l00391"></a>00391
cannam@0	413 <a name="l00392"></a>00392 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1c3cee03d20e669c8b9379247a222600">m_pluginLibraryHandleMap</a>[adapter] = handle;
cannam@0	414 <a name="l00393"></a>00393
cannam@0	415 <a name="l00394"></a>00394 <span class="keywordflow">if</span> (adapterFlags & <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#ff3ee11692ce25e0dfb904324cbe3494763a9a0caf512d9671b90c05c2808a09">ADAPT_INPUT_DOMAIN</a>) {
cannam@0	416 <a name="l00395"></a>00395 <span class="keywordflow">if</span> (adapter-><a class="code" href="classVamp_1_1Plugin.html#e1d317a9702cbeda65ddf0ec500c1ff6" title="Get the plugin&#39;s required input domain.">getInputDomain</a>() == <a class="code" href="classVamp_1_1Plugin.html#39cb7649d6dcc20e4cb1640cd55907bca30e7877ab33f76acbdca28607e6ab53">Plugin::FrequencyDomain</a>) {
cannam@0	417 <a name="l00396"></a>00396 adapter = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html" title="PluginInputDomainAdapter is a Vamp plugin adapter that converts time-domain input...">PluginInputDomainAdapter</a>(adapter);
cannam@0	418 <a name="l00397"></a>00397 }
cannam@0	419 <a name="l00398"></a>00398 }
cannam@0	420 <a name="l00399"></a>00399
cannam@0	421 <a name="l00400"></a>00400 <span class="keywordflow">if</span> (adapterFlags & <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#ff3ee11692ce25e0dfb904324cbe34945c0c389797922630a6b54ffd1eed21f1">ADAPT_BUFFER_SIZE</a>) {
cannam@0	422 <a name="l00401"></a>00401 adapter = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginBufferingAdapter.html" title="PluginBufferingAdapter is a Vamp plugin adapter that allows plugins to be used by...">PluginBufferingAdapter</a>(adapter);
cannam@0	423 <a name="l00402"></a>00402 }
cannam@0	424 <a name="l00403"></a>00403
cannam@0	425 <a name="l00404"></a>00404 <span class="keywordflow">if</span> (adapterFlags & <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#ff3ee11692ce25e0dfb904324cbe349454c43b85382d78e8ea8da192bce3a139">ADAPT_CHANNEL_COUNT</a>) {
cannam@0	426 <a name="l00405"></a>00405 adapter = <span class="keyword">new</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginChannelAdapter.html" title="PluginChannelAdapter is a Vamp plugin adapter that implements a policy for management...">PluginChannelAdapter</a>(adapter);
cannam@0	427 <a name="l00406"></a>00406 }
cannam@0	428 <a name="l00407"></a>00407
cannam@0	429 <a name="l00408"></a>00408 <span class="keywordflow">return</span> adapter;
cannam@0	430 <a name="l00409"></a>00409 }
cannam@0	431 <a name="l00410"></a>00410
cannam@0	432 <a name="l00411"></a>00411 ++index;
cannam@0	433 <a name="l00412"></a>00412 }
cannam@0	434 <a name="l00413"></a>00413
cannam@0	435 <a name="l00414"></a>00414 cerr << <span class="stringliteral">"Vamp::HostExt::PluginLoader: Plugin \""</span>
cannam@0	436 <a name="l00415"></a>00415 << identifier << <span class="stringliteral">"\" not found in library \""</span>
cannam@0	437 <a name="l00416"></a>00416 << fullPath << <span class="stringliteral">"\""</span> << endl;
cannam@0	438 <a name="l00417"></a>00417
cannam@0	439 <a name="l00418"></a>00418 <span class="keywordflow">return</span> 0;
cannam@0	440 <a name="l00419"></a>00419 }
cannam@0	441 <a name="l00420"></a>00420
cannam@0	442 <a name="l00421"></a>00421 <span class="keywordtype">void</span>
cannam@0	443 <a name="l00422"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#923d9ace30548d8f3cce58b4037ec9e4">00422</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#923d9ace30548d8f3cce58b4037ec9e4">PluginLoader::Impl::generateTaxonomy</a>()
cannam@0	444 <a name="l00423"></a>00423 {
cannam@0	445 <a name="l00424"></a>00424 <span class="comment">// cerr << "PluginLoader::Impl::generateTaxonomy" << endl;</span>
cannam@0	446 <a name="l00425"></a>00425
cannam@0	447 <a name="l00426"></a>00426 vector<string> path = <a class="code" href="classVamp_1_1PluginHostAdapter.html#08d7ed3a11bf4a3c30fa0f9b41a0fed6">PluginHostAdapter::getPluginPath</a>();
cannam@0	448 <a name="l00427"></a>00427 <span class="keywordtype">string</span> libfragment = <span class="stringliteral">"/lib/"</span>;
cannam@0	449 <a name="l00428"></a>00428 vector<string> catpath;
cannam@0	450 <a name="l00429"></a>00429
cannam@0	451 <a name="l00430"></a>00430 <span class="keywordtype">string</span> suffix = <span class="stringliteral">"cat"</span>;
cannam@0	452 <a name="l00431"></a>00431
cannam@0	453 <a name="l00432"></a>00432 <span class="keywordflow">for</span> (vector<string>::iterator i = path.begin();
cannam@0	454 <a name="l00433"></a>00433 i != path.end(); ++i) {
cannam@0	455 <a name="l00434"></a>00434
cannam@0	456 <a name="l00435"></a>00435 <span class="comment">// It doesn't matter that we're using literal forward-slash in</span>
cannam@0	457 <a name="l00436"></a>00436 <span class="comment">// this bit, as it's only relevant if the path contains</span>
cannam@0	458 <a name="l00437"></a>00437 <span class="comment">// "/lib/", which is only meaningful and only plausible on</span>
cannam@0	459 <a name="l00438"></a>00438 <span class="comment">// systems with forward-slash delimiters</span>
cannam@0	460 <a name="l00439"></a>00439
cannam@0	461 <a name="l00440"></a>00440 <span class="keywordtype">string</span> dir = *i;
cannam@0	462 <a name="l00441"></a>00441 string::size_type li = dir.find(libfragment);
cannam@0	463 <a name="l00442"></a>00442
cannam@0	464 <a name="l00443"></a>00443 <span class="keywordflow">if</span> (li != string::npos) {
cannam@0	465 <a name="l00444"></a>00444 catpath.push_back
cannam@0	466 <a name="l00445"></a>00445 (dir.substr(0, li)
cannam@0	467 <a name="l00446"></a>00446 + <span class="stringliteral">"/share/"</span>
cannam@0	468 <a name="l00447"></a>00447 + dir.substr(li + libfragment.length()));
cannam@0	469 <a name="l00448"></a>00448 }
cannam@0	470 <a name="l00449"></a>00449
cannam@0	471 <a name="l00450"></a>00450 catpath.push_back(dir);
cannam@0	472 <a name="l00451"></a>00451 }
cannam@0	473 <a name="l00452"></a>00452
cannam@0	474 <a name="l00453"></a>00453 <span class="keywordtype">char</span> buffer[1024];
cannam@0	475 <a name="l00454"></a>00454
cannam@0	476 <a name="l00455"></a>00455 <span class="keywordflow">for</span> (vector<string>::iterator i = catpath.begin();
cannam@0	477 <a name="l00456"></a>00456 i != catpath.end(); ++i) {
cannam@0	478 <a name="l00457"></a>00457
cannam@0	479 <a name="l00458"></a>00458 vector<string> files = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2dd3964e84bca56390cd31b079fbc01f">listFiles</a>(*i, suffix);
cannam@0	480 <a name="l00459"></a>00459
cannam@0	481 <a name="l00460"></a>00460 <span class="keywordflow">for</span> (vector<string>::iterator fi = files.begin();
cannam@0	482 <a name="l00461"></a>00461 fi != files.end(); ++fi) {
cannam@0	483 <a name="l00462"></a>00462
cannam@0	484 <a name="l00463"></a>00463 <span class="keywordtype">string</span> filepath = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#eb7a794c0a2410a81a382a08e8a0143c">splicePath</a>(i, fi);
cannam@0	485 <a name="l00464"></a>00464 ifstream is(filepath.c_str(), ifstream::in \| ifstream::binary);
cannam@0	486 <a name="l00465"></a>00465
cannam@0	487 <a name="l00466"></a>00466 <span class="keywordflow">if</span> (is.fail()) {
cannam@0	488 <a name="l00467"></a>00467 <span class="comment">// cerr << "failed to open: " << filepath << endl;</span>
cannam@0	489 <a name="l00468"></a>00468 <span class="keywordflow">continue</span>;
cannam@0	490 <a name="l00469"></a>00469 }
cannam@0	491 <a name="l00470"></a>00470
cannam@0	492 <a name="l00471"></a>00471 <span class="comment">// cerr << "opened: " << filepath << endl;</span>
cannam@0	493 <a name="l00472"></a>00472
cannam@0	494 <a name="l00473"></a>00473 <span class="keywordflow">while</span> (!!is.getline(buffer, 1024)) {
cannam@0	495 <a name="l00474"></a>00474
cannam@0	496 <a name="l00475"></a>00475 <span class="keywordtype">string</span> line(buffer);
cannam@0	497 <a name="l00476"></a>00476
cannam@0	498 <a name="l00477"></a>00477 <span class="comment">// cerr << "line = " << line << endl;</span>
cannam@0	499 <a name="l00478"></a>00478
cannam@0	500 <a name="l00479"></a>00479 string::size_type di = line.find(<span class="stringliteral">"::"</span>);
cannam@0	501 <a name="l00480"></a>00480 <span class="keywordflow">if</span> (di == string::npos) <span class="keywordflow">continue</span>;
cannam@0	502 <a name="l00481"></a>00481
cannam@0	503 <a name="l00482"></a>00482 <span class="keywordtype">string</span> <span class="keywordtype">id</span> = line.substr(0, di);
cannam@0	504 <a name="l00483"></a>00483 <span class="keywordtype">string</span> encodedCat = line.substr(di + 2);
cannam@0	505 <a name="l00484"></a>00484
cannam@0	506 <a name="l00485"></a>00485 <span class="keywordflow">if</span> (<span class="keywordtype">id</span>.substr(0, 5) != <span class="stringliteral">"vamp:"</span>) <span class="keywordflow">continue</span>;
cannam@0	507 <a name="l00486"></a>00486 <span class="keywordtype">id</span> = <span class="keywordtype">id</span>.substr(5);
cannam@0	508 <a name="l00487"></a>00487
cannam@0	509 <a name="l00488"></a>00488 <span class="keywordflow">while</span> (encodedCat.length() >= 1 &&
cannam@0	510 <a name="l00489"></a>00489 encodedCat[encodedCat.length()-1] == <span class="charliteral">'\r'</span>) {
cannam@0	511 <a name="l00490"></a>00490 encodedCat = encodedCat.substr(0, encodedCat.length()-1);
cannam@0	512 <a name="l00491"></a>00491 }
cannam@0	513 <a name="l00492"></a>00492
cannam@0	514 <a name="l00493"></a>00493 <span class="comment">// cerr << "id = " << id << ", cat = " << encodedCat << endl;</span>
cannam@0	515 <a name="l00494"></a>00494
cannam@0	516 <a name="l00495"></a>00495 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#d6a39aa0c79d8d9209eb0b8dfe9d1364" title="PluginCategoryHierarchy is a sequence of general-&gt;specific category names, as...">PluginCategoryHierarchy</a> category;
cannam@0	517 <a name="l00496"></a>00496 string::size_type ai;
cannam@0	518 <a name="l00497"></a>00497 <span class="keywordflow">while</span> ((ai = encodedCat.find(<span class="stringliteral">" > "</span>)) != string::npos) {
cannam@0	519 <a name="l00498"></a>00498 category.push_back(encodedCat.substr(0, ai));
cannam@0	520 <a name="l00499"></a>00499 encodedCat = encodedCat.substr(ai + 3);
cannam@0	521 <a name="l00500"></a>00500 }
cannam@0	522 <a name="l00501"></a>00501 <span class="keywordflow">if</span> (encodedCat != <span class="stringliteral">""</span>) category.push_back(encodedCat);
cannam@0	523 <a name="l00502"></a>00502
cannam@0	524 <a name="l00503"></a>00503 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2ba901c7e59ece349b715d4a3fec7b04">m_taxonomy</a>[id] = category;
cannam@0	525 <a name="l00504"></a>00504 }
cannam@0	526 <a name="l00505"></a>00505 }
cannam@0	527 <a name="l00506"></a>00506 }
cannam@0	528 <a name="l00507"></a>00507 }
cannam@0	529 <a name="l00508"></a>00508
cannam@0	530 <a name="l00509"></a>00509 <span class="keywordtype">void</span> *
cannam@0	531 <a name="l00510"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c0618149e415b7fd8ad782f434070752">00510</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#c0618149e415b7fd8ad782f434070752">PluginLoader::Impl::loadLibrary</a>(<span class="keywordtype">string</span> path)
cannam@0	532 <a name="l00511"></a>00511 {
cannam@0	533 <a name="l00512"></a>00512 <span class="keywordtype">void</span> *handle = 0;
cannam@0	534 <a name="l00513"></a>00513 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	535 <a name="l00514"></a>00514 <span class="preprocessor"></span> handle = LoadLibrary(path.c_str());
cannam@0	536 <a name="l00515"></a>00515 <span class="keywordflow">if</span> (!handle) {
cannam@0	537 <a name="l00516"></a>00516 cerr << <span class="stringliteral">"Vamp::HostExt::PluginLoader: Unable to load library \""</span>
cannam@0	538 <a name="l00517"></a>00517 << path << <span class="stringliteral">"\""</span> << endl;
cannam@0	539 <a name="l00518"></a>00518 }
cannam@0	540 <a name="l00519"></a>00519 <span class="preprocessor">#else</span>
cannam@0	541 <a name="l00520"></a>00520 <span class="preprocessor"></span> handle = dlopen(path.c_str(), RTLD_LAZY \| RTLD_LOCAL);
cannam@0	542 <a name="l00521"></a>00521 <span class="keywordflow">if</span> (!handle) {
cannam@0	543 <a name="l00522"></a>00522 cerr << <span class="stringliteral">"Vamp::HostExt::PluginLoader: Unable to load library \""</span>
cannam@0	544 <a name="l00523"></a>00523 << path << <span class="stringliteral">"\": "</span> << dlerror() << endl;
cannam@0	545 <a name="l00524"></a>00524 }
cannam@0	546 <a name="l00525"></a>00525 <span class="preprocessor">#endif</span>
cannam@0	547 <a name="l00526"></a>00526 <span class="preprocessor"></span> <span class="keywordflow">return</span> handle;
cannam@0	548 <a name="l00527"></a>00527 }
cannam@0	549 <a name="l00528"></a>00528
cannam@0	550 <a name="l00529"></a>00529 <span class="keywordtype">void</span>
cannam@0	551 <a name="l00530"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">00530</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">PluginLoader::Impl::unloadLibrary</a>(<span class="keywordtype">void</span> *handle)
cannam@0	552 <a name="l00531"></a>00531 {
cannam@0	553 <a name="l00532"></a>00532 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	554 <a name="l00533"></a>00533 <span class="preprocessor"></span> FreeLibrary((HINSTANCE)handle);
cannam@0	555 <a name="l00534"></a>00534 <span class="preprocessor">#else</span>
cannam@0	556 <a name="l00535"></a>00535 <span class="preprocessor"></span> dlclose(handle);
cannam@0	557 <a name="l00536"></a>00536 <span class="preprocessor">#endif</span>
cannam@0	558 <a name="l00537"></a>00537 <span class="preprocessor"></span>}
cannam@0	559 <a name="l00538"></a>00538
cannam@0	560 <a name="l00539"></a>00539 <span class="keywordtype">void</span> *
cannam@0	561 <a name="l00540"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ec71088ca89ba77f357bde8b37b807f8">00540</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#ec71088ca89ba77f357bde8b37b807f8">PluginLoader::Impl::lookupInLibrary</a>(<span class="keywordtype">void</span> handle, <span class="keyword">const</span> <span class="keywordtype">char</span> symbol)
cannam@0	562 <a name="l00541"></a>00541 {
cannam@0	563 <a name="l00542"></a>00542 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	564 <a name="l00543"></a>00543 <span class="preprocessor"></span> <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *)GetProcAddress((HINSTANCE)handle, symbol);
cannam@0	565 <a name="l00544"></a>00544 <span class="preprocessor">#else</span>
cannam@0	566 <a name="l00545"></a>00545 <span class="preprocessor"></span> <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *)dlsym(handle, symbol);
cannam@0	567 <a name="l00546"></a>00546 <span class="preprocessor">#endif</span>
cannam@0	568 <a name="l00547"></a>00547 <span class="preprocessor"></span>}
cannam@0	569 <a name="l00548"></a>00548
cannam@0	570 <a name="l00549"></a>00549 <span class="keywordtype">string</span>
cannam@0	571 <a name="l00550"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#eb7a794c0a2410a81a382a08e8a0143c">00550</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#eb7a794c0a2410a81a382a08e8a0143c">PluginLoader::Impl::splicePath</a>(<span class="keywordtype">string</span> a, <span class="keywordtype">string</span> b)
cannam@0	572 <a name="l00551"></a>00551 {
cannam@0	573 <a name="l00552"></a>00552 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	574 <a name="l00553"></a>00553 <span class="preprocessor"></span> <span class="keywordflow">return</span> a + <span class="stringliteral">"\\"</span> + b;
cannam@0	575 <a name="l00554"></a>00554 <span class="preprocessor">#else</span>
cannam@0	576 <a name="l00555"></a>00555 <span class="preprocessor"></span> <span class="keywordflow">return</span> a + <span class="stringliteral">"/"</span> + b;
cannam@0	577 <a name="l00556"></a>00556 <span class="preprocessor">#endif</span>
cannam@0	578 <a name="l00557"></a>00557 <span class="preprocessor"></span>}
cannam@0	579 <a name="l00558"></a>00558
cannam@0	580 <a name="l00559"></a>00559 vector<string>
cannam@0	581 <a name="l00560"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2dd3964e84bca56390cd31b079fbc01f">00560</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#2dd3964e84bca56390cd31b079fbc01f">PluginLoader::Impl::listFiles</a>(<span class="keywordtype">string</span> dir, <span class="keywordtype">string</span> extension)
cannam@0	582 <a name="l00561"></a>00561 {
cannam@0	583 <a name="l00562"></a>00562 vector<string> files;
cannam@0	584 <a name="l00563"></a>00563
cannam@0	585 <a name="l00564"></a>00564 <span class="preprocessor">#ifdef _WIN32</span>
cannam@0	586 <a name="l00565"></a>00565 <span class="preprocessor"></span>
cannam@0	587 <a name="l00566"></a>00566 <span class="keywordtype">string</span> expression = dir + <span class="stringliteral">"\\*."</span> + extension;
cannam@0	588 <a name="l00567"></a>00567 WIN32_FIND_DATA data;
cannam@0	589 <a name="l00568"></a>00568 HANDLE fh = FindFirstFile(expression.c_str(), &data);
cannam@0	590 <a name="l00569"></a>00569 <span class="keywordflow">if</span> (fh == INVALID_HANDLE_VALUE) <span class="keywordflow">return</span> files;
cannam@0	591 <a name="l00570"></a>00570
cannam@0	592 <a name="l00571"></a>00571 <span class="keywordtype">bool</span> ok = <span class="keyword">true</span>;
cannam@0	593 <a name="l00572"></a>00572 <span class="keywordflow">while</span> (ok) {
cannam@0	594 <a name="l00573"></a>00573 files.push_back(data.cFileName);
cannam@0	595 <a name="l00574"></a>00574 ok = FindNextFile(fh, &data);
cannam@0	596 <a name="l00575"></a>00575 }
cannam@0	597 <a name="l00576"></a>00576
cannam@0	598 <a name="l00577"></a>00577 FindClose(fh);
cannam@0	599 <a name="l00578"></a>00578
cannam@0	600 <a name="l00579"></a>00579 <span class="preprocessor">#else</span>
cannam@0	601 <a name="l00580"></a>00580 <span class="preprocessor"></span>
cannam@0	602 <a name="l00581"></a>00581 <span class="keywordtype">size_t</span> extlen = extension.length();
cannam@0	603 <a name="l00582"></a>00582 DIR *d = opendir(dir.c_str());
cannam@0	604 <a name="l00583"></a>00583 <span class="keywordflow">if</span> (!d) <span class="keywordflow">return</span> files;
cannam@0	605 <a name="l00584"></a>00584
cannam@0	606 <a name="l00585"></a>00585 <span class="keyword">struct </span>dirent *e = 0;
cannam@0	607 <a name="l00586"></a>00586 <span class="keywordflow">while</span> ((e = readdir(d))) {
cannam@0	608 <a name="l00587"></a>00587
cannam@0	609 <a name="l00588"></a>00588 <span class="keywordflow">if</span> (!e->d_name) <span class="keywordflow">continue</span>;
cannam@0	610 <a name="l00589"></a>00589
cannam@0	611 <a name="l00590"></a>00590 <span class="keywordtype">size_t</span> len = strlen(e->d_name);
cannam@0	612 <a name="l00591"></a>00591 <span class="keywordflow">if</span> (len < extlen + 2 \|\|
cannam@0	613 <a name="l00592"></a>00592 e->d_name + len - extlen - 1 != <span class="stringliteral">"."</span> + extension) {
cannam@0	614 <a name="l00593"></a>00593 <span class="keywordflow">continue</span>;
cannam@0	615 <a name="l00594"></a>00594 }
cannam@0	616 <a name="l00595"></a>00595
cannam@0	617 <a name="l00596"></a>00596 files.push_back(e->d_name);
cannam@0	618 <a name="l00597"></a>00597 }
cannam@0	619 <a name="l00598"></a>00598
cannam@0	620 <a name="l00599"></a>00599 closedir(d);
cannam@0	621 <a name="l00600"></a>00600 <span class="preprocessor">#endif</span>
cannam@0	622 <a name="l00601"></a>00601 <span class="preprocessor"></span>
cannam@0	623 <a name="l00602"></a>00602 <span class="keywordflow">return</span> files;
cannam@0	624 <a name="l00603"></a>00603 }
cannam@0	625 <a name="l00604"></a>00604
cannam@0	626 <a name="l00605"></a>00605 <span class="keywordtype">void</span>
cannam@0	627 <a name="l00606"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#e0a6e1bf07a62eb6a34a1393bc3da26c">00606</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#e0a6e1bf07a62eb6a34a1393bc3da26c">PluginLoader::Impl::pluginDeleted</a>(<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html">PluginDeletionNotifyAdapter</a> *adapter)
cannam@0	628 <a name="l00607"></a>00607 {
cannam@0	629 <a name="l00608"></a>00608 <span class="keywordtype">void</span> *handle = <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1c3cee03d20e669c8b9379247a222600">m_pluginLibraryHandleMap</a>[adapter];
cannam@0	630 <a name="l00609"></a>00609 <span class="keywordflow">if</span> (handle) <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#6a93367036f896d505f553b616e1e7aa">unloadLibrary</a>(handle);
cannam@0	631 <a name="l00610"></a>00610 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#1c3cee03d20e669c8b9379247a222600">m_pluginLibraryHandleMap</a>.erase(adapter);
cannam@0	632 <a name="l00611"></a>00611 }
cannam@0	633 <a name="l00612"></a>00612
cannam@0	634 <a name="l00613"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#80196e30ed72a4f45b4152a3991d7777">00613</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#80196e30ed72a4f45b4152a3991d7777">PluginLoader::Impl::PluginDeletionNotifyAdapter::PluginDeletionNotifyAdapter</a>(<a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction...">Plugin</a> *plugin,
cannam@0	635 <a name="l00614"></a>00614 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html">Impl</a> *loader) :
cannam@0	636 <a name="l00615"></a>00615 <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html" title="PluginWrapper is a simple base class for adapter plugins.">PluginWrapper</a>(plugin),
cannam@0	637 <a name="l00616"></a>00616 m_loader(loader)
cannam@0	638 <a name="l00617"></a>00617 {
cannam@0	639 <a name="l00618"></a>00618 }
cannam@0	640 <a name="l00619"></a>00619
cannam@0	641 <a name="l00620"></a><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#bb85c0134c354c0854f3868a60d0193f">00620</a> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#bb85c0134c354c0854f3868a60d0193f">PluginLoader::Impl::PluginDeletionNotifyAdapter::~PluginDeletionNotifyAdapter</a>()
cannam@0	642 <a name="l00621"></a>00621 {
cannam@0	643 <a name="l00622"></a>00622 <span class="comment">// We need to delete the plugin before calling pluginDeleted, as</span>
cannam@0	644 <a name="l00623"></a>00623 <span class="comment">// the delete call may require calling through to the descriptor</span>
cannam@0	645 <a name="l00624"></a>00624 <span class="comment">// (for e.g. cleanup) but pluginDeleted may unload the required</span>
cannam@0	646 <a name="l00625"></a>00625 <span class="comment">// library for the call. To prevent a double deletion when our</span>
cannam@0	647 <a name="l00626"></a>00626 <span class="comment">// parent's destructor runs (after this one), be sure to set</span>
cannam@0	648 <a name="l00627"></a>00627 <span class="comment">// m_plugin to 0 after deletion.</span>
cannam@0	649 <a name="l00628"></a>00628 <span class="keyword">delete</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html#b4e40ecd98b445e1a2aa9e7baa280ea2">m_plugin</a>;
cannam@0	650 <a name="l00629"></a>00629 <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html#b4e40ecd98b445e1a2aa9e7baa280ea2">m_plugin</a> = 0;
cannam@0	651 <a name="l00630"></a>00630
cannam@0	652 <a name="l00631"></a>00631 <span class="keywordflow">if</span> (<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#1fb8473ea9ad73b1b6a00b92345d8397">m_loader</a>) <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl_1_1PluginDeletionNotifyAdapter.html#1fb8473ea9ad73b1b6a00b92345d8397">m_loader</a>-><a class="code" href="classVamp_1_1HostExt_1_1PluginLoader_1_1Impl.html#e0a6e1bf07a62eb6a34a1393bc3da26c">pluginDeleted</a>(<span class="keyword">this</span>);
cannam@0	653 <a name="l00632"></a>00632 }
cannam@0	654 <a name="l00633"></a>00633
cannam@0	655 <a name="l00634"></a>00634 }
cannam@0	656 <a name="l00635"></a>00635
cannam@0	657 <a name="l00636"></a>00636 }
cannam@0	658 </pre></div></div>
cannam@0	659 <hr size="1"><address style="text-align: right;"><small>Generated on Wed Jul 9 11:36:07 2008 for VampPluginSDK by
cannam@0	660 <a href="http://www.doxygen.org/index.html">
cannam@0	661 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.5 </small></address>
cannam@0	662 </body>
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