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comparison code-docs/vamp-simple-host_8cpp_source.html @ 1:3c430ef1ed66 vamp-plugin-sdk-v2.3

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Add code docs from SDK 2.3
author Chris Cannam
date Tue, 04 Oct 2011 14:56:07 +0100
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children 5c2683745b33
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0:895ae8fffdb7 1:3c430ef1ed66
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31 &#160;<span id="projectnumber">2.1</span>
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75 <div class="title">vamp-simple-host.cpp</div> </div>
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78 <a href="vamp-simple-host_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>
79 <a name="l00002"></a>00002
80 <a name="l00003"></a>00003 <span class="comment">/*</span>
81 <a name="l00004"></a>00004 <span class="comment"> Vamp</span>
82 <a name="l00005"></a>00005 <span class="comment"></span>
83 <a name="l00006"></a>00006 <span class="comment"> An API for audio analysis and feature extraction plugins.</span>
84 <a name="l00007"></a>00007 <span class="comment"></span>
85 <a name="l00008"></a>00008 <span class="comment"> Centre for Digital Music, Queen Mary, University of London.</span>
86 <a name="l00009"></a>00009 <span class="comment"> Copyright 2006 Chris Cannam, copyright 2007-2008 QMUL.</span>
87 <a name="l00010"></a>00010 <span class="comment"> </span>
88 <a name="l00011"></a>00011 <span class="comment"> Permission is hereby granted, free of charge, to any person</span>
89 <a name="l00012"></a>00012 <span class="comment"> obtaining a copy of this software and associated documentation</span>
90 <a name="l00013"></a>00013 <span class="comment"> files (the &quot;Software&quot;), to deal in the Software without</span>
91 <a name="l00014"></a>00014 <span class="comment"> restriction, including without limitation the rights to use, copy,</span>
92 <a name="l00015"></a>00015 <span class="comment"> modify, merge, publish, distribute, sublicense, and/or sell copies</span>
93 <a name="l00016"></a>00016 <span class="comment"> of the Software, and to permit persons to whom the Software is</span>
94 <a name="l00017"></a>00017 <span class="comment"> furnished to do so, subject to the following conditions:</span>
95 <a name="l00018"></a>00018 <span class="comment"></span>
96 <a name="l00019"></a>00019 <span class="comment"> The above copyright notice and this permission notice shall be</span>
97 <a name="l00020"></a>00020 <span class="comment"> included in all copies or substantial portions of the Software.</span>
98 <a name="l00021"></a>00021 <span class="comment"></span>
99 <a name="l00022"></a>00022 <span class="comment"> THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND,</span>
100 <a name="l00023"></a>00023 <span class="comment"> EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span>
101 <a name="l00024"></a>00024 <span class="comment"> MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</span>
102 <a name="l00025"></a>00025 <span class="comment"> NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR</span>
103 <a name="l00026"></a>00026 <span class="comment"> ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF</span>
104 <a name="l00027"></a>00027 <span class="comment"> CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION</span>
105 <a name="l00028"></a>00028 <span class="comment"> WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</span>
106 <a name="l00029"></a>00029 <span class="comment"></span>
107 <a name="l00030"></a>00030 <span class="comment"> Except as contained in this notice, the names of the Centre for</span>
108 <a name="l00031"></a>00031 <span class="comment"> Digital Music; Queen Mary, University of London; and Chris Cannam</span>
109 <a name="l00032"></a>00032 <span class="comment"> shall not be used in advertising or otherwise to promote the sale,</span>
110 <a name="l00033"></a>00033 <span class="comment"> use or other dealings in this Software without prior written</span>
111 <a name="l00034"></a>00034 <span class="comment"> authorization.</span>
112 <a name="l00035"></a>00035 <span class="comment">*/</span>
113 <a name="l00036"></a>00036
114 <a name="l00037"></a>00037
115 <a name="l00038"></a>00038 <span class="comment">/*</span>
116 <a name="l00039"></a>00039 <span class="comment"> * This &quot;simple&quot; Vamp plugin host is no longer as simple as it was; it</span>
117 <a name="l00040"></a>00040 <span class="comment"> * now has a lot of options and includes a lot of code to handle the</span>
118 <a name="l00041"></a>00041 <span class="comment"> * various useful listing modes it supports.</span>
119 <a name="l00042"></a>00042 <span class="comment"> *</span>
120 <a name="l00043"></a>00043 <span class="comment"> * However, the runPlugin function still contains a reasonable</span>
121 <a name="l00044"></a>00044 <span class="comment"> * implementation of a fairly generic Vamp plugin host capable of</span>
122 <a name="l00045"></a>00045 <span class="comment"> * evaluating a given output on a given plugin for a sound file read</span>
123 <a name="l00046"></a>00046 <span class="comment"> * via libsndfile.</span>
124 <a name="l00047"></a>00047 <span class="comment"> */</span>
125 <a name="l00048"></a>00048
126 <a name="l00049"></a>00049 <span class="preprocessor">#include &lt;<a class="code" href="PluginHostAdapter_8h.html">vamp-hostsdk/PluginHostAdapter.h</a>&gt;</span>
127 <a name="l00050"></a>00050 <span class="preprocessor">#include &lt;<a class="code" href="PluginInputDomainAdapter_8h.html">vamp-hostsdk/PluginInputDomainAdapter.h</a>&gt;</span>
128 <a name="l00051"></a>00051 <span class="preprocessor">#include &lt;<a class="code" href="PluginLoader_8h.html">vamp-hostsdk/PluginLoader.h</a>&gt;</span>
129 <a name="l00052"></a>00052
130 <a name="l00053"></a>00053 <span class="preprocessor">#include &lt;iostream&gt;</span>
131 <a name="l00054"></a>00054 <span class="preprocessor">#include &lt;fstream&gt;</span>
132 <a name="l00055"></a>00055 <span class="preprocessor">#include &lt;set&gt;</span>
133 <a name="l00056"></a>00056 <span class="preprocessor">#include &lt;sndfile.h&gt;</span>
134 <a name="l00057"></a>00057
135 <a name="l00058"></a>00058 <span class="preprocessor">#include &lt;cstring&gt;</span>
136 <a name="l00059"></a>00059 <span class="preprocessor">#include &lt;cstdlib&gt;</span>
137 <a name="l00060"></a>00060
138 <a name="l00061"></a>00061 <span class="preprocessor">#include &quot;<a class="code" href="system_8h.html">system.h</a>&quot;</span>
139 <a name="l00062"></a>00062
140 <a name="l00063"></a>00063 <span class="preprocessor">#include &lt;cmath&gt;</span>
141 <a name="l00064"></a>00064
142 <a name="l00065"></a>00065 <span class="keyword">using namespace </span>std;
143 <a name="l00066"></a>00066
144 <a name="l00067"></a>00067 <span class="keyword">using</span> <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Vamp::Plugin</a>;
145 <a name="l00068"></a>00068 <span class="keyword">using</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 VampPluginDescri...">Vamp::PluginHostAdapter</a>;
146 <a name="l00069"></a>00069 <span class="keyword">using</span> <a class="code" href="structVamp_1_1RealTime.html" title="RealTime represents time values to nanosecond precision with accurate arithmetic and frame-rate conve...">Vamp::RealTime</a>;
147 <a name="l00070"></a>00070 <span class="keyword">using</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp plugins using the...">Vamp::HostExt::PluginLoader</a>;
148 <a name="l00071"></a>00071 <span class="keyword">using</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html" title="PluginWrapper is a simple base class for adapter plugins.">Vamp::HostExt::PluginWrapper</a>;
149 <a name="l00072"></a>00072 <span class="keyword">using</span> <a class="code" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html" title="PluginInputDomainAdapter is a Vamp plugin adapter that converts time-domain input into frequency-doma...">Vamp::HostExt::PluginInputDomainAdapter</a>;
150 <a name="l00073"></a>00073
151 <a name="l00074"></a><a class="code" href="vamp-simple-host_8cpp.html#aa8bc193818940a8954ef0e0e5a8e16d6">00074</a> <span class="preprocessor">#define HOST_VERSION &quot;1.4&quot;</span>
152 <a name="l00075"></a>00075 <span class="preprocessor"></span>
153 <a name="l00076"></a><a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313">00076</a> <span class="keyword">enum</span> <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313">Verbosity</a> {
154 <a name="l00077"></a><a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a4cf6a0dfdb6864356feab9d9ca230d16">00077</a> <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a4cf6a0dfdb6864356feab9d9ca230d16">PluginIds</a>,
155 <a name="l00078"></a><a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a30eab122efa9537df4ecb2fc27fc354e">00078</a> <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a30eab122efa9537df4ecb2fc27fc354e">PluginOutputIds</a>,
156 <a name="l00079"></a><a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">00079</a> <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>,
157 <a name="l00080"></a><a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">00080</a> <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>
158 <a name="l00081"></a>00081 };
159 <a name="l00082"></a>00082
160 <a name="l00083"></a>00083 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#a81f8bc89ed9194159bfb1f2b4d7a7ac4">printFeatures</a>(<span class="keywordtype">int</span>, <span class="keywordtype">int</span>, <span class="keywordtype">int</span>, Plugin::FeatureSet, ofstream *, <span class="keywordtype">bool</span> frames);
161 <a name="l00084"></a>00084 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#ae610372882497afdeaf180a7e53eb00b">transformInput</a>(<span class="keywordtype">float</span> *, <span class="keywordtype">size_t</span>);
162 <a name="l00085"></a>00085 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#ab40a86a032d0cf473d15fed3616ccc57">fft</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>, <span class="keywordtype">bool</span>, <span class="keywordtype">double</span> *, <span class="keywordtype">double</span> *, <span class="keywordtype">double</span> *, <span class="keywordtype">double</span> *);
163 <a name="l00086"></a>00086 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#a4767f8c142ee0b61ba414df1b0376a01">printPluginPath</a>(<span class="keywordtype">bool</span> verbose);
164 <a name="l00087"></a>00087 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#af771864c41f23e5755ed99e8ac6609a5">printPluginCategoryList</a>();
165 <a name="l00088"></a>00088 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313">Verbosity</a>);
166 <a name="l00089"></a>00089 <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#a4d02c3d9ebe7bedb3a4c3a116479e334">listPluginsInLibrary</a>(<span class="keywordtype">string</span> soname);
167 <a name="l00090"></a>00090 <span class="keywordtype">int</span> <a class="code" href="vamp-simple-host_8cpp.html#a54e0185f4b6ff507cb42c29a04f76397">runPlugin</a>(<span class="keywordtype">string</span> myname, <span class="keywordtype">string</span> soname, <span class="keywordtype">string</span> <span class="keywordtype">id</span>, <span class="keywordtype">string</span> output,
168 <a name="l00091"></a>00091 <span class="keywordtype">int</span> outputNo, <span class="keywordtype">string</span> inputFile, <span class="keywordtype">string</span> outfilename, <span class="keywordtype">bool</span> frames);
169 <a name="l00092"></a>00092
170 <a name="l00093"></a><a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">00093</a> <span class="keywordtype">void</span> <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)
171 <a name="l00094"></a>00094 {
172 <a name="l00095"></a>00095 cerr &lt;&lt; <span class="stringliteral">&quot;\n&quot;</span>
173 <a name="l00096"></a>00096 &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;: A command-line host for Vamp audio analysis plugins.\n\n&quot;</span>
174 <a name="l00097"></a>00097 <span class="stringliteral">&quot;Centre for Digital Music, Queen Mary, University of London.\n&quot;</span>
175 <a name="l00098"></a>00098 <span class="stringliteral">&quot;Copyright 2006-2009 Chris Cannam and QMUL.\n&quot;</span>
176 <a name="l00099"></a>00099 <span class="stringliteral">&quot;Freely redistributable; published under a BSD-style license.\n\n&quot;</span>
177 <a name="l00100"></a>00100 <span class="stringliteral">&quot;Usage:\n\n&quot;</span>
178 <a name="l00101"></a>00101 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; [-s] pluginlibrary[.&quot;</span> &lt;&lt; <a class="code" href="system_8h.html#a1efbc9bb9a9f2837d3f7386af8607abf">PLUGIN_SUFFIX</a> &lt;&lt; <span class="stringliteral">&quot;]:plugin[:output] file.wav [-o out.txt]\n&quot;</span>
179 <a name="l00102"></a>00102 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; [-s] pluginlibrary[.&quot;</span> &lt;&lt; <a class="code" href="system_8h.html#a1efbc9bb9a9f2837d3f7386af8607abf">PLUGIN_SUFFIX</a> &lt;&lt; <span class="stringliteral">&quot;]:plugin file.wav [outputno] [-o out.txt]\n\n&quot;</span>
180 <a name="l00103"></a>00103 <span class="stringliteral">&quot; -- Load plugin id \&quot;plugin\&quot; from \&quot;pluginlibrary\&quot; and run it on the\n&quot;</span>
181 <a name="l00104"></a>00104 <span class="stringliteral">&quot; audio data in \&quot;file.wav\&quot;, retrieving the named \&quot;output\&quot;, or output\n&quot;</span>
182 <a name="l00105"></a>00105 <span class="stringliteral">&quot; number \&quot;outputno\&quot; (the first output by default) and dumping it to\n&quot;</span>
183 <a name="l00106"></a>00106 <span class="stringliteral">&quot; standard output, or to \&quot;out.txt\&quot; if the -o option is given.\n\n&quot;</span>
184 <a name="l00107"></a>00107 <span class="stringliteral">&quot; \&quot;pluginlibrary\&quot; should be a library name, not a file path; the\n&quot;</span>
185 <a name="l00108"></a>00108 <span class="stringliteral">&quot; standard Vamp library search path will be used to locate it. If\n&quot;</span>
186 <a name="l00109"></a>00109 <span class="stringliteral">&quot; a file path is supplied, the directory part(s) will be ignored.\n\n&quot;</span>
187 <a name="l00110"></a>00110 <span class="stringliteral">&quot; If the -s option is given, results will be labelled with the audio\n&quot;</span>
188 <a name="l00111"></a>00111 <span class="stringliteral">&quot; sample frame at which they occur. Otherwise, they will be labelled\n&quot;</span>
189 <a name="l00112"></a>00112 <span class="stringliteral">&quot; with time in seconds.\n\n&quot;</span>
190 <a name="l00113"></a>00113 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; -l\n&quot;</span>
191 <a name="l00114"></a>00114 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; --list\n\n&quot;</span>
192 <a name="l00115"></a>00115 <span class="stringliteral">&quot; -- List the plugin libraries and Vamp plugins in the library search path\n&quot;</span>
193 <a name="l00116"></a>00116 <span class="stringliteral">&quot; in a verbose human-readable format.\n\n&quot;</span>
194 <a name="l00117"></a>00117 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; --list-full\n\n&quot;</span>
195 <a name="l00118"></a>00118 <span class="stringliteral">&quot; -- List all data reported by all the Vamp plugins in the library search\n&quot;</span>
196 <a name="l00119"></a>00119 <span class="stringliteral">&quot; path in a very verbose human-readable format.\n\n&quot;</span>
197 <a name="l00120"></a>00120 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; --list-ids\n\n&quot;</span>
198 <a name="l00121"></a>00121 <span class="stringliteral">&quot; -- List the plugins in the search path in a terse machine-readable format,\n&quot;</span>
199 <a name="l00122"></a>00122 <span class="stringliteral">&quot; in the form vamp:soname:identifier.\n\n&quot;</span>
200 <a name="l00123"></a>00123 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; --list-outputs\n\n&quot;</span>
201 <a name="l00124"></a>00124 <span class="stringliteral">&quot; -- List the outputs for plugins in the search path in a machine-readable\n&quot;</span>
202 <a name="l00125"></a>00125 <span class="stringliteral">&quot; format, in the form vamp:soname:identifier:output.\n\n&quot;</span>
203 <a name="l00126"></a>00126 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; --list-by-category\n\n&quot;</span>
204 <a name="l00127"></a>00127 <span class="stringliteral">&quot; -- List the plugins as a plugin index by category, in a machine-readable\n&quot;</span>
205 <a name="l00128"></a>00128 <span class="stringliteral">&quot; format. The format may change in future releases.\n\n&quot;</span>
206 <a name="l00129"></a>00129 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; -p\n\n&quot;</span>
207 <a name="l00130"></a>00130 <span class="stringliteral">&quot; -- Print out the Vamp library search path.\n\n&quot;</span>
208 <a name="l00131"></a>00131 <span class="stringliteral">&quot; &quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot; -v\n\n&quot;</span>
209 <a name="l00132"></a>00132 <span class="stringliteral">&quot; -- Display version information only.\n&quot;</span>
210 <a name="l00133"></a>00133 &lt;&lt; endl;
211 <a name="l00134"></a>00134 exit(2);
212 <a name="l00135"></a>00135 }
213 <a name="l00136"></a>00136
214 <a name="l00137"></a><a class="code" href="vamp-simple-host_8cpp.html#a3c04138a5bfe5d72780bb7e82a18e627">00137</a> <span class="keywordtype">int</span> <a class="code" href="vamp-simple-host_8cpp.html#a3c04138a5bfe5d72780bb7e82a18e627">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
215 <a name="l00138"></a>00138 {
216 <a name="l00139"></a>00139 <span class="keywordtype">char</span> *scooter = argv[0];
217 <a name="l00140"></a>00140 <span class="keywordtype">char</span> *name = 0;
218 <a name="l00141"></a>00141 <span class="keywordflow">while</span> (scooter &amp;&amp; *scooter) {
219 <a name="l00142"></a>00142 <span class="keywordflow">if</span> (*scooter == <span class="charliteral">&#39;/&#39;</span> || *scooter == <span class="charliteral">&#39;\\&#39;</span>) name = ++scooter;
220 <a name="l00143"></a>00143 <span class="keywordflow">else</span> ++scooter;
221 <a name="l00144"></a>00144 }
222 <a name="l00145"></a>00145 <span class="keywordflow">if</span> (!name || !*name) name = argv[0];
223 <a name="l00146"></a>00146
224 <a name="l00147"></a>00147 <span class="keywordflow">if</span> (argc &lt; 2) <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
225 <a name="l00148"></a>00148
226 <a name="l00149"></a>00149 <span class="keywordflow">if</span> (argc == 2) {
227 <a name="l00150"></a>00150
228 <a name="l00151"></a>00151 <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;-v&quot;</span>)) {
229 <a name="l00152"></a>00152
230 <a name="l00153"></a>00153 cout &lt;&lt; <span class="stringliteral">&quot;Simple Vamp plugin host version: &quot;</span> &lt;&lt; <a class="code" href="vamp-simple-host_8cpp.html#aa8bc193818940a8954ef0e0e5a8e16d6">HOST_VERSION</a> &lt;&lt; endl
231 <a name="l00154"></a>00154 &lt;&lt; <span class="stringliteral">&quot;Vamp API version: &quot;</span> &lt;&lt; <a class="code" href="vamp_8h.html#a6d6c8c755dbabf161f72712e0e2143c7" title="Plugin API version.">VAMP_API_VERSION</a> &lt;&lt; endl
232 <a name="l00155"></a>00155 &lt;&lt; <span class="stringliteral">&quot;Vamp SDK version: &quot;</span> &lt;&lt; <a class="code" href="vamp-sdk_2PluginBase_8h.html#a9b7a8e1ac1c91366bec5f2f33c137a2f">VAMP_SDK_VERSION</a> &lt;&lt; endl;
233 <a name="l00156"></a>00156 <span class="keywordflow">return</span> 0;
234 <a name="l00157"></a>00157
235 <a name="l00158"></a>00158 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;-l&quot;</span>) || !strcmp(argv[1], <span class="stringliteral">&quot;--list&quot;</span>)) {
236 <a name="l00159"></a>00159
237 <a name="l00160"></a>00160 <a class="code" href="vamp-simple-host_8cpp.html#a4767f8c142ee0b61ba414df1b0376a01">printPluginPath</a>(<span class="keyword">true</span>);
238 <a name="l00161"></a>00161 <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>);
239 <a name="l00162"></a>00162 <span class="keywordflow">return</span> 0;
240 <a name="l00163"></a>00163
241 <a name="l00164"></a>00164 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;--list-full&quot;</span>)) {
242 <a name="l00165"></a>00165
243 <a name="l00166"></a>00166 <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>);
244 <a name="l00167"></a>00167 <span class="keywordflow">return</span> 0;
245 <a name="l00168"></a>00168
246 <a name="l00169"></a>00169 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;-p&quot;</span>)) {
247 <a name="l00170"></a>00170
248 <a name="l00171"></a>00171 <a class="code" href="vamp-simple-host_8cpp.html#a4767f8c142ee0b61ba414df1b0376a01">printPluginPath</a>(<span class="keyword">false</span>);
249 <a name="l00172"></a>00172 <span class="keywordflow">return</span> 0;
250 <a name="l00173"></a>00173
251 <a name="l00174"></a>00174 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;--list-ids&quot;</span>)) {
252 <a name="l00175"></a>00175
253 <a name="l00176"></a>00176 <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a4cf6a0dfdb6864356feab9d9ca230d16">PluginIds</a>);
254 <a name="l00177"></a>00177 <span class="keywordflow">return</span> 0;
255 <a name="l00178"></a>00178
256 <a name="l00179"></a>00179 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;--list-outputs&quot;</span>)) {
257 <a name="l00180"></a>00180
258 <a name="l00181"></a>00181 <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a30eab122efa9537df4ecb2fc27fc354e">PluginOutputIds</a>);
259 <a name="l00182"></a>00182 <span class="keywordflow">return</span> 0;
260 <a name="l00183"></a>00183
261 <a name="l00184"></a>00184 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;--list-by-category&quot;</span>)) {
262 <a name="l00185"></a>00185
263 <a name="l00186"></a>00186 <a class="code" href="vamp-simple-host_8cpp.html#af771864c41f23e5755ed99e8ac6609a5">printPluginCategoryList</a>();
264 <a name="l00187"></a>00187 <span class="keywordflow">return</span> 0;
265 <a name="l00188"></a>00188
266 <a name="l00189"></a>00189 } <span class="keywordflow">else</span> <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
267 <a name="l00190"></a>00190 }
268 <a name="l00191"></a>00191
269 <a name="l00192"></a>00192 <span class="keywordflow">if</span> (argc &lt; 3) <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
270 <a name="l00193"></a>00193
271 <a name="l00194"></a>00194 <span class="keywordtype">bool</span> useFrames = <span class="keyword">false</span>;
272 <a name="l00195"></a>00195
273 <a name="l00196"></a>00196 <span class="keywordtype">int</span> base = 1;
274 <a name="l00197"></a>00197 <span class="keywordflow">if</span> (!strcmp(argv[1], <span class="stringliteral">&quot;-s&quot;</span>)) {
275 <a name="l00198"></a>00198 useFrames = <span class="keyword">true</span>;
276 <a name="l00199"></a>00199 base = 2;
277 <a name="l00200"></a>00200 }
278 <a name="l00201"></a>00201
279 <a name="l00202"></a>00202 <span class="keywordtype">string</span> soname = argv[base];
280 <a name="l00203"></a>00203 <span class="keywordtype">string</span> wavname = argv[base+1];
281 <a name="l00204"></a>00204 <span class="keywordtype">string</span> plugid = <span class="stringliteral">&quot;&quot;</span>;
282 <a name="l00205"></a>00205 <span class="keywordtype">string</span> output = <span class="stringliteral">&quot;&quot;</span>;
283 <a name="l00206"></a>00206 <span class="keywordtype">int</span> outputNo = -1;
284 <a name="l00207"></a>00207 <span class="keywordtype">string</span> outfilename;
285 <a name="l00208"></a>00208
286 <a name="l00209"></a>00209 <span class="keywordflow">if</span> (argc &gt;= base+3) {
287 <a name="l00210"></a>00210
288 <a name="l00211"></a>00211 <span class="keywordtype">int</span> idx = base+2;
289 <a name="l00212"></a>00212
290 <a name="l00213"></a>00213 <span class="keywordflow">if</span> (isdigit(*argv[idx])) {
291 <a name="l00214"></a>00214 outputNo = atoi(argv[idx++]);
292 <a name="l00215"></a>00215 }
293 <a name="l00216"></a>00216
294 <a name="l00217"></a>00217 <span class="keywordflow">if</span> (argc == idx + 2) {
295 <a name="l00218"></a>00218 <span class="keywordflow">if</span> (!strcmp(argv[idx], <span class="stringliteral">&quot;-o&quot;</span>)) {
296 <a name="l00219"></a>00219 outfilename = argv[idx+1];
297 <a name="l00220"></a>00220 } <span class="keywordflow">else</span> <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
298 <a name="l00221"></a>00221 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (argc != idx) {
299 <a name="l00222"></a>00222 (<a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name));
300 <a name="l00223"></a>00223 }
301 <a name="l00224"></a>00224 }
302 <a name="l00225"></a>00225
303 <a name="l00226"></a>00226 cerr &lt;&lt; endl &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;: Running...&quot;</span> &lt;&lt; endl;
304 <a name="l00227"></a>00227
305 <a name="l00228"></a>00228 cerr &lt;&lt; <span class="stringliteral">&quot;Reading file: \&quot;&quot;</span> &lt;&lt; wavname &lt;&lt; <span class="stringliteral">&quot;\&quot;, writing to &quot;</span>;
306 <a name="l00229"></a>00229 <span class="keywordflow">if</span> (outfilename == <span class="stringliteral">&quot;&quot;</span>) {
307 <a name="l00230"></a>00230 cerr &lt;&lt; <span class="stringliteral">&quot;standard output&quot;</span> &lt;&lt; endl;
308 <a name="l00231"></a>00231 } <span class="keywordflow">else</span> {
309 <a name="l00232"></a>00232 cerr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; outfilename &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
310 <a name="l00233"></a>00233 }
311 <a name="l00234"></a>00234
312 <a name="l00235"></a>00235 string::size_type sep = soname.find(<span class="charliteral">&#39;:&#39;</span>);
313 <a name="l00236"></a>00236
314 <a name="l00237"></a>00237 <span class="keywordflow">if</span> (sep != string::npos) {
315 <a name="l00238"></a>00238 plugid = soname.substr(sep + 1);
316 <a name="l00239"></a>00239 soname = soname.substr(0, sep);
317 <a name="l00240"></a>00240
318 <a name="l00241"></a>00241 sep = plugid.find(<span class="charliteral">&#39;:&#39;</span>);
319 <a name="l00242"></a>00242 <span class="keywordflow">if</span> (sep != string::npos) {
320 <a name="l00243"></a>00243 output = plugid.substr(sep + 1);
321 <a name="l00244"></a>00244 plugid = plugid.substr(0, sep);
322 <a name="l00245"></a>00245 }
323 <a name="l00246"></a>00246 }
324 <a name="l00247"></a>00247
325 <a name="l00248"></a>00248 <span class="keywordflow">if</span> (plugid == <span class="stringliteral">&quot;&quot;</span>) {
326 <a name="l00249"></a>00249 <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
327 <a name="l00250"></a>00250 }
328 <a name="l00251"></a>00251
329 <a name="l00252"></a>00252 <span class="keywordflow">if</span> (output != <span class="stringliteral">&quot;&quot;</span> &amp;&amp; outputNo != -1) {
330 <a name="l00253"></a>00253 <a class="code" href="vamp-simple-host_8cpp.html#a7cac13da282785878351e0a820104851">usage</a>(name);
331 <a name="l00254"></a>00254 }
332 <a name="l00255"></a>00255
333 <a name="l00256"></a>00256 <span class="keywordflow">if</span> (output == <span class="stringliteral">&quot;&quot;</span> &amp;&amp; outputNo == -1) {
334 <a name="l00257"></a>00257 outputNo = 0;
335 <a name="l00258"></a>00258 }
336 <a name="l00259"></a>00259
337 <a name="l00260"></a>00260 <span class="keywordflow">return</span> <a class="code" href="vamp-simple-host_8cpp.html#a54e0185f4b6ff507cb42c29a04f76397">runPlugin</a>(name, soname, plugid, output, outputNo,
338 <a name="l00261"></a>00261 wavname, outfilename, useFrames);
339 <a name="l00262"></a>00262 }
340 <a name="l00263"></a>00263
341 <a name="l00264"></a>00264
342 <a name="l00265"></a><a class="code" href="vamp-simple-host_8cpp.html#a54e0185f4b6ff507cb42c29a04f76397">00265</a> <span class="keywordtype">int</span> <a class="code" href="vamp-simple-host_8cpp.html#a54e0185f4b6ff507cb42c29a04f76397">runPlugin</a>(<span class="keywordtype">string</span> myname, <span class="keywordtype">string</span> soname, <span class="keywordtype">string</span> <span class="keywordtype">id</span>,
343 <a name="l00266"></a>00266 <span class="keywordtype">string</span> output, <span class="keywordtype">int</span> outputNo, <span class="keywordtype">string</span> wavname,
344 <a name="l00267"></a>00267 <span class="keywordtype">string</span> outfilename, <span class="keywordtype">bool</span> useFrames)
345 <a name="l00268"></a>00268 {
346 <a name="l00269"></a>00269 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp plugins using the...">PluginLoader</a> *loader = PluginLoader::getInstance();
347 <a name="l00270"></a>00270
348 <a name="l00271"></a>00271 PluginLoader::PluginKey key = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#acc6865d27825c100d7b6f9ed6ecf5207" title="Given a Vamp plugin library name and plugin identifier, return the corresponding plugin key in a form...">composePluginKey</a>(soname, <span class="keywordtype">id</span>);
349 <a name="l00272"></a>00272
350 <a name="l00273"></a>00273 SNDFILE *sndfile;
351 <a name="l00274"></a>00274 SF_INFO sfinfo;
352 <a name="l00275"></a>00275 memset(&amp;sfinfo, 0, <span class="keyword">sizeof</span>(SF_INFO));
353 <a name="l00276"></a>00276
354 <a name="l00277"></a>00277 sndfile = sf_open(wavname.c_str(), SFM_READ, &amp;sfinfo);
355 <a name="l00278"></a>00278 <span class="keywordflow">if</span> (!sndfile) {
356 <a name="l00279"></a>00279 cerr &lt;&lt; myname &lt;&lt; <span class="stringliteral">&quot;: ERROR: Failed to open input file \&quot;&quot;</span>
357 <a name="l00280"></a>00280 &lt;&lt; wavname &lt;&lt; <span class="stringliteral">&quot;\&quot;: &quot;</span> &lt;&lt; sf_strerror(sndfile) &lt;&lt; endl;
358 <a name="l00281"></a>00281 <span class="keywordflow">return</span> 1;
359 <a name="l00282"></a>00282 }
360 <a name="l00283"></a>00283
361 <a name="l00284"></a>00284 ofstream *out = 0;
362 <a name="l00285"></a>00285 <span class="keywordflow">if</span> (outfilename != <span class="stringliteral">&quot;&quot;</span>) {
363 <a name="l00286"></a>00286 out = <span class="keyword">new</span> ofstream(outfilename.c_str(), ios::out);
364 <a name="l00287"></a>00287 <span class="keywordflow">if</span> (!*out) {
365 <a name="l00288"></a>00288 cerr &lt;&lt; myname &lt;&lt; <span class="stringliteral">&quot;: ERROR: Failed to open output file \&quot;&quot;</span>
366 <a name="l00289"></a>00289 &lt;&lt; outfilename &lt;&lt; <span class="stringliteral">&quot;\&quot; for writing&quot;</span> &lt;&lt; endl;
367 <a name="l00290"></a>00290 <span class="keyword">delete</span> out;
368 <a name="l00291"></a>00291 <span class="keywordflow">return</span> 1;
369 <a name="l00292"></a>00292 }
370 <a name="l00293"></a>00293 }
371 <a name="l00294"></a>00294
372 <a name="l00295"></a>00295 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Plugin</a> *plugin = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a964689eb9688cd7e58e8c82ebb0d305f" title="Load a Vamp plugin, given its identifying key.">loadPlugin</a>
373 <a name="l00296"></a>00296 (key, sfinfo.samplerate, PluginLoader::ADAPT_ALL_SAFE);
374 <a name="l00297"></a>00297 <span class="keywordflow">if</span> (!plugin) {
375 <a name="l00298"></a>00298 cerr &lt;&lt; myname &lt;&lt; <span class="stringliteral">&quot;: ERROR: Failed to load plugin \&quot;&quot;</span> &lt;&lt; <span class="keywordtype">id</span>
376 <a name="l00299"></a>00299 &lt;&lt; <span class="stringliteral">&quot;\&quot; from library \&quot;&quot;</span> &lt;&lt; soname &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
377 <a name="l00300"></a>00300 sf_close(sndfile);
378 <a name="l00301"></a>00301 <span class="keywordflow">if</span> (out) {
379 <a name="l00302"></a>00302 out-&gt;close();
380 <a name="l00303"></a>00303 <span class="keyword">delete</span> out;
381 <a name="l00304"></a>00304 }
382 <a name="l00305"></a>00305 <span class="keywordflow">return</span> 1;
383 <a name="l00306"></a>00306 }
384 <a name="l00307"></a>00307
385 <a name="l00308"></a>00308 cerr &lt;&lt; <span class="stringliteral">&quot;Running plugin: \&quot;&quot;</span> &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#ad1c6dfc77aa03d937a885b7f08258f4a" title="Get the computer-usable name of the plugin.">getIdentifier</a>() &lt;&lt; <span class="stringliteral">&quot;\&quot;...&quot;</span> &lt;&lt; endl;
386 <a name="l00309"></a>00309
387 <a name="l00310"></a>00310 <span class="comment">// Note that the following would be much simpler if we used a</span>
388 <a name="l00311"></a>00311 <span class="comment">// PluginBufferingAdapter as well -- i.e. if we had passed</span>
389 <a name="l00312"></a>00312 <span class="comment">// PluginLoader::ADAPT_ALL to loader-&gt;loadPlugin() above, instead</span>
390 <a name="l00313"></a>00313 <span class="comment">// of ADAPT_ALL_SAFE. Then we could simply specify our own block</span>
391 <a name="l00314"></a>00314 <span class="comment">// size, keep the step size equal to the block size, and ignore</span>
392 <a name="l00315"></a>00315 <span class="comment">// the plugin&#39;s bleatings. However, there are some issues with</span>
393 <a name="l00316"></a>00316 <span class="comment">// using a PluginBufferingAdapter that make the results sometimes</span>
394 <a name="l00317"></a>00317 <span class="comment">// technically different from (if effectively the same as) the</span>
395 <a name="l00318"></a>00318 <span class="comment">// un-adapted plugin, so we aren&#39;t doing that here. See the</span>
396 <a name="l00319"></a>00319 <span class="comment">// PluginBufferingAdapter documentation for details.</span>
397 <a name="l00320"></a>00320
398 <a name="l00321"></a>00321 <span class="keywordtype">int</span> blockSize = plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#aa529adf83f87a603954eb31407602aac" title="Get the preferred block size (window size -- the number of sample frames passed in each block to the ...">getPreferredBlockSize</a>();
399 <a name="l00322"></a>00322 <span class="keywordtype">int</span> stepSize = plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a514c716c22f81c055f19b56c3f882567" title="Get the preferred step size (window increment -- the distance in sample frames between the start fram...">getPreferredStepSize</a>();
400 <a name="l00323"></a>00323
401 <a name="l00324"></a>00324 <span class="keywordflow">if</span> (blockSize == 0) {
402 <a name="l00325"></a>00325 blockSize = 1024;
403 <a name="l00326"></a>00326 }
404 <a name="l00327"></a>00327 <span class="keywordflow">if</span> (stepSize == 0) {
405 <a name="l00328"></a>00328 <span class="keywordflow">if</span> (plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ae1d317a9702cbeda65ddf0ec500c1ff6" title="Get the plugin&#39;s required input domain.">getInputDomain</a>() == Plugin::FrequencyDomain) {
406 <a name="l00329"></a>00329 stepSize = blockSize/2;
407 <a name="l00330"></a>00330 } <span class="keywordflow">else</span> {
408 <a name="l00331"></a>00331 stepSize = blockSize;
409 <a name="l00332"></a>00332 }
410 <a name="l00333"></a>00333 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (stepSize &gt; blockSize) {
411 <a name="l00334"></a>00334 cerr &lt;&lt; <span class="stringliteral">&quot;WARNING: stepSize &quot;</span> &lt;&lt; stepSize &lt;&lt; <span class="stringliteral">&quot; &gt; blockSize &quot;</span> &lt;&lt; blockSize &lt;&lt; <span class="stringliteral">&quot;, resetting blockSize to &quot;</span>;
412 <a name="l00335"></a>00335 <span class="keywordflow">if</span> (plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ae1d317a9702cbeda65ddf0ec500c1ff6" title="Get the plugin&#39;s required input domain.">getInputDomain</a>() == Plugin::FrequencyDomain) {
413 <a name="l00336"></a>00336 blockSize = stepSize * 2;
414 <a name="l00337"></a>00337 } <span class="keywordflow">else</span> {
415 <a name="l00338"></a>00338 blockSize = stepSize;
416 <a name="l00339"></a>00339 }
417 <a name="l00340"></a>00340 cerr &lt;&lt; blockSize &lt;&lt; endl;
418 <a name="l00341"></a>00341 }
419 <a name="l00342"></a>00342 <span class="keywordtype">int</span> overlapSize = blockSize - stepSize;
420 <a name="l00343"></a>00343 sf_count_t currentStep = 0;
421 <a name="l00344"></a>00344 <span class="keywordtype">int</span> finalStepsRemaining = max(1, (blockSize / stepSize) - 1); <span class="comment">// at end of file, this many part-silent frames needed after we hit EOF</span>
422 <a name="l00345"></a>00345
423 <a name="l00346"></a>00346 <span class="keywordtype">int</span> channels = sfinfo.channels;
424 <a name="l00347"></a>00347
425 <a name="l00348"></a>00348 <span class="keywordtype">float</span> *filebuf = <span class="keyword">new</span> <span class="keywordtype">float</span>[blockSize * channels];
426 <a name="l00349"></a>00349 <span class="keywordtype">float</span> **plugbuf = <span class="keyword">new</span> <span class="keywordtype">float</span>*[channels];
427 <a name="l00350"></a>00350 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c = 0; c &lt; channels; ++c) plugbuf[c] = <span class="keyword">new</span> <span class="keywordtype">float</span>[blockSize + 2];
428 <a name="l00351"></a>00351
429 <a name="l00352"></a>00352 cerr &lt;&lt; <span class="stringliteral">&quot;Using block size = &quot;</span> &lt;&lt; blockSize &lt;&lt; <span class="stringliteral">&quot;, step size = &quot;</span>
430 <a name="l00353"></a>00353 &lt;&lt; stepSize &lt;&lt; endl;
431 <a name="l00354"></a>00354
432 <a name="l00355"></a>00355 <span class="comment">// The channel queries here are for informational purposes only --</span>
433 <a name="l00356"></a>00356 <span class="comment">// a PluginChannelAdapter is being used automatically behind the</span>
434 <a name="l00357"></a>00357 <span class="comment">// scenes, and it will take case of any channel mismatch</span>
435 <a name="l00358"></a>00358
436 <a name="l00359"></a>00359 <span class="keywordtype">int</span> minch = plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a267b42e866df3cf0d190893e8096f525" title="Get the minimum supported number of input channels.">getMinChannelCount</a>();
437 <a name="l00360"></a>00360 <span class="keywordtype">int</span> maxch = plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a2c5ab12b6fa4847cb244bd1e9cb3ae5e" title="Get the maximum supported number of input channels.">getMaxChannelCount</a>();
438 <a name="l00361"></a>00361 cerr &lt;&lt; <span class="stringliteral">&quot;Plugin accepts &quot;</span> &lt;&lt; minch &lt;&lt; <span class="stringliteral">&quot; -&gt; &quot;</span> &lt;&lt; maxch &lt;&lt; <span class="stringliteral">&quot; channel(s)&quot;</span> &lt;&lt; endl;
439 <a name="l00362"></a>00362 cerr &lt;&lt; <span class="stringliteral">&quot;Sound file has &quot;</span> &lt;&lt; channels &lt;&lt; <span class="stringliteral">&quot; (will mix/augment if necessary)&quot;</span> &lt;&lt; endl;
440 <a name="l00363"></a>00363
441 <a name="l00364"></a>00364 Plugin::OutputList outputs = plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ad064d5d132b5c9bd7064f429c3309e35" title="Get the outputs of this plugin.">getOutputDescriptors</a>();
442 <a name="l00365"></a>00365 Plugin::OutputDescriptor od;
443 <a name="l00366"></a>00366
444 <a name="l00367"></a>00367 <span class="keywordtype">int</span> returnValue = 1;
445 <a name="l00368"></a>00368 <span class="keywordtype">int</span> progress = 0;
446 <a name="l00369"></a>00369
447 <a name="l00370"></a>00370 <a class="code" href="structVamp_1_1RealTime.html" title="RealTime represents time values to nanosecond precision with accurate arithmetic and frame-rate conve...">RealTime</a> rt;
448 <a name="l00371"></a>00371 <a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html" title="PluginWrapper is a simple base class for adapter plugins.">PluginWrapper</a> *wrapper = 0;
449 <a name="l00372"></a>00372 <a class="code" href="structVamp_1_1RealTime.html" title="RealTime represents time values to nanosecond precision with accurate arithmetic and frame-rate conve...">RealTime</a> adjustment = RealTime::zeroTime;
450 <a name="l00373"></a>00373
451 <a name="l00374"></a>00374 <span class="keywordflow">if</span> (outputs.empty()) {
452 <a name="l00375"></a>00375 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: Plugin has no outputs!&quot;</span> &lt;&lt; endl;
453 <a name="l00376"></a>00376 <span class="keywordflow">goto</span> done;
454 <a name="l00377"></a>00377 }
455 <a name="l00378"></a>00378
456 <a name="l00379"></a>00379 <span class="keywordflow">if</span> (outputNo &lt; 0) {
457 <a name="l00380"></a>00380
458 <a name="l00381"></a>00381 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> oi = 0; oi &lt; outputs.size(); ++oi) {
459 <a name="l00382"></a>00382 <span class="keywordflow">if</span> (outputs[oi].identifier == output) {
460 <a name="l00383"></a>00383 outputNo = oi;
461 <a name="l00384"></a>00384 <span class="keywordflow">break</span>;
462 <a name="l00385"></a>00385 }
463 <a name="l00386"></a>00386 }
464 <a name="l00387"></a>00387
465 <a name="l00388"></a>00388 <span class="keywordflow">if</span> (outputNo &lt; 0) {
466 <a name="l00389"></a>00389 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: Non-existent output \&quot;&quot;</span> &lt;&lt; output &lt;&lt; <span class="stringliteral">&quot;\&quot; requested&quot;</span> &lt;&lt; endl;
467 <a name="l00390"></a>00390 <span class="keywordflow">goto</span> done;
468 <a name="l00391"></a>00391 }
469 <a name="l00392"></a>00392
470 <a name="l00393"></a>00393 } <span class="keywordflow">else</span> {
471 <a name="l00394"></a>00394
472 <a name="l00395"></a>00395 <span class="keywordflow">if</span> (<span class="keywordtype">int</span>(outputs.size()) &lt;= outputNo) {
473 <a name="l00396"></a>00396 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: Output &quot;</span> &lt;&lt; outputNo &lt;&lt; <span class="stringliteral">&quot; requested, but plugin has only &quot;</span> &lt;&lt; outputs.size() &lt;&lt; <span class="stringliteral">&quot; output(s)&quot;</span> &lt;&lt; endl;
474 <a name="l00397"></a>00397 <span class="keywordflow">goto</span> done;
475 <a name="l00398"></a>00398 }
476 <a name="l00399"></a>00399 }
477 <a name="l00400"></a>00400
478 <a name="l00401"></a>00401 od = outputs[outputNo];
479 <a name="l00402"></a>00402 cerr &lt;&lt; <span class="stringliteral">&quot;Output is: \&quot;&quot;</span> &lt;&lt; od.identifier &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
480 <a name="l00403"></a>00403
481 <a name="l00404"></a>00404 <span class="keywordflow">if</span> (!plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#af26212cf5fc511b603a8b48034247822" title="Initialise a plugin to prepare it for use with the given number of input channels, step size (window increment, in sample frames) and block size (window size, in sample frames).">initialise</a>(channels, stepSize, blockSize)) {
482 <a name="l00405"></a>00405 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: Plugin initialise (channels = &quot;</span> &lt;&lt; channels
483 <a name="l00406"></a>00406 &lt;&lt; <span class="stringliteral">&quot;, stepSize = &quot;</span> &lt;&lt; stepSize &lt;&lt; <span class="stringliteral">&quot;, blockSize = &quot;</span>
484 <a name="l00407"></a>00407 &lt;&lt; blockSize &lt;&lt; <span class="stringliteral">&quot;) failed.&quot;</span> &lt;&lt; endl;
485 <a name="l00408"></a>00408 <span class="keywordflow">goto</span> done;
486 <a name="l00409"></a>00409 }
487 <a name="l00410"></a>00410
488 <a name="l00411"></a>00411 wrapper = <span class="keyword">dynamic_cast&lt;</span><a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html" title="PluginWrapper is a simple base class for adapter plugins.">PluginWrapper</a> *<span class="keyword">&gt;</span>(plugin);
489 <a name="l00412"></a>00412 <span class="keywordflow">if</span> (wrapper) {
490 <a name="l00413"></a>00413 <span class="comment">// See documentation for</span>
491 <a name="l00414"></a>00414 <span class="comment">// PluginInputDomainAdapter::getTimestampAdjustment</span>
492 <a name="l00415"></a>00415 <a class="code" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html" title="PluginInputDomainAdapter is a Vamp plugin adapter that converts time-domain input into frequency-doma...">PluginInputDomainAdapter</a> *ida =
493 <a name="l00416"></a>00416 wrapper-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginWrapper.html#a653d0308e8e34881a8749b7631d00f05" title="Return a pointer to the plugin wrapper of type WrapperType surrounding this wrapper&#39;s plugin...">getWrapper</a>&lt;<a class="code" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html" title="PluginInputDomainAdapter is a Vamp plugin adapter that converts time-domain input into frequency-doma...">PluginInputDomainAdapter</a>&gt;();
494 <a name="l00417"></a>00417 <span class="keywordflow">if</span> (ida) adjustment = ida-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginInputDomainAdapter.html#ac1ab6af0fcda0a4c3f050c54b2db4769" title="Return the amount by which the timestamps supplied to process() are being incremented when they are p...">getTimestampAdjustment</a>();
495 <a name="l00418"></a>00418 }
496 <a name="l00419"></a>00419
497 <a name="l00420"></a>00420 <span class="comment">// Here we iterate over the frames, avoiding asking the numframes in case it&#39;s streaming input.</span>
498 <a name="l00421"></a>00421 <span class="keywordflow">do</span> {
499 <a name="l00422"></a>00422
500 <a name="l00423"></a>00423 <span class="keywordtype">int</span> count;
501 <a name="l00424"></a>00424
502 <a name="l00425"></a>00425 <span class="keywordflow">if</span> ((blockSize==stepSize) || (currentStep==0)) {
503 <a name="l00426"></a>00426 <span class="comment">// read a full fresh block</span>
504 <a name="l00427"></a>00427 <span class="keywordflow">if</span> ((count = sf_readf_float(sndfile, filebuf, blockSize)) &lt; 0) {
505 <a name="l00428"></a>00428 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: sf_readf_float failed: &quot;</span> &lt;&lt; sf_strerror(sndfile) &lt;&lt; endl;
506 <a name="l00429"></a>00429 <span class="keywordflow">break</span>;
507 <a name="l00430"></a>00430 }
508 <a name="l00431"></a>00431 <span class="keywordflow">if</span> (count != blockSize) --finalStepsRemaining;
509 <a name="l00432"></a>00432 } <span class="keywordflow">else</span> {
510 <a name="l00433"></a>00433 <span class="comment">// otherwise shunt the existing data down and read the remainder.</span>
511 <a name="l00434"></a>00434 memmove(filebuf, filebuf + (stepSize * channels), overlapSize * channels * <span class="keyword">sizeof</span>(<span class="keywordtype">float</span>));
512 <a name="l00435"></a>00435 <span class="keywordflow">if</span> ((count = sf_readf_float(sndfile, filebuf + (overlapSize * channels), stepSize)) &lt; 0) {
513 <a name="l00436"></a>00436 cerr &lt;&lt; <span class="stringliteral">&quot;ERROR: sf_readf_float failed: &quot;</span> &lt;&lt; sf_strerror(sndfile) &lt;&lt; endl;
514 <a name="l00437"></a>00437 <span class="keywordflow">break</span>;
515 <a name="l00438"></a>00438 }
516 <a name="l00439"></a>00439 <span class="keywordflow">if</span> (count != stepSize) --finalStepsRemaining;
517 <a name="l00440"></a>00440 count += overlapSize;
518 <a name="l00441"></a>00441 }
519 <a name="l00442"></a>00442
520 <a name="l00443"></a>00443 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> c = 0; c &lt; channels; ++c) {
521 <a name="l00444"></a>00444 <span class="keywordtype">int</span> j = 0;
522 <a name="l00445"></a>00445 <span class="keywordflow">while</span> (j &lt; count) {
523 <a name="l00446"></a>00446 plugbuf[c][j] = filebuf[j * sfinfo.channels + c];
524 <a name="l00447"></a>00447 ++j;
525 <a name="l00448"></a>00448 }
526 <a name="l00449"></a>00449 <span class="keywordflow">while</span> (j &lt; blockSize) {
527 <a name="l00450"></a>00450 plugbuf[c][j] = 0.0f;
528 <a name="l00451"></a>00451 ++j;
529 <a name="l00452"></a>00452 }
530 <a name="l00453"></a>00453 }
531 <a name="l00454"></a>00454
532 <a name="l00455"></a>00455 rt = RealTime::frame2RealTime(currentStep * stepSize, sfinfo.samplerate);
533 <a name="l00456"></a>00456
534 <a name="l00457"></a>00457 <a class="code" href="vamp-simple-host_8cpp.html#a81f8bc89ed9194159bfb1f2b4d7a7ac4">printFeatures</a>
535 <a name="l00458"></a>00458 (RealTime::realTime2Frame(rt + adjustment, sfinfo.samplerate),
536 <a name="l00459"></a>00459 sfinfo.samplerate, outputNo, plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ae4aed3bebfe80a2e2fccd3d37af26996" title="Process a single block of input data.">process</a>(plugbuf, rt),
537 <a name="l00460"></a>00460 out, useFrames);
538 <a name="l00461"></a>00461
539 <a name="l00462"></a>00462 <span class="keywordflow">if</span> (sfinfo.frames &gt; 0){
540 <a name="l00463"></a>00463 <span class="keywordtype">int</span> pp = progress;
541 <a name="l00464"></a>00464 progress = lrintf((<span class="keywordtype">float</span>(currentStep * stepSize) / sfinfo.frames) * 100.f);
542 <a name="l00465"></a>00465 <span class="keywordflow">if</span> (progress != pp &amp;&amp; out) {
543 <a name="l00466"></a>00466 cerr &lt;&lt; <span class="stringliteral">&quot;\r&quot;</span> &lt;&lt; progress &lt;&lt; <span class="stringliteral">&quot;%&quot;</span>;
544 <a name="l00467"></a>00467 }
545 <a name="l00468"></a>00468 }
546 <a name="l00469"></a>00469
547 <a name="l00470"></a>00470 ++currentStep;
548 <a name="l00471"></a>00471
549 <a name="l00472"></a>00472 } <span class="keywordflow">while</span> (finalStepsRemaining &gt; 0);
550 <a name="l00473"></a>00473
551 <a name="l00474"></a>00474 <span class="keywordflow">if</span> (out) cerr &lt;&lt; <span class="stringliteral">&quot;\rDone&quot;</span> &lt;&lt; endl;
552 <a name="l00475"></a>00475
553 <a name="l00476"></a>00476 rt = RealTime::frame2RealTime(currentStep * stepSize, sfinfo.samplerate);
554 <a name="l00477"></a>00477
555 <a name="l00478"></a>00478 <a class="code" href="vamp-simple-host_8cpp.html#a81f8bc89ed9194159bfb1f2b4d7a7ac4">printFeatures</a>(RealTime::realTime2Frame(rt + adjustment, sfinfo.samplerate),
556 <a name="l00479"></a>00479 sfinfo.samplerate, outputNo,
557 <a name="l00480"></a>00480 plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#aeca2a26e658ba0314ba90d25dd2195d6" title="After all blocks have been processed, calculate and return any remaining features derived from the co...">getRemainingFeatures</a>(), out, useFrames);
558 <a name="l00481"></a>00481
559 <a name="l00482"></a>00482 returnValue = 0;
560 <a name="l00483"></a>00483
561 <a name="l00484"></a>00484 done:
562 <a name="l00485"></a>00485 <span class="keyword">delete</span> plugin;
563 <a name="l00486"></a>00486 <span class="keywordflow">if</span> (out) {
564 <a name="l00487"></a>00487 out-&gt;close();
565 <a name="l00488"></a>00488 <span class="keyword">delete</span> out;
566 <a name="l00489"></a>00489 }
567 <a name="l00490"></a>00490 sf_close(sndfile);
568 <a name="l00491"></a>00491 <span class="keywordflow">return</span> returnValue;
569 <a name="l00492"></a>00492 }
570 <a name="l00493"></a>00493
571 <a name="l00494"></a>00494 <span class="keywordtype">void</span>
572 <a name="l00495"></a><a class="code" href="vamp-simple-host_8cpp.html#a81f8bc89ed9194159bfb1f2b4d7a7ac4">00495</a> <a class="code" href="vamp-simple-host_8cpp.html#a81f8bc89ed9194159bfb1f2b4d7a7ac4">printFeatures</a>(<span class="keywordtype">int</span> frame, <span class="keywordtype">int</span> sr, <span class="keywordtype">int</span> output,
573 <a name="l00496"></a>00496 Plugin::FeatureSet features, ofstream *out, <span class="keywordtype">bool</span> useFrames)
574 <a name="l00497"></a>00497 {
575 <a name="l00498"></a>00498 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; features[output].size(); ++i) {
576 <a name="l00499"></a>00499
577 <a name="l00500"></a>00500 <span class="keywordflow">if</span> (useFrames) {
578 <a name="l00501"></a>00501
579 <a name="l00502"></a>00502 <span class="keywordtype">int</span> displayFrame = frame;
580 <a name="l00503"></a>00503
581 <a name="l00504"></a>00504 <span class="keywordflow">if</span> (features[output][i].hasTimestamp) {
582 <a name="l00505"></a>00505 displayFrame = RealTime::realTime2Frame
583 <a name="l00506"></a>00506 (features[output][i].timestamp, sr);
584 <a name="l00507"></a>00507 }
585 <a name="l00508"></a>00508
586 <a name="l00509"></a>00509 (out ? *out : cout) &lt;&lt; displayFrame;
587 <a name="l00510"></a>00510
588 <a name="l00511"></a>00511 <span class="keywordflow">if</span> (features[output][i].hasDuration) {
589 <a name="l00512"></a>00512 displayFrame = RealTime::realTime2Frame
590 <a name="l00513"></a>00513 (features[output][i].duration, sr);
591 <a name="l00514"></a>00514 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; displayFrame;
592 <a name="l00515"></a>00515 }
593 <a name="l00516"></a>00516
594 <a name="l00517"></a>00517 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot;:&quot;</span>;
595 <a name="l00518"></a>00518
596 <a name="l00519"></a>00519 } <span class="keywordflow">else</span> {
597 <a name="l00520"></a>00520
598 <a name="l00521"></a>00521 <a class="code" href="structVamp_1_1RealTime.html" title="RealTime represents time values to nanosecond precision with accurate arithmetic and frame-rate conve...">RealTime</a> rt = RealTime::frame2RealTime(frame, sr);
599 <a name="l00522"></a>00522
600 <a name="l00523"></a>00523 <span class="keywordflow">if</span> (features[output][i].hasTimestamp) {
601 <a name="l00524"></a>00524 rt = features[output][i].timestamp;
602 <a name="l00525"></a>00525 }
603 <a name="l00526"></a>00526
604 <a name="l00527"></a>00527 (out ? *out : cout) &lt;&lt; rt.<a class="code" href="structVamp_1_1RealTime.html#ad44476618183bd736996a87292d03c07" title="Return a human-readable debug-type string to full precision (probably not a format to show to a user ...">toString</a>();
605 <a name="l00528"></a>00528
606 <a name="l00529"></a>00529 <span class="keywordflow">if</span> (features[output][i].hasDuration) {
607 <a name="l00530"></a>00530 rt = features[output][i].duration;
608 <a name="l00531"></a>00531 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot;,&quot;</span> &lt;&lt; rt.<a class="code" href="structVamp_1_1RealTime.html#ad44476618183bd736996a87292d03c07" title="Return a human-readable debug-type string to full precision (probably not a format to show to a user ...">toString</a>();
609 <a name="l00532"></a>00532 }
610 <a name="l00533"></a>00533
611 <a name="l00534"></a>00534 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot;:&quot;</span>;
612 <a name="l00535"></a>00535 }
613 <a name="l00536"></a>00536
614 <a name="l00537"></a>00537 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0; j &lt; features[output][i].values.size(); ++j) {
615 <a name="l00538"></a>00538 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; features[output][i].values[j];
616 <a name="l00539"></a>00539 }
617 <a name="l00540"></a>00540 (out ? *out : cout) &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; features[output][i].label;
618 <a name="l00541"></a>00541
619 <a name="l00542"></a>00542 (out ? *out : cout) &lt;&lt; endl;
620 <a name="l00543"></a>00543 }
621 <a name="l00544"></a>00544 }
622 <a name="l00545"></a>00545
623 <a name="l00546"></a>00546 <span class="keywordtype">void</span>
624 <a name="l00547"></a><a class="code" href="vamp-simple-host_8cpp.html#a4767f8c142ee0b61ba414df1b0376a01">00547</a> <a class="code" href="vamp-simple-host_8cpp.html#a4767f8c142ee0b61ba414df1b0376a01">printPluginPath</a>(<span class="keywordtype">bool</span> verbose)
625 <a name="l00548"></a>00548 {
626 <a name="l00549"></a>00549 <span class="keywordflow">if</span> (verbose) {
627 <a name="l00550"></a>00550 cout &lt;&lt; <span class="stringliteral">&quot;\nVamp plugin search path: &quot;</span>;
628 <a name="l00551"></a>00551 }
629 <a name="l00552"></a>00552
630 <a name="l00553"></a>00553 vector&lt;string&gt; path = PluginHostAdapter::getPluginPath();
631 <a name="l00554"></a>00554 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; path.size(); ++i) {
632 <a name="l00555"></a>00555 <span class="keywordflow">if</span> (verbose) {
633 <a name="l00556"></a>00556 cout &lt;&lt; <span class="stringliteral">&quot;[&quot;</span> &lt;&lt; path[i] &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;
634 <a name="l00557"></a>00557 } <span class="keywordflow">else</span> {
635 <a name="l00558"></a>00558 cout &lt;&lt; path[i] &lt;&lt; endl;
636 <a name="l00559"></a>00559 }
637 <a name="l00560"></a>00560 }
638 <a name="l00561"></a>00561
639 <a name="l00562"></a>00562 <span class="keywordflow">if</span> (verbose) cout &lt;&lt; endl;
640 <a name="l00563"></a>00563 }
641 <a name="l00564"></a>00564
642 <a name="l00565"></a>00565 <span class="keyword">static</span>
643 <a name="l00566"></a>00566 <span class="keywordtype">string</span>
644 <a name="l00567"></a><a class="code" href="vamp-simple-host_8cpp.html#a713775f2037987c0851ff3672339a82c">00567</a> <a class="code" href="vamp-simple-host_8cpp.html#a713775f2037987c0851ff3672339a82c">header</a>(<span class="keywordtype">string</span> text, <span class="keywordtype">int</span> level)
645 <a name="l00568"></a>00568 {
646 <a name="l00569"></a>00569 <span class="keywordtype">string</span> out = <span class="charliteral">&#39;\n&#39;</span> + text + <span class="charliteral">&#39;\n&#39;</span>;
647 <a name="l00570"></a>00570 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; text.length(); ++i) {
648 <a name="l00571"></a>00571 out += (level == 1 ? <span class="charliteral">&#39;=&#39;</span> : level == 2 ? <span class="charliteral">&#39;-&#39;</span> : <span class="charliteral">&#39;~&#39;</span>);
649 <a name="l00572"></a>00572 }
650 <a name="l00573"></a>00573 out += <span class="charliteral">&#39;\n&#39;</span>;
651 <a name="l00574"></a>00574 <span class="keywordflow">return</span> out;
652 <a name="l00575"></a>00575 }
653 <a name="l00576"></a>00576
654 <a name="l00577"></a>00577 <span class="keywordtype">void</span>
655 <a name="l00578"></a><a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">00578</a> <a class="code" href="vamp-simple-host_8cpp.html#a80dad9e80d85fdf86b7714bf1b3c1017">enumeratePlugins</a>(<a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313">Verbosity</a> verbosity)
656 <a name="l00579"></a>00579 {
657 <a name="l00580"></a>00580 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp plugins using the...">PluginLoader</a> *loader = PluginLoader::getInstance();
658 <a name="l00581"></a>00581
659 <a name="l00582"></a>00582 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>) {
660 <a name="l00583"></a>00583 cout &lt;&lt; <span class="stringliteral">&quot;\nVamp plugin libraries found in search path:&quot;</span> &lt;&lt; endl;
661 <a name="l00584"></a>00584 }
662 <a name="l00585"></a>00585
663 <a name="l00586"></a>00586 vector&lt;PluginLoader::PluginKey&gt; plugins = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aff51b52bb68aa2934ccf26ad1d284f28" title="Search for all available Vamp plugins, and return a list of them in the order in which they were foun...">listPlugins</a>();
664 <a name="l00587"></a>00587 <span class="keyword">typedef</span> multimap&lt;string, PluginLoader::PluginKey&gt;
665 <a name="l00588"></a>00588 LibraryMap;
666 <a name="l00589"></a>00589 LibraryMap libraryMap;
667 <a name="l00590"></a>00590
668 <a name="l00591"></a>00591 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; plugins.size(); ++i) {
669 <a name="l00592"></a>00592 <span class="keywordtype">string</span> path = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a4bbcb7873e617bbc9f79eade1f90f7ad" title="Return the file path of the dynamic library from which the given plugin will be loaded (if available)...">getLibraryPathForPlugin</a>(plugins[i]);
670 <a name="l00593"></a>00593 libraryMap.insert(LibraryMap::value_type(path, plugins[i]));
671 <a name="l00594"></a>00594 }
672 <a name="l00595"></a>00595
673 <a name="l00596"></a>00596 <span class="keywordtype">string</span> prevPath = <span class="stringliteral">&quot;&quot;</span>;
674 <a name="l00597"></a>00597 <span class="keywordtype">int</span> index = 0;
675 <a name="l00598"></a>00598
676 <a name="l00599"></a>00599 <span class="keywordflow">for</span> (LibraryMap::iterator i = libraryMap.begin();
677 <a name="l00600"></a>00600 i != libraryMap.end(); ++i) {
678 <a name="l00601"></a>00601
679 <a name="l00602"></a>00602 <span class="keywordtype">string</span> path = i-&gt;first;
680 <a name="l00603"></a>00603 PluginLoader::PluginKey key = i-&gt;second;
681 <a name="l00604"></a>00604
682 <a name="l00605"></a>00605 <span class="keywordflow">if</span> (path != prevPath) {
683 <a name="l00606"></a>00606 prevPath = path;
684 <a name="l00607"></a>00607 index = 0;
685 <a name="l00608"></a>00608 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>) {
686 <a name="l00609"></a>00609 cout &lt;&lt; <span class="stringliteral">&quot;\n &quot;</span> &lt;&lt; path &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; endl;
687 <a name="l00610"></a>00610 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>) {
688 <a name="l00611"></a>00611 string::size_type ki = i-&gt;second.find(<span class="charliteral">&#39;:&#39;</span>);
689 <a name="l00612"></a>00612 <span class="keywordtype">string</span> text = <span class="stringliteral">&quot;Library \&quot;&quot;</span> + i-&gt;second.substr(0, ki) + <span class="stringliteral">&quot;\&quot;&quot;</span>;
690 <a name="l00613"></a>00613 cout &lt;&lt; <span class="stringliteral">&quot;\n&quot;</span> &lt;&lt; <a class="code" href="vamp-simple-host_8cpp.html#a713775f2037987c0851ff3672339a82c">header</a>(text, 1);
691 <a name="l00614"></a>00614 }
692 <a name="l00615"></a>00615 }
693 <a name="l00616"></a>00616
694 <a name="l00617"></a>00617 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Plugin</a> *plugin = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a964689eb9688cd7e58e8c82ebb0d305f" title="Load a Vamp plugin, given its identifying key.">loadPlugin</a>(key, 48000);
695 <a name="l00618"></a>00618 <span class="keywordflow">if</span> (plugin) {
696 <a name="l00619"></a>00619
697 <a name="l00620"></a>00620 <span class="keywordtype">char</span> c = char(<span class="charliteral">&#39;A&#39;</span> + index);
698 <a name="l00621"></a>00621 <span class="keywordflow">if</span> (c &gt; <span class="charliteral">&#39;Z&#39;</span>) c = char(<span class="charliteral">&#39;a&#39;</span> + (index - 26));
699 <a name="l00622"></a>00622
700 <a name="l00623"></a>00623 PluginLoader::PluginCategoryHierarchy category =
701 <a name="l00624"></a>00624 loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a52746ea66339ad981b868a031a3b382d" title="Return the category hierarchy for a Vamp plugin, given its identifying key.">getPluginCategory</a>(key);
702 <a name="l00625"></a>00625 <span class="keywordtype">string</span> catstr;
703 <a name="l00626"></a>00626 <span class="keywordflow">if</span> (!category.empty()) {
704 <a name="l00627"></a>00627 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> ci = 0; ci &lt; category.size(); ++ci) {
705 <a name="l00628"></a>00628 <span class="keywordflow">if</span> (ci &gt; 0) catstr += <span class="stringliteral">&quot; &gt; &quot;</span>;
706 <a name="l00629"></a>00629 catstr += category[ci];
707 <a name="l00630"></a>00630 }
708 <a name="l00631"></a>00631 }
709 <a name="l00632"></a>00632
710 <a name="l00633"></a>00633 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>) {
711 <a name="l00634"></a>00634
712 <a name="l00635"></a>00635 cout &lt;&lt; <span class="stringliteral">&quot; [&quot;</span> &lt;&lt; c &lt;&lt; <span class="stringliteral">&quot;] [v&quot;</span>
713 <a name="l00636"></a>00636 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a8fd2c48291c64b790f0efb8948508dcf" title="Get the Vamp API compatibility level of the plugin.">getVampApiVersion</a>() &lt;&lt; <span class="stringliteral">&quot;] &quot;</span>
714 <a name="l00637"></a>00637 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a18619d5097e444ecefee0c359da53232" title="Get a human-readable name or title of the plugin.">getName</a>() &lt;&lt; <span class="stringliteral">&quot;, \&quot;&quot;</span>
715 <a name="l00638"></a>00638 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#ad1c6dfc77aa03d937a885b7f08258f4a" title="Get the computer-usable name of the plugin.">getIdentifier</a>() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; <span class="stringliteral">&quot; [&quot;</span>
716 <a name="l00639"></a>00639 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a53d9918bf9ef4d12feedf66b2b26c637" title="Get the name of the author or vendor of the plugin in human-readable form.">getMaker</a>() &lt;&lt; <span class="stringliteral">&quot;]&quot;</span> &lt;&lt; endl;
717 <a name="l00640"></a>00640
718 <a name="l00641"></a>00641 <span class="keywordflow">if</span> (catstr != <span class="stringliteral">&quot;&quot;</span>) {
719 <a name="l00642"></a>00642 cout &lt;&lt; <span class="stringliteral">&quot; &gt; &quot;</span> &lt;&lt; catstr &lt;&lt; endl;
720 <a name="l00643"></a>00643 }
721 <a name="l00644"></a>00644
722 <a name="l00645"></a>00645 <span class="keywordflow">if</span> (plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a59153a02364f75fff46973b2072e9e5a" title="Get a human-readable description for the plugin, typically a line of text that may optionally be disp...">getDescription</a>() != <span class="stringliteral">&quot;&quot;</span>) {
723 <a name="l00646"></a>00646 cout &lt;&lt; <span class="stringliteral">&quot; - &quot;</span> &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a59153a02364f75fff46973b2072e9e5a" title="Get a human-readable description for the plugin, typically a line of text that may optionally be disp...">getDescription</a>() &lt;&lt; endl;
724 <a name="l00647"></a>00647 }
725 <a name="l00648"></a>00648
726 <a name="l00649"></a>00649 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>) {
727 <a name="l00650"></a>00650
728 <a name="l00651"></a>00651 cout &lt;&lt; <a class="code" href="vamp-simple-host_8cpp.html#a713775f2037987c0851ff3672339a82c">header</a>(plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a18619d5097e444ecefee0c359da53232" title="Get a human-readable name or title of the plugin.">getName</a>(), 2);
729 <a name="l00652"></a>00652 cout &lt;&lt; <span class="stringliteral">&quot; - Identifier: &quot;</span>
730 <a name="l00653"></a>00653 &lt;&lt; key &lt;&lt; endl;
731 <a name="l00654"></a>00654 cout &lt;&lt; <span class="stringliteral">&quot; - Plugin Version: &quot;</span>
732 <a name="l00655"></a>00655 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a63f686d77bc3d6b807e7944cdde83151" title="Get the version number of the plugin.">getPluginVersion</a>() &lt;&lt; endl;
733 <a name="l00656"></a>00656 cout &lt;&lt; <span class="stringliteral">&quot; - Vamp API Version: &quot;</span>
734 <a name="l00657"></a>00657 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a8fd2c48291c64b790f0efb8948508dcf" title="Get the Vamp API compatibility level of the plugin.">getVampApiVersion</a>() &lt;&lt; endl;
735 <a name="l00658"></a>00658 cout &lt;&lt; <span class="stringliteral">&quot; - Maker: \&quot;&quot;</span>
736 <a name="l00659"></a>00659 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a53d9918bf9ef4d12feedf66b2b26c637" title="Get the name of the author or vendor of the plugin in human-readable form.">getMaker</a>() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
737 <a name="l00660"></a>00660 cout &lt;&lt; <span class="stringliteral">&quot; - Copyright: \&quot;&quot;</span>
738 <a name="l00661"></a>00661 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#ab7e9dedbe965f5ab9018b72920fe7661" title="Get the copyright statement or licensing summary for the plugin.">getCopyright</a>() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
739 <a name="l00662"></a>00662 cout &lt;&lt; <span class="stringliteral">&quot; - Description: \&quot;&quot;</span>
740 <a name="l00663"></a>00663 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a59153a02364f75fff46973b2072e9e5a" title="Get a human-readable description for the plugin, typically a line of text that may optionally be disp...">getDescription</a>() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
741 <a name="l00664"></a>00664 cout &lt;&lt; <span class="stringliteral">&quot; - Input Domain: &quot;</span>
742 <a name="l00665"></a>00665 &lt;&lt; (plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ae1d317a9702cbeda65ddf0ec500c1ff6" title="Get the plugin&#39;s required input domain.">getInputDomain</a>() == <a class="code" href="classVamp_1_1Plugin.html#a39cb7649d6dcc20e4cb1640cd55907bcad4a9f31b958a43a9757af7893aa2e7ff">Vamp::Plugin::TimeDomain</a> ?
743 <a name="l00666"></a>00666 <span class="stringliteral">&quot;Time Domain&quot;</span> : <span class="stringliteral">&quot;Frequency Domain&quot;</span>) &lt;&lt; endl;
744 <a name="l00667"></a>00667 cout &lt;&lt; <span class="stringliteral">&quot; - Default Step Size: &quot;</span>
745 <a name="l00668"></a>00668 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a514c716c22f81c055f19b56c3f882567" title="Get the preferred step size (window increment -- the distance in sample frames between the start fram...">getPreferredStepSize</a>() &lt;&lt; endl;
746 <a name="l00669"></a>00669 cout &lt;&lt; <span class="stringliteral">&quot; - Default Block Size: &quot;</span>
747 <a name="l00670"></a>00670 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#aa529adf83f87a603954eb31407602aac" title="Get the preferred block size (window size -- the number of sample frames passed in each block to the ...">getPreferredBlockSize</a>() &lt;&lt; endl;
748 <a name="l00671"></a>00671 cout &lt;&lt; <span class="stringliteral">&quot; - Minimum Channels: &quot;</span>
749 <a name="l00672"></a>00672 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a267b42e866df3cf0d190893e8096f525" title="Get the minimum supported number of input channels.">getMinChannelCount</a>() &lt;&lt; endl;
750 <a name="l00673"></a>00673 cout &lt;&lt; <span class="stringliteral">&quot; - Maximum Channels: &quot;</span>
751 <a name="l00674"></a>00674 &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#a2c5ab12b6fa4847cb244bd1e9cb3ae5e" title="Get the maximum supported number of input channels.">getMaxChannelCount</a>() &lt;&lt; endl;
752 <a name="l00675"></a>00675
753 <a name="l00676"></a>00676 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a4cf6a0dfdb6864356feab9d9ca230d16">PluginIds</a>) {
754 <a name="l00677"></a>00677 cout &lt;&lt; <span class="stringliteral">&quot;vamp:&quot;</span> &lt;&lt; key &lt;&lt; endl;
755 <a name="l00678"></a>00678 }
756 <a name="l00679"></a>00679
757 <a name="l00680"></a>00680 Plugin::OutputList outputs =
758 <a name="l00681"></a>00681 plugin-&gt;<a class="code" href="classVamp_1_1Plugin.html#ad064d5d132b5c9bd7064f429c3309e35" title="Get the outputs of this plugin.">getOutputDescriptors</a>();
759 <a name="l00682"></a>00682
760 <a name="l00683"></a>00683 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>) {
761 <a name="l00684"></a>00684
762 <a name="l00685"></a>00685 Plugin::ParameterList params = plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#aac3e49b3b66cacfbb768dfdf07444f21" title="Get the controllable parameters of this plugin.">getParameterDescriptors</a>();
763 <a name="l00686"></a>00686 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j &lt; params.size(); ++j) {
764 <a name="l00687"></a>00687 Plugin::ParameterDescriptor &amp;pd(params[j]);
765 <a name="l00688"></a>00688 cout &lt;&lt; <span class="stringliteral">&quot;\nParameter &quot;</span> &lt;&lt; j+1 &lt;&lt; <span class="stringliteral">&quot;: \&quot;&quot;</span> &lt;&lt; pd.name &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
766 <a name="l00689"></a>00689 cout &lt;&lt; <span class="stringliteral">&quot; - Identifier: &quot;</span> &lt;&lt; pd.identifier &lt;&lt; endl;
767 <a name="l00690"></a>00690 cout &lt;&lt; <span class="stringliteral">&quot; - Description: \&quot;&quot;</span> &lt;&lt; pd.description &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
768 <a name="l00691"></a>00691 <span class="keywordflow">if</span> (pd.unit != <span class="stringliteral">&quot;&quot;</span>) {
769 <a name="l00692"></a>00692 cout &lt;&lt; <span class="stringliteral">&quot; - Unit: &quot;</span> &lt;&lt; pd.unit &lt;&lt; endl;
770 <a name="l00693"></a>00693 }
771 <a name="l00694"></a>00694 cout &lt;&lt; <span class="stringliteral">&quot; - Range: &quot;</span>;
772 <a name="l00695"></a>00695 cout &lt;&lt; pd.minValue &lt;&lt; <span class="stringliteral">&quot; -&gt; &quot;</span> &lt;&lt; pd.maxValue &lt;&lt; endl;
773 <a name="l00696"></a>00696 cout &lt;&lt; <span class="stringliteral">&quot; - Default: &quot;</span>;
774 <a name="l00697"></a>00697 cout &lt;&lt; pd.defaultValue &lt;&lt; endl;
775 <a name="l00698"></a>00698 <span class="keywordflow">if</span> (pd.isQuantized) {
776 <a name="l00699"></a>00699 cout &lt;&lt; <span class="stringliteral">&quot; - Quantize Step: &quot;</span>
777 <a name="l00700"></a>00700 &lt;&lt; pd.quantizeStep &lt;&lt; endl;
778 <a name="l00701"></a>00701 }
779 <a name="l00702"></a>00702 <span class="keywordflow">if</span> (!pd.valueNames.empty()) {
780 <a name="l00703"></a>00703 cout &lt;&lt; <span class="stringliteral">&quot; - Value Names: &quot;</span>;
781 <a name="l00704"></a>00704 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> k = 0; k &lt; pd.valueNames.size(); ++k) {
782 <a name="l00705"></a>00705 <span class="keywordflow">if</span> (k &gt; 0) cout &lt;&lt; <span class="stringliteral">&quot;, &quot;</span>;
783 <a name="l00706"></a>00706 cout &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; pd.valueNames[k] &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;
784 <a name="l00707"></a>00707 }
785 <a name="l00708"></a>00708 cout &lt;&lt; endl;
786 <a name="l00709"></a>00709 }
787 <a name="l00710"></a>00710 }
788 <a name="l00711"></a>00711
789 <a name="l00712"></a>00712 <span class="keywordflow">if</span> (outputs.empty()) {
790 <a name="l00713"></a>00713 cout &lt;&lt; <span class="stringliteral">&quot;\n** Note: This plugin reports no outputs!&quot;</span> &lt;&lt; endl;
791 <a name="l00714"></a>00714 }
792 <a name="l00715"></a>00715 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j &lt; outputs.size(); ++j) {
793 <a name="l00716"></a>00716 Plugin::OutputDescriptor &amp;od(outputs[j]);
794 <a name="l00717"></a>00717 cout &lt;&lt; <span class="stringliteral">&quot;\nOutput &quot;</span> &lt;&lt; j+1 &lt;&lt; <span class="stringliteral">&quot;: \&quot;&quot;</span> &lt;&lt; od.name &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
795 <a name="l00718"></a>00718 cout &lt;&lt; <span class="stringliteral">&quot; - Identifier: &quot;</span> &lt;&lt; od.identifier &lt;&lt; endl;
796 <a name="l00719"></a>00719 cout &lt;&lt; <span class="stringliteral">&quot; - Description: \&quot;&quot;</span> &lt;&lt; od.description &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
797 <a name="l00720"></a>00720 <span class="keywordflow">if</span> (od.unit != <span class="stringliteral">&quot;&quot;</span>) {
798 <a name="l00721"></a>00721 cout &lt;&lt; <span class="stringliteral">&quot; - Unit: &quot;</span> &lt;&lt; od.unit &lt;&lt; endl;
799 <a name="l00722"></a>00722 }
800 <a name="l00723"></a>00723 <span class="keywordflow">if</span> (od.hasFixedBinCount) {
801 <a name="l00724"></a>00724 cout &lt;&lt; <span class="stringliteral">&quot; - Default Bin Count: &quot;</span> &lt;&lt; od.binCount &lt;&lt; endl;
802 <a name="l00725"></a>00725 }
803 <a name="l00726"></a>00726 <span class="keywordflow">if</span> (!od.binNames.empty()) {
804 <a name="l00727"></a>00727 <span class="keywordtype">bool</span> have = <span class="keyword">false</span>;
805 <a name="l00728"></a>00728 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> k = 0; k &lt; od.binNames.size(); ++k) {
806 <a name="l00729"></a>00729 <span class="keywordflow">if</span> (od.binNames[k] != <span class="stringliteral">&quot;&quot;</span>) {
807 <a name="l00730"></a>00730 have = <span class="keyword">true</span>; <span class="keywordflow">break</span>;
808 <a name="l00731"></a>00731 }
809 <a name="l00732"></a>00732 }
810 <a name="l00733"></a>00733 <span class="keywordflow">if</span> (have) {
811 <a name="l00734"></a>00734 cout &lt;&lt; <span class="stringliteral">&quot; - Bin Names: &quot;</span>;
812 <a name="l00735"></a>00735 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> k = 0; k &lt; od.binNames.size(); ++k) {
813 <a name="l00736"></a>00736 <span class="keywordflow">if</span> (k &gt; 0) cout &lt;&lt; <span class="stringliteral">&quot;, &quot;</span>;
814 <a name="l00737"></a>00737 cout &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; od.binNames[k] &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;
815 <a name="l00738"></a>00738 }
816 <a name="l00739"></a>00739 cout &lt;&lt; endl;
817 <a name="l00740"></a>00740 }
818 <a name="l00741"></a>00741 }
819 <a name="l00742"></a>00742 <span class="keywordflow">if</span> (od.hasKnownExtents) {
820 <a name="l00743"></a>00743 cout &lt;&lt; <span class="stringliteral">&quot; - Default Extents: &quot;</span>;
821 <a name="l00744"></a>00744 cout &lt;&lt; od.minValue &lt;&lt; <span class="stringliteral">&quot; -&gt; &quot;</span> &lt;&lt; od.maxValue &lt;&lt; endl;
822 <a name="l00745"></a>00745 }
823 <a name="l00746"></a>00746 <span class="keywordflow">if</span> (od.isQuantized) {
824 <a name="l00747"></a>00747 cout &lt;&lt; <span class="stringliteral">&quot; - Quantize Step: &quot;</span>
825 <a name="l00748"></a>00748 &lt;&lt; od.quantizeStep &lt;&lt; endl;
826 <a name="l00749"></a>00749 }
827 <a name="l00750"></a>00750 cout &lt;&lt; <span class="stringliteral">&quot; - Sample Type: &quot;</span>
828 <a name="l00751"></a>00751 &lt;&lt; (od.sampleType ==
829 <a name="l00752"></a>00752 Plugin::OutputDescriptor::OneSamplePerStep ?
830 <a name="l00753"></a>00753 <span class="stringliteral">&quot;One Sample Per Step&quot;</span> :
831 <a name="l00754"></a>00754 od.sampleType ==
832 <a name="l00755"></a>00755 Plugin::OutputDescriptor::FixedSampleRate ?
833 <a name="l00756"></a>00756 <span class="stringliteral">&quot;Fixed Sample Rate&quot;</span> :
834 <a name="l00757"></a>00757 <span class="stringliteral">&quot;Variable Sample Rate&quot;</span>) &lt;&lt; endl;
835 <a name="l00758"></a>00758 <span class="keywordflow">if</span> (od.sampleType !=
836 <a name="l00759"></a>00759 Plugin::OutputDescriptor::OneSamplePerStep) {
837 <a name="l00760"></a>00760 cout &lt;&lt; <span class="stringliteral">&quot; - Default Rate: &quot;</span>
838 <a name="l00761"></a>00761 &lt;&lt; od.sampleRate &lt;&lt; endl;
839 <a name="l00762"></a>00762 }
840 <a name="l00763"></a>00763 cout &lt;&lt; <span class="stringliteral">&quot; - Has Duration: &quot;</span>
841 <a name="l00764"></a>00764 &lt;&lt; (od.hasDuration ? <span class="stringliteral">&quot;Yes&quot;</span> : <span class="stringliteral">&quot;No&quot;</span>) &lt;&lt; endl;
842 <a name="l00765"></a>00765 }
843 <a name="l00766"></a>00766 }
844 <a name="l00767"></a>00767
845 <a name="l00768"></a>00768 <span class="keywordflow">if</span> (outputs.size() &gt; 1 || verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a30eab122efa9537df4ecb2fc27fc354e">PluginOutputIds</a>) {
846 <a name="l00769"></a>00769 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j &lt; outputs.size(); ++j) {
847 <a name="l00770"></a>00770 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a>) {
848 <a name="l00771"></a>00771 cout &lt;&lt; <span class="stringliteral">&quot; (&quot;</span> &lt;&lt; j &lt;&lt; <span class="stringliteral">&quot;) &quot;</span>
849 <a name="l00772"></a>00772 &lt;&lt; outputs[j].name &lt;&lt; <span class="stringliteral">&quot;, \&quot;&quot;</span>
850 <a name="l00773"></a>00773 &lt;&lt; outputs[j].identifier &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; endl;
851 <a name="l00774"></a>00774 <span class="keywordflow">if</span> (outputs[j].description != <span class="stringliteral">&quot;&quot;</span>) {
852 <a name="l00775"></a>00775 cout &lt;&lt; <span class="stringliteral">&quot; - &quot;</span>
853 <a name="l00776"></a>00776 &lt;&lt; outputs[j].description &lt;&lt; endl;
854 <a name="l00777"></a>00777 }
855 <a name="l00778"></a>00778 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a30eab122efa9537df4ecb2fc27fc354e">PluginOutputIds</a>) {
856 <a name="l00779"></a>00779 cout &lt;&lt; <span class="stringliteral">&quot;vamp:&quot;</span> &lt;&lt; key &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; outputs[j].identifier &lt;&lt; endl;
857 <a name="l00780"></a>00780 }
858 <a name="l00781"></a>00781 }
859 <a name="l00782"></a>00782 }
860 <a name="l00783"></a>00783
861 <a name="l00784"></a>00784 ++index;
862 <a name="l00785"></a>00785
863 <a name="l00786"></a>00786 <span class="keyword">delete</span> plugin;
864 <a name="l00787"></a>00787 }
865 <a name="l00788"></a>00788 }
866 <a name="l00789"></a>00789
867 <a name="l00790"></a>00790 <span class="keywordflow">if</span> (verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a8acba147ed4716f3baa8546f6dc055a1">PluginInformation</a> ||
868 <a name="l00791"></a>00791 verbosity == <a class="code" href="vamp-simple-host_8cpp.html#abf3be10d03894afb391f3a2935e3b313a2624ce417628b6d40ce0973ba381c1e6">PluginInformationDetailed</a>) {
869 <a name="l00792"></a>00792 cout &lt;&lt; endl;
870 <a name="l00793"></a>00793 }
871 <a name="l00794"></a>00794 }
872 <a name="l00795"></a>00795
873 <a name="l00796"></a>00796 <span class="keywordtype">void</span>
874 <a name="l00797"></a><a class="code" href="vamp-simple-host_8cpp.html#af771864c41f23e5755ed99e8ac6609a5">00797</a> <a class="code" href="vamp-simple-host_8cpp.html#af771864c41f23e5755ed99e8ac6609a5">printPluginCategoryList</a>()
875 <a name="l00798"></a>00798 {
876 <a name="l00799"></a>00799 <a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html" title="Vamp::HostExt::PluginLoader is a convenience class for discovering and loading Vamp plugins using the...">PluginLoader</a> *loader = PluginLoader::getInstance();
877 <a name="l00800"></a>00800
878 <a name="l00801"></a>00801 vector&lt;PluginLoader::PluginKey&gt; plugins = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#aff51b52bb68aa2934ccf26ad1d284f28" title="Search for all available Vamp plugins, and return a list of them in the order in which they were foun...">listPlugins</a>();
879 <a name="l00802"></a>00802
880 <a name="l00803"></a>00803 set&lt;string&gt; printedcats;
881 <a name="l00804"></a>00804
882 <a name="l00805"></a>00805 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; plugins.size(); ++i) {
883 <a name="l00806"></a>00806
884 <a name="l00807"></a>00807 PluginLoader::PluginKey key = plugins[i];
885 <a name="l00808"></a>00808
886 <a name="l00809"></a>00809 PluginLoader::PluginCategoryHierarchy category =
887 <a name="l00810"></a>00810 loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a52746ea66339ad981b868a031a3b382d" title="Return the category hierarchy for a Vamp plugin, given its identifying key.">getPluginCategory</a>(key);
888 <a name="l00811"></a>00811
889 <a name="l00812"></a>00812 <a class="code" href="classVamp_1_1Plugin.html" title="Vamp::Plugin is a base class for plugin instance classes that provide feature extraction from audio o...">Plugin</a> *plugin = loader-&gt;<a class="code" href="classVamp_1_1HostExt_1_1PluginLoader.html#a964689eb9688cd7e58e8c82ebb0d305f" title="Load a Vamp plugin, given its identifying key.">loadPlugin</a>(key, 48000);
890 <a name="l00813"></a>00813 <span class="keywordflow">if</span> (!plugin) <span class="keywordflow">continue</span>;
891 <a name="l00814"></a>00814
892 <a name="l00815"></a>00815 <span class="keywordtype">string</span> catstr = <span class="stringliteral">&quot;&quot;</span>;
893 <a name="l00816"></a>00816
894 <a name="l00817"></a>00817 <span class="keywordflow">if</span> (category.empty()) catstr = <span class="charliteral">&#39;|&#39;</span>;
895 <a name="l00818"></a>00818 <span class="keywordflow">else</span> {
896 <a name="l00819"></a>00819 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j = 0; j &lt; category.size(); ++j) {
897 <a name="l00820"></a>00820 catstr += category[j];
898 <a name="l00821"></a>00821 catstr += <span class="charliteral">&#39;|&#39;</span>;
899 <a name="l00822"></a>00822 <span class="keywordflow">if</span> (printedcats.find(catstr) == printedcats.end()) {
900 <a name="l00823"></a>00823 std::cout &lt;&lt; catstr &lt;&lt; std::endl;
901 <a name="l00824"></a>00824 printedcats.insert(catstr);
902 <a name="l00825"></a>00825 }
903 <a name="l00826"></a>00826 }
904 <a name="l00827"></a>00827 }
905 <a name="l00828"></a>00828
906 <a name="l00829"></a>00829 std::cout &lt;&lt; catstr &lt;&lt; key &lt;&lt; <span class="stringliteral">&quot;:::&quot;</span> &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a18619d5097e444ecefee0c359da53232" title="Get a human-readable name or title of the plugin.">getName</a>() &lt;&lt; <span class="stringliteral">&quot;:::&quot;</span> &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a53d9918bf9ef4d12feedf66b2b26c637" title="Get the name of the author or vendor of the plugin in human-readable form.">getMaker</a>() &lt;&lt; <span class="stringliteral">&quot;:::&quot;</span> &lt;&lt; plugin-&gt;<a class="code" href="classVamp_1_1PluginBase.html#a59153a02364f75fff46973b2072e9e5a" title="Get a human-readable description for the plugin, typically a line of text that may optionally be disp...">getDescription</a>() &lt;&lt; std::endl;
907 <a name="l00830"></a>00830 }
908 <a name="l00831"></a>00831 }
909 <a name="l00832"></a>00832
910 </pre></div></div>
911 </div>
912 <div id="nav-path" class="navpath">
913 <ul>
914 <li class="navelem"><a class="el" href="vamp-simple-host_8cpp.html">vamp-simple-host.cpp</a> </li>
915
916 <li class="footer">Generated on Tue Oct 4 2011 14:38:49 for VampPluginSDK by
917 <a href="http://www.doxygen.org/index.html">
918 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.5.1 </li>
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