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 <div class="refentry">
 <a name="GstDeviceMonitorFactory"></a><div class="titlepage"></div>
 <div class="refnamediv"><table width="100%"><tr>
 <td valign="top">
 <h2><span class="refentrytitle"><a name="GstDeviceMonitorFactory.top_of_page"></a>GstDeviceMonitorFactory</span></h2>
 <p>GstDeviceMonitorFactory — Create GstDeviceMonitors from a factory</p>
 </td>
 <td class="gallery_image" valign="top" align="right"></td>
 </tr></table></div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.functions"></a><h2>Functions</h2>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="functions_return">
 <col class="functions_name">
 </colgroup>
 <tbody>
 <tr>
 <td class="function_type">
 <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="returnvalue">GstDeviceMonitorFactory</span></a> *
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-find" title="gst_device_monitor_factory_find ()">gst_device_monitor_factory_find</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="returnvalue">GstDeviceMonitor</span></a> *
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-get" title="gst_device_monitor_factory_get ()">gst_device_monitor_factory_get</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="returnvalue">GstDeviceMonitor</span></a> *
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-get-by-name" title="gst_device_monitor_factory_get_by_name ()">gst_device_monitor_factory_get_by_name</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="returnvalue">GType</span></a>
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-get-device-monitor-type" title="gst_device_monitor_factory_get_device_monitor_type ()">gst_device_monitor_factory_get_device_monitor_type</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-get-metadata" title="gst_device_monitor_factory_get_metadata ()">gst_device_monitor_factory_get_metadata</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> **
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-get-metadata-keys" title="gst_device_monitor_factory_get_metadata_keys ()">gst_device_monitor_factory_get_metadata_keys</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-has-classes" title="gst_device_monitor_factory_has_classes ()">gst_device_monitor_factory_has_classes</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-has-classesv" title="gst_device_monitor_factory_has_classesv ()">gst_device_monitor_factory_has_classesv</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 <tr>
 <td class="function_type">
 <a href="http://library.gnome.org/devel/glib/unstable/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *
 </td>
 <td class="function_name">
 <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-list-get-device-monitors" title="gst_device_monitor_factory_list_get_device_monitors ()">gst_device_monitor_factory_list_get_device_monitors</a> <span class="c_punctuation">()</span>
 </td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.other"></a><h2>Types and Values</h2>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="name">
 <col class="description">
 </colgroup>
 <tbody>
 <tr>
 <td class="datatype_keyword"> </td>
 <td class="function_name"><a class="link" href="GstDeviceMonitorFactory.html#GstDeviceMonitorFactory-struct" title="GstDeviceMonitorFactory">GstDeviceMonitorFactory</a></td>
 </tr>
 <tr>
 <td class="datatype_keyword"> </td>
 <td class="function_name"><a class="link" href="GstDeviceMonitorFactory.html#GstDeviceMonitorFactoryClass" title="GstDeviceMonitorFactoryClass">GstDeviceMonitorFactoryClass</a></td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.object-hierarchy"></a><h2>Object Hierarchy</h2>
 <pre class="screen">    <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
     <span class="lineart">╰──</span> <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
         <span class="lineart">╰──</span> <a class="link" href="GstObject.html" title="GstObject">GstObject</a>
             <span class="lineart">╰──</span> <a class="link" href="GstPluginFeature.html" title="GstPluginFeature">GstPluginFeature</a>
                 <span class="lineart">╰──</span> GstDeviceMonitorFactory
 </pre>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.includes"></a><h2>Includes</h2>
 <pre class="synopsis">#include &lt;gst/gst.h&gt;
 </pre>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.description"></a><h2>Description</h2>
 <p><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> is used to create instances of device monitors. A
 GstDeviceMonitorfactory can be added to a <a class="link" href="GstPlugin.html" title="GstPlugin"><span class="type">GstPlugin</span></a> as it is also a
 <a class="link" href="GstPluginFeature.html" title="GstPluginFeature"><span class="type">GstPluginFeature</span></a>.</p>
 <p>Use the <a class="link" href="GstDeviceMonitorFactory.html#gst-device-monitor-factory-find" title="gst_device_monitor_factory_find ()"><code class="function">gst_device_monitor_factory_find()</code></a> and <code class="function">gst_device_monitor_factory_create()</code>
 functions to create device monitor instances or use <code class="function">gst_device_monitor_factory_make()</code> as a
 convenient shortcut.</p>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.functions_details"></a><h2>Functions</h2>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-find"></a><h3>gst_device_monitor_factory_find ()</h3>
 <pre class="programlisting"><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="returnvalue">GstDeviceMonitorFactory</span></a> *
 gst_device_monitor_factory_find (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *name</code></em>);</pre>
 <p>Search for an device monitor factory of the given name. Refs the returned
 device monitor factory; caller is responsible for unreffing.</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.2.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody><tr>
 <td class="parameter_name"><p>name</p></td>
 <td class="parameter_description"><p>name of factory to find</p></td>
 <td class="parameter_annotations"> </td>
 </tr></tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.2.6"></a><h4>Returns</h4>
 <p> <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> if found, <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> otherwise. </p>
 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-get"></a><h3>gst_device_monitor_factory_get ()</h3>
 <pre class="programlisting"><a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="returnvalue">GstDeviceMonitor</span></a> *
 gst_device_monitor_factory_get (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>);</pre>
 <p>Returns the device monitor of the type defined by the given device
 monitorfactory.</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.3.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody><tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>factory to instantiate</p></td>
 <td class="parameter_annotations"> </td>
 </tr></tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.3.6"></a><h4>Returns</h4>
 <p> the <a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="type">GstDeviceMonitor</span></a> or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the
 device monitor couldn't be created. </p>
 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-get-by-name"></a><h3>gst_device_monitor_factory_get_by_name ()</h3>
 <pre class="programlisting"><a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="returnvalue">GstDeviceMonitor</span></a> *
 gst_device_monitor_factory_get_by_name
                                (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *factoryname</code></em>);</pre>
 <p>Returns the device monitor of the type defined by the given device
 monitor factory.</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.4.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody><tr>
 <td class="parameter_name"><p>factoryname</p></td>
 <td class="parameter_description"><p>a named factory to instantiate</p></td>
 <td class="parameter_annotations"> </td>
 </tr></tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.4.6"></a><h4>Returns</h4>
 <p> a <a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="type">GstDeviceMonitor</span></a> or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if unable to
 create device monitor. </p>
 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-get-device-monitor-type"></a><h3>gst_device_monitor_factory_get_device_monitor_type ()</h3>
 <pre class="programlisting"><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="returnvalue">GType</span></a>
 gst_device_monitor_factory_get_device_monitor_type
                                (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>);</pre>
 <p>Get the <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> for device monitors managed by this factory. The type can
 only be retrieved if the device monitor factory is loaded, which can be
 assured with <a class="link" href="GstPluginFeature.html#gst-plugin-feature-load" title="gst_plugin_feature_load ()"><code class="function">gst_plugin_feature_load()</code></a>.</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.5.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody><tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>factory to get managed <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> from</p></td>
 <td class="parameter_annotations"> </td>
 </tr></tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.5.6"></a><h4>Returns</h4>
 <p> the <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> for device monitors managed by this factory or 0 if
 the factory is not loaded.</p>
 <p></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-get-metadata"></a><h3>gst_device_monitor_factory_get_metadata ()</h3>
 <pre class="programlisting">const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> *
 gst_device_monitor_factory_get_metadata
                                (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>,
                                 <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *key</code></em>);</pre>
 <p>Get the metadata on <em class="parameter"><code>factory</code></em>
  with <em class="parameter"><code>key</code></em>
 .</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.6.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody>
 <tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>a <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a></p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 <tr>
 <td class="parameter_name"><p>key</p></td>
 <td class="parameter_description"><p>a key</p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.6.6"></a><h4>Returns</h4>
 <p> the metadata with <em class="parameter"><code>key</code></em>
 on <em class="parameter"><code>factory</code></em>
 or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> when there was no
 metadata with the given <em class="parameter"><code>key</code></em>
 .</p>
 <p></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-get-metadata-keys"></a><h3>gst_device_monitor_factory_get_metadata_keys ()</h3>
 <pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> **
 gst_device_monitor_factory_get_metadata_keys
                                (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>);</pre>
 <p>Get the available keys for the metadata on <em class="parameter"><code>factory</code></em>
 .</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.7.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody><tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>a <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a></p></td>
 <td class="parameter_annotations"> </td>
 </tr></tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.7.6"></a><h4>Returns</h4>
 <p>a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>-terminated array of key strings, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> when there is no
 metadata. Free with <a href="http://library.gnome.org/devel/glib/unstable/glib-String-Utility-Functions.html#g-strfreev"><code class="function">g_strfreev()</code></a> when no longer needed. </p>
 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> utf8][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1]</span></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-has-classes"></a><h3>gst_device_monitor_factory_has_classes ()</h3>
 <pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
 gst_device_monitor_factory_has_classes
                                (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>,
                                 <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *classes</code></em>);</pre>
 <p>Check if <em class="parameter"><code>factory</code></em>
  matches all of the given <em class="parameter"><code>classes</code></em>
 </p>
 <div class="refsect3">
 <a name="id-1.4.4.8.8.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody>
 <tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>a <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a></p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 <tr>
 <td class="parameter_name"><p>classes</p></td>
 <td class="parameter_description"><p>a "/" separate list of klasses to match, only match if all classes
 are matched</p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.8.6"></a><h4>Returns</h4>
 <p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>factory</code></em>
 matches.</p>
 <p></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-has-classesv"></a><h3>gst_device_monitor_factory_has_classesv ()</h3>
 <pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
 gst_device_monitor_factory_has_classesv
                                (<em class="parameter"><code><a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> *factory</code></em>,
                                 <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> **classes</code></em>);</pre>
 <p>Check if <em class="parameter"><code>factory</code></em>
  matches all of the given classes</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.9.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody>
 <tr>
 <td class="parameter_name"><p>factory</p></td>
 <td class="parameter_description"><p>a <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a></p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 <tr>
 <td class="parameter_name"><p>classes</p></td>
 <td class="parameter_description"><p> a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> terminated array of
 klasses to match, only match if all classes are matched. </p></td>
 <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1]</span></td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.9.6"></a><h4>Returns</h4>
 <p> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>factory</code></em>
 matches.</p>
 <p></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="gst-device-monitor-factory-list-get-device-monitors"></a><h3>gst_device_monitor_factory_list_get_device_monitors ()</h3>
 <pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *
 gst_device_monitor_factory_list_get_device_monitors
                                (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *classes</code></em>,
                                 <em class="parameter"><code><a class="link" href="GstPluginFeature.html#GstRank" title="enum GstRank"><span class="type">GstRank</span></a> minrank</code></em>);</pre>
 <p>Get a list of factories that match all of the given <em class="parameter"><code>classes</code></em>
 . Only
 device monitors with a rank greater or equal to <em class="parameter"><code>minrank</code></em>
  will be
 returned.  The list of factories is returned by decreasing rank.</p>
 <div class="refsect3">
 <a name="id-1.4.4.8.10.5"></a><h4>Parameters</h4>
 <div class="informaltable"><table width="100%" border="0">
 <colgroup>
 <col width="150px" class="parameters_name">
 <col class="parameters_description">
 <col width="200px" class="parameters_annotations">
 </colgroup>
 <tbody>
 <tr>
 <td class="parameter_name"><p>classes</p></td>
 <td class="parameter_description"><p>a "/" separate list of klasses to match, only match if all classes
 are matched</p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 <tr>
 <td class="parameter_name"><p>minrank</p></td>
 <td class="parameter_description"><p>Minimum rank</p></td>
 <td class="parameter_annotations"> </td>
 </tr>
 </tbody>
 </table></div>
 </div>
 <div class="refsect3">
 <a name="id-1.4.4.8.10.6"></a><h4>Returns</h4>
 <p> a <a href="http://library.gnome.org/devel/glib/unstable/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of
 <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> device monitors. Use <a class="link" href="GstPluginFeature.html#gst-plugin-feature-list-free" title="gst_plugin_feature_list_free ()"><code class="function">gst_plugin_feature_list_free()</code></a> after
 usage. </p>
 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> Gst.DeviceMonitorFactory]</span></p>
 </div>
 <p class="since">Since 1.4</p>
 </div>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.other_details"></a><h2>Types and Values</h2>
 <div class="refsect2">
 <a name="GstDeviceMonitorFactory-struct"></a><h3>GstDeviceMonitorFactory</h3>
 <pre class="programlisting">typedef struct _GstDeviceMonitorFactory GstDeviceMonitorFactory;</pre>
 <p>The opaque <a class="link" href="GstDeviceMonitorFactory.html" title="GstDeviceMonitorFactory"><span class="type">GstDeviceMonitorFactory</span></a> data structure.</p>
 <p class="since">Since 1.4</p>
 </div>
 <hr>
 <div class="refsect2">
 <a name="GstDeviceMonitorFactoryClass"></a><h3>GstDeviceMonitorFactoryClass</h3>
 <pre class="programlisting">typedef struct _GstDeviceMonitorFactoryClass GstDeviceMonitorFactoryClass;</pre>
 <p>The opaque <a class="link" href="GstDeviceMonitorFactory.html#GstDeviceMonitorFactoryClass" title="GstDeviceMonitorFactoryClass"><span class="type">GstDeviceMonitorFactoryClass</span></a> data structure.</p>
 <p class="since">Since 1.4</p>
 </div>
 </div>
 <div class="refsect1">
 <a name="GstDeviceMonitorFactory.see-also"></a><h2>See Also</h2>
 <p><a class="link" href="gstreamer-GstDeviceMonitor.html#GstDeviceMonitor" title="struct GstDeviceMonitor"><span class="type">GstDeviceMonitor</span></a>, <a class="link" href="GstPlugin.html" title="GstPlugin"><span class="type">GstPlugin</span></a>, <a class="link" href="GstPluginFeature.html" title="GstPluginFeature"><span class="type">GstPluginFeature</span></a>, <a class="link" href="GstPadTemplate.html" title="GstPadTemplate"><span class="type">GstPadTemplate</span></a>.</p>
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