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| <h2><span class="refentrytitle"><a name="GstTriggerControlSource.top_of_page"></a>GstTriggerControlSource</span></h2> |
| <p>GstTriggerControlSource — trigger control source</p> |
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| <div class="refsect1"> |
| <a name="GstTriggerControlSource.functions"></a><h2>Functions</h2> |
| <div class="informaltable"><table width="100%" border="0"> |
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| <col width="150px" class="functions_return"> |
| <col class="functions_name"> |
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| <tbody> |
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| <td class="function_type"> |
| <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstControlSource.html"><span class="returnvalue">GstControlSource</span></a> * |
| </td> |
| <td class="function_name"> |
| <a class="link" href="GstTriggerControlSource.html#gst-trigger-control-source-new" title="gst_trigger_control_source_new ()">gst_trigger_control_source_new</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="define_keyword">#define</td> |
| <td class="function_name"><a class="link" href="GstTriggerControlSource.html#GST-TYPE-TRIGGER-WAVEFORM:CAPS" title="GST_TYPE_TRIGGER_WAVEFORM">GST_TYPE_TRIGGER_WAVEFORM</a></td> |
| </tr> |
| </tbody> |
| </table></div> |
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| <div class="refsect1"> |
| <a name="GstTriggerControlSource.properties"></a><h2>Properties</h2> |
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| <col width="150px" class="properties_type"> |
| <col width="300px" class="properties_name"> |
| <col width="200px" class="properties_flags"> |
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| <tbody><tr> |
| <td class="property_type"><span class="type">gint64</span></td> |
| <td class="property_name"><a class="link" href="GstTriggerControlSource.html#GstTriggerControlSource--tolerance" title="The “tolerance” property">tolerance</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.other"></a><h2>Types and Values</h2> |
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| <colgroup> |
| <col width="150px" class="name"> |
| <col class="description"> |
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| <tbody><tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="GstTriggerControlSource.html#GstTriggerControlSource-struct" title="struct GstTriggerControlSource">GstTriggerControlSource</a></td> |
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| <div class="refsect1"> |
| <a name="GstTriggerControlSource.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| <pre class="screen"> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> |
| <span class="lineart">╰──</span> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> |
| <span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a> |
| <span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstControlSource.html">GstControlSource</a> |
| <span class="lineart">╰──</span> <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource">GstTimedValueControlSource</a> |
| <span class="lineart">╰──</span> GstTriggerControlSource |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.includes"></a><h2>Includes</h2> |
| <pre class="synopsis">#include <libs/controller/gsttriggercontrolsource.h> |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.description"></a><h2>Description</h2> |
| <p><a class="link" href="GstTriggerControlSource.html" title="GstTriggerControlSource"><span class="type">GstTriggerControlSource</span></a> is a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstControlSource.html"><span class="type">GstControlSource</span></a>, that returns values from user-given |
| control points. It allows for a tolerance on the time-stamps.</p> |
| <p>To use <a class="link" href="GstTriggerControlSource.html" title="GstTriggerControlSource"><span class="type">GstTriggerControlSource</span></a> get a new instance by calling |
| <a class="link" href="GstTriggerControlSource.html#gst-trigger-control-source-new" title="gst_trigger_control_source_new ()"><code class="function">gst_trigger_control_source_new()</code></a>, bind it to a <a href="https://developer.gnome.org/gobject/unstable/gobject-GParamSpec.html#GParamSpec"><span class="type">GParamSpec</span></a> and set some |
| control points by calling <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-set" title="gst_timed_value_control_source_set ()"><code class="function">gst_timed_value_control_source_set()</code></a>.</p> |
| <p>All functions are MT-safe.</p> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.functions_details"></a><h2>Functions</h2> |
| <div class="refsect2"> |
| <a name="gst-trigger-control-source-new"></a><h3>gst_trigger_control_source_new ()</h3> |
| <pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstControlSource.html"><span class="returnvalue">GstControlSource</span></a> * |
| gst_trigger_control_source_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre> |
| <p>This returns a new, unbound <a class="link" href="GstTriggerControlSource.html" title="GstTriggerControlSource"><span class="type">GstTriggerControlSource</span></a>.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.5.8.9.2.5"></a><h4>Returns</h4> |
| <p> a new, unbound <a class="link" href="GstTriggerControlSource.html" title="GstTriggerControlSource"><span class="type">GstTriggerControlSource</span></a>. </p> |
| <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GST-TYPE-TRIGGER-WAVEFORM:CAPS"></a><h3>GST_TYPE_TRIGGER_WAVEFORM</h3> |
| <pre class="programlisting">#define GST_TYPE_TRIGGER_WAVEFORM (gst_trigger_waveform_get_type ()) |
| </pre> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstTriggerControlSource-struct"></a><h3>struct GstTriggerControlSource</h3> |
| <pre class="programlisting">struct GstTriggerControlSource;</pre> |
| <p>The instance structure of <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstControlSource.html"><span class="type">GstControlSource</span></a>.</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstTriggerControlSource.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstTriggerControlSource--tolerance"></a><h3>The <code class="literal">“tolerance”</code> property</h3> |
| <pre class="programlisting"> “tolerance” <span class="type">gint64</span></pre> |
| <p>Amount of ns a control time can be off to still trigger.</p> |
| <p>Flags: Read / Write</p> |
| <p>Allowed values: >= 0</p> |
| <p>Default value: 0</p> |
| </div> |
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