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diff --git a/docs/libs/html/GstTimedValueControlSource.html b/docs/libs/html/GstTimedValueControlSource.html new file mode 100644 index 0000000..b81d608 --- /dev/null +++ b/docs/libs/html/GstTimedValueControlSource.html @@ -0,0 +1,309 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>GstTimedValueControlSource</title> +<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> +<link rel="home" href="index.html" title="GStreamer 1.0 Library Reference Manual"> +<link rel="up" href="gstreamer-control.html" title="GStreamer Dynamic Parameter Control"> +<link rel="prev" href="gstreamer-control.html" title="GStreamer Dynamic Parameter Control"> +<link rel="next" href="GstInterpolationControlSource.html" title="GstInterpolationControlSource"> +<meta name="generator" content="GTK-Doc V1.18 (XML mode)"> +<link rel="stylesheet" href="style.css" type="text/css"> +</head> +<body 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+ | + <a href="#GstTimedValueControlSource.object-hierarchy" class="shortcut">Object Hierarchy</a> +</td></tr> +</table> +<div class="refentry"> +<a name="GstTimedValueControlSource"></a><div class="titlepage"></div> +<div class="refnamediv"><table width="100%"><tr> +<td valign="top"> +<h2><span class="refentrytitle"><a name="GstTimedValueControlSource.top_of_page"></a>GstTimedValueControlSource</span></h2> +<p>GstTimedValueControlSource — timed value control source base class</p> +</td> +<td valign="top" align="right"></td> +</tr></table></div> +<div class="refsynopsisdiv"> +<a name="GstTimedValueControlSource.synopsis"></a><h2>Synopsis</h2> +<pre class="synopsis"> +#include <libs/controller/gsttimedvaluecontrolsource.h> + +struct <a class="link" href="GstTimedValueControlSource.html#GstTimedValueControlSource-struct" title="struct GstTimedValueControlSource">GstTimedValueControlSource</a>; +<a href="http://library.gnome.org/devel/glib/unstable/glib-Sequences.html#GSequenceIter"><span class="returnvalue">GSequenceIter</span></a> * <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-find-control-point-iter" title="gst_timed_value_control_source_find_control_point_iter ()">gst_timed_value_control_source_find_control_point_iter</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>); +<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-set" title="gst_timed_value_control_source_set ()">gst_timed_value_control_source_set</a> (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>, + <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> value</code></em>); +<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-set-from-list" title="gst_timed_value_control_source_set_from_list ()">gst_timed_value_control_source_set_from_list</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Singly-Linked-Lists.html#GSList"><span class="type">GSList</span></a> *timedvalues</code></em>); +<a href="http://library.gnome.org/devel/glib/unstable/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> * <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-get-all" title="gst_timed_value_control_source_get_all ()">gst_timed_value_control_source_get_all</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>); +<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-unset" title="gst_timed_value_control_source_unset ()">gst_timed_value_control_source_unset</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>); +<span class="returnvalue">void</span> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-unset-all" title="gst_timed_value_control_source_unset_all ()">gst_timed_value_control_source_unset_all</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>); +<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-source-get-count" title="gst_timed_value_control_source_get_count ()">gst_timed_value_control_source_get_count</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>); +<span class="returnvalue">void</span> <a class="link" href="GstTimedValueControlSource.html#gst-timed-value-control-invalidate-cache" title="gst_timed_value_control_invalidate_cache ()">gst_timed_value_control_invalidate_cache</a> + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>); +</pre> +</div> +<div class="refsect1"> +<a name="GstTimedValueControlSource.object-hierarchy"></a><h2>Object Hierarchy</h2> +<pre class="synopsis"> + <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> + +----<a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> + +----<a href="../gstreamer-1.0/GstObject.html">GstObject</a> + +----<a href="../gstreamer-1.0/GstControlSource.html">GstControlSource</a> + +----GstTimedValueControlSource + +----<a class="link" href="GstInterpolationControlSource.html" title="GstInterpolationControlSource">GstInterpolationControlSource</a> + +----<a class="link" href="GstTriggerControlSource.html" title="GstTriggerControlSource">GstTriggerControlSource</a> +</pre> +</div> +<div class="refsect1"> +<a name="GstTimedValueControlSource.description"></a><h2>Description</h2> +<p> +Base class for <span class="type">GstContrlSources</span> that use time-stamped values. +</p> +<p> +When overriding bind, chain up first to give this bind implementation a +chance to setup things. +</p> +<p> +All functions are MT-safe. +</p> +</div> +<div class="refsect1"> +<a name="GstTimedValueControlSource.details"></a><h2>Details</h2> +<div class="refsect2"> +<a name="GstTimedValueControlSource-struct"></a><h3>struct GstTimedValueControlSource</h3> +<pre class="programlisting">struct GstTimedValueControlSource;</pre> +<p> +The instance structure of <a href="../gstreamer-1.0/GstControlSource.html"><span class="type">GstControlSource</span></a>. +</p> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-find-control-point-iter"></a><h3>gst_timed_value_control_source_find_control_point_iter ()</h3> +<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Sequences.html#GSequenceIter"><span class="returnvalue">GSequenceIter</span></a> * gst_timed_value_control_source_find_control_point_iter + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>);</pre> +<p> +Find last value before given timestamp in control point list. +If all values in the control point list come after the given +timestamp or no values exist, <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> is returned. +</p> +<p> +For use in control source implementations. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the control source to search in</td> +</tr> +<tr> +<td><p><span class="term"><em class="parameter"><code>timestamp</code></em> :</span></p></td> +<td>the search key</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>the found <a href="http://library.gnome.org/devel/glib/unstable/glib-Sequences.html#GSequenceIter"><span class="type">GSequenceIter</span></a> or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> +</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-set"></a><h3>gst_timed_value_control_source_set ()</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_timed_value_control_source_set (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>, + <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> value</code></em>);</pre> +<p> +Set the value of given controller-handled property at a certain time. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> object</td> +</tr> +<tr> +<td><p><span class="term"><em class="parameter"><code>timestamp</code></em> :</span></p></td> +<td>the time the control-change is scheduled for</td> +</tr> +<tr> +<td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td> +<td>the control-value</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>FALSE if the values couldn't be set, TRUE otherwise.</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-set-from-list"></a><h3>gst_timed_value_control_source_set_from_list ()</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_timed_value_control_source_set_from_list + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Singly-Linked-Lists.html#GSList"><span class="type">GSList</span></a> *timedvalues</code></em>);</pre> +<p> +Sets multiple timed values at once. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> object</td> +</tr> +<tr> +<td><p><span class="term"><em class="parameter"><code>timedvalues</code></em> :</span></p></td> +<td>a list +with <a href="../gstreamer-1.0/GstControlSource.html#GstTimedValue"><span class="type">GstTimedValue</span></a> items. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GstController.TimedValue]</span> +</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>FALSE if the values couldn't be set, TRUE otherwise.</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-get-all"></a><h3>gst_timed_value_control_source_get_all ()</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_timed_value_control_source_get_all + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>);</pre> +<p> +Returns a read-only copy of the list of <a href="../gstreamer-1.0/GstControlSource.html#GstTimedValue"><span class="type">GstTimedValue</span></a> for the given property. +Free the list after done with it. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> to get the list from</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>a copy +of the list, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the property isn't handled by the controller. <span class="annotation">[<acronym title="Free data container after the code is done."><span class="acronym">transfer container</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GstController.TimedValue]</span> +</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-unset"></a><h3>gst_timed_value_control_source_unset ()</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_timed_value_control_source_unset + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>, + <em class="parameter"><code><a href="../gstreamer-1.0/GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> timestamp</code></em>);</pre> +<p> +Used to remove the value of given controller-handled property at a certain +time. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> object</td> +</tr> +<tr> +<td><p><span class="term"><em class="parameter"><code>timestamp</code></em> :</span></p></td> +<td>the time the control-change should be removed from</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>FALSE if the value couldn't be unset (i.e. not found, TRUE otherwise.</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-unset-all"></a><h3>gst_timed_value_control_source_unset_all ()</h3> +<pre class="programlisting"><span class="returnvalue">void</span> gst_timed_value_control_source_unset_all + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>);</pre> +<p> +Used to remove all time-stamped values of given controller-handled property +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody><tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> object</td> +</tr></tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-source-get-count"></a><h3>gst_timed_value_control_source_get_count ()</h3> +<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gst_timed_value_control_source_get_count + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>);</pre> +<p> +Get the number of control points that are set. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody> +<tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> to get the number of values from</td> +</tr> +<tr> +<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> +<td>the number of control points that are set.</td> +</tr> +</tbody> +</table></div> +</div> +<hr> +<div class="refsect2"> +<a name="gst-timed-value-control-invalidate-cache"></a><h3>gst_timed_value_control_invalidate_cache ()</h3> +<pre class="programlisting"><span class="returnvalue">void</span> gst_timed_value_control_invalidate_cache + (<em class="parameter"><code><a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> *self</code></em>);</pre> +<p> +Reset the controlled value cache. +</p> +<div class="variablelist"><table border="0"> +<col align="left" valign="top"> +<tbody><tr> +<td><p><span class="term"><em class="parameter"><code>self</code></em> :</span></p></td> +<td>the <a class="link" href="GstTimedValueControlSource.html" title="GstTimedValueControlSource"><span class="type">GstTimedValueControlSource</span></a> +</td> +</tr></tbody> +</table></div> +</div> +</div> +</div> +<div class="footer"> +<hr> + Generated by GTK-Doc V1.18</div> +</body> +</html>
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