docs/plugins/html/gstreamer-plugins-capsfilter.html


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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<a href="#gstreamer-plugins-capsfilter.synopsis" class="shortcut">Top</a>
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                  <a href="#gstreamer-plugins-capsfilter.description" class="shortcut">Description</a>
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                  <a href="#gstreamer-plugins-capsfilter.object-hierarchy" class="shortcut">Object Hierarchy</a>
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                  <a href="#gstreamer-plugins-capsfilter.properties" class="shortcut">Properties</a>
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<a name="gstreamer-plugins-capsfilter"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gstreamer-plugins-capsfilter.top_of_page"></a>capsfilter</span></h2>
<p>capsfilter — Pass data without modification, limiting formats</p>
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<div class="refsynopsisdiv">
<a name="gstreamer-plugins-capsfilter.synopsis"></a><h2>Synopsis</h2>
<a name="GstCapsFilter"></a><pre class="synopsis">struct              <a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter-struct" title="struct GstCapsFilter">GstCapsFilter</a>;
</pre>
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<div class="refsect1">
<a name="gstreamer-plugins-capsfilter.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="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
               +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
                     +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseTransform.html">GstBaseTransform</a>
                           +----GstCapsFilter
</pre>
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<div class="refsect1">
<a name="gstreamer-plugins-capsfilter.properties"></a><h2>Properties</h2>
<pre class="synopsis">
  "<a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter--caps" title='The "caps" property'>caps</a>"                     <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a>*              : Read / Write
</pre>
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<div class="refsect1">
<a name="gstreamer-plugins-capsfilter.description"></a><h2>Description</h2>
<p>
The element does not modify data as such, but can enforce limitations on the
data format.
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<p>
</p>
<div class="refsect2">
<a name="idp57236528"></a><h3>Example launch line</h3>
<div class="informalexample">
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        <td class="listing_lines" align="right"><pre>1</pre></td>
        <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch videotestsrc <span class="gtkdoc opt">!</span> video<span class="gtkdoc opt">/</span>x<span class="gtkdoc opt">-</span>raw<span class="gtkdoc opt">,</span>format<span class="gtkdoc opt">=</span>GRAY8 <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> autovideosink</pre></td>
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 Limits acceptable video from videotestsrc to be grayscale.
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</p>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
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<a name="idp57985856"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
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<td><p><span class="term">plugin</span></p></td>
<td>
            <a class="link" href="gstreamer-plugins-plugin-coreelements.html#plugin-coreelements">coreelements</a>
          </td>
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<td><p><span class="term">author</span></p></td>
<td>David Schleef &lt;ds@schleef.org&gt;</td>
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<td><p><span class="term">class</span></p></td>
<td>Generic</td>
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<div class="refsect2">
<a name="idp50485728"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
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<col align="left" valign="top">
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<td><p><span class="term">name</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>ANY</td>
</tr>
</tbody>
</table></div>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
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<td><p><span class="term">name</span></p></td>
<td>src</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>source</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>ANY</td>
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</tbody>
</table></div>
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<p>
</p>
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<div class="refsect1">
<a name="gstreamer-plugins-capsfilter.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GstCapsFilter-struct"></a><h3>struct GstCapsFilter</h3>
<pre class="programlisting">struct GstCapsFilter;</pre>
<p>
The opaque <a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter"><span class="type">GstCapsFilter</span></a> data structure.
</p>
</div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-capsfilter.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstCapsFilter--caps"></a><h3>The <code class="literal">"caps"</code> property</h3>
<pre class="programlisting">  "caps"                     <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a>*              : Read / Write</pre>
<p>Restrict the possible allowed capabilities (NULL means ANY). Setting this property takes a reference to the supplied GstCaps object.</p>
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