<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>autovideosrc</title> <meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> <link rel="home" href="index.html" title="GStreamer Good Plugins 1.0 Plugins Reference Manual"> <link rel="up" href="ch01.html" title="gst-plugins-good Elements"> <link rel="prev" href="gst-plugins-good-plugins-autovideosink.html" title="autovideosink"> <link rel="next" href="gst-plugins-good-plugins-avidemux.html" title="avidemux"> <meta name="generator" content="GTK-Doc V1.18 (XML mode)"> <link rel="stylesheet" href="style.css" type="text/css"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"> <tr valign="middle"> <td><a accesskey="p" href="gst-plugins-good-plugins-autovideosink.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td> <td><a accesskey="u" href="ch01.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td> <td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td> <th width="100%" align="center">GStreamer Good Plugins 1.0 Plugins Reference Manual</th> <td><a accesskey="n" href="gst-plugins-good-plugins-avidemux.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td> </tr> <tr><td colspan="5" class="shortcuts"> <a href="#gst-plugins-good-plugins-autovideosrc.synopsis" class="shortcut">Top</a> | <a href="#gst-plugins-good-plugins-autovideosrc.description" class="shortcut">Description</a> | <a href="#gst-plugins-good-plugins-autovideosrc.object-hierarchy" class="shortcut">Object Hierarchy</a> | <a href="#gst-plugins-good-plugins-autovideosrc.implemented-interfaces" class="shortcut">Implemented Interfaces</a> | <a href="#gst-plugins-good-plugins-autovideosrc.properties" class="shortcut">Properties</a> </td></tr> </table> <div class="refentry"> <a name="gst-plugins-good-plugins-autovideosrc"></a><div class="titlepage"></div> <div class="refnamediv"><table width="100%"><tr> <td valign="top"> <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-autovideosrc.top_of_page"></a>autovideosrc</span></h2> <p>autovideosrc — Wrapper video source for automatically detected video source</p> </td> <td valign="top" align="right"></td> </tr></table></div> <div class="refsynopsisdiv"> <a name="gst-plugins-good-plugins-autovideosrc.synopsis"></a><h2>Synopsis</h2> <a name="GstAutoVideoSrc"></a><pre class="synopsis"> <a class="link" href="gst-plugins-good-plugins-autovideosrc.html#GstAutoVideoSrc-struct" title="GstAutoVideoSrc">GstAutoVideoSrc</a>; </pre> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.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/html/GstBin.html">GstBin</a> +----GstAutoVideoSrc </pre> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.implemented-interfaces"></a><h2>Implemented Interfaces</h2> <p> GstAutoVideoSrc implements <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstChildProxy.html">GstChildProxy</a>.</p> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.properties"></a><h2>Properties</h2> <pre class="synopsis"> "<a class="link" href="gst-plugins-good-plugins-autovideosrc.html#GstAutoVideoSrc--filter-caps" title='The "filter-caps" property'>filter-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> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.description"></a><h2>Description</h2> <p> autovideosrc is a video src that automatically detects an appropriate video source to use. It does so by scanning the registry for all elements that have <span class="quote">“<span class="quote">Source</span>”</span> and <span class="quote">“<span class="quote">Video</span>”</span> in the class field of their element information, and also have a non-zero autoplugging rank. </p> <p> </p> <div class="refsect2"> <a name="idp6896304"></a><h3>Example launch line</h3> <div class="informalexample"> <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> <tbody> <tr> <td class="listing_lines" align="right"><pre>1</pre></td> <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> <span class="gtkdoc opt">-</span>v <span class="gtkdoc opt">-</span>m autovideosrc <span class="gtkdoc opt">!</span> xvimagesink</pre></td> </tr> </tbody> </table> </div> </div> <p> </p> <div class="refsynopsisdiv"> <h2>Synopsis</h2> <div class="refsect2"> <a name="idp6764640"></a><h3>Element Information</h3> <div class="variablelist"><table border="0"> <col align="left" valign="top"> <tbody> <tr> <td><p><span class="term">plugin</span></p></td> <td> <a class="link" href="gst-plugins-good-plugins-plugin-autodetect.html#plugin-autodetect">autodetect</a> </td> </tr> <tr> <td><p><span class="term">author</span></p></td> <td>Jan Schmidt <thaytan@noraisin.net>, Stefan Kost <ensonic@users.sf.net></td> </tr> <tr> <td><p><span class="term">class</span></p></td> <td>Source/Video</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2"> <a name="idp5343072"></a><h3>Element Pads</h3> <div class="variablelist"><table border="0"> <col align="left" valign="top"> <tbody> <tr> <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> </tr> </tbody> </table></div> </div> </div> <p> </p> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.details"></a><h2>Details</h2> <div class="refsect2"> <a name="GstAutoVideoSrc-struct"></a><h3>GstAutoVideoSrc</h3> <pre class="programlisting">typedef struct _GstAutoVideoSrc GstAutoVideoSrc;</pre> <p> </p> </div> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.property-details"></a><h2>Property Details</h2> <div class="refsect2"> <a name="GstAutoVideoSrc--filter-caps"></a><h3>The <code class="literal">"filter-caps"</code> property</h3> <pre class="programlisting"> "filter-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> This property will filter out candidate sources that can handle the specified caps. By default only video sources that support raw rgb and yuv video are selected. </p> <p> This property can only be set before the element goes to the READY state. </p> <p class="since">Since 0.10.14</p> </div> </div> <div class="refsect1"> <a name="gst-plugins-good-plugins-autovideosrc.see-also"></a><h2>See Also</h2> autoaudiosrc, v4l2src, v4lsrc </div> </div> <div class="footer"> <hr> Generated by GTK-Doc V1.18</div> </body> </html>