<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>spectrascope: GStreamer Bad Plugins 1.0 Plugins Reference Manual</title> <meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> <link rel="home" href="index.html" title="GStreamer Bad Plugins 1.0 Plugins Reference Manual"> <link rel="up" href="ch01.html" title="gst-plugins-bad Elements"> <link rel="prev" href="gst-plugins-bad-plugins-spanplc.html" title="spanplc"> <link rel="next" href="gst-plugins-bad-plugins-speed.html" title="speed"> <meta name="generator" content="GTK-Doc V1.28 (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="5"><tr valign="middle"> <td width="100%" align="left" class="shortcuts"> <a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> <a href="#gst-plugins-bad-plugins-spectrascope.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> <a href="#gst-plugins-bad-plugins-spectrascope.object-hierarchy" class="shortcut">Object Hierarchy</a></span> </td> <td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> <td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> <td><a accesskey="p" href="gst-plugins-bad-plugins-spanplc.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> <td><a accesskey="n" href="gst-plugins-bad-plugins-speed.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> </tr></table> <div class="refentry"> <a name="gst-plugins-bad-plugins-spectrascope"></a><div class="titlepage"></div> <div class="refnamediv"><table width="100%"><tr> <td valign="top"> <h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-spectrascope.top_of_page"></a>spectrascope</span></h2> <p>spectrascope</p> </td> <td class="gallery_image" valign="top" align="right"></td> </tr></table></div> <a name="GstSpectraScope"></a><div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.other"></a><h2>Types and Values</h2> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="name"> <col class="description"> </colgroup> <tbody><tr> <td class="datatype_keyword">struct</td> <td class="function_name"><a class="link" href="gst-plugins-bad-plugins-spectrascope.html#GstSpectraScope-struct" title="struct GstSpectraScope">GstSpectraScope</a></td> </tr></tbody> </table></div> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.object-hierarchy"></a><h2>Object Hierarchy</h2> <pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> <span class="lineart">╰──</span> GstAudioVisualizer <span class="lineart">╰──</span> GstSpectraScope </pre> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.description"></a><h2>Description</h2> <p>Spectrascope is a simple spectrum visualisation element. It renders the frequency spectrum as a series of bars.</p> <div class="refsect3"> <a name="id-1.2.213.6.3"></a><h4>Example launch line</h4> <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> audiotestsrc <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> spectrascope <span class="gtkdoc opt">!</span> ximagesink</pre></td> </tr> </tbody> </table> </div> <p></p> </div> <div class="refsynopsisdiv"> <h2>Synopsis</h2> <div class="refsect2"> <a name="id-1.2.213.6.4.1"></a><h3>Element Information</h3> <div class="variablelist"><table border="0" class="variablelist"> <colgroup> <col align="left" valign="top"> <col> </colgroup> <tbody> <tr> <td><p><span class="term">plugin</span></p></td> <td> <a class="link" href="gst-plugins-bad-plugins-plugin-audiovisualizers.html#plugin-audiovisualizers">audiovisualizers</a> </td> </tr> <tr> <td><p><span class="term">author</span></p></td> <td>Stefan Kost <ensonic@users.sf.net></td> </tr> <tr> <td><p><span class="term">class</span></p></td> <td>Visualization</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2"> <a name="id-1.2.213.6.4.2"></a><h3>Element Pads</h3> <div class="variablelist"><table border="0" class="variablelist"> <colgroup> <col align="left" valign="top"> <col> </colgroup> <tbody> <tr> <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>audio/x-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int)[ 8000, 96000 ], channels=(int)2, channel-mask=(bitmask)0x0000000000000003</td> </tr> </tbody> </table></div> <div class="variablelist"><table border="0" class="variablelist"> <colgroup> <col align="left" valign="top"> <col> </colgroup> <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>video/x-raw, format=(string)BGRx, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> </tr> </tbody> </table></div> </div> </div> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.functions_details"></a><h2>Functions</h2> <p></p> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.other_details"></a><h2>Types and Values</h2> <div class="refsect2"> <a name="GstSpectraScope-struct"></a><h3>struct GstSpectraScope</h3> <pre class="programlisting">struct GstSpectraScope;</pre> </div> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-spectrascope.see-also"></a><h2>See Also</h2> <p>goom</p> </div> </div> <div class="footer"> <hr>Generated by GTK-Doc V1.28</div> </body> </html>