<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>speed</title> <meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> <link rel="home" href="index.html" title="GStreamer Bad Plugins 0.10 Plugins Reference Manual"> <link rel="up" href="ch01.html" title="gst-plugins-bad Elements"> <link rel="prev" href="gst-plugins-bad-plugins-sdpdemux.html" title="sdpdemux"> <link rel="next" href="gst-plugins-bad-plugins-stereo.html" title="stereo"> <meta name="generator" content="GTK-Doc V1.13 (XML mode)"> <link rel="stylesheet" href="style.css" type="text/css"> <link rel="chapter" href="ch01.html" title="gst-plugins-bad Elements"> <link rel="chapter" href="ch02.html" title="gst-plugins-bad Plugins"> <link rel="chapter" href="ch03.html" title="gst-plugins-bad Classes"> </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-bad-plugins-sdpdemux.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 Bad Plugins 0.10 Plugins Reference Manual</th> <td><a accesskey="n" href="gst-plugins-bad-plugins-stereo.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-bad-plugins-speed.synopsis" class="shortcut">Top</a> | <a href="#gst-plugins-bad-plugins-speed.description" class="shortcut">Description</a> | <a href="#gst-plugins-bad-plugins-speed.object-hierarchy" class="shortcut">Object Hierarchy</a> | <a href="#gst-plugins-bad-plugins-speed.properties" class="shortcut">Properties</a> </td></tr> </table> <div class="refentry" title="speed"> <a name="gst-plugins-bad-plugins-speed"></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-speed.top_of_page"></a>speed</span></h2> <p>speed — Set speed/pitch on audio/raw streams (resampler)</p> </td> <td valign="top" align="right"></td> </tr></table></div> <div class="refsynopsisdiv" title="Synopsis"> <a name="gst-plugins-bad-plugins-speed.synopsis"></a><h2>Synopsis</h2> <a name="GstSpeed"></a><pre class="synopsis"> <a class="link" href="gst-plugins-bad-plugins-speed.html#GstSpeed-struct" title="GstSpeed">GstSpeed</a>; </pre> </div> <div class="refsect1" title="Object Hierarchy"> <a name="gst-plugins-bad-plugins-speed.object-hierarchy"></a><h2>Object Hierarchy</h2> <pre class="synopsis"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a> +----<a href="/usr/share/gtk-doc/html/gstreamer-0.10/GstObject.html">GstObject</a> +----<a href="/usr/share/gtk-doc/html/gstreamer-0.10/GstElement.html">GstElement</a> +----GstSpeed </pre> </div> <div class="refsect1" title="Properties"> <a name="gst-plugins-bad-plugins-speed.properties"></a><h2>Properties</h2> <pre class="synopsis"> "<a class="link" href="gst-plugins-bad-plugins-speed.html#GstSpeed--speed" title='The "speed" property'>speed</a>" <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write / Construct </pre> </div> <div class="refsect1" title="Description"> <a name="gst-plugins-bad-plugins-speed.description"></a><h2>Description</h2> <p> Plays an audio stream at a different speed. </p> <p> Do not use this element. Either use the 'pitch' element, or do a seek with a non-1.0 rate parameter, this will have the same effect as using the speed element (but relies on the decoder/demuxer to handle this correctly, also requires a fairly up-to-date gst-plugins-base, as of February 2007). </p> <p> </p> <div class="refsect2" title="Example launch line"> <a name="id410637"></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="symbol">-</span>launch filesrc location<span class="symbol">=</span>test<span class="symbol">.</span>ogg <span class="symbol">!</span> decodebin <span class="symbol">!</span> audioconvert <span class="symbol">!</span> speed speed<span class="symbol">=</span><span class="number">1.5</span> <span class="symbol">!</span> audioconvert <span class="symbol">!</span> audioresample <span class="symbol">!</span> autoaudiosink</pre></td> </tr> </tbody> </table> </div> Plays an .ogg file at 1.5x speed. </div> <p> </p> <p> Last reviewed on 2007-02-26 (0.10.4.1)</p> </div> <div class="refsect1" title="Details"> <a name="gst-plugins-bad-plugins-speed.details"></a><h2>Details</h2> <div class="refsect2" title="GstSpeed"> <a name="GstSpeed-struct"></a><h3>GstSpeed</h3> <pre class="programlisting">typedef struct _GstSpeed GstSpeed;</pre> <p> </p> </div> </div> <div class="refsect1" title="Property Details"> <a name="gst-plugins-bad-plugins-speed.property-details"></a><h2>Property Details</h2> <div class="refsect2" title='The "speed" property'> <a name="GstSpeed--speed"></a><h3>The <code class="literal">"speed"</code> property</h3> <pre class="programlisting"> "speed" <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write / Construct</pre> <p>speed.</p> <p>Allowed values: [0.1,40]</p> <p>Default value: 1</p> </div> </div> </div> <div class="footer"> <hr> Generated by GTK-Doc V1.13</div> </body> </html>