1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<html> 3<head> 4<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 5<title>audioinvert: GStreamer Good Plugins 1.0 Plugins Reference Manual</title> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="index.html" title="GStreamer Good Plugins 1.0 Plugins Reference Manual"> 8<link rel="up" href="ch01.html" title="gst-plugins-good Elements"> 9<link rel="prev" href="gst-plugins-good-plugins-audioiirfilter.html" title="audioiirfilter"> 10<link rel="next" href="gst-plugins-good-plugins-audiokaraoke.html" title="audiokaraoke"> 11<meta name="generator" content="GTK-Doc V1.28 (XML mode)"> 12<link rel="stylesheet" href="style.css" type="text/css"> 13</head> 14<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 15<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> 16<td width="100%" align="left" class="shortcuts"> 17<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> 18 <a href="#gst-plugins-good-plugins-audioinvert.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 19 <a href="#gst-plugins-good-plugins-audioinvert.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties"> <span class="dim">|</span> 20 <a href="#gst-plugins-good-plugins-audioinvert.properties" class="shortcut">Properties</a></span> 21</td> 22<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> 23<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> 24<td><a accesskey="p" href="gst-plugins-good-plugins-audioiirfilter.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> 25<td><a accesskey="n" href="gst-plugins-good-plugins-audiokaraoke.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> 26</tr></table> 27<div class="refentry"> 28<a name="gst-plugins-good-plugins-audioinvert"></a><div class="titlepage"></div> 29<div class="refnamediv"><table width="100%"><tr> 30<td valign="top"> 31<h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-audioinvert.top_of_page"></a>audioinvert</span></h2> 32<p>audioinvert</p> 33</td> 34<td class="gallery_image" valign="top" align="right"></td> 35</tr></table></div> 36<div class="refsect1"> 37<a name="gst-plugins-good-plugins-audioinvert.properties"></a><h2>Properties</h2> 38<div class="informaltable"><table class="informaltable" border="0"> 39<colgroup> 40<col width="150px" class="properties_type"> 41<col width="300px" class="properties_name"> 42<col width="200px" class="properties_flags"> 43</colgroup> 44<tbody><tr> 45<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></td> 46<td class="property_name"><a class="link" href="gst-plugins-good-plugins-audioinvert.html#GstAudioInvert--degree" title="The “degree” property">degree</a></td> 47<td class="property_flags">Read / Write</td> 48</tr></tbody> 49</table></div> 50</div> 51<a name="GstAudioInvert"></a><div class="refsect1"> 52<a name="gst-plugins-good-plugins-audioinvert.other"></a><h2>Types and Values</h2> 53<div class="informaltable"><table class="informaltable" width="100%" border="0"> 54<colgroup> 55<col width="150px" class="name"> 56<col class="description"> 57</colgroup> 58<tbody><tr> 59<td class="datatype_keyword">struct</td> 60<td class="function_name"><a class="link" href="gst-plugins-good-plugins-audioinvert.html#GstAudioInvert-struct" title="struct GstAudioInvert">GstAudioInvert</a></td> 61</tr></tbody> 62</table></div> 63</div> 64<div class="refsect1"> 65<a name="gst-plugins-good-plugins-audioinvert.object-hierarchy"></a><h2>Object Hierarchy</h2> 66<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> 67 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> 68 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> 69 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> 70 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0/GstBaseTransform.html#GstBaseTransform-struct">GstBaseTransform</a> 71 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/GstAudioFilter.html#GstAudioFilter-struct">GstAudioFilter</a> 72 <span class="lineart">╰──</span> GstAudioInvert 73</pre> 74</div> 75<div class="refsect1"> 76<a name="gst-plugins-good-plugins-audioinvert.description"></a><h2>Description</h2> 77<p>Swaps upper and lower half of audio samples. Mixing an inverted sample on top of 78the original with a slight delay can produce effects that sound like resonance. 79Creating a stereo sample from a mono source, with one channel inverted produces wide-stereo sounds.</p> 80<div class="refsect2"> 81<a name="id-1.2.23.7.3"></a><h3>Example launch line</h3> 82<div class="informalexample"> 83 <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> 84 <tbody> 85 <tr> 86 <td class="listing_lines" align="right"><pre>1 872 883</pre></td> 89 <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 wave<span class="gtkdoc opt">=</span>saw <span class="gtkdoc opt">!</span> audioinvert degree<span class="gtkdoc opt">=</span><span class="number">0.4</span> <span class="gtkdoc opt">!</span> alsasink 90gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> filesrc location<span class="gtkdoc opt">=</span><span class="string">"melo1.ogg"</span> <span class="gtkdoc opt">!</span> oggdemux <span class="gtkdoc opt">!</span> vorbisdec <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audioinvert degree<span class="gtkdoc opt">=</span><span class="number">0.4</span> <span class="gtkdoc opt">!</span> alsasink 91gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> audiotestsrc wave<span class="gtkdoc opt">=</span>saw <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audioinvert degree<span class="gtkdoc opt">=</span><span class="number">0.4</span> <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> alsasink</pre></td> 92 </tr> 93 </tbody> 94 </table> 95</div> 96 97</div> 98<div class="refsynopsisdiv"> 99<h2>Synopsis</h2> 100<div class="refsect2"> 101<a name="id-1.2.23.7.4.1"></a><h3>Element Information</h3> 102<div class="variablelist"><table border="0" class="variablelist"> 103<colgroup> 104<col align="left" valign="top"> 105<col> 106</colgroup> 107<tbody> 108<tr> 109<td><p><span class="term">plugin</span></p></td> 110<td> 111 <a class="link" href="gst-plugins-good-plugins-plugin-audiofx.html#plugin-audiofx">audiofx</a> 112 </td> 113</tr> 114<tr> 115<td><p><span class="term">author</span></p></td> 116<td>Sebastian Dröge <slomo@circular-chaos.org></td> 117</tr> 118<tr> 119<td><p><span class="term">class</span></p></td> 120<td>Filter/Effect/Audio</td> 121</tr> 122</tbody> 123</table></div> 124</div> 125<hr> 126<div class="refsect2"> 127<a name="id-1.2.23.7.4.2"></a><h3>Element Pads</h3> 128<div class="variablelist"><table border="0" class="variablelist"> 129<colgroup> 130<col align="left" valign="top"> 131<col> 132</colgroup> 133<tbody> 134<tr> 135<td><p><span class="term">name</span></p></td> 136<td>sink</td> 137</tr> 138<tr> 139<td><p><span class="term">direction</span></p></td> 140<td>sink</td> 141</tr> 142<tr> 143<td><p><span class="term">presence</span></p></td> 144<td>always</td> 145</tr> 146<tr> 147<td><p><span class="term">details</span></p></td> 148<td>audio/x-raw, format=(string){ S16LE, F32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string){ interleaved, non-interleaved }</td> 149</tr> 150</tbody> 151</table></div> 152<div class="variablelist"><table border="0" class="variablelist"> 153<colgroup> 154<col align="left" valign="top"> 155<col> 156</colgroup> 157<tbody> 158<tr> 159<td><p><span class="term">name</span></p></td> 160<td>src</td> 161</tr> 162<tr> 163<td><p><span class="term">direction</span></p></td> 164<td>source</td> 165</tr> 166<tr> 167<td><p><span class="term">presence</span></p></td> 168<td>always</td> 169</tr> 170<tr> 171<td><p><span class="term">details</span></p></td> 172<td>audio/x-raw, format=(string){ S16LE, F32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string){ interleaved, non-interleaved }</td> 173</tr> 174</tbody> 175</table></div> 176</div> 177</div> 178</div> 179<div class="refsect1"> 180<a name="gst-plugins-good-plugins-audioinvert.functions_details"></a><h2>Functions</h2> 181<p></p> 182</div> 183<div class="refsect1"> 184<a name="gst-plugins-good-plugins-audioinvert.other_details"></a><h2>Types and Values</h2> 185<div class="refsect2"> 186<a name="GstAudioInvert-struct"></a><h3>struct GstAudioInvert</h3> 187<pre class="programlisting">struct GstAudioInvert;</pre> 188</div> 189</div> 190<div class="refsect1"> 191<a name="gst-plugins-good-plugins-audioinvert.property-details"></a><h2>Property Details</h2> 192<div class="refsect2"> 193<a name="GstAudioInvert--degree"></a><h3>The <code class="literal">“degree”</code> property</h3> 194<pre class="programlisting"> “degree” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></pre> 195<p>Degree of inversion.</p> 196<p>Flags: Read / Write</p> 197<p>Allowed values: [0,1]</p> 198<p>Default value: 0</p> 199</div> 200</div> 201</div> 202<div class="footer"> 203<hr>Generated by GTK-Doc V1.28</div> 204</body> 205</html>
