docs/plugins/html/gst-plugins-good-plugins-audiopanorama.html

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  24 <a href="#gst-plugins-good-plugins-audiopanorama.synopsis" class="shortcut">Top</a>
  25                    |
  26                   <a href="#gst-plugins-good-plugins-audiopanorama.description" class="shortcut">Description</a>
  27                    |
  28                   <a href="#gst-plugins-good-plugins-audiopanorama.object-hierarchy" class="shortcut">Object Hierarchy</a>
  29                    |
  30                   <a href="#gst-plugins-good-plugins-audiopanorama.properties" class="shortcut">Properties</a>
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  33 <div class="refentry">
  34 <a name="gst-plugins-good-plugins-audiopanorama"></a><div class="titlepage"></div>
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  37 <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-audiopanorama.top_of_page"></a>audiopanorama</span></h2>
  38 <p>audiopanorama — Positions audio streams in the stereo panorama</p>
  39 </td>
  40 <td valign="top" align="right"></td>
  41 </tr></table></div>
  42 <div class="refsynopsisdiv">
  43 <a name="gst-plugins-good-plugins-audiopanorama.synopsis"></a><h2>Synopsis</h2>
  44 <a name="GstAudioPanorama"></a><pre class="synopsis">struct              <a class="link" href="gst-plugins-good-plugins-audiopanorama.html#GstAudioPanorama-struct" title="struct GstAudioPanorama">GstAudioPanorama</a>;
  45 </pre>
  46 </div>
  47 <div class="refsect1">
  48 <a name="gst-plugins-good-plugins-audiopanorama.object-hierarchy"></a><h2>Object Hierarchy</h2>
  49 <pre class="synopsis">
  50   <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
  51    +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
  52          +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
  53                +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseTransform.html">GstBaseTransform</a>
  54                      +----GstAudioPanorama
  55 </pre>
  56 </div>
  57 <div class="refsect1">
  58 <a name="gst-plugins-good-plugins-audiopanorama.properties"></a><h2>Properties</h2>
  59 <pre class="synopsis">
  60   "<a class="link" href="gst-plugins-good-plugins-audiopanorama.html#GstAudioPanorama--panorama" title='The "panorama" property'>panorama</a>"                 <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                : Read / Write
  61   "<a class="link" href="gst-plugins-good-plugins-audiopanorama.html#GstAudioPanorama--method" title='The "method" property'>method</a>"                   <span class="type">GstAudioPanoramaMethod</span>  : Read / Write
  62 </pre>
  63 </div>
  64 <div class="refsect1">
  65 <a name="gst-plugins-good-plugins-audiopanorama.description"></a><h2>Description</h2>
  66 <p>
  67 Stereo panorama effect with controllable pan position. One can choose between the default psychoacoustic panning method,
  68 which keeps the same perceived loudness, and a simple panning method that just controls the volume on one channel.
  69 </p>
  70 <p>
  71 </p>
  72 <div class="refsect2">
  73 <a name="idp5718064"></a><h3>Example launch line</h3>
  74 <div class="informalexample">
  75   <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
  76     <tbody>
  77       <tr>
  78         <td class="listing_lines" align="right"><pre>1
  79 2
  80 3
  81 4</pre></td>
  82         <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch audiotestsrc wave<span class="gtkdoc opt">=</span>saw <span class="gtkdoc opt">!</span> audiopanorama panorama<span class="gtkdoc opt">=-</span><span class="number">1.00</span> <span class="gtkdoc opt">!</span> alsasink
  83 gst<span class="gtkdoc opt">-</span>launch filesrc location<span class="gtkdoc opt">=</span><span class="string">&quot;melo1.ogg&quot;</span> <span class="gtkdoc opt">!</span> oggdemux <span class="gtkdoc opt">!</span> vorbisdec <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audiopanorama panorama<span class="gtkdoc opt">=-</span><span class="number">1.00</span> <span class="gtkdoc opt">!</span> alsasink
  84 gst<span class="gtkdoc opt">-</span>launch audiotestsrc wave<span class="gtkdoc opt">=</span>saw <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audiopanorama panorama<span class="gtkdoc opt">=-</span><span class="number">1.00</span> <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> alsasink
  85 gst<span class="gtkdoc opt">-</span>launch audiotestsrc wave<span class="gtkdoc opt">=</span>saw <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audiopanorama method<span class="gtkdoc opt">=</span>simple panorama<span class="gtkdoc opt">=-</span><span class="number">0.50</span> <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> alsasink</pre></td>
  86       </tr>
  87     </tbody>
  88   </table>
  89 </div>
  90
  91 </div>
  92 <p>
  93 </p>
  94 <div class="refsynopsisdiv">
  95 <h2>Synopsis</h2>
  96 <div class="refsect2">
  97 <a name="idp8729296"></a><h3>Element Information</h3>
  98 <div class="variablelist"><table border="0">
  99 <col align="left" valign="top">
 100 <tbody>
 101 <tr>
 102 <td><p><span class="term">plugin</span></p></td>
 103 <td>
 104             <a class="link" href="gst-plugins-good-plugins-plugin-audiofx.html#plugin-audiofx">audiofx</a>
 105           </td>
 106 </tr>
 107 <tr>
 108 <td><p><span class="term">author</span></p></td>
 109 <td>Stefan Kost &lt;ensonic@users.sf.net&gt;</td>
 110 </tr>
 111 <tr>
 112 <td><p><span class="term">class</span></p></td>
 113 <td>Filter/Effect/Audio</td>
 114 </tr>
 115 </tbody>
 116 </table></div>
 117 </div>
 118 <hr>
 119 <div class="refsect2">
 120 <a name="idp9775120"></a><h3>Element Pads</h3>
 121 <div class="variablelist"><table border="0">
 122 <col align="left" valign="top">
 123 <tbody>
 124 <tr>
 125 <td><p><span class="term">name</span></p></td>
 126 <td>sink</td>
 127 </tr>
 128 <tr>
 129 <td><p><span class="term">direction</span></p></td>
 130 <td>sink</td>
 131 </tr>
 132 <tr>
 133 <td><p><span class="term">presence</span></p></td>
 134 <td>always</td>
 135 </tr>
 136 <tr>
 137 <td><p><span class="term">details</span></p></td>
 138 <td>audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2 ], endianness=(int)1234, width=(int)32</td>
 139 </tr>
 140 <tr>
 141 <td><p><span class="term"></span></p></td>
 142 <td> audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2 ], endianness=(int)1234, width=(int)16, depth=(int)16, signed=(boolean)true</td>
 143 </tr>
 144 </tbody>
 145 </table></div>
 146 <div class="variablelist"><table border="0">
 147 <col align="left" valign="top">
 148 <tbody>
 149 <tr>
 150 <td><p><span class="term">name</span></p></td>
 151 <td>src</td>
 152 </tr>
 153 <tr>
 154 <td><p><span class="term">direction</span></p></td>
 155 <td>source</td>
 156 </tr>
 157 <tr>
 158 <td><p><span class="term">presence</span></p></td>
 159 <td>always</td>
 160 </tr>
 161 <tr>
 162 <td><p><span class="term">details</span></p></td>
 163 <td>audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)2, endianness=(int)1234, width=(int)32</td>
 164 </tr>
 165 <tr>
 166 <td><p><span class="term"></span></p></td>
 167 <td> audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)2, endianness=(int)1234, width=(int)16, depth=(int)16, signed=(boolean)true</td>
 168 </tr>
 169 </tbody>
 170 </table></div>
 171 </div>
 172 </div>
 173 <p>
 174 </p>
 175 </div>
 176 <div class="refsect1">
 177 <a name="gst-plugins-good-plugins-audiopanorama.details"></a><h2>Details</h2>
 178 <div class="refsect2">
 179 <a name="GstAudioPanorama-struct"></a><h3>struct GstAudioPanorama</h3>
 180 <pre class="programlisting">struct GstAudioPanorama;</pre>
 181 <p>
 182 </p>
 183 </div>
 184 </div>
 185 <div class="refsect1">
 186 <a name="gst-plugins-good-plugins-audiopanorama.property-details"></a><h2>Property Details</h2>
 187 <div class="refsect2">
 188 <a name="GstAudioPanorama--panorama"></a><h3>The <code class="literal">"panorama"</code> property</h3>
 189 <pre class="programlisting">  "panorama"                 <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                : Read / Write</pre>
 190 <p>Position in stereo panorama (-1.0 left -&gt; 1.0 right).</p>
 191 <p>Allowed values: [-1,1]</p>
 192 <p>Default value: 0</p>
 193 </div>
 194 <hr>
 195 <div class="refsect2">
 196 <a name="GstAudioPanorama--method"></a><h3>The <code class="literal">"method"</code> property</h3>
 197 <pre class="programlisting">  "method"                   <span class="type">GstAudioPanoramaMethod</span>  : Read / Write</pre>
 198 <p>
 199 Panning method: psychoacoustic mode keeps the same perceived loudness,
 200 while simple mode just controls the volume of one channel. It's merely
 201 a matter of taste which method should be chosen.
 202 </p>
 203 <p>Default value: Psychoacoustic Panning (default)</p>
 204 <p class="since">Since 0.10.6</p>
 205 </div>
 206 </div>
 207 </div>
 208 <div class="footer">
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