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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>GStreamer Ugly Plugins 0.10 Plugins Reference Manual: synaesthesia</title>
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                  <a href="#gst-plugins-ugly-plugins-synaesthesia.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 
                  <a href="#gst-plugins-ugly-plugins-synaesthesia.object-hierarchy" class="shortcut">Object Hierarchy</a></span>
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<a name="gst-plugins-ugly-plugins-synaesthesia"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-ugly-plugins-synaesthesia.top_of_page"></a>synaesthesia</span></h2>
<p>synaesthesia — Creates video visualizations of audio input, using stereo and pitch information</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table 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-ugly-plugins-synaesthesia.html#GstSynaesthesia" title="struct GstSynaesthesia">GstSynaesthesia</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.description"></a><h2>Description</h2>
<p>Synaesthesia is an audio visualisation element. It creates glitter and
pulsating fog based on the incomming audio signal.</p>
<div class="refsect2">
<a name="id-1.2.18.5.3"></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
2</pre></td>
        <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch <span class="gtkdoc opt">-</span>v audiotestsrc <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> synaesthesia <span class="gtkdoc opt">!</span> ximagesink
gst<span class="gtkdoc opt">-</span>launch <span class="gtkdoc opt">-</span>v audiotestsrc <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> synaesthesia <span class="gtkdoc opt">!</span> ffmpegcolorspace <span class="gtkdoc opt">!</span> xvimagesink</pre></td>
      </tr>
    </tbody>
  </table>
</div>

</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.18.5.4.1"></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-ugly-plugins-plugin-synaesthesia.html#plugin-synaesthesia">synaesthesia</a>
          </td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Richard Boulton &lt;richard@tartarus.org&gt;</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-1.2.18.5.4.2"></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-int, rate=(int)[ 1, 2147483647 ], channels=(int)2, endianness=(int)1234, width=(int)16, depth=(int)16, signed=(boolean)true</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-rgb, bpp=(int)32, depth=(int)24, endianness=(int)4321, red_mask=(int)65280, green_mask=(int)16711680, blue_mask=(int)-16777216, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<p>
</p>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.functions_details"></a><h2>Functions</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstSynaesthesia"></a><h3>struct GstSynaesthesia</h3>
<pre class="programlisting">struct GstSynaesthesia {
  GstElement element;

  /* pads */
  GstPad *sinkpad, *srcpad;
  GstAdapter *adapter;

  guint64 next_ts;              /* the timestamp of the next frame */
  guint64 frame_duration;
  guint bps;                    /* bytes per sample        */
  guint spf;                    /* samples per video frame */

  gint16 datain[2][FFT_BUFFER_SIZE];

  /* video state */
  gint fps_n, fps_d;
  gint width;
  gint height;
  gint channels;

  /* Audio state */
  gint sample_rate;
  gint rate;

  /* Synaesthesia instance */
  syn_instance *si;
};
</pre>
<p>
</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.see-also"></a><h2>See Also</h2>
<p>goom</p>
</div>
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