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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<a href="#gst-plugins-ugly-plugins-synaesthesia.synopsis" class="shortcut">Top</a>
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<a href="#gst-plugins-ugly-plugins-synaesthesia.description" class="shortcut">Description</a>
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<a name="gst-plugins-ugly-plugins-synaesthesia"></a><div class="titlepage"></div>
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<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>
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<a name="gst-plugins-ugly-plugins-synaesthesia.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">struct <a class="link" href="gst-plugins-ugly-plugins-synaesthesia.html#GstSynaesthesia" title="struct GstSynaesthesia">GstSynaesthesia</a>;
</pre>
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<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>
<p>
</p>
<div class="refsect2">
<a name="idp8624816"></a><h3>Example launch line</h3>
<div class="informalexample">
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<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>
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<p>
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<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="idp2533280"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0">
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<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>
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<td><p><span class="term">author</span></p></td>
<td>Richard Boulton <richard@tartarus.org></td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Visualization</td>
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</tbody>
</table></div>
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<hr>
<div class="refsect2">
<a name="idp7616672"></a><h3>Element Pads</h3>
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<td><p><span class="term">name</span></p></td>
<td>sink</td>
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<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
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<td><p><span class="term">presence</span></p></td>
<td>always</td>
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<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>
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</tbody>
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<td><p><span class="term">name</span></p></td>
<td>src</td>
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<td><p><span class="term">direction</span></p></td>
<td>source</td>
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<td><p><span class="term">presence</span></p></td>
<td>always</td>
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<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>
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<p>
</p>
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<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.details"></a><h2>Details</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;
guint outsize;
GstBufferPool *pool;
/* Audio state */
gint sample_rate;
gint rate;
gint channels;
/* Synaesthesia instance */
syn_instance *si;
};
</pre>
<p>
</p>
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<div class="refsect1">
<a name="gst-plugins-ugly-plugins-synaesthesia.see-also"></a><h2>See Also</h2>
goom
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