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<a href="#gst-plugins-good-plugins-monoscope.description" class="shortcut">Description</a>
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<h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-monoscope.top_of_page"></a>monoscope</span></h2>
<p>monoscope — Displays a highly stabilised waveform of audio input</p>
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<div class="refsynopsisdiv">
<a name="gst-plugins-good-plugins-monoscope.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">struct <a class="link" href="gst-plugins-good-plugins-monoscope.html#GstMonoscope" title="struct GstMonoscope">GstMonoscope</a>;
</pre>
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<div class="refsect1">
<a name="gst-plugins-good-plugins-monoscope.description"></a><h2>Description</h2>
<p>
Monoscope is an audio visualisation element. It creates a coloured
curve of the audio signal like on an oscilloscope.
</p>
<p>
</p>
<div class="refsect2">
<a name="idp8912592"></a><h3>Example launch line</h3>
<div class="informalexample"><pre class="programlisting">
gst-launch -v audiotestsrc ! audioconvert ! monoscope ! ffmpegcolorspace ! ximagesink
</pre></div>
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<p>
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<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="idp9021544"></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-good-plugins-plugin-monoscope.html#plugin-monoscope">monoscope</a>
</td>
</tr>
<tr>
<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>
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<hr>
<div class="refsect2">
<a name="idp7343272"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0">
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<td><p><span class="term">name</span></p></td>
<td>sink</td>
</tr>
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<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>
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</tbody>
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<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>
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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)256, height=(int)128, framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
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<p>
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<div class="refsect1">
<a name="gst-plugins-good-plugins-monoscope.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GstMonoscope"></a><h3>struct GstMonoscope</h3>
<pre class="programlisting">struct GstMonoscope {
GstElement element;
/* pads */
GstPad *sinkpad;
GstPad *srcpad;
GstAdapter *adapter;
guint64 next_ts; /* expected timestamp of the next frame */
guint64 frame_duration; /* video frame duration */
gint rate; /* sample rate */
guint bps; /* bytes per sample */
guint spf; /* samples per video frame */
GstSegment segment;
/* QoS stuff *//* with LOCK */
gdouble proportion;
GstClockTime earliest_time;
/* video state */
gint fps_num;
gint fps_denom;
gint width;
gint height;
guint outsize;
/* visualisation state */
struct monoscope_state *visstate;
};
</pre>
<p>
</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-good-plugins-monoscope.see-also"></a><h2>See Also</h2>
goom
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