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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>GstBtSimSyn: GStreamer Buzztrax Reference Manual</title>
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<a href="#" class="shortcut">Top</a><span id="nav_description">  <span class="dim">|</span> 
                  <a href="#GstBtSimSyn.description" class="shortcut">Description</a></span><span id="nav_hierarchy">  <span class="dim">|</span> 
                  <a href="#GstBtSimSyn.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_interfaces">  <span class="dim">|</span> 
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                  <a href="#GstBtSimSyn.properties" class="shortcut">Properties</a></span>
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<div class="refentry">
<a name="GstBtSimSyn"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GstBtSimSyn.top_of_page"></a>GstBtSimSyn</span></h2>
<p>GstBtSimSyn — simple monophonic audio synthesizer</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="GstBtSimSyn.properties"></a><h2>Properties</h2>
<div class="informaltable"><table border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--attack" title="The “attack” property">attack</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--cut-off" title="The “cut-off” property">cut-off</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--decay" title="The “decay” property">decay</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a class="link" href="GstBtFilterSVF.html#GstBtFilterSVFType" title="enum GstBtFilterSVFType"><span class="type">GstBtFilterSVFType</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--filter" title="The “filter” property">filter</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a class="link" href="buzztrax-gst-GstBtMusicEnums.html#GstBtNote" title="enum GstBtNote"><span class="type">GstBtNote</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--note" title="The “note” property">note</a></td>
<td class="property_flags">Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--resonance" title="The “resonance” property">resonance</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a class="link" href="GstBtToneConversion.html#GstBtToneConversionTuning" title="enum GstBtToneConversionTuning"><span class="type">GstBtToneConversionTuning</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--tuning" title="The “tuning” property">tuning</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--volume" title="The “volume” property">volume</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a class="link" href="GstBtOscSynth.html#GstBtOscSynthWave" title="enum GstBtOscSynthWave"><span class="type">GstBtOscSynthWave</span></a></td>
<td class="property_name"><a class="link" href="GstBtSimSyn.html#GstBtSimSyn--wave" title="The “wave” property">wave</a></td>
<td class="property_flags">Read / Write</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.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="GstBtSimSyn.html#GstBtSimSyn-struct" title="struct GstBtSimSyn">GstBtSimSyn</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a>
                <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseSrc.html#GstBaseSrc-struct">GstBaseSrc</a>
                    <span class="lineart">╰──</span> <a class="link" href="GstBtAudioSynth.html" title="GstBtAudioSynth">GstBtAudioSynth</a>
                        <span class="lineart">╰──</span> GstBtSimSyn
</pre>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GstBtSimSyn implements
 <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPreset.html#GstPreset-struct">GstPreset</a> and  <a class="link" href="GstBtTempo.html" title="GstBtTempo">GstBtTempo</a>.</p>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.description"></a><h2>Description</h2>
<p>Simple monophonic audio synthesizer with a single oscillator (<a class="link" href="GstBtOscSynth.html" title="GstBtOscSynth"><span class="type">GstBtOscSynth</span></a>)
, an attack-decay envelope (<a class="link" href="GstBtEnvelopeAD.html" title="GstBtEnvelopeAD"><span class="type">GstBtEnvelopeAD</span></a>) and a state-variable filter
(<a class="link" href="GstBtFilterSVF.html" title="GstBtFilterSVF"><span class="type">GstBtFilterSVF</span></a>).</p>
<div class="refsect2">
<a name="id-1.5.8.7.3"></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</pre></td>
        <td class="listing_code"><pre class="programlisting"><span class="normal">gst</span><span class="symbol">-</span><span class="normal">launch</span><span class="symbol">-</span><span class="number">1.0</span><span class="normal"> </span><span class="usertype">simsyn</span><span class="normal"> num</span><span class="symbol">-</span><span class="normal">buffers</span><span class="symbol">=</span><span class="number">10</span><span class="normal"> note</span><span class="symbol">=</span><span class="string">"c-4"</span><span class="normal"> </span><span class="symbol">!</span><span class="normal"> autoaudiosink</span></pre></td>
      </tr>
    </tbody>
  </table>
</div>
 Render a sine wave tone.
</div>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstBtSimSyn-struct"></a><h3>struct GstBtSimSyn</h3>
<pre class="programlisting">struct GstBtSimSyn;</pre>
<p>Class instance data.</p>
</div>
</div>
<div class="refsect1">
<a name="GstBtSimSyn.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstBtSimSyn--attack"></a><h3>The <code class="literal">“attack”</code> property</h3>
<pre class="programlisting">  “attack”                   <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Attack of the envelope in seconds.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0.001,4]</p>
<p>Default value: 0.001</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--cut-off"></a><h3>The <code class="literal">“cut-off”</code> property</h3>
<pre class="programlisting">  “cut-off”                  <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Audio filter cut-off frequency.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0,1]</p>
<p>Default value: 0.8</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--decay"></a><h3>The <code class="literal">“decay”</code> property</h3>
<pre class="programlisting">  “decay”                    <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Decay of the envelope in seconds.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0.001,4]</p>
<p>Default value: 0.5</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--filter"></a><h3>The <code class="literal">“filter”</code> property</h3>
<pre class="programlisting">  “filter”                   <a class="link" href="GstBtFilterSVF.html#GstBtFilterSVFType" title="enum GstBtFilterSVFType"><span class="type">GstBtFilterSVFType</span></a></pre>
<p>Type of audio filter.</p>
<p>Flags: Read / Write</p>
<p>Default value: LowPass</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--note"></a><h3>The <code class="literal">“note”</code> property</h3>
<pre class="programlisting">  “note”                     <a class="link" href="buzztrax-gst-GstBtMusicEnums.html#GstBtNote" title="enum GstBtNote"><span class="type">GstBtNote</span></a></pre>
<p>Musical note (e.g. 'c-3', 'd#4').</p>
<p>Flags: Write</p>
<p>Default value: NONE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--resonance"></a><h3>The <code class="literal">“resonance”</code> property</h3>
<pre class="programlisting">  “resonance”                <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Audio filter resonance.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0.7,25]</p>
<p>Default value: 0.8</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--tuning"></a><h3>The <code class="literal">“tuning”</code> property</h3>
<pre class="programlisting">  “tuning”                   <a class="link" href="GstBtToneConversion.html#GstBtToneConversionTuning" title="enum GstBtToneConversionTuning"><span class="type">GstBtToneConversionTuning</span></a></pre>
<p>Harmonic tuning schema.</p>
<p>Flags: Read / Write</p>
<p>Default value: GSTBT_TONE_CONVERSION_EQUAL_TEMPERAMENT</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--volume"></a><h3>The <code class="literal">“volume”</code> property</h3>
<pre class="programlisting">  “volume”                   <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre>
<p>Highest level of the envelope.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0,1]</p>
<p>Default value: 0.8</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBtSimSyn--wave"></a><h3>The <code class="literal">“wave”</code> property</h3>
<pre class="programlisting">  “wave”                     <a class="link" href="GstBtOscSynth.html#GstBtOscSynthWave" title="enum GstBtOscSynthWave"><span class="type">GstBtOscSynthWave</span></a></pre>
<p>Oscillator waveform.</p>
<p>Flags: Read / Write</p>
<p>Default value: Sine</p>
</div>
</div>
</div>
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