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<h2>
<span class="refentrytitle">midiout</span>
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<p>midiout —
Sends a generic MIDI message to the MIDI OUT port.
</p>
</div>
<div class="refsect1" title="Description">
<a id="idp31345944"></a>
<h2>Description</h2>
<p>
Sends a generic MIDI message to the MIDI OUT port.
</p>
</div>
<div class="refsect1" title="Syntax">
<a id="idp31346608"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>midiout</strong></span> kstatus, kchan, kdata1, kdata2</pre>
</div>
<div class="refsect1" title="Performance">
<a id="idp31347640"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>kstatus</em></span> -- the type of MIDI message. Can be:
</p>
<div class="itemizedlist">
<ul class="itemizedlist" type="disc">
<li class="listitem">
<p>128 (note off)</p>
</li>
<li class="listitem">
<p>144 (note on)</p>
</li>
<li class="listitem">
<p>160 (polyphonic aftertouch)</p>
</li>
<li class="listitem">
<p>176 (control change)</p>
</li>
<li class="listitem">
<p>192 (program change)</p>
</li>
<li class="listitem">
<p>208 (channel aftertouch)</p>
</li>
<li class="listitem">
<p>224 (pitch bend)</p>
</li>
<li class="listitem">
<p>0 when no MIDI messages must be sent to the MIDI OUT port</p>
</li>
</ul>
</div>
<p>
</p>
<p>
<span class="emphasis"><em>kchan</em></span> -- MIDI channel (1-16)
</p>
<p>
<span class="emphasis"><em>kdata1, kdata2</em></span> -- message-dependent data values
</p>
<p>
<span class="emphasis"><em>midiout</em></span> has no output arguments, because it sends a message to the MIDI OUT port implicitly. It works at k-rate. It sends a MIDI message only when <span class="emphasis"><em>kstatus</em></span> is non-zero.
</p>
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<th align="left">Warning</th>
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<p>
<span class="emphasis"><em>Warning:</em></span> Normally <span class="emphasis"><em>kstatus</em></span> should be set to 0. Only when the user intends to send a MIDI message, can it be set to the corresponding message type number.
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<div class="refsect1" title="Examples">
<a id="idp31400800"></a>
<h2>Examples</h2>
<p>
Here is an example of the midiout opcode. It uses the file <a class="ulink" href="examples/midiout.csd" target="_top"><em class="citetitle">midiout.csd</em></a>.
</p>
<div class="example">
<a id="idp31401776"></a>
<p class="title">
<strong>Example 469. Example of the midiout opcode.</strong>
</p>
<div class="example-contents">
<p>See the sections <a class="link" href="UsingRealTime.html" title="Real-Time Audio"><em class="citetitle">Real-time Audio</em></a> and <a class="link" href="CommandFlags.html" title="Csound command line"><em class="citetitle">Command Line Flags</em></a> for more information on using command line flags.</p>
<pre class="programlisting">
<span class="csdtag"><CsoundSynthesizer></span>
<span class="csdtag"><CsOptions></span>
<span class="comment">; Select audio/midi flags here according to platform</span>
<span class="comment">; Audio out Audio in</span>
-odac -Ma -Q1 <span class="comment">;;;realtime audio out and midi out and midi in (all midi inputs)</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">ksmps</span> <span class="op">=</span> 32
<span class="ohdr">nchnls</span> <span class="op">=</span> 2
<span class="ohdr">0dbfs</span> <span class="op">=</span> 1
<span class="oblock">instr</span> 1
<span class="opc">midiout</span> 192, 1, 21, 0 <span class="comment">;program change to instr. 21</span>
inum <span class="opc">notnum</span>
ivel <span class="opc">veloc</span>
<span class="opc">midion</span> 1, inum, ivel
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="stamnt">i</span> 1 0 3 80 100 <span class="comment">;play note for 3 seconds</span>
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
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<p><br class="example-break" />
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp31404056"></a>
<h2>Credits</h2>
<p>
</p>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: Gabriel Maldonado</td>
</tr>
<tr>
<td>Italy</td>
</tr>
<tr>
<td>1998</td>
</tr>
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<p>
</p>
<p>New in Csound version 3.492</p>
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