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<h2>
<span class="refentrytitle">outrg</span>
</h2>
<p>outrg —
Allow output to a range of adjacent audio channels on the audio output device
</p>
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<div class="refsect1" title="Description">
<a id="idp34956152"></a>
<h2>Description</h2>
<p>
<span class="emphasis"><em>outrg</em></span> outputs audio to a range of adjacent audio channels on the audio output device.
</p>
</div>
<div class="refsect1" title="Syntax">
<a id="idp34957048"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>outrg</strong></span> kstart, aout1 [,aout2, aout3, ..., aoutN]</pre>
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<div class="refsect1" title="Performance">
<a id="idp34967648"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>kstart</em></span> - the number of the first channel of the output device to be accessed (channel numbers starts with 1, which is the first channel)
</p>
<p>
<span class="emphasis"><em>aout1, aout2, ... aoutN</em></span> - the arguments containing the audio to be output to the corresponding output channels.
</p>
<p>
<span class="emphasis"><em>outrg</em></span> allows to output a range of adjacent channels to the output device. <span class="emphasis"><em>kstart</em></span> indicates the first channel to be accessed (channel 1 is the first channel). The user must be sure that the number obtained by summing kstart plus the number of accessed channels -1 is <= <a class="link" href="nchnls.html" title="nchnls"><em class="citetitle">nchnls</em></a>.
</p>
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<div class="refsect1" title="Examples">
<a id="idp35004992"></a>
<h2>Examples</h2>
<p>
Here is an example of the outrg opcode. It uses the file <a class="ulink" href="examples/outrg.csd" target="_top"><em class="citetitle">outrg.csd</em></a>.
</p>
<div class="example">
<a id="idp35005904"></a>
<p class="title">
<strong>Example 556. Example of the outrg 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>
-odac <span class="comment">;;;realtime audio out</span>
<span class="comment">;-iadc ;;;uncomment -iadc if realtime audio input is needed too</span>
<span class="comment">; For Non-realtime ouput leave only the line below:</span>
<span class="comment">; -o outrg.wav -W ;;; for file output any platform</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> 4 <span class="comment">;quad</span>
<span class="ohdr">0dbfs</span> <span class="op">=</span> 1
<span class="oblock">instr</span> 1
kleft <span class="opc">init</span> 1
asig <span class="opc">vco2</span> .5, 220 <span class="comment">;sawtooth</span>
idur <span class="op">=</span> p3<span class="op">/</span>(<span class="ohdr">nchnls</span><span class="op">-</span>1)
knext <span class="opc">init</span> idur
kpos <span class="opc">init</span> 0
krate <span class="opc">init</span> 1<span class="op">/</span>idur
kbase <span class="opc">init</span> 0
ktime <span class="opc">timeinsts</span>
<span class="octrl">if</span> ktime<span class="op">>=</span>knext then
kleft <span class="op">=</span> kleft <span class="op">+</span> 1
knext <span class="op">=</span> knext <span class="op">+</span> idur
kpos <span class="op">=</span> 0
kbase <span class="op">=</span> ktime
<span class="octrl">else</span>
kpos <span class="op">=</span> (ktime<span class="op">-</span>kbase)<span class="op">/</span>idur
<span class="octrl">endif</span>
<span class="opc">printks</span> "speaker <span class="op">%</span>d position <span class="op">%</span>f\n", 0, kleft, kpos
a1,a2 <span class="opc">pan2</span> asig, kpos
<span class="opc">outrg</span> kleft, a1, a2
kpos <span class="op">=</span> kbase<span class="op">/</span>idur
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="stamnt">i</span> 1 0 10
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
</div>
<p><br class="example-break" />
Its output should include lines like these:
</p>
<pre class="screen">
speaker 1 position 0.000200
speaker 1 position 0.000400
speaker 1 position 0.000600
.....
speaker 1 position 1.000000
speaker 2 position 0.000000
speaker 2 position 0.000200
....
speaker 2 position 0.999800
speaker 3 position 0.000000
speaker 3 position 0.000200
....
speaker 3 position 0.999600
speaker 4 position 0.000000
.....</pre>
<p>
</p>
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<div class="refsect1" title="Credits">
<a id="idp35008888"></a>
<h2>Credits</h2>
<p>Author: Gabriel Maldonado</p>
<p>New in version 5.06</p>
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