<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>cudasliding</title>
<link rel="stylesheet" type="text/css" href="csound.css" />
<link rel="stylesheet" type="text/css" href="syntax-highlighting.css" />
<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" />
<link rel="home" href="index.html" title="The Canonical Csound Reference Manual" />
<link rel="up" href="ExperimentalTop.html" title="Experimental Orchestra Opcodes and GEN Routines" />
<link rel="prev" href="cudasynth.html" title="cudasynth" />
<link rel="next" href="DeprecatedTop.html" title="Deprecated Orchestra Opcodes and GEN Routines" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">cudasliding</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="cudasynth.html">Prev</a> </td>
<th width="60%" align="center">Experimental Orchestra Opcodes and GEN Routines</th>
<td width="20%" align="right"> <a accesskey="n" href="DeprecatedTop.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="refentry">
<a id="cudasliding"></a>
<div class="titlepage"></div>
<a id="IndexCudasliding" class="indexterm"></a>
<div class="refnamediv">
<h2>
<span class="refentrytitle">cudasliding</span>
</h2>
<p>cudasliding —
Perform sliding phase vocoder algorithm with simplified
transformational FM using GPU hardware. Experimental and
only available as source code at the moment.
</p>
</div>
<div class="refsect1">
<a id="idm281472814867848"></a>
<h2>Description</h2>
<p>
Perform sliding phase vocoder algorithm with simplified
transformational FM using GPU hardware.
</p>
</div>
<div class="refsect1">
<a id="idm281472814864504"></a>
<h2>Syntax</h2>
<pre class="synopsis">asig <span class="command"><strong>cudasliding</strong></span> ain, amod, iwinsize</pre>
</div>
<div class="refsect1">
<a id="idm281472814862296"></a>
<h2>Initialization</h2>
<p>
<span class="emphasis"><em>iwinsize</em></span> -- The DFT size in samples. Need not be a power of two. <span class="emphasis"><em>ifftsize</em></span> determines the number of analysis bins used.
</p>
</div>
<div class="refsect1">
<a id="idm281472814860216"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>ain</em></span> -- input signal for transformation.
</p>
<p>
<span class="emphasis"><em>amod</em></span> -- signal that modulates the analysed
signal.
</p>
</div>
<div class="refsect1">
<a id="idm281472814787864"></a>
<h2>Examples</h2>
<p>
Here is an example of the cudasliding opcode. It uses the file <a class="ulink" href="examples/cudasliding.csd" target="_top"><em class="citetitle">cudasliding.csd</em></a>.
</p>
<div class="example">
<a id="idm281472814785992"></a>
<p class="title">
<strong>Example 1229. Example of the cudasliding 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>
<div class="refsect1">
<a id="idm281472677583384"></a>
<pre class="programlisting">
<span class="nt"><CsoundSynthesizer></span>
<span class="nt"><CsOptions></span>
<span class="c1">; Select audio/midi flags here according to platform</span>
-odac <span class="c1">;;;realtime audio out</span>
<span class="c1">;-iadc ;;;uncomment -iadc if realtime audio input is needed too</span>
<span class="c1">; For Non-realtime ouput leave only the line below:</span>
<span class="c1">; -o cudaslidig.wav -W ;;; for file output any platform</span>
<span class="nt"></CsOptions></span>
<span class="nt"><CsInstruments></span>
<span class="vg">sr</span> <span class="o">=</span> <span class="mi">44100</span>
<span class="vg">ksmps</span> <span class="o">=</span> <span class="mi">64</span>
<span class="vg">0dbfs</span> <span class="o">=</span> <span class="mi">1</span>
<span class="vg">nchnls</span> <span class="o">=</span> <span class="mi">2</span>
<span class="kd">instr</span> <span class="nf">1</span>
a<span class="n">sig</span> <span class="o">=</span> <span class="nb">diskin</span><span class="p">:</span><span class="nb">a</span><span class="p">(</span><span class="s">"flutec3.wav"</span><span class="p">,</span><span class="mi">1</span><span class="p">,</span><span class="mi">0</span><span class="p">,</span><span class="mi">1</span><span class="p">)</span>
a<span class="n">mod</span> <span class="o">=</span> <span class="nb">oscil</span><span class="p">:</span><span class="nb">a</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="mi">3</span><span class="p">)</span>
a<span class="n">sig2</span> <span class="o">=</span> <span class="n">cudasliding</span><span class="p">(</span>a<span class="n">sig</span><span class="p">,</span>a<span class="n">mod</span><span class="p">)</span>
a<span class="n">sig</span> <span class="o">=</span> <span class="nb">linenr</span><span class="p">(</span>a<span class="n">sig2</span><span class="p">,</span><span class="mf">0.005</span><span class="p">,</span><span class="mf">0.01</span><span class="p">,</span><span class="mf">0.01</span><span class="p">)</span>
<span class="nb">out</span><span class="p">(</span>a<span class="n">sig</span><span class="p">)</span>
<span class="kd">endin</span>
<span class="nt"></CsInstruments></span>
<span class="nt"><CsScore></span>
<span class="nb">i</span><span class="mi">1</span> <span class="mi">0</span> <span class="mi">60</span>
<span class="nt"></CsScore></span>
<span class="nt"></CsoundSynthesizer></span>
</pre>
</div>
</div>
</div>
<p><br class="example-break" />
</p>
</div>
<div class="refsect1">
<a id="idm281472814781800"></a>
<h2>Credits</h2>
<p>
</p>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: Russell Bradford</td>
</tr>
<tr>
<td>March 2014 </td>
</tr>
</table>
<p>
</p>
<p>New in version 6.03</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="cudasynth.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="ExperimentalTop.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="DeprecatedTop.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">cudasynth </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> Deprecated Orchestra Opcodes and GEN Routines</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mageia
>
7
>
armv7hl
>
media
>
core-release
>
by-pkgid
>
5fcfcb7517038d1f44ab4e478e6e61fa
>
files
>
534
