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<h2>
<span class="refentrytitle">ftsave</span>
</h2>
<p>ftsave —
Save a set of previously-allocated tables to a file.
</p>
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<div class="refsect1" title="Description">
<a id="idp24871960"></a>
<h2>Description</h2>
<p>
Save a set of previously-allocated tables to a file.
</p>
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<div class="refsect1" title="Syntax">
<a id="idp24872704"></a>
<h2>Syntax</h2>
<pre class="synopsis"><span class="command"><strong>ftsave</strong></span> "filename", iflag, ifn1 [, ifn2] [...]</pre>
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<div class="refsect1" title="Initialization">
<a id="idp24883264"></a>
<h2>Initialization</h2>
<p>
<span class="emphasis"><em>"filename"</em></span> -- A quoted string containing the name of the file to save.
</p>
<p>
<span class="emphasis"><em>iflag</em></span> -- Type of the file to save. (0 = binary file, Non-zero = text file)
</p>
<p>
<span class="emphasis"><em>ifn1, ifn2, ...</em></span> -- Numbers of tables to save.
</p>
</div>
<div class="refsect1" title="Performance">
<a id="idp24885288"></a>
<h2>Performance</h2>
<p>
<span class="emphasis"><em>ftsave</em></span> saves a list of tables to a file. The file's format can be binary or text.
</p>
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<th align="left">Warning</th>
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<p>
The file's format is not compatible with a WAV-file and is not endian-safe.
</p>
</td>
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<div class="refsect1" title="Examples">
<a id="idp24918632"></a>
<h2>Examples</h2>
<p>
Here is an example of the ftsave opcode. It uses the file <a class="ulink" href="examples/ftsave.csd" target="_top"><em class="citetitle">ftsave.csd</em></a>.
</p>
<div class="example">
<a id="idp24919592"></a>
<p class="title">
<strong>Example 312. Example of the ftsave 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 -iadc <span class="comment">;;;RT audio I/O</span>
<span class="comment">; For Non-realtime ouput leave only the line below:</span>
<span class="comment">; -o ftsave.wav -W ;;; for file output any platform</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></span>
<span class="comment">; Initialize the global variables.</span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">kr</span> <span class="op">=</span> 4410
<span class="ohdr">ksmps</span> <span class="op">=</span> 10
<span class="ohdr">nchnls</span> <span class="op">=</span> 1
<span class="comment">; Table #1, make a sine wave using the GEN10 routine.</span>
gitmp1 <span class="ohdr">ftgen</span> 1, 0, 32768, 10, 1
<span class="comment">; Table #2, create an empty table.</span>
gitmp2 <span class="ohdr">ftgen</span> 2, 0, 32768, 7, 0, 32768, 0
<span class="comment">; Instrument #1 - a basic oscillator.</span>
<span class="oblock">instr</span> 1
kamp <span class="op">=</span> 20000
kcps <span class="op">=</span> 440
<span class="comment">; Use Table #1.</span>
ifn <span class="op">=</span> 1
a1 <span class="opc">oscil</span> kamp, kcps, ifn
<span class="opc">out</span> a1
<span class="oblock">endin</span>
<span class="comment">; Instrument #2 - Load Table #1 into Table #2.</span>
<span class="oblock">instr</span> 2
<span class="comment">; Save Table #1 to a file called "table1.ftsave".</span>
<span class="opc">ftsave</span> "table1.ftsave", 0, 1
<span class="comment">; Load the "table1.ftsave" file into Table #2.</span>
<span class="opc">ftload</span> "table1.ftsave", 0, 2
kamp <span class="op">=</span> 20000
kcps <span class="op">=</span> 440
<span class="comment">; Use Table #2, it should contain Table #1's sine wave now.</span>
ifn <span class="op">=</span> 2
a1 <span class="opc">oscil</span> kamp, kcps, ifn
<span class="opc">out</span> a1
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="comment">; Play Instrument #1 for 1 second.</span>
<span class="stamnt">i</span> 1 0 1
<span class="comment">; Play Instrument #2 for 1 second.</span>
<span class="stamnt">i</span> 2 2 1
<span class="stamnt">e</span>
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
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<p><br class="example-break" />
</p>
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<div class="refsect1" title="See Also">
<a id="idp24921896"></a>
<h2>See Also</h2>
<p>
<a class="link" href="ftloadk.html" title="ftloadk"><em class="citetitle">ftloadk</em></a>,
<a class="link" href="ftload.html" title="ftload"><em class="citetitle">ftload</em></a>,
<a class="link" href="ftsavek.html" title="ftsavek"><em class="citetitle">ftsavek</em></a>
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp24923920"></a>
<h2>Credits</h2>
<p>Author: Gabriel Maldonado</p>
<p>Example written by Kevin Conder.</p>
<p>New in version 4.21</p>
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