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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">
<a id="idm281472928122952"></a>
<h2>Description</h2>
<p>
Save a set of previously-allocated tables to a file.
</p>
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<div class="refsect1">
<a id="idm281472928121592"></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">
<a id="idm281472928054680"></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>
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<div class="refsect1">
<a id="idm281472928051000"></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>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
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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>
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<div class="refsect1">
<a id="idm281472928047784"></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="idm281472928045928"></a>
<p class="title">
<strong>Example 367. 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>
<div class="refsect1">
<a id="idm281472758237624"></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>
<span class="c1">; Audio out Audio in</span>
-odac -iadc <span class="c1">;;;RT audio I/O</span>
<span class="c1">; For Non-realtime ouput leave only the line below:</span>
<span class="c1">; -o ftsave.wav -W ;;; for file output any platform</span>
<span class="nt"></CsOptions></span>
<span class="nt"><CsInstruments></span>
<span class="c1">; Initialize the global variables.</span>
<span class="vg">sr</span> <span class="o">=</span> <span class="mi">44100</span>
<span class="vg">kr</span> <span class="o">=</span> <span class="mi">4410</span>
<span class="vg">ksmps</span> <span class="o">=</span> <span class="mi">10</span>
<span class="vg">nchnls</span> <span class="o">=</span> <span class="mi">1</span>
<span class="c1">; Table #1, make a sine wave using the GEN10 routine.</span>
gi<span class="n">tmp1</span> <span class="nb">ftgen</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">32768</span><span class="p">,</span> <span class="mi">10</span><span class="p">,</span> <span class="mi">1</span>
<span class="c1">; Table #2, create an empty table.</span>
gi<span class="n">tmp2</span> <span class="nb">ftgen</span> <span class="mi">2</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">32768</span><span class="p">,</span> <span class="mi">7</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">32768</span><span class="p">,</span> <span class="mi">0</span>
<span class="c1">; Instrument #1 - a basic oscillator.</span>
<span class="kd">instr</span> <span class="nf">1</span>
k<span class="n">amp</span> <span class="o">=</span> <span class="mi">20000</span>
k<span class="n">cps</span> <span class="o">=</span> <span class="mi">440</span>
<span class="c1">; Use Table #1.</span>
i<span class="n">fn</span> <span class="o">=</span> <span class="mi">1</span>
a<span class="n">1</span> <span class="nb">oscil</span> k<span class="n">amp</span><span class="p">,</span> k<span class="n">cps</span><span class="p">,</span> i<span class="n">fn</span>
<span class="nb">out</span> a<span class="n">1</span>
<span class="kd">endin</span>
<span class="c1">; Instrument #2 - Load Table #1 into Table #2.</span>
<span class="kd">instr</span> <span class="nf">2</span>
<span class="c1">; Save Table #1 to a file called "table1.ftsave".</span>
<span class="nb">ftsave</span> <span class="s">"table1.ftsave"</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">1</span>
<span class="c1">; Load the "table1.ftsave" file into Table #2.</span>
<span class="nb">ftload</span> <span class="s">"table1.ftsave"</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="mi">2</span>
k<span class="n">amp</span> <span class="o">=</span> <span class="mi">20000</span>
k<span class="n">cps</span> <span class="o">=</span> <span class="mi">440</span>
<span class="c1">; Use Table #2, it should contain Table #1's sine wave now.</span>
i<span class="n">fn</span> <span class="o">=</span> <span class="mi">2</span>
a<span class="n">1</span> <span class="nb">oscil</span> k<span class="n">amp</span><span class="p">,</span> k<span class="n">cps</span><span class="p">,</span> i<span class="n">fn</span>
<span class="nb">out</span> a<span class="n">1</span>
<span class="kd">endin</span>
<span class="nt"></CsInstruments></span>
<span class="nt"><CsScore></span>
<span class="c1">; Play Instrument #1 for 1 second.</span>
<span class="nb">i</span> <span class="mi">1</span> <span class="mi">0</span> <span class="mi">1</span>
<span class="c1">; Play Instrument #2 for 1 second.</span>
<span class="nb">i</span> <span class="mi">2</span> <span class="mi">2</span> <span class="mi">1</span>
<span class="nb">e</span>
<span class="nt"></CsScore></span>
<span class="nt"></CsoundSynthesizer></span>
</pre>
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<p><br class="example-break" />
</p>
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<div class="refsect1">
<a id="idm281472928041752"></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">
<a id="idm281472928037720"></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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