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7<title>GetLastSoftwarePointer</title>
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10<h1><CODE><a href="../../../../nn/Overview.html">nn</a>::<a href="../../../../nn/jpeg/Overview.html">jpeg</a>::<a href="../../../../nn/jpeg/CTR/Overview.html">CTR</a>::<a href="../../../../nn/jpeg/CTR/JpegMpDecoder/Overview.html">JpegMpDecoder</a>::GetLastSoftwarePointer</CODE> Member Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">#include &lt;nn/jpeg.h&gt;
14
15const char * GetLastSoftwarePointer() const;
16</pre>
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18<h2>Parameters</h2>
19    <div class="section">
20<p>None.</p>
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22<h2>Return Values</h2>
23<div class="section">If successful, returns a string pointer to the software name. Even if successful, returns <CODE>NULL</CODE> if the number of characters (excluding the terminating <CODE>0x00</CODE>) is 0.<br />Returns <CODE>NULL</CODE> on failure. </div>
24<h2>Description</h2>
25    <div class="section">
26<p>Gets a string pointer to the program name of the image that was either decoded or whose EXIF information was extracted immediately previous to this call.</p><p>If that processing fails, this function also fails. This function needs image data to get the information. Do not destroy the image data. This information is the information registered in the IFD0 <CODE>Software</CODE> tag.</p><p>This function fails if the string is not <CODE>0</CODE>-terminated. Use the <CODE><a href="../../../../nn/jpeg/CTR/JpegMpDecoder/GetLastSoftwareLength.html">GetLastSoftwareLength</a></CODE> function to get the number of characters in the string.</p><!-- write here --></div>
27<h2>Revision History</h2>
28    <div class="section">
29      <dl class="history">
30        <dt>2010/06/14</dt>
31<dd>Initial version.<br />
32        </dd>
33      </dl>
34    </div>
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