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7<title>GetLastTwlUserMakerNoteSize</title>
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10<h1><CODE>nn::jpeg::CTR::JpegMpDecoder::GetLastTwlUserMakerNoteSize</CODE> Member Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">#include &lt;nn/jpeg.h&gt;
14size_t GetLastTwlUserMakerNoteSize() const;
15</pre>
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17<h2>Arguments</h2>
18    <div class="section">
19<p>None.</p>
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21<h2>Return Values</h2>
22<div class="section">If successful, returns the size of the MakerNote in bytes. Returns <CODE>0</CODE> on failure. </div>
23<h2>Description</h2>
24    <div class="section">
25<p>Gets the size in bytes of the Nintendo DSi application MakerNote 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 the image data to get the information, so do not destroy the image data.</p><p>Use the <CODE><a href="../../../../nn/jpeg/CTR/JpegMpDecoder/GetLastTwlUserMakerNotePointer.html">GetLastTwlUserMakerNotePointer</a></CODE> function to get a pointer to the MakerNote data.</p><p>Success of this function does not guarantee that the image was taken with a Nintendo DSi application.</p><p>Use the <CODE><a href="../../../../nn/jpeg/CTR/JpegMpDecoder/GetLastUserMakerNotePointer.html">GetLastUserMakerNotePointer</a></CODE> and <CODE><a href="../../../../nn/jpeg/CTR/JpegMpDecoder/GetLastUserMakerNoteSize.html">GetLastUserMakerNoteSize</a></CODE> functions to get the CTR application MakerNote.</p><!-- write here --></div>
26<h2>Revision History</h2>
27    <div class="section">
28      <dl class="history">
29        <dt>2010/06/14</dt>
30<dd>Initial version.<br />
31        </dd>
32      </dl>
33    </div>
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