1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2<html xml:lang="en-US" lang="en-US" xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <meta http-equiv="Content-Style-Type" content="text/css" /> 6 <link rel="stylesheet" href="../../../../css/manpage.css" type="text/css" /> 7<title>GetLastOutputBufferWidth</title> 8 </head> 9 <body> 10<h1><CODE>nn::jpeg::CTR::JpegMpDecoder::GetLastOutputBufferWidth</CODE> Member Function</h1> 11<h2>Syntax</h2> 12 <div class="section"> 13 <pre class="definition">#include <nn/jpeg.h> 14 15u32 GetLastOutputBufferWidth() const; 16</pre> 17 </div> 18<h2>Arguments</h2> 19 <div class="section"> 20<p>None.</p> 21 </div> 22<h2>Return Values</h2> 23<div class="section">The width (in pixels) of the output image buffer.<br />If the output image buffer width was specified with the <CODE><a href="../../../../nn/jpeg/CTR/JpegMpDecoder/SetOutputBufferWidth.html">SetOutputBufferWidth</a></CODE> function before decoding, this function returns either that specified value (rounded down to match the pixel format given by <a href="../../../../nn/jpeg/CTR/PixelFormat.html">PixelFormat</a>) or the image width (rounded up to match the pixel format), whichever is greater. Returns <CODE>0</CODE> on failure. </div> 24<h2>Description</h2> 25 <div class="section"> 26<p>Gets the width of the output image buffer where an image was decoded immediately previously.</p><p>If the image was not decoded immediately previously but only had its EXIF information extracted, you cannot call this function (the return value is undefined).</p><!-- write here --></div> 27<h2>Revision History</h2> 28 <div class="section"> 29 <dl class="history"> 30 <dt>2010/10/21</dt> 31<dd>Added a link to PixelFormat.<br /> 32 </dd> 33 <dt>2010/06/14</dt> 34<dd>Initial version.<br /> 35 </dd> 36 </dl> 37 </div> 38 <hr><p>CONFIDENTIAL</p></body> 39</html>