<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>Dirac Video Codec</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head><body bgcolor="#ffffff"> <h1 align="center" color="#606080"> Dirac - A Video Codec </h1> <p align="center"> Created by the <a href="http://www.bbc.co.uk">British Broadcasting Corporation</a>. </p> <hr> <!-- Generated by Doxygen 1.5.9 --> <div class="navpath"><a class="el" href="a00234.html">dirac</a>::<a class="el" href="a00146.html">UpConverter</a> </div> <div class="contents"> <h1>dirac::UpConverter Class Reference</h1><!-- doxytag: class="dirac::UpConverter" -->Upconversion class. <a href="#_details">More...</a> <p> <code>#include <<a class="el" href="a00231_source.html">upconvert.h</a>></code> <p> <p> <a href="a00330.html">List of all members.</a><h2>Public Member Functions</h2> <ul> <li><a class="el" href="a00146.html#e0a9f52b5838241b2805536f23bfc5ec">UpConverter</a> (int min_val, int max_val, int orig_xlen, int orig_ylen) <dl class="el"><dd class="mdescRight">Constructor. <a href="#e0a9f52b5838241b2805536f23bfc5ec"></a><br></dl><li><a class="el" href="a00146.html#6a6eb2daaa9fe145344b54235f6e89be">~UpConverter</a> () <dl class="el"><dd class="mdescRight">Destructor. <a href="#6a6eb2daaa9fe145344b54235f6e89be"></a><br></dl><li>void <a class="el" href="a00146.html#842955e63f2db2cd303e985a6457aad3">DoUpConverter</a> (const <a class="el" href="a00107.html">PicArray</a> &pic_data, <a class="el" href="a00107.html">PicArray</a> &up_data) <dl class="el"><dd class="mdescRight">Upconvert the picture data. <a href="#842955e63f2db2cd303e985a6457aad3"></a><br></dl></ul> <h2>Private Member Functions</h2> <ul> <li><a class="el" href="a00146.html#a5682152bea1ec99df1570fe990ddbbf">UpConverter</a> (const <a class="el" href="a00146.html">UpConverter</a> &cpy) <dl class="el"><dd class="mdescRight">Private body-less copy constructor: class should not be copied. <a href="#a5682152bea1ec99df1570fe990ddbbf"></a><br></dl><li><a class="el" href="a00146.html">UpConverter</a> & <a class="el" href="a00146.html#546f7604a994974b675bbd07213407db">operator=</a> (const <a class="el" href="a00146.html">UpConverter</a> &rhs) <dl class="el"><dd class="mdescRight">Private body-less assignment: class should not be assigned. <a href="#546f7604a994974b675bbd07213407db"></a><br></dl><li>void <a class="el" href="a00146.html#b9cc919711f183459a37f62e10f3c621">RowLoop</a> (<a class="el" href="a00107.html">PicArray</a> &up_data, const int row_num, const int filter_size, const int filter_shift, const short taps[4]) <dl class="el"><dd class="mdescRight">Applies the filter to a row and its successor. <a href="#b9cc919711f183459a37f62e10f3c621"></a><br></dl></ul> <h2>Private Attributes</h2> <ul> <li>int <a class="el" href="a00146.html#e1f6afaca36e8249d28b290d205c2381">m_width_old</a> <li>int <a class="el" href="a00146.html#ad0cba54033ee8f4900f868123aa5e0d">m_height_old</a> <li>int <a class="el" href="a00146.html#827f8201bcb7cde08fc66b11568280e1">m_width_new</a> <li>int <a class="el" href="a00146.html#906033071bc8ec3b7a23c48b9a3048df">m_height_new</a> <li>const int <a class="el" href="a00146.html#57d0dc442c57c9da3c058a45f5603fc0">m_min_val</a> <li>const int <a class="el" href="a00146.html#ea5cc77c47308516297062cfb9224417">m_max_val</a> <li>const int <a class="el" href="a00146.html#49432dcaa2d8cfa54809d15bf114717e">m_orig_xl</a> <li>const int <a class="el" href="a00146.html#c6c7d40dc778dcdd392ec52bed8dc031">m_orig_yl</a> </ul> <hr><a name="_details"></a><h2>Detailed Description</h2> Class to upconvert data by a factor of 2 in both dimensions <hr><h2>Constructor & Destructor Documentation</h2> <a class="anchor" name="e0a9f52b5838241b2805536f23bfc5ec"></a><!-- doxytag: member="dirac::UpConverter::UpConverter" ref="e0a9f52b5838241b2805536f23bfc5ec" args="(int min_val, int max_val, int orig_xlen, int orig_ylen)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">dirac::UpConverter::UpConverter </td> <td>(</td> <td class="paramtype">int </td> <td class="paramname"> <em>min_val</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"> <em>max_val</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"> <em>orig_xlen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"> <em>orig_ylen</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="6a6eb2daaa9fe145344b54235f6e89be"></a><!-- doxytag: member="dirac::UpConverter::~UpConverter" ref="6a6eb2daaa9fe145344b54235f6e89be" args="()" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">dirac::UpConverter::~UpConverter </td> <td>(</td> <td class="paramname"> </td> <td> ) </td> <td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="a5682152bea1ec99df1570fe990ddbbf"></a><!-- doxytag: member="dirac::UpConverter::UpConverter" ref="a5682152bea1ec99df1570fe990ddbbf" args="(const UpConverter &cpy)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">dirac::UpConverter::UpConverter </td> <td>(</td> <td class="paramtype">const <a class="el" href="a00146.html">UpConverter</a> & </td> <td class="paramname"> <em>cpy</em> </td> <td> ) </td> <td><code> [private]</code></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <hr><h2>Member Function Documentation</h2> <a class="anchor" name="842955e63f2db2cd303e985a6457aad3"></a><!-- doxytag: member="dirac::UpConverter::DoUpConverter" ref="842955e63f2db2cd303e985a6457aad3" args="(const PicArray &pic_data, PicArray &up_data)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void dirac::UpConverter::DoUpConverter </td> <td>(</td> <td class="paramtype">const <a class="el" href="a00107.html">PicArray</a> & </td> <td class="paramname"> <em>pic_data</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a00107.html">PicArray</a> & </td> <td class="paramname"> <em>up_data</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Upconvert the picture data, where the parameters are <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>pic_data</em> </td><td>is the original data </td></tr> <tr><td valign="top"></td><td valign="top"><em>up_data</em> </td><td>is the upconverted data </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="546f7604a994974b675bbd07213407db"></a><!-- doxytag: member="dirac::UpConverter::operator=" ref="546f7604a994974b675bbd07213407db" args="(const UpConverter &rhs)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a00146.html">UpConverter</a>& dirac::UpConverter::operator= </td> <td>(</td> <td class="paramtype">const <a class="el" href="a00146.html">UpConverter</a> & </td> <td class="paramname"> <em>rhs</em> </td> <td> ) </td> <td><code> [private]</code></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="b9cc919711f183459a37f62e10f3c621"></a><!-- doxytag: member="dirac::UpConverter::RowLoop" ref="b9cc919711f183459a37f62e10f3c621" args="(PicArray &up_data, const int row_num, const int filter_size, const int filter_shift, const short taps[4])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void dirac::UpConverter::RowLoop </td> <td>(</td> <td class="paramtype"><a class="el" href="a00107.html">PicArray</a> & </td> <td class="paramname"> <em>up_data</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const int </td> <td class="paramname"> <em>row_num</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const int </td> <td class="paramname"> <em>filter_size</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const int </td> <td class="paramname"> <em>filter_shift</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const short </td> <td class="paramname"> <em>taps</em>[4]</td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td><code> [private]</code></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <hr><h2>Member Data Documentation</h2> <a class="anchor" name="906033071bc8ec3b7a23c48b9a3048df"></a><!-- doxytag: member="dirac::UpConverter::m_height_new" ref="906033071bc8ec3b7a23c48b9a3048df" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int <a class="el" href="a00146.html#906033071bc8ec3b7a23c48b9a3048df">dirac::UpConverter::m_height_new</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="ad0cba54033ee8f4900f868123aa5e0d"></a><!-- doxytag: member="dirac::UpConverter::m_height_old" ref="ad0cba54033ee8f4900f868123aa5e0d" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int <a class="el" href="a00146.html#ad0cba54033ee8f4900f868123aa5e0d">dirac::UpConverter::m_height_old</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="ea5cc77c47308516297062cfb9224417"></a><!-- doxytag: member="dirac::UpConverter::m_max_val" ref="ea5cc77c47308516297062cfb9224417" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const int <a class="el" href="a00146.html#ea5cc77c47308516297062cfb9224417">dirac::UpConverter::m_max_val</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="57d0dc442c57c9da3c058a45f5603fc0"></a><!-- doxytag: member="dirac::UpConverter::m_min_val" ref="57d0dc442c57c9da3c058a45f5603fc0" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const int <a class="el" href="a00146.html#57d0dc442c57c9da3c058a45f5603fc0">dirac::UpConverter::m_min_val</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="49432dcaa2d8cfa54809d15bf114717e"></a><!-- doxytag: member="dirac::UpConverter::m_orig_xl" ref="49432dcaa2d8cfa54809d15bf114717e" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const int <a class="el" href="a00146.html#49432dcaa2d8cfa54809d15bf114717e">dirac::UpConverter::m_orig_xl</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="c6c7d40dc778dcdd392ec52bed8dc031"></a><!-- doxytag: member="dirac::UpConverter::m_orig_yl" ref="c6c7d40dc778dcdd392ec52bed8dc031" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const int <a class="el" href="a00146.html#c6c7d40dc778dcdd392ec52bed8dc031">dirac::UpConverter::m_orig_yl</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="827f8201bcb7cde08fc66b11568280e1"></a><!-- doxytag: member="dirac::UpConverter::m_width_new" ref="827f8201bcb7cde08fc66b11568280e1" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int <a class="el" href="a00146.html#827f8201bcb7cde08fc66b11568280e1">dirac::UpConverter::m_width_new</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="e1f6afaca36e8249d28b290d205c2381"></a><!-- doxytag: member="dirac::UpConverter::m_width_old" ref="e1f6afaca36e8249d28b290d205c2381" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int <a class="el" href="a00146.html#e1f6afaca36e8249d28b290d205c2381">dirac::UpConverter::m_width_old</a><code> [private]</code> </td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <hr>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="a00231_source.html">upconvert.h</a></ul> </div> <hr> <p align="center"><small> © 2004 British Broadcasting Corporation. Dirac code licensed under the <a href="http://www.mozilla.org/MPL/">Mozilla Public License (MPL) Version 1.1</a>.<br> HTML documentation generated by Dimitri van Heesch's excellent <a href="http://www.doxygen.org">Doxygen</a> tool. </small></p> </body> </html>