<!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="a00080.html">IntraDCBandVLC</a> </div> <div class="contents"> <h1>dirac::IntraDCBandVLC Class Reference</h1><!-- doxytag: class="dirac::IntraDCBandVLC" --><!-- doxytag: inherits="GenericIntraDCBandCodec< ArithCodecToVLCAdapter >" -->A class specially for coding the DC subband of Intra frames. <a href="#_details">More...</a> <p> <code>#include <<a class="el" href="a00165_source.html">band_vlc.h</a>></code> <p> <div class="dynheader"> Inheritance diagram for dirac::IntraDCBandVLC:</div> <div class="dynsection"> <p><center><img src="a00080.png" usemap="#dirac::IntraDCBandVLC_map" border="0" alt=""></center> <map name="dirac::IntraDCBandVLC_map"> <area href="a00075.html" alt="dirac::GenericIntraDCBandCodec< ArithCodecToVLCAdapter >" shape="rect" coords="0,112,373,136"> <area href="a00074.html" alt="dirac::GenericBandCodec< ArithCodecToVLCAdapter >" shape="rect" coords="0,56,373,80"> <area href="a00003.html" alt="dirac::ArithCodecToVLCAdapter" shape="rect" coords="0,0,373,24"> </map> </div> <p> <a href="a00284.html">List of all members.</a><h2>Public Member Functions</h2> <ul> <li><a class="el" href="a00080.html#101c4e10097da210ce5567ebbdd81503">IntraDCBandVLC</a> (<a class="el" href="a00141.html">SubbandByteIO</a> *subband_byteio, const <a class="el" href="a00142.html">SubbandList</a> &band_list) <dl class="el"><dd class="mdescRight">Constructor. <a href="#101c4e10097da210ce5567ebbdd81503"></a><br></dl></ul> <h2>Private Member Functions</h2> <ul> <li>void <a class="el" href="a00080.html#03cf887d209572cc51bdf395ca2f5044">CodeCoeff</a> (<a class="el" href="a00021.html">CoeffArray</a> &in_data, const int xpos, const int ypos) <dl class="el"><dd class="mdescRight">Encode a single coefficient using error-feedback DC quantization. <a href="#03cf887d209572cc51bdf395ca2f5044"></a><br></dl><li><a class="el" href="a00080.html#fe34087b824f4905b6948d9f356fd9a3">IntraDCBandVLC</a> (const <a class="el" href="a00080.html">IntraDCBandVLC</a> &cpy) <dl class="el"><dd class="mdescRight">Private, bodyless copy constructor: class should not be copied. <a href="#fe34087b824f4905b6948d9f356fd9a3"></a><br></dl><li><a class="el" href="a00080.html">IntraDCBandVLC</a> & <a class="el" href="a00080.html#a57afa67ebd578a4556ae354019d3a64">operator=</a> (const <a class="el" href="a00080.html">IntraDCBandVLC</a> &rhs) <dl class="el"><dd class="mdescRight">Private, bodyless copy operator=: class should not be assigned. <a href="#a57afa67ebd578a4556ae354019d3a64"></a><br></dl></ul> <hr><a name="_details"></a><h2>Detailed Description</h2> A class specially for coding the DC subband of Intra frames, using intra-band prediction of coefficients. <hr><h2>Constructor & Destructor Documentation</h2> <a class="anchor" name="101c4e10097da210ce5567ebbdd81503"></a><!-- doxytag: member="dirac::IntraDCBandVLC::IntraDCBandVLC" ref="101c4e10097da210ce5567ebbdd81503" args="(SubbandByteIO *subband_byteio, const SubbandList &band_list)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">dirac::IntraDCBandVLC::IntraDCBandVLC </td> <td>(</td> <td class="paramtype"><a class="el" href="a00141.html">SubbandByteIO</a> * </td> <td class="paramname"> <em>subband_byteio</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="a00142.html">SubbandList</a> & </td> <td class="paramname"> <em>band_list</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Creates a <a class="el" href="a00080.html" title="A class specially for coding the DC subband of Intra frames.">IntraDCBandVLC</a> object to encode subband data, based on parameters <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>subband_byteio</em> </td><td>input/output for the encoded bits </td></tr> <tr><td valign="top"></td><td valign="top"><em>band_list</em> </td><td>the set of all the subbands </td></tr> </table> </dl> </div> </div><p> <a class="anchor" name="fe34087b824f4905b6948d9f356fd9a3"></a><!-- doxytag: member="dirac::IntraDCBandVLC::IntraDCBandVLC" ref="fe34087b824f4905b6948d9f356fd9a3" args="(const IntraDCBandVLC &cpy)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">dirac::IntraDCBandVLC::IntraDCBandVLC </td> <td>(</td> <td class="paramtype">const <a class="el" href="a00080.html">IntraDCBandVLC</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="03cf887d209572cc51bdf395ca2f5044"></a><!-- doxytag: member="dirac::IntraDCBandVLC::CodeCoeff" ref="03cf887d209572cc51bdf395ca2f5044" args="(CoeffArray &in_data, const int xpos, const int ypos)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void dirac::IntraDCBandVLC::CodeCoeff </td> <td>(</td> <td class="paramtype"><a class="el" href="a00021.html">CoeffArray</a> & </td> <td class="paramname"> <em>in_data</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const int </td> <td class="paramname"> <em>xpos</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const int </td> <td class="paramname"> <em>ypos</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td><code> [private, virtual]</code></td> </tr> </table> </div> <div class="memdoc"> <p> <p>Reimplemented from <a class="el" href="a00074.html#e563efd53d42e61b4613bd6f5999e662">dirac::GenericBandCodec< ArithCodecToVLCAdapter ></a>.</p> </div> </div><p> <a class="anchor" name="a57afa67ebd578a4556ae354019d3a64"></a><!-- doxytag: member="dirac::IntraDCBandVLC::operator=" ref="a57afa67ebd578a4556ae354019d3a64" args="(const IntraDCBandVLC &rhs)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a00080.html">IntraDCBandVLC</a>& dirac::IntraDCBandVLC::operator= </td> <td>(</td> <td class="paramtype">const <a class="el" href="a00080.html">IntraDCBandVLC</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> <hr>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="a00165_source.html">band_vlc.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>