<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>GNU Radio 3.3.0 C++ API: gr_encode_ccsds_27_bb Class Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.3 --> <div class="contents"> <h1>gr_encode_ccsds_27_bb Class Reference</h1><!-- doxytag: class="gr_encode_ccsds_27_bb" --><!-- doxytag: inherits="gr_sync_interpolator" --> <p>A rate 1/2, k=7 convolutional encoder for the CCSDS standardThis block performs convolutional encoding using the CCSDS standard polynomial ("Voyager"). <a href="#_details">More...</a></p> <p><code>#include <<a class="el" href="gr__encode__ccsds__27__bb_8h_source.html">gr_encode_ccsds_27_bb.h</a>></code></p> <div class="dynheader"> Inheritance diagram for gr_encode_ccsds_27_bb:</div> <div class="dynsection"> <div class="center"><img src="classgr__encode__ccsds__27__bb__inherit__graph.png" border="0" usemap="#gr__encode__ccsds__27__bb_inherit__map" alt="Inheritance graph"/></div> <map name="gr__encode__ccsds__27__bb_inherit__map" id="gr__encode__ccsds__27__bb_inherit__map"> <area shape="rect" id="node2" href="classgr__sync__interpolator.html" title="synchronous 1:N input to output with historyOverride work to provide the signal processing..." alt="" coords="19,392,157,421"/><area shape="rect" id="node4" href="classgr__sync__block.html" title="synchronous 1:1 input to output with historyOverride work to provide the signal processing..." alt="" coords="35,315,141,344"/><area shape="rect" id="node6" href="classgr__block.html" title="The abstract base class for all 'terminal' processing blocks.A signal processing..." alt="" coords="53,237,123,267"/><area shape="rect" id="node8" href="classgr__basic__block.html" title="The abstract base class for all signal processing blocks.Basic blocks are the bare..." alt="" coords="33,160,143,189"/><area shape="rect" id="node10" href="classgr__msg__accepter.html" title="Accepts messages and inserts them into a message queue, then notifies subclass gr_basic_block..." alt="" coords="27,83,149,112"/><area shape="rect" id="node12" href="classgruel_1_1msg__accepter.html" title="Virtual base class that accepts messages." alt="" coords="19,5,157,35"/></map> <center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div> <p><a href="classgr__encode__ccsds__27__bb-members.html">List of all members.</a></p> <table border="0" cellpadding="0" cellspacing="0"> <tr><td colspan="2"><h2>Public Member Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__encode__ccsds__27__bb.html#acba2121dc418fe6dc8e989ff7bb69a4d">~gr_encode_ccsds_27_bb</a> ()</td></tr> <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__encode__ccsds__27__bb.html#a608f8b9d75254566155d0ea244f2eea6">work</a> (int noutput_items, <a class="el" href="classstd_1_1vector.html">gr_vector_const_void_star</a> &input_items, <a class="el" href="classstd_1_1vector.html">gr_vector_void_star</a> &output_items)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">just like <a class="el" href="classgr__block.html#a137b93d87dc83bbdb6369d33f4ea8197" title="compute output items from input items">gr_block::general_work</a>, only this arranges to call consume_each for you <a href="#a608f8b9d75254566155d0ea244f2eea6"></a><br/></td></tr> <tr><td colspan="2"><h2>Friends</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classboost_1_1shared__ptr.html">gr_encode_ccsds_27_bb_sptr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__encode__ccsds__27__bb.html#a0b613fabe68a30ea6d25b311fdbf5b56">gr_make_encode_ccsds_27_bb</a> ()</td></tr> </table> <hr/><a name="_details"></a><h2>Detailed Description</h2> <p>A rate 1/2, k=7 convolutional encoder for the CCSDS standard</p> <p>This block performs convolutional encoding using the CCSDS standard polynomial ("Voyager"). </p> <p>The input is an MSB first packed stream of bits.</p> <p>The output is a stream of symbols 0 or 1 representing the encoded data.</p> <p>As a rate 1/2 code, there will be 16 output symbols for every input byte.</p> <p>This block is designed for continuous data streaming, not packetized data. There is no provision to "flush" the encoder. </p> <hr/><h2>Constructor & Destructor Documentation</h2> <a class="anchor" id="acba2121dc418fe6dc8e989ff7bb69a4d"></a><!-- doxytag: member="gr_encode_ccsds_27_bb::~gr_encode_ccsds_27_bb" ref="acba2121dc418fe6dc8e989ff7bb69a4d" args="()" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">gr_encode_ccsds_27_bb::~gr_encode_ccsds_27_bb </td> <td>(</td> <td class="paramname"></td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> </div> </div> <hr/><h2>Member Function Documentation</h2> <a class="anchor" id="a608f8b9d75254566155d0ea244f2eea6"></a><!-- doxytag: member="gr_encode_ccsds_27_bb::work" ref="a608f8b9d75254566155d0ea244f2eea6" args="(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int gr_encode_ccsds_27_bb::work </td> <td>(</td> <td class="paramtype">int </td> <td class="paramname"> <em>noutput_items</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="classstd_1_1vector.html">gr_vector_const_void_star</a> & </td> <td class="paramname"> <em>input_items</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="classstd_1_1vector.html">gr_vector_void_star</a> & </td> <td class="paramname"> <em>output_items</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td><code> [virtual]</code></td> </tr> </table> </div> <div class="memdoc"> <p>just like <a class="el" href="classgr__block.html#a137b93d87dc83bbdb6369d33f4ea8197" title="compute output items from input items">gr_block::general_work</a>, only this arranges to call consume_each for you </p> <p>The user must override work to define the signal processing code </p> <p>Implements <a class="el" href="classgr__sync__block.html#a0c523f4285a6eb690f677ee6295ab117">gr_sync_block</a>.</p> </div> </div> <hr/><h2>Friends And Related Function Documentation</h2> <a class="anchor" id="a0b613fabe68a30ea6d25b311fdbf5b56"></a><!-- doxytag: member="gr_encode_ccsds_27_bb::gr_make_encode_ccsds_27_bb" ref="a0b613fabe68a30ea6d25b311fdbf5b56" args="()" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="classboost_1_1shared__ptr.html">gr_encode_ccsds_27_bb_sptr</a> gr_make_encode_ccsds_27_bb </td> <td>(</td> <td class="paramname"></td> <td> ) </td> <td><code> [friend]</code></td> </tr> </table> </div> <div class="memdoc"> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="gr__encode__ccsds__27__bb_8h_source.html">gr_encode_ccsds_27_bb.h</a></li> </ul> </div> <hr class="footer"/><address style="text-align: right;"><small>Generated on Wed Dec 29 19:52:41 2010 for GNU Radio 3.3.0 C++ API by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.3 </small></address> </body> </html>