<!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 3.2.2 C++ API: rx_32fc_handler.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript"> $(document).ready(initResizable); </script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.3 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">GNU Radio 3.2.2 C++ API</div> </td> </tr> </tbody> </table> </div> </div> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> initNavTree('rx__32fc__handler_8h.html',''); </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <h1>rx_32fc_handler.h</h1> </div> </div> <div class="contents"> <a href="rx__32fc__handler_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c++ -*- */</span> <a name="l00002"></a>00002 <span class="comment">/*</span> <a name="l00003"></a>00003 <span class="comment"> * Copyright 2008 Free Software Foundation, Inc.</span> <a name="l00004"></a>00004 <span class="comment"> * </span> <a name="l00005"></a>00005 <span class="comment"> * This file is part of GNU Radio</span> <a name="l00006"></a>00006 <span class="comment"> * </span> <a name="l00007"></a>00007 <span class="comment"> * GNU Radio is free software; you can redistribute it and/or modify</span> <a name="l00008"></a>00008 <span class="comment"> * it under the terms of the GNU General Public License as published by</span> <a name="l00009"></a>00009 <span class="comment"> * the Free Software Foundation; either version 3, or (at your option)</span> <a name="l00010"></a>00010 <span class="comment"> * any later version.</span> <a name="l00011"></a>00011 <span class="comment"> * </span> <a name="l00012"></a>00012 <span class="comment"> * GNU Radio is distributed in the hope that it will be useful,</span> <a name="l00013"></a>00013 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00014"></a>00014 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span> <a name="l00015"></a>00015 <span class="comment"> * GNU General Public License for more details.</span> <a name="l00016"></a>00016 <span class="comment"> * </span> <a name="l00017"></a>00017 <span class="comment"> * You should have received a copy of the GNU General Public License</span> <a name="l00018"></a>00018 <span class="comment"> * along with GNU Radio; see the file COPYING. If not, write to</span> <a name="l00019"></a>00019 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street,</span> <a name="l00020"></a>00020 <span class="comment"> * Boston, MA 02110-1301, USA.</span> <a name="l00021"></a>00021 <span class="comment"> */</span> <a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="preprocessor">#ifndef INCLUDED_RX_32FC_HANDLER_H</span> <a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_RX_32FC_HANDLER_H</span> <a name="l00025"></a>00025 <span class="preprocessor"></span> <a name="l00026"></a>00026 <span class="preprocessor">#include <usrp2/rx_nop_handler.h></span> <a name="l00027"></a>00027 <span class="preprocessor">#include <usrp2/copiers.h></span> <a name="l00028"></a>00028 <span class="preprocessor">#include <gr_complex.h></span> <a name="l00029"></a>00029 <a name="l00030"></a><a class="code" href="classrx__32fc__handler.html">00030</a> <span class="keyword">class </span><a class="code" href="classrx__32fc__handler.html">rx_32fc_handler</a> : <span class="keyword">public</span> usrp2::<a class="code" href="classusrp2_1_1rx__nop__handler.html#a64b6247c33859a63ec52fa5099a42f27">rx_nop_handler</a> <a name="l00031"></a>00031 { <a name="l00032"></a>00032 <a class="code" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> *d_dest; <a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="comment">// Private constructor</span> <a name="l00035"></a>00035 <a class="code" href="classrx__32fc__handler.html">rx_32fc_handler</a>(uint64_t <a class="code" href="classusrp2_1_1rx__nop__handler.html#af33e3810d1ac4a5fa8d1af7ed2656d03" title="Returns maximum number of samples that will be copied.">max_samples</a>, uint64_t max_quantum, <a class="code" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> *dest) <a name="l00036"></a>00036 : <a class="code" href="classusrp2_1_1rx__nop__handler.html#a64b6247c33859a63ec52fa5099a42f27">rx_nop_handler</a>(max_samples, max_quantum), d_dest(dest) {} <a name="l00037"></a>00037 <a name="l00038"></a>00038 <span class="keyword">public</span>: <a name="l00039"></a>00039 <span class="comment">// Shared pointer to one of these</span> <a name="l00040"></a><a class="code" href="classrx__32fc__handler.html#ab83dcaa97b0cf9a603d4498868899eb2">00040</a> <span class="keyword">typedef</span> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">boost::shared_ptr<rx_32fc_handler></a> <a class="code" href="classrx__32fc__handler.html#ab83dcaa97b0cf9a603d4498868899eb2">sptr</a>; <a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="comment">// Factory function to return a shared pointer to a new instance</span> <a name="l00043"></a><a class="code" href="classrx__32fc__handler.html#a03e199e61ef91d8fe42ed44c0f15ffc1">00043</a> <span class="keyword">static</span> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">sptr</a> <a class="code" href="classrx__32fc__handler.html#a03e199e61ef91d8fe42ed44c0f15ffc1">make</a>(uint64_t max_samples, uint64_t max_quantum, <a class="code" href="gr__complex_8h.html#aec4bfe41433369afae9327f1b0bc9109">gr_complex</a> *dest) <a name="l00044"></a>00044 { <a name="l00045"></a>00045 <span class="keywordflow">return</span> <a class="code" href="classrx__32fc__handler.html#ab83dcaa97b0cf9a603d4498868899eb2">sptr</a>(<span class="keyword">new</span> <a class="code" href="classrx__32fc__handler.html">rx_32fc_handler</a>(max_samples, max_quantum, dest)); <a name="l00046"></a>00046 } <a name="l00047"></a>00047 <a name="l00048"></a>00048 <span class="comment">// Invoked by USRP2 API when samples are available</span> <a name="l00049"></a><a class="code" href="classrx__32fc__handler.html#a47e45988d2ca67fefcf9cb0aaffab2f7">00049</a> <span class="keywordtype">bool</span> <a class="code" href="classrx__32fc__handler.html#a47e45988d2ca67fefcf9cb0aaffab2f7">operator()</a>(<span class="keyword">const</span> uint32_t *items, <span class="keywordtype">size_t</span> nitems, <span class="keyword">const</span> <a class="code" href="structusrp2_1_1rx__metadata.html" title="metadata associated with received frames">usrp2::rx_metadata</a> *metadata) <a name="l00050"></a>00050 { <a name="l00051"></a>00051 <span class="comment">// Copy/reformat/endian swap USRP2 data to destination buffer</span> <a name="l00052"></a>00052 usrp2::copy_u2_16sc_to_host_32fc(nitems, items, d_dest); <a name="l00053"></a>00053 d_dest += nitems; <a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="comment">// FIXME: do something with metadata</span> <a name="l00056"></a>00056 <a name="l00057"></a>00057 <span class="comment">// Call parent to determine if there is room to be called again</span> <a name="l00058"></a>00058 <span class="keywordflow">return</span> <a class="code" href="classrx__32fc__handler.html#a47e45988d2ca67fefcf9cb0aaffab2f7">rx_nop_handler::operator()</a>(items, nitems, metadata); <a name="l00059"></a>00059 } <a name="l00060"></a>00060 <a name="l00061"></a>00061 <a class="code" href="classrx__32fc__handler.html#af770c63ca5b20e84d7805dbbc0e3b6fe">~rx_32fc_handler</a>(); <a name="l00062"></a>00062 }; <a name="l00063"></a>00063 <a name="l00064"></a>00064 <span class="preprocessor">#endif </span><span class="comment">/* INCLUDED_RX_32FC_HANDLER_H */</span> </pre></div></div> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="rx__32fc__handler_8h.html">rx_32fc_handler.h</a> </li> <li class="footer">Generated on Thu Feb 17 2011 for GNU Radio 3.2.2 C++ API by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </li> </ul> </div> </body> </html>