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<h1>rx_16sc_handler.h</h1> </div>
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<a href="rx__16sc__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_16SC_HANDLER_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_RX_16SC_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
<a name="l00029"></a><a class="code" href="classrx__16sc__handler.html">00029</a> <span class="keyword">class </span><a class="code" href="classrx__16sc__handler.html">rx_16sc_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="l00030"></a>00030 {
<a name="l00031"></a>00031 std::complex<int16_t> *d_dest;
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="comment">// Private constructor</span>
<a name="l00034"></a>00034 <a class="code" href="classrx__16sc__handler.html">rx_16sc_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, std::complex<int16_t> *dest)
<a name="l00035"></a>00035 : <a class="code" href="classusrp2_1_1rx__nop__handler.html#a64b6247c33859a63ec52fa5099a42f27">rx_nop_handler</a>(max_samples, max_quantum), d_dest(dest) {}
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="keyword">public</span>:
<a name="l00038"></a>00038 <span class="comment">// Shared pointer to one of these</span>
<a name="l00039"></a><a class="code" href="classrx__16sc__handler.html#ad0d74dd4756abee956d66945334befd5">00039</a> <span class="keyword">typedef</span> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">boost::shared_ptr<rx_16sc_handler></a> <a class="code" href="classrx__16sc__handler.html#ad0d74dd4756abee956d66945334befd5">sptr</a>;
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// Factory function to return a shared pointer to a new instance</span>
<a name="l00042"></a><a class="code" href="classrx__16sc__handler.html#af1568521f7705126c00759462a0d805a">00042</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__16sc__handler.html#af1568521f7705126c00759462a0d805a">make</a>(uint64_t max_samples, uint64_t max_quantum, std::complex<int16_t> *dest)
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 <span class="keywordflow">return</span> <a class="code" href="classrx__16sc__handler.html#ad0d74dd4756abee956d66945334befd5">sptr</a>(<span class="keyword">new</span> <a class="code" href="classrx__16sc__handler.html">rx_16sc_handler</a>(max_samples, max_quantum, dest));
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// Invoked by USRP2 API when samples are available</span>
<a name="l00048"></a><a class="code" href="classrx__16sc__handler.html#aa64777749da89a212b1e07d96c5e44fb">00048</a> <span class="keywordtype">bool</span> <a class="code" href="classrx__16sc__handler.html#aa64777749da89a212b1e07d96c5e44fb">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="l00049"></a>00049 {
<a name="l00050"></a>00050 <span class="comment">// Copy/reformat/endian swap USRP2 data to destination buffer</span>
<a name="l00051"></a>00051 usrp2::copy_u2_16sc_to_host_16sc(nitems, items, d_dest);
<a name="l00052"></a>00052 d_dest += nitems;
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="comment">// FIXME: do something with metadata</span>
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="comment">// Call parent to determine if there is room to be called again</span>
<a name="l00057"></a>00057 <span class="keywordflow">return</span> <a class="code" href="classrx__16sc__handler.html#aa64777749da89a212b1e07d96c5e44fb">rx_nop_handler::operator()</a>(items, nitems, metadata);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <a class="code" href="classrx__16sc__handler.html#a7d10ed4ee290250526b4aea37fb78a30">~rx_16sc_handler</a>();
<a name="l00061"></a>00061 };
<a name="l00062"></a>00062
<a name="l00063"></a>00063 <span class="preprocessor">#endif </span><span class="comment">/* INCLUDED_RX_16SC_HANDLER_H */</span>
</pre></div></div>
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