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<div id="projectname">GNU Radio's GR-AIR-MODES Package
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<div class="title">air_modes_preamble.h</div> </div>
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<a href="air__modes__preamble_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"># Copyright 2010 Nick Foster</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"># </span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"># This file is part of gr-air-modes</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"># </span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"># gr-air-modes is free software; you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"># it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"># the Free Software Foundation; either version 3, or (at your option)</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"># any later version.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"># </span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"># gr-air-modes is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"># GNU General Public License for more details.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"># </span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"># You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"># along with gr-air-modes; see the file COPYING. If not, write to</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"># the Free Software Foundation, Inc., 51 Franklin Street,</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"># Boston, MA 02110-1301, USA.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"># </span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef INCLUDED_AIR_MODES_PREAMBLE_H</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_AIR_MODES_PREAMBLE_H</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <gr_block.h></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <<a class="code" href="air__modes__api_8h.html">air_modes_api.h</a>></span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">class </span><a class="code" href="classair__modes__preamble.html" title="mode select preamble detection">air_modes_preamble</a>;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">typedef</span> boost::shared_ptr<air_modes_preamble> air_modes_preamble_sptr;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <a class="code" href="air__modes__api_8h.html#a3a4f7db8dfecbb64f7b4b32df077a25f">AIR_MODES_API</a> air_modes_preamble_sptr <a class="code" href="air__modes__preamble_8h.html#a6323f1832492d25160ed27884e42261f">air_make_modes_preamble</a>(<span class="keywordtype">int</span> channel_rate, <span class="keywordtype">float</span> threshold_db);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/*!</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * \brief mode select preamble detection</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * \ingroup block</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="code" href="classair__modes__preamble.html"> 38</a></span> <span class="keyword">class </span><a class="code" href="air__modes__api_8h.html#a3a4f7db8dfecbb64f7b4b32df077a25f">AIR_MODES_API</a> <a class="code" href="classair__modes__preamble.html" title="mode select preamble detection">air_modes_preamble</a> : <span class="keyword">public</span> gr_block</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">friend</span> air_modes_preamble_sptr <a class="code" href="air__modes__preamble_8h.html#a6323f1832492d25160ed27884e42261f">air_make_modes_preamble</a>(<span class="keywordtype">int</span> channel_rate, <span class="keywordtype">float</span> threshold_db);</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="classair__modes__preamble.html" title="mode select preamble detection">air_modes_preamble</a>(<span class="keywordtype">int</span> channel_rate, <span class="keywordtype">float</span> threshold_db);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">int</span> d_check_width;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordtype">int</span> d_chip_rate;</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">float</span> d_preamble_length_us;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordtype">int</span> d_samples_per_chip;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordtype">int</span> d_samples_per_symbol;</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">float</span> d_threshold_db;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">float</span> d_threshold;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  pmt::pmt_t d_me, d_key;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  gr_tag_t d_timestamp;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">double</span> d_secs_per_sample;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">int</span> general_work (<span class="keywordtype">int</span> noutput_items,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  gr_vector_int &ninput_items,</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  gr_vector_const_void_star &input_items,</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  gr_vector_void_star &output_items);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> };</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#endif </span><span class="comment">/* INCLUDED_AIR_MODES_PREAMBLE_H */</span><span class="preprocessor"></span></div>
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