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<h1>gr_packed_to_unpacked_ss.h</h1> </div>
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<a href="gr__packed__to__unpacked__ss_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 2006 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="comment">// WARNING: this file is machine generated. Edits will be over written</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#ifndef INCLUDED_GR_PACKED_TO_UNPACKED_SS_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_GR_PACKED_TO_UNPACKED_SS_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <gr_block.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <<a class="code" href="gr__endianness_8h.html">gr_endianness.h</a>></span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keyword">class </span><a class="code" href="classgr__packed__to__unpacked__ss.html" title="Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts.input: stream of sho...">gr_packed_to_unpacked_ss</a>;
<a name="l00032"></a>00032 <span class="keyword">typedef</span> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">boost::shared_ptr<gr_packed_to_unpacked_ss></a> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">gr_packed_to_unpacked_ss_sptr</a>;
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">gr_packed_to_unpacked_ss_sptr</a>
<a name="l00035"></a>00035 <a class="code" href="gr__packed__to__unpacked__ss_8h.html#a1a70af23862071ef47ee1ab55eb9261a">gr_make_packed_to_unpacked_ss</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bits_per_chunk, <a class="code" href="gr__endianness_8h.html#aa340baf760c129189bc842d8f2c0e2e6">gr_endianness_t</a> endianness);
<a name="l00036"></a>00036 <span class="comment"></span>
<a name="l00037"></a>00037 <span class="comment">/*!</span>
<a name="l00038"></a>00038 <span class="comment"> * \brief Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts.</span>
<a name="l00039"></a>00039 <span class="comment"> * \ingroup converter_blk</span>
<a name="l00040"></a>00040 <span class="comment"> *</span>
<a name="l00041"></a>00041 <span class="comment"> * input: stream of short; output: stream of short</span>
<a name="l00042"></a>00042 <span class="comment"> *</span>
<a name="l00043"></a>00043 <span class="comment"> * This is the inverse of gr_unpacked_to_packed_XX.</span>
<a name="l00044"></a>00044 <span class="comment"> *</span>
<a name="l00045"></a>00045 <span class="comment"> * The bits in the bytes or shorts input stream are grouped into chunks of </span>
<a name="l00046"></a>00046 <span class="comment"> * \p bits_per_chunk bits and each resulting chunk is written right-</span>
<a name="l00047"></a>00047 <span class="comment"> * justified to the output stream of bytes or shorts. </span>
<a name="l00048"></a>00048 <span class="comment"> * All b or 16 bits of the each input bytes or short are processed. </span>
<a name="l00049"></a>00049 <span class="comment"> * The right thing is done if bits_per_chunk is not a power of two.</span>
<a name="l00050"></a>00050 <span class="comment"> *</span>
<a name="l00051"></a>00051 <span class="comment"> * The combination of gr_packed_to_unpacked_XX_ followed by</span>
<a name="l00052"></a>00052 <span class="comment"> * gr_chunks_to_symbols_Xf or gr_chunks_to_symbols_Xc handles the</span>
<a name="l00053"></a>00053 <span class="comment"> * general case of mapping from a stream of bytes or shorts into </span>
<a name="l00054"></a>00054 <span class="comment"> * arbitrary float or complex symbols.</span>
<a name="l00055"></a>00055 <span class="comment"> *</span>
<a name="l00056"></a>00056 <span class="comment"> * \sa gr_packed_to_unpacked_bb, gr_unpacked_to_packed_bb,</span>
<a name="l00057"></a>00057 <span class="comment"> * \sa gr_packed_to_unpacked_ss, gr_unpacked_to_packed_ss,</span>
<a name="l00058"></a>00058 <span class="comment"> * \sa gr_chunks_to_symbols_bf, gr_chunks_to_symbols_bc.</span>
<a name="l00059"></a>00059 <span class="comment"> * \sa gr_chunks_to_symbols_sf, gr_chunks_to_symbols_sc.</span>
<a name="l00060"></a>00060 <span class="comment"> */</span>
<a name="l00061"></a>00061
<a name="l00062"></a><a class="code" href="classgr__packed__to__unpacked__ss.html">00062</a> <span class="keyword">class </span><a class="code" href="classgr__packed__to__unpacked__ss.html" title="Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts.input: stream of sho...">gr_packed_to_unpacked_ss</a> : <span class="keyword">public</span> <a class="code" href="classgr__block.html" title="The abstract base class for all &#39;terminal&#39; processing blocks.A signal processing flow is cons...">gr_block</a>
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 <span class="keyword">friend</span> <a class="code" href="classboost_1_1shared__ptr.html" title="shared_ptr documentation stub">gr_packed_to_unpacked_ss_sptr</a>
<a name="l00065"></a>00065 <a class="code" href="classgr__packed__to__unpacked__ss.html#a1a70af23862071ef47ee1ab55eb9261a">gr_make_packed_to_unpacked_ss</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bits_per_chunk, <a class="code" href="gr__endianness_8h.html#aa340baf760c129189bc842d8f2c0e2e6">gr_endianness_t</a> endianness);
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <a class="code" href="classgr__packed__to__unpacked__ss.html" title="Convert a stream of packed bytes or shorts to stream of unpacked bytes or shorts.input: stream of sho...">gr_packed_to_unpacked_ss</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bits_per_chunk, <a class="code" href="gr__endianness_8h.html#aa340baf760c129189bc842d8f2c0e2e6">gr_endianness_t</a> endianness);
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> d_bits_per_chunk;
<a name="l00070"></a>00070 <a class="code" href="gr__endianness_8h.html#aa340baf760c129189bc842d8f2c0e2e6">gr_endianness_t</a> d_endianness;
<a name="l00071"></a>00071 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> d_index;
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keyword">public</span>:
<a name="l00074"></a>00074 <span class="keywordtype">void</span> <a class="code" href="classgr__packed__to__unpacked__ss.html#adfa131f8fab79ded3d50ceaa4ad09274" title="Estimate input requirements given output request.">forecast</a>(<span class="keywordtype">int</span> noutput_items, <a class="code" href="classstd_1_1vector.html">gr_vector_int</a> &ninput_items_required);
<a name="l00075"></a>00075 <span class="keywordtype">int</span> <a class="code" href="classgr__packed__to__unpacked__ss.html#a91269652815c6ba7df04fc14cf74046c" title="compute output items from input items">general_work</a> (<span class="keywordtype">int</span> noutput_items,
<a name="l00076"></a>00076 <a class="code" href="classstd_1_1vector.html">gr_vector_int</a> &ninput_items,
<a name="l00077"></a>00077 <a class="code" href="classstd_1_1vector.html">gr_vector_const_void_star</a> &input_items,
<a name="l00078"></a>00078 <a class="code" href="classstd_1_1vector.html">gr_vector_void_star</a> &output_items);
<a name="l00079"></a>00079
<a name="l00080"></a><a class="code" href="classgr__packed__to__unpacked__ss.html#ab820f35beda6a186338d07e740ccf2f9">00080</a> <span class="keywordtype">bool</span> <a class="code" href="classgr__packed__to__unpacked__ss.html#ab820f35beda6a186338d07e740ccf2f9" title="Confirm that ninputs and noutputs is an acceptable combination.">check_topology</a>(<span class="keywordtype">int</span> ninputs, <span class="keywordtype">int</span> noutputs) { <span class="keywordflow">return</span> ninputs == noutputs; }
<a name="l00081"></a>00081
<a name="l00082"></a>00082 };
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="preprocessor">#endif</span>
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