GNU Radio Manual and C++ API Reference 3.8.5.0
The Free & Open Software Radio Ecosystem
 
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unpack_k_bits_bb.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2006,2013 Free Software Foundation, Inc.
4 *
5 * This file is part of GNU Radio
6 *
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
10 * any later version.
11 *
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
21 */
22
23#ifndef INCLUDED_GR_UNPACK_K_BITS_BB_H
24#define INCLUDED_GR_UNPACK_K_BITS_BB_H
25
26#include <gnuradio/blocks/api.h>
28
29namespace gr {
30namespace blocks {
31
32/*!
33 * \brief Converts a byte with k relevant bits to k output bytes with 1 bit in the LSB.
34 *
35 * This block picks the K least significant bits from a byte, and expands
36 * them into K bytes of 0 or 1.
37 *
38 * Example:
39 * k = 4
40 * in = [0xf5, 0x08]
41 * out = [0,1,0,1, 1,0,0,0]
42 * \ingroup byte_operators_blk
43 */
45{
46public:
47 // gr::blocks::unpack_k_bits_bb::sptr
48 typedef boost::shared_ptr<unpack_k_bits_bb> sptr;
49
50 /*!
51 * \brief Make an unpack_k_bits block.
52 * \param k number of bits to unpack.
53 */
54 static sptr make(unsigned k);
55};
56
57} /* namespace blocks */
58} /* namespace gr */
59
60#endif /* INCLUDED_GR_UNPACK_K_BITS_BB_H */
Converts a byte with k relevant bits to k output bytes with 1 bit in the LSB.
Definition unpack_k_bits_bb.h:45
static sptr make(unsigned k)
Make an unpack_k_bits block.
boost::shared_ptr< unpack_k_bits_bb > sptr
Definition unpack_k_bits_bb.h:48
synchronous 1:N input to output with history
Definition sync_interpolator.h:38
#define BLOCKS_API
Definition gr-blocks/include/gnuradio/blocks/api.h:30
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition basic_block.h:46