GNU Radio Manual and C++ API Reference 3.8.5.0
The Free & Open Software Radio Ecosystem
 
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dvbt_energy_descramble.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2015 Free Software Foundation, Inc.
4 *
5 * This is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3, or (at your option)
8 * any later version.
9 *
10 * This software is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this software; see the file COPYING. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef INCLUDED_DTV_DVBT_ENERGY_DESCRAMBLE_H
22#define INCLUDED_DTV_DVBT_ENERGY_DESCRAMBLE_H
23
24#include <gnuradio/block.h>
25#include <gnuradio/dtv/api.h>
26
27namespace gr {
28namespace dtv {
29
30/*!
31 * \brief Energy descramble
32 * \ingroup dtv
33 *
34 * ETSI EN 300 744 - Clause 4.3.1. \n
35 * Input - Randomized MPEG-2 transport packets. \n
36 * Output - MPEG-2 transport packets (including sync - 0x47). \n
37 * We assume the first byte is a NSYNC. \n
38 * First sync in a row of 8 packets is reversed - 0xB8. \n
39 * Block size is 188 bytes
40 */
41class DTV_API dvbt_energy_descramble : virtual public block
42{
43public:
44 typedef boost::shared_ptr<dvbt_energy_descramble> sptr;
45
46 /*!
47 * \brief Create DVB-T Energy descramble.
48 *
49 * \param nblocks number of blocks.
50 */
51 static sptr make(int nblocks);
52};
53
54} // namespace dtv
55} // namespace gr
56
57#endif /* INCLUDED_DTV_DVBT_ENERGY_DESCRAMBLE_H */
The abstract base class for all 'terminal' processing blocks.
Definition block.h:72
Energy descramble.
Definition dvbt_energy_descramble.h:42
boost::shared_ptr< dvbt_energy_descramble > sptr
Definition dvbt_energy_descramble.h:44
static sptr make(int nblocks)
Create DVB-T Energy descramble.
#define DTV_API
Definition gr-dtv/include/gnuradio/dtv/api.h:30
GNU Radio logging wrapper for log4cpp library (C++ port of log4j)
Definition basic_block.h:46