GNU Radio C++ API Reference: catv_trellis_enc_bb.h Source File

| GNU Radio C++ API Reference 3.10.12.0 The Free & Open Software Radio Ecosystem |

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catv_trellis_enc_bb.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2016,2017 Free Software Foundation, Inc.
4 *
5 * SPDX-License-Identifier: GPL-3.0-or-later
6 *
7 */
8
9#ifndef INCLUDED_DTV_CATV_TRELLIS_ENC_BB_H
10#define INCLUDED_DTV_CATV_TRELLIS_ENC_BB_H
11
12#include <gnuradio/block.h>
13#include <gnuradio/dtv/api.h>
14#include <gnuradio/dtv/catv_config.h>
15
16namespace gr {
17namespace dtv {
18
19/*!
20 * \brief Trellis Encoder. 14/15 (64QAM) or 19/20 (256QAM) code rate.
21 * \ingroup dtv
22 *
23 * Input: Scrambled FEC Frame packets of 60 * 128 (64QAM) or 88 * 128 (256QAM) 7-bit
24 * symbols with 42-bit (64QAM) or 40-bit (256QAM) FSYNC word.\n Output: Four 7-bit symbols
25 * (28 bits) Trellis encoded to 30 bits (64QAM, 14/15 code rate) or 38 data bits Trellis
26 * encoded to 40 bits (256QAM, 19/20 code rate).
27 */
28 class DTV_API catv_trellis_enc_bb : virtual public gr::block
29{
30public:
31 typedef std::shared_ptr<catv_trellis_enc_bb> sptr;
32
33 /*!
34 * \brief Create an ITU-T J.83B Trellis Encoder.
35 *
36 * \param constellation 64QAM or 256QAM constellation.
37 */
38 static sptr make(catv_constellation_t constellation);
39};
40
41} // namespace dtv
42} // namespace gr
43
44#endif /* INCLUDED_DTV_CATV_TRELLIS_ENC_BB_H */
catv_config.h
gr::block
The abstract base class for all 'terminal' processing blocks.
Definition gnuradio-runtime/include/gnuradio/block.h:63
gr::dtv::catv_trellis_enc_bb
Trellis Encoder. 14/15 (64QAM) or 19/20 (256QAM) code rate.
Definition catv_trellis_enc_bb.h:29
gr::dtv::catv_trellis_enc_bb::sptr
std::shared_ptr< catv_trellis_enc_bb > sptr
Definition catv_trellis_enc_bb.h:31
gr::dtv::catv_trellis_enc_bb::make
static sptr make(catv_constellation_t constellation)
Create an ITU-T J.83B Trellis Encoder.
block.h
api.h
DTV_API
#define DTV_API
Definition gr-dtv/include/gnuradio/dtv/api.h:18
gr::dtv
Definition atsc_consts.h:17
gr::dtv::catv_constellation_t
catv_constellation_t
Definition catv_config.h:14
gr
GNU Radio logging wrapper.
Definition basic_block.h:29