GNU Radio Manual and C++ API Reference 3.7.14.0
The Free & Open Software Radio Ecosystem
viterbi_decoder.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2006 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_ATSC_VITERBI_DECODER_H
24#define INCLUDED_ATSC_VITERBI_DECODER_H
25
26#include <gnuradio/atsc/api.h>
28#include <gnuradio/sync_block.h>
29
31typedef boost::shared_ptr<atsc_viterbi_decoder> atsc_viterbi_decoder_sptr;
32
33ATSC_API atsc_viterbi_decoder_sptr atsc_make_viterbi_decoder();
34
35/*!
36 * \brief ATSC 12-way interleaved viterbi decoder (atsc_soft_data_segment -->
37 * atsc_mpeg_packet_rs_encoded) \ingroup atsc
38 *
39 * input: atsc_soft_data_segment; output: atsc_mpeg_packet_rs_encoded
40 */
42{
43 friend ATSC_API atsc_viterbi_decoder_sptr atsc_make_viterbi_decoder();
44
45 atsci_viterbi_decoder d_viterbi_decoder;
46
48
49public:
50 int work(int noutput_items,
51 gr_vector_const_void_star& input_items,
52 gr_vector_void_star& output_items);
53
54 void reset()
55 { /* nop */
56 }
57
58protected:
60};
61
62
63#endif /* INCLUDED_ATSC_VITERBI_DECODER_H */
ATSC 12-way interleaved viterbi decoder (atsc_soft_data_segment --> atsc_mpeg_packet_rs_encoded)
Definition: viterbi_decoder.h:42
int last_start
Definition: viterbi_decoder.h:59
void reset()
Definition: viterbi_decoder.h:54
friend ATSC_API atsc_viterbi_decoder_sptr atsc_make_viterbi_decoder()
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
just like gr::block::general_work, only this arranges to call consume_each for you
fancy, schmancy 12-way interleaved viterbi decoder for ATSC
Definition: viterbi_decoder_impl.h:45
synchronous 1:1 input to output with history
Definition: sync_block.h:38
std::vector< const void * > gr_vector_const_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:40
std::vector< void * > gr_vector_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:39
#define ATSC_API
Definition: gr-atsc/include/gnuradio/atsc/api.h:30
ATSC_API atsc_viterbi_decoder_sptr atsc_make_viterbi_decoder()