gr-trellis/include/gnuradio/trellis/viterbi.h

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/* -*- c++ -*- */
/*
 * Copyright 2004,2012,2018 Free Software Foundation, Inc.
 *
 * This file is part of GNU Radio
 *
 * GNU Radio is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3, or (at your option)
 * any later version.
 *
 * GNU Radio is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GNU Radio; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */


#ifndef VITERBI_H
#define VITERBI_H

#include <gnuradio/block.h>
#include <gnuradio/trellis/api.h>
#include <gnuradio/trellis/core_algorithms.h>
#include <gnuradio/trellis/fsm.h>
#include <cstdint>

namespace gr {
namespace trellis {

/*!
 *  \ingroup trellis_coding_blk
 */
template <class T>
class TRELLIS_API viterbi : virtual public block
{
public:
    // gr::trellis::viterbi::sptr
    typedef boost::shared_ptr<viterbi<T>> sptr;

    static sptr make(const fsm& FSM, int K, int S0, int SK);

    virtual fsm FSM() const = 0;
    virtual int K() const = 0;
    virtual int S0() const = 0;
    virtual int SK() const = 0;

    virtual void set_FSM(const fsm& FSM) = 0;
    virtual void set_K(int K) = 0;
    virtual void set_S0(int S0) = 0;
    virtual void set_SK(int SK) = 0;
};

typedef viterbi<std::uint8_t> viterbi_b;
typedef viterbi<std::int16_t> viterbi_s;
typedef viterbi<std::int32_t> viterbi_i;
} /* namespace trellis */
} /* namespace gr */

#endif /* VITERBI_H */