dvb_ldpc_bb.h

Go to the documentation of this file.

/* -*- c++ -*- */
/*
 * Copyright 2015-2017 Free Software Foundation, Inc.
 *
 * This 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.
 *
 * This software 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 this software; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */
 
#ifndef INCLUDED_DTV_DVB_LDPC_BB_H
#define INCLUDED_DTV_DVB_LDPC_BB_H
 
#include <gnuradio/block.h>
#include <gnuradio/dtv/api.h>
#include <gnuradio/dtv/dvb_config.h>
 
namespace gr {
namespace dtv {
 
/*!
 * \brief Encodes a LDPC (Low-Density Parity-Check) FEC.
 * \ingroup dtv
 *
 * Input: Variable length FEC baseband frames with appended BCH (BCHFEC). \n
 * Output: Normal, medium or short FEC baseband frames with appended LPDC (LDPCFEC).
 */
class DTV_API dvb_ldpc_bb : virtual public gr::block
{
public:
    typedef boost::shared_ptr<dvb_ldpc_bb> sptr;
 
    /*!
     * \brief Create a baseband frame LDPC encoder.
     *
     * \param standard DVB standard (DVB-S2 or DVB-T2).
     * \param framesize FEC frame size (normal, medium or short).
     * \param rate FEC code rate.
     * \param constellation DVB-S2 constellation.
     */
    static sptr make(dvb_standard_t standard,
                     dvb_framesize_t framesize,
                     dvb_code_rate_t rate,
                     dvb_constellation_t constellation);
};
 
} // namespace dtv
} // namespace gr
 
#endif /* INCLUDED_DTV_DVB_LDPC_BB_H */