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/* -*- c++ -*- */
/* Copyright 2012 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.
*/
class digital_ofdm_equalizer_base;
typedef boost::shared_ptr<digital_ofdm_equalizer_base> digital_ofdm_equalizer_base_sptr;
%template(digital_ofdm_equalizer_base_sptr) boost::shared_ptr<digital_ofdm_equalizer_base>;
%ignore digital_ofdm_equalizer_base;
class digital_ofdm_equalizer_1d_pilots;
typedef boost::shared_ptr<digital_ofdm_equalizer_1d_pilots> digital_ofdm_equalizer_1d_pilots_sptr;
%template(digital_ofdm_equalizer_1d_pilots_sptr) boost::shared_ptr<digital_ofdm_equalizer_1d_pilots>;
%ignore digital_ofdm_equalizer_1d_pilots;
class digital_ofdm_equalizer_base
{
public:
digital_ofdm_equalizer_base(int fft_len);
virtual void reset() = 0;
void set_carrier_offset(int offset) { d_carr_offset = offset; };
virtual void equalize(
gr_complex *frame,
int n_sym,
const std::vector<gr_complex> &initial_taps = std::vector<gr_complex>(),
const std::vector<gr_tag_t> &tags = std::vector<gr_tag_t>()) = 0;
virtual void get_channel_state(std::vector<gr_complex> &taps) = 0;
digital_ofdm_equalizer_base_sptr base();
};
class digital_ofdm_equalizer_1d_pilots : public digital_ofdm_equalizer_base
{
public:
digital_ofdm_equalizer_1d_pilots(
int fft_len,
const std::vector<std::vector<int> > &occupied_carriers,
const std::vector<std::vector<int> > &pilot_carriers,
const std::vector<std::vector<gr_complex> > &pilot_symbols,
int symbols_skipped,
bool input_is_shifted);
void reset();
};
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