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/* -*- c++ -*- */
/*
* Copyright 2013 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 INCLUDED_DIGITAL_CORR_EST_CC_IMPL_H
#define INCLUDED_DIGITAL_CORR_EST_CC_IMPL_H
#include <gnuradio/digital/corr_est_cc.h>
#include <gnuradio/filter/fft_filter.h>
using namespace gr::filter;
namespace gr {
namespace digital {
class corr_est_cc_impl : public corr_est_cc
{
private:
pmt::pmt_t d_src_id;
std::vector<gr_complex> d_symbols;
float d_sps;
unsigned int d_mark_delay;
float d_thresh;
kernel::fft_filter_ccc *d_filter;
gr_complex *d_corr;
float *d_corr_mag;
public:
corr_est_cc_impl(const std::vector<gr_complex> &symbols,
float sps, unsigned int mark_delay,
float threshold=0.9);
~corr_est_cc_impl();
std::vector<gr_complex> symbols() const;
void set_symbols(const std::vector<gr_complex> &symbols);
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} // namespace digital
} // namespace gr
#endif /* INCLUDED_DIGITAL_CORR_EST_CC_IMPL_H */
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