gr-satnogs/lib/quad_demod_filter_ff_impl.h

53 lines
1.5 KiB
C++

/* -*- c++ -*- */
/*
* gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
*
* Copyright (C) 2018, Libre Space Foundation <http://librespacefoundation.org/>
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_SATNOGS_QUAD_DEMOD_FILTER_FF_IMPL_H
#define INCLUDED_SATNOGS_QUAD_DEMOD_FILTER_FF_IMPL_H
#include <satnogs/quad_demod_filter_ff.h>
namespace gr {
namespace satnogs {
class quad_demod_filter_ff_impl : public quad_demod_filter_ff
{
private:
const float d_gain;
const float d_norm;
const int d_win;
float d_sum;
float d_sum_sq;
int d_remaining;
public:
quad_demod_filter_ff_impl(float gain, int window);
~quad_demod_filter_ff_impl();
int
work (int noutput_items, gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} // namespace satnogs
} // namespace gr
#endif /* INCLUDED_SATNOGS_QUAD_DEMOD_FILTER_FF_IMPL_H */