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GnuRadio/gr-jay/lib/squelch_impl.h
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2019-05-30 12:45:44 +00:00

56 lines
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C++

/* -*- c++ -*- */
/*
* Copyright 2019 Jay Arrowfield.
*
* 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_JAY_SQUELCH_IMPL_H
#define INCLUDED_JAY_SQUELCH_IMPL_H
#include <jay/squelch.h>
namespace gr {
namespace jay {
class squelch_impl : public squelch
{
private:
// Nothing to declare in this block.
pmt::pmt_t m_msg_port_in;
float m_gain_target;
float m_gain;
float m_alpha;
public:
squelch_impl(float initValue, float alpha);
~squelch_impl();
void print_pair(pmt::pmt_t pair);
void on_message(pmt::pmt_t msg);
void check_pair(pmt::pmt_t pair);
// Where all the action really happens
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} // namespace jay
} // namespace gr
#endif /* INCLUDED_JAY_SQUELCH_IMPL_H */