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/* -*- c++ -*- */
/* This is a version of the GNU Radio peak_detector_fb block before commit 9d9ea63c45b5f314eb344a69340ef49e8edafdfa.
*
* Copyright 2007,2010,2013 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_DAB_PEAK_DETECTOR_FB_IMPL_H
#define INCLUDED_DAB_PEAK_DETECTOR_FB_IMPL_H
#include <grdab/peak_detector_fb.h>
namespace gr {
namespace dab {
class peak_detector_fb_impl : public peak_detector_fb
{
private:
float d_threshold_factor_rise;
float d_threshold_factor_fall;
int d_look_ahead;
float d_avg_alpha;
float d_avg;
unsigned char d_found;
public:
peak_detector_fb_impl(float threshold_factor_rise, float threshold_factor_fall, int look_ahead, float alpha);
~peak_detector_fb_impl();
void set_threshold_factor_rise(float thr) { d_threshold_factor_rise = thr; }
void set_threshold_factor_fall(float thr) { d_threshold_factor_fall = thr; }
void set_look_ahead(int look) { d_look_ahead = look; }
void set_alpha(float alpha) { d_avg_alpha = alpha; }
float threshold_factor_rise() { return d_threshold_factor_rise; }
float threshold_factor_fall() { return d_threshold_factor_fall; }
int look_ahead() { return d_look_ahead; }
float alpha() { return d_avg_alpha; }
// 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 dab
} // namespace gr
#endif /* INCLUDED_DAB_PEAK_DETECTOR_FB_IMPL_H */
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