GNU Radio 3.6.5.1 C++ API
probe_rate_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2005,2013 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
7  * GNU Radio is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
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10  * any later version.
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12  * GNU Radio is distributed in the hope that it will be useful,
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14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
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22 
23 #ifndef INCLUDED_GR_PROBE_RATE_IMPL_H
24 #define INCLUDED_GR_PROBE_RATE_IMPL_H
25 
26 #include <blocks/probe_rate.h>
27 
28 namespace gr {
29  namespace blocks {
30 
31  class probe_rate_impl : public probe_rate
32  {
33  private:
34  double d_alpha, d_beta, d_avg;
35  double d_min_update_time;
36  boost::posix_time::ptime d_last_update;
37  uint64_t d_lastthru;
38  size_t d_itemsize;
39  void setup_rpc();
40 
41  public:
42  probe_rate_impl(size_t itemsize, double update_rate_ms, double alpha = 0.0001);
44  void set_alpha(double alpha);
45  double rate();
46  double timesincelast();
47  bool start();
48  bool stop();
49 
50  int work(int noutput_items,
51  gr_vector_const_void_star &input_items,
52  gr_vector_void_star &output_items);
53 
54  }; // end class
55 
56  } /* namespace blocks */
57 } /* namespace gr */
58 
59 #endif