GNU Radio 3.6.4 C++ API
fmdet_cf_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2008, 2012 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
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7  * GNU Radio is free software; you can redistribute it and/or modify
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22 
23 #ifndef INCLUDED_ANALOG_FMDET_CF_IMPL_H
24 #define INCLUDED_ANALOG_FMDET_CF_IMPL_H
25 
26 #include <analog/fmdet_cf.h>
27 //#include <filter/fir_filter.h>
28 #include <gr_sync_block.h>
29 
30 namespace gr {
31  namespace analog {
32 
33  class fmdet_cf_impl : public fmdet_cf
34  {
35  private:
36  gr_complex d_S1, d_S2, d_S3, d_S4;
37  float d_freq, d_freqlo, d_freqhi, d_scl, d_bias;
38  //kernel::fir_filter_ccf* d_filter;
39 
40  public:
41  fmdet_cf_impl(float samplerate, float freq_low,
42  float freq_high, float scl);
44 
45  void set_scale(float scl);
46  void set_freq_range(float freq_low, float freq_high);
47 
48  float freq() const { return d_freq; }
49  float freq_high() const { return d_freqhi; }
50  float freq_low() const { return d_freqlo; }
51  float scale() const { return d_scl; }
52  float bias() const { return d_bias; }
53 
54  int work(int noutput_items,
55  gr_vector_const_void_star &input_items,
56  gr_vector_void_star &output_items);
57  };
58 
59  } /* namespace analog */
60 } /* namespace gr */
61 
62 #endif /* INCLUDED_ANALOG_FMDET_CF_IMPL_H */