GNU Radio Manual and C++ API Reference  3.7.9.2
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equalizer.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2006 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
6  *
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22 
23 #ifndef INCLUDED_ATSC_EQUALIZER_H
24 #define INCLUDED_ATSC_EQUALIZER_H
25 
26 #include <gnuradio/atsc/api.h>
27 #include <gnuradio/sync_block.h>
29 #include <vector>
30 
31 class atsc_equalizer;
32 typedef boost::shared_ptr<atsc_equalizer> atsc_equalizer_sptr;
33 
34 atsc_equalizer_sptr ATSC_API atsc_make_equalizer();
35 
36 /*!
37  * \brief ATSC equalizer (float,syminfo --> float,syminfo)
38  * \ingroup atsc
39  *
40  * first inputs are data samples, second inputs are tags.
41  * first outputs are equalized data samples, second outputs are tags.
42  */
44 {
45  friend ATSC_API atsc_equalizer_sptr atsc_make_equalizer();
46 
48 
49 public:
50  void forecast (int noutput_items, gr_vector_int &ninput_items_required);
51 
52  std::vector<double> taps() {
53  return d_equalizer->taps();
54  }
55 
56  int work (int noutput_items,
57  gr_vector_const_void_star &input_items,
58  gr_vector_void_star &output_items);
59 
60  void reset() { /* nop */ }
61 
62  ~atsc_equalizer ();
63 
64 
65 protected:
67 
68 };
69 
70 
71 #endif /* INCLUDED_ATSC_EQUALIZER_H */
#define ATSC_API
Definition: gr-atsc/include/gnuradio/atsc/api.h:30
atsc_equalizer_sptr ATSC_API atsc_make_equalizer()
virtual int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)=0
just like gr::block::general_work, only this arranges to call consume_each for you ...
std::vector< const void * > gr_vector_const_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:38
std::vector< void * > gr_vector_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:37
std::vector< int > gr_vector_int
Definition: gnuradio-runtime/include/gnuradio/types.h:33
void reset()
Definition: equalizer.h:60
abstract base class for ATSC equalizer
Definition: equalizer_impl.h:33
std::vector< double > taps()
Definition: equalizer.h:52
synchronous 1:1 input to output with historyOverride work to provide the signal processing implementa...
Definition: sync_block.h:37
atsci_equalizer * d_equalizer
Definition: equalizer.h:66
void forecast(int noutput_items, gr_vector_int &ninput_items_required)
Estimate input requirements given output request.
ATSC equalizer (float,syminfo –> float,syminfo)first inputs are data samples, second inputs are tags...
Definition: equalizer.h:43