GNU Radio 3.7.1 C++ API
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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2006 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 3, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 51 Franklin Street, 00020 * Boston, MA 02110-1301, USA. 00021 */ 00022 00023 #ifndef INCLUDED_ATSC_EQUALIZER_H 00024 #define INCLUDED_ATSC_EQUALIZER_H 00025 00026 #include <gnuradio/atsc/api.h> 00027 #include <gnuradio/sync_block.h> 00028 #include <gnuradio/atsc/equalizer_impl.h> 00029 #include <vector> 00030 00031 class atsc_equalizer; 00032 typedef boost::shared_ptr<atsc_equalizer> atsc_equalizer_sptr; 00033 00034 atsc_equalizer_sptr ATSC_API atsc_make_equalizer(); 00035 00036 /*! 00037 * \brief ATSC equalizer (float,syminfo --> float,syminfo) 00038 * \ingroup atsc 00039 * 00040 * first inputs are data samples, second inputs are tags. 00041 * first outputs are equalized data samples, second outputs are tags. 00042 */ 00043 class ATSC_API atsc_equalizer : public gr::sync_block 00044 { 00045 friend ATSC_API atsc_equalizer_sptr atsc_make_equalizer(); 00046 00047 atsc_equalizer(); 00048 00049 public: 00050 void forecast (int noutput_items, gr_vector_int &ninput_items_required); 00051 00052 std::vector<double> taps() { 00053 return d_equalizer->taps(); 00054 } 00055 00056 int work (int noutput_items, 00057 gr_vector_const_void_star &input_items, 00058 gr_vector_void_star &output_items); 00059 00060 void reset() { /* nop */ } 00061 00062 ~atsc_equalizer (); 00063 00064 00065 protected: 00066 atsci_equalizer *d_equalizer; 00067 00068 }; 00069 00070 00071 #endif /* INCLUDED_ATSC_EQUALIZER_H */