GNU Radio 3.5.1 C++ API
atsc_equalizer.h
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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 #ifndef INCLUDED_ATSC_EQUALIZER_H
00023 #define INCLUDED_ATSC_EQUALIZER_H
00024 
00025 #include <atsc_api.h>
00026 #include <gr_sync_block.h>
00027 #include <atsci_equalizer.h>
00028 
00029 class atsc_equalizer;
00030 typedef boost::shared_ptr<atsc_equalizer> atsc_equalizer_sptr;
00031 
00032 atsc_equalizer_sptr ATSC_API atsc_make_equalizer();
00033 
00034 /*!
00035  * \brief ATSC equalizer (float,syminfo --> float,syminfo)
00036  * \ingroup atsc
00037  *
00038  * first inputs are data samples, second inputs are tags.
00039  * first outputs are equalized data samples, second outputs are tags.
00040  */
00041 class ATSC_API atsc_equalizer : public gr_sync_block
00042 {
00043   friend ATSC_API atsc_equalizer_sptr atsc_make_equalizer();
00044 
00045   atsc_equalizer();
00046 
00047 public:
00048   void forecast (int noutput_items, gr_vector_int &ninput_items_required);
00049 
00050   int work (int noutput_items,
00051             gr_vector_const_void_star &input_items,
00052             gr_vector_void_star &output_items);
00053 
00054   void reset() { /* nop */ }
00055 
00056   ~atsc_equalizer ();
00057 
00058 
00059 protected:
00060   atsci_equalizer       *d_equalizer;
00061 
00062 };
00063 
00064 
00065 #endif /* INCLUDED_ATSC_EQUALIZER_H */