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atsc_fs_correlator.h

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00001 /* -*- c++ -*- */
00002 /*
00003  * Copyright 2002 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 2, 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., 59 Temple Place - Suite 330,
00020  * Boston, MA 02111-1307, USA.
00021  */
00022 #ifndef _ATSC_FS_CORRELATOR_H_
00023 #define _ATSC_FS_CORRELATOR_H_
00024 
00045 class atsc_fs_correlator {
00046 
00047 public:
00048 
00049   // CREATORS
00050   atsc_fs_correlator ();
00051   virtual ~atsc_fs_correlator () = 0;
00052 
00053   // MANIPULATORS
00054   virtual void reset () = 0;
00055   virtual void filter (float input_sample, float *output_sample, float *output_tag) = 0;
00056 
00057   // ACCESSORS
00058 
00060   virtual int delay () const = 0;
00061 };
00062  
00063 #endif /* _ATSC_FS_CORRELATOR_H_ */

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