3 * Copyright 2002 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
23 #ifndef _GRATSCFIELDSYNCCORRELATOR_H_
24 #define _GRATSCFIELDSYNCCORRELATOR_H_
26 #include <VrHistoryProc.h>
28 class atsci_fs_correlator;
31 * \brief ATSC field sync correlator (float --> float,float)
33 * first output is delayed version of input.
34 * second output is set of tags, one-for-one with first output.
36 * tag values are defined in atsci_sync_tag.h
39 class GrAtscFieldSyncCorrelator : public VrHistoryProc<float,float>
44 GrAtscFieldSyncCorrelator ();
45 ~GrAtscFieldSyncCorrelator ();
47 const char *name () { return "GrAtscFieldSyncCorrelator"; }
49 int work (VrSampleRange output, void *o[],
50 VrSampleRange inputs[], void *i[]);
53 atsci_fs_correlator *d_fsc;
56 #endif /* _GRATSCFIELDSYNCCORRELATOR_H_ */