3 * Copyright 2006 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 2, or (at your option)
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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., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
22 #ifndef INCLUDED_ATSC_FS_CHECKER_H
23 #define INCLUDED_ATSC_FS_CHECKER_H
25 #include <atsci_fs_checker.h>
26 #include <gr_sync_block.h>
28 class atsc_fs_checker;
29 typedef boost::shared_ptr<atsc_fs_checker> atsc_fs_checker_sptr;
31 atsc_fs_checker_sptr atsc_make_fs_checker();
34 * \brief ATSC field sync checker (float,syminfo --> float,syminfo)
37 * first output is delayed version of input.
38 * second output is set of tags, one-for-one with first output.
41 class atsc_fs_checker : public gr_sync_block
43 friend atsc_fs_checker_sptr atsc_make_fs_checker();
48 int work (int noutput_items,
49 gr_vector_const_void_star &input_items,
50 gr_vector_void_star &output_items);
52 void reset() { /* nop */ }
57 atsci_fs_checker *d_fsc;
62 #endif /* INCLUDED_ATSC_FS_CHECKER_H */