GNU Radio Manual and C++ API Reference 3.7.14.0
The Free & Open Software Radio Ecosystem
fs_checker.h
Go to the documentation of this file.
1/* -*- c++ -*- */
2/*
3 * Copyright 2006 Free Software Foundation, Inc.
4 *
5 * This file is part of GNU Radio
6 *
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)
10 * any later version.
11 *
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.
16 *
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.
21 */
22
23#ifndef INCLUDED_ATSC_FS_CHECKER_H
24#define INCLUDED_ATSC_FS_CHECKER_H
25
26#include <gnuradio/atsc/api.h>
28#include <gnuradio/sync_block.h>
29
30class atsc_fs_checker;
31typedef boost::shared_ptr<atsc_fs_checker> atsc_fs_checker_sptr;
32
33ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker();
34
35/*!
36 * \brief ATSC field sync checker (float,syminfo --> float,syminfo)
37 * \ingroup atsc
38 *
39 * first output is delayed version of input.
40 * second output is set of tags, one-for-one with first output.
41 */
42
44{
45 friend ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker();
46
48
49public:
50 int work(int noutput_items,
51 gr_vector_const_void_star& input_items,
52 gr_vector_void_star& output_items);
53
54 void reset()
55 { /* nop */
56 }
57
59
60protected:
62};
63
64
65#endif /* INCLUDED_ATSC_FS_CHECKER_H */
ATSC field sync checker (float,syminfo --> float,syminfo)
Definition: fs_checker.h:44
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
just like gr::block::general_work, only this arranges to call consume_each for you
void reset()
Definition: fs_checker.h:54
friend ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker()
atsci_fs_checker * d_fsc
Definition: fs_checker.h:61
abstract base class for ATSC field sync checker
Definition: fs_checker_impl.h:52
synchronous 1:1 input to output with history
Definition: sync_block.h:38
ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker()
std::vector< const void * > gr_vector_const_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:40
std::vector< void * > gr_vector_void_star
Definition: gnuradio-runtime/include/gnuradio/types.h:39
#define ATSC_API
Definition: gr-atsc/include/gnuradio/atsc/api.h:30