GNU Radio Manual and C++ API Reference 3.7.14.0
The Free & Open Software Radio Ecosystem
repeat.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2012 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_BLOCKS_REPEAT_H
24#define INCLUDED_BLOCKS_REPEAT_H
25
26#include <gnuradio/blocks/api.h>
28
29namespace gr {
30namespace blocks {
31
32/*!
33 * \brief repeat each input \p repeat times
34 * \ingroup stream_operators_blk
35 *
36 * Message Ports:
37 * * interpolation (in):
38 * Takes a pmt_pair(pmt::mp("interpolation"), pmt_long interp), setting the
39 * interpolation to interp.
40 */
41class BLOCKS_API repeat : virtual public sync_interpolator
42{
43public:
44 // gr::blocks::repeat::sptr
45 typedef boost::shared_ptr<repeat> sptr;
46
47 /*!
48 * Make a repeat block.
49 *
50 * \param itemsize stream itemsize
51 * \param repeat number of times to repeat the input
52 */
53 static sptr make(size_t itemsize, int repeat);
54
55 /*!
56 * \brief Return current interpolation
57 */
58 virtual int interpolation() const = 0;
59
60 /*!
61 * \brief sets the interpolation
62 *
63 * Call this method in a callback to adjust the interpolation at run time.
64 *
65 * \param interp interpolation to be set
66 */
67 virtual void set_interpolation(int interp) = 0;
68};
69
70} /* namespace blocks */
71} /* namespace gr */
72
73#endif /* INCLUDED_BLOCKS_REPEAT_H */
repeat each input repeat times
Definition: repeat.h:42
virtual void set_interpolation(int interp)=0
sets the interpolation
boost::shared_ptr< repeat > sptr
Definition: repeat.h:45
virtual int interpolation() const =0
Return current interpolation.
static sptr make(size_t itemsize, int repeat)
synchronous 1:N input to output with history
Definition: sync_interpolator.h:38
#define BLOCKS_API
Definition: gr-blocks/include/gnuradio/blocks/api.h:30
BLOCKS_API size_t itemsize(vector_type type)
Include this header to use the message passing features.
Definition: basic_block.h:45